Fresh dep ensure

vendor/k8s.io/kubernetes/pkg/kubectl/cmd/proxy/BUILD

@@ -0,0 +1,31 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+
+go_library(
+    name = "go_default_library",
+    srcs = ["proxy.go"],
+    importpath = "k8s.io/kubernetes/pkg/kubectl/cmd/proxy",
+    visibility = ["//visibility:public"],
+    deps = [
+        "//pkg/kubectl/cmd/util:go_default_library",
+        "//pkg/kubectl/proxy:go_default_library",
+        "//pkg/kubectl/util/i18n:go_default_library",
+        "//pkg/kubectl/util/templates:go_default_library",
+        "//staging/src/k8s.io/cli-runtime/pkg/genericclioptions:go_default_library",
+        "//vendor/github.com/spf13/cobra:go_default_library",
+        "//vendor/k8s.io/klog:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+)

vendor/k8s.io/kubernetes/pkg/kubectl/cmd/proxy/proxy.go

@@ -0,0 +1,163 @@
+/*
+Copyright 2014 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package proxy
+
+import (
+	"errors"
+	"fmt"
+	"io"
+	"net"
+	"os"
+	"strings"
+
+	"github.com/spf13/cobra"
+	"k8s.io/cli-runtime/pkg/genericclioptions"
+	"k8s.io/klog"
+	cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
+	"k8s.io/kubernetes/pkg/kubectl/proxy"
+	"k8s.io/kubernetes/pkg/kubectl/util/i18n"
+	"k8s.io/kubernetes/pkg/kubectl/util/templates"
+)
+
+var (
+	defaultPort = 8001
+	proxyLong   = templates.LongDesc(i18n.T(`
+		Creates a proxy server or application-level gateway between localhost and
+		the Kubernetes API Server. It also allows serving static content over specified
+		HTTP path. All incoming data enters through one port and gets forwarded to
+		the remote kubernetes API Server port, except for the path matching the static content path.`))
+
+	proxyExample = templates.Examples(i18n.T(`
+		# To proxy all of the kubernetes api and nothing else, use:
+
+		    $ kubectl proxy --api-prefix=/
+
+		# To proxy only part of the kubernetes api and also some static files:
+
+		    $ kubectl proxy --www=/my/files --www-prefix=/static/ --api-prefix=/api/
+
+		# The above lets you 'curl localhost:8001/api/v1/pods'.
+
+		# To proxy the entire kubernetes api at a different root, use:
+
+		    $ kubectl proxy --api-prefix=/custom/
+
+		# The above lets you 'curl localhost:8001/custom/api/v1/pods'
+
+		# Run a proxy to kubernetes apiserver on port 8011, serving static content from ./local/www/
+		kubectl proxy --port=8011 --www=./local/www/
+
+		# Run a proxy to kubernetes apiserver on an arbitrary local port.
+		# The chosen port for the server will be output to stdout.
+		kubectl proxy --port=0
+
+		# Run a proxy to kubernetes apiserver, changing the api prefix to k8s-api
+		# This makes e.g. the pods api available at localhost:8001/k8s-api/v1/pods/
+		kubectl proxy --api-prefix=/k8s-api`))
+)
+
+func NewCmdProxy(f cmdutil.Factory, streams genericclioptions.IOStreams) *cobra.Command {
+	cmd := &cobra.Command{
+		Use:                   "proxy [--port=PORT] [--www=static-dir] [--www-prefix=prefix] [--api-prefix=prefix]",
+		DisableFlagsInUseLine: true,
+		Short:                 i18n.T("Run a proxy to the Kubernetes API server"),
+		Long:                  proxyLong,
+		Example:               proxyExample,
+		Run: func(cmd *cobra.Command, args []string) {
+			err := RunProxy(f, streams.Out, cmd)
+			cmdutil.CheckErr(err)
+		},
+	}
+	cmd.Flags().StringP("www", "w", "", "Also serve static files from the given directory under the specified prefix.")
+	cmd.Flags().StringP("www-prefix", "P", "/static/", "Prefix to serve static files under, if static file directory is specified.")
