First commit

backup.sh

@@ -0,0 +1,50 @@
+#!/bin/sh
+# === Postgres Auto Backup Script ===
+# Description: Finds all Postgres containers and runs pg_dumpall.
+# Author: Calahil Studios
+
+# === CONFIGURATION ===
+BACKUP_DIR="/backups/postgres"
+KNOWN_IMAGES="
+  postgres:17.0-alpine \
+  postgres:17 \
+  postgres \
+  lscr.io/linuxserver/postgres \
+  postgres:14.0-alpine \
+  ghcr.io/immich-app/postgres:14-vectorchord0.4.3-pgvectors0.2.0 
+  "
+
+echo "[INFO] Starting PostgreSQL backup service..."
+mkdir -p "$BACKUP_DIR"
+while true; do
+  TIMESTAMP=$(date +'%Y-%m-%d_%H-%M-%S')
+  echo "[INFO] Starting backup at $TIMESTAMP"
+  echo "[INFO] Checking for Postgres containers..."
+
+  # === FIND MATCHING CONTAINERS ===
+  for container in $(docker ps --format "{{.ID}} {{.Image}}" | while read -r ID IMAGE; do
+    for pattern in $KNOWN_IMAGES; do
+      case "$IMAGE" in
+      *"$pattern"*)
+        echo "$ID"
+        break
+        ;;
+      esac
+    done
+  done) do
+    NAME=$(docker inspect --format '{{.Name}}' "$container" | sed 's#^/##')
+    mkdir -p "$BACKUP_DIR}/${NAME}"
+    FILE="$BACKUP_DIR/${NAME}/${TIMESTAMP}.sql"
+
+    echo "[INFO] Backing up container: $NAME ($container)"
+    if docker exec "$container" pg_dumpall -U postgres >"$FILE" 2>/tmp/pg_backup_error.log; then
+      echo "[SUCCESS] Backup complete for $NAME -> $FILE"
+    else
+      echo "[ERROR] Backup failed for $NAME (check /tmp/pg_backup_error.log)"
+    fi
+  done
+
+  echo "[INFO] All backups done."
+  echo "[INFO] Sleeping for ${INTERVAL_HOURS} hours..."
+  sleep "${INTERVAL_HOURS}h"
+done