bump(k8s.io/client-go): add Timeout field to 1.5 restclient

staging/src/k8s.io/client-go/1.5/rest/config.go

@@ -25,6 +25,7 @@ import (
 	"path"
 	gruntime "runtime"
 	"strings"
+	"time"
 
 	"github.com/golang/glog"
 
@@ -109,6 +110,9 @@ type Config struct {
 	// Rate limiter for limiting connections to the master from this client. If present overwrites QPS/Burst
 	RateLimiter flowcontrol.RateLimiter
 
+	// The maximum length of time to wait before giving up on a server request. A value of zero means no timeout.
+	Timeout time.Duration
+
 	// Version forces a specific version to be used (if registered)
 	// Do we need this?
 	// Version string

staging/src/k8s.io/client-go/1.5/tools/clientcmd/client_config.go

@@ -27,6 +27,9 @@ import (
 	"github.com/golang/glog"
 	"github.com/imdario/mergo"
 
+	"strconv"
+	"time"
+
 	"k8s.io/client-go/1.5/pkg/api"
 	"k8s.io/client-go/1.5/rest"
 	clientauth "k8s.io/client-go/1.5/tools/auth"
@@ -108,6 +111,17 @@ func (config *DirectClientConfig) ClientConfig() (*rest.Config, error) {
 
 	clientConfig := &rest.Config{}
 	clientConfig.Host = configClusterInfo.Server
+
+	if len(config.overrides.Timeout) > 0 {
+		if i, err := strconv.ParseInt(config.overrides.Timeout, 10, 64); err == nil && i >= 0 {
+			clientConfig.Timeout = time.Duration(i) * time.Second
+		} else if requestTimeout, err := time.ParseDuration(config.overrides.Timeout); err == nil {
+			clientConfig.Timeout = requestTimeout
+		} else {
+			return nil, fmt.Errorf("Invalid value for option '--request-timeout'. Value must be a single integer, or an integer followed by a corresponding time unit (e.g. 1s | 2m | 3h)")
+		}
+	}
+
 	if u, err := url.ParseRequestURI(clientConfig.Host); err == nil && u.Opaque == "" && len(u.Path) > 1 {
 		u.RawQuery = ""
 		u.Fragment = ""

staging/src/k8s.io/client-go/1.5/tools/clientcmd/overrides.go

@@ -33,6 +33,7 @@ type ConfigOverrides struct {
 	ClusterInfo     clientcmdapi.Cluster
 	Context         clientcmdapi.Context
 	CurrentContext  string
+	Timeout         string
 }
 
 // ConfigOverrideFlags holds the flag names to be used for binding command line flags.  Notice that this structure tightly
@@ -42,6 +43,7 @@ type ConfigOverrideFlags struct {
 	ClusterOverrideFlags ClusterOverrideFlags
 	ContextOverrideFlags ContextOverrideFlags
 	CurrentContext       FlagInfo
+	Timeout              FlagInfo
 }
 
 // AuthOverrideFlags holds the flag names to be used for binding command line flags for AuthInfo objects
@@ -121,6 +123,7 @@ const (
 	FlagImpersonate  = "as"
 	FlagUsername     = "username"
 	FlagPassword     = "password"
+	FlagTimeout      = "request-timeout"
 )
 
 // RecommendedAuthOverrideFlags is a convenience method to return recommended flag names prefixed with a string of your choosing
@@ -151,7 +154,9 @@ func RecommendedConfigOverrideFlags(prefix string) ConfigOverrideFlags {
 		AuthOverrideFlags:    RecommendedAuthOverrideFlags(prefix),
 		ClusterOverrideFlags: RecommendedClusterOverrideFlags(prefix),
 		ContextOverrideFlags: RecommendedContextOverrideFlags(prefix),
-		CurrentContext:       FlagInfo{prefix + FlagContext, "", "", "The name of the kubeconfig context to use"},
+
+		CurrentContext: FlagInfo{prefix + FlagContext, "", "", "The name of the kubeconfig context to use"},
+		Timeout:        FlagInfo{prefix + FlagTimeout, "", "0", "The length of time to wait before giving up on a single server request. Non-zero values should contain a corresponding time unit (e.g. 1s, 2m, 3h). A value of zero means don't timeout requests."},
 	}
 }
 
@@ -190,6 +195,7 @@ func BindOverrideFlags(overrides *ConfigOverrides, flags *pflag.FlagSet, flagNam
 	BindClusterFlags(&overrides.ClusterInfo, flags, flagNames.ClusterOverrideFlags)
 	BindContextFlags(&overrides.Context, flags, flagNames.ContextOverrideFlags)
 	flagNames.CurrentContext.BindStringFlag(flags, &overrides.CurrentContext)
+	flagNames.Timeout.BindStringFlag(flags, &overrides.Timeout)
 }
 
 // BindFlags is a convenience method to bind the specified flags to their associated variables