Events & schemas·续2

build.failed

Triggered when a build fails.

Example:

{
  "type": "cf.workersBuilds.worker.build.failed",
  "source": {
    "type": "workersBuilds.worker",
    "workerName": "my-worker"
  },
  "payload": {
    "buildUuid": "build-12345678-90ab-cdef-1234-567890abcdef",
    "status": "failed",
    "buildOutcome": "failure",
    "createdAt": "2025-05-01T02:48:57.132Z",
    "initializingAt": "2025-05-01T02:48:58.132Z",
    "runningAt": "2025-05-01T02:48:59.132Z",
    "stoppedAt": "2025-05-01T02:50:00.132Z",
    "buildTriggerMetadata": {
      "buildTriggerSource": "push_event",
      "branch": "main",
      "commitHash": "abc123def456",
      "commitMessage": "Fix bug in authentication",
      "author": "developer@example.com",
      "buildCommand": "npm run build",
      "deployCommand": "wrangler deploy",
      "rootDirectory": "/",
      "repoName": "my-worker-repo",
      "providerAccountName": "github-user",
      "providerType": "github"
    }
  },
  "metadata": {
    "accountId": "f9f79265f388666de8122cfb508d7776",
    "eventSubscriptionId": "1830c4bb612e43c3af7f4cada31fbf3f",
    "eventSchemaVersion": 1,
    "eventTimestamp": "2025-05-01T02:48:57.132Z"
  }
}

build.canceled

Triggered when a build is canceled.

Example:

{
  "type": "cf.workersBuilds.worker.build.canceled",
  "source": {
    "type": "workersBuilds.worker",
    "workerName": "my-worker"
  },
  "payload": {
    "buildUuid": "build-12345678-90ab-cdef-1234-567890abcdef",
    "status": "canceled",
    "buildOutcome": "canceled",
    "createdAt": "2025-05-01T02:48:57.132Z",
    "initializingAt": "2025-05-01T02:48:58.132Z",
    "runningAt": "2025-05-01T02:48:59.132Z",
    "stoppedAt": "2025-05-01T02:49:30.132Z",
    "buildTriggerMetadata": {
      "buildTriggerSource": "push_event",
      "branch": "main",
      "commitHash": "abc123def456",
      "commitMessage": "Fix bug in authentication",
      "author": "developer@example.com",
      "buildCommand": "npm run build",
      "deployCommand": "wrangler deploy",
      "rootDirectory": "/",
      "repoName": "my-worker-repo",
      "providerAccountName": "github-user",
      "providerType": "github"
    }
  },
  "metadata": {
    "accountId": "f9f79265f388666de8122cfb508d7776",
    "eventSubscriptionId": "1830c4bb612e43c3af7f4cada31fbf3f",
    "eventSchemaVersion": 1,
    "eventTimestamp": "2025-05-01T02:48:57.132Z"
  }
}

build.succeeded

Triggered when a build succeeds.

Example:

{
  "type": "cf.workersBuilds.worker.build.succeeded",
  "source": {
    "type": "workersBuilds.worker",
    "workerName": "my-worker"
  },
  "payload": {
    "buildUuid": "build-12345678-90ab-cdef-1234-567890abcdef",
    "status": "success",
    "buildOutcome": "success",
    "createdAt": "2025-05-01T02:48:57.132Z",
    "initializingAt": "2025-05-01T02:48:58.132Z",
    "runningAt": "2025-05-01T02:48:59.132Z",
    "stoppedAt": "2025-05-01T02:50:15.132Z",
    "buildTriggerMetadata": {
      "buildTriggerSource": "push_event",
      "branch": "main",
      "commitHash": "abc123def456",
      "commitMessage": "Fix bug in authentication",
      "author": "developer@example.com",
      "buildCommand": "npm run build",
      "deployCommand": "wrangler deploy",
      "rootDirectory": "/",
      "repoName": "my-worker-repo",
      "providerAccountName": "github-user",
      "providerType": "github"
    }
  },
  "metadata": {
    "accountId": "f9f79265f388666de8122cfb508d7776",
    "eventSubscriptionId": "1830c4bb612e43c3af7f4cada31fbf3f",
    "eventSchemaVersion": 1,
    "eventTimestamp": "2025-05-01T02:48:57.132Z"
  }
}

Workers KV

namespace.created

Triggered when a namespace is created.

Example:

{
  "type": "cf.kv.namespace.created",
  "source": {
    "type": "kv"
  },
  "payload": {
    "id": "ns-12345678-90ab-cdef-1234-567890abcdef",
    "name": "my-kv-namespace"
  },
  "metadata": {
    "accountId": "f9f79265f388666de8122cfb508d7776",
    "eventSubscriptionId": "1830c4bb612e43c3af7f4cada31fbf3f",
    "eventSchemaVersion": 1,
    "eventTimestamp": "2025-05-01T02:48:57.132Z"
  }
}

namespace.deleted

Triggered when a namespace is deleted.

