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K8SPXC-1367: add readinessProbes, livenessProbes fields for pmm #472

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K8SPXC-1367: add readinessProbes, livenessProbes fields for pmm #472

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34 changes: 22 additions & 12 deletions charts/pxc-db/README.md
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Expand Up @@ -239,18 +239,28 @@ The chart can be customized using the following configurable parameters:
| `logcollector.resources.limits` | Log collector resource limits | `{}` |
| `logcollector.containerSecurityContext` | A custom Kubernetes Security Context for a Container to be used instead of the default one | `{}` |
| |
| `pmm.enabled` | Enable integration with [Percona Monitoring and Management software](https://www.percona.com/doc/kubernetes-operator-for-pxc/monitoring.html) | `false` |
| `pmm.image.repository` | PMM Container image repository | `percona/pmm-client` |
| `pmm.image.tag` | PMM Container image tag | `2.44.0` |
| `pmm.imagePullSecrets` | PMM Container pull secret | `[]` |
| `pmm.imagePullPolicy` | The policy used to update images | `` |
| `pmm.serverHost` | PMM server related K8S service hostname | `monitoring-service` |
| `pmm.serverUser` | Username for accessing PXC database internals | `admin` |
| `pmm.resources.requests` | PMM Container resource requests | `{"memory": "150M", "cpu": "300m"}` |
| `pmm.resources.limits` | PMM Container resource limits | `{}` |
| `pmm.pxcParams` | Additional parameters which will be passed to the [pmm-admin add mysql](https://docs.percona.com/percona-monitoring-and-management/setting-up/client/mysql.html#add-service) command for `pxc` Pods | `""` |
| `pmm.proxysqlParams` | Additional parameters which will be passed to the [pmm-admin add proxysql](https://docs.percona.com/percona-monitoring-and-management/setting-up/client/proxysql.html) command for `proxysql` Pods | `""` |
| `pmm.containerSecurityContext` | A custom Kubernetes Security Context for a Container to be used instead of the default one | `{}` |
| `pmm.enabled` | Enable integration with [Percona Monitoring and Management software](https://www.percona.com/doc/kubernetes-operator-for-pxc/monitoring.html) | `false` |
| `pmm.image.repository` | PMM Container image repository | `percona/pmm-client` |
| `pmm.image.tag` | PMM Container image tag | `2.44.0` |
| `pmm.imagePullSecrets` | PMM Container pull secret | `[]` |
| `pmm.imagePullPolicy` | The policy used to update images | `` |
| `pmm.serverHost` | PMM server related K8S service hostname | `monitoring-service` |
| `pmm.serverUser` | Username for accessing PXC database internals | `admin` |
| `pmm.resources.requests` | PMM Container resource requests | `{"memory": "150M", "cpu": "300m"}` |
| `pmm.resources.limits` | PMM Container resource limits | `{}` |
| `pmm.pxcParams` | Additional parameters which will be passed to the [pmm-admin add mysql](https://docs.percona.com/percona-monitoring-and-management/setting-up/client/mysql.html#add-service) command for `pxc` Pods | `""` |
| `pmm.proxysqlParams` | Additional parameters which will be passed to the [pmm-admin add proxysql](https://docs.percona.com/percona-monitoring-and-management/setting-up/client/proxysql.html) command for `proxysql` Pods | `""` |
| `pmm.containerSecurityContext` | A custom Kubernetes Security Context for a Container to be used instead of the default one | `{}` |
| `pmm.readinessProbes.failureThreshold` | When a probe fails, Kubernetes will try failureThreshold times before giving up | `5` |
| `pmm.readinessProbes.initialDelaySeconds`| Number of seconds after the container has started before liveness or readiness probes are initiated | `15` |
| `pmm.readinessProbes.periodSeconds` | How often (in seconds) to perform the probe | `30` |
| `pmm.readinessProbes.successThreshold` | Minimum consecutive successes for the probe to be considered successful after having failed | `1` |
| `pmm.readinessProbes.timeoutSeconds` | Number of seconds after which the probe times out | `15` |
| `pmm.livenessProbes.failureThreshold` | When a probe fails, Kubernetes will try failureThreshold times before giving up | `3` |
| `pmm.livenessProbes.initialDelaySeconds` | Number of seconds after the container has started before liveness or readiness probes are initiated | `300` |
| `pmm.livenessProbes.periodSeconds` | How often (in seconds) to perform the probe | `10` |
| `pmm.livenessProbes.successThreshold` | Minimum consecutive successes for the probe to be considered successful after having failed | `1` |
| `pmm.livenessProbes.timeoutSeconds` | Number of seconds after which the probe times out | `5` |

| `users.name` | The username of the PXC application user | `""` |
| `users.dbs` | Database that will be applied to the user | `[]` |
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4 changes: 4 additions & 0 deletions charts/pxc-db/templates/cluster.yaml
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Expand Up @@ -505,6 +505,10 @@ spec:
{{- if $pmm.proxysqlParams }}
proxysqlParams: {{ $pmm.proxysqlParams }}
{{- end }}
readinessProbes:
{{ tpl ($pmm.readinessProbes | toYaml) $ | indent 6 }}
livenessProbes:
{{ tpl ($pmm.livenessProbes | toYaml) $ | indent 6 }}
resources:
requests:
{{ tpl ($pmm.resources.requests | toYaml) $ | indent 8 }}
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11 changes: 11 additions & 0 deletions charts/pxc-db/values.yaml
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Expand Up @@ -577,6 +577,17 @@ pmm:
tag: 2.44.0
# imagePullPolicy: Always
imagePullSecrets: []
readinessProbes:
initialDelaySeconds: 15
timeoutSeconds: 15
periodSeconds: 30
successThreshold: 1
failureThreshold: 5
livenessProbes:
initialDelaySeconds: 300
timeoutSeconds: 5
periodSeconds: 10
successThreshold: 1
serverHost: monitoring-service
serverUser: admin
# pxcParams: "--disable-tablestats-limit=2000"
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