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feat: Emit events in the involved objects namespace #2360

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merged 16 commits into from
Mar 25, 2023
Merged

feat: Emit events in the involved objects namespace #2360

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1ba8916
feat: optional flags to emit events in involved object namespace
ctrought Jan 22, 2023
8875d84
Merge branch 'master' into fix-emit-events-namespace
ctrought Jan 31, 2023
0397523
Merge branch 'master' into fix-emit-events-namespace
ctrought Feb 3, 2023
850b574
Merge branch 'master' into fix-emit-events-namespace
sozercan Mar 2, 2023
2204ae2
Merge branch 'master' into fix-emit-events-namespace
sozercan Mar 8, 2023
63f058f
revert to original behaviour for event message when flag is disabled
ctrought Mar 22, 2023
7ac7cf9
fix: golangci-lint error in test
ctrought Mar 22, 2023
54d2761
* revert event emission logic and uid when involved object flag is false
ctrought Mar 23, 2023
5070c36
* revert original event tests
ctrought Mar 23, 2023
6513e4e
fix: added namespaces in e2e events test
eshaanm25 Mar 23, 2023
64e5d66
docs: added context for event handling in cluster-scoped resources
eshaanm25 Mar 23, 2023
322b7c3
fix: spacing issue in Helm README
eshaanm25 Mar 23, 2023
f5c8b7e
Merge pull request #4 from eshaanm25/fix-emit-events-namespace
ctrought Mar 23, 2023
b0b7dfb
Merge branch 'master' into fix-emit-events-namespace
sozercan Mar 23, 2023
9da7b71
Merge branch 'master' into fix-emit-events-namespace
ritazh Mar 24, 2023
867cc2e
Merge branch 'master' into fix-emit-events-namespace
ritazh Mar 25, 2023
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8 changes: 8 additions & 0 deletions Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -60,6 +60,7 @@ MANAGER_IMAGE_PATCH := "apiVersion: apps/v1\
\n - --port=8443\
\n - --logtostderr\
\n - --emit-admission-events\
\n - --admission-events-involved-namespace\
\n - --exempt-namespace=${GATEKEEPER_NAMESPACE}\
\n - --operation=webhook\
\n - --operation=mutation-webhook\
Expand All @@ -80,6 +81,7 @@ MANAGER_IMAGE_PATCH := "apiVersion: apps/v1\
\n name: manager\
\n args:\
\n - --emit-audit-events\
\n - --audit-events-involved-namespace\
\n - --operation=audit\
\n - --operation=status\
\n - --operation=mutation-status\
Expand Down Expand Up @@ -185,6 +187,8 @@ e2e-helm-deploy: e2e-helm-install
--set postInstall.probeWebhook.enabled=true \
--set emitAdmissionEvents=true \
--set emitAuditEvents=true \
--set admissionEventsInvolvedNamespace=true \
--set auditEventsInvolvedNamespace=true \
--set disabledBuiltins={http.send} \
--set logMutations=true \
--set mutationAnnotations=true;\
Expand All @@ -196,6 +200,8 @@ e2e-helm-upgrade-init: e2e-helm-install
--debug --wait \
--set emitAdmissionEvents=true \
--set emitAuditEvents=true \
--set admissionEventsInvolvedNamespace=true \
--set auditEventsInvolvedNamespace=true \
--set postInstall.labelNamespace.enabled=true \
--set postInstall.probeWebhook.enabled=true \
--set disabledBuiltins={http.send} \
Expand All @@ -217,6 +223,8 @@ e2e-helm-upgrade:
--set postInstall.probeWebhook.enabled=true \
--set emitAdmissionEvents=true \
--set emitAuditEvents=true \
--set admissionEventsInvolvedNamespace=true \
--set auditEventsInvolvedNamespace=true \
--set disabledBuiltins={http.send} \
--set logMutations=true \
--set mutationAnnotations=true;\
Expand Down
2 changes: 2 additions & 0 deletions cmd/build/helmify/kustomize-for-helm.yaml
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Expand Up @@ -76,6 +76,7 @@ spec:
- --logtostderr
- --log-denies={{ .Values.logDenies }}
- --emit-admission-events={{ .Values.emitAdmissionEvents }}
- --admission-events-involved-namespace={{ .Values.admissionEventsInvolvedNamespace }}
- --log-level={{ (.Values.controllerManager.logLevel | empty | not) | ternary .Values.controllerManager.logLevel .Values.logLevel }}