+	cmd.Flags().StringP("api-prefix", "", "/", "Prefix to serve the proxied API under.")
+	cmd.Flags().String("accept-paths", proxy.DefaultPathAcceptRE, "Regular expression for paths that the proxy should accept.")
+	cmd.Flags().String("reject-paths", proxy.DefaultPathRejectRE, "Regular expression for paths that the proxy should reject. Paths specified here will be rejected even accepted by --accept-paths.")
+	cmd.Flags().String("accept-hosts", proxy.DefaultHostAcceptRE, "Regular expression for hosts that the proxy should accept.")
+	cmd.Flags().String("reject-methods", proxy.DefaultMethodRejectRE, "Regular expression for HTTP methods that the proxy should reject (example --reject-methods='POST,PUT,PATCH'). ")
+	cmd.Flags().IntP("port", "p", defaultPort, "The port on which to run the proxy. Set to 0 to pick a random port.")
+	cmd.Flags().StringP("address", "", "127.0.0.1", "The IP address on which to serve on.")
+	cmd.Flags().Bool("disable-filter", false, "If true, disable request filtering in the proxy. This is dangerous, and can leave you vulnerable to XSRF attacks, when used with an accessible port.")
+	cmd.Flags().StringP("unix-socket", "u", "", "Unix socket on which to run the proxy.")
+	cmd.Flags().Duration("keepalive", 0, "keepalive specifies the keep-alive period for an active network connection. Set to 0 to disable keepalive.")
+	return cmd
+}
+
+func RunProxy(f cmdutil.Factory, out io.Writer, cmd *cobra.Command) error {
+	path := cmdutil.GetFlagString(cmd, "unix-socket")
+	port := cmdutil.GetFlagInt(cmd, "port")
+	address := cmdutil.GetFlagString(cmd, "address")
+
+	if port != defaultPort && path != "" {
+		return errors.New("Don't specify both --unix-socket and --port")
+	}
+
+	clientConfig, err := f.ToRESTConfig()
+	if err != nil {
+		return err
+	}
+
+	staticPrefix := cmdutil.GetFlagString(cmd, "www-prefix")
+	if !strings.HasSuffix(staticPrefix, "/") {
+		staticPrefix += "/"
+	}
+	staticDir := cmdutil.GetFlagString(cmd, "www")
+	if staticDir != "" {
+		fileInfo, err := os.Stat(staticDir)
+		if err != nil {
+			klog.Warning("Failed to stat static file directory "+staticDir+": ", err)
+		} else if !fileInfo.IsDir() {
+			klog.Warning("Static file directory " + staticDir + " is not a directory")
+		}
+	}
+
+	apiProxyPrefix := cmdutil.GetFlagString(cmd, "api-prefix")
+	if !strings.HasSuffix(apiProxyPrefix, "/") {
+		apiProxyPrefix += "/"
+	}
+	filter := &proxy.FilterServer{
+		AcceptPaths:   proxy.MakeRegexpArrayOrDie(cmdutil.GetFlagString(cmd, "accept-paths")),
+		RejectPaths:   proxy.MakeRegexpArrayOrDie(cmdutil.GetFlagString(cmd, "reject-paths")),
+		AcceptHosts:   proxy.MakeRegexpArrayOrDie(cmdutil.GetFlagString(cmd, "accept-hosts")),
+		RejectMethods: proxy.MakeRegexpArrayOrDie(cmdutil.GetFlagString(cmd, "reject-methods")),
+	}
+	if cmdutil.GetFlagBool(cmd, "disable-filter") {
+		if path == "" {
+			klog.Warning("Request filter disabled, your proxy is vulnerable to XSRF attacks, please be cautious")
+		}
+		filter = nil
+	}
+
+	keepalive := cmdutil.GetFlagDuration(cmd, "keepalive")
+
+	server, err := proxy.NewServer(staticDir, apiProxyPrefix, staticPrefix, filter, clientConfig, keepalive)
+
+	// Separate listening from serving so we can report the bound port
+	// when it is chosen by os (eg: port == 0)
+	var l net.Listener
+	if path == "" {
+		l, err = server.Listen(address, port)
+	} else {
+		l, err = server.ListenUnix(path)
+	}
+	if err != nil {
+		klog.Fatal(err)
+	}
+	fmt.Fprintf(out, "Starting to serve on %s\n", l.Addr().String())
+	klog.Fatal(server.ServeOnListener(l))
+	return nil
+}