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[stable/datadog] Use dedicated endpoints for liveness and readiness probes (#21942)
Signed-off-by: Lénaïc Huard <lenaic.huard@datadoghq.com>
This commit is contained in:
Lénaïc Huard
@@ -1,5 +1,9 @@
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# Datadog changelog
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## 2.3.13
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* Use two distinct health endpoints for liveness and readiness probes.
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## 2.3.12
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* Fix endpoints checks scheduling between agent and cluster check runners
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@@ -1,6 +1,6 @@
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apiVersion: v1
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name: datadog
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version: 2.3.12
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version: 2.3.13
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appVersion: "7"
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description: Datadog Agent
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keywords:
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@@ -317,7 +317,6 @@ helm install --name <RELEASE_NAME> \
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| `datadog.podAnnotationsAsTags` | Kubernetes Annotations to Datadog Tags mapping | `nil` |
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| `datadog.podLabelsAsTags` | Kubernetes Labels to Datadog Tags mapping | `nil` |
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| `datadog.securityContext` | Allows you to overwrite the default securityContext applied to the container | `nil` |
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| `datadog.livenessProbe` | Overrides the default liveness probe | http port 5555 |
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| `datadog.acInclude` | Include containers based on image name | `nil` |
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| `datadog.acExclude` | Exclude containers based on image name | `nil` |
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| `datadog.systemProbe.enabled` | enable system probe collection | `false` |
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@@ -340,6 +339,8 @@ helm install --name <RELEASE_NAME> \
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| `agents.containers.agent.resources.requests.cpu` | CPU resource requests for the agent container | `200m` |
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| `agents.containers.agent.resources.limits.memory` | Memory resource limits for the agent container | `256Mi` |
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| `agents.containers.agent.resources.requests.memory` | Memory resource requests for the agent container | `256Mi` |
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| `agents.containers.agent.livenessProbe` | Overrides the default liveness probe | http check on /live with port 5555 |
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| `agents.containers.agent.readinessProbe` | Overrides the default readiness probe | http check on /ready with port 5555 |
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| `agents.containers.processAgent.env` | Additional list of environment variables to use in the process-agent container | `nil` |
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| `agents.containers.processAgent.logLevel` | Process agent log verbosity | `INFO` |
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| `agents.containers.processAgent.resources.limits.cpu` | CPU resource limits for the process-agent container | `100m` |
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@@ -396,9 +397,9 @@ helm install --name <RELEASE_NAME> \
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| `clusterAgent.resources.requests.memory` | Memory resource requests | `256Mi` |
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| `clusterAgent.resources.limits.memory` | Memory resource limits | `256Mi` |
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| `clusterAgent.tolerations` | List of node taints to tolerate | `[]` |
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| `clusterAgent.healthPort` | Overrides the default health port used by the liveness and readiness endpoint | `8080` |
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| `clusterAgent.livenessProbe` | Overrides the default liveness probe | `http check on /healthz with port 8080` |
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| `clusterAgent.readinessProbe` | Overrides the default readiness probe | `http check on /healthz with port 8080` |
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| `clusterAgent.healthPort` | Overrides the default health port used by the liveness and readiness endpoint | `5555` |
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| `clusterAgent.livenessProbe` | Overrides the default liveness probe | `http check on /live with port 5555` |
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| `clusterAgent.readinessProbe` | Overrides the default readiness probe | `http check on /ready with port 5555` |
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| `clusterAgent.strategy` | Which update strategy to deploy the cluster-agent | RollingUpdate with 0 maxUnavailable, 1 maxSurge |
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| `clusterAgent.useHostNetwork` | If true, use the host's network | `nil` |
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| `clusterAgent.dnsConfig` | If set, configure dnsConfig options in datadog cluster agent containers | `nil` |
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@@ -414,7 +415,8 @@ helm install --name <RELEASE_NAME> \
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| `clusterChecksRunner.nodeSelector` | Node selectors | `nil` |
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| `clusterChecksRunner.tolerations` | List of node taints to tolerate | `nil` |
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| `clusterChecksRunner.affinity` | Node affinities | avoid running pods on the same node |
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| `clusterChecksRunner.livenessProbe` | Overrides the default liveness probe | http port 5555 |
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| `clusterChecksRunner.livenessProbe` | Overrides the default liveness probe | http check on /live with port 5555 |
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| `clusterChecksRunner.readinessProbe` | Overrides the default readiness probe | http check on /ready with port 5555 |
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| `clusterChecksRunner.rbac.create` | If true, create & use RBAC resources for clusterchecks agent's pods | `true` |
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| `clusterChecksRunner.rbac.dedicated` | If true, use dedicated RBAC resources for clusterchecks agent's pods | `false` |
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| `clusterChecksRunner.rbac.serviceAccount` | existing ServiceAccount to use (ignored if rbac.create=true) for clusterchecks agent's pods | `default` |
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@@ -103,20 +103,10 @@ spec:
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{{- end }}
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resources:
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{{ toYaml .Values.clusterChecksRunner.resources | indent 10 }}
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{{- if .Values.clusterChecksRunner.livenessProbe }}
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livenessProbe:
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{{ toYaml .Values.clusterChecksRunner.livenessProbe | indent 10 }}
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{{- else }}
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livenessProbe:
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httpGet:
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path: /health
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port: 5555
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initialDelaySeconds: 15
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periodSeconds: 15
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timeoutSeconds: 5
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successThreshold: 1
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failureThreshold: 6
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{{- end }}
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readinessProbe:
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{{ toYaml .Values.clusterChecksRunner.readinessProbe | indent 10 }}
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affinity:
