Logging and Audit Logging (LOG and AL)

Audit log source

Audited operations

Run LogQL queries or export logs using the user interface of the monitoring instance

Audit log source

Proxy server
Log type

Data plane
Fields in the log entry that contain audit information
Audit metadata Audit field name Value
User or service identity user

For example,

"user": {
  "issuer": "https://ais-core.org-1.zone1.google.gdch.test",
  "identity": "fop-infrastructure-operator@example.com"
  }

Target

(Fields and values that call the API)

 resource

For example,

"resource": "/infra-obs/grafana/api/ds/query"

Action

(Fields containing the performed operation)

 action

Possible values:

  • "action": "QUERY"
  • "action": "CREATE"
  • "action": "READ"
  • "action": "UPDATE"
  • "action": "DELETE"
  • "action": "CREATE/UPDATE"
Event timestamp time

For example,

"time": "2022-12-02T21:37:03.657277582Z"

Source of action
  • sourceIPs
  • _gdch_service_name

For example,

"sourceIPs": [
  [
  "10.253.165.26",
  "127.0.0.6"
],
"_gdch_service_name": "grafana"

Outcome response

For example,

"response": "Successful: 200 OK"
Other fields description The description value contains the complete query. For more information. see the Example log.

Example log

{
  "sourceIPs": [
    "10.253.165.26",
    "127.0.0.6"
  ],
  "description": "{
    \"queries\":
      [{
        \"refId\":\"A\",
        \"datasource\":
          {
            \"uid\":\"P762A5DD6F13C8B7A\",
            \"type\":\"loki\"
          },
        \"editorMode\":\"builder\",
        \"expr\":\"{service_name=\\\"grafana\\\"} |= ``\",
        \"queryType\":\"range\",
        \"key\":\"Q-fd978c0c-86fd-4c70-bb38-07737a3be3ad-0\",
        \"maxLines\":1000,
        \"legendFormat\":\"\",
        \"datasourceId\":3,
        \"intervalMs\":500,
        \"maxDataPoints\":1688
      }],
    \"range\":
      {
        \"from\":\"2022-12-02T21:22:03.496Z\",
        \"to\":\"2022-12-02T21:37:03.496Z\",
        \"raw\":{\"from\":\"now-15m\",\"to\":\"now\"}
      },
    \"from\":\"1670016123496\",
    \"to\":\"1670017023496\"
  }",
  "response": "Successful: 200 OK",
  "_gdch_namespace": "infra-obs-obs-system",
  "numBytesSent": 190079,
  "time": "2022-12-02T21:37:03.657277582Z",
  "user": {
    "issuer": "https://ais-core.org-1.zone1.google.gdch.test",
    "identity": "fop-infrastructure-operator@example.com"
  },
  "_gdch_service_name": "grafana",
  "_gdch_service_tenant": "infra-obs",
  "numBytesReceived": 3172,
  "resource": "/infra-obs/grafana/api/ds/query",
  "auditID": "b519ec65-d906-4a79-bcfe-a4e1984045fe",
  "action": "QUERY",
  "_gdch_cluster": "org-1-admin",
  "_gdch_fluentbit_pod": "anthos-audit-logs-forwarder-9x9pd"
}

Perform actions on the LoggingTarget custom resource

Audit log source

Kubernetes audit logs
Log type

Control plane
Fields in the log entry that contain audit information
Audit metadata Audit field name Value
User or service identity user

For example,

"user": {
    "extra": {
        "authentication.kubernetes.io/pod-name": [
            "fleet-admin-controller-875778d98-99l6n"
        ],
        "authentication.kubernetes.io/pod-uid": [
            "4800e06c-c96d-4e17-ae1a-b5a74eedf6ee"
        ]
    },
    "uid": "b18e586e-db0e-417e-9dff-1a722ab36bf4",
    "username": "system:serviceaccount:gpc-system:fleet-admin-controller",
    "groups": [
        "system:serviceaccounts",
        "system:serviceaccounts:gpc-system",
        "system:authenticated"
    ]
}

