build

backup_volumes.py

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+import docker
+import requests
+import os
+
+PORTAINER_URL = "https://port.sectorq.eu/api"
+API_KEY = "ptr_/5RkMCT/j3BTaL32vMSDtXFi76yOXRKVFOrUtzMsl5Y="
+HEADERS = {"X-API-Key": f"{API_KEY}"}
+ENDPOINT_ID = 4
+client = docker.from_env()
+
+# Keep track of which stacks we already stopped
+stopped_stacks = {}
+
+def get_stack_by_name(stack_name):
+    url = f"{PORTAINER_URL}/stacks"
+    r = requests.get(url, headers=HEADERS)
+    r.raise_for_status()
+    for s in r.json():
+        if s['Name'] == stack_name:
+            return s
+    return None
+
+def stop_stack(stack_name):
+    if stack_name in stopped_stacks:
+        return
+    stack = get_stack_by_name(stack_name)
+    if not stack:
+        print(f"[INFO] Stack {stack_name} not found, skipping stop")
+        return
+    url = f"{PORTAINER_URL}/stacks/{stack['Id']}/stop?endpointId={ENDPOINT_ID}"
+    print(f"url: {url}")
+    r = requests.post(url, headers=HEADERS)
+    if r.status_code == 200:
+        print(f"[OK] Stack {stack_name} stopped")
+    else:
+        print(f"[ERROR] Failed to stop stack {stack_name}: {r.text}")
+    stopped_stacks[stack_name] = True
+
+def start_stack(stack_name):
+    stack = get_stack_by_name(stack_name)
+    if not stack:
+        print(f"[INFO] Stack {stack_name} not found, skipping start")
+        return
+    url = f"{PORTAINER_URL}/stacks/{stack['Id']}/start?endpointId={ENDPOINT_ID}"
+    r = requests.post(url, headers=HEADERS)
+    if r.status_code == 200:
+        print(f"[OK] Stack {stack_name} started")
+    else:
+        print(f"[ERROR] Failed to start stack {stack_name}: {r.text}")
+
+def backup_volume(vol):
+    vol_name = vol.name
+    backup_file = f"/backup/{vol_name}.tar"
+    print(f"[INFO] Backing up volume {vol_name} → {backup_file}")
+    # Use a temporary container to archive the volume
+    client.containers.run(
+        image="alpine",
+        command=f"tar czf /backup/{vol_name}.tar -C /data .",
+        volumes={vol_name: {'bind': '/data', 'mode': 'ro'},
+                 "/backup": {'bind': '/backup', 'mode': 'rw'}},
+        remove=True
+    )
+
+def main():
+    volumes = client.volumes.list()
+    stack_volumes = {}
+    normal_volumes = []
+
+    # Categorize volumes by stack
+    for vol in volumes:
+        labels = vol.attrs.get('Labels', {})
+        stack_name = labels.get('com.docker.stack.namespace')
+        if stack_name:
+            stack_volumes.setdefault(stack_name, []).append(vol)
+        else:
+            normal_volumes.append(vol)
+
+    # Backup stacks
+    for stack_name, vols in stack_volumes.items():
+        stop_stack(stack_name)
+        for v in vols:
+            backup_volume(v)
+        start_stack(stack_name)
+
+    # Backup normal volumes
+    for v in normal_volumes:
+        backup_volume(v)
+
+if __name__ == "__main__":
+    main()