97 lines
2.6 KiB
Bash
Executable File
97 lines
2.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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[[ " backup:export backup:import help backup:help " == *" $1 "* ]] || exit "$DOKKU_NOT_IMPLEMENTED_EXIT"
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set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
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case "$1" in
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backup:export)
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CURRENT_BACKUP_VERSION=1
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OUTPUT_FILE="$2"
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BACKUP_DIR="$DOKKU_ROOT"
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BACKUP_TMP_DIR=$(mktemp -d)
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BACKUP_TMP_FILE="$BACKUP_TMP_DIR/backup.tar"
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: | plugn trigger backup-export 1 "$BACKUP_DIR" | tar -cf "$BACKUP_TMP_FILE" --files-from -
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pushd "$BACKUP_DIR" > /dev/null
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find . -maxdepth 1 -type d -not -name . | sed 's:./::g' > "$BACKUP_TMP_DIR/.dokku_backup_apps"
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popd > /dev/null
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# we want to insert the files in the root of the tar
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pushd "$BACKUP_TMP_DIR" > /dev/null
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echo $CURRENT_BACKUP_VERSION > .dokku_backup_version
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tar --append -f "$BACKUP_TMP_FILE" .dokku_backup_version
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tar --append -f "$BACKUP_TMP_FILE" .dokku_backup_apps
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popd > /dev/null
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# if no file specified, output to stdout
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if [[ -z $OUTPUT_FILE ]]; then
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cat "$BACKUP_TMP_FILE"
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else
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mv "$BACKUP_TMP_FILE" "$OUTPUT_FILE"
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fi
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rm -rf "$BACKUP_TMP_DIR"
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;;
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backup:import)
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if [[ $2 == "-f" ]]; then
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force=true
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shift
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else
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force=false
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fi
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INPUT_FILE="$2"
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[[ -z $INPUT_FILE ]] && INPUT_FILE="-"
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BACKUP_TMP_DIR=$(mktemp -d)
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tar xf $INPUT_FILE --directory="$BACKUP_TMP_DIR"
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if [[ ! -f $BACKUP_TMP_DIR/.dokku_backup_version ]]; then
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dokku_log_fail "Unable to determine backup version"
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fi
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VERSION=$(< "$BACKUP_TMP_DIR/.dokku_backup_version")
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if [[ $VERSION -ne 1 ]]; then
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dokku_log_fail "Unknown format version $VERSION"
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fi
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echo "Importing a version $VERSION backup..."
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BACKUP_ROOT="$BACKUP_TMP_DIR""$DOKKU_ROOT"
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TARGET_DIR="$DOKKU_ROOT"
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if ! plugn trigger backup-check "$VERSION" "$BACKUP_ROOT" "$TARGET_DIR" "$BACKUP_TMP_DIR/.dokku_backup_apps"; then
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if $force; then
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echo "-f used. Ignoring warnings."
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else
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dokku_log_fail "Archive did not pass sanity checks. Use -f to import anyway"
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fi
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fi
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# create all the app directories
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while read -r app; do mkdir "$TARGET_DIR/$app"; echo "Imported $app"; done < "$BACKUP_TMP_DIR/.dokku_backup_apps"
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# have the plugins import their stuff
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plugn trigger backup-import "$VERSION" "$BACKUP_ROOT" "$TARGET_DIR" "$BACKUP_TMP_DIR/.dokku_backup_apps"
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rm -rf "$BACKUP_TMP_DIR"
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echo "Import complete."
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;;
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help | backup:help)
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cat<<EOF
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backup:export [file], Export dokku configuration files
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backup:import [file], Import dokku configuration files
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EOF
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;;
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*)
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exit "$DOKKU_NOT_IMPLEMENTED_EXIT"
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;;
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esac
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