Target

(Fields and values that call the API)
  • requestURI
  • objectRef

For example,

"requestURI": "/apis/logging.gdc.goog/v1/namespaces/obs-system/loggingtargets/lt-cfg1",
"objectRef": {
    "uid": "2e540720-ed23-4665-8c40-c399cb6be624",
    "namespace": "obs-system",
    "name": "lt-cfg1",
    "resource": "loggingtargets",
    "apiVersion": "v1",
    "apiGroup": "logging.gdc.goog",
    "resourceVersion": "5326570"
}

Action

(Fields containing the performed operation)

 verb

Possible values:

  • "verb": "create"
  • "verb": "delete"
  • "verb": "get"
  • "verb": "list"
  • "verb": "patch"
  • "verb": "update"
  • "verb": "watch"
Event timestamp requestReceivedTimestamp

For example,

"requestReceivedTimestamp": "2022-12-06T14:37:41.035715Z"

Source of action
  • sourceIPs
  • _gdch_service_name

For example,

"sourceIPs": [
    "10.253.164.209"
],
"_gdch_service_name": "apiserver"

Outcome responseStatus

For example,

"responseStatus": {
    "metadata": {},
    "code": 200
}

Other fields Not applicable Not applicable

Example log

{
  "level": "Metadata",
  "auditID": "94c2106f-1fd1-428b-adbc-80ac48ef479e",
  "_gdch_cluster": "org-1-admin",
  "requestURI": "/apis/logging.gdc.goog/v1/namespaces/obs-system/loggingtargets/lt-cfg1",
  "_gdch_fluentbit_pod": "anthos-audit-logs-forwarder-4gwpn",
  "verb": "update",
  "userAgent": "fleet-admin-cm/v0.0.0 (linux/amd64) kubernetes/$Format",
  "responseStatus": {
    "metadata": {},
    "code": 200
  },
  "user": {
    "extra": {
      "authentication.kubernetes.io/pod-name": [
        "fleet-admin-controller-875778d98-99l6n"
      ],
      "authentication.kubernetes.io/pod-uid": [
        "4800e06c-c96d-4e17-ae1a-b5a74eedf6ee"
      ]
    },
    "uid": "b18e586e-db0e-417e-9dff-1a722ab36bf4",
    "username": "system:serviceaccount:gpc-system:fleet-admin-controller",
    "groups": [
      "system:serviceaccounts",
      "system:serviceaccounts:gpc-system",
      "system:authenticated"
    ]
  },
  "annotations": {
    "authorization.k8s.io/decision": "allow",
    "authorization.k8s.io/reason": "RBAC: allowed by ClusterRoleBinding \"fleet-admin-common-controller\" of ClusterRole \"fleet-admin-common-controllers-role\" to ServiceAccount \"fleet-admin-controller/gpc-system\""
  },
  "sourceIPs": [
    "10.253.164.209"
  ],
  "stage": "ResponseComplete",
  "kind": "Event",
  "apiVersion": "audit.k8s.io/v1",
  "stageTimestamp": "2022-12-06T14:37:41.035715Z",
  "objectRef": {
    "uid": "2e540720-ed23-4665-8c40-c399cb6be624",
    "namespace": "obs-system",
    "name": "lt-cfg1",
    "resource": "loggingtargets",
    "apiVersion": "v1",
    "apiGroup": "logging.gdc.goog",
    "resourceVersion": "5326570"
  },
  "requestReceivedTimestamp": "2022-12-06T14:37:40.942762Z",
  "_gdch_service_name": "apiserver"
}

Perform actions on the LoggingRule custom resource

Audit log source

Kubernetes audit logs
Log type

Control plane
Fields in the log entry that contain audit information
Audit metadata Audit field name Value
User or service identity user

