helm: make log level configurable

instead of keeping the log level at 5, which
is required only for tracing the errors. this commit
adds an option for users to configure the log level
for all containers.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

charts/ceph-csi-cephfs/templates/nodeplugin-daemonset.yaml

@@ -41,7 +41,7 @@ spec:
           image: "{{ .Values.nodeplugin.registrar.image.repository }}:{{ .Values.nodeplugin.registrar.image.tag }}"
           imagePullPolicy: {{ .Values.nodeplugin.registrar.image.pullPolicy }}
           args:
-            - "--v=5"
+            - "--v={{ .Values.logLevel }}"
             - "--csi-address=/csi/{{ .Values.pluginSocketFile }}"
             - "--kubelet-registration-path={{ .Values.socketDir }}/{{ .Values.pluginSocketFile }}"
           env:
@@ -68,7 +68,7 @@ spec:
             - "--forcecephkernelclient={{ .Values.nodeplugin.forcecephkernelclient }}"
 {{- end }}
             - "--endpoint=$(CSI_ENDPOINT)"
-            - "--v=5"
+            - "--v={{ .Values.logLevel }}"
             - "--drivername=$(DRIVER_NAME)"
 {{- if .Values.topology.enabled }}
             - "--domainlabels={{ .Values.topology.domainLabels | join "," }}"

charts/ceph-csi-cephfs/templates/provisioner-deployment.yaml

@@ -48,7 +48,7 @@ spec:
           imagePullPolicy: {{ .Values.provisioner.provisioner.image.pullPolicy }}
           args:
             - "--csi-address=$(ADDRESS)"
-            - "--v=5"
+            - "--v={{ .Values.logLevel }}"
             - "--timeout={{ .Values.provisioner.timeout }}"
             - "--enable-leader-election=true"
             - "--leader-election-type=leases"
@@ -69,7 +69,7 @@ spec:
           imagePullPolicy: {{ .Values.provisioner.snapshotter.image.pullPolicy }}
           args:
             - "--csi-address=$(ADDRESS)"
-            - "--v=5"
+            - "--v={{ .Values.logLevel }}"
             - "--timeout={{ .Values.provisioner.timeout }}"
             - "--leader-election=true"
           env:
@@ -87,7 +87,7 @@ spec:
           image: "{{ .Values.provisioner.attacher.image.repository }}:{{ .Values.provisioner.attacher.image.tag }}"
           imagePullPolicy: {{ .Values.provisioner.attacher.image.pullPolicy }}
           args:
-            - "--v=5"
+            - "--v={{ .Values.logLevel }}"
             - "--csi-address=$(ADDRESS)"
             - "--leader-election=true"
             - "--retry-interval-start=500ms"
@@ -106,7 +106,7 @@ spec:
           image: "{{ .Values.provisioner.resizer.image.repository }}:{{ .Values.provisioner.resizer.image.tag }}"
           imagePullPolicy: {{ .Values.provisioner.resizer.image.pullPolicy }}
           args:
-            - "--v=5"
+            - "--v={{ .Values.logLevel }}"
             - "--csi-address=$(ADDRESS)"
             - "--csiTimeout={{ .Values.provisioner.timeout }}"
             - "--leader-election"
@@ -130,7 +130,7 @@ spec:
             - "--controllerserver=true"
             - "--pidlimit=-1"
             - "--endpoint=$(CSI_ENDPOINT)"
-            - "--v=5"
+            - "--v={{ .Values.logLevel }}"
             - "--drivername=$(DRIVER_NAME)"
           env:
             - name: POD_IP

charts/ceph-csi-cephfs/values.yaml

@@ -29,6 +29,11 @@ serviceAccounts:
 #       subvolumeGroup: "csi"
 csiConfig: []
 
