2023-02-23 18:00:35 +00:00
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#!/usr/bin/env bash
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2023-02-21 20:08:50 +00:00
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### If not in PATH, set full path. Else just "regctl"
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regbin="regctl"
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SearchName="$1"
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for i in $(docker ps --filter "name=$SearchName" --format '{{.Names}}') ; do
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printf ". "
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RepoUrl=$(docker inspect "$i" --format='{{.Config.Image}}')
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LocalHash=$(docker image inspect "$RepoUrl" --format '{{.RepoDigests}}')
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### Checking for errors while setting the variable:
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if RegHash=$($regbin image digest --list "$RepoUrl" 2>/dev/null) ; then
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if [[ "$LocalHash" = *"$RegHash"* ]] ; then NoUpdates+=("$i"); else GotUpdates+=("$i"); fi
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else
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GotErrors+=("$i")
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fi
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done
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### Sort arrays alphabetically
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IFS=$'\n'
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NoUpdates=($(sort <<<"${NoUpdates[*]}"))
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GotUpdates=($(sort <<<"${GotUpdates[*]}"))
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GotErrors=($(sort <<<"${GotErrors[*]}"))
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unset IFS
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### List what containers got updates or not
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if [[ -n ${NoUpdates[*]} ]] ; then
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printf "\n\033[0;32mContainers on latest version:\033[0m\n"
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printf "%s\n" "${NoUpdates[@]}"
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fi
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if [[ -n ${GotErrors[*]} ]] ; then
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printf "\n\033[0;31mContainers with errors, wont get updated:\033[0m\n"
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printf "%s\n" "${GotErrors[@]}"
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fi
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if [[ -n ${GotUpdates[*]} ]] ; then
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printf "\n\033[0;33mContainers with updates available:\033[0m\n"
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printf "%s\n" "${GotUpdates[@]}"
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fi
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