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Enable optional TLS on nodecache metrics endpoint #694

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Enable optional TLS on nodecache metrics endpoint #694

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10 changes: 7 additions & 3 deletions cmd/node-cache/app/cache_app.go
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Original file line number Diff line number Diff line change
Expand Up @@ -52,8 +52,9 @@ type ConfigParams struct {
UpstreamSvcName string // Name of the service whose clusterIP is the upstream for node-cache for cluster domain
HealthPort string // port for the healthcheck
SetupIptables bool
SkipTeardown bool // Indicates whether the iptables rules and interface should be torn down
ReloadWithSignal bool // Indicates config reload should be triggered with SIGUSR1, rather than expecting CoreDNS's reload plugin
SkipTeardown bool // Indicates whether the iptables rules and interface should be torn down
ReloadWithSignal bool // Indicates config reload should be triggered with SIGUSR1, rather than expecting CoreDNS's reload plugin
TlsConfig tlsConfig // Config for the metrics endpoint
}

type iptablesRule struct {
Expand Down Expand Up @@ -86,7 +87,10 @@ func (c *CacheApp) Init() {
if c.params.SetupIptables {
c.initIptables()
}
initMetrics(c.params.MetricsListenAddress)
met := New(c.params.MetricsListenAddress, &c.params.TlsConfig)
if err := met.OnStartup(); err != nil {
clog.Infof("Failed to serve metrics with error \"%s\"", err)
}
// Write the config file from template.
// this is required in case there is no or erroneous kube-dns configpath specified.
c.updateCorefile(&config.Config{})
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