Merge pull request #506 from sayboras/feature/logging-helm

Add the logLevel configuration in helm charts

charts/flagger/README.md

@@ -77,6 +77,7 @@ Parameter | Description | Default
 `image.repository` | Image repository | `weaveworks/flagger`
 `image.tag` | Image tag | `<VERSION>`
 `image.pullPolicy` | Image pull policy | `IfNotPresent`
+`logLevel` | Log level | `info`
 `prometheus.install` | If `true`, installs Prometheus configured to scrape all pods in the custer including the App Mesh sidecar | `false`
 `metricsServer` | Prometheus URL, used when `prometheus.install` is `false` | `http://prometheus.istio-system:9090`
 `selectorLabels` | List of labels that Flagger uses to create pod selectors | `app,name,app.kubernetes.io/name`

charts/flagger/templates/deployment.yaml

@@ -65,7 +65,7 @@ spec:
             containerPort: 8080
           command:
           - ./flagger
-          - -log-level=info
+          - -log-level={{ .Values.logLevel }}
           {{- if .Values.meshProvider }}
           - -mesh-provider={{ .Values.meshProvider }}
           {{- end }}

charts/flagger/values.yaml

@@ -6,6 +6,9 @@ image:
   pullPolicy: IfNotPresent
   pullSecret:
 
+# accepted values are debug, info, warning, error (defaults to info)
+logLevel: info
+
 podAnnotations:
   prometheus.io/scrape: "true"
   prometheus.io/port: "8080"