Update CHANGELOG.md

* Added environment variable and CLI parameter for adjusting the read buffer size

* Changed readBufferSize to int and some bugfixing

* Small fixes

* ci: 👷 CI system updated

* ci: 👷 CI system updated

---------

Co-authored-by: Paramtamtam <7326800+tarampampam@users.noreply.github.com>

.dockerignore

@@ -1,14 +1,9 @@
-.dockerignore
+## Ignore everything
-Dockerfile
+*
-.github
+
-.git
+## Except the following files and directories
-.gitignore
+!/cmd
-.editorconfig
+!/internal
-.idea
+!/templates
-.vscode
+!/error-pages.yml
-test
+!/go.*
-temp
-tmp
-LICENSE
-Makefile
-error-pages

.editorconfig

@@ -7,11 +7,8 @@ charset = utf-8
 end_of_line = lf
 insert_final_newline = true
 indent_style = space
-indent_size = 4
-trim_trailing_whitespace = true
-
-[*.{yml, yaml, sh, conf, json}]
 indent_size = 2
+trim_trailing_whitespace = true
 
 [{Makefile, go.mod, *.go}]
 indent_style = tab

.github/dependabot.yml

@@ -6,17 +6,14 @@ updates:
   - package-ecosystem: gomod
     directory: /
     schedule: {interval: monthly}
-    reviewers: [tarampampam]
     assignees: [tarampampam]
 
   - package-ecosystem: github-actions
     directory: /
     schedule: {interval: monthly}
-    reviewers: [tarampampam]
     assignees: [tarampampam]
 
   - package-ecosystem: docker
     directory: /
     schedule: {interval: monthly}
-    reviewers: [tarampampam]
     assignees: [tarampampam]

.github/workflows/dependabot.yml

@@ -0,0 +1,25 @@
+name: dependabot
+
+on:
+  pull_request: {}
+
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  dependabot: # https://tinyurl.com/e69djmen
+    runs-on: ubuntu-latest
+    if: ${{ github.actor == 'dependabot[bot]' }}
+    steps:
+      - uses: dependabot/fetch-metadata@v1
+        id: metadata
+        with: {github-token: "${{ secrets.GITHUB_TOKEN }}"}
+
+      - name: Enable auto-merge for Dependabot PRs
+        if: ${{ contains(fromJSON('["version-update:semver-minor", "version-update:semver-patch"]'), steps.metadata.outputs.update-type) }}
+        run: gh pr merge --auto --merge "$PR_URL"
+        continue-on-error: true
+        env:
+          PR_URL: ${{ github.event.pull_request.html_url }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/documentation.yml

@@ -8,9 +8,9 @@ on:
 jobs:
   docker-hub-description:
     name: Docker Hub Description
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: peter-evans/dockerhub-description@v3 # Action page: <https://github.com/peter-evans/dockerhub-description>
         with:

.github/workflows/release.yml

@@ -7,7 +7,7 @@ on:
 jobs:
   purge-cdn-cache:
     name: Purge jsDelivr CDN cache
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - uses: gacts/purge-jsdelivr-cache@v1 # Action page: <https://github.com/gacts/purge-jsdelivr-cache>
         with:
@@ -19,31 +19,30 @@ jobs:
 
   build:
     name: Build for ${{ matrix.os }} (${{ matrix.arch }})
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     strategy:
       fail-fast: false
       matrix:
         os: [linux, darwin] # linux, freebsd, darwin, windows
         arch: [amd64]  # amd64, 386
     steps:
-      - uses: actions/setup-go@v3
+      - uses: actions/checkout@v4
-        with: {go-version: 1.18}
 
-      - uses: actions/checkout@v3
+      - uses: gacts/setup-go-with-cache@v1
+        with: {go-version-file: go.mod}
 
-      - uses: gacts/github-slug@v1
+      - {uses: gacts/github-slug@v1, id: slug}
-        id: slug
 
       - name: Generate builder values
         id: values
-        run: echo "::set-output name=binary-name::error-pages-${{ matrix.os }}-${{ matrix.arch }}"
+        run: echo "binary-name=error-pages-${{ matrix.os }}-${{ matrix.arch }}" >> $GITHUB_OUTPUT
 
       - name: Build application
         env:
           GOOS: ${{ matrix.os }}
           GOARCH: ${{ matrix.arch }}
           CGO_ENABLED: 0
-          LDFLAGS: -s -w -X github.com/tarampampam/error-pages/internal/version.version=${{ steps.slug.outputs.version }}
+          LDFLAGS: -s -w -X gh.tarampamp.am/error-pages/internal/version.version=${{ steps.slug.outputs.version }}
         run: go build -trimpath -ldflags "$LDFLAGS" -o "./${{ steps.values.outputs.binary-name }}" ./cmd/error-pages/
 
       - name: Upload binary file to release
@@ -56,29 +55,28 @@ jobs:
 
   docker-image:
     name: Build docker image
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
-      - uses: gacts/github-slug@v1
+      - {uses: gacts/github-slug@v1, id: slug}
-        id: slug
 
-      - uses: docker/setup-qemu-action@v2 # Action page: <https://github.com/docker/setup-qemu-action>
+      - uses: docker/setup-qemu-action@v3 # Action page: <https://github.com/docker/setup-qemu-action>
 
-      - uses: docker/setup-buildx-action@v2 # Action page: <https://github.com/docker/setup-buildx-action>
+      - uses: docker/setup-buildx-action@v3 # Action page: <https://github.com/docker/setup-buildx-action>
 
-      - uses: docker/login-action@v2 # Action page: <https://github.com/docker/login-action>
+      - uses: docker/login-action@v3 # Action page: <https://github.com/docker/login-action>
         with:
           username: ${{ secrets.DOCKER_LOGIN }}
           password: ${{ secrets.DOCKER_PASSWORD }}
 
-      - uses: docker/login-action@v2 # Action page: <https://github.com/docker/login-action>
+      - uses: docker/login-action@v3 # Action page: <https://github.com/docker/login-action>
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
-      - uses: docker/build-push-action@v3 # Action page: <https://github.com/docker/build-push-action>
+      - uses: docker/build-push-action@v5 # Action page: <https://github.com/docker/build-push-action>
         with:
           context: .
           file: Dockerfile
@@ -97,11 +95,10 @@ jobs:
 
   demo:
     name: Update the demonstration
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     needs: [docker-image]
     steps:
-      - uses: gacts/github-slug@v1
+      - {uses: gacts/github-slug@v1, id: slug}
-        id: slug
 
       - name: Take rendered templates from the built docker image
         run: |

.github/workflows/tests.yml

@@ -15,9 +15,9 @@ concurrency:
 jobs: # Docs: <https://git.io/JvxXE>
   gitleaks:
     name: Gitleaks
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with: {fetch-depth: 0}
 
       - name: Check for GitLeaks
@@ -25,20 +25,24 @@ jobs: # Docs: <https://git.io/JvxXE>
 
   golangci-lint:
     name: Golang-CI (lint)
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
-      - uses: golangci/golangci-lint-action@v3 # Action page: <https://github.com/golangci/golangci-lint-action>
+      - uses: gacts/setup-go-with-cache@v1
+        with: {go-version-file: go.mod}
+
+      - uses: golangci/golangci-lint-action@v3
+        with: {skip-pkg-cache: true, skip-build-cache: true}
 
   validate-config-file:
     name: Validate config file
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
-      - uses: actions/setup-node@v3
+      - uses: gacts/setup-node-with-cache@v1
-        with: {node-version: '16'}
+        with: {node-version: 16}
 
       - name: Install linter
         run: npm install -g ajv-cli # Package page: <https://www.npmjs.com/package/ajv-cli>
@@ -48,12 +52,12 @@ jobs: # Docs: <https://git.io/JvxXE>
 
   lint-l10n:
     name: Lint l10n file(s)
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
-      - uses: actions/setup-node@v3
+      - uses: gacts/setup-node-with-cache@v1
-        with: {node-version: '16'}
+        with: {node-version: 16}
 
       - name: Install eslint
         run: npm install -g eslint@v8 # Package page: <https://www.npmjs.com/package/eslint>
@@ -64,24 +68,13 @@ jobs: # Docs: <https://git.io/JvxXE>
 
   go-test:
     name: Unit tests
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
-      - uses: actions/setup-go@v3
+      - uses: actions/checkout@v4
-        with: {go-version: 1.18}
-
-      - uses: actions/checkout@v3
         with: {fetch-depth: 2} # Fixes codecov error 'Issue detecting commit SHA'
 
-      - name: Go modules Cache # Docs: <https://git.io/JfAKn#go---modules>
+      - uses: gacts/setup-go-with-cache@v1
-        uses: actions/cache@v3
+        with: {go-version-file: go.mod}
-        id: go-cache
-        with:
-          path: ~/go/pkg/mod
-          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
-          restore-keys: ${{ runner.os }}-go-
-
-      - if: steps.go-cache.outputs.cache-hit != 'true'
-        run: go mod download
 
       - name: Run Unit tests
         run: go test -race -covermode=atomic -coverprofile /tmp/coverage.txt ./...
@@ -94,7 +87,7 @@ jobs: # Docs: <https://git.io/JvxXE>
 
   build:
     name: Build for ${{ matrix.os }} (${{ matrix.arch }})
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     strategy:
       fail-fast: false
       matrix:
@@ -102,34 +95,24 @@ jobs: # Docs: <https://git.io/JvxXE>
         arch: [amd64]  # amd64, 386
     needs: [golangci-lint, go-test, validate-config-file]
     steps:
-      - uses: actions/setup-go@v3
+      - uses: actions/checkout@v4
-        with: {go-version: 1.18}
 
-      - uses: actions/checkout@v3
+      - uses: gacts/setup-go-with-cache@v1
+        with: {go-version-file: go.mod}
 
-      - uses: gacts/github-slug@v1
+      - {uses: gacts/github-slug@v1, id: slug}
-        id: slug
-
-      - name: Go modules Cache # Docs: <https://git.io/JfAKn#go---modules>
-        uses: actions/cache@v3
-        with:
-          path: ~/go/pkg/mod
-          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
-          restore-keys: ${{ runner.os }}-go-
-
-      - run: go mod download
 
       - name: Build application
         env:
           GOOS: ${{ matrix.os }}
           GOARCH: ${{ matrix.arch }}
           CGO_ENABLED: 0
-          LDFLAGS: -s -w -X github.com/tarampampam/error-pages/internal/version.version=${{ steps.slug.outputs.branch-name-slug }}@${{ steps.slug.outputs.commit-hash-short }}
+          LDFLAGS: -s -w -X gh.tarampamp.am/error-pages/internal/version.version=${{ steps.slug.outputs.branch-name-slug }}@${{ steps.slug.outputs.commit-hash-short }}
         run: go build -trimpath -ldflags "$LDFLAGS" -o ./error-pages ./cmd/error-pages/
 
       - name: Try to execute
         if: matrix.os == 'linux'
-        run: ./error-pages version && ./error-pages -h
+        run: ./error-pages --version && ./error-pages -h
 
       - uses: actions/upload-artifact@v3
         with:
@@ -140,10 +123,10 @@ jobs: # Docs: <https://git.io/JvxXE>
 
   generate:
     name: Run templates generator
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     needs: [build]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: actions/download-artifact@v3
         with:
@@ -155,7 +138,7 @@ jobs: # Docs: <https://git.io/JvxXE>
         run: mv ./error-pages ./../error-pages && chmod +x ./../error-pages
 
       - name: Run generator
-        run: ./error-pages build ./out --verbose --index
+        run: ./error-pages --verbose build --index ./out
 
       - name: Test files creation
         run: |
@@ -171,18 +154,18 @@ jobs: # Docs: <https://git.io/JvxXE>
           test -f ./out/app-down/404.html
           test -f ./out/connection/404.html
           test -f ./out/matrix/404.html
+          test -f ./out/orient/404.html
 
   docker-image:
     name: Build docker image
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     needs: [golangci-lint, go-test, validate-config-file]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
-      - uses: gacts/github-slug@v1
+      - {uses: gacts/github-slug@v1, id: slug}
-        id: slug
 
-      - uses: docker/build-push-action@v3 # Action page: <https://github.com/docker/build-push-action>
+      - uses: docker/build-push-action@v5 # Action page: <https://github.com/docker/build-push-action>
         with:
           context: .
           file: Dockerfile
@@ -200,17 +183,17 @@ jobs: # Docs: <https://git.io/JvxXE>
 
   scan-docker-image:
     name: Scan the docker image
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     needs: [docker-image]
     steps:
-      - uses: actions/checkout@v3 # is needed for `upload-sarif` action
+      - uses: actions/checkout@v4 # is needed for `upload-sarif` action
 
       - uses: actions/download-artifact@v3
         with:
           name: docker-image
           path: .artifact
 
-      - uses: aquasecurity/trivy-action@0.6.1 # action page: <https://github.com/aquasecurity/trivy-action>
+      - uses: aquasecurity/trivy-action@0.13.1 # action page: <https://github.com/aquasecurity/trivy-action>
         with:
           input: .artifact/docker-image.tar
           format: sarif
@@ -225,11 +208,11 @@ jobs: # Docs: <https://git.io/JvxXE>
 
   poke-docker-image:
     name: Run the docker image
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     needs: [docker-image]
     timeout-minutes: 2
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: actions/download-artifact@v3
         with:
@@ -247,7 +230,7 @@ jobs: # Docs: <https://git.io/JvxXE>
       - name: Wait for container "healthy" state
         run: until [[ "`docker inspect -f {{.State.Health.Status}} app`" == "healthy" ]]; do echo "wait 1 sec.."; sleep 1; done
 
-      - run: hurl --color --test --fail-at-end --variable host=127.0.0.1 --variable port=8080 --summary ./test/hurl/*.hurl
+      - run: hurl --color --test --fail-at-end --variable host=127.0.0.1 --variable port=8080 ./test/hurl/*.hurl
 
       - name: Stop the container
         if: always()

.golangci.yml

@@ -43,8 +43,6 @@ linters: # All available linters list: <https://golangci-lint.run/usage/linters/
   enable:
     - asciicheck # Simple linter to check that your code does not contain non-ASCII identifiers
     - bidichk # Checks for dangerous unicode character sequences
-    - deadcode # Finds unused code
-    - depguard # Go linter that checks if package imports are in a list of acceptable packages
     - dogsled # Checks assignments with too many blank identifiers (e.g. x, _, _, _, := f())
     - dupl # Tool for code clone detection
     - errcheck # Errcheck is a program for checking for unchecked errors in go programs. These unchecked errors can be critical bugs in some cases
@@ -78,7 +76,6 @@ linters: # All available linters list: <https://golangci-lint.run/usage/linters/
     - typecheck # Like the front-end of a Go compiler, parses and type-checks Go code
     - unconvert # Remove unnecessary type conversions
     - unused # Checks Go code for unused constants, variables, functions and types
-    - varcheck # Finds unused global variables and constants
     - whitespace # Tool for detection of leading and trailing whitespace
     - wsl # Whitespace Linter - Forces you to use empty lines!
 

CHANGELOG.md

@@ -4,6 +4,88 @@ All notable changes to this package will be documented in this file.
 
 The format is based on [Keep a Changelog][keepachangelog] and this project adheres to [Semantic Versioning][semver].
 
+## v2.26.0
+
+### Added
+
+- Error pages now translated into 🇵🇱 [#226]
+- Possibility to set custom read buffer size (using `--read-buffer-size` flag or environment variable `READ_BUFFER_SIZE`) [#238], [#244]
+
+[#226]:https://github.com/tarampampam/error-pages/pull/226
+[#238]:https://github.com/tarampampam/error-pages/issues/238
+[#244]:https://github.com/tarampampam/error-pages/pull/244
+
+## v2.25.0
+
+### Added
+
+- Go updated from `1.20` up to `1.21`
+- Error pages now translated into 🇮🇩 [#218]
+- Possibility catch all paths with error page 404 (using `--catch-all` flag for the `serve` or environment variable `CATCH_ALL=true`) [#217]
+
+[#218]:https://github.com/tarampampam/error-pages/pull/218
+[#217]:https://github.com/tarampampam/error-pages/issues/217
+
+## v2.24.0
+
+### Added
+
+- Support for IPv6 addresses in the `--listen` flag [#191]
+
+[#191]:https://github.com/tarampampam/error-pages/issues/191
+
+## v2.23.0
+
+### Added
+
+- Template `orient` [#190]
+
+[#190]:https://github.com/tarampampam/error-pages/pull/190
+
+## v2.22.0
+
+### Changed
+
+- Non-existing pages now return styled `404` status page (with `404` status code) [#188]
+
+[#188]:https://github.com/tarampampam/error-pages/issues/188
+
+## v2.21.0
+
+### Changed
+
+- Go updated from `1.19` up to `1.20`
+- Go dependencies updated
+- Module name changed from `github.com/tarampampam/error-pages` to `gh.tarampamp.am/error-pages`
+
+## v2.20.0
+
+### Changed
+
+- `version` subcommand replaced by `--version` flag [#163]
+- `--config-file` flag is not global anymore (use `error-pages (serve|build) --config-file ...` instead of `error-pages --config-file ... (serve|build) ...`) [#163]
+- Flags `--verbose`, `--debug` and `--log-json` are deprecated, use `--log-level` and `--log-format` instead [#163]
+
+### Added
+
+- Possibility to use custom env variables in templates [#164], [#165]
+
+[#164]:https://github.com/tarampampam/error-pages/issues/164
+[#165]:https://github.com/tarampampam/error-pages/pull/165
+[#163]:https://github.com/tarampampam/error-pages/pull/163
+
+## v2.19.0
+
+### Changed
+
+- Go updated from `1.18` up to `1.19`
+
+### Added
+
+- Error pages now translated into Chinese 🇨🇳 [#147]
+
+[#147]:https://github.com/tarampampam/error-pages/pull/147
+
 ## v2.18.0
 
 ### Changed

Dockerfile

@@ -1,7 +1,17 @@
-# syntax=docker/dockerfile:1.2
+# syntax=docker/dockerfile:1
 
-# Image page: <https://hub.docker.com/_/golang>
+# this stage is used to build the application
-FROM golang:1.18-alpine as builder
+FROM golang:1.21-bullseye AS builder
+
+COPY ./go.* /src/
+
+WORKDIR /src
+
+# burn the modules cache
+RUN go mod download
+
+# this stage is used to compile the application
+FROM builder AS compiler
 
 # can be passed with any prefix (like `v1.2.3@GITHASH`), e.g.: `docker build --build-arg "APP_VERSION=v1.2.3@GITHASH" .`
 ARG APP_VERSION="undefined@docker"
@@ -11,12 +21,12 @@ WORKDIR /src
 COPY . .
 
