Add configuration for tuning leader election

outscale · Jan 18, 2024 · fcf76ec · fcf76ec
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diff --git a/docs/helm.md b/docs/helm.md
@@ -64,6 +64,7 @@ Kubernetes: `>=1.20`
 | sidecars.attacherImage.enableHttpEndpoint | bool | `false` | Enable http endpoint to get metrics of the container |
 | sidecars.attacherImage.enableLivenessProbe | bool | `false` | Enable liveness probe for the container |
 | sidecars.attacherImage.httpEndpointPort | string | `"8090"` | Port of the http endpoint |
+| sidecars.attacherImage.leaderElection | object | `{}` | Customize leaderElection, you can specify `leaseDuration`, `renewDeadline` and/or `retryPeriod`. Each value must be in an acceptable time.ParseDuration format.(Ref: https://pkg.go.dev/flag#Duration) |
 | sidecars.attacherImage.repository | string | `"registry.k8s.io/sig-storage/csi-attacher"` |  |
 | sidecars.attacherImage.tag | string | `"v3.3.0"` |  |
 | sidecars.livenessProbeImage.port | string | `"9808"` | Port of the liveness of the main container |
@@ -77,16 +78,19 @@ Kubernetes: `>=1.20`
 | sidecars.provisionerImage.enableHttpEndpoint | bool | `false` | Enable http endpoint to get metrics of the container |
 | sidecars.provisionerImage.enableLivenessProbe | bool | `false` | Enable liveness probe for the container |
 | sidecars.provisionerImage.httpEndpointPort | string | `"8089"` | Port of the http endpoint |
+| sidecars.provisionerImage.leaderElection | object | `{}` | Customize leaderElection, you can specify `leaseDuration`, `renewDeadline` and/or `retryPeriod`. Each value must be in an acceptable time.ParseDuration format.(Ref: https://pkg.go.dev/flag#Duration) |
 | sidecars.provisionerImage.repository | string | `"registry.k8s.io/sig-storage/csi-provisioner"` |  |
 | sidecars.provisionerImage.tag | string | `"v3.0.0"` |  |
 | sidecars.resizerImage.enableHttpEndpoint | bool | `false` | Enable http endpoint to get metrics of the container |
 | sidecars.resizerImage.enableLivenessProbe | bool | `false` | Enable liveness probe for the container |
 | sidecars.resizerImage.httpEndpointPort | string | `"8092"` | Port of the http endpoint |
+| sidecars.resizerImage.leaderElection | object | `{}` | Customize leaderElection, you can specify `leaseDuration`, `renewDeadline` and/or `retryPeriod`. Each value must be in an acceptable time.ParseDuration format.(Ref: https://pkg.go.dev/flag#Duration) |
 | sidecars.resizerImage.repository | string | `"registry.k8s.io/sig-storage/csi-resizer"` |  |
 | sidecars.resizerImage.tag | string | `"v1.3.0"` |  |
 | sidecars.snapshotterImage.enableHttpEndpoint | bool | `false` | Enable http endpoint to get metrics of the container |
 | sidecars.snapshotterImage.enableLivenessProbe | bool | `false` | Enable liveness probe for the container |
 | sidecars.snapshotterImage.httpEndpointPort | string | `"8091"` | Port of the http endpoint |
+| sidecars.snapshotterImage.leaderElection | object | `{}` | Customize leaderElection, you can specify `leaseDuration`, `renewDeadline` and/or `retryPeriod`. Each value must be in an acceptable time.ParseDuration format.(Ref: https://pkg.go.dev/flag#Duration) |
 | sidecars.snapshotterImage.repository | string | `"registry.k8s.io/sig-storage/csi-snapshotter"` |  |
 | sidecars.snapshotterImage.tag | string | `"v4.2.1"` |  |
 | timeout | string | `"60s"` | Timeout for sidecars |

