Merge pull request #1404 from Mikulas/docs-label-allowlist-fix

fix labels-metric-allow-list documentation

docs/cli-arguments.md

@@ -32,7 +32,7 @@ Usage of ./kube-state-metrics:
   -h, --help                              Print Help text
       --host string                       Host to expose metrics on. (default "0.0.0.0")
       --kubeconfig string                 Absolute path to the kubeconfig file
-      --labels-metric-allow-list string   Allows to pass a list of additional Kubernetes label keys that will be used in the resource' labels metric. By default the metric contains only name and namespace labels. To include additional labels provide a list of resource names in their plural form and Kubernetes label keys you would like to allow for them (Example: '=namespaces=["k8s-label-1","k8s-label-n",...],pods=["app"],...)'
+      --labels-metric-allow-list string   Allows to pass a list of additional Kubernetes label keys that will be used in the resource' labels metric. By default the metric contains only name and namespace labels. To include additional labels provide a list of resource names in their plural form and Kubernetes label keys you would like to allow for them (Example: '=namespaces=[k8s-label-1,k8s-label-n,...],pods=[app],...)'
       --log_backtrace_at traceLocation    when logging hits line file:N, emit a stack trace (default :0)
       --log_dir string                    If non-empty, write log files in this directory
       --log_file string                   If non-empty, use this log file

pkg/options/options.go

@@ -97,7 +97,7 @@ func (o *Options) AddFlags() {
 	o.flags.StringVar(&o.Namespace, "pod-namespace", "", "Name of the namespace of the pod specified by --pod. "+autoshardingNotice)
 	o.flags.BoolVarP(&o.Version, "version", "", false, "kube-state-metrics build version information")
 	o.flags.BoolVar(&o.EnableGZIPEncoding, "enable-gzip-encoding", false, "Gzip responses when requested by clients via 'Accept-Encoding: gzip' header.")
-	o.flags.Var(&o.LabelsAllowList, "labels-metric-allow-list", "Allows to pass a list of additional Kubernetes label keys that will be used in the resource' labels metric. By default the metric contains only name and namespace labels. To include additional labels provide a list of resource names in their plural form and Kubernetes label keys you would like to allow for them (Example: '=namespaces=[\"k8s-label-1\",\"k8s-label-n\",...],pods=[\"app\"],...)'")
+	o.flags.Var(&o.LabelsAllowList, "labels-metric-allow-list", "Allows to pass a list of additional Kubernetes label keys that will be used in the resource' labels metric. By default the metric contains only name and namespace labels. To include additional labels provide a list of resource names in their plural form and Kubernetes label keys you would like to allow for them (Example: '=namespaces=[k8s-label-1,k8s-label-n,...],pods=[app],...)'")
 }
 
 // Parse parses the flag definitions from the argument list.