Example:

{
  "type": "cf.kv.namespace.deleted",
  "source": {
    "type": "kv"
  },
  "payload": {
    "id": "ns-12345678-90ab-cdef-1234-567890abcdef",
    "name": "my-kv-namespace"
  },
  "metadata": {
    "accountId": "f9f79265f388666de8122cfb508d7776",
    "eventSubscriptionId": "1830c4bb612e43c3af7f4cada31fbf3f",
    "eventSchemaVersion": 1,
    "eventTimestamp": "2025-05-01T02:48:57.132Z"
  }
}

Workflows

instance.queued

Triggered when an instance was created and is awaiting execution.

Example:

{
  "type": "cf.workflows.workflow.instance.queued",
  "source": {
    "type": "workflows.workflow",
    "workflowName": "my-workflow"
  },
  "payload": {
    "versionId": "v1",
    "instanceId": "inst-12345678-90ab-cdef-1234-567890abcdef"
  },
  "metadata": {
    "accountId": "f9f79265f388666de8122cfb508d7776",
    "eventSubscriptionId": "1830c4bb612e43c3af7f4cada31fbf3f",
    "eventSchemaVersion": 1,
    "eventTimestamp": "2025-05-01T02:48:57.132Z"
  }
}

instance.started

Triggered when an instance starts or resumes execution.

Example:

{
  "type": "cf.workflows.workflow.instance.started",
  "source": {
    "type": "workflows.workflow",
    "workflowName": "my-workflow"
  },
  "payload": {
    "versionId": "v1",
    "instanceId": "inst-12345678-90ab-cdef-1234-567890abcdef"
  },
  "metadata": {
    "accountId": "f9f79265f388666de8122cfb508d7776",
    "eventSubscriptionId": "1830c4bb612e43c3af7f4cada31fbf3f",
    "eventSchemaVersion": 1,
    "eventTimestamp": "2025-05-01T02:48:57.132Z"
  }
}

instance.paused

Triggered when an instance pauses execution.

Example:

{
  "type": "cf.workflows.workflow.instance.paused",
  "source": {
    "type": "workflows.workflow",
    "workflowName": "my-workflow"
  },
  "payload": {
    "versionId": "v1",
    "instanceId": "inst-12345678-90ab-cdef-1234-567890abcdef"
  },
  "metadata": {
    "accountId": "f9f79265f388666de8122cfb508d7776",
    "eventSubscriptionId": "1830c4bb612e43c3af7f4cada31fbf3f",
    "eventSchemaVersion": 1,
    "eventTimestamp": "2025-05-01T02:48:57.132Z"
  }
}

instance.errored

Triggered when an instance step throws an error.

Example:

{
  "type": "cf.workflows.workflow.instance.errored",
  "source": {
    "type": "workflows.workflow",
    "workflowName": "my-workflow"
  },
  "payload": {
    "versionId": "v1",
    "instanceId": "inst-12345678-90ab-cdef-1234-567890abcdef"
  },
  "metadata": {
    "accountId": "f9f79265f388666de8122cfb508d7776",
    "eventSubscriptionId": "1830c4bb612e43c3af7f4cada31fbf3f",
    "eventSchemaVersion": 1,
    "eventTimestamp": "2025-05-01T02:48:57.132Z"
  }
}

instance.terminated

Triggered when an instance is manually terminated.

Example:

{
  "type": "cf.workflows.workflow.instance.terminated",
  "source": {
    "type": "workflows.workflow",
    "workflowName": "my-workflow"
  },
  "payload": {
    "versionId": "v1",
    "instanceId": "inst-12345678-90ab-cdef-1234-567890abcdef"
  },
  "metadata": {
    "accountId": "f9f79265f388666de8122cfb508d7776",
    "eventSubscriptionId": "1830c4bb612e43c3af7f4cada31fbf3f",
    "eventSchemaVersion": 1,
    "eventTimestamp": "2025-05-01T02:48:57.132Z"
  }
}

instance.completed

Triggered when an instance finishes execution successfully.

Example:

{
  "type": "cf.workflows.workflow.instance.completed",
  "source": {
    "type": "workflows.workflow",
    "workflowName": "my-workflow"
  },
  "payload": {
    "versionId": "v1",
    "instanceId": "inst-12345678-90ab-cdef-1234-567890abcdef"
  },
  "metadata": {
    "accountId": "f9f79265f388666de8122cfb508d7776",
    "eventSubscriptionId": "1830c4bb612e43c3af7f4cada31fbf3f",
    "eventSchemaVersion": 1,
    "eventTimestamp": "2025-05-01T02:48:57.132Z"
  }
}

Common schema fields

All events include these common fields:

Field Type Description
type string The event type identifier
source object Contains source-specific information like IDs and names
metadata.accountId string Your Cloudflare account ID
metadata.eventSubscriptionId string The subscription that triggered this event
metadata.eventSchemaVersion number The version of the event schema
metadata.eventTimestamp string The ISO 8601 timestamp when the event occurred
payload object The event-specific data containing details about what happened

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