91 lines
3.3 KiB
Bash
91 lines
3.3 KiB
Bash
#!/bin/bash
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token="https://heavy.uber.space/gotify/message?token=AVF4jBAr3QVjud3"
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# below will check wether to use discord or gotify
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# and wether to use english of french language
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if [[ "$token" =~ "https://discord.com/api/webhooks" ]] ; then
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server=discord
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else
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server=gotify
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fi
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if [ "`env | grep fr_FR`" != "" ] ; then
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lang=fr
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else
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lang=en
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fi
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# below will remove duplicates
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docker ps --format "{{.Image}}" | sort -u > images.list
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list=""
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while read line ; do
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# below is needed for images such as debian/postgres/... that can only be accessed with library/[image_name] url
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if [ "`echo $line | grep \/`" == "" ] ; then
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line=library/$line
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fi
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# belows is needed because linuxserver images will output with ghcr.io/ appended to the name and that needs to be cut
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image=`echo $line | cut -d : -f 1 | sed 's/ghcr.io\///' | sed 's/lscr.io\///'`
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tag=`echo $line | cut -d : -f 2 | sed 's/ghcr.io\///' | sed 's/lscr.io\///'`
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last_updated=""
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page=1
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# below adds by default the tag 'latest' to the images that are without tag, same way docker does
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if [ "$tag" == "$image" ] ; then
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tag="latest"
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fi
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repo=`curl --silent "https://hub.docker.com/v2/repositories/$image/tags?page=$page"`
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# below is needed for non-docker hub images
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if [ "$repo" == "{\"count\":0,\"next\":null,\"previous\":null,\"results\":[]}" ] ; then
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last_updated="1970-01-01T00:00:00.000000Z"
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elif [ "$repo" == "{\"detail\": \"Object not found\"}" ] ; then
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last_updated="1970-01-01T00:00:00.000000Z"
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fi
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# below is necessary because most images will get multiple pages and your tag might not be on the first.
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# I limited page to 100 because so far I never saw a request needing more that a dozen pages, and without
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# a limit the loop could, should a bug arise, last forever.
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while [ "$last_updated" == "" ] && [ "$page" -lt 100 ] ; do
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repo=`curl --silent "https://hub.docker.com/v2/repositories/$image/tags?page=$page"`
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last_updated=`echo $repo | jq --arg tag "$tag" '.results[] | select(.name==$tag) | .last_updated'`
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# sleep below in order to reduce requests frequency
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sleep 2
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((page+=1))
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done
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# below comparison will give as a result updates from the last 24h ( 86400s )
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# change '86400' to another value to increase or reduce that search time
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current_epoch=$(expr "$(date '+%s')" - 86400)
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last_updated_epoch=$(date -d $(echo $last_updated | cut -d \" -f 2) '+%s')
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if [ "$lang" == "en" ] ; then
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nope="No update for $line since yesterday."
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else
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nope="Pas de mise à jour pour $line depuis hier."
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fi
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if [ "$last_updated_epoch" \> "$current_epoch" ] ; then
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list=$list$(echo "\n\n\`$line\`")
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else
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echo $nope
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fi
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done < images.list
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if [ "$lang" == "en" ] ; then
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text=\""An update is available for :$(echo $list)"\"
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else
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text=\""Une mise à jour est disponible pour :$(echo $list)"\"
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fi
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if [ "$server" == "discord" ] ; then
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curl -H "Content-Type: application/json" -d "{\"username\": \"Methatronc\",\"embeds\":[{\"description\": $text, \"title\":\"Docker Image Update Checker\", \"color\":2960895}]}" $token
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else
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curl -H "Content-Type: application/json" -X POST $token -d "{\"title\":\"Docker Image Update Checker\",\"message\":$text,\"priority\":5,\"extras\":{\"client::display\":{\"contentType\":\"text/markdown\"}}}"
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curl -d "Docker check result: $text" https://ntfy.coolify.gaiselmann.de/docker
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fi
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