 # arguments to pass on each go tool link invocation
-ENV LDFLAGS="-s -w -X github.com/tarampampam/error-pages/internal/version.version=$APP_VERSION"
+ENV LDFLAGS="-s -w -X gh.tarampamp.am/error-pages/internal/version.version=$APP_VERSION"
 
+# build the application
 RUN set -x \
-    && go version \
     && CGO_ENABLED=0 go build -trimpath -ldflags "$LDFLAGS" -o ./error-pages ./cmd/error-pages/ \
-    && ./error-pages version \
+    && ./error-pages --version \
     && ./error-pages -h
 
 WORKDIR /tmp/rootfs
@@ -38,11 +48,11 @@ WORKDIR /tmp/rootfs/opt
 
 # generate static error pages (for usage inside another docker images, for example)
 RUN set -x \
-    && ./../bin/error-pages --config-file ./error-pages.yml build ./html --verbose --index \
+    && ./../bin/error-pages --verbose build --config-file ./error-pages.yml --index ./html \
     && ls -l ./html
 
 # use empty filesystem
-FROM scratch as runtime
+FROM scratch AS runtime
 
 ARG APP_VERSION="undefined@docker"
 
@@ -57,7 +67,7 @@ LABEL \
     org.opencontainers.image.licenses="MIT"
 
 # Import from builder
-COPY --from=builder /tmp/rootfs /
+COPY --from=compiler /tmp/rootfs /
 
 # Use an unprivileged user
 USER 10001:10001
@@ -69,11 +79,12 @@ ENV LISTEN_PORT="8080" \
     DEFAULT_ERROR_PAGE="404" \
     DEFAULT_HTTP_CODE="404" \
     SHOW_DETAILS="false" \
-    DISABLE_L10N="false"
+    DISABLE_L10N="false" \
+    READ_BUFFER_SIZE="2048"
 
 # Docs: <https://docs.docker.com/engine/reference/builder/#healthcheck>
-HEALTHCHECK --interval=7s --timeout=2s CMD ["/bin/error-pages", "healthcheck", "--log-json"]
+HEALTHCHECK --interval=7s --timeout=2s CMD ["/bin/error-pages", "--log-json", "healthcheck"]
 
 ENTRYPOINT ["/bin/error-pages"]
 
-CMD ["serve", "--log-json"]
+CMD ["--log-json", "serve"]

Makefile

@@ -3,7 +3,7 @@
 # Makefile readme (en): <https://www.gnu.org/software/make/manual/html_node/index.html#SEC_Contents>
 
 SHELL = /bin/sh
-LDFLAGS = "-s -w -X github.com/tarampampam/error-pages/internal/version.version=$(shell git rev-parse HEAD)"
+LDFLAGS = "-s -w -X gh.tarampamp.am/error-pages/internal/version.version=$(shell git rev-parse HEAD)"
 
 DC_RUN_ARGS = --rm --user "$(shell id -u):$(shell id -g)"
 APP_NAME = $(notdir $(CURDIR))
@@ -43,7 +43,7 @@ gotest: ## Run app tests
 	docker-compose run $(DC_RUN_ARGS) --no-deps app go test -v -race -timeout 10s ./...
 
 int-test: ## Run integration tests (docs: https://hurl.dev/docs/man-page.html#options)
-	docker-compose run --rm hurl --color --test --fail-at-end --variable host=web --variable port=8080 --summary ./test/hurl/*.hurl
+	docker-compose run --rm hurl --color --test --fail-at-end --variable host=web --variable port=8080 ./test/hurl/*.hurl
 
 test: lint gotest int-test ## Run app tests and linters
 

README.md

@@ -5,14 +5,17 @@
 <p align="center">
   <a href="#"><img src="https://img.shields.io/github/go-mod/go-version/tarampampam/error-pages?longCache=true&label=&logo=go&logoColor=white&style=flat-square" alt="" /></a>
   <a href="https://codecov.io/gh/tarampampam/error-pages"><img src="https://img.shields.io/codecov/c/github/tarampampam/error-pages/master.svg?maxAge=30&label=&logo=codecov&logoColor=white&style=flat-square" alt="" /></a>
-  <a href="https://github.com/tarampampam/error-pages/actions"><img src="https://img.shields.io/github/workflow/status/tarampampam/error-pages/tests?maxAge=30&label=tests&logo=github&style=flat-square" alt="" /></a>
+  <a href="https://github.com/tarampampam/error-pages/actions"><img src="https://img.shields.io/github/actions/workflow/status/tarampampam/error-pages/tests.yml?branch=master&maxAge=30&label=tests&logo=github&style=flat-square" alt="" /></a>
-  <a href="https://github.com/tarampampam/error-pages/actions"><img src="https://img.shields.io/github/workflow/status/tarampampam/error-pages/release?maxAge=30&label=release&logo=github&style=flat-square" alt="" /></a>
+  <a href="https://github.com/tarampampam/error-pages/actions"><img src="https://img.shields.io/github/actions/workflow/status/tarampampam/error-pages/release.yml?maxAge=30&label=release&logo=github&style=flat-square" alt="" /></a>
   <a href="https://hub.docker.com/r/tarampampam/error-pages"><img src="https://img.shields.io/docker/pulls/tarampampam/error-pages.svg?maxAge=30&label=pulls&logo=docker&logoColor=white&style=flat-square" alt="" /></a>
   <a href="https://hub.docker.com/r/tarampampam/error-pages"><img src="https://img.shields.io/docker/image-size/tarampampam/error-pages/latest?maxAge=30&label=size&logo=docker&logoColor=white&style=flat-square" alt="" /></a>
   <a href="https://github.com/tarampampam/error-pages/blob/master/LICENSE"><img src="https://img.shields.io/github/license/tarampampam/error-pages.svg?maxAge=30&style=flat-square" alt="" /></a>
 </p>
 
-<p align="center"><sup>22 feb. 2022 - ⚡ Our Docker image was downloaded <strong>one MILLION times</strong> from the docker hub! ⚡</sup></p>
+<p align="center"><sup>
+  22 feb. 2022 - ⚡ Our Docker image was downloaded <strong>one MILLION times</strong> from the docker hub! ⚡<br/>
+  10 apr. 2023 - ⚡ <strong>Two million times</strong> from the docker hub and <strong>one million</strong> from the ghcr! ⚡
+</sup></p>
 
 One day you may want to replace the standard error pages of your HTTP server with something more original and pretty. That's what this repository was created for :) It contains:
 
@@ -34,14 +37,12 @@ One day you may want to replace the standard error pages of your HTTP server wit
 - Error pages can be [embedded into your own `nginx`][wiki-usage-with-nginx] docker image
 - Fully configurable (take a look at the [configuration file](https://github.com/tarampampam/error-pages/blob/master/error-pages.yml) and [project Wiki][wiki])
 - Distributed using docker image and compiled binary files
-- Localized (🇺🇸, 🇫🇷, 🇺🇦, 🇷🇺, 🇵🇹, 🇳🇱, 🇩🇪, 🇪🇸) HTML error pages (translation process [described here](https://github.com/tarampampam/error-pages/tree/master/l10n) - other translations are welcome!)
+- Localized (🇺🇸, 🇫🇷, 🇺🇦, 🇷🇺, 🇵🇹, 🇳🇱, 🇩🇪, 🇪🇸, 🇨🇳, 🇮🇩, 🇵🇱) HTML error pages (translation process [described here](https://github.com/tarampampam/error-pages/tree/master/l10n) - other translations are welcome!)
 
 ## 🧩 Install
 
 Download the latest binary file for your os/arch from the [releases page][releases] or use our docker image:
 
-[![image stats](https://dockeri.co/image/tarampampam/error-pages)][docker-hub-tags]
-
 | Registry                          | Image                             |
 |-----------------------------------|-----------------------------------|
 | [Docker Hub][docker-hub]          | `tarampampam/error-pages`         |
@@ -125,6 +126,7 @@ Transfer/sec:    140.23MB
 |    `app-down`     |           [![app-down][app-down-screen]][app-down-link]            |
 |   `connection`    |        [![connection][connection-screen]][connection-link]         |
 |     `matrix`      |              [![matrix][matrix-screen]][matrix-link]               |
+|     `orient`      |              [![orient][orient-screen]][orient-link]               |
 
 > Note: `noise` template highly uses the CPU, be careful
 
@@ -150,6 +152,8 @@ Transfer/sec:    140.23MB
 [connection-link]:https://tarampampam.github.io/error-pages/connection/404.html
 [matrix-screen]:https://hsto.org/webt/ng/tf/oi/ngtfoiolvmq6hf15kimcxmhprhk.gif
 [matrix-link]:https://tarampampam.github.io/error-pages/matrix/404.html
+[orient-screen]:https://hsto.org/webt/pz/eu/v_/pzeuv_lyeqr0xpusa4zfrtgk7sa.png
+[orient-link]:https://tarampampam.github.io/error-pages/orient/404.html
 
 ## 🦾 Contributors
 

cmd/error-pages/main.go

@@ -5,9 +5,14 @@ import (
 	"path/filepath"
 
 	"github.com/fatih/color"
-	"github.com/tarampampam/error-pages/internal/cli"
+	"go.uber.org/automaxprocs/maxprocs"
+
+	"gh.tarampamp.am/error-pages/internal/cli"
 )
 
+// set GOMAXPROCS to match Linux container CPU quota.
+var _, _ = maxprocs.Set(maxprocs.Min(1), maxprocs.Logger(func(_ string, _ ...any) {}))
+
 // exitFn is a function for application exiting.
 var exitFn = os.Exit //nolint:gochecknoglobals
 
@@ -17,9 +22,7 @@ func main() { exitFn(run()) }
 // run this CLI application.
 // Exit codes documentation: <https://tldp.org/LDP/abs/html/exitcodes.html>
 func run() int {
-	cmd := cli.NewCommand(filepath.Base(os.Args[0]))
+	if err := (cli.NewApp(filepath.Base(os.Args[0]))).Run(os.Args); err != nil {
-
-	if err := cmd.Execute(); err != nil {
 		_, _ = color.New(color.FgHiRed, color.Bold).Fprintln(os.Stderr, err.Error())
 
 		return 1

cmd/error-pages/main_test.go

@@ -6,36 +6,16 @@ import (
 
 	"github.com/kami-zh/go-capturer"
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 )
 
-func Test_Main(t *testing.T) {
+func Test_MainHelp(t *testing.T) {
 	os.Args = []string{"", "--help"}
-	exitFn = func(code int) { assert.Equal(t, 0, code) }
+	exitFn = func(code int) { require.Equal(t, 0, code) }
 
 	output := capturer.CaptureStdout(main)
 
-	assert.Contains(t, output, "Usage:")
+	assert.Contains(t, output, "USAGE:")
-	assert.Contains(t, output, "Available Commands:")
+	assert.Contains(t, output, "COMMANDS:")
-	assert.Contains(t, output, "Flags:")
+	assert.Contains(t, output, "GLOBAL OPTIONS:")
-}
-
-func Test_MainWithoutCommands(t *testing.T) {
-	os.Args = []string{""}
-	exitFn = func(code int) { assert.Equal(t, 0, code) }
-
-	output := capturer.CaptureStdout(main)
-
-	assert.Contains(t, output, "Usage:")
-	assert.Contains(t, output, "Available Commands:")
-	assert.Contains(t, output, "Flags:")
-}
-
-func Test_MainUnknownSubcommand(t *testing.T) {
-	os.Args = []string{"", "foobar"}
-	exitFn = func(code int) { assert.Equal(t, 1, code) }
-
-	output := capturer.CaptureStderr(main)
-
-	assert.Contains(t, output, "unknown command")
-	assert.Contains(t, output, "foobar")
 }

docker-compose.yml

@@ -4,12 +4,12 @@ version: '3.8'
 
 volumes:
   tmp-data: {}
+  golint-go: {}
   golint-cache: {}
 
 services:
-  app: &app-service
+  app: &go
-    image: golang:1.18-buster # Image page: <https://hub.docker.com/_/golang>
+    build: {target: builder}
-    working_dir: /src
     environment:
       HOME: /tmp
       GOPATH: /tmp
@@ -18,32 +18,35 @@ services:
       - /etc/group:/etc/group:ro
       - .:/src:rw
       - tmp-data:/tmp:rw
+    security_opt: [no-new-privileges:true]
 
   web:
-    <<: *app-service
+    <<: *go
     ports:
       - "8080:8080/tcp" # Open <http://127.0.0.1:8080>
-    command: sh -c "go build -o /tmp/app ./cmd/error-pages && /tmp/app serve"
+    command: sh -c "go build -buildvcs=false -o /tmp/app ./cmd/error-pages && /tmp/app serve --show-details --proxy-headers=X-Foo,Bar,Baz_blah --catch-all"
     healthcheck:
-      test: ['CMD', '/tmp/app', 'healthcheck', '--log-json']
+      test: ['CMD', '/tmp/app', '--log-json', 'healthcheck']
       interval: 4s
-      timeout: 1s
       start_period: 5s
+      retries: 5
 
   golint:
-    image: golangci/golangci-lint:v1.48-alpine # Image page: <https://hub.docker.com/r/golangci/golangci-lint>
+    image: golangci/golangci-lint:v1.55-alpine # Image page: <https://hub.docker.com/r/golangci/golangci-lint>
     environment:
       GOLANGCI_LINT_CACHE: /tmp/golint # <https://github.com/golangci/golangci-lint/blob/v1.42.0/internal/cache/default.go#L68>
     volumes:
-      - .:/src:ro
+      - golint-go:/go:rw # go dependencies will be downloaded on each run without this
       - golint-cache:/tmp/golint:rw
+      - .:/src:ro
     working_dir: /src
-    command: /bin/true
+    security_opt: [no-new-privileges:true]
 
   hurl:
-    image: orangeopensource/hurl:1.6.1
+    image: orangeopensource/hurl:1.8.0
     volumes:
       - .:/src:ro
     working_dir: /src
     depends_on:
       web: {condition: service_healthy}
+    security_opt: [no-new-privileges:true]

error-pages.yml

@@ -15,6 +15,7 @@ templates:
   - path: ./templates/app-down.html
   - path: ./templates/connection.html
   - path: ./templates/matrix.html
+  - path: ./templates/orient.html
 
 formats:
   json:

go.mod

@@ -1,41 +1,43 @@
-module github.com/tarampampam/error-pages
+module gh.tarampamp.am/error-pages
 
-go 1.18
+go 1.21
 
 require (
-	github.com/a8m/envsubst v1.3.0
+	github.com/a8m/envsubst v1.4.2
-	github.com/fasthttp/router v1.4.11
+	github.com/fasthttp/router v1.4.21
-	github.com/fatih/color v1.13.0
+	github.com/fatih/color v1.15.0
 	github.com/kami-zh/go-capturer v0.0.0-20171211120116-e492ea43421d
 	github.com/pkg/errors v0.9.1
-	github.com/prometheus/client_golang v1.12.2
+	github.com/prometheus/client_golang v1.17.0
-	github.com/prometheus/client_model v0.2.0
+	github.com/prometheus/client_model v0.5.0
-	github.com/spf13/cobra v1.5.0
+	github.com/stretchr/testify v1.8.4
-	github.com/spf13/pflag v1.0.5
+	github.com/urfave/cli/v2 v2.25.7
-	github.com/stretchr/testify v1.8.0
+	github.com/valyala/fasthttp v1.50.0
-	github.com/valyala/fasthttp v1.38.0
+	go.uber.org/automaxprocs v1.5.3
-	go.uber.org/zap v1.21.0
+	go.uber.org/goleak v1.3.0
+	go.uber.org/zap v1.26.0
 	gopkg.in/yaml.v3 v3.0.1
 )
 
 require (
-	github.com/andybalholm/brotli v1.0.4 // indirect
+	github.com/andybalholm/brotli v1.0.5 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
-	github.com/cespare/xxhash/v2 v2.1.2 // indirect
+	github.com/cespare/xxhash/v2 v2.2.0 // indirect
+	github.com/cpuguy83/go-md2man/v2 v2.0.2 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/golang/protobuf v1.5.3 // indirect
-	github.com/inconshreveable/mousetrap v1.0.0 // indirect
+	github.com/klauspost/compress v1.16.3 // indirect
-	github.com/klauspost/compress v1.15.0 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
-	github.com/mattn/go-colorable v0.1.12 // indirect
+	github.com/mattn/go-isatty v0.0.17 // indirect
-	github.com/mattn/go-isatty v0.0.14 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
-	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/prometheus/common v0.32.1 // indirect
+	github.com/prometheus/common v0.44.0 // indirect
-	github.com/prometheus/procfs v0.7.3 // indirect
+	github.com/prometheus/procfs v0.11.1 // indirect
-	github.com/savsgio/gotils v0.0.0-20220530130905-52f3993e8d6d // indirect
+	github.com/russross/blackfriday/v2 v2.1.0 // indirect
+	github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
-	go.uber.org/atomic v1.7.0 // indirect
+	github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 // indirect
-	go.uber.org/multierr v1.6.0 // indirect
+	go.uber.org/multierr v1.10.0 // indirect
-	golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f // indirect
+	golang.org/x/sys v0.11.0 // indirect
-	google.golang.org/protobuf v1.27.1 // indirect
+	google.golang.org/protobuf v1.31.0 // indirect
 )

