all: update to use Go modules

.circleci/config.yml

@@ -2,10 +2,10 @@ version: 2.1
 executors:
   "previous":
     docker:
-      - image: golang:1.12
+      - image: golang:1.14
   "stable":
     docker:
-      - image: golang:1.13
+      - image: golang:1.15
 
 commands:
   install:
@@ -43,44 +43,26 @@ commands:
           name: protoc-gen-gogofaster
           command: |
             if ! [ -x $GOPATH/bin/protoc-gen-gogofaster ] ; then
-              go get -d -v github.com/gogo/protobuf/protoc-gen-gogofaster
-              cd $GOPATH/src/github.com/gogo/protobuf
-              git fetch
-              git reset --hard <<parameters.protoc_gen_gogofaster_tag>>
-              go install github.com/gogo/protobuf/protoc-gen-gogofaster
+              go get -u -v github.com/gogo/protobuf/protoc-gen-gogofaster@<<parameters.protoc_gen_gogofaster_tag>>
             fi
       - run:
           name: gojson
           command: |
             if ! [ -x $GOPATH/bin/gojson ] ; then
-              go get -d -u github.com/ChimeraCoder/gojson/gojson
-              cd $GOPATH/src/github.com/ChimeraCoder/gojson
-              git fetch
-              git reset --hard <<parameters.gojson_tag>>
-              go install github.com/ChimeraCoder/gojson/gojson
-            fi
-      - run:
-          name: dep
-          command: |
-            if ! [ -x $GOPATH/bin/dep ] ; then
-              curl https://raw.githubusercontent.com/golang/dep/master/install.sh | sh
+              go get -u -v github.com/ChimeraCoder/gojson/gojson@<<parameters.gojson_tag>>
             fi
       - run:
           name: stringer
           command: |
             if ! [ -x $GOPATH/bin/stringer ] ; then
-              go get -u -u golang.org/x/tools/cmd/stringer
-              cd $GOPATH/src/golang.org/x/tools/cmd/stringer
-              git reset --hard <<parameters.stringer_rev>>
-              go install
+              go get -u -v golang.org/x/tools/cmd/stringer
             fi
       - save_cache:
           <<: *prereq_cache_key
           paths:
             - /opt/protoc
             - /go/bin/protoc-gen-gogofaster
-            - /go/src/github.com/gogo/protobuf
-            - /go/bin/dep
+            - /go/pkg/mod/github.com/gogo/protobuf@<<parameters.protoc_gen_gogofaster_tag>>
             - /go/bin/stringer
   fetch_and_build_latest_go:
     description: "Builds the latest version of go from source"
@@ -162,14 +144,18 @@ jobs:
     executor:
       name: stable
     working_directory: /go/src/github.com/stripe/veneur
+    environment:
+      GO111MODULE: "on"
     steps:
-    - checkout
-    - test
+      - checkout
+      - test
 
   test_previous:
     executor:
       name: previous
     working_directory: /go/src/github.com/stripe/veneur
+    environment:
+      GO111MODULE: "on"
     steps:
       - checkout
       - test
@@ -179,7 +165,7 @@ jobs:
       - image: golang:latest
     working_directory: /go/src/github.com/stripe/veneur
     environment:
-      GO111MODULE: auto
+      GO111MODULE: "on"
     steps:
       - fetch_and_build_latest_go
       - checkout

Dockerfile

@@ -1,33 +1,24 @@
 # For running Veneur under Docker, you probably want either the pre-built images
 # published at https://hub.docker.com/r/stripe/veneur/
 # or the Dockerfiles in https://github.com/stripe/veneur/tree/master/public-docker-images
-FROM golang:1.14
-MAINTAINER The Stripe Observability Team <[email protected]>
+FROM golang:1.15
+LABEL maintainer="The Stripe Observability Team <[email protected]>"
 
-RUN mkdir -p /build
 ENV GOPATH=/go
+ENV GO111MODULE=on
 RUN apt-get update
 RUN apt-get install -y zip
 RUN go get -u -v github.com/ChimeraCoder/gojson/gojson
-RUN go get -d -v github.com/gogo/protobuf/protoc-gen-gogofaster
-WORKDIR /go/src/github.com/gogo/protobuf
-RUN git fetch
-RUN git checkout v1.2.1
-RUN go install github.com/gogo/protobuf/protoc-gen-gogofaster
-WORKDIR /go
-RUN curl https://raw.githubusercontent.com/golang/dep/master/install.sh | sh
+RUN go get -u -v github.com/gogo/protobuf/[email protected]
 RUN go get -u -v golang.org/x/tools/cmd/stringer
-WORKDIR /go/src/golang.org/x/tools/cmd/stringer
-RUN git checkout d11f6ec946130207fd66b479a9a6def585b5110b
-RUN go install
-WORKDIR /go
+WORKDIR /protoc
 RUN wget https://github.com/google/protobuf/releases/download/v3.1.0/protoc-3.1.0-linux-x86_64.zip
 RUN unzip protoc-3.1.0-linux-x86_64.zip
 RUN cp bin/protoc /usr/bin/protoc
 RUN chmod 777 /usr/bin/protoc
 
-WORKDIR /go/src/github.com/stripe/veneur
-ADD . /go/src/github.com/stripe/veneur
+WORKDIR /veneur
+ADD . /veneur
 
 # If running locally, ignore any changes since
 # the last commit
@@ -38,7 +29,6 @@ RUN git reset --hard HEAD && git status
 # because we are guaranteed only one version of Go
 # used to build protoc-gen-go
 RUN go generate
-RUN dep check
 # Exclude vendor from gofmt checks.
 RUN mv vendor ../ && gofmt -w . && mv ../vendor .
 
@@ -58,6 +48,6 @@ RUN git add .
 RUN git diff --cached
 RUN git diff-index --cached --exit-code HEAD
 
-
+RUN mkdir -p /build
 RUN go test -race -v -timeout 60s -ldflags "-X github.com/stripe/veneur.VERSION=$(git rev-parse HEAD) -X github.com/stripe/veneur.BUILD_DATE=$(date +%s)" ./...
 CMD cp -r henson /build/ && env GOBIN=/build go install -a -v -ldflags "-X github.com/stripe/veneur.VERSION=$(git rev-parse HEAD) -X github.com/stripe/veneur.BUILD_DATE=$(date +%s)" ./cmd/...