111 lines
4.0 KiB
Bash
111 lines
4.0 KiB
Bash
#!/command/with-contenv bashio
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# shellcheck shell=bash
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declare SLUG
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declare SNAP_NAME
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# ------------------------------------------------------------------------------
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# Create a new backup (full or partial).
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# ------------------------------------------------------------------------------
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function create-backup {
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local args
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local addons
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local folders
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SNAP_NAME=$(generate-backup-name)
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args=()
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args+=("--name" "$SNAP_NAME")
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[ -n "$BACKUP_PWD" ] && args+=("--password" "$BACKUP_PWD")
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# do we need a partial backup?
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if [[ -n "$EXCLUDE_ADDONS" || -n "$EXCLUDE_FOLDERS" ]]; then
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# include all installed addons that are not listed to be excluded
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addons=$(ha addons --raw-json | jq -rc '.data.addons[] | select (.installed != false) | .slug')
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for ad in ${addons}; do [[ ! $EXCLUDE_ADDONS =~ $ad ]] && args+=("-a" "$ad"); done
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# include all folders that are not listed to be excluded
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folders=(homeassistant ssl share addons/local media)
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for fol in "${folders[@]}"; do [[ ! $EXCLUDE_FOLDERS =~ $fol ]] && args+=("-f" "$fol"); done
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fi
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# run the command
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bashio::log.info "Creating backup \"${SNAP_NAME}\""
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SLUG="$(ha backups new "${args[@]}" --raw-json | jq -r .data.slug)"
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}
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# ------------------------------------------------------------------------------
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# Copy the latest backup to the remote share.
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# ------------------------------------------------------------------------------
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function copy-backup {
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local store_name
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local input
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local count
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if [ "$SLUG" = "null" ]; then
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bashio::log.error "Error occurred! Backup could not be created! Please try again"
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return 1
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fi
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store_name=$(generate-filename "$SNAP_NAME")
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# append number to filename if already existing
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input="$(eval "${SMB} -c 'cd \"${TARGET_DIR}\"; ls'")"
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count=$(echo "$input" | grep "\<$store_name.*\.tar\>" | wc -l)
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(( "$count" > 0 )) && store_name="${store_name}${count}.tar" || store_name="${store_name}.tar"
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bashio::log.info "Copying backup ${SLUG} (${store_name}) to share"
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cd /backup || return 1
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if ! run-and-log "${SMB} -c 'cd \"${TARGET_DIR}\"; put ${SLUG}.tar ${store_name}'"; then
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bashio::log.warning "Could not copy backup ${SLUG} to share. Trying again ..."
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sleep 5
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run-and-log "${SMB} -c 'cd \"${TARGET_DIR}\"; put ${SLUG}.tar ${store_name}'"
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fi
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}
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# ------------------------------------------------------------------------------
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# Delete old local backups.
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# ------------------------------------------------------------------------------
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function cleanup-backups-local {
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local snaps
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local slug
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local name
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[ "$KEEP_LOCAL" == "all" ] && return 0
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snaps=$(ha backups --raw-json | jq -c '.data.backups[] | {date,slug,name}' | sort -r)
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bashio::log.debug "List of local backups:\n$snaps"
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echo "$snaps" | tail -n +$((KEEP_LOCAL + 1)) | while read -r backup; do
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slug=$(echo "$backup" | jq -r .slug)
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name=$(echo "$backup" | jq -r .name)
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bashio::log.info "Deleting ${slug} (${name}) local"
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run-and-log "ha backups remove ${slug}"
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done
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}
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# ------------------------------------------------------------------------------
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# Delete old backups on the share.
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# ------------------------------------------------------------------------------
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function cleanup-backups-remote {
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local input
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local snaps
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[ "$KEEP_REMOTE" == "all" ] && return 0
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# read all tar files that match the backup name pattern and sort them
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input="$(eval "${SMB} -c 'cd \"${TARGET_DIR}\"; ls'")"
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snaps="$(echo "$input" | grep -E '\<([0-9a-f]{8}|Samba_Backup_.*)\.tar\>' | while read -r name _ _ _ a b c d; do
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theDate=$(echo "$a $b $c $d" | xargs -i date +'%Y-%m-%d %H:%M' -d "{}")
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echo "$theDate $name"
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done | sort -r)"
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bashio::log.debug "List of remote backups:\n$snaps"
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echo "$snaps" | tail -n +$((KEEP_REMOTE + 1)) | while read -r _ _ name; do
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bashio::log.info "Deleting ${name} on share"
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run-and-log "${SMB} -c 'cd \"${TARGET_DIR}\"; rm ${name}'"
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done
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}
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