go.sum

@@ -1,544 +1,90 @@
-cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
+github.com/a8m/envsubst v1.4.2 h1:4yWIHXOLEJHQEFd4UjrWDrYeYlV7ncFWJOCBRLOZHQg=
-cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
+github.com/a8m/envsubst v1.4.2/go.mod h1:MVUTQNGQ3tsjOOtKCNd+fl8RzhsXcDvvAEzkhGtlsbY=
-cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU=
+github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs=
-cloud.google.com/go v0.44.1/go.mod h1:iSa0KzasP4Uvy3f1mN/7PiObzGgflwredwwASm/v6AU=
+github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
-cloud.google.com/go v0.44.2/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxKY=
-cloud.google.com/go v0.45.1/go.mod h1:RpBamKRgapWJb87xiFSdk4g1CME7QZg3uwTez+TSTjc=
-cloud.google.com/go v0.46.3/go.mod h1:a6bKKbmY7er1mI7TEI4lsAkts/mkhTSZK8w33B4RAg0=
-cloud.google.com/go v0.50.0/go.mod h1:r9sluTvynVuxRIOHXQEHMFffphuXHOMZMycpNR5e6To=
-cloud.google.com/go v0.52.0/go.mod h1:pXajvRH/6o3+F9jDHZWQ5PbGhn+o8w9qiu/CffaVdO4=
-cloud.google.com/go v0.53.0/go.mod h1:fp/UouUEsRkN6ryDKNW/Upv/JBKnv6WDthjR6+vze6M=
-cloud.google.com/go v0.54.0/go.mod h1:1rq2OEkV3YMf6n/9ZvGWI3GWw0VoqH/1x2nd8Is/bPc=
-cloud.google.com/go v0.56.0/go.mod h1:jr7tqZxxKOVYizybht9+26Z/gUq7tiRzu+ACVAMbKVk=
-cloud.google.com/go v0.57.0/go.mod h1:oXiQ6Rzq3RAkkY7N6t3TcE6jE+CIBBbA36lwQ1JyzZs=
-cloud.google.com/go v0.62.0/go.mod h1:jmCYTdRCQuc1PHIIJ/maLInMho30T/Y0M4hTdTShOYc=
-cloud.google.com/go v0.65.0/go.mod h1:O5N8zS7uWy9vkA9vayVHs65eM1ubvY4h553ofrNHObY=
-cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o=
-cloud.google.com/go/bigquery v1.3.0/go.mod h1:PjpwJnslEMmckchkHFfq+HTD2DmtT67aNFKH1/VBDHE=
-cloud.google.com/go/bigquery v1.4.0/go.mod h1:S8dzgnTigyfTmLBfrtrhyYhwRxG72rYxvftPBK2Dvzc=
-cloud.google.com/go/bigquery v1.5.0/go.mod h1:snEHRnqQbz117VIFhE8bmtwIDY80NLUZUMb4Nv6dBIg=
-cloud.google.com/go/bigquery v1.7.0/go.mod h1://okPTzCYNXSlb24MZs83e2Do+h+VXtc4gLoIoXIAPc=
-cloud.google.com/go/bigquery v1.8.0/go.mod h1:J5hqkt3O0uAFnINi6JXValWIb1v0goeZM77hZzJN/fQ=
-cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7TKLgZqpHYE=
-cloud.google.com/go/datastore v1.1.0/go.mod h1:umbIZjpQpHh4hmRpGhH4tLFup+FVzqBi1b3c64qFpCk=
-cloud.google.com/go/pubsub v1.0.1/go.mod h1:R0Gpsv3s54REJCy4fxDixWD93lHJMoZTyQ2kNxGRt3I=
-cloud.google.com/go/pubsub v1.1.0/go.mod h1:EwwdRX2sKPjnvnqCa270oGRyludottCI76h+R3AArQw=
-cloud.google.com/go/pubsub v1.2.0/go.mod h1:jhfEVHT8odbXTkndysNHCcx0awwzvfOlguIAii9o8iA=
-cloud.google.com/go/pubsub v1.3.1/go.mod h1:i+ucay31+CNRpDW4Lu78I4xXG+O1r/MAHgjpRVR+TSU=
-cloud.google.com/go/storage v1.0.0/go.mod h1:IhtSnM/ZTZV8YYJWCY8RULGVqBDmpoyjwiyrjsg+URw=
-cloud.google.com/go/storage v1.5.0/go.mod h1:tpKbwo567HUNpVclU5sGELwQWBDZ8gh0ZeosJ0Rtdos=
-cloud.google.com/go/storage v1.6.0/go.mod h1:N7U0C8pVQ/+NIKOBQyamJIeKQKkZ+mxpohlUTyfDhBk=
-cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RXyy7KQOVs=
-cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0=
-dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
-github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
-github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
-github.com/a8m/envsubst v1.3.0 h1:GmXKmVssap0YtlU3E230W98RWtWCyIZzjtf1apWWyAg=
-github.com/a8m/envsubst v1.3.0/go.mod h1:MVUTQNGQ3tsjOOtKCNd+fl8RzhsXcDvvAEzkhGtlsbY=
-github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
-github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
-github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
-github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
-github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho=
-github.com/andybalholm/brotli v1.0.4 h1:V7DdXeJtZscaqfNuAdSRuRFzuiKlHSC/Zh3zl9qY3JY=
-github.com/andybalholm/brotli v1.0.4/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
-github.com/benbjohnson/clock v1.1.0 h1:Q92kusRqC1XV2MjkWETPvjJVqKetz1OzxZB7mHJLju8=
-github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
-github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
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-google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7FcilCzHH/e9qn6dsT145K34l5v+OpcnNgKAAA=
-google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
-google.golang.org/genproto v0.0.0-20200804131852-c06518451d9c/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
-google.golang.org/genproto v0.0.0-20200825200019-8632dd797987/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
-google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
-google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
-google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
-google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
-google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
-google.golang.org/grpc v1.26.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
-google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
-google.golang.org/grpc v1.27.1/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
-google.golang.org/grpc v1.28.0/go.mod h1:rpkK4SK4GF4Ach/+MFLZUBavHOvF2JJB5uozKKal+60=
-google.golang.org/grpc v1.29.1/go.mod h1:itym6AZVZYACWQqET3MqgPpjcuV5QH3BxFS3IjizoKk=
-google.golang.org/grpc v1.30.0/go.mod h1:N36X2cJ7JwdamYAgDz+s+rVMFjt3numwzf/HckM8pak=
-google.golang.org/grpc v1.31.0/go.mod h1:N36X2cJ7JwdamYAgDz+s+rVMFjt3numwzf/HckM8pak=
-google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
-google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
-google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
-google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
-google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
-google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.24.0/go.mod h1:r/3tXBNzIEhYS9I1OUVjXDlt8tc493IdKGjtUeSXeh4=
-google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-google.golang.org/protobuf v1.27.1 h1:SnqbnDw1V7RiZcXPx5MEeqPv2s79L9i7BJUlG/+RurQ=
+google.golang.org/protobuf v1.31.0 h1:g0LDEJHgrBl9N9r17Ru3sqWhkIx2NB67okBHPwC7hs8=
-google.golang.org/protobuf v1.27.1/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
+google.golang.org/protobuf v1.31.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
-gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
-gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
-gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
-gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.5/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
-gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-honnef.co/go/tools v0.0.0-20190418001031-e561f6794a2a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
-honnef.co/go/tools v0.0.1-2020.1.3/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
-honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
-rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
-rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=
-rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA=

internal/breaker/os_signal_test.go

@@ -8,7 +8,8 @@ import (
 	"time"
 
 	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/breaker"
+
+	"gh.tarampamp.am/error-pages/internal/breaker"
 )
 
 func TestNewOSSignals(t *testing.T) {

internal/checkers/health_test.go

@@ -3,12 +3,13 @@ package checkers_test
 import (
 	"bytes"
 	"context"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/checkers"
+
+	"gh.tarampamp.am/error-pages/internal/checkers"
 )
 
 type httpClientFunc func(*http.Request) (*http.Response, error)
@@ -22,7 +23,7 @@ func TestHealthChecker_CheckSuccess(t *testing.T) {
 		assert.Equal(t, "HealthChecker/internal", req.Header.Get("User-Agent"))
 
 		return &http.Response{
-			Body:       ioutil.NopCloser(bytes.NewReader([]byte{})),
+			Body:       io.NopCloser(bytes.NewReader([]byte{})),
 			StatusCode: http.StatusOK,
 		}, nil
 	}
@@ -35,7 +36,7 @@ func TestHealthChecker_CheckSuccess(t *testing.T) {
 func TestHealthChecker_CheckFail(t *testing.T) {
 	var httpMock httpClientFunc = func(req *http.Request) (*http.Response, error) {
 		return &http.Response{
-			Body:       ioutil.NopCloser(bytes.NewReader([]byte{})),
+			Body:       io.NopCloser(bytes.NewReader([]byte{})),
 			StatusCode: http.StatusBadGateway,
 		}, nil
 	}

internal/checkers/live_test.go

@@ -4,7 +4,8 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/checkers"
+
+	"gh.tarampamp.am/error-pages/internal/checkers"
 )
 
 func TestLiveChecker_Check(t *testing.T) {

internal/cli/app.go

@@ -0,0 +1,103 @@
+package cli
+
+import (
+	"context"
+	"fmt"
+	"runtime"
+	"strings"
+
+	"github.com/urfave/cli/v2"
+
+	"gh.tarampamp.am/error-pages/internal/checkers"
+	"gh.tarampamp.am/error-pages/internal/cli/build"
+	"gh.tarampamp.am/error-pages/internal/cli/healthcheck"
+	"gh.tarampamp.am/error-pages/internal/cli/serve"
+	"gh.tarampamp.am/error-pages/internal/env"
+	"gh.tarampamp.am/error-pages/internal/logger"
+	"gh.tarampamp.am/error-pages/internal/version"
+)
+
+// NewApp creates new console application.
+func NewApp(appName string) *cli.App { //nolint:funlen
+	const (
+		logLevelFlagName  = "log-level"
+		logFormatFlagName = "log-format"
+		verboseFlagName   = "verbose"
+		debugFlagName     = "debug"
+		logJSONFlagName   = "log-json"
+
+		defaultLogLevel  = logger.InfoLevel
+		defaultLogFormat = logger.ConsoleFormat
+	)
+
+	// create "default" logger (will be overwritten later with customized)
+	var log, _ = logger.New(defaultLogLevel, defaultLogFormat) // error will never occurs
+
+	return &cli.App{
+		Usage: appName,
+		Before: func(c *cli.Context) (err error) {
+			_ = log.Sync() // sync previous logger instance
+
+			var logLevel, logFormat = defaultLogLevel, defaultLogFormat //nolint:ineffassign
+
+			if c.Bool(verboseFlagName) || c.Bool(debugFlagName) {
+				logLevel = logger.DebugLevel
+			} else {
+				// parse logging level
+				if logLevel, err = logger.ParseLevel(c.String(logLevelFlagName)); err != nil {
+					return err
+				}
+			}
+
+			if c.Bool(logJSONFlagName) {
+				logFormat = logger.JSONFormat
+			} else {
+				// parse logging format
+				if logFormat, err = logger.ParseFormat(c.String(logFormatFlagName)); err != nil {
+					return err
+				}
+			}
+
+			configured, err := logger.New(logLevel, logFormat) // create new logger instance
+			if err != nil {
+				return err
+			}
+
+			*log = *configured // replace "default" logger with customized
+
+			return nil
+		},
+		Commands: []*cli.Command{
+			healthcheck.NewCommand(checkers.NewHealthChecker(context.TODO())),
+			build.NewCommand(log),
+			serve.NewCommand(log),
+		},
+		Version: fmt.Sprintf("%s (%s)", version.Version(), runtime.Version()),
+		Flags: []cli.Flag{ // global flags
+			&cli.BoolFlag{ // kept for backward compatibility
+				Name:  verboseFlagName,
+				Usage: "verbose output (DEPRECATED FLAG)",
+			},
+			&cli.BoolFlag{ // kept for backward compatibility
+				Name:  debugFlagName,
+				Usage: "debug output (DEPRECATED FLAG)",
+			},
+			&cli.BoolFlag{ // kept for backward compatibility
+				Name:  logJSONFlagName,
+				Usage: "logs in JSON format (DEPRECATED FLAG)",
+			},
+			&cli.StringFlag{
+				Name:    logLevelFlagName,
+				Value:   defaultLogLevel.String(),
+				Usage:   "logging level (`" + strings.Join(logger.LevelStrings(), "/") + "`)",
+				EnvVars: []string{env.LogLevel.String()},
+			},
+			&cli.StringFlag{
+				Name:    logFormatFlagName,
+				Value:   defaultLogFormat.String(),
+				Usage:   "logging format (`" + strings.Join(logger.FormatStrings(), "/") + "`)",
+				EnvVars: []string{env.LogFormat.String()},
+			},
+		},
+	}
+}

internal/cli/app_test.go

@@ -0,0 +1,19 @@
+package cli_test
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"gh.tarampamp.am/error-pages/internal/cli"
+)
+
+func TestNewCommand(t *testing.T) {
+	t.Parallel()
+
+	app := cli.NewApp("app")
+
+	assert.NotEmpty(t, app.Flags)
+
+	assert.NoError(t, app.Run([]string{"", "--log-level", "debug", "--log-format", "json"}))
+}

internal/cli/build/command.go

@@ -5,60 +5,59 @@ import (
 	"path"
 
 	"github.com/pkg/errors"
-	"github.com/spf13/cobra"
+	"github.com/urfave/cli/v2"
-	"github.com/tarampampam/error-pages/internal/config"
-	"github.com/tarampampam/error-pages/internal/tpl"
 	"go.uber.org/zap"
+
+	"gh.tarampamp.am/error-pages/internal/cli/shared"
+	"gh.tarampamp.am/error-pages/internal/config"
+	"gh.tarampamp.am/error-pages/internal/tpl"
 )
 
+type command struct {
+	c *cli.Command
+}
+
 // NewCommand creates `build` command.
-func NewCommand(log *zap.Logger, configFile *string) *cobra.Command {
+func NewCommand(log *zap.Logger) *cli.Command {
-	var (
+	var cmd = command{}
-		generateIndex bool
+
-		disableL10n   bool
+	const (
-		cfg           *config.Config
+		generateIndexFlagName = "index"
+		disableL10nFlagName   = "disable-l10n"
 	)
 
-	cmd := &cobra.Command{
+	cmd.c = &cli.Command{
-		Use:     "build <output-directory>",
+		Name:        "build",
-		Aliases: []string{"b"},
+		Aliases:     []string{"b"},
-		Short:   "Build the error pages",
+		Usage:       "build <output-directory>",
-		Args:    cobra.ExactArgs(1),
+		Description: "Build the error pages",
-		PreRunE: func(*cobra.Command, []string) (err error) {
+		Action: func(c *cli.Context) error {
-			if configFile == nil {
+			cfg, cfgErr := config.FromYamlFile(c.String(shared.ConfigFileFlag.Name))
-				return errors.New("path to the config file is required for this command")
+			if cfgErr != nil {
+				return cfgErr
 			}
 
-			if cfg, err = config.FromYamlFile(*configFile); err != nil {
+			if c.Args().Len() != 1 {
-				return err
-			}
-
-			return
-		},
-		RunE: func(_ *cobra.Command, args []string) error {
-			if len(args) != 1 {
 				return errors.New("wrong arguments count")
 			}
 
-			return run(log, cfg, args[0], generateIndex, disableL10n)
+			return cmd.Run(log, cfg, c.Args().First(), c.Bool(generateIndexFlagName), c.Bool(disableL10nFlagName))
+		},
+		Flags: []cli.Flag{ // global flags
+			&cli.BoolFlag{
+				Name:    generateIndexFlagName,
+				Aliases: []string{"i"},
+				Usage:   "generate index page",
+			},
+			&cli.BoolFlag{
+				Name:  disableL10nFlagName,
+				Usage: "disable error pages localization",
+			},
+			shared.ConfigFileFlag,
 		},
 	}
 
-	cmd.Flags().BoolVarP(
+	return cmd.c
-		&generateIndex,
-		"index", "i",
-		false,
-		"generate index page",
-	)
-
-	cmd.Flags().BoolVarP(
-		&disableL10n,
-		"disable-l10n", "",
-		false,
-		"disable error pages localization",
-	)
-
-	return cmd
 }
 
 const (
@@ -68,14 +67,14 @@ const (
 	outDirPerm       = os.FileMode(0775)
 )
 
-func run(log *zap.Logger, cfg *config.Config, outDirectoryPath string, generateIndex, disableL10n bool) error { //nolint:funlen,lll
+func (cmd *command) Run(log *zap.Logger, cfg *config.Config, outDirectoryPath string, generateIndex, disableL10n bool) error { //nolint:funlen,lll
 	if len(cfg.Templates) == 0 {
 		return errors.New("no loaded templates")
 	}
 
 	log.Info("output directory preparing", zap.String("path", outDirectoryPath))
 
-	if err := createDirectory(outDirectoryPath, outDirPerm); err != nil {
+	if err := cmd.createDirectory(outDirectoryPath, outDirPerm); err != nil {
 		return errors.Wrap(err, "cannot prepare output directory")
 	}
 
@@ -86,7 +85,7 @@ func run(log *zap.Logger, cfg *config.Config, outDirectoryPath string, generateI
 		log.Debug("template processing", zap.String("name", template.Name()))
 
 		for _, page := range cfg.Pages {
-			if err := createDirectory(path.Join(outDirectoryPath, template.Name()), outDirPerm); err != nil {
+			if err := cmd.createDirectory(path.Join(outDirectoryPath, template.Name()), outDirPerm); err != nil {
 				return err
 			}
 
@@ -138,7 +137,7 @@ func run(log *zap.Logger, cfg *config.Config, outDirectoryPath string, generateI
 	return nil
 }
 
-func createDirectory(path string, perm os.FileMode) error {
+func (cmd *command) createDirectory(path string, perm os.FileMode) error {
 	stat, err := os.Stat(path)
 	if err != nil {
 		if os.IsNotExist(err) {

internal/cli/build/command_test.go

@@ -1,7 +1,26 @@
 package build_test
 
-import "testing"
+import (
+	"flag"
+	"testing"
 
-func TestNothing(t *testing.T) {
+	"github.com/stretchr/testify/assert"
-	t.Skip("tests for this package have not been implemented yet")
+	"github.com/urfave/cli/v2"
+	"go.uber.org/goleak"
+	"go.uber.org/zap"
+
+	"gh.tarampamp.am/error-pages/internal/cli/build"
+)
+
+func TestNewCommand(t *testing.T) {
+	defer goleak.VerifyNone(t)
+
+	cmd := build.NewCommand(zap.NewNop())
+
+	assert.NotEmpty(t, cmd.Flags)
+
+	assert.Error(t, cmd.Run(
+		cli.NewContext(cli.NewApp(), &flag.FlagSet{}, nil),
+		"",
+	), "should fail because of missing external services")
 }

internal/cli/build/index.tpl.html

@@ -34,7 +34,7 @@
 <footer class="footer">
     <div class="container text-center text-muted mt-3 mb-3">
         For online documentation and support please refer to the
-        <a href="https://github.com/tarampampam/error-pages">project repository</a>.
+        <a href="https://gh.tarampamp.am/error-pages">project repository</a>.
     </div>
 </footer>
 </body>

internal/cli/healthcheck/command.go

@@ -2,56 +2,35 @@
 package healthcheck
 
 import (
-	"fmt"
+	"errors"
-	"strconv"
+	"math"
 
-	"github.com/spf13/cobra"
+	"github.com/urfave/cli/v2"
-	"github.com/spf13/pflag"
+
-	"github.com/tarampampam/error-pages/internal/env"
+	"gh.tarampamp.am/error-pages/internal/cli/shared"
 )
 
 type checker interface {
 	Check(port uint16) error
 }
 
-const portFlagName = "port"
-
 // NewCommand creates `healthcheck` command.
-func NewCommand(checker checker) *cobra.Command {
+func NewCommand(checker checker) *cli.Command {
-	var port uint16
+	return &cli.Command{
-
+		Name:    "healthcheck",
-	cmd := &cobra.Command{
-		Use:     "healthcheck",
 		Aliases: []string{"chk", "health", "check"},
-		Short:   "Health checker for the HTTP server. Use case - docker healthcheck",
+		Usage:   "Health checker for the HTTP server. Use case - docker healthcheck",
-		PreRunE: func(c *cobra.Command, _ []string) (lastErr error) {
+		Action: func(c *cli.Context) error {
-			c.Flags().VisitAll(func(flag *pflag.Flag) {
+			var port = c.Uint(shared.ListenPortFlag.Name)
-				// flag was NOT defined using CLI (flags should have maximal priority)
-				if !flag.Changed && flag.Name == portFlagName {
-					if envPort, exists := env.ListenPort.Lookup(); exists && envPort != "" {
-						if p, err := strconv.ParseUint(envPort, 10, 16); err == nil { //nolint:gomnd
-							port = uint16(p)
-						} else {
-							lastErr = fmt.Errorf("wrong TCP port environment variable [%s] value", envPort)
-						}
-					}
-				}
-			})
 
-			return lastErr
+			if port <= 0 || port > math.MaxUint16 {
+				return errors.New("port value out of range")
+			}
+
+			return checker.Check(uint16(port))
 		},
-		RunE: func(*cobra.Command, []string) error {
+		Flags: []cli.Flag{
-			return checker.Check(port)
+			shared.ListenPortFlag,
 		},
 	}
-
-	cmd.Flags().Uint16VarP(
-		&port,
-		portFlagName,
-		"p",
-		8080, //nolint:gomnd // must be same as default serve `--port` flag value
-		fmt.Sprintf("TCP port number [$%s]", env.ListenPort),
-	)
-
-	return cmd
 }

internal/cli/healthcheck/command_test.go

@@ -2,13 +2,13 @@ package healthcheck_test
 
 import (
 	"errors"
-	"os"
+	"flag"
 	"testing"
 
-	"github.com/kami-zh/go-capturer"
-	"github.com/spf13/cobra"
 	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/cli/healthcheck"
+	"github.com/urfave/cli/v2"
+
+	"gh.tarampamp.am/error-pages/internal/cli/healthcheck"
 )
 
 type fakeChecker struct{ err error }
@@ -18,77 +18,30 @@ func (c *fakeChecker) Check(port uint16) error { return c.err }
 func TestProperties(t *testing.T) {
 	cmd := healthcheck.NewCommand(&fakeChecker{err: nil})
 
-	assert.Equal(t, "healthcheck", cmd.Use)
+	assert.Equal(t, "healthcheck", cmd.Name)
 	assert.ElementsMatch(t, []string{"chk", "health", "check"}, cmd.Aliases)
-	assert.NotNil(t, cmd.RunE)
+	assert.NotNil(t, cmd.Action)
 }
 
 func TestCommandRun(t *testing.T) {
 	cmd := healthcheck.NewCommand(&fakeChecker{err: nil})
-	cmd.SetArgs([]string{})
 
