Merge pull request #19 from vimeo/update-deps-20200717

Update Dependencies

go.mod

@@ -3,16 +3,11 @@ module github.com/vimeo/pentagon
 go 1.14
 
 require (
-	cloud.google.com/go v0.26.0
-	github.com/docker/spdystream v0.0.0-20181023171402-6480d4af844c // indirect
-	github.com/elazarl/goproxy v0.0.0-20190421051319-9d40249d3c2f // indirect
-	github.com/elazarl/goproxy/ext v0.0.0-20190421051319-9d40249d3c2f // indirect
-	github.com/hashicorp/vault/api v1.0.1
-	github.com/imdario/mergo v0.3.7 // indirect
-	gopkg.in/yaml.v2 v2.2.1
-	k8s.io/api v0.0.0-20190313235455-40a48860b5ab
-	k8s.io/apimachinery v0.0.0-20190313205120-d7deff9243b1
-	k8s.io/client-go v11.0.0+incompatible
-	k8s.io/utils v0.0.0-20190308190857-21c4ce38f2a7 // indirect
-	sigs.k8s.io/kind v0.0.0-20190413011403-161151a26faf
+	cloud.google.com/go v0.61.0
+	github.com/googleapis/gnostic v0.2.0 // indirect
+	github.com/hashicorp/vault/api v1.0.4
+	gopkg.in/yaml.v2 v2.2.8
+	k8s.io/api v0.18.6
+	k8s.io/apimachinery v0.18.6
+	k8s.io/client-go v0.18.6
 )

pentagon/main.go

@@ -1,12 +1,15 @@
 package main
 
 import (
+	"context"
 	"fmt"
 	"io/ioutil"
 	"log"
 	"net/url"
 	"os"
+	"os/signal"
 	"strings"
+	"syscall"
 
 	"cloud.google.com/go/compute/metadata"
 	"github.com/hashicorp/vault/api"
@@ -19,6 +22,19 @@ import (
 )
 
 func main() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	sigChan := make(chan os.Signal, 1)
+	signal.Notify(sigChan, os.Interrupt, syscall.SIGTERM)
+	go func() {
+		<-sigChan
+		log.Printf("caught signal")
+		cancel()
+		// We're done with this channel, remove the signal handler.
+		signal.Stop(sigChan)
+	}()
+
 	if len(os.Args) != 2 {
 		log.Printf(
 			"incorrect number of arguments. need 2, got %d [%#v]",
@@ -67,7 +83,7 @@ func main() {
 		config.Label,
 	)
 
-	err = reflector.Reflect(config.Mappings)
+	err = reflector.Reflect(ctx, config.Mappings)
 	if err != nil {
 		log.Printf("error reflecting vault values into kubernetes: %s", err)
 		os.Exit(40)