diff --git a/vendor/github.com/fullstorydev/grpcurl/.gitignore b/vendor/github.com/fullstorydev/grpcurl/.gitignore
index 849ddff..53fe3b5 100644
--- a/vendor/github.com/fullstorydev/grpcurl/.gitignore
+++ b/vendor/github.com/fullstorydev/grpcurl/.gitignore
@@ -1 +1,2 @@
 dist/
+VERSION
diff --git a/vendor/github.com/fullstorydev/grpcurl/Dockerfile b/vendor/github.com/fullstorydev/grpcurl/Dockerfile
new file mode 100644
index 0000000..0f71406
--- /dev/null
+++ b/vendor/github.com/fullstorydev/grpcurl/Dockerfile
@@ -0,0 +1,33 @@
+FROM golang:1.11.10-alpine as builder
+MAINTAINER FullStory Engineering
+
+# currently, a module build requires gcc (so Go tool can build
+# module-aware versions of std library; it ships only w/ the
+# non-module versions)
+RUN apk update && apk add --no-cache ca-certificates git gcc g++ libc-dev
+# create non-privileged group and user
+RUN addgroup -S grpcurl && adduser -S grpcurl -G grpcurl
+
+WORKDIR /tmp/fullstorydev/grpcurl
+# copy just the files/sources we need to build grpcurl
+COPY VERSION *.go go.* /tmp/fullstorydev/grpcurl/
+COPY cmd /tmp/fullstorydev/grpcurl/cmd
+# and build a completely static binary (so we can use
+# scratch as basis for the final image)
+ENV CGO_ENABLED=0
+ENV GOOS=linux
+ENV GOARCH=amd64
+ENV GO111MODULE=on
+RUN go build -o /grpcurl \
+    -ldflags "-w -extldflags \"-static\" -X \"main.version=$(cat VERSION)\"" \
+    ./cmd/grpcurl
+
+# New FROM so we have a nice'n'tiny image
+FROM scratch
+WORKDIR /
+COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
+COPY --from=builder /etc/passwd /etc/passwd
+COPY --from=builder /grpcurl /bin/grpcurl
+USER grpcurl
+
+ENTRYPOINT ["/bin/grpcurl"]
diff --git a/vendor/github.com/fullstorydev/grpcurl/Makefile b/vendor/github.com/fullstorydev/grpcurl/Makefile
index 982d043..8c34d31 100644
--- a/vendor/github.com/fullstorydev/grpcurl/Makefile
+++ b/vendor/github.com/fullstorydev/grpcurl/Makefile
@@ -25,6 +25,12 @@
 	@GO111MODULE=off go get github.com/goreleaser/goreleaser
 	goreleaser --rm-dist
 
+.PHONY: docker
+docker:
+	@echo $(dev_build_version) > VERSION
+	docker build -t fullstorydev/grpcurl:$(dev_build_version) .
+	@rm VERSION
+
 .PHONY: checkgofmt
 checkgofmt:
 	gofmt -s -l .
diff --git a/vendor/github.com/fullstorydev/grpcurl/desc_source.go b/vendor/github.com/fullstorydev/grpcurl/desc_source.go
index c23ae3d..635ddef 100644
--- a/vendor/github.com/fullstorydev/grpcurl/desc_source.go
+++ b/vendor/github.com/fullstorydev/grpcurl/desc_source.go
@@ -3,6 +3,7 @@
 import (
 	"errors"
 	"fmt"
+	"io"
 	"io/ioutil"
 	"sync"
 
@@ -251,3 +252,53 @@
 	}
 	return err
 }
+
+// WriteProtoset will use the given descriptor source to resolve all of the given
+// symbols and write a proto file descriptor set with their definitions to the
+// given output. The output will include descriptors for all files in which the
+// symbols are defined as well as their transitive dependencies.
+func WriteProtoset(out io.Writer, descSource DescriptorSource, symbols ...string) error {
+	// compute set of file descriptors
+	filenames := make([]string, 0, len(symbols))
+	fds := make(map[string]*desc.FileDescriptor, len(symbols))
+	for _, sym := range symbols {
+		d, err := descSource.FindSymbol(sym)
+		if err != nil {
+			return fmt.Errorf("failed to find descriptor for %q: %v", sym, err)
+		}
+		fd := d.GetFile()
+		if _, ok := fds[fd.GetName()]; !ok {
+			fds[fd.GetName()] = fd
+			filenames = append(filenames, fd.GetName())
+		}
+	}
+	// now expand that to include transitive dependencies in topologically sorted
+	// order (such that file always appears after its dependencies)
+	expandedFiles := make(map[string]struct{}, len(fds))
+	allFilesSlice := make([]*descpb.FileDescriptorProto, 0, len(fds))
+	for _, filename := range filenames {
+		allFilesSlice = addFilesToSet(allFilesSlice, expandedFiles, fds[filename])
+	}
+	// now we can serialize to file
+	b, err := proto.Marshal(&descpb.FileDescriptorSet{File: allFilesSlice})
+	if err != nil {
+		return fmt.Errorf("failed to serialize file descriptor set: %v", err)
+	}
+	if _, err := out.Write(b); err != nil {
+		return fmt.Errorf("failed to write file descriptor set: %v", err)
+	}
+	return nil
+}
+
+func addFilesToSet(allFiles []*descpb.FileDescriptorProto, expanded map[string]struct{}, fd *desc.FileDescriptor) []*descpb.FileDescriptorProto {
+	if _, ok := expanded[fd.GetName()]; ok {
+		// already seen this one
+		return allFiles
+	}
+	expanded[fd.GetName()] = struct{}{}
+	// add all dependencies first
+	for _, dep := range fd.GetDependencies() {
+		allFiles = addFilesToSet(allFiles, expanded, dep)
+	}
+	return append(allFiles, fd.AsFileDescriptorProto())
+}
diff --git a/vendor/github.com/fullstorydev/grpcurl/go.mod b/vendor/github.com/fullstorydev/grpcurl/go.mod
index f6af37d..52a9832 100644
--- a/vendor/github.com/fullstorydev/grpcurl/go.mod
+++ b/vendor/github.com/fullstorydev/grpcurl/go.mod
@@ -2,7 +2,7 @@
 