-	output := capturer.CaptureOutput(func() {
+	assert.NoError(t, cmd.Run(cli.NewContext(cli.NewApp(), &flag.FlagSet{}, nil)))
-		assert.NoError(t, cmd.Execute())
-	})
-
-	assert.Empty(t, output)
 }
 
 func TestCommandRunFailed(t *testing.T) {
 	cmd := healthcheck.NewCommand(&fakeChecker{err: errors.New("foo err")})
-	cmd.SetArgs([]string{})
 
-	output := capturer.CaptureStderr(func() {
+	assert.ErrorContains(t, cmd.Run(cli.NewContext(cli.NewApp(), &flag.FlagSet{}, nil)), "foo err")
-		assert.Error(t, cmd.Execute())
-	})
-
-	assert.Contains(t, output, "foo err")
 }
 
 func TestPortFlagWrongArgument(t *testing.T) {
 	cmd := healthcheck.NewCommand(&fakeChecker{err: nil})
-	cmd.SetArgs([]string{"-p", "65536"}) // 65535 is max
 
-	var executed bool
+	err := cmd.Run(
+		cli.NewContext(cli.NewApp(), &flag.FlagSet{}, nil),
+		"", "-p", "65536",
+	)
 
-	cmd.RunE = func(*cobra.Command, []string) error {
+	assert.ErrorContains(t, err, "port value out of range")
-		executed = true
-
-		return nil
-	}
-
-	output := capturer.CaptureStderr(func() {
-		assert.Error(t, cmd.Execute())
-	})
-
-	assert.Contains(t, output, "invalid argument")
-	assert.Contains(t, output, "65536")
-	assert.Contains(t, output, "value out of range")
-	assert.False(t, executed)
-}
-
-func TestPortFlagWrongEnvValue(t *testing.T) {
-	cmd := healthcheck.NewCommand(&fakeChecker{err: nil})
-	cmd.SetArgs([]string{})
-
-	assert.NoError(t, os.Setenv("LISTEN_PORT", "65536")) // 65535 is max
-
-	defer func() { assert.NoError(t, os.Unsetenv("LISTEN_PORT")) }()
-
-	var executed bool
-
-	cmd.RunE = func(*cobra.Command, []string) error {
-		executed = true
-
-		return nil
-	}
-
-	output := capturer.CaptureStderr(func() {
-		assert.Error(t, cmd.Execute())
-	})
-
-	assert.Contains(t, output, "wrong TCP port")
-	assert.Contains(t, output, "environment variable")
-	assert.Contains(t, output, "65536")
-	assert.False(t, executed)
 }

internal/cli/root.go

@@ -1,93 +0,0 @@
-// Package cli contains CLI command handlers.
-package cli
-
-import (
-	"context"
-	"fmt"
-
-	"github.com/spf13/cobra"
-	"github.com/spf13/pflag"
-	"github.com/tarampampam/error-pages/internal/checkers"
-	buildCmd "github.com/tarampampam/error-pages/internal/cli/build"
-	healthcheckCmd "github.com/tarampampam/error-pages/internal/cli/healthcheck"
-	serveCmd "github.com/tarampampam/error-pages/internal/cli/serve"
-	versionCmd "github.com/tarampampam/error-pages/internal/cli/version"
-	"github.com/tarampampam/error-pages/internal/env"
-	"github.com/tarampampam/error-pages/internal/logger"
-	"github.com/tarampampam/error-pages/internal/version"
-)
-
-const configFileFlagName = "config-file"
-
-// NewCommand creates root command.
-func NewCommand(appName string) *cobra.Command { //nolint:funlen
-	var (
-		configFile string
-		verbose    bool
-		debug      bool
-		logJSON    bool
-	)
-
-	ctx := context.Background() // main CLI context
-
-	// create "default" logger (will be overwritten later with customized)
-	log, err := logger.New(false, false, false)
-	if err != nil {
-		panic(err)
-	}
-
-	cmd := &cobra.Command{
-		Use: appName,
-		PersistentPreRunE: func(c *cobra.Command, _ []string) error {
-			_ = log.Sync() // sync previous logger instance
-
-			customizedLog, e := logger.New(verbose, debug, logJSON)
-			if e != nil {
-				return e
-			}
-
-			*log = *customizedLog // override "default" logger with customized
-
-			c.Flags().VisitAll(func(flag *pflag.Flag) {
-				// flag was NOT defined using CLI (flags should have maximal priority)
-				if !flag.Changed && flag.Name == configFileFlagName {
-					if envConfigFile, exists := env.ConfigFilePath.Lookup(); exists && envConfigFile != "" {
-						configFile = envConfigFile
-					}
-				}
-			})
-
-			return nil
-		},
-		PersistentPostRun: func(*cobra.Command, []string) {
-			// error ignoring reasons:
-			// - <https://github.com/uber-go/zap/issues/772>
-			// - <https://github.com/uber-go/zap/issues/328>
-			_ = log.Sync()
-		},
-		SilenceErrors: true,
-		SilenceUsage:  true,
-		CompletionOptions: cobra.CompletionOptions{
-			DisableDefaultCmd: true,
-		},
-	}
-
-	cmd.PersistentFlags().BoolVarP(&verbose, "verbose", "v", false, "verbose output")
-	cmd.PersistentFlags().BoolVarP(&debug, "debug", "", false, "debug output")
-	cmd.PersistentFlags().BoolVarP(&logJSON, "log-json", "", false, "logs in JSON format")
-	cmd.PersistentFlags().StringVarP(
-		&configFile,
-		configFileFlagName, "c",
-		"./error-pages.yml",
-		fmt.Sprintf("path to the config file [$%s]", env.ConfigFilePath),
-	)
-
-	cmd.AddCommand(
-		versionCmd.NewCommand(version.Version()),
-		healthcheckCmd.NewCommand(checkers.NewHealthChecker(ctx)),
-		buildCmd.NewCommand(log, &configFile),
-		serveCmd.NewCommand(ctx, log, &configFile),
-	)
-
-	return cmd
-}

internal/cli/root_test.go

@@ -1,84 +0,0 @@
-package cli_test
-
-import (
-	"testing"
-
-	"github.com/spf13/cobra"
-	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/cli"
-)
-
-func TestSubcommands(t *testing.T) {
-	cmd := cli.NewCommand("unit test")
-
-	cases := []struct {
-		giveName string
-	}{
-		{giveName: "build"},
-		{giveName: "version"},
-		{giveName: "healthcheck"},
-		{giveName: "serve"},
-	}
-
-	// get all existing subcommands and put into the map
-	subcommands := make(map[string]*cobra.Command)
-	for _, sub := range cmd.Commands() {
-		subcommands[sub.Name()] = sub
-	}
-
-	for _, tt := range cases {
-		tt := tt
-		t.Run(tt.giveName, func(t *testing.T) {
-			if _, exists := subcommands[tt.giveName]; !exists {
-				assert.Failf(t, "command not found", "command [%s] was not found", tt.giveName)
-			}
-		})
-	}
-}
-
-func TestFlags(t *testing.T) {
-	cmd := cli.NewCommand("unit test")
-
-	cases := []struct {
-		giveName      string
-		wantShorthand string
-		wantDefault   string
-	}{
-		{giveName: "verbose", wantShorthand: "v", wantDefault: "false"},
-		{giveName: "debug", wantShorthand: "", wantDefault: "false"},
-		{giveName: "log-json", wantShorthand: "", wantDefault: "false"},
-		{giveName: "config-file", wantShorthand: "c", wantDefault: "./error-pages.yml"},
-	}
-
-	for _, tt := range cases {
-		tt := tt
-		t.Run(tt.giveName, func(t *testing.T) {
-			flag := cmd.Flag(tt.giveName)
-
-			if flag == nil {
-				assert.Failf(t, "flag not found", "flag [%s] was not found", tt.giveName)
-
-				return
-			}
-
-			assert.Equal(t, tt.wantShorthand, flag.Shorthand)
-			assert.Equal(t, tt.wantDefault, flag.DefValue)
-		})
-	}
-}
-
-func TestExecuting(t *testing.T) {
-	cmd := cli.NewCommand("unit test")
-	cmd.SetArgs([]string{})
-
-	var executed bool
-
-	if cmd.Run == nil { // override "Run" property for test (if it was not set)
-		cmd.Run = func(cmd *cobra.Command, args []string) {
-			executed = true
-		}
-	}
-
-	assert.NoError(t, cmd.Execute())
-	assert.True(t, executed)
-}

internal/cli/serve/command.go

@@ -3,53 +3,183 @@ package serve
 import (
 	"context"
 	"errors"
+	"fmt"
+	"net"
 	"os"
+	"strings"
 	"time"
 
-	"github.com/spf13/cobra"
+	"github.com/urfave/cli/v2"
-	"github.com/tarampampam/error-pages/internal/breaker"
-	"github.com/tarampampam/error-pages/internal/config"
-	appHttp "github.com/tarampampam/error-pages/internal/http"
-	"github.com/tarampampam/error-pages/internal/pick"
 	"go.uber.org/zap"
+
+	"gh.tarampamp.am/error-pages/internal/breaker"
+	"gh.tarampamp.am/error-pages/internal/cli/shared"
+	"gh.tarampamp.am/error-pages/internal/config"
+	"gh.tarampamp.am/error-pages/internal/env"
+	appHttp "gh.tarampamp.am/error-pages/internal/http"
+	"gh.tarampamp.am/error-pages/internal/options"
+	"gh.tarampamp.am/error-pages/internal/pick"
+)
+
+type command struct {
+	c *cli.Command
+}
+
+const (
+	templateNameFlagName     = "template-name"
+	defaultErrorPageFlagName = "default-error-page"
+	defaultHTTPCodeFlagName  = "default-http-code"
+	showDetailsFlagName      = "show-details"
+	proxyHTTPHeadersFlagName = "proxy-headers"
+	disableL10nFlagName      = "disable-l10n"
+	catchAllFlagName         = "catch-all"
+	readBufferSizeFlagName   = "read-buffer-size"
+)
+
+const (
+	useRandomTemplate              = "random"
+	useRandomTemplateOnEachRequest = "i-said-random"
+	useRandomTemplateDaily         = "random-daily"
+	useRandomTemplateHourly        = "random-hourly"
 )
 
 // NewCommand creates `serve` command.
-func NewCommand(ctx context.Context, log *zap.Logger, configFile *string) *cobra.Command {
+func NewCommand(log *zap.Logger) *cli.Command { //nolint:funlen
-	var (
+	var cmd = command{}
-		f   flags
-		cfg *config.Config
-	)
 
-	cmd := &cobra.Command{
+	cmd.c = &cli.Command{
-		Use:     "serve",
+		Name:    "serve",
 		Aliases: []string{"s", "server"},
-		Short:   "Start HTTP server",
+		Usage:   "Start HTTP server",
-		PreRunE: func(cmd *cobra.Command, _ []string) (err error) {
+		Action: func(c *cli.Context) error {
-			if configFile == nil {
+			var cfg *config.Config
+
+			if configPath := c.String(shared.ConfigFileFlag.Name); configPath == "" { // load config from file
 				return errors.New("path to the config file is required for this command")
-			}
+			} else if loadedCfg, err := config.FromYamlFile(c.String(shared.ConfigFileFlag.Name)); err != nil {
-
-			if err = f.OverrideUsingEnv(cmd.Flags()); err != nil {
 				return err
+			} else {
+				cfg = loadedCfg
 			}
 
-			if cfg, err = config.FromYamlFile(*configFile); err != nil {
+			var (
-				return err
+				ip   = c.String(shared.ListenAddrFlag.Name)
+				port = uint16(c.Uint(shared.ListenPortFlag.Name))
+				o    options.ErrorPage
+			)
+
+			if net.ParseIP(ip) == nil {
+				return fmt.Errorf("wrong IP address [%s] for listening", ip)
 			}
 
-			return f.Validate()
+			{ // fill options
+				o.Template.Name = c.String(templateNameFlagName)
+				o.L10n.Disabled = c.Bool(disableL10nFlagName)
+				o.Default.PageCode = c.String(defaultErrorPageFlagName)
+				o.Default.HTTPCode = uint16(c.Uint(defaultHTTPCodeFlagName))
+				o.ShowDetails = c.Bool(showDetailsFlagName)
+				o.CatchAll = c.Bool(catchAllFlagName)
+
+				if headers := c.String(proxyHTTPHeadersFlagName); headers != "" { //nolint:nestif
+					var m = make(map[string]struct{})
+
+					// make unique and ignore empty strings
+					for _, header := range strings.Split(headers, ",") {
+						if h := strings.TrimSpace(header); h != "" {
+							if strings.ContainsRune(h, ' ') {
+								return fmt.Errorf("whitespaces in the HTTP headers for proxying [%s] are not allowed", header)
+							}
+
+							if _, ok := m[h]; !ok {
+								m[h] = struct{}{}
+							}
+						}
+					}
+
+					// convert map into slice
+					o.ProxyHTTPHeaders = make([]string, 0, len(m))
+					for h := range m {
+						o.ProxyHTTPHeaders = append(o.ProxyHTTPHeaders, h)
+					}
+				}
+			}
+
+			if o.Default.HTTPCode > 599 { //nolint:gomnd
+				return fmt.Errorf("wrong default HTTP response code [%d]", o.Default.HTTPCode)
+			}
+
+			return cmd.Run(c.Context, log, cfg, ip, port, c.Uint(readBufferSizeFlagName), o)
+		},
+		Flags: []cli.Flag{
+			shared.ConfigFileFlag,
+			shared.ListenPortFlag,
+			shared.ListenAddrFlag,
+			&cli.StringFlag{
+				Name:    templateNameFlagName,
+				Aliases: []string{"t"},
+				Usage: fmt.Sprintf(
+					"template name (set \"%s\" to use a randomized or \"%s\" to use a randomized template on "+
+						"each request or \"%s/%s\" daily/hourly randomized)",
+					useRandomTemplate,
+					useRandomTemplateOnEachRequest,
+					useRandomTemplateDaily,
+					useRandomTemplateHourly,
+				),
+				EnvVars: []string{env.TemplateName.String()},
+			},
+			&cli.StringFlag{
+				Name:    defaultErrorPageFlagName,
+				Value:   "404",
+				Usage:   "default error page",
+				EnvVars: []string{env.DefaultErrorPage.String()},
+			},
+			&cli.UintFlag{
+				Name:    defaultHTTPCodeFlagName,
+				Value:   404, //nolint:gomnd
+				Usage:   "default HTTP response code",
+				EnvVars: []string{env.DefaultHTTPCode.String()},
+			},
+			&cli.BoolFlag{
+				Name:    showDetailsFlagName,
+				Usage:   "show request details in response",
+				EnvVars: []string{env.ShowDetails.String()},
+			},
+			&cli.StringFlag{
+				Name:    proxyHTTPHeadersFlagName,
+				Usage:   "proxy HTTP request headers list (comma-separated)",
+				EnvVars: []string{env.ProxyHTTPHeaders.String()},
+			},
+			&cli.BoolFlag{
+				Name:    disableL10nFlagName,
+				Usage:   "disable error pages localization",
+				EnvVars: []string{env.DisableL10n.String()},
+			},
+			&cli.BoolFlag{
+				Name:    catchAllFlagName,
+				Usage:   "catch all pages",
+				EnvVars: []string{env.CatchAll.String()},
+			},
+			&cli.UintFlag{
+				Name:    readBufferSizeFlagName,
+				Usage:   "read buffer size (0 = use default value)",
+				EnvVars: []string{env.ReadBufferSize.String()},
+			},
 		},
-		RunE: func(*cobra.Command, []string) error { return run(ctx, log, cfg, f) },
 	}
 
-	f.Init(cmd.Flags())
+	return cmd.c
-
-	return cmd
 }
 
-// run current command.
+// Run current command.
-func run(parentCtx context.Context, log *zap.Logger, cfg *config.Config, f flags) error { //nolint:funlen
+func (cmd *command) Run( //nolint:funlen
+	parentCtx context.Context,
+	log *zap.Logger,
+	cfg *config.Config,
+	ip string,
+	port uint16,
+	readBufferSize uint,
+	opt options.ErrorPage,
+) error {
 	var (
 		ctx, cancel = context.WithCancel(parentCtx) // serve context creation
 		oss         = breaker.NewOSSignals(ctx)     // OS signals listener
@@ -70,8 +200,6 @@ func run(parentCtx context.Context, log *zap.Logger, cfg *config.Config, f flags
 	var (
 		templateNames = cfg.TemplateNames()
 		picker        interface{ Pick() string }
-
-		opt = f.ToOptions()
 	)
 
 	switch opt.Template.Name {
@@ -110,7 +238,7 @@ func run(parentCtx context.Context, log *zap.Logger, cfg *config.Config, f flags
 	}
 
 	// create HTTP server
-	server := appHttp.NewServer(log)
+	server := appHttp.NewServer(log, readBufferSize)
 
 	// register server routes, middlewares, etc.
 	if err := server.Register(cfg, picker, opt); err != nil {
@@ -123,17 +251,24 @@ func run(parentCtx context.Context, log *zap.Logger, cfg *config.Config, f flags
 	go func(errCh chan<- error) {
 		defer close(errCh)
 
-		log.Info("Server starting",
+		var fields = []zap.Field{
-			zap.String("addr", f.Listen.IP),
+			zap.String("addr", ip),
-			zap.Uint16("port", f.Listen.Port),
+			zap.Uint16("port", port),
 			zap.String("default error page", opt.Default.PageCode),
 			zap.Uint16("default HTTP response code", opt.Default.HTTPCode),
 			zap.Strings("proxy headers", opt.ProxyHTTPHeaders),
 			zap.Bool("show request details", opt.ShowDetails),
 			zap.Bool("localization disabled", opt.L10n.Disabled),
-		)
+			zap.Bool("catch all enabled", opt.CatchAll),
+		}
 