- --exempt-namespace={{ .Release.Namespace }}
- --operation=webhook
Expand Down Expand Up @@ -158,6 +159,7 @@ spec:
- --audit-chunk-size={{ .Values.auditChunkSize }}
- --audit-match-kind-only={{ .Values.auditMatchKindOnly }}
- --emit-audit-events={{ .Values.emitAuditEvents }}
- --audit-events-involved-namespace={{ .Values.auditEventsInvolvedNamespace }}
- --operation=audit
- --operation=status
- HELMSUBST_MUTATION_STATUS_ENABLED_ARG
Expand Down
6 changes: 4 additions & 2 deletions cmd/build/helmify/static/README.md
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Expand Up @@ -147,8 +147,10 @@ _See [Exempting Namespaces](https://open-policy-agent.github.io/gatekeeper/websi
| mutatingWebhookObjectSelector | The label selector to further refine which namespaced resources will be selected by the webhook. Please note that an exemption label means users can circumvent Gatekeeper's mutation webhook unless measures are taken to control how exemption labels can be set. | `{}` |
| mutatingWebhookTimeoutSeconds | The timeout for the mutating webhook in seconds | `3` |
| mutatingWebhookCustomRules | Custom rules for selecting which API resources trigger the webhook. NOTE: If you change this, ensure all your constraints are still being enforced. | `{}` |
| emitAdmissionEvents | Emit K8s events in gatekeeper namespace for admission violations (alpha feature) | `false` |
| emitAuditEvents | Emit K8s events in gatekeeper namespace for audit violations (alpha feature) | `false` |
| emitAdmissionEvents | Emit K8s events in configurable namespace for admission violations (alpha feature) | `false` |
| emitAuditEvents | Emit K8s events in configurable namespace for audit violations (alpha feature) | `false` |
| auditEventsInvolvedNamespace | Emit audit events for each violation in the involved objects namespace, the default (false) generates events in the namespace Gatekeeper is installed in. Audit events from cluster-scoped resources will continue to generate events in the namespace that Gatekeeper is installed in | `false` |
| admissionEventsInvolvedNamespace | Emit admission events for each violation in the involved objects namespace, the default (false) generates events in the namespace Gatekeeper is installed in. Admission events from cluster-scoped resources will continue to generate events in the namespace that Gatekeeper is installed in | `false` |
| logDenies | Log detailed info on each deny | `false` |
| logLevel | Minimum log level | `INFO` |
| image.pullPolicy | The image pull policy | `IfNotPresent` |
Expand Down
2 changes: 2 additions & 0 deletions cmd/build/helmify/static/values.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,8 @@ logDenies: false
logMutations: false
emitAdmissionEvents: false
emitAuditEvents: false
admissionEventsInvolvedNamespace: false
auditEventsInvolvedNamespace: false
resourceQuota: true
image:
repository: openpolicyagent/gatekeeper
Expand Down
7 changes: 7 additions & 0 deletions config/rbac/role.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,13 @@ metadata:
creationTimestamp: null
name: manager-role
rules:
- apiGroups:
- ""
resources:
- events
verbs:
- create
- patch
- apiGroups:
- '*'
resources:
Expand Down
6 changes: 4 additions & 2 deletions manifest_staging/charts/gatekeeper/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -147,8 +147,10 @@ _See [Exempting Namespaces](https://open-policy-agent.github.io/gatekeeper/websi
| mutatingWebhookObjectSelector | The label selector to further refine which namespaced resources will be selected by the webhook. Please note that an exemption label means users can circumvent Gatekeeper's mutation webhook unless measures are taken to control how exemption labels can be set. | `{}` |
| mutatingWebhookTimeoutSeconds | The timeout for the mutating webhook in seconds | `3` |
