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final logic to get image backups to work for testing

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mag37 2025-11-13 17:49:52 +01:00
parent ac98e81172
commit ff2006437f
1 changed files with 34 additions and 4 deletions
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38
dockcheck.sh
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@ -550,15 +550,30 @@ if [[ -n "${GotUpdates:-}" ]]; then
for i in "${SelectedUpdates[@]}"; do
((CurrentQue+=1))
printf "\n%bNow updating (%s/%s): %b%s%b\n" "$c_teal" "$CurrentQue" "$NumberofUpdates" "$c_blue" "$i" "$c_reset"
ContLabels=$(docker inspect "$i" --format '{{json .Config.Labels}}')
ContImage=$(docker inspect "$i" --format='{{.Config.Image}}')
ContPath=$($jqbin -r '."com.docker.compose.project.working_dir"' <<< "$ContLabels")
# ContLabels=$(docker inspect "$i" --format '{{json .Config.Labels}}')
# ContImage=$(docker inspect "$i" --format='{{.Config.Image}}')
# ContPath=$($jqbin -r '."com.docker.compose.project.working_dir"' <<< "$ContLabels")
ContConfig=$(docker inspect "$i" --format '{{json .}}')
ContImage=$($jqbin -r '."Config"."Image"' <<< "$ContConfig") # OLD? Remove if replaced with ContFull
ImageId=$($jqbin -r '."Image"' <<< "$ContConfig")
ContFull=$(docker image inspect "$ImageId" --format "{{index .RepoTags 0}}")
ContPath=$($jqbin -r '."Config"."Labels"."com.docker.compose.project.working_dir"' <<< "$ContConfig")
[[ "$ContPath" == "null" ]] && ContPath=""
# Add new backup tag prior to pulling if option is set
if [[ -n "${DaysKept:-}" ]]; then
ContRepo=${ContFull%:*}
ContApp=${ContRepo#*/}
ContTag=${ContFull#*:}
BackupName="dockcheck/$ContApp:$(date +'%Y-%m-%d_%H%M')_$ContTag"
docker tag "$ImageId" "$BackupName"
printf "%b%s backed up as %s%b\n" "$c_teal" "$i" "$BackupName" "$c_reset"
fi
# Checking if compose-values are empty - hence started with docker run
if [[ -z "$ContPath" ]]; then
if [[ "$DRunUp" == true ]]; then
docker pull "$ContImage"
docker pull "$ContFull"
printf "%s\n" "$i got a new image downloaded, rebuild manually with preferred 'docker run'-parameters"
else
printf "\n%b%s%b has no compose labels, probably started with docker run - %bskipping%b\n\n" "$c_yellow" "$i" "$c_reset" "$c_yellow" "$c_reset"
@ -619,6 +634,21 @@ if [[ -n "${GotUpdates:-}" ]]; then
${DockerBin} ${CompleteConfs} ${ContEnvs} up -d ${SpecificContainer} || { printf "\n%bDocker error, exiting!%b\n" "$c_red" "$c_reset" ; exit 1; }
fi
done
# Clean up old backup image tags if -k is used
if [[ -n "${DaysKept:-}" ]]; then
IFS=$'\n'
for backup_img in $(docker images --format "{{.Repository}} {{.Tag}}" dockcheck/\*); do
repo_name=${backup_img% *}
backup_tag=${backup_img#* }
backup_date=${backup_tag%%_*}
# UNTAGGING HERE
if datecheck "$backup_date" "$DaysKept"; then
docker rmi "${repo_name}:${backup_tag}" # || printf "\n%bError removing %s:%s. %b\n" "$c_red" "$repo_name" "$backup_tag" "$c_reset"
fi
done
unset IFS
fi
fi
if [[ "$AutoPrune" == false ]] && [[ "$AutoMode" == false ]]; then printf "\n"; read -rep "Would you like to prune all dangling images? y/[n]: " AutoPrune; fi
if [[ "$AutoPrune" == true ]] || [[ "$AutoPrune" =~ [yY] ]]; then printf "\nAuto pruning.."; docker image prune -f; fi