Run makefile.doc (#3365)

Generate manual pages; no other changes.

Signed-off-by: Miek Gieben <miek@miek.nl>

man/coredns-kubernetes.7

@@ -1,5 +1,5 @@
 .\" Generated by Mmark Markdown Processer - mmark.miek.nl
-.TH "COREDNS-KUBERNETES" 7 "September 2019" "CoreDNS" "CoreDNS Plugins"
+.TH "COREDNS-KUBERNETES" 7 "October 2019" "CoreDNS" "CoreDNS Plugins"
 
 .SH "NAME"
 .PP
@@ -37,7 +37,7 @@ kubernetes [ZONES...]
 .RE
 
 .PP
-With only the directive specified, the \fIkubernetes\fP plugin will default to the zone specified in
+With only the plugin specified, the \fIkubernetes\fP plugin will default to the zone specified in
 the server's block. It will handle all queries in that zone and connect to Kubernetes in-cluster. It
 will not provide PTR records for services or A records for pods. If \fBZONES\fP is used it specifies
 all the zones the plugin should be authoritative for.
@@ -308,9 +308,6 @@ For example, wildcards can be used to resolve all Endpoints for a Service as \fB
 .fi
 .RE
 
-.PP
-This response can be randomized using the \fB\fCloadbalance\fR plugin
-
 .SH "METADATA"
 .PP
 The kubernetes plugin will publish the following metadata, if the \fImetadata\fP
@@ -334,3 +331,31 @@ kubernetes/client-namespace: the client pod's namespace, if \fB\fCpods verified\
 kubernetes/client-pod-name: the client pod's name, if \fB\fCpods verified\fR mode is enabled
 
 
+.SH "METRICS"
+.PP
+If monitoring is enabled (via the \fIprometheus\fP plugin) then the following metrics are exported:
+
+.IP \(bu 4
+\fB\fCcoredns_kubernetes_dns_programming_duration_seconds{service_kind}\fR - Exports the
+DNS programming latency SLI
+\[la]https://github.com/kubernetes/community/blob/master/sig-scalability/slos/dns_programming_latency.md\[ra].
+The metrics has the \fB\fCservice_kind\fR label that identifies the kind of the
+kubernetes service
+\[la]https://kubernetes.io/docs/concepts/services-networking/service\[ra].
+It may take one of the three values:
+
+.RS
+.IP \(en 4
+\fB\fCcluster_ip\fR
+.IP \(en 4
+\fB\fCheadless_with_selector\fR
+.IP \(en 4
+\fB\fCheadless_without_selector\fR
+
+.RE
+
+
+.SH "BUGS"
+.PP
+The duration metric only supports the "headless\fIwith\fPselector" service currently.
+