| mutatingWebhookCustomRules | Custom rules for selecting which API resources trigger the webhook. NOTE: If you change this, ensure all your constraints are still being enforced. | `{}` |
| emitAdmissionEvents | Emit K8s events in gatekeeper namespace for admission violations (alpha feature) | `false` |
| emitAuditEvents | Emit K8s events in gatekeeper namespace for audit violations (alpha feature) | `false` |
| emitAdmissionEvents | Emit K8s events in configurable namespace for admission violations (alpha feature) | `false` |
| emitAuditEvents | Emit K8s events in configurable namespace for audit violations (alpha feature) | `false` |
| auditEventsInvolvedNamespace | Emit audit events for each violation in the involved objects namespace, the default (false) generates events in the namespace Gatekeeper is installed in. Audit events from cluster-scoped resources will continue to generate events in the namespace that Gatekeeper is installed in | `false` |
| admissionEventsInvolvedNamespace | Emit admission events for each violation in the involved objects namespace, the default (false) generates events in the namespace Gatekeeper is installed in. Admission events from cluster-scoped resources will continue to generate events in the namespace that Gatekeeper is installed in | `false` |
| logDenies | Log detailed info on each deny | `false` |
| logLevel | Minimum log level | `INFO` |
| image.pullPolicy | The image pull policy | `IfNotPresent` |
Expand Down
1 change: 1 addition & 0 deletions manifest_staging/charts/gatekeeper/templates/gatekeeper-audit-deployment.yaml
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Expand Up @@ -57,6 +57,7 @@ spec:
- --audit-chunk-size={{ .Values.auditChunkSize }}
- --audit-match-kind-only={{ .Values.auditMatchKindOnly }}
- --emit-audit-events={{ .Values.emitAuditEvents }}
- --audit-events-involved-namespace={{ .Values.auditEventsInvolvedNamespace }}
- --operation=audit
- --operation=status
{{ if not .Values.disableMutation}}- --operation=mutation-status{{- end }}
Expand Down
1 change: 1 addition & 0 deletions manifest_staging/charts/gatekeeper/templates/gatekeeper-controller-manager-deployment.yaml
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Expand Up @@ -54,6 +54,7 @@ spec:
- --logtostderr
- --log-denies={{ .Values.logDenies }}
- --emit-admission-events={{ .Values.emitAdmissionEvents }}
- --admission-events-involved-namespace={{ .Values.admissionEventsInvolvedNamespace }}
- --log-level={{ (.Values.controllerManager.logLevel | empty | not) | ternary .Values.controllerManager.logLevel .Values.logLevel }}
- --exempt-namespace={{ .Release.Namespace }}
- --operation=webhook
Expand Down
7 changes: 7 additions & 0 deletions manifest_staging/charts/gatekeeper/templates/gatekeeper-manager-role-clusterrole.yaml
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Expand Up @@ -11,6 +11,13 @@ metadata:
release: '{{ .Release.Name }}'
name: gatekeeper-manager-role
rules:
- apiGroups:
- ""
resources:
- events
verbs:
- create
- patch
- apiGroups:
- '*'
resources:
Expand Down
2 changes: 2 additions & 0 deletions manifest_staging/charts/gatekeeper/values.yaml
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Expand Up @@ -34,6 +34,8 @@ logDenies: false
logMutations: false
emitAdmissionEvents: false
emitAuditEvents: false
admissionEventsInvolvedNamespace: false
auditEventsInvolvedNamespace: false
resourceQuota: true
image:
repository: openpolicyagent/gatekeeper
Expand Down
7 changes: 7 additions & 0 deletions manifest_staging/deploy/gatekeeper.yaml
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Expand Up @@ -3222,6 +3222,13 @@ metadata:
gatekeeper.sh/system: "yes"
name: gatekeeper-manager-role
rules:
- apiGroups:
- ""
resources:
- events
verbs:
- create
- patch
- apiGroups:
- '*'
resources:
Expand Down
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