 require (
 	github.com/golang/protobuf v1.3.1
-	github.com/jhump/protoreflect v1.4.1
+	github.com/jhump/protoreflect v1.5.0
 	golang.org/x/net v0.0.0-20190311183353-d8887717615a
 	google.golang.org/grpc v1.21.0
 )
diff --git a/vendor/github.com/fullstorydev/grpcurl/go.sum b/vendor/github.com/fullstorydev/grpcurl/go.sum
index 466dbb1..5a79975 100644
--- a/vendor/github.com/fullstorydev/grpcurl/go.sum
+++ b/vendor/github.com/fullstorydev/grpcurl/go.sum
@@ -7,8 +7,8 @@
 github.com/golang/protobuf v1.3.1 h1:YF8+flBXS5eO826T4nzqPrxfhQThhXl0YzfuUPu4SBg=
 github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
-github.com/jhump/protoreflect v1.4.1 h1:tgahjuElRiJthp9JfaMUFxabBVIytT/lnMSadY5kMjM=
-github.com/jhump/protoreflect v1.4.1/go.mod h1:gZ3i/BeD62fjlaIL0VW4UDMT70CTX+3m4pOnAlJ0BX8=
+github.com/jhump/protoreflect v1.5.0 h1:NgpVT+dX71c8hZnxHof2M7QDK7QtohIJ7DYycjnkyfc=
+github.com/jhump/protoreflect v1.5.0/go.mod h1:eaTn3RZAmMBcV0fifFvlm6VHNz3wSkYyXYWUh7ymB74=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
 golang.org/x/net v0.0.0-20180530234432-1e491301e022/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -21,7 +21,7 @@
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
-google.golang.org/genproto v0.0.0-20170818100345-ee236bd376b0/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
+google.golang.org/genproto v0.0.0-20170818010345-ee236bd376b0/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8 h1:Nw54tB0rB7hY/N0NQvRW8DG4Yk3Q6T9cu9RcFQDu1tc=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/grpc v1.8.0/go.mod h1:yo6s7OP7yaDglbqo1J04qKzAhqBH6lvTonzMVmEdcZw=
diff --git a/vendor/github.com/fullstorydev/grpcurl/grpcurl.go b/vendor/github.com/fullstorydev/grpcurl/grpcurl.go
index 64947de..3c5c607 100644
--- a/vendor/github.com/fullstorydev/grpcurl/grpcurl.go
+++ b/vendor/github.com/fullstorydev/grpcurl/grpcurl.go
@@ -15,6 +15,8 @@
 	"fmt"
 	"io/ioutil"
 	"net"
+	"os"
+	"regexp"
 	"sort"
 	"strings"
 
@@ -161,6 +163,36 @@
 	return md
 }
 
+var envVarRegex = regexp.MustCompile(`\${\w+}`)
+
+// ExpandHeaders expands environment variables contained in the header string.
+// If no corresponding environment variable is found an error is returned.
+// TODO: Add escaping for `${`
+func ExpandHeaders(headers []string) ([]string, error) {
+	expandedHeaders := make([]string, len(headers))
+	for idx, header := range headers {
+		if header == "" {
+			continue
+		}
+		results := envVarRegex.FindAllString(header, -1)
+		if len(results) == 0 {
+			expandedHeaders[idx] = headers[idx]
+			continue
+		}
+		expandedHeader := header
+		for _, result := range results {
+			envVarName := result[2 : len(result)-1] // strip leading `${` and trailing `}`
+			envVarValue, ok := os.LookupEnv(envVarName)
+			if !ok {
+				return nil, fmt.Errorf("header %q refers to missing environment variable %q", header, envVarName)
+			}
+			expandedHeader = strings.Replace(expandedHeader, result, envVarValue, -1)
+		}
+		expandedHeaders[idx] = expandedHeader
+	}
+	return expandedHeaders, nil
+}
+
 var base64Codecs = []*base64.Encoding{base64.StdEncoding, base64.URLEncoding, base64.RawStdEncoding, base64.RawURLEncoding}
 
 func decode(val string) (string, error) {