Auto-discover active Pangolin directory from Docker inspect and backup Docker volumes

backend/backup.py

@@ -87,17 +87,51 @@ async def run_backup_task(
     remote_commands = [
         f'echo "=== STEP 1: Creating Hot-Snapshot on Remote VPS ({vps_host}) ==="',
         f'mkdir -p "{remote_stage}/pangolin"',
-        f'echo "--- Staging Pangolin files from {p_dir} ---"',
-        f'if [ -d "{p_dir}" ]; then rsync -av --exclude="*.db" --exclude="*.db-wal" --exclude="*.db-shm" "{p_dir}/" "{remote_stage}/pangolin/"; fi',
-        f'echo "--- Performing zero-lock hot-backup of SQLite databases on VPS ---"',
-        f"""
-for db in $(find "{p_dir}" -name "*.db" -o -name "*.sqlite" 2>/dev/null); do
-    rel=$(realpath --relative-to="{p_dir}" "$db")
+        f'''
+P_DIR="{p_dir}"
+if [ ! -d "$P_DIR" ] || [ -z "$(ls -A "$P_DIR" 2>/dev/null)" ]; then
+    echo "Notice: Configured path $P_DIR is empty or does not exist."
+    echo "Searching VPS for Pangolin Docker compose stack..."
+    DETECTED=$(docker inspect --format '{{{{index .Config.Labels "com.docker.compose.project.working_dir"}}}}' $(docker ps -aq --filter "name=pangolin" 2>/dev/null) 2>/dev/null | head -n 1)
+    if [ -z "$DETECTED" ] || [ ! -d "$DETECTED" ]; then
+        for candidate in /root/pangolin /opt/pangolin /home/*/pangolin /var/lib/pangolin /srv/pangolin /etc/pangolin; do
+            if [ -d "$candidate" ] && [ -n "$(ls -A "$candidate" 2>/dev/null)" ]; then
+                DETECTED="$candidate"
+                break
+            fi
+        done
+    fi
+    if [ -n "$DETECTED" ] && [ -d "$DETECTED" ] && [ -n "$(ls -A "$DETECTED" 2>/dev/null)" ]; then
+        echo "--> Auto-discovered active Pangolin directory at: $DETECTED"
+        P_DIR="$DETECTED"
+    else
+        echo "--> Warning: Could not locate alternate Pangolin directory. Staging from $P_DIR"
+    fi
+fi
+
+echo "--- Staging Pangolin files from $P_DIR ---"
+if [ -d "$P_DIR" ]; then
+    rsync -av --exclude="*.db" --exclude="*.db-wal" --exclude="*.db-shm" "$P_DIR/" "{remote_stage}/pangolin/"
+fi
+
+echo "--- Performing zero-lock hot-backup of SQLite databases on VPS ---"
+for db in $(find "$P_DIR" -name "*.db" -o -name "*.sqlite" 2>/dev/null); do
+    rel=$(realpath --relative-to="$P_DIR" "$db")
     mkdir -p "{remote_stage}/pangolin/$(dirname "$rel")"
     echo "Hot-backing up $rel..."
     sqlite3 "$db" ".backup '{remote_stage}/pangolin/$rel'" 2>/dev/null || cp -v "$db" "{remote_stage}/pangolin/$rel"
 done
-"""
+
+# Backup any named Docker volumes attached to pangolin containers
+for vol in $(docker inspect --format '{{{{range .Mounts}}}}{{{{if eq .Type "volume"}}}}{{{{.Source}}}}{{{{"\\n"}}}}{{{{end}}}}{{{{end}}}}' $(docker ps -aq --filter "name=pangolin" 2>/dev/null) 2>/dev/null); do
+    if [ -d "$vol" ] && [ -n "$(ls -A "$vol" 2>/dev/null)" ]; then
+        vname=$(basename "$vol")
+        echo "--- Staging Docker Volume: $vname from $vol ---"
+        mkdir -p "{remote_stage}/pangolin/volumes/$vname"
+        cp -a "$vol/." "{remote_stage}/pangolin/volumes/$vname/" 2>/dev/null || true
+    fi
+done
+'''
     ]
 
     if scope in ["vps_config", "full"]: