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Merge pull request #1667 from hmrm/add-kubelet-disable-flags

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Allow disabling non-necessary kubelet and apiserver endpoints
This commit is contained in:
Daniel Smith
2014-10-10 13:38:11 -07:00
parent b51b0ec96b c0bf974871
commit a292d8c416
6 changed files with 50 additions and 32 deletions
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8
cmd/apiserver/apiserver.go
View File

@@ -64,8 +64,9 @@ var (
corsAllowedOriginList util.StringList
allowPrivileged = flag.Bool("allow_privileged", false, "If true, allow privileged containers.")
// TODO: Discover these by pinging the host machines, and rip out these flags.
nodeMilliCPU = flag.Int("node_milli_cpu", 1000, "The amount of MilliCPU provisioned on each node")
nodeMemory = flag.Int("node_memory", 3*1024*1024*1024, "The amount of memory (in bytes) provisioned on each node")
nodeMilliCPU = flag.Int("node_milli_cpu", 1000, "The amount of MilliCPU provisioned on each node")
nodeMemory = flag.Int("node_memory", 3*1024*1024*1024, "The amount of memory (in bytes) provisioned on each node")
enableLogsSupport = flag.Bool("enable_logs_support", true, "Enables server endpoint for log collection")
)
func init() {
@@ -191,6 +192,9 @@ func main() {
apiserver.NewAPIGroup(m.API_v1beta1()).InstallREST(mux, *apiPrefix+"/v1beta1")
apiserver.NewAPIGroup(m.API_v1beta2()).InstallREST(mux, *apiPrefix+"/v1beta2")
apiserver.InstallSupport(mux)
if *enableLogsSupport {
apiserver.InstallLogsSupport(mux)
}
ui.InstallSupport(mux)
handler := http.Handler(mux)

4
cmd/integration/integration.go
View File

@@ -160,7 +160,7 @@ func startComponents(manifestURL string) (apiServerURL string) {
myKubelet := kubelet.NewIntegrationTestKubelet(machineList[0], testRootDir, &fakeDocker1)
go util.Forever(func() { myKubelet.Run(cfg1.Updates()) }, 0)
go util.Forever(func() {
kubelet.ListenAndServeKubeletServer(myKubelet, cfg1.Channel("http"), net.ParseIP("127.0.0.1"), 10250)
kubelet.ListenAndServeKubeletServer(myKubelet, cfg1.Channel("http"), net.ParseIP("127.0.0.1"), 10250, true)
}, 0)
// Kubelet (machine)
@@ -171,7 +171,7 @@ func startComponents(manifestURL string) (apiServerURL string) {
otherKubelet := kubelet.NewIntegrationTestKubelet(machineList[1], testRootDir, &fakeDocker2)
go util.Forever(func() { otherKubelet.Run(cfg2.Updates()) }, 0)
go util.Forever(func() {
kubelet.ListenAndServeKubeletServer(otherKubelet, cfg2.Channel("http"), net.ParseIP("127.0.0.1"), 10251)
kubelet.ListenAndServeKubeletServer(otherKubelet, cfg2.Channel("http"), net.ParseIP("127.0.0.1"), 10251, true)
}, 0)
return apiServer.URL

