A Teleport Lock was created

AnalysisType: rule
Filename: teleport_lock_created.py
RuleID: Teleport.LockCreated
DisplayName: A Teleport Lock was created
Enabled: true
LogTypes:
  - Gravitational.TeleportAudit
Tags:
  - Teleport
Severity: Info
Description: A Teleport Lock was created
DedupPeriodMinutes: 60
Reference: https://goteleport.com/docs/management/admin/
Runbook: >
  A Teleport Lock was created; this is an unusual administrative action. Investigate to understand why a Lock was created.
SummaryAttributes:
  - event
  - code
  - time
  - identity
Tests:
  - Name: A Lock was created
    ExpectedResult: true
    Log:
      {
        "cluster_name": "teleport.example.com",
        "code": "TLK00I",
        "ei": 0,
        "event": "lock.created",
        "expires": "0001-01-01T00:00:00Z",
        "name": "88888888-4444-4444-4444-222222222222",
        "target": { "user": "user-to-disable" },
        "time": "2023-09-21T00:00:00.000000Z",
        "uid": "88888888-4444-4444-4444-222222222222",
        "updated_by": "max.mustermann@example.com",
        "user": "max.mustermann@example.com",
      }


# ------ paired body: teleport_lock_created.py ------

def rule(event):
    return event.get("event") == "lock.created"


def title(event):
    return (
        f"A Teleport Lock was created by {event.get('updated_by', '<UNKNOWN_UPDATED_BY>')} "
        f"to Lock out user {event.get('target', {}).get('user', '<UNKNOWN_USER>')} "
        f"on [{event.get('cluster_name', '<UNKNOWN_CLUSTER>')}]"
    )