Automated Hydra Database Backup

The workflow JSON

Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →

{
  "name": "Hydra Database Backup",
  "nodes": [
    {
      "parameters": {
        "rule": {
          "interval": [
            {
              "field": "cronExpression",
              "expression": "0 2 * * *"
            }
          ]
        }
      },
      "id": "schedule-trigger",
      "name": "Daily at 2 AM",
      "type": "n8n-nodes-base.scheduleTrigger",
      "typeVersion": 1.1,
      "position": [
        0,
        0
      ]
    },
    {
      "parameters": {
        "command": "docker exec hydra-postgres pg_dumpall -U hydra | gzip > /mnt/user/backups/postgres/pg_dump_$(date +%Y%m%d_%H%M%S).sql.gz && echo 'PostgreSQL backup complete'",
        "options": {
          "timeout": 300000
        }
      },
      "id": "backup-postgres",
      "name": "Backup PostgreSQL",
      "type": "n8n-nodes-base.ssh",
      "typeVersion": 1,
      "position": [
        220,
        -150
      ],
      "continueOnFail": true,
      "credentials": {
        "sshPassword": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "url": "http://192.168.1.244:6333/snapshots",
        "method": "POST",
        "options": {
          "timeout": 120000
        }
      },
      "id": "backup-qdrant",
      "name": "Snapshot Qdrant",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.1,
      "position": [
        220,
        0
      ],
      "continueOnFail": true
    },
    {
      "parameters": {
        "command": "docker exec hydra-redis redis-cli BGSAVE && sleep 5 && cp /mnt/user/appdata/redis/dump.rdb /mnt/user/backups/redis/redis_$(date +%Y%m%d_%H%M%S).rdb && echo 'Redis backup complete'",
        "options": {
          "timeout": 60000
        }
      },
      "id": "backup-redis",
      "name": "Backup Redis",
      "type": "n8n-nodes-base.ssh",
      "typeVersion": 1,
      "position": [
        220,
        150
      ],
      "continueOnFail": true,
      "credentials": {
        "sshPassword": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "command": "find /mnt/user/backups/postgres -name '*.sql.gz' -mtime +7 -delete; find /mnt/user/backups/redis -name '*.rdb' -mtime +7 -delete; echo 'Cleanup complete'",
        "options": {
          "timeout": 30000
        }
      },
      "id": "cleanup-old",
      "name": "Cleanup Old Backups",
      "type": "n8n-nodes-base.ssh",
      "typeVersion": 1,
      "position": [
        440,
        0
      ],
      "continueOnFail": true,
      "credentials": {
        "sshPassword": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "mode": "runOnceForAllItems",
        "jsCode": "const postgres = $('Backup PostgreSQL').first();\nconst qdrant = $('Snapshot Qdrant').first();\nconst redis = $('Backup Redis').first();\nconst cleanup = $('Cleanup Old Backups').first();\n\nconst results = {\n  timestamp: new Date().toISOString(),\n  postgresql: {\n    success: !postgres.error,\n    message: postgres.json?.stdout || postgres.error?.message || 'unknown'\n  },\n  qdrant: {\n    success: !qdrant.error,\n    snapshot_name: qdrant.json?.name || 'failed'\n  },\n  redis: {\n    success: !redis.error,\n    message: redis.json?.stdout || redis.error?.message || 'unknown'\n  },\n  cleanup: {\n    success: !cleanup.error,\n    message: cleanup.json?.stdout || cleanup.error?.message || 'unknown'\n  }\n};\n\nconst allSuccess = results.postgresql.success && results.qdrant.success && results.redis.success;\nresults.overall_status = allSuccess ? 'success' : 'partial_failure';\n\nreturn [{ json: results }];"
      },
      "id": "summarize",
      "name": "Summarize Results",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        660,
        0
      ]
    },
    {
      "parameters": {
        "conditions": {
          "string": [
            {
              "value1": "={{ $json.overall_status }}",
              "operation": "notEquals",
              "value2": "success"
            }
          ]
        }
      },
      "id": "check-failure",
      "name": "Any Failures?",
      "type": "n8n-nodes-base.if",
      "typeVersion": 1,
      "position": [
        880,
        0
      ]
    },
    {
      "parameters": {
        "url": "={{ $env.DISCORD_WEBHOOK_URL }}",
        "method": "POST",
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "content",
              "value": "=\u274c **Hydra Backup Alert**\\n\\nDatabase backup completed with failures:\\n- PostgreSQL: {{ $json.postgresql.success ? '\u2705' : '\u274c' }}\\n- Qdrant: {{ $json.qdrant.success ? '\u2705' : '\u274c' }}\\n- Redis: {{ $json.redis.success ? '\u2705' : '\u274c' }}\\n\\nCheck logs for details."
            }
          ]
        },
        "options": {}
      },
      "id": "alert-failure",
      "name": "Alert Backup Failure",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.1,
      "position": [
        1100,
        -100
      ],
      "continueOnFail": true
    },
    {
      "parameters": {
        "values": {
          "string": [
            {
              "name": "message",
              "value": "All database backups completed successfully"
            }
          ]
        }
      },
      "id": "log-success",
      "name": "Log Success",
      "type": "n8n-nodes-base.set",
      "typeVersion": 3,
      "position": [
        1100,
        100
      ]
    }
  ],
  "connections": {
    "Daily at 2 AM": {
      "main": [
        [
          {
            "node": "Backup PostgreSQL",
            "type": "main",
            "index": 0
          },
          {
            "node": "Snapshot Qdrant",
            "type": "main",
            "index": 0
          },
          {
            "node": "Backup Redis",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Backup PostgreSQL": {
      "main": [
        [
          {
            "node": "Cleanup Old Backups",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Snapshot Qdrant": {
      "main": [
        [
          {
            "node": "Cleanup Old Backups",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Backup Redis": {
      "main": [
        [
          {
            "node": "Cleanup Old Backups",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Cleanup Old Backups": {
      "main": [
        [
          {
            "node": "Summarize Results",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Summarize Results": {
      "main": [
        [
          {
            "node": "Any Failures?",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Any Failures?": {
      "main": [
        [
          {
            "node": "Alert Backup Failure",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Log Success",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  },
  "active": false,
  "versionId": "1"
}

Credentials you'll need

Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.

• sshPassword

About this workflow

Hydra Database Backup. Uses ssh, httpRequest. Scheduled trigger; 9 nodes.

Source: https://github.com/Dirty13itch/hydra/blob/66c6456704def5d441d49aa654a6dbb6c1c02865/n8n-workflows/database-backup.json — original creator credit. Request a take-down →

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