39
cmd/kubelet/kubelet.go
View File

@@ -48,24 +48,25 @@ import (
const defaultRootDir = "/var/lib/kubelet"
var (
config = flag.String("config", "", "Path to the config file or directory of files")
syncFrequency = flag.Duration("sync_frequency", 10*time.Second, "Max period between synchronizing running containers and config")
fileCheckFrequency = flag.Duration("file_check_frequency", 20*time.Second, "Duration between checking config files for new data")
httpCheckFrequency = flag.Duration("http_check_frequency", 20*time.Second, "Duration between checking http for new data")
manifestURL = flag.String("manifest_url", "", "URL for accessing the container manifest")
enableServer = flag.Bool("enable_server", true, "Enable the info server")
address = util.IP(net.ParseIP("127.0.0.1"))
port = flag.Uint("port", master.KubeletPort, "The port for the info server to serve on")
hostnameOverride = flag.String("hostname_override", "", "If non-empty, will use this string as identification instead of the actual hostname.")
networkContainerImage = flag.String("network_container_image", kubelet.NetworkContainerImage, "The image that network containers in each pod will use.")
dockerEndpoint = flag.String("docker_endpoint", "", "If non-empty, use this for the docker endpoint to communicate with")
etcdServerList util.StringList
etcdConfigFile = flag.String("etcd_config", "", "The config file for the etcd client. Mutually exclusive with -etcd_servers")
rootDirectory = flag.String("root_dir", defaultRootDir, "Directory path for managing kubelet files (volume mounts,etc).")
allowPrivileged = flag.Bool("allow_privileged", false, "If true, allow containers to request privileged mode. [default=false]")
registryPullQPS = flag.Float64("registry_qps", 0.0, "If > 0, limit registry pull QPS to this value. If 0, unlimited. [default=0.0]")
registryBurst = flag.Int("registry_burst", 10, "Maximum size of a bursty pulls, temporarily allows pulls to burst to this number, while still not exceeding registry_qps. Only used if --registry_qps > 0")
runonce = flag.Bool("runonce", false, "If true, exit after spawning pods from local manifests or remote urls. Exclusive with --etcd_servers and --enable-server")
config = flag.String("config", "", "Path to the config file or directory of files")
syncFrequency = flag.Duration("sync_frequency", 10*time.Second, "Max period between synchronizing running containers and config")
fileCheckFrequency = flag.Duration("file_check_frequency", 20*time.Second, "Duration between checking config files for new data")
httpCheckFrequency = flag.Duration("http_check_frequency", 20*time.Second, "Duration between checking http for new data")
manifestURL = flag.String("manifest_url", "", "URL for accessing the container manifest")
enableServer = flag.Bool("enable_server", true, "Enable the info server")
address = util.IP(net.ParseIP("127.0.0.1"))
port = flag.Uint("port", master.KubeletPort, "The port for the info server to serve on")
hostnameOverride = flag.String("hostname_override", "", "If non-empty, will use this string as identification instead of the actual hostname.")
networkContainerImage = flag.String("network_container_image", kubelet.NetworkContainerImage, "The image that network containers in each pod will use.")
dockerEndpoint = flag.String("docker_endpoint", "", "If non-empty, use this for the docker endpoint to communicate with")
etcdServerList util.StringList
etcdConfigFile = flag.String("etcd_config", "", "The config file for the etcd client. Mutually exclusive with -etcd_servers")
rootDirectory = flag.String("root_dir", defaultRootDir, "Directory path for managing kubelet files (volume mounts,etc).")
allowPrivileged = flag.Bool("allow_privileged", false, "If true, allow containers to request privileged mode. [default=false]")
registryPullQPS = flag.Float64("registry_qps", 0.0, "If > 0, limit registry pull QPS to this value. If 0, unlimited. [default=0.0]")
registryBurst = flag.Int("registry_burst", 10, "Maximum size of a bursty pulls, temporarily allows pulls to burst to this number, while still not exceeding registry_qps. Only used if --registry_qps > 0")
runonce = flag.Bool("runonce", false, "If true, exit after spawning pods from local manifests or remote urls. Exclusive with --etcd_servers and --enable-server")
enableDebuggingHandlers = flag.Bool("enable_debugging_handlers", true, "Enables server endpoints for log collection and local running of containers and commands")
)
func init() {
@@ -217,7 +218,7 @@ func main() {
// start the kubelet server
if *enableServer {
go util.Forever(func() {
kubelet.ListenAndServeKubeletServer(k, cfg.Channel("http"), net.IP(address), *port)
kubelet.ListenAndServeKubeletServer(k, cfg.Channel("http"), net.IP(address), *port, *enableDebuggingHandlers)
}, 0)
}