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https://gitlab.com/psuapp/psu.git
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Add main function
This commit is contained in:
Juan Carlos Mejías Rodríguez
parent
2be6d03efd
commit
7715832325
209
psu
209
psu
@ -2,6 +2,113 @@
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#
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# Deploy/update/undeploy Docker stacks in a Portainer instance.
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###################
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# Main entrypoint #
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###################
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main () {
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# Set arguments through envvars
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ACTION=${ACTION}
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PORTAINER_USER=${PORTAINER_USER}
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PORTAINER_PASSWORD=${PORTAINER_PASSWORD}
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PORTAINER_URL=${PORTAINER_URL}
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PORTAINER_STACK_NAME=${PORTAINER_STACK_NAME}
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DOCKER_COMPOSE_FILE=${DOCKER_COMPOSE_FILE}
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PORTAINER_ENDPOINT=${PORTAINER_ENDPOINT:-"1"}
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PORTAINER_PRUNE=${PORTAINER_PRUNE:-"false"}
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HTTPIE_VERIFY_SSL=${HTTPIE_VERIFY_SSL:-"yes"}
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VERBOSE_MODE=${VERBOSE_MODE:-"false"}
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DEBUG_MODE=${DEBUG_MODE:-"false"}
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STRICT_MODE=${STRICT_MODE:-"false"}
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# Set arguments through flags (overwrite envvars)
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while getopts a:u:p:l:n:c:e:rsvdt option; do
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case "${option}" in
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a) ACTION=${OPTARG} ;;
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u) PORTAINER_USER=${OPTARG} ;;
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p) PORTAINER_PASSWORD=${OPTARG} ;;
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l) PORTAINER_URL=${OPTARG} ;;
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n) PORTAINER_STACK_NAME=${OPTARG} ;;
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c) DOCKER_COMPOSE_FILE=${OPTARG} ;;
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e) PORTAINER_ENDPOINT=${OPTARG} ;;
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r) PORTAINER_PRUNE="true" ;;
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s) HTTPIE_VERIFY_SSL="no" ;;
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v) VERBOSE_MODE="true" ;;
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d) DEBUG_MODE="true" ;;
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t) STRICT_MODE="true" ;;
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*)
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err "Unexpected option ${option}"
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exit 1
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;;
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esac
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done
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# Print config (only if debug mode is active)
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echo_debug "ACTION -> $ACTION"
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echo_debug "PORTAINER_USER -> $PORTAINER_USER"
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echo_debug "PORTAINER_PASSWORD -> $PORTAINER_PASSWORD"
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echo_debug "PORTAINER_URL -> $PORTAINER_URL"
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echo_debug "PORTAINER_STACK_NAME -> $PORTAINER_STACK_NAME"
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echo_debug "DOCKER_COMPOSE_FILE -> $DOCKER_COMPOSE_FILE"
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echo_debug "PORTAINER_ENDPOINT -> $PORTAINER_ENDPOINT"
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echo_debug "PORTAINER_PRUNE -> $PORTAINER_PRUNE"
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echo_debug "HTTPIE_VERIFY_SSL -> $HTTPIE_VERIFY_SSL"
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echo_debug "VERBOSE_MODE -> $VERBOSE_MODE"
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echo_debug "DEBUG_MODE -> $DEBUG_MODE"
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# Check required arguments have been provided
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check_argument "$ACTION" "action" "ACTION" "a"
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check_argument "$PORTAINER_USER" "portainer user" "PORTAINER_USER" "u"
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check_argument "$PORTAINER_PASSWORD" "portainer password" "PORTAINER_PASSWORD" "p"
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check_argument "$PORTAINER_URL" "portainer url" "PORTAINER_URL" "l"
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check_argument "$PORTAINER_STACK_NAME" "portainer stack name" "PORTAINER_STACK_NAME" "n"
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if [ $ACTION == "deploy" ]; then
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check_argument "$DOCKER_COMPOSE_FILE" "docker compose file" "DOCKER_COMPOSE_FILE" "c"
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fi
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# Get Portainer auth token. Will be used on every API request.
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echo_verbose "Getting auth token..."
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AUTH_TOKEN=$(http \
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--check-status \
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--ignore-stdin \
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--verify=$HTTPIE_VERIFY_SSL \
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$PORTAINER_URL/api/auth \
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username=$PORTAINER_USER \
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password=$PORTAINER_PASSWORD)
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echo_debug "Get auth token response -> $AUTH_TOKEN"
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check_for_errors $? "$AUTH_TOKEN"
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AUTH_TOKEN=$(echo $AUTH_TOKEN | jq -r .jwt)
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echo_debug "Auth token -> $AUTH_TOKEN"
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# Get list of all stacks
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echo_verbose "Getting stack $PORTAINER_STACK_NAME..."
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local stacks=$(http \
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--check-status \
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--ignore-stdin \
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--verify=$HTTPIE_VERIFY_SSL \
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"$PORTAINER_URL/api/stacks" \
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"Authorization: Bearer $AUTH_TOKEN")
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echo_debug "Get stacks response -> $stacks"
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check_for_errors $? "$stacks"
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# Get desired stack from stacks list by it's name
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STACK=$(echo "$stacks" \
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| jq --arg PORTAINER_STACK_NAME "$PORTAINER_STACK_NAME" -jc '.[] | select(.Name == $PORTAINER_STACK_NAME)')
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echo_debug "Stack -> $STACK"
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if [ $ACTION == "deploy" ]; then
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deploy
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exit 0
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fi
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if [ $ACTION == "undeploy" ]; then
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undeploy
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exit 0
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fi
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err "Error: Unknown action \"$ACTION\"."