-		if err := server.Start(f.Listen.IP, f.Listen.Port); err != nil {
+		if readBufferSize > 0 {
+			fields = append(fields, zap.Uint("read buffer size", readBufferSize))
+		}
+
+		log.Info("Server starting", fields...)
+
+		if err := server.Start(ip, port); err != nil {
 			errCh <- err
 		}
 	}(startingErrCh)

internal/cli/serve/flags.go

@@ -1,235 +0,0 @@
-package serve
-
-import (
-	"fmt"
-	"net"
-	"sort"
-	"strconv"
-	"strings"
-
-	"github.com/spf13/pflag"
-	"github.com/tarampampam/error-pages/internal/env"
-	"github.com/tarampampam/error-pages/internal/options"
-)
-
-type flags struct {
-	Listen struct {
-		IP   string
-		Port uint16
-	}
-	template struct {
-		name string
-	}
-	l10n struct {
-		disabled bool
-	}
-	defaultErrorPage string
-	defaultHTTPCode  uint16
-	showDetails      bool
-	proxyHTTPHeaders string // comma-separated
-}
-
-const (
-	listenFlagName           = "listen"
-	portFlagName             = "port"
-	templateNameFlagName     = "template-name"
-	defaultErrorPageFlagName = "default-error-page"
-	defaultHTTPCodeFlagName  = "default-http-code"
-	showDetailsFlagName      = "show-details"
-	proxyHTTPHeadersFlagName = "proxy-headers"
-	disableL10nFlagName      = "disable-l10n"
-)
-
-const (
-	useRandomTemplate              = "random"
-	useRandomTemplateOnEachRequest = "i-said-random"
-	useRandomTemplateDaily         = "random-daily"
-	useRandomTemplateHourly        = "random-hourly"
-)
-
-func (f *flags) Init(flagSet *pflag.FlagSet) {
-	flagSet.StringVarP(
-		&f.Listen.IP,
-		listenFlagName, "l",
-		"0.0.0.0",
-		fmt.Sprintf("IP address to Listen on [$%s]", env.ListenAddr),
-	)
-	flagSet.Uint16VarP(
-		&f.Listen.Port,
-		portFlagName, "p",
-		8080, //nolint:gomnd // must be same as default healthcheck `--port` flag value
-		fmt.Sprintf("TCP prt number [$%s]", env.ListenPort),
-	)
-	flagSet.StringVarP(
-		&f.template.name,
-		templateNameFlagName, "t",
-		"",
-		fmt.Sprintf(
-			"template name (set \"%s\" to use a randomized or \"%s\" to use a randomized template on each request "+
-				"or \"%s/%s\" daily/hourly randomized) [$%s]",
-			useRandomTemplate,
-			useRandomTemplateOnEachRequest,
-			useRandomTemplateDaily,
-			useRandomTemplateHourly,
-			env.TemplateName,
-		),
-	)
-	flagSet.StringVarP(
-		&f.defaultErrorPage,
-		defaultErrorPageFlagName, "",
-		"404",
-		fmt.Sprintf("default error page [$%s]", env.DefaultErrorPage),
-	)
-	flagSet.Uint16VarP(
-		&f.defaultHTTPCode,
-		defaultHTTPCodeFlagName, "",
-		404, //nolint:gomnd
-		fmt.Sprintf("default HTTP response code [$%s]", env.DefaultHTTPCode),
-	)
-	flagSet.BoolVarP(
-		&f.showDetails,
-		showDetailsFlagName, "",
-		false,
-		fmt.Sprintf("show request details in response [$%s]", env.ShowDetails),
-	)
-	flagSet.StringVarP(
-		&f.proxyHTTPHeaders,
-		proxyHTTPHeadersFlagName, "",
-		"",
-		fmt.Sprintf("proxy HTTP request headers list (comma-separated) [$%s]", env.ProxyHTTPHeaders),
-	)
-	flagSet.BoolVarP(
-		&f.l10n.disabled,
-		disableL10nFlagName, "",
-		false,
-		fmt.Sprintf("disable error pages localization [$%s]", env.DisableL10n),
-	)
-}
-
-func (f *flags) OverrideUsingEnv(flagSet *pflag.FlagSet) (lastErr error) { //nolint:gocognit,gocyclo
-	flagSet.VisitAll(func(flag *pflag.Flag) {
-		// flag was NOT defined using CLI (flags should have maximal priority)
-		if !flag.Changed { //nolint:nestif
-			switch flag.Name {
-			case listenFlagName:
-				if envVar, exists := env.ListenAddr.Lookup(); exists {
-					f.Listen.IP = strings.TrimSpace(envVar)
-				}
-
-			case portFlagName:
-				if envVar, exists := env.ListenPort.Lookup(); exists {
-					if p, err := strconv.ParseUint(envVar, 10, 16); err == nil { //nolint:gomnd
-						f.Listen.Port = uint16(p)
-					} else {
-						lastErr = fmt.Errorf("wrong TCP port environment variable [%s] value", envVar)
-					}
-				}
-
-			case templateNameFlagName:
-				if envVar, exists := env.TemplateName.Lookup(); exists {
-					f.template.name = strings.TrimSpace(envVar)
-				}
-
-			case defaultErrorPageFlagName:
-				if envVar, exists := env.DefaultErrorPage.Lookup(); exists {
-					f.defaultErrorPage = strings.TrimSpace(envVar)
-				}
-
-			case defaultHTTPCodeFlagName:
-				if envVar, exists := env.DefaultHTTPCode.Lookup(); exists {
-					if code, err := strconv.ParseUint(envVar, 10, 16); err == nil { //nolint:gomnd
-						f.defaultHTTPCode = uint16(code)
-					} else {
-						lastErr = fmt.Errorf("wrong default HTTP response code environment variable [%s] value", envVar)
-					}
-				}
-
-			case showDetailsFlagName:
-				if envVar, exists := env.ShowDetails.Lookup(); exists {
-					if b, err := strconv.ParseBool(envVar); err == nil {
-						f.showDetails = b
-					}
-				}
-
-			case proxyHTTPHeadersFlagName:
-				if envVar, exists := env.ProxyHTTPHeaders.Lookup(); exists {
-					f.proxyHTTPHeaders = strings.TrimSpace(envVar)
-				}
-
-			case disableL10nFlagName:
-				if envVar, exists := env.DisableL10n.Lookup(); exists {
-					if b, err := strconv.ParseBool(envVar); err == nil {
-						f.l10n.disabled = b
-					}
-				}
-			}
-		}
-	})
-
-	return lastErr
-}
-
-func (f *flags) Validate() error {
-	if net.ParseIP(f.Listen.IP) == nil {
-		return fmt.Errorf("wrong IP address [%s] for listening", f.Listen.IP)
-	}
-
-	if f.defaultHTTPCode > 599 { //nolint:gomnd
-		return fmt.Errorf("wrong default HTTP response code [%d]", f.defaultHTTPCode)
-	}
-
-	if strings.ContainsRune(f.proxyHTTPHeaders, ' ') {
-		return fmt.Errorf("whitespaces in the HTTP headers for proxying [%s] are not allowed", f.proxyHTTPHeaders)
-	}
-
-	return nil
-}
-
-// headersToProxy converts a comma-separated string with headers list into strings slice (with a sorting and without
-// duplicates).
-func (f *flags) headersToProxy() []string {
-	var raw = strings.Split(f.proxyHTTPHeaders, ",")
-
-	if len(raw) == 0 {
-		return []string{}
-	} else if len(raw) == 1 {
-		if h := strings.TrimSpace(raw[0]); h != "" {
-			return []string{h}
-		} else {
-			return []string{}
-		}
-	}
-
-	var m = make(map[string]struct{}, len(raw))
-
-	// make unique and ignore empty strings
-	for _, h := range raw {
-		if h = strings.TrimSpace(h); h != "" {
-			if _, ok := m[h]; !ok {
-				m[h] = struct{}{}
-			}
-		}
-	}
-
-	// convert map into slice
-	var headers = make([]string, 0, len(m))
-	for h := range m {
-		headers = append(headers, h)
-	}
-
-	// make sort
-	sort.Strings(headers)
-
-	return headers
-}
-
-func (f *flags) ToOptions() (o options.ErrorPage) {
-	o.Default.PageCode = f.defaultErrorPage
-	o.Default.HTTPCode = f.defaultHTTPCode
-	o.L10n.Disabled = f.l10n.disabled
-	o.Template.Name = f.template.name
-	o.ShowDetails = f.showDetails
-	o.ProxyHTTPHeaders = f.headersToProxy()
-
-	return o
-}

internal/cli/shared/flags.go

@@ -0,0 +1,31 @@
+package shared
+
+import (
+	"github.com/urfave/cli/v2"
+
+	"gh.tarampamp.am/error-pages/internal/env"
+)
+
+var ConfigFileFlag = &cli.StringFlag{ //nolint:gochecknoglobals
+	Name:    "config-file",
+	Aliases: []string{"c"},
+	Usage:   "path to the config file (yaml)",
+	Value:   "./error-pages.yml",
+	EnvVars: []string{env.ConfigFilePath.String()},
+}
+
+var ListenAddrFlag = &cli.StringFlag{ //nolint:gochecknoglobals
+	Name:    "listen",
+	Aliases: []string{"l"},
+	Usage:   "IP (v4 or v6) address to Listen on",
+	Value:   "0.0.0.0",
+	EnvVars: []string{env.ListenAddr.String()},
+}
+
+var ListenPortFlag = &cli.UintFlag{ //nolint:gochecknoglobals
+	Name:    "port",
+	Aliases: []string{"p"},
+	Usage:   "TCP port number",
+	Value:   8080, //nolint:gomnd
+	EnvVars: []string{env.ListenPort.String()},
+}

internal/cli/version/command.go

@@ -1,24 +0,0 @@
-// Package version contains CLI `version` command implementation.
-package version
-
-import (
-	"fmt"
-	"os"
-	"runtime"
-
-	"github.com/spf13/cobra"
-)
-
-// NewCommand creates `version` command.
-func NewCommand(ver string) *cobra.Command {
-	return &cobra.Command{
-		Use:     "version",
-		Aliases: []string{"v", "ver"},
-		Short:   "Display application version",
-		RunE: func(*cobra.Command, []string) (err error) {
-			_, err = fmt.Fprintf(os.Stdout, "app version:\t%s (%s)\n", ver, runtime.Version())
-
-			return
-		},
-	}
-}

internal/cli/version/command_test.go

@@ -1,30 +0,0 @@
-package version_test
-
-import (
-	"runtime"
-	"testing"
-
-	"github.com/kami-zh/go-capturer"
-	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/cli/version"
-)
-
-func TestProperties(t *testing.T) {
-	cmd := version.NewCommand("")
-
-	assert.Equal(t, "version", cmd.Use)
-	assert.ElementsMatch(t, []string{"v", "ver"}, cmd.Aliases)
-	assert.NotNil(t, cmd.RunE)
-}
-
-func TestCommandRun(t *testing.T) {
-	cmd := version.NewCommand("1.2.3@foobar")
-	cmd.SetArgs([]string{})
-
-	output := capturer.CaptureStdout(func() {
-		assert.NoError(t, cmd.Execute())
-	})
-
-	assert.Contains(t, output, "1.2.3@foobar")
-	assert.Contains(t, output, runtime.Version())
-}

internal/config/config.go

@@ -1,7 +1,6 @@
 package config
 
 import (
-	"io/ioutil"
 	"os"
 	"path"
 	"path/filepath"
@@ -68,7 +67,7 @@ func (t Template) Name() string { return t.name }
 func (t Template) Content() []byte { return t.content }
 
 func (t *Template) loadContentFromFile(filePath string) (err error) {
-	if t.content, err = ioutil.ReadFile(filePath); err != nil {
+	if t.content, err = os.ReadFile(filePath); err != nil {
 		return errors.Wrap(err, "cannot load content for the template "+t.Name()+" from file "+filePath)
 	}
 
@@ -236,7 +235,7 @@ func FromYaml(in []byte) (_ *Config, err error) {
 
 // FromYamlFile creates new Config instance using YAML file.
 func FromYamlFile(filepath string) (*Config, error) {
-	bytes, err := ioutil.ReadFile(filepath)
+	bytes, err := os.ReadFile(filepath)
 	if err != nil {
 		return nil, errors.Wrap(err, "cannot read configuration file")
 	}

internal/config/config_test.go

@@ -5,7 +5,8 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/config"
+
+	"gh.tarampamp.am/error-pages/internal/config"
 )
 
 func TestFromYaml(t *testing.T) {

internal/env/env.go

@@ -6,6 +6,9 @@ import "os"
 type envVariable string
 
 const (
+	LogLevel  envVariable = "LOG_LEVEL"  // logging level
+	LogFormat envVariable = "LOG_FORMAT" // logging format (json|console)
+
 	ListenAddr       envVariable = "LISTEN_ADDR"        // IP address for listening
 	ListenPort       envVariable = "LISTEN_PORT"        // port number for listening
 	TemplateName     envVariable = "TEMPLATE_NAME"      // template name
@@ -15,6 +18,8 @@ const (
 	ShowDetails      envVariable = "SHOW_DETAILS"       // show request details in response
 	ProxyHTTPHeaders envVariable = "PROXY_HTTP_HEADERS" // proxy HTTP request headers list (request -> response)
 	DisableL10n      envVariable = "DISABLE_L10N"       // disable pages localization
+	CatchAll         envVariable = "CATCH_ALL"          // catch all pages
+	ReadBufferSize   envVariable = "READ_BUFFER_SIZE"   // https://github.com/tarampampam/error-pages/issues/238
 )
 
 // String returns environment variable name in the string representation.

internal/env/env_test.go

@@ -17,6 +17,8 @@ func TestConstants(t *testing.T) {
 	assert.Equal(t, "SHOW_DETAILS", string(ShowDetails))
 	assert.Equal(t, "PROXY_HTTP_HEADERS", string(ProxyHTTPHeaders))
 	assert.Equal(t, "DISABLE_L10N", string(DisableL10n))
+	assert.Equal(t, "CATCH_ALL", string(CatchAll))
+	assert.Equal(t, "READ_BUFFER_SIZE", string(ReadBufferSize))
 }
 
 func TestEnvVariable_Lookup(t *testing.T) {
@@ -32,6 +34,8 @@ func TestEnvVariable_Lookup(t *testing.T) {
 		{giveEnv: ShowDetails},
 		{giveEnv: ProxyHTTPHeaders},
 		{giveEnv: DisableL10n},
+		{giveEnv: CatchAll},
+		{giveEnv: ReadBufferSize},
 	}
 
 	for _, tt := range cases {

internal/http/core/errorpage.go

@@ -3,10 +3,11 @@ package core
 import (
 	"strconv"
 
-	"github.com/tarampampam/error-pages/internal/config"
-	"github.com/tarampampam/error-pages/internal/options"
-	"github.com/tarampampam/error-pages/internal/tpl"
 	"github.com/valyala/fasthttp"
+
+	"gh.tarampamp.am/error-pages/internal/config"
+	"gh.tarampamp.am/error-pages/internal/options"
+	"gh.tarampamp.am/error-pages/internal/tpl"
 )
 
 type templatePicker interface {

internal/http/core/formats.go

@@ -39,7 +39,7 @@ func ClientWantFormat(ctx *fasthttp.RequestCtx) ContentType {
 				f := format{b[0:idx], 0}
 
 				if len(b) > idx+3 {
-					if weight, err := strconv.ParseFloat(string(b[idx+3:]), 32); err == nil { //nolint:gomnd
+					if weight, err := strconv.ParseFloat(string(b[idx+3:]), 32); err == nil {
 						f.weight = float32(weight)
 					}
 				}

internal/http/core/formats_test.go

@@ -4,8 +4,9 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/http/core"
 	"github.com/valyala/fasthttp"
+
+	"gh.tarampamp.am/error-pages/internal/http/core"
 )
 
 func TestClientWantFormat(t *testing.T) {

internal/http/handlers/errorpage/handler.go

@@ -1,11 +1,12 @@
 package errorpage
 
 import (
-	"github.com/tarampampam/error-pages/internal/config"
-	"github.com/tarampampam/error-pages/internal/http/core"
-	"github.com/tarampampam/error-pages/internal/options"
-	"github.com/tarampampam/error-pages/internal/tpl"
 	"github.com/valyala/fasthttp"
+
+	"gh.tarampamp.am/error-pages/internal/config"
+	"gh.tarampamp.am/error-pages/internal/http/core"
+	"gh.tarampamp.am/error-pages/internal/options"
+	"gh.tarampamp.am/error-pages/internal/tpl"
 )
 
 type (

internal/http/handlers/index/handler.go

@@ -3,11 +3,12 @@ package index
 import (
 	"strconv"
 
-	"github.com/tarampampam/error-pages/internal/config"
-	"github.com/tarampampam/error-pages/internal/http/core"
-	"github.com/tarampampam/error-pages/internal/options"
-	"github.com/tarampampam/error-pages/internal/tpl"
 	"github.com/valyala/fasthttp"
+
+	"gh.tarampamp.am/error-pages/internal/config"
+	"gh.tarampamp.am/error-pages/internal/http/core"
+	"gh.tarampamp.am/error-pages/internal/options"
+	"gh.tarampamp.am/error-pages/internal/tpl"
 )
 
 type (

internal/http/handlers/notfound/handler.go

@@ -2,13 +2,27 @@ package notfound
 
 import (
 	"github.com/valyala/fasthttp"
+
+	"gh.tarampamp.am/error-pages/internal/config"
+	"gh.tarampamp.am/error-pages/internal/http/core"
+	"gh.tarampamp.am/error-pages/internal/options"
+	"gh.tarampamp.am/error-pages/internal/tpl"
+)
+
+type (
+	templatePicker interface {
+		// Pick the template name for responding.
+		Pick() string
+	}
+
+	renderer interface {
+		Render(content []byte, props tpl.Properties) ([]byte, error)
+	}
 )
 
 // NewHandler creates handler missing requests handling.
-func NewHandler() fasthttp.RequestHandler {
+func NewHandler(cfg *config.Config, p templatePicker, rdr renderer, opt options.ErrorPage) fasthttp.RequestHandler {
 	return func(ctx *fasthttp.RequestCtx) {
-		ctx.SetContentType("text/plain; charset=utf-8")
+		core.RespondWithErrorPage(ctx, cfg, p, rdr, "404", fasthttp.StatusNotFound, opt)
-		ctx.SetStatusCode(fasthttp.StatusNotFound)
-		_, _ = ctx.WriteString("Wrong request URL. Error pages are available at the following URLs: /{code}.html")
 	}
 }

internal/http/server.go

@@ -1,25 +1,29 @@
 package http
 
 import (
-	"strconv"
+	"errors"
+	"fmt"
+	"net"
+	"strings"
 	"time"
 
 	"github.com/fasthttp/router"
-	"github.com/tarampampam/error-pages/internal/checkers"
-	"github.com/tarampampam/error-pages/internal/config"
-	"github.com/tarampampam/error-pages/internal/http/common"
-	errorpageHandler "github.com/tarampampam/error-pages/internal/http/handlers/errorpage"
-	healthzHandler "github.com/tarampampam/error-pages/internal/http/handlers/healthz"
-	indexHandler "github.com/tarampampam/error-pages/internal/http/handlers/index"
-	metricsHandler "github.com/tarampampam/error-pages/internal/http/handlers/metrics"
-	notfoundHandler "github.com/tarampampam/error-pages/internal/http/handlers/notfound"
-	versionHandler "github.com/tarampampam/error-pages/internal/http/handlers/version"
-	"github.com/tarampampam/error-pages/internal/metrics"
-	"github.com/tarampampam/error-pages/internal/options"
-	"github.com/tarampampam/error-pages/internal/tpl"
-	"github.com/tarampampam/error-pages/internal/version"
 	"github.com/valyala/fasthttp"
 	"go.uber.org/zap"
+
+	"gh.tarampamp.am/error-pages/internal/checkers"
+	"gh.tarampamp.am/error-pages/internal/config"
+	"gh.tarampamp.am/error-pages/internal/http/common"
+	errorpageHandler "gh.tarampamp.am/error-pages/internal/http/handlers/errorpage"
+	healthzHandler "gh.tarampamp.am/error-pages/internal/http/handlers/healthz"
+	indexHandler "gh.tarampamp.am/error-pages/internal/http/handlers/index"
+	metricsHandler "gh.tarampamp.am/error-pages/internal/http/handlers/metrics"
+	notfoundHandler "gh.tarampamp.am/error-pages/internal/http/handlers/notfound"
+	versionHandler "gh.tarampamp.am/error-pages/internal/http/handlers/version"
+	"gh.tarampamp.am/error-pages/internal/metrics"
+	"gh.tarampamp.am/error-pages/internal/options"
+	"gh.tarampamp.am/error-pages/internal/tpl"
+	"gh.tarampamp.am/error-pages/internal/version"
 )
 
 type Server struct {
@@ -35,13 +39,14 @@ const (
 	defaultIdleTimeout  = time.Second * 6
 )
 
-func NewServer(log *zap.Logger) Server {
+func NewServer(log *zap.Logger, readBufferSize uint) Server {
 	rdr := tpl.NewTemplateRenderer()
 
 	return Server{
 		// fasthttp docs: <https://github.com/valyala/fasthttp>
 		fast: &fasthttp.Server{
 			WriteTimeout:          defaultWriteTimeout,
+			ReadBufferSize:        int(readBufferSize),
 			ReadTimeout:           defaultReadTimeout,
 			IdleTimeout:           defaultIdleTimeout,
 			NoDefaultServerHeader: true,
@@ -56,8 +61,24 @@ func NewServer(log *zap.Logger) Server {
 }
 
