Go Language Support – Milestone v0.2.0

.devcontainer/Dockerfile

@@ -0,0 +1,80 @@
+# Update the VARIANT arg in devcontainer.json to pick an Go version
+ARG VARIANT=1
+FROM golang:1.14
+
+# This Dockerfile adds a non-root user with sudo access. Update the “remoteUser” property in
+# devcontainer.json to use it. More info: https://aka.ms/vscode-remote/containers/non-root-user.
+ARG USERNAME=vscode
+ARG USER_UID=1000
+ARG USER_GID=$USER_UID
+
+# Options for common setup script - SHA generated on release
+ARG INSTALL_ZSH="true"
+ARG UPGRADE_PACKAGES="false"
+ARG COMMON_SCRIPT_SOURCE="https://raw.githubusercontent.com/microsoft/vscode-dev-containers/master/script-library/common-debian.sh"
+ARG COMMON_SCRIPT_SHA="dev-mode"
+
+# Install needed packages and setup non-root user. Use a separate RUN statement to add your own dependencies.
+RUN apt-get update \
+    && export DEBIAN_FRONTEND=noninteractive \
+    && apt-get -y install --no-install-recommends curl ca-certificates 2>&1 \
+    && curl -sSL  ${COMMON_SCRIPT_SOURCE} -o /tmp/common-setup.sh \
+    && ([ "${COMMON_SCRIPT_SHA}" = "dev-mode" ] || (echo "${COMMON_SCRIPT_SHA} /tmp/common-setup.sh" | sha256sum -c -)) \
+    && /bin/bash /tmp/common-setup.sh "${INSTALL_ZSH}" "${USERNAME}" "${USER_UID}" "${USER_GID}" "${UPGRADE_PACKAGES}" \
+    # Clean up
+    && apt-get autoremove -y \
+    && apt-get clean -y \
+    && rm -rf /var/lib/apt/lists/*
+
+# Use Docker within a Codespace
+# https://docs.microsoft.com/en-us/visualstudio/codespaces/reference/configuring#use-docker-within-a-codespace
+RUN groupadd -g 800 docker
+RUN usermod -a -G docker vscode
+
+# Install Go tools
+ARG GO_TOOLS_WITH_MODULES="\
+    golang.org/x/tools/gopls \
+    honnef.co/go/tools/... \
+    golang.org/x/tools/cmd/gorename \
+    golang.org/x/tools/cmd/goimports \
+    golang.org/x/tools/cmd/guru \
+    golang.org/x/lint/golint \
+    github.com/mdempsky/gocode \
+    github.com/cweill/gotests/... \
+    github.com/haya14busa/goplay/cmd/goplay \
+    github.com/sqs/goreturns \
+    github.com/josharian/impl \
+    github.com/davidrjenni/reftools/cmd/fillstruct \
+    github.com/uudashr/gopkgs/v2/cmd/gopkgs \
+    github.com/ramya-rao-a/go-outline \
+    github.com/acroca/go-symbols \
+    github.com/godoctor/godoctor \
+    github.com/rogpeppe/godef \
+    github.com/zmb3/gogetdoc \
+    github.com/fatih/gomodifytags \
+    github.com/mgechev/revive \
+    github.com/go-delve/delve/cmd/dlv"
+RUN mkdir -p /tmp/gotools \
+    && cd /tmp/gotools \
+    && export GOPATH=/tmp/gotools \
+    # Go tools w/module support
+    && export GO111MODULE=on \
+    && (echo "${GO_TOOLS_WITH_MODULES}" | xargs -n 1 go get -x )2>&1 \
+    # gocode-gomod
+    && export GO111MODULE=auto \
+    && go get -x -d github.com/stamblerre/gocode 2>&1 \
+    && go build -o gocode-gomod github.com/stamblerre/gocode \
+    # golangci-lint
+    && curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b /usr/local/bin 2>&1 \
+    # Move Go tools into path and clean up
+    && mv /tmp/gotools/bin/* /usr/local/bin/ \
+    && mv gocode-gomod /usr/local/bin/ \
+    && rm -rf /tmp/gotools
+
+ENV GO111MODULE=auto
+
+RUN go get github.com/golang/protobuf/protoc-gen-go
+
+RUN apt-get update \
+ && export DEBIAN_FRONTEND=noninteractive \
+ && apt-get -y install --no-install-recommends protobuf-compiler docker.io

.devcontainer/build.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+
+set -o nounset
+set -o errexit
+set -o pipefail
+
+readonly CMD=${1:-image}
+readonly IMAGE=cloudstateio/cloudstate-go-devcontainer:latest
+docker build . -t "$IMAGE"
+if [ "$CMD" == "push" ]; then
+  docker