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{{- if .Values.clusterChecksRunner.affinity }}
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{{ toYaml .Values.clusterChecksRunner.affinity | indent 8 }}
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@@ -150,4 +150,6 @@
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{{- end }}
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livenessProbe:
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{{ toYaml .Values.agents.containers.agent.livenessProbe | indent 4 }}
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readinessProbe:
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{{ toYaml .Values.agents.containers.agent.readinessProbe | indent 4 }}
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{{- end -}}
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+62
-10
@@ -490,9 +490,9 @@ clusterAgent:
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#
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affinity: # {}
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## @param healthPort - integer - optional - default: 8080
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## @param healthPort - integer - optional - default: 5555
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## Port number use the cluster-agent to server healthz endpoint
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healthPort: 8080
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healthPort: 5555
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## @param livenessProbe - object - required
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## Override the agent's liveness probe logic from the default:
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@@ -501,18 +501,28 @@ clusterAgent:
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#
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livenessProbe:
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httpGet:
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port: 5000
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path: /metrics
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port: 5555
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path: /live
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scheme: HTTP
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initialDelaySeconds: 15
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periodSeconds: 15
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timeoutSeconds: 5
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successThreshold: 1
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failureThreshold: 6
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## @param readinessProbe - object - required
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## Override the cluster-agent's readiness probe logic from the default:
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#
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readinessProbe:
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httpGet:
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port: 5000
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path: /metrics
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port: 5555
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path: /ready
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scheme: HTTP
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initialDelaySeconds: 15
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periodSeconds: 15
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timeoutSeconds: 5
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successThreshold: 1
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failureThreshold: 6
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## @param strategy - string - required
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## Allow the Cluster Agent deployment to perform a rolling update on helm update
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@@ -668,7 +678,22 @@ agents:
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#
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livenessProbe:
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httpGet:
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path: /health
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path: /live
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port: 5555
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initialDelaySeconds: 15
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periodSeconds: 15
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timeoutSeconds: 5
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successThreshold: 1
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failureThreshold: 6
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## @param readinessProbe - object - required
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## Override the agent's readiness probe logic from the default:
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## In case of issues with the probe, you can disable it with the
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## following values, to allow easier investigating:
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#
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readinessProbe:
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httpGet:
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path: /ready
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port: 5555
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initialDelaySeconds: 15
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periodSeconds: 15
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@@ -999,14 +1024,41 @@ clusterChecksRunner:
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#
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tolerations: # []
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## @param livenessProbe - object - optional
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## Override the agent's liveness probe logic from the default:
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## @param livenessProbe - object - required
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## In case of issues with the probe, you can disable it with the
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## following values, to allow easier investigating:
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#
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livenessProbe:
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# livenessProbe:
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# exec:
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# command: ["/bin/true"]
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#
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livenessProbe:
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httpGet:
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path: /live
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port: 5555
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initialDelaySeconds: 15
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periodSeconds: 15
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timeoutSeconds: 5
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successThreshold: 1
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failureThreshold: 6
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## @param readinessProbe - object - required
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## In case of issues with the probe, you can disable it with the
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## following values, to allow easier investigating:
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#
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# readinessProbe:
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# exec:
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# command: ["/bin/true"]
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#
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readinessProbe:
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httpGet:
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path: /ready
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port: 5555
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initialDelaySeconds: 15
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periodSeconds: 15
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timeoutSeconds: 5
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successThreshold: 1
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failureThreshold: 6
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## @param env - list of object - optional
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## The dd-agent supports many environment variables
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