 // Start server.
-func (s *Server) Start(ip string, port uint16) error {
+func (s *Server) Start(ip string, port uint16) (err error) {
-	return s.fast.ListenAndServe(ip + ":" + strconv.Itoa(int(port)))
+	if net.ParseIP(ip) == nil {
+		return errors.New("invalid IP address")
+	}
+
+	var ln net.Listener
+
+	if strings.Count(ip, ":") >= 2 { //nolint:gomnd // ipv6
+		if ln, err = net.Listen("tcp6", fmt.Sprintf("[%s]:%d", ip, port)); err != nil {
+			return err
+		}
+	} else { // ipv4
+		if ln, err = net.Listen("tcp4", fmt.Sprintf("%s:%d", ip, port)); err != nil {
+			return err
+		}
+	}
+
+	return s.fast.Serve(ln)
 }
 
 type templatePicker interface {
@@ -87,7 +108,13 @@ func (s *Server) Register(cfg *config.Config, templatePicker templatePicker, opt
 
 	s.router.GET("/metrics", metricsHandler.NewHandler(reg))
 
-	s.router.NotFound = notfoundHandler.NewHandler()
+	// use index handler to catch all paths? Uses DEFAULT_ERROR_PAGE
+	if opt.CatchAll {
+		s.router.NotFound = indexHandler.NewHandler(cfg, templatePicker, s.rdr, opt)
+	} else {
+		// use default not found handler
+		s.router.NotFound = notfoundHandler.NewHandler(cfg, templatePicker, s.rdr, opt)
+	}
 
 	return nil
 }

internal/logger/format.go

@@ -0,0 +1,68 @@
+package logger
+
+import (
+	"fmt"
+	"strings"
+)
+
+// A Format is a logging format.
+type Format uint8
+
+const (
+	ConsoleFormat Format = iota // useful for console output (for humans)
+	JSONFormat                  // useful for logging aggregation systems (for robots)
+)
+
+// String returns a lower-case ASCII representation of the log format.
+func (f Format) String() string {
+	switch f {
+	case ConsoleFormat:
+		return "console"
+	case JSONFormat:
+		return "json"
+	}
+
+	return fmt.Sprintf("format(%d)", f)
+}
+
+// Formats returns a slice of all logging formats.
+func Formats() []Format {
+	return []Format{ConsoleFormat, JSONFormat}
+}
+
+// FormatStrings returns a slice of all logging formats as strings.
+func FormatStrings() []string {
+	var (
+		formats = Formats()
+		result  = make([]string, len(formats))
+	)
+
+	for i := range formats {
+		result[i] = formats[i].String()
+	}
+
+	return result
+}
+
+// ParseFormat parses a format (case is ignored) based on the ASCII representation of the log format.
+// If the provided ASCII representation is invalid an error is returned.
+//
+// This is particularly useful when dealing with text input to configure log formats.
+func ParseFormat[T string | []byte](text T) (Format, error) {
+	var format string
+
+	if s, ok := any(text).(string); ok {
+		format = s
+	} else {
+		format = string(any(text).([]byte))
+	}
+
+	switch strings.ToLower(format) {
+	case "console", "": // make the zero value useful
+		return ConsoleFormat, nil
+	case "json":
+		return JSONFormat, nil
+	}
+
+	return Format(0), fmt.Errorf("unrecognized logging format: %q", text)
+}

internal/logger/format_test.go

@@ -0,0 +1,62 @@
+package logger_test
+
+import (
+	"errors"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+
+	"gh.tarampamp.am/error-pages/internal/logger"
+)
+
+func TestFormat_String(t *testing.T) {
+	for name, tt := range map[string]struct {
+		giveFormat logger.Format
+		wantString string
+	}{
+		"json":      {giveFormat: logger.JSONFormat, wantString: "json"},
+		"console":   {giveFormat: logger.ConsoleFormat, wantString: "console"},
+		"<unknown>": {giveFormat: logger.Format(255), wantString: "format(255)"},
+	} {
+		t.Run(name, func(t *testing.T) {
+			require.Equal(t, tt.wantString, tt.giveFormat.String())
+		})
+	}
+}
+
+func TestParseFormat(t *testing.T) {
+	for name, tt := range map[string]struct {
+		giveBytes  []byte
+		giveString string
+		wantFormat logger.Format
+		wantError  error
+	}{
+		"<empty value>":          {giveBytes: []byte(""), wantFormat: logger.ConsoleFormat},
+		"<empty value> (string)": {giveString: "", wantFormat: logger.ConsoleFormat},
+		"console":                {giveBytes: []byte("console"), wantFormat: logger.ConsoleFormat},
+		"console (string)":       {giveString: "console", wantFormat: logger.ConsoleFormat},
+		"json":                   {giveBytes: []byte("json"), wantFormat: logger.JSONFormat},
+		"json (string)":          {giveString: "json", wantFormat: logger.JSONFormat},
+		"foobar":                 {giveBytes: []byte("foobar"), wantError: errors.New("unrecognized logging format: \"foobar\"")}, //nolint:lll
+	} {
+		t.Run(name, func(t *testing.T) {
+			var (
+				f   logger.Format
+				err error
+			)
+
+			if tt.giveString != "" {
+				f, err = logger.ParseFormat(tt.giveString)
+			} else {
+				f, err = logger.ParseFormat(tt.giveBytes)
+			}
+
+			if tt.wantError == nil {
+				require.NoError(t, err)
+				require.Equal(t, tt.wantFormat, f)
+			} else {
+				require.EqualError(t, err, tt.wantError.Error())
+			}
+		})
+	}
+}

internal/logger/level.go

@@ -0,0 +1,83 @@
+package logger
+
+import (
+	"fmt"
+	"strings"
+)
+
+// A Level is a logging level.
+type Level int8
+
+const (
+	DebugLevel Level = iota - 1
+	InfoLevel        // default level (zero-value)
+	WarnLevel
+	ErrorLevel
+	FatalLevel
+)
+
+// String returns a lower-case ASCII representation of the log level.
+func (l Level) String() string {
+	switch l {
+	case DebugLevel:
+		return "debug"
+	case InfoLevel:
+		return "info"
+	case WarnLevel:
+		return "warn"
+	case ErrorLevel:
+		return "error"
+	case FatalLevel:
+		return "fatal"
+	}
+
+	return fmt.Sprintf("level(%d)", l)
+}
+
+// Levels returns a slice of all logging levels.
+func Levels() []Level {
+	return []Level{DebugLevel, InfoLevel, WarnLevel, ErrorLevel, FatalLevel}
+}
+
+// LevelStrings returns a slice of all logging levels as strings.
+func LevelStrings() []string {
+	var (
+		levels = Levels()
+		result = make([]string, len(levels))
+	)
+
+	for i := range levels {
+		result[i] = levels[i].String()
+	}
+
+	return result
+}
+
+// ParseLevel parses a level (case is ignored) based on the ASCII representation of the log level.
+// If the provided ASCII representation is invalid an error is returned.
+//
+// This is particularly useful when dealing with text input to configure log levels.
+func ParseLevel[T string | []byte](text T) (Level, error) {
+	var lvl string
+
+	if s, ok := any(text).(string); ok {
+		lvl = s
+	} else {
+		lvl = string(any(text).([]byte))
+	}
+
+	switch strings.ToLower(lvl) {
+	case "debug", "verbose", "trace":
+		return DebugLevel, nil
+	case "info", "": // make the zero value useful
+		return InfoLevel, nil
+	case "warn":
+		return WarnLevel, nil
+	case "error":
+		return ErrorLevel, nil
+	case "fatal":
+		return FatalLevel, nil
+	}
+
+	return Level(0), fmt.Errorf("unrecognized logging level: %q", text)
+}

internal/logger/level_test.go

@@ -0,0 +1,84 @@
+package logger_test
+
+import (
+	"errors"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+
+	"gh.tarampamp.am/error-pages/internal/logger"
+)
+
+func TestLevel_String(t *testing.T) {
+	for name, tt := range map[string]struct {
+		giveLevel  logger.Level
+		wantString string
+	}{
+		"debug":     {giveLevel: logger.DebugLevel, wantString: "debug"},
+		"info":      {giveLevel: logger.InfoLevel, wantString: "info"},
+		"warn":      {giveLevel: logger.WarnLevel, wantString: "warn"},
+		"error":     {giveLevel: logger.ErrorLevel, wantString: "error"},
+		"fatal":     {giveLevel: logger.FatalLevel, wantString: "fatal"},
+		"<unknown>": {giveLevel: logger.Level(127), wantString: "level(127)"},
+	} {
+		t.Run(name, func(t *testing.T) {
+			require.Equal(t, tt.wantString, tt.giveLevel.String())
+		})
+	}
+}
+
+func TestParseLevel(t *testing.T) {
+	for name, tt := range map[string]struct {
+		giveBytes  []byte
+		giveString string
+		wantLevel  logger.Level
+		wantError  error
+	}{
+		"<empty value>":          {giveBytes: []byte(""), wantLevel: logger.InfoLevel},
+		"<empty value> (string)": {giveString: "", wantLevel: logger.InfoLevel},
+		"trace":                  {giveBytes: []byte("debug"), wantLevel: logger.DebugLevel},
+		"verbose":                {giveBytes: []byte("debug"), wantLevel: logger.DebugLevel},
+		"debug":                  {giveBytes: []byte("debug"), wantLevel: logger.DebugLevel},
+		"debug (string)":         {giveString: "debug", wantLevel: logger.DebugLevel},
+		"info":                   {giveBytes: []byte("info"), wantLevel: logger.InfoLevel},
+		"warn":                   {giveBytes: []byte("warn"), wantLevel: logger.WarnLevel},
+		"error":                  {giveBytes: []byte("error"), wantLevel: logger.ErrorLevel},
+		"fatal":                  {giveBytes: []byte("fatal"), wantLevel: logger.FatalLevel},
+		"fatal (string)":         {giveString: "fatal", wantLevel: logger.FatalLevel},
+		"foobar":                 {giveBytes: []byte("foobar"), wantError: errors.New("unrecognized logging level: \"foobar\"")}, //nolint:lll
+	} {
+		t.Run(name, func(t *testing.T) {
+			var (
+				l   logger.Level
+				err error
+			)
+
+			if tt.giveString != "" {
+				l, err = logger.ParseLevel(tt.giveString)
+			} else {
+				l, err = logger.ParseLevel(tt.giveBytes)
+			}
+
+			if tt.wantError == nil {
+				require.NoError(t, err)
+				require.Equal(t, tt.wantLevel, l)
+			} else {
+				require.EqualError(t, err, tt.wantError.Error())
+			}
+		})
+	}
+}
+
+func TestLevels(t *testing.T) {
+	require.Equal(t, []logger.Level{
+		logger.DebugLevel,
+		logger.InfoLevel,
+		logger.WarnLevel,
+		logger.ErrorLevel,
+		logger.FatalLevel,
+	}, logger.Levels())
+}
+
+func TestLevelStrings(t *testing.T) {
+	require.Equal(t, []string{"debug", "info", "warn", "error", "fatal"}, logger.LevelStrings())
+}

internal/logger/logger.go

@@ -2,20 +2,27 @@
 package logger
 
 import (
+	"errors"
+
 	"go.uber.org/zap"
 	"go.uber.org/zap/zapcore"
 )
 
-// New creates new "zap" logger with little customization.
+// New creates new "zap" logger with a small customization.
-func New(verbose, debug, logJSON bool) (*zap.Logger, error) {
+func New(l Level, f Format) (*zap.Logger, error) {
 	var config zap.Config
 
-	if logJSON {
+	switch f {
-		config = zap.NewProductionConfig()
+	case ConsoleFormat:
-	} else {
 		config = zap.NewDevelopmentConfig()
 		config.EncoderConfig.EncodeLevel = zapcore.LowercaseColorLevelEncoder
 		config.EncoderConfig.EncodeTime = zapcore.TimeEncoderOfLayout("15:04:05")
+
+	case JSONFormat:
+		config = zap.NewProductionConfig() // json encoder is used by default
+
+	default:
+		return nil, errors.New("unsupported logging format")
 	}
 
 	// default configuration for all encoders
@@ -24,15 +31,31 @@ func New(verbose, debug, logJSON bool) (*zap.Logger, error) {
 	config.DisableStacktrace = true
 	config.DisableCaller = true
 
-	if debug {
+	// enable additional features for debugging
+	if l <= DebugLevel {
 		config.Development = true
 		config.DisableStacktrace = false
 		config.DisableCaller = false
 	}
 
-	if verbose || debug {
+	var zapLvl zapcore.Level
-		config.Level = zap.NewAtomicLevelAt(zap.DebugLevel)
+
+	switch l { // convert level to zap.Level
+	case DebugLevel:
+		zapLvl = zap.DebugLevel
+	case InfoLevel:
+		zapLvl = zap.InfoLevel
+	case WarnLevel:
+		zapLvl = zap.WarnLevel
+	case ErrorLevel:
+		zapLvl = zap.ErrorLevel
+	case FatalLevel:
+		zapLvl = zap.FatalLevel
+	default:
+		return nil, errors.New("unsupported logging level")
 	}
 
+	config.Level = zap.NewAtomicLevelAt(zapLvl)
+
 	return config.Build()
 }

internal/logger/logger_test.go

@@ -8,64 +8,51 @@ import (
 
 	"github.com/kami-zh/go-capturer"
 	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/logger"
+	"github.com/stretchr/testify/require"
+
+	"gh.tarampamp.am/error-pages/internal/logger"
 )
 
-func TestNewNotVerboseDebugJSON(t *testing.T) {
+func TestNewDebugLevelConsoleFormat(t *testing.T) {
 	output := capturer.CaptureStderr(func() {
-		log, err := logger.New(false, false, false)
+		log, err := logger.New(logger.DebugLevel, logger.ConsoleFormat)
-		assert.NoError(t, err)
+		require.NoError(t, err)
 
-		log.Info("inf msg")
 		log.Debug("dbg msg")
+		log.Info("inf msg")
 		log.Error("err msg")
 	})
 
 	assert.Contains(t, output, time.Now().Format("15:04:05"))
 	assert.Regexp(t, `\t.+info.+\tinf msg`, output)
-	assert.NotContains(t, output, "dbg msg")
-	assert.Contains(t, output, "err msg")
-}
-
-func TestNewVerboseNotDebugJSON(t *testing.T) {
-	output := capturer.CaptureStderr(func() {
-		log, err := logger.New(true, false, false)
-		assert.NoError(t, err)
-
-		log.Info("inf msg")
-		log.Debug("dbg msg")
-		log.Error("err msg")
-	})
-
-	assert.Contains(t, output, time.Now().Format("15:04:05"))
-	assert.Regexp(t, `\t.+info.+\tinf msg`, output)
-	assert.Contains(t, output, "dbg msg")
-	assert.Contains(t, output, "err msg")
-}
-
-func TestNewVerboseDebugNotJSON(t *testing.T) {
-	output := capturer.CaptureStderr(func() {
-		log, err := logger.New(true, true, false)
-		assert.NoError(t, err)
-
-		log.Info("inf msg")
-		log.Debug("dbg msg")
-		log.Error("err msg")
-	})
-
-	assert.Contains(t, output, time.Now().Format("15:04:05"))
 	assert.Regexp(t, `\t.+info.+\t.+logger_test\.go:\d+\tinf msg`, output)
 	assert.Contains(t, output, "dbg msg")
 	assert.Contains(t, output, "err msg")
 }
 
-func TestNewNotVerboseDebugButJSON(t *testing.T) {
+func TestNewErrorLevelConsoleFormat(t *testing.T) {
 	output := capturer.CaptureStderr(func() {
-		log, err := logger.New(false, false, true)
+		log, err := logger.New(logger.ErrorLevel, logger.ConsoleFormat)
-		assert.NoError(t, err)
+		require.NoError(t, err)
 
-		log.Info("inf msg")
 		log.Debug("dbg msg")
+		log.Info("inf msg")
+		log.Error("err msg")
+	})
+
+	assert.NotContains(t, output, "inf msg")
+	assert.NotContains(t, output, "dbg msg")
+	assert.Contains(t, output, "err msg")
+}
+
+func TestNewWarnLevelJSONFormat(t *testing.T) {
+	output := capturer.CaptureStderr(func() {
+		log, err := logger.New(logger.WarnLevel, logger.JSONFormat)
+		require.NoError(t, err)
+
+		log.Debug("dbg msg")
+		log.Info("inf msg")
+		log.Warn("warn msg")
 		log.Error("err msg")
 	})
 
@@ -75,6 +62,14 @@ func TestNewNotVerboseDebugButJSON(t *testing.T) {
 
 	lines := strings.Split(strings.Trim(output, "\n"), "\n")
 
-	assert.JSONEq(t, `{"level":"info","ts":0.1,"msg":"inf msg"}`, lines[0])
+	assert.JSONEq(t, `{"level":"warn","ts":0.1,"msg":"warn msg"}`, lines[0])
 	assert.JSONEq(t, `{"level":"error","ts":0.1,"msg":"err msg"}`, lines[1])
 }
+
+func TestNewErrors(t *testing.T) {
+	_, err := logger.New(logger.Level(127), logger.ConsoleFormat)
+	require.EqualError(t, err, "unsupported logging level")
+
+	_, err = logger.New(logger.WarnLevel, logger.Format(255))
+	require.EqualError(t, err, "unsupported logging format")
+}

internal/metrics/metrics_test.go

@@ -8,7 +8,8 @@ import (
 	"github.com/prometheus/client_golang/prometheus/testutil"
 	dto "github.com/prometheus/client_model/go"
 	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/metrics"
+
+	"gh.tarampamp.am/error-pages/internal/metrics"
 )
 
 func TestMetrics_Register(t *testing.T) {

internal/metrics/registry_test.go

@@ -5,7 +5,8 @@ import (
 
 	"github.com/prometheus/client_golang/prometheus/testutil"
 	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/metrics"
+
+	"gh.tarampamp.am/error-pages/internal/metrics"
 )
 
 func TestNewRegistry(t *testing.T) {

internal/options/errorpage.go

@@ -13,4 +13,5 @@ type ErrorPage struct {
 	}
 	ShowDetails      bool     // show request details in response
 	ProxyHTTPHeaders []string // proxy HTTP request headers list
+	CatchAll         bool     // catch all pages
 }

internal/pick/picker_test.go

@@ -4,7 +4,8 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/pick"
+
+	"gh.tarampamp.am/error-pages/internal/pick"
 )
 
 func TestPicker_NextIndex_First(t *testing.T) {

internal/pick/strings_slice_test.go

@@ -5,7 +5,8 @@ import (
 	"time"
 
 	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/pick"
+
+	"gh.tarampamp.am/error-pages/internal/pick"
 )
 
 func TestStringsSlice_Pick(t *testing.T) {

internal/tpl/hasher_test.go

@@ -4,7 +4,8 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/tpl"
+
+	"gh.tarampamp.am/error-pages/internal/tpl"
 )
 
 func TestHashBytes(t *testing.T) {

internal/tpl/properties_test.go

@@ -4,7 +4,8 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/tpl"
+
+	"gh.tarampamp.am/error-pages/internal/tpl"
 )
 
 func TestProperties_Replaces(t *testing.T) {

internal/tpl/render.go

@@ -10,7 +10,8 @@ import (
 	"time"
 
 	"github.com/pkg/errors"
-	"github.com/tarampampam/error-pages/internal/version"
+
+	"gh.tarampamp.am/error-pages/internal/version"
 )
 