For example,

"user": {
    "extra": {
        "authentication.kubernetes.io/pod-name": [
            "fleet-admin-controller-875778d98-99l6n"
        ],
        "authentication.kubernetes.io/pod-uid": [
            "4800e06c-c96d-4e17-ae1a-b5a74eedf6ee"
        ]
    },
    "uid": "b18e586e-db0e-417e-9dff-1a722ab36bf4",
    "username": "system:serviceaccount:gpc-system:fleet-admin-controller",
    "groups": [
        "system:serviceaccounts",
        "system:serviceaccounts:gpc-system",
        "system:authenticated"
    ]
}

Target

(Fields and values that call the API)
  • requestURI
  • objectRef

For example,

"requestURI": "/apis/logging.gdc.goog/v1/namespaces/obs-system/loggingrules/lr-cfg1",
"objectRef": {
    "uid": "2e540720-ed23-4665-8c40-c399cb6be624",
    "namespace": "obs-system",
    "name": "lr-cfg1",
    "resource": "loggingrules",
    "apiVersion": "v1",
    "apiGroup": "logging.gdc.goog",
    "resourceVersion": "5326570"
}

Action

(Fields containing the performed operation)

 verb

Possible values:

  • "verb": "create"
  • "verb": "delete"
  • "verb": "get"
  • "verb": "list"
  • "verb": "patch"
  • "verb": "update"
  • "verb": "watch"
Event timestamp requestReceivedTimestamp

For example,

"requestReceivedTimestamp": "2022-12-06T14:37:41.035715Z"

Source of action
  • sourceIPs
  • _gdch_service_name

For example,

"sourceIPs": [
    "10.253.164.209"
],
"_gdch_service_name": "apiserver"

Outcome responseStatus

For example,

"responseStatus": {
    "metadata": {},
    "code": 200
}

Other fields Not applicable Not applicable

Example log

{
  "level": "Metadata",
  "auditID": "94c2106f-1fd1-428b-adbc-80ac48ef479e",
  "_gdch_cluster": "org-1-admin",
  "requestURI": "/apis/logging.gdc.goog/v1/namespaces/obs-system/loggingrules/lr-cfg1",
  "_gdch_fluentbit_pod": "anthos-audit-logs-forwarder-4gwpn",
  "verb": "update",
  "userAgent": "fleet-admin-cm/v0.0.0 (linux/amd64) kubernetes/$Format",
  "responseStatus": {
    "metadata": {},
    "code": 200
  },
  "user": {
    "extra": {
      "authentication.kubernetes.io/pod-name": [
        "fleet-admin-controller-875778d98-99l6n"
      ],
      "authentication.kubernetes.io/pod-uid": [
        "4800e06c-c96d-4e17-ae1a-b5a74eedf6ee"
      ]
    },
    "uid": "b18e586e-db0e-417e-9dff-1a722ab36bf4",
    "username": "system:serviceaccount:gpc-system:fleet-admin-controller",
    "groups": [
      "system:serviceaccounts",
      "system:serviceaccounts:gpc-system",
      "system:authenticated"
    ]
  },
  "annotations": {
    "authorization.k8s.io/decision": "allow",
    "authorization.k8s.io/reason": "RBAC: allowed by ClusterRoleBinding \"fleet-admin-common-controller\" of ClusterRole \"fleet-admin-common-controllers-role\" to ServiceAccount \"fleet-admin-controller/gpc-system\""
  },
  "sourceIPs": [
    "10.253.164.209"
  ],
  "stage": "ResponseComplete",
  "kind": "Event",
  "apiVersion": "audit.k8s.io/v1",
  "stageTimestamp": "2022-12-06T14:37:41.035715Z",
  "objectRef": {
    "uid": "2e540720-ed23-4665-8c40-c399cb6be624",
    "namespace": "obs-system",
    "name": "lr-cfg1",
    "resource": "loggingrules",
    "apiVersion": "v1",
    "apiGroup": "logging.gdc.goog",
    "resourceVersion": "5326570"
  },
  "requestReceivedTimestamp": "2022-12-06T14:37:40.942762Z",
  "_gdch_service_name": "apiserver"
}