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exit 1
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}
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############################
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# Print an error to stderr #
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# Globals: #
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@ -266,104 +373,4 @@ undeploy () {
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check_for_errors $? "$DELETE"
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}
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# Set arguments through envvars
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ACTION=${ACTION}
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PORTAINER_USER=${PORTAINER_USER}
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PORTAINER_PASSWORD=${PORTAINER_PASSWORD}
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PORTAINER_URL=${PORTAINER_URL}
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PORTAINER_STACK_NAME=${PORTAINER_STACK_NAME}
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DOCKER_COMPOSE_FILE=${DOCKER_COMPOSE_FILE}
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PORTAINER_ENDPOINT=${PORTAINER_ENDPOINT:-"1"}
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PORTAINER_PRUNE=${PORTAINER_PRUNE:-"false"}
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HTTPIE_VERIFY_SSL=${HTTPIE_VERIFY_SSL:-"yes"}
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VERBOSE_MODE=${VERBOSE_MODE:-"false"}
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DEBUG_MODE=${DEBUG_MODE:-"false"}
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STRICT_MODE=${STRICT_MODE:-"false"}
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# Set arguments through flags (overwrite envvars)
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while getopts a:u:p:l:n:c:e:rsvdt option; do
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case "${option}" in
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a) ACTION=${OPTARG} ;;
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u) PORTAINER_USER=${OPTARG} ;;
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p) PORTAINER_PASSWORD=${OPTARG} ;;
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l) PORTAINER_URL=${OPTARG} ;;
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n) PORTAINER_STACK_NAME=${OPTARG} ;;
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c) DOCKER_COMPOSE_FILE=${OPTARG} ;;
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e) PORTAINER_ENDPOINT=${OPTARG} ;;
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r) PORTAINER_PRUNE="true" ;;
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s) HTTPIE_VERIFY_SSL="no" ;;
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v) VERBOSE_MODE="true" ;;
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d) DEBUG_MODE="true" ;;
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t) STRICT_MODE="true" ;;
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*)
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err "Unexpected option ${option}"
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exit 1
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;;
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esac
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done
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# Print config (only if debug mode is active)
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echo_debug "ACTION -> $ACTION"
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echo_debug "PORTAINER_USER -> $PORTAINER_USER"
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echo_debug "PORTAINER_PASSWORD -> $PORTAINER_PASSWORD"
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echo_debug "PORTAINER_URL -> $PORTAINER_URL"
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echo_debug "PORTAINER_STACK_NAME -> $PORTAINER_STACK_NAME"
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echo_debug "DOCKER_COMPOSE_FILE -> $DOCKER_COMPOSE_FILE"
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echo_debug "PORTAINER_ENDPOINT -> $PORTAINER_ENDPOINT"
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echo_debug "PORTAINER_PRUNE -> $PORTAINER_PRUNE"
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echo_debug "HTTPIE_VERIFY_SSL -> $HTTPIE_VERIFY_SSL"
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echo_debug "VERBOSE_MODE -> $VERBOSE_MODE"
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echo_debug "DEBUG_MODE -> $DEBUG_MODE"
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# Check required arguments have been provided
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check_argument "$ACTION" "action" "ACTION" "a"
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check_argument "$PORTAINER_USER" "portainer user" "PORTAINER_USER" "u"
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check_argument "$PORTAINER_PASSWORD" "portainer password" "PORTAINER_PASSWORD" "p"
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check_argument "$PORTAINER_URL" "portainer url" "PORTAINER_URL" "l"
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check_argument "$PORTAINER_STACK_NAME" "portainer stack name" "PORTAINER_STACK_NAME" "n"
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if [ $ACTION == "deploy" ]; then
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check_argument "$DOCKER_COMPOSE_FILE" "docker compose file" "DOCKER_COMPOSE_FILE" "c"
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fi
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# Get Portainer auth token. Will be used on every API request.
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echo_verbose "Getting auth token..."
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AUTH_TOKEN=$(http \
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--check-status \
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--ignore-stdin \
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--verify=$HTTPIE_VERIFY_SSL \
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$PORTAINER_URL/api/auth \
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username=$PORTAINER_USER \
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password=$PORTAINER_PASSWORD)
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echo_debug "Get auth token response -> $AUTH_TOKEN"
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check_for_errors $? "$AUTH_TOKEN"
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AUTH_TOKEN=$(echo $AUTH_TOKEN | jq -r .jwt)
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echo_debug "Auth token -> $AUTH_TOKEN"
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# Get list of all stacks
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echo_verbose "Getting stack $PORTAINER_STACK_NAME..."
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STACKS=$(http \
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--check-status \
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--ignore-stdin \
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--verify=$HTTPIE_VERIFY_SSL \
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"$PORTAINER_URL/api/stacks" \
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"Authorization: Bearer $AUTH_TOKEN")
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echo_debug "Get stacks response -> $STACKS"
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check_for_errors $? "$STACKS"
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# Get desired stack from stacks list by it's name
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STACK=$(echo "$STACKS" \
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| jq --arg PORTAINER_STACK_NAME "$PORTAINER_STACK_NAME" -jc '.[] | select(.Name == $PORTAINER_STACK_NAME)')
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echo_debug "Stack -> $STACK"
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if [ $ACTION == "deploy" ]; then
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deploy
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exit 0
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fi
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if [ $ACTION == "undeploy" ]; then
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undeploy
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exit 0
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fi
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err "Error: Unknown action \"$ACTION\"."
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exit 1
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main "$@"
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