 // These functions are always allowed in the templates.
@@ -30,6 +31,7 @@ var tplFnMap = template.FuncMap{ //nolint:gochecknoglobals
 
 		return 0
 	},
+	"env": os.Getenv,
 }
 
 var ErrClosed = errors.New("closed")

internal/tpl/render_test.go

@@ -2,18 +2,25 @@ package tpl_test
 
 import (
 	"math/rand"
+	"os"
 	"strconv"
 	"sync"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
-	"github.com/tarampampam/error-pages/internal/tpl"
+	"github.com/stretchr/testify/require"
+
+	"gh.tarampamp.am/error-pages/internal/tpl"
 )
 
 func Test_Render(t *testing.T) {
 	renderer := tpl.NewTemplateRenderer()
 	defer func() { _ = renderer.Close() }()
 
+	require.NoError(t, os.Setenv("TEST_ENV_VAR", "unit-test"))
+
+	defer func() { require.NoError(t, os.Unsetenv("TEST_ENV_VAR")) }()
+
 	for name, tt := range map[string]struct {
 		giveContent string
 		giveProps   tpl.Properties
@@ -67,6 +74,11 @@ func Test_Render(t *testing.T) {
 			giveProps:   tpl.Properties{L10nDisabled: true},
 			wantContent: "Y",
 		},
+
+		"env": {
+			giveContent: `{{ env "TEST_ENV_VAR" }}`,
+			wantContent: "unit-test",
+		},
 	} {
 		t.Run(name, func(t *testing.T) {
 			content, err := renderer.Render([]byte(tt.giveContent), tt.giveProps)

l10n/l10n.js

@@ -10,6 +10,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Fout',
                 de: 'Fehler',
                 es: 'Error',
+                zh: '错误',
+                id: 'Kesalahan',
+                pl: 'Błąd',
             },
             'Good luck': {
                 fr: 'Bonne chance',
@@ -19,15 +22,21 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Veel succes',
                 de: 'Viel Glück',
                 es: 'Buena Suerte',
+                zh: '祝好运',
+                id: 'Semoga berhasil!',
+                pl: 'Powodzenia',
             },
             'UH OH': {
                 fr: 'Oups',
                 ru: 'Ох',
-                uk: 'Ох',
+                uk: 'Упс',
                 pt: 'Ops',
                 nl: 'Oeps',
                 de: 'Hoppla',
-                es: 'Oups',
+                es: 'Uy',
+                zh: '哎呀',
+                id: 'Ups',
+                pl: 'Ojej',
             },
             'Request details': {
                 fr: 'Détails de la requête',
@@ -37,6 +46,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Details van verzoek',
                 de: 'Details der Anfrage',
                 es: 'Detalles de la petición',
+                zh: '请求详情',
+                id: 'Rincian permintaan',
+                pl: 'Poproś o szczegóły',
             },
             'Double-check the URL': {
                 fr: 'Vérifiez l’URL',
@@ -46,33 +58,45 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Controleer de URL',
                 de: 'Überprüfen Sie die URL',
                 es: 'Verifique la url',
+                zh: '请再次检查地址',
+                id: 'Periksa URL',
+                pl: 'Sprawdź adres URL',
             },
             'Alternatively, go back': {
                 fr: 'Essayer de revenir en arrière',
                 ru: 'Или можете вернуться назад',
-                uk: 'Або ви можете повернутися',
+                uk: 'Або можете повернутися назад',
                 pt: "Como alternativa, tente voltar",
                 nl: 'Of ga terug',
                 de: 'Alternativ gehen Sie zurück',
                 es: 'Como alternativa, vuelva atrás',
+                zh: '或返回上一页',
+                id: 'Atau, kembali',
+                pl: 'Alternatywnie wróć',
             },
             'Here\'s what might have happened': {
                 fr: 'Voici ce qui aurait pu se passer',
                 ru: 'Из-за чего это могло случиться',
-                uk: 'Що це може статися',
+                uk: 'Ось що могло трапитися',
                 pt: 'Aqui está o que pode ter acontecido',
                 nl: 'Wat er gebeurd kan zijn',
                 de: 'Folgendes könnte passiert sein',
                 es: 'Esto es lo que ha podido pasar',
+                zh: '可能原因有',
+                id: 'Inilah yang bisa saja terjadi',
+                pl: 'Oto, co mogło się wydarzyć',
             },
             'You may have mistyped the URL': {
                 fr: 'Vous avez peut-être mal tapé l’URL',
                 ru: 'Вы могли ошибиться в URL',
-                uk: 'Ви можете зробити помилку в URL-адресі',
+                uk: 'Ви могли помилитися в URL-адресі',
                 pt: 'Você pode ter digitado incorretamente a URL',
                 nl: 'De URL bevat een typefout',
                 de: 'Möglicherweise haben Sie die URL falsch eingegeben',
-                es: 'Igual ha escrito mal la URL',
+                es: 'Quizá ha escrito mal la URL',
+                zh: '您可能输入了错误的地址',
+                id: 'Anda mungkin tersalah memasukkan URL',
+                pl: 'Być może błędnie wpisałeś adres URL',
             },
             'The site was moved': {
                 fr: 'Le site a été déplacé',
@@ -81,7 +105,10 @@ Object.defineProperty(window, 'l10n', {
                 pt: 'O site foi movido',
                 nl: 'De site is verplaatst',
                 de: 'Die Seite wurde verschoben',
-                es: 'El sitio se ha movido',
+                es: 'El sitio se ha trasladado',
+                zh: '站点已被转移',
+                id: 'Halaman dipindahkan',
+                pl: 'Witryna została przeniesiona',
             },
             'It was never here': {
                 fr: 'Il n’a jamais été ici',
@@ -91,24 +118,33 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Het was hier nooit',
                 de: 'Es war nie hier',
                 es: 'Nunca ha estado aquí',
+                zh: '站点从未存在',
+                id: 'Itu Tidak pernah di sini',
+                pl: 'Nigdy jej nie było',
             },
             'Bad Request': {
                 fr: 'Mauvaise requête',
                 ru: 'Некорректный запрос',
-                uk: 'Неправильний запит',
+                uk: 'Хибний запит',
                 pt: 'Requisição inválida',
                 nl: 'Foutieve anvraag',
                 de: 'Fehlerhafte Anfrage',
-                es: 'Petición inválida'
+                es: 'Petición inválida',
+                zh: '错误请求',
+                id: 'Permintaan yang salah',
+                pl: 'Nieprawidłowe żądanie',
             },
             'The server did not understand the request': {
                 fr: 'Le serveur ne comprend pas la requête',
                 ru: 'Сервер не смог обработать запрос из-за ошибки в нём',
-                uk: 'Сервер не міг обробити запит через помилку в ньому',
+                uk: 'Сервер не зміг обробити запит через помилку в ньому',
                 pt: 'O servidor não entendeu a solicitação',
                 nl: 'De server begreep het verzoek niet',
                 de: 'Der Server hat die Anfrage nicht verstanden',
-                es: 'El servidor no entendió la petición'
+                es: 'El servidor no entendió la petición',
+                zh: '服务器不理解该请求',
+                id: 'Server tidak memahami permintaan',
+                pl: 'Serwer nie zrozumiał żądania',
             },
             'Unauthorized': {
                 fr: 'Non autorisé',
@@ -118,6 +154,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Niet geautoriseerd',
                 de: 'Nicht autorisiert',
                 es: 'No autorizado',
+                zh: '未经授权',
+                id: 'Tidak diotorisasi',
+                pl: 'Nieautoryzowany',
             },
             'The requested page needs a username and a password': {
                 fr: 'La page demandée nécessite un nom d’utilisateur et un mot de passe',
@@ -127,6 +166,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'De pagina heeft een gebruikersnaam en wachtwoord nodig',
                 de: 'Die angeforderte Seite benötigt einen Benutzernamen und ein Passwort',
                 es: 'La página solicitada necesita un usuario y una contraseña',
+                zh: '请求的页面需要用户名和密码',
+                id: 'Halaman yang diminta membutuhkan nama pengguna dan kata sandi',
+                pl: 'Żądana strona wymaga podania nazwy użytkownika i hasła',
             },
             'Forbidden': {
                 fr: 'Interdit',
@@ -136,6 +178,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Verboden',
                 de: 'Verboten',
                 es: 'Prohibido',
+                zh: '禁止访问',
+                id: 'Dilarang',
+                pl: 'Zabroniony',
             },
             'Access is forbidden to the requested page': {
                 fr: 'Accès interdit à la page demandée',
@@ -145,24 +190,33 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Toegang tot de pagina is verboden',
                 de: 'Der Zugriff auf die angeforderte Seite ist verboten',
                 es: 'El acceso está prohibido para la página solicitada',
+                zh: '禁止访问请求的页面',
+                id: 'Akses dilarang ke halaman yang diminta',
+                pl: 'Dostęp do żądanej strony jest zabroniony',
             },
             'Not Found': {
                 fr: 'Introuvable',
                 ru: 'Страница не найдена',
-                uk: 'Сторінка не знайдена',
+                uk: 'Сторінку не знайдено',
                 pt: 'Não encontrado',
                 nl: 'Niet gevonden',
                 de: 'Nicht gefunden',
                 es: 'No encontrado',
+                zh: '未找到',
+                id: 'Tidak ditemukan',
+                pl: 'Nie znaleziono',
             },
             'The server can not find the requested page': {
                 fr: 'Le serveur ne peut trouver la page demandée',
                 ru: 'Сервер не смог найти запрашиваемую страницу',
-                uk: 'Сервер не міг знайти запитану сторінку',
+                uk: 'Сервер не зміг знайти запитану сторінку',
                 pt: 'O servidor não consegue encontrar a página solicitada',
                 nl: 'De server kan de pagina niet vinden',
                 de: 'Der Server kann die angeforderte Seite nicht finden',
                 es: 'El servidor no puede encontrar la página solicitada',
+                zh: '服务器找不到请求的页面',
+                id: 'Server tidak dapat menemukan halaman yang diminta',
+                pl: 'Serwer nie może znaleźć żądanej strony',
             },
             'Method Not Allowed': {
                 fr: 'Méthode Non Autorisée',
@@ -172,6 +226,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Methode niet toegestaan',
                 de: 'Methode nicht erlaubt',
                 es: 'Método no permitido',
+                zh: '方法不被允许',
+                id: 'Metode tidak diizinkan',
+                pl: 'Niedozwolona metoda',
             },
             'The method specified in the request is not allowed': {
                 fr: 'La méthode spécifiée dans la requête n’est pas autorisée',
@@ -180,7 +237,10 @@ Object.defineProperty(window, 'l10n', {
                 pt: 'O método especificado na solicitação não é permitido',
                 nl: 'De methode in het verzoek is niet toegestaan',
                 de: 'Die in der Anfrage angegebene Methode ist nicht zulässig',
-                es: 'El método especificado en la petición no está permitido'
+                es: 'El método especificado en la petición no está permitido',
+                zh: '请求指定的方法不被允许',
+                id: 'Metode dalam permintaan tidak diizinkan',
+                pl: 'Metoda określona w żądaniu jest niedozwolona',
             },
             'Proxy Authentication Required': {
                 fr: 'Authentification proxy requise',
@@ -190,6 +250,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Authenticatie op de proxyserver verplicht',
                 de: 'Proxy-Authentifizierung benötigt',
                 es: 'Autenticación de proxy requerida',
+                zh: '需要代理服务器身份验证',
+                id: 'Diperlukan otentikasi proxy',
+                pl: 'Wymagane uwierzytelnianie proxy',
             },
             'You must authenticate with a proxy server before this request can be served': {
                 fr: 'Vous devez vous authentifier avec un serveur proxy avant que cette requête puisse être servie',
@@ -199,24 +262,33 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Je moet authenticeren bij een proxyserver voordat dit verzoek uitgevoerd kan worden',
                 de: 'Sie müssen sich bei einem Proxy-Server authentifizieren, bevor diese Anfrage bedient werden kann',
                 es: 'Debes autentificarte con un servidor proxy antes de que esta petición pueda ser atendida',
+                zh: '您必须对代理服务器进行身份验证，然后才能让请求得到处理',
+                id: 'Anda harus mengautentikasi dengan server proxy sebelum permintaan ini dapat dilayani',
+                pl: 'Musisz uwierzytelnić się na serwerze proxy, zanim to żądanie będzie mogło zostać obsłużone',
             },
             'Request Timeout': {
                 fr: 'Requête expiré',
                 ru: 'Истекло время ожидания',
-                uk: 'Час запиту закінчився',
+                uk: 'Вичерпано час очікування',
                 pt: 'Tempo limite de solicitação excedido',
                 nl: 'Aanvraagtijd verstreken',
                 de: 'Zeitüberschreitung der Anforderung',
                 es: 'Tiempo límite de la petición excedido',
+                zh: '请求超时',
+                id: 'Meminta batas waktu',
+                pl: 'Przekroczenie limitu czasu żądania',
             },
             'The request took longer than the server was prepared to wait': {
                 fr: 'La requête prend plus de temps que prévu',
                 ru: 'Отправка запроса заняла слишком много времени',
-                uk: 'Надсилання запиту зайняв занадто багато часу',
+                uk: 'Надсилання запиту зайняло надто багато часу',
                 pt: 'A solicitação demorou mais do que o servidor estava preparado para esperar',
                 nl: 'Het verzoek duurde langer dan de server wilde wachten',
                 de: 'Die Anfrage hat länger gedauert, als der Server bereit war zu warten',
                 es: 'La petición esta tardando más de lo que el servidor estaba preparado para esperar',
+                zh: '请求用时超过了服务器设置的最长等待时间',
+                id: 'Permintaan memakan waktu lebih lama dari yang bisa ditunggu oleh server',
+                pl: 'Żądanie trwało dłużej niż serwer był gotowy czekać',
             },
             'Conflict': {
                 fr: 'Conflit',
@@ -226,6 +298,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Conflict',
                 de: 'Konflikt',
                 es: 'Conflicto',
+                zh: '冲突',
+                id: 'Konflik',
+                pl: 'Konflikt',
             },
             'The request could not be completed because of a conflict': {
                 fr: 'La requête n’a pas pu être complétée à cause d’un conflit',
@@ -235,6 +310,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Het verzoek kon niet worden verwerkt vanwege een conflict',
                 de: 'Die Anfrage konnte aufgrund eines Konflikts nicht abgeschlossen werden',
                 es: 'La petición no ha podido ser completada por un conflicto',
+                zh: '由于冲突，请求无法完成',
+                id: 'Permintaan tidak dapat diselesaikan karena adanya konflik',
+                pl: 'Żądanie nie mogło zostać wykonane z powodu konfliktu',
             },
             'Gone': {
                 fr: 'Supprimé',
@@ -244,24 +322,33 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Verdwenen',
                 de: 'Verschwunden',
                 es: 'Eliminado',
+                zh: '已移除',
+                id: 'Menghilang',
+                pl: 'Usunięto',
             },
             'The requested page is no longer available': {
                 fr: 'La page demandée n’est plus disponible',
                 ru: 'Запрошенная страница была удалена',
-                uk: 'Запитана сторінка була видалена',
+                uk: 'Запитувана сторінка більше не доступна',
                 pt: 'A página solicitada não está mais disponível',
                 nl: 'De pagina is niet langer beschikbaar',
                 de: 'Die angeforderte Seite ist nicht mehr verfügbar',
                 es: 'La página solicitada no está ya disponible',
+                zh: '请求的页面不再可用',
+                id: 'Halaman yang diminta tidak lagi tersedia',
+                pl: 'Żądana strona nie jest już dostępna',
             },
             'Length Required': {
                 fr: 'Longueur requise',
                 ru: 'Необходима длина',
-                uk: 'Потрібно вказати розмір',
+                uk: 'Потрібно вказати довжину',
                 pt: 'Content-Length necessário',
                 nl: 'Lengte benodigd',
                 de: 'Länge benötigt',
                 es: 'Longitud requerida',
+                zh: '需要长度',
+                id: 'Panjang yang diperlukan',
+                pl: 'Wymagana długość',
             },
             'The "Content-Length" is not defined. The server will not accept the request without it': {
                 fr: 'Le "Content-Length" n’est pas défini. Le serveur ne prendra pas en compte la requête',
@@ -271,6 +358,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'De "Content-Length" is niet gespecificeerd. De server accepteert het verzoek niet zonder',
                 de: 'Die "Content-Length" ist nicht definiert. Ohne sie akzeptiert der Server die Anfrage nicht',
                 es: 'El "Content-Legth" no eta definido. Este servidor no aceptará la petición sin él',
+                zh: '未指定Content-Length(内容长度)。服务器将不接受不包含此头信息的请求',
+                id: '"Content-Length" tidak ditentukan. Server tidak akan menerima permintaan tanpa itu',
+                pl: 'Wartość "Content-Length" nie jest zdefiniowana. Serwer nie zaakceptuje żądania bez tego parametru',
             },
             'Precondition Failed': {
                 fr: 'Échec de la condition préalable',
@@ -280,15 +370,20 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Niet voldaan aan vooraf gestelde voorwaarde',
                 de: 'Vorbedingung fehlgeschlagen',
                 es: 'Precondición fallida',
+                zh: '前置条件判定失败',
+                pl: 'Niespełnienie warunku wstępnego',
             },
             'The pre condition given in the request evaluated to false by the server': {
                 fr: 'La précondition donnée dans la requête a été évaluée comme étant fausse par le serveur',
                 ru: 'Ни одно из условных полей заголовка запроса не было выполнено',
-                uk: 'Жодна з умовних полів заголовка запиту не була виконана',
+                uk: 'Жодна з передумов запиту не була виконана',
                 pt: 'A pré-condição dada na solicitação avaliada como falsa pelo servidor',
                 nl: 'De vooraf gestelde voorwaarde is afgewezen door de server',
                 de: 'Die in der Anfrage angegebene Vorbedingung wird vom Server als falsch bewertet',
-                es: 'La precondición ha sido evaluada como negativa para esta petición por el servidor'
+                es: 'La precondición ha sido evaluada como negativa para esta petición por el servidor',
+                zh: '服务器评估请求中给出的前置条件的结果为false(假)',
+                id: 'Prakondisi gagal',
+                pl: 'Warunek wstępny podany w żądaniu został oceniony przez serwer jako nieprawidłowy',
             },
             'Payload Too Large': {
                 fr: 'Charge trop volumineuse',
@@ -297,7 +392,10 @@ Object.defineProperty(window, 'l10n', {
                 pt: 'Payload muito grande',
                 nl: 'Aanvraag te grood',
                 de: 'Anfrage zu groß',
-                es: 'Carga muy grande',
+                es: 'Carga demasiado grande',
+                zh: '请求体过大',
+                id: 'Muatan terlalu besar',
+                pl: 'Żądanie jest zbyt duże',
             },
             'The server will not accept the request, because the request entity is too large': {
                 fr: 'Le serveur ne prendra pas en compte la requête, car l’entité de la requête est trop volumineuse',
@@ -307,6 +405,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'De server accepteert het verzoek niet omdat de aanvraag te groot is',
                 de: 'Der Server akzeptiert die Anfrage nicht, da die Datenmenge zu groß ist',
                 es: 'El servidor no aceptará esta petición, porque la carga es demasiado grande',
+                zh: '请求体过大，服务器将不接受该请求',
+                id: 'Server tidak akan menerima permintaan, karena entitas permintaan terlalu besar',
+                pl: 'Serwer nie zaakceptuje żądania, ponieważ żądanie jest zbyt duże',
             },
             'Requested Range Not Satisfiable': {
                 fr: 'Requête non satisfaisante',
@@ -316,15 +417,21 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Aangevraagd gedeelte niet opvraagbaar',
                 de: 'Anfrage-Bereich nicht erfüllbar',
                 es: 'Intervalo solicitado no satisfactorio',
+                zh: '不满足请求范围',
+                id: 'Rentang yang diminta tidak dapat dipenuhi',
+                pl: 'Żądany zakres nie jest satysfakcjonujący',
             },
             'The requested byte range is not available and is out of bounds': {
                 fr: 'Le byte range demandé n’est pas disponible et est hors des limites',
                 ru: 'Запрошенный диапазон данных недоступен или вне допустимых пределов',
-                uk: 'Описаний діапазон даних недоступний або з допустимих меж',
+                uk: 'Описаний діапазон даних недоступний або поза допустимими межами',
                 pt: 'O intervalo de bytes solicitado não está disponível e está fora dos limites',
                 nl: 'De aangevraagde bytes zijn buiten het limiet',
                 de: 'Der angefragte Teilbereich der Ressource existiert nicht oder ist ungültig',
                 es: 'El intervalo de bytes requerido no está disponible o se encuentra fuera de los límites',
+                zh: '请求的字节范围不可用，超出边界',
+                id: 'Rentang byte yang diminta tidak tersedia dan di luar batas',
+                pl: 'Żądany zakres bajtów nie jest dostępny i znajduje się poza zakresem',
             },
             'I\'m a teapot': {
                 fr: 'Je suis une théière',
@@ -333,16 +440,22 @@ Object.defineProperty(window, 'l10n', {
                 pt: 'Eu sou um bule',
                 nl: 'Ik ben een theepot',
                 de: 'Ich bin eine Teekanne',
-                es: 'Soy una tetera'
+                es: 'Soy una tetera',
+                zh: '我是一只茶壶',
+                id: 'Saya adalah teko',
+                pl: 'Jestem czajniczkiem',
             },
             'Attempt to brew coffee with a teapot is not supported': {
                 fr: 'Tenter de préparer du café avec une théière n’est pas pris en charge',
                 ru: 'Попытка заварить кофе в чайнике обречена на фиаско',
-                uk: 'Спроба виварити каву в чайник приречена на фіаско',
+                uk: 'Спроба заварити каву в чайнику приречена на фіаско',
                 pt: 'A tentativa de preparar café com um bule não é suportada',
                 nl: 'Koffie maken met een theepot is niet ondersteund',
                 de: 'Der Versuch, Kaffee mit einer Teekanne zuzubereiten, wird nicht unterstützt',
                 es: 'Intentar hacer un café en una tetera no está soportado',
+                zh: '用茶壶泡咖啡不受支持',
+                id: 'Upaya menyeduh kopi dengan teko tidak didukung',
+                pl: 'Próba zaparzenia kawy za pomocą czajniczka nie jest obsługiwana',
             },
             'Too Many Requests': {
                 fr: 'Trop de requêtes',
@@ -351,16 +464,22 @@ Object.defineProperty(window, 'l10n', {
                 pt: 'Excesso de solicitações',
                 nl: 'Te veel requests',
                 de: 'Zu viele Anfragen',
-                es: 'Demasiadas peticiones'
+                es: 'Demasiadas peticiones',
+                zh: '请求过多',
+                id: 'Terlalu banyak permintaan',
+                pl: 'Zbyt wiele żądań',
             },
             'Too many requests in a given amount of time': {
                 fr: 'Trop de requêtes dans un délai donné',
                 ru: 'Отправлено слишком много запросов за короткое время',
-                uk: 'Надіслано занадто багато запитів на короткий час',
+                uk: 'Надіслано занадто багато запитів за короткий проміжок час',
                 pt: 'Excesso de solicitações em um determinado período de tempo',
                 nl: 'Te veel verzoeken binnen een bepaalde tijd',
                 de: 'Der Client hat zu viele Anfragen in einem bestimmten Zeitraum gesendet',
                 es: 'Demasiadas peticiones en un determinado periodo de tiempo',
+                zh: '在给定的时间内发送了过多请求',
+                id: 'Terlalu banyak permintaan dalam waktu tertentu',
+                pl: 'Zbyt wiele żądań w określonym czasie',
             },
             'Internal Server Error': {
                 fr: 'Erreur interne du serveur',
@@ -370,15 +489,21 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Interne serverfout',
                 de: 'Interner Server-Fehler',
                 es: 'Error Interno',
+                zh: '内部服务器错误',
+                id: 'Kesalahan server internal',
+                pl: 'Wewnętrzny błąd serwera',
             },
             'The server met an unexpected condition': {
                 fr: 'Le serveur a rencontré une condition inattendue',
                 ru: 'Произошло что-то неожиданное на сервере',
-                uk: 'На сервері було щось несподіване',
+                uk: 'На сервері відбулось щось неочікуване',
                 pt: 'O servidor encontrou uma condição inesperada',
                 nl: 'De server ondervond een onverwachte conditie',
                 de: 'Der Server hat einen internen Fehler festgestellt',
                 es: 'El servidor ha encontrado una condición no esperada',
+                zh: '服务器遇到了意外情况',
+                id: 'Server mengalami kondisi yang tidak terduga',
+                pl: 'Serwer napotkał nieoczekiwany stan',
             },
             'Bad Gateway': {
                 fr: 'Mauvaise passerelle',
@@ -386,17 +511,23 @@ Object.defineProperty(window, 'l10n', {
                 uk: 'Помилка шлюзу',
                 pt: 'Gateway inválido',
                 nl: 'Ongeldige Gateway',
-                de: 'Fehlerhafter Gateway',
+                de: 'Fehlerhaftes Gateway',
                 es: 'Puerta de enlace no valida',
+                zh: '无效网关',
+                id: 'Gateway yang buruk',
+                pl: 'Błąd bramki',
             },
             'The server received an invalid response from the upstream server': {
                 fr: 'Le serveur a reçu une réponse invalide du serveur distant',
                 ru: 'Сервер получил некорректный ответ от вышестоящего сервера',
-                uk: 'Сервер отримав неправильну відповідь з сервера Upstream',
+                uk: 'Сервер отримав невірну відповідь від попереднього сервера',
                 pt: 'O servidor recebeu uma resposta inválida do servidor upstream',
                 nl: 'De server ontving een ongeldig antwoord van een bovenliggende server',
                 de: 'Der Server hat eine ungültige Antwort vom Upstream-Server erhalten',
-                es: 'El servidor ha recibido una respuesta no válida del servidor de origen'
+                es: 'El servidor ha recibido una respuesta no válida del servidor de origen',
+                zh: '服务器从上游服务器收到了无效的响应',
+                id: 'Server menerima respons yang tidak valid dari server induk',
+                pl: 'Serwer otrzymał nieprawidłową odpowiedź od serwera nadrzędnego',
             },
             'Service Unavailable': {
                 fr: 'Service indisponible',
@@ -406,6 +537,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Dienst niet beschikbaar',
                 de: 'Dienst nicht verfügbar',
                 es: 'Servicio no disponible',
+                zh: '服务不可用',
+                id: 'Layanan tidak tersedia',
+                pl: 'Serwis niedostępny',
             },
             'The server is temporarily overloading or down': {
                 fr: 'Le serveur est temporairement en surcharge ou indisponible',
@@ -415,6 +549,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'De server is tijdelijk overbelast of niet bereikbaar',
                 de: 'Der Server ist vorübergehend überlastet oder ausgefallen',
                 es: 'El servidor está temporalmente sobrecargado o inactivo',
+                zh: '服务器暂时过载或不可用',
+                id: 'Server untuk sementara kelebihan beban atau tidak tersedia',
+                pl: 'Serwer jest tymczasowo przeciążony lub wyłączony',
             },
             'Gateway Timeout': {
                 fr: 'Expiration Passerelle',
@@ -424,15 +561,21 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Gateway Verlopen',
                 de: 'Gateway Zeitüberschreitung',
                 es: 'Tiempo límite de puerta de enlace excedido',
+                zh: '网关超时',
+                id: 'Batas waktu gateway',
+                pl: 'Przekroczenie limitu czasu bramki',
             },
             'The gateway has timed out': {
                 fr: 'Le temps d’attente de la passerelle est dépassé',
                 ru: 'Сервер не дождался ответа от вышестоящего сервера',
-                uk: 'Сервер не чекав відповіді від сервера Upstream',
+                uk: 'У шлюзу закінчився час очікування',
                 pt: 'O gateway esgotou o tempo limite',
                 nl: 'De verbinding naar de bovenliggende server is verlopen',
                 de: 'Das Zeitlimit für den Verbindungsaufbau mit dem Upstream-Server ist abgelaufen',
                 es: 'La puerta de enlace ha sobrepasado el tiempo límite',
+                zh: '网关响应已经超时',
+                id: 'Sambungan ke server induk telah kedaluwarsa',
+                pl: 'Bramka przekroczyła limit czasu',
             },
             'HTTP Version Not Supported': {
                 fr: 'Version HTTP non prise en charge',
@@ -442,6 +585,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'HTTP-versie wordt niet ondersteunt',
                 de: 'HTTP-Version wird nicht unterstützt',
                 es: 'Versión de HTTP no soportada',
+                zh: 'HTTP版本不受支持',
+                id: 'Versi HTTP tidak didukung',
+                pl: 'Wersja HTTP nie jest obsługiwana',
             },
             'The server does not support the "http protocol" version': {
                 fr: 'Le serveur ne supporte pas la version du protocole HTTP',
@@ -451,6 +597,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'De server ondersteunt deze HTTP-versie niet',
                 de: 'Der Server unterstützt die HTTP-Protokoll-Version nicht',
                 es: 'El servidor no soporta la versión del protocolo HTTP',
+                zh: '服务器不支持该HTTP协议版本',
+                id: 'Server tidak mendukung versi HTTP ini',
+                pl: 'Serwer nie obsługuje wersji "protokołu http"',
             },
 
