import Planka upstream

planka/docker-backup.sh

@@ -0,0 +1,53 @@
+#!/bin/bash
+
+# Stop on error
+set -e
+
+# Configure those to match your Docker container names
+DOCKER_CONTAINER_POSTGRES="planka-postgres-1"
+DOCKER_CONTAINER_PLANKA="planka-planka-1"
+
+# Use provided directory or default to current directory
+BACKUP_DIR="${1:-$(pwd)}"
+
+if [ -z "$1" ]; then
+    echo "No backup directory specified, backing up to current directory: $BACKUP_DIR"
+else
+    echo "Backing up to: $BACKUP_DIR"
+fi
+echo
+
+if date --version >/dev/null 2>&1; then
+    # GNU date (Linux)
+    BACKUP_DATETIME=$(date --utc +%FT%H-%M-%SZ)
+else
+    # BSD date (macOS)
+    BACKUP_DATETIME=$(date -u +%FT%H-%M-%SZ)
+fi
+
+BACKUP_TEMP="$BACKUP_DIR/$BACKUP_DATETIME-backup"
+
+# Create temporary directory
+mkdir -p "$BACKUP_TEMP"
+
+echo -n "Exporting postgres database ... "
+docker exec -t "$DOCKER_CONTAINER_POSTGRES" pg_dumpall -c -U postgres > "$BACKUP_TEMP/postgres.sql"
+echo "Success!"
+echo
+
+echo -n "Exporting data volume ... "
+docker run --rm --volumes-from "$DOCKER_CONTAINER_PLANKA" -v "$BACKUP_TEMP:/backup" node:22-alpine cp -r /app/data /backup/data
+echo "Success!"
+echo
+
+echo -n "Creating final tarball $BACKUP_DATETIME-backup.tgz ... "
+tar -C "$BACKUP_DIR" -czf "$BACKUP_TEMP.tgz" "$BACKUP_DATETIME-backup"
+echo "Success!"
+echo
+
+echo -n "Cleaning up temporary files and directories ... "
+rm -rf "$BACKUP_TEMP"
+echo "Success!"
+echo
+
+echo "Backup Complete!"