+# Set logging level for csi containers.
+# Supported values from 0 to 5. 0 for general useful logs,
+# 5 for trace level verbosity.
+logLevel: 5
+
 nodeplugin:
   name: nodeplugin
   # if you are using ceph-fuse client set this value to OnDelete

charts/ceph-csi-rbd/templates/nodeplugin-daemonset.yaml

@@ -42,7 +42,7 @@ spec:
           image: "{{ .Values.nodeplugin.registrar.image.repository }}:{{ .Values.nodeplugin.registrar.image.tag }}"
           imagePullPolicy: {{ .Values.nodeplugin.registrar.image.pullPolicy }}
           args:
-            - "--v=5"
+            - "--v={{ .Values.logLevel }}"
             - "--csi-address=/csi/{{ .Values.pluginSocketFile }}"
             - "--kubelet-registration-path={{ .Values.socketDir }}/{{ .Values.pluginSocketFile }}"
           env:
@@ -66,7 +66,7 @@ spec:
             - "--nodeserver=true"
             - "--pidlimit=-1"
             - "--endpoint=$(CSI_ENDPOINT)"
-            - "--v=5"
+            - "--v={{ .Values.logLevel }}"
             - "--drivername=$(DRIVER_NAME)"
 {{- if .Values.topology.enabled }}
             - "--domainlabels={{ .Values.topology.domainLabels | join "," }}"

charts/ceph-csi-rbd/templates/provisioner-deployment.yaml

@@ -48,7 +48,7 @@ spec:
           imagePullPolicy: {{ .Values.provisioner.provisioner.image.pullPolicy }}
           args:
             - "--csi-address=$(ADDRESS)"
-            - "--v=5"
+            - "--v={{ .Values.logLevel }}"
             - "--timeout={{ .Values.provisioner.timeout }}"
             - "--enable-leader-election=true"
             - "--leader-election-type=leases"
@@ -69,7 +69,7 @@ spec:
           image: "{{ .Values.provisioner.resizer.image.repository }}:{{ .Values.provisioner.resizer.image.tag }}"
           imagePullPolicy: {{ .Values.provisioner.resizer.image.pullPolicy }}
           args:
-            - "--v=5"
+            - "--v={{ .Values.logLevel }}"
             - "--csi-address=$(ADDRESS)"
             - "--csiTimeout={{ .Values.provisioner.timeout }}"
             - "--leader-election"
@@ -88,7 +88,7 @@ spec:
           imagePullPolicy: {{ .Values.provisioner.snapshotter.image.pullPolicy }}
           args:
             - "--csi-address=$(ADDRESS)"
-            - "--v=5"
+            - "--v={{ .Values.logLevel }}"
             - "--timeout={{ .Values.provisioner.timeout }}"
             - "--leader-election=true"
           env:
@@ -106,7 +106,7 @@ spec:
           image: "{{ .Values.provisioner.attacher.image.repository }}:{{ .Values.provisioner.attacher.image.tag }}"
           imagePullPolicy: {{ .Values.provisioner.attacher.image.pullPolicy }}
           args:
-            - "--v=5"
+            - "--v={{ .Values.logLevel }}"
             - "--csi-address=$(ADDRESS)"
             - "--leader-election=true"
             - "--retry-interval-start=500ms"
@@ -128,7 +128,7 @@ spec:
             - "--controllerserver=true"
             - "--pidlimit=-1"
             - "--endpoint=$(CSI_ENDPOINT)"
-            - "--v=5"
+            - "--v={{ .Values.logLevel }}"
             - "--drivername=$(DRIVER_NAME)"
             - "--rbdhardmaxclonedepth={{ .Values.provisioner.hardMaxCloneDepth }}"
             - "--rbdsoftmaxclonedepth={{ .Values.provisioner.softMaxCloneDepth }}"

charts/ceph-csi-rbd/values.yaml

@@ -41,6 +41,11 @@ csiConfig: []
 #     vaultCAVerify: "false"
 encryptionKMSConfig: {}
 
+# Set logging level for csi containers.
+# Supported values from 0 to 5. 0 for general useful logs,
+# 5 for trace level verbosity.
+logLevel: 5
+
 nodeplugin:
   name: nodeplugin
   # if you are using rbd-nbd client set this value to OnDelete