             'Host': {
@@ -461,6 +610,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Host',
                 de: 'Host',
                 es: 'Host',
+                zh: '主机',
+                id: 'Host',
+                pl: 'Host',
             },
             'Original URI': {
                 fr: 'URI d’origine',
@@ -470,6 +622,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Originele URI',
                 de: 'Originale URI',
                 es: 'URI original',
+                zh: '原始URI',
+                id: 'URL asli',
+                pl: 'Oryginalny URI',
             },
             'Forwarded for': {
                 fr: 'Transmis pour',
@@ -478,7 +633,10 @@ Object.defineProperty(window, 'l10n', {
                 pt: 'Encaminhado para',
                 nl: 'Doorgestuurd voor',
                 de: 'Weitergeleitet für',
-                es: 'Remitido por',
+                es: 'Remitido para',
+                zh: '转发自',
+                id: 'Diteruskan untuk',
+                pl: 'Przekazane do',
             },
             'Namespace': {
                 fr: 'Espace de noms',
@@ -488,15 +646,21 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Elementnaam',
                 de: 'Namensraum',
                 es: 'Namespace',
+                zh: '命名空间',
+                id: 'Ruang nama',
+                pl: 'Przestrzeń nazw',
             },
             'Ingress name': {
                 fr: 'Nom ingress',
                 ru: 'Имя Ingress',
-                uk: 'Ім\'я Ingress',
+                uk: 'Ім\'я входу',
                 pt: 'Nome Ingress',
                 nl: 'Ingress naam',
                 de: 'Ingress Name',
                 es: 'Nombre Ingress',
+                zh: '入口名',
+                id: 'Nama ingress',
+                pl: 'Nazwa wejścia',
             },
             'Service name': {
                 fr: 'Nom du service',
@@ -505,7 +669,10 @@ Object.defineProperty(window, 'l10n', {
                 pt: 'Nome do Serviço',
                 nl: 'Service naam',
                 de: 'Service Name',
-                es: 'Nombre del servicio'
+                es: 'Nombre del servicio',
+                zh: '服务名',
+                id: 'Nama layanan',
+                pl: 'Nazwa usługi',
             },
             'Service port': {
                 fr: 'Port du service',
@@ -515,6 +682,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Service poort',
                 de: 'Service Port',
                 es: 'Puerto del servicio',
+                zh: '服务端口',
+                id: 'Port layanan',
+                pl: 'Port usługi',
             },
             'Request ID': {
                 fr: 'Identifiant de la requête',
@@ -524,15 +694,21 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'ID van het verzoek',
                 de: 'Anfrage ID',
                 es: 'ID de la petición',
+                zh: '请求ID',
+                id: 'ID permintaan',
+                pl: 'Identyfikator żądania',
             },
             'Timestamp': {
                 fr: 'Horodatage',
                 ru: 'Временная метка',
-                uk: 'Тимчасова мітка',
+                uk: 'Мітка часу',
                 pt: 'Timestamp',
                 nl: 'Tijdstempel',
                 de: 'Zeitstempel',
                 es: 'Timestamp',
+                zh: '时间戳',
+                id: 'Cap waktu',
+                pl: 'Sygnatura czasowa',
             },
 
             'client-side error': {
@@ -543,6 +719,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'fout aan de gebruikerskant',
                 de: 'Clientseitiger Fehler',
                 es: 'Error del lado del cliente',
+                zh: '客户端错误',
+                id: 'Kesalahan sisi klien',
+                pl: 'błąd po stronie klienta',
             },
             'server-side error': {
                 fr: 'Erreur Serveur',
@@ -552,6 +731,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'fout aan de serverkant',
                 de: 'Serverseitiger Fehler',
                 es: 'Error del lado del servidor',
+                zh: '服务端错误',
+                id: 'Kesalahan sisi server',
+                pl: 'błąd po stronie serwera',
             },
 
             'Your Client': {
@@ -561,25 +743,34 @@ Object.defineProperty(window, 'l10n', {
                 pt: 'Seu Cliente',
                 nl: 'Jouw Client',
                 de: 'Ihr Client',
-                es: 'Tu cliente',
+                es: 'Tu Cliente',
+                zh: '您的客户端',
+                id: 'Klien Anda',
+                pl: 'Klient',
             },
             'Network': {
                 fr: 'Réseau',
                 ru: 'Сеть',
-                uk: 'Сіть',
+                uk: 'Мережа',
                 pt: 'Rede',
                 nl: 'Netwerk',
                 de: 'Netzwerk',
                 es: 'Red',
+                zh: '网络',
+                id: 'Jaringan',
+                pl: 'Sieć',
             },
             'Web Server': {
                 fr: 'Serveur Web',
                 ru: 'Web Сервер',
-                uk: 'Web Сервер',
+                uk: 'Web-сервер',
                 pt: 'Servidor web',
                 nl: 'Web Server',
                 de: 'Webserver',
-                es: 'Servidor web',
+                es: 'Servidor Web',
+                zh: 'Web服务器',
+                id: 'Server web',
+                pl: 'Serwer WWW',
             },
             'What happened?': {
                 fr: 'Que s’est-il passé ?',
@@ -589,6 +780,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Wat is er gebeurd?',
                 de: 'Was ist passiert?',
                 es: '¿Que ha pasado?',
+                zh: '发生了什么？',
+                id: 'Apa yang terjadi?',
+                pl: 'Co się stało?',
             },
             'What can i do?': {
                 fr: 'Que puis-je faire ?',
@@ -598,6 +792,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Wat kan ik doen?',
                 de: 'Was kann ich machen?',
                 es: '¿Que puedo hacer?',
+                zh: '我能做什么？',
+                id: 'Apa yang bisa saya lakukan?',
+                pl: 'Co mogę zrobić?',
             },
             'Please try again in a few minutes': {
                 fr: 'Veuillez réessayer dans quelques minutes',
@@ -607,6 +804,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Probeer het alstublieft opnieuw over een paar minuten',
                 de: 'Bitte versuchen Sie es in ein paar Minuten erneut',
                 es: 'Por favor, intente nuevamente en unos minutos',
+                zh: '请在几分钟后重试',
+                id: 'Silakan coba lagi dalam beberapa menit',
+                pl: 'Spróbuj ponownie za kilka minut',
             },
             'Working': {
                 fr: 'Opérationnel',
@@ -615,7 +815,10 @@ Object.defineProperty(window, 'l10n', {
                 pt: 'Funcionando',
                 nl: 'Functioneel',
                 de: 'Funktioniert',
-                es: 'Trabajando',
+                es: 'Funcionando',
+                zh: '正常运行',
+                id: 'Fungsi',
+                pl: 'Działa',
             },
             'Unknown': {
                 fr: 'Inconnu',
@@ -625,6 +828,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Onbekend',
                 de: 'Unbekannt',
                 es: 'Desconocido',
+                zh: '未知',
+                id: 'Tidak diketahui',
+                pl: 'Nieznany',
             },
             'Please try to change the request method, headers, payload, or URL': {
                 fr: 'Veuillez essayer de changer la méthode de requête, les en-têtes, le contenu ou l’URL',
@@ -633,7 +839,10 @@ Object.defineProperty(window, 'l10n', {
                 pt: 'Tente alterar o método de solicitação, cabeçalhos, payload ou URL',
                 nl: 'Probeer het opnieuw met een andere methode, headers, payload of URL',
                 de: 'Bitte versuchen Sie, die Anfragemethode, Header, Payload oder URL zu ändern',
-                es: 'Por favor intente cambiar el método de la petición, cabeceras, carga o URL'
+                es: 'Por favor intente cambiar el método de la petición, cabeceras, carga o URL',
+                zh: '请尝试更改请求方法、标头、有效负载或URL',
+                id: 'Coba lagi dengan metode, header, muatan, atau URL yang berbeda',
+                pl: 'Spróbuj zmienić metodę żądania, nagłówki, żądanie lub adres URL',
             },
             'Please check your authorization data': {
                 fr: 'Veuillez vérifier vos données d’autorisation',
@@ -643,6 +852,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Controleer de authenticatiegegevens',
                 de: 'Bitte überprüfen Sie Ihre Zugangsdaten',
                 es: 'Verifique sus datos de autorización',
+                zh: '请检查您的授权数据',
+                id: 'Memeriksa detail autentikasi',
+                pl: 'Sprawdź swoje dane autoryzacyjne',
             },
             'Please double-check the URL and try again': {
                 fr: 'Veuillez vérifier l’URL et réessayer',
@@ -652,6 +864,9 @@ Object.defineProperty(window, 'l10n', {
                 nl: 'Controleer de URL en probeer het opnieuw',
                 de: 'Bitte überprüfen Sie die URL und versuchen Sie es erneut',
                 es: 'Verifique de nuevo la URL y vuelva a probar',
+                zh: '请再次检查URL并重试',
+                id: 'Periksa URL dan coba lagi',
+                pl: 'Sprawdź adres URL i spróbuj ponownie',
             },
         };
 

l10n/readme.md

@@ -18,3 +18,6 @@ By default, pages markup contains strings in English (`en` locale). If you want
 - 🇳🇱 Dutch by [@SchoNie](https://github.com/SchoNie)
 - 🇩🇪 German by [@mschoeffmann](https://github.com/mschoeffmann)
 - 🇪🇸 Spanish by [@Runig006](https://github.com/Runig006)
+- 🇨🇳 Chinese by [@CDN18](https://github.com/CDN18)
+- 🇮🇩 Indonesian by [@getwisp](https://github.com/getwisp)
+- 🇵🇱 Polish by [@wielorzeczownik](https://github.com/wielorzeczownik)

test/hurl/404.hurl

@@ -3,5 +3,5 @@ GET http://{{ host }}:{{ port }}/not-found
 HTTP/* 404
 
 [Asserts]
-header "Content-Type" contains "text/plain"
+header "Content-Type" contains "text/html"
-body contains "Wrong request URL"
+body contains "The server can not find the requested page"