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Separate the bind address for the healthz server from the bind address from

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the proxy itself. Default the bind address for the healthz server to localhost.
This commit is contained in:
Robert Bailey 2015-03-25 23:49:20 -07:00
parent 8183a4805e
commit ebde44c032
1 changed files with 11 additions and 8 deletions
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19
cmd/kube-proxy/app/server.go
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@ -38,18 +38,20 @@ import (
// ProxyServer contains configures and runs a Kubernetes proxy server // ProxyServer contains configures and runs a Kubernetes proxy server
type ProxyServer struct { type ProxyServer struct {
BindAddress util.IP BindAddress util.IP
ClientConfig client.Config ClientConfig client.Config
HealthzPort int HealthzPort int
OOMScoreAdj int HealthzBindAddress util.IP
OOMScoreAdj int
} }
// NewProxyServer creates a new ProxyServer object with default parameters // NewProxyServer creates a new ProxyServer object with default parameters
func NewProxyServer() *ProxyServer { func NewProxyServer() *ProxyServer {
return &ProxyServer{ return &ProxyServer{
BindAddress: util.IP(net.ParseIP("0.0.0.0")), BindAddress: util.IP(net.ParseIP("0.0.0.0")),
HealthzPort: 10249, HealthzPort: 10249,
OOMScoreAdj: -899, HealthzBindAddress: util.IP(net.ParseIP("127.0.0.1")),
OOMScoreAdj: -899,
} }
} }
@ -58,6 +60,7 @@ func (s *ProxyServer) AddFlags(fs *pflag.FlagSet) {
fs.Var(&s.BindAddress, "bind_address", "The IP address for the proxy server to serve on (set to 0.0.0.0 for all interfaces)") fs.Var(&s.BindAddress, "bind_address", "The IP address for the proxy server to serve on (set to 0.0.0.0 for all interfaces)")
client.BindClientConfigFlags(fs, &s.ClientConfig) client.BindClientConfigFlags(fs, &s.ClientConfig)
fs.IntVar(&s.HealthzPort, "healthz_port", s.HealthzPort, "The port to bind the health check server. Use 0 to disable.") fs.IntVar(&s.HealthzPort, "healthz_port", s.HealthzPort, "The port to bind the health check server. Use 0 to disable.")
fs.Var(&s.HealthzBindAddress, "healthz_bind_address", "The IP address for the health check server to serve on, defaulting to 127.0.0.1 (set to 0.0.0.0 for all interfaces)")
fs.IntVar(&s.OOMScoreAdj, "oom_score_adj", s.OOMScoreAdj, "The oom_score_adj value for kube-proxy process. Values must be within the range [-1000, 1000]") fs.IntVar(&s.OOMScoreAdj, "oom_score_adj", s.OOMScoreAdj, "The oom_score_adj value for kube-proxy process. Values must be within the range [-1000, 1000]")
} }
@ -107,7 +110,7 @@ func (s *ProxyServer) Run(_ []string) error {
if s.HealthzPort > 0 { if s.HealthzPort > 0 {
go util.Forever(func() { go util.Forever(func() {
err := http.ListenAndServe(s.BindAddress.String()+":"+strconv.Itoa(s.HealthzPort), nil) err := http.ListenAndServe(s.HealthzBindAddress.String()+":"+strconv.Itoa(s.HealthzPort), nil)
if err != nil { if err != nil {
glog.Errorf("Starting health server failed: %v", err) glog.Errorf("Starting health server failed: %v", err)
} }