Update dockcheck_function.sh

safer code, encapsulation etc
This commit is contained in:
mag37
2023-01-18 19:24:29 +01:00
committed by GitHub
parent 9efbca8bb1
commit 0f14b123ef

View File

@ -9,9 +9,9 @@ dockcheck () {
echo "No container name given, here's the list of currently running containers:"
docker ps --format '{{.Names}}'
else
RepoUrl=$(docker inspect $1 --format='{{.Config.Image}}')
LocalHash=$(docker image inspect $RepoUrl --format '{{.RepoDigests}}' | sed -e 's/.*sha256/sha256/' -e 's/\]$//')
RegHash=$(regctl image digest --list $RepoUrl)
RepoUrl=$(docker inspect "$1" --format='{{.Config.Image}}')
LocalHash=$(docker image inspect "$RepoUrl" --format '{{.RepoDigests}}' | sed -e 's/.*sha256/sha256/' -e 's/\]$//')
RegHash=$(regctl image digest --list "$RepoUrl")
if [[ "$LocalHash" != "$RegHash" ]] ; then printf "Updates available.\n" ; else printf "Already latest.\n" ; fi
fi
}