diff --git a/osc-bsu-csi-driver/templates/controller.yaml b/osc-bsu-csi-driver/templates/controller.yaml
@@ -150,6 +150,15 @@ spec:
             - --extra-create-metadata
             {{- end}}
             - --leader-election=true
+            {{- if .Values.sidecars.provisionerImage.leaderElection.leaseDuration }}
+            - --leader-election-lease-duration={{ .Values.sidecars.provisionerImage.leaderElection.leaseDuration }}
+            {{- end }}
+            {{- if .Values.sidecars.provisionerImage.leaderElection.renewDeadline}}
+            - --leader-election-renew-deadline={{ .Values.sidecars.provisionerImage.leaderElection.renewDeadline }}
+            {{- end }}
+            {{- if .Values.sidecars.provisionerImage.leaderElection.retryPeriod }}
+            - --leader-election-retry-period={{ .Values.sidecars.provisionerImage.leaderElection.retryPeriod }}
+            {{- end }}
             - --timeout={{ .Values.timeout }}
             - --default-fstype={{ .Values.defaultFsType }}
           {{- if .Values.sidecars.provisionerImage.enableHttpEndpoint }}
@@ -183,6 +192,15 @@ spec:
             - --csi-address=$(ADDRESS)
             - --v={{ .Values.verbosity }}
             - --leader-election=true
+            {{- if .Values.sidecars.attacherImage.leaderElection.leaseDuration }}
+            - --leader-election-lease-duration={{ .Values.sidecars.attacherImage.leaderElection.leaseDuration }}
+            {{- end }}
+            {{- if .Values.sidecars.attacherImage.leaderElection.renewDeadline}}
+            - --leader-election-renew-deadline={{ .Values.sidecars.attacherImage.leaderElection.renewDeadline }}
+            {{- end }}
+            {{- if .Values.sidecars.attacherImage.leaderElection.retryPeriod }}
+            - --leader-election-retry-period={{ .Values.sidecars.attacherImage.leaderElection.retryPeriod }}
+            {{- end }}
             - --timeout={{ .Values.timeout }}
           {{- if .Values.sidecars.attacherImage.enableHttpEndpoint }}
             - --http-endpoint=:{{ .Values.sidecars.attacherImage.httpEndpointPort }}
@@ -215,6 +233,15 @@ spec:
           args:
             - --csi-address=$(ADDRESS)
             - --leader-election=true
+            {{- if .Values.sidecars.snapshotterImage.leaderElection.leaseDuration }}
+            - --leader-election-lease-duration={{ .Values.sidecars.snapshotterImage.leaderElection.leaseDuration }}
+            {{- end }}
+            {{- if .Values.sidecars.snapshotterImage.leaderElection.renewDeadline}}
+            - --leader-election-renew-deadline={{ .Values.sidecars.snapshotterImage.leaderElection.renewDeadline }}
+            {{- end }}
+            {{- if .Values.sidecars.snapshotterImage.leaderElection.retryPeriod }}
+            - --leader-election-retry-period={{ .Values.sidecars.snapshotterImage.leaderElection.retryPeriod }}
+            {{- end }}
           {{- if .Values.sidecars.snapshotterImage.enableHttpEndpoint }}
             - --http-endpoint=:{{ .Values.sidecars.snapshotterImage.httpEndpointPort }}
           {{- end }}
@@ -250,6 +277,15 @@ spec:
             - --v={{ .Values.verbosity }}
             - --timeout={{ .Values.timeout }}
             - --leader-election=true
+            {{- if .Values.sidecars.resizerImage.leaderElection.leaseDuration }}
+            - --leader-election-lease-duration={{ .Values.sidecars.resizerImage.leaderElection.leaseDuration }}
+            {{- end }}
+            {{- if .Values.sidecars.resizerImage.leaderElection.renewDeadline}}
+            - --leader-election-renew-deadline={{ .Values.sidecars.resizerImage.leaderElection.renewDeadline }}
+            {{- end }}
+            {{- if .Values.sidecars.resizerImage.leaderElection.retryPeriod }}
+            - --leader-election-retry-period={{ .Values.sidecars.resizerImage.leaderElection.retryPeriod }}
+            {{- end }}
         {{- if .Values.sidecars.resizerImage.enableHttpEndpoint }}
             - --http-endpoint=:{{ .Values.sidecars.resizerImage.httpEndpointPort }}
         {{- end }}

diff --git a/osc-bsu-csi-driver/values.yaml b/osc-bsu-csi-driver/values.yaml
@@ -41,6 +41,8 @@ sidecars:
     httpEndpointPort: "8089"
     # -- Enable liveness probe for the container
     enableLivenessProbe: false
+    # -- Customize leaderElection, you can specify `leaseDuration`, `renewDeadline` and/or `retryPeriod`. Each value must be in an acceptable time.ParseDuration format.(Ref: https://pkg.go.dev/flag#Duration)
+    leaderElection: {}
   attacherImage:
     repository: registry.k8s.io/sig-storage/csi-attacher
     tag: "v3.3.0"
@@ -50,6 +52,8 @@ sidecars:
     httpEndpointPort: "8090"
     # -- Enable liveness probe for the container
     enableLivenessProbe: false
+    # -- Customize leaderElection, you can specify `leaseDuration`, `renewDeadline` and/or `retryPeriod`. Each value must be in an acceptable time.ParseDuration format.(Ref: https://pkg.go.dev/flag#Duration)
+    leaderElection: {}
   snapshotterImage:
     repository: registry.k8s.io/sig-storage/csi-snapshotter
     tag: "v4.2.1"
@@ -59,6 +63,8 @@ sidecars:
     httpEndpointPort: "8091"
     # -- Enable liveness probe for the container
     enableLivenessProbe: false
+    # -- Customize leaderElection, you can specify `leaseDuration`, `renewDeadline` and/or `retryPeriod`. Each value must be in an acceptable time.ParseDuration format.(Ref: https://pkg.go.dev/flag#Duration)
+    leaderElection: {}
   livenessProbeImage:
     repository: registry.k8s.io/sig-storage/livenessprobe
     tag: "v2.5.0"
@@ -73,6 +79,8 @@ sidecars:
     httpEndpointPort: "8092"
     # -- Enable liveness probe for the container
     enableLivenessProbe: false
+    # -- Customize leaderElection, you can specify `leaseDuration`, `renewDeadline` and/or `retryPeriod`. Each value must be in an acceptable time.ParseDuration format.(Ref: https://pkg.go.dev/flag#Duration)
+    leaderElection: {}
   nodeDriverRegistrarImage:
     repository: registry.k8s.io/sig-storage/csi-node-driver-registrar
     tag: "v2.3.0"