Switch golang flag's to allow for glog argument access

cmd/mc-router/main.go

@@ -2,27 +2,24 @@ package main
 
 import (
 	"context"
+	"flag"
 	"fmt"
-	"github.com/alecthomas/kingpin"
 	"github.com/itzg/mc-router/server"
 	"github.com/sirupsen/logrus"
 	"net"
 	"os"
 	"os/signal"
 	"strconv"
+	"strings"
 )
 
 var (
-	port = kingpin.Flag("port", "The port bound to listen for Minecraft client connections").
-		Default("25565").Int()
-	apiBinding = kingpin.Flag("api-binding", "The host:port bound for servicing API requests").
-			String()
-	mappings = kingpin.Flag("mapping", "Mapping of external hostname to internal server host:port").
-			StringMap()
-	versionFlag = kingpin.Flag("version", "Output version and exit").
-			Bool()
-	kubeConfigFile = kingpin.Flag("kube-config", "The path to a kubernetes configuration file").String()
-	inKubeCluster  = kingpin.Flag("in-kube-cluster", "Use in-cluster kubernetes config").Bool()
+	port           = flag.Int("port", 25565, "The port bound to listen for Minecraft client connections")
+	apiBinding     = flag.String("api-binding", "", "The host:port bound for servicing API requests")
+	mappings       = flag.String("mapping", "", "Comma-separated mappings of externalHostname=host:port")
+	versionFlag    = flag.Bool("version", false, "Output version and exit")
+	kubeConfigFile = flag.String("kube-config", "", "The path to a kubernetes configuration file")
+	inKubeCluster  = flag.Bool("in-kube-cluster", false, "Use in-cluster kubernetes config")
 )
 
 var (
@@ -36,7 +33,7 @@ func showVersion() {
 }
 
 func main() {
-	kingpin.Parse()
+	flag.Parse()
 
 	if *versionFlag {
 		showVersion()
@@ -48,7 +45,7 @@ func main() {
 	c := make(chan os.Signal, 1)
 	signal.Notify(c, os.Interrupt)
 
-	server.Routes.RegisterAll(*mappings)
+	server.Routes.RegisterAll(parseMappings(*mappings))
 
 	server.Connector.StartAcceptingConnections(ctx, net.JoinHostPort("", strconv.Itoa(*port)))
 
@@ -77,3 +74,19 @@ func main() {
 	logrus.Info("Stopping")
 	cancel()
 }
+
+func parseMappings(val string) map[string]string {
+	result := make(map[string]string)
+	if val != "" {
+		parts := strings.Split(val, ",")
+		for _, part := range parts {
+			keyValue := strings.Split(part, "=")
+			if len(keyValue) == 2 {
+				result[keyValue[0]] = keyValue[1]
+			}
+			logrus.WithField("part", part).Fatal("Invalid part of mapping")
+		}
+	}
+
+	return result
+}

glide.lock

@@ -1,14 +1,6 @@
-hash: d0042501db8c547ec44ff6828ff8b0c7d08561d95311f4c62cf8014e6a02e97e
-updated: 2018-05-26T11:09:13.8257578-05:00
+hash: 6d3afa029b5a24a153f556f8a2ca493f4f1de4c41f438d2309a32a922e2d9408
+updated: 2018-05-27T14:41:00.6804253-05:00
 imports:
-- name: github.com/alecthomas/kingpin
-  version: 947dcec5ba9c011838740e680966fd7087a71d0d
-- name: github.com/alecthomas/template
-  version: a0175ee3bccc567396460bf5acd36800cb10c49c
-  subpackages:
-  - parse
-- name: github.com/alecthomas/units
-  version: 2efee857e7cfd4f3d0138cc3cbb1b4966962b93a
 - name: github.com/davecgh/go-spew
   version: 782f4967f2dc4564575ca782fe2d04090b5faca8
   subpackages:
@@ -59,14 +51,13 @@ imports:
 - name: github.com/spf13/pflag
   version: 4c012f6dcd9546820e378d0bdda4d8fc772cdfea
 - name: golang.org/x/crypto
-  version: a3beeb748656e13e54256fd2cde19e058f41f60f
+  version: ab813273cd59e1333f7ae7bff5d027d4aadf528c
   subpackages:
   - ssh/terminal
 - name: golang.org/x/net
   version: 1c05540f6879653db88113bc4a2b70aec4bd491f
   subpackages:
   - context
-  - context/ctxhttp
   - http2
   - http2/hpack
   - idna
@@ -126,17 +117,10 @@ imports:
 - name: k8s.io/apimachinery
   version: 302974c03f7e50f16561ba237db776ab93594ef6
   subpackages:
-  - pkg/api/equality
   - pkg/api/errors
   - pkg/api/meta
   - pkg/api/resource
-  - pkg/api/testing
-  - pkg/api/testing/fuzzer
-  - pkg/api/testing/roundtrip
-  - pkg/apimachinery
-  - pkg/apimachinery/announced
-  - pkg/apimachinery/registered
-  - pkg/apis/meta/fuzzer
+  - pkg/api/resource
   - pkg/apis/meta/internalversion
   - pkg/apis/meta/v1
   - pkg/apis/meta/v1/unstructured
@@ -146,6 +130,8 @@ imports:
   - pkg/fields
   - pkg/labels
   - pkg/runtime
+  - pkg/runtime
+  - pkg/runtime/schema
   - pkg/runtime/schema
   - pkg/runtime/serializer
   - pkg/runtime/serializer/json
@@ -155,29 +141,24 @@ imports:
   - pkg/runtime/serializer/versioning
   - pkg/selection
   - pkg/types
+  - pkg/types
   - pkg/util/cache
   - pkg/util/clock
   - pkg/util/diff
   - pkg/util/errors
   - pkg/util/framer
-  - pkg/util/httpstream
-  - pkg/util/httpstream/spdy
+  - pkg/util/intstr
   - pkg/util/intstr
   - pkg/util/json
-  - pkg/util/mergepatch
   - pkg/util/net
-  - pkg/util/remotecommand
   - pkg/util/runtime
   - pkg/util/sets
-  - pkg/util/strategicpatch
   - pkg/util/validation
   - pkg/util/validation/field
   - pkg/util/wait
   - pkg/util/yaml
   - pkg/version
   - pkg/watch
-  - third_party/forked/golang/json
-  - third_party/forked/golang/netutil
   - third_party/forked/golang/reflect
 - name: k8s.io/client-go
   version: 23781f4d6632d88e869066eaebb743857aa1ef9b

glide.yaml

@@ -1,7 +1,5 @@
 package: github.com/itzg/mc-router
 import:
-- package: github.com/alecthomas/kingpin
-  version: ^2.2.6
 - package: github.com/gorilla/mux
   version: ^1.6.2
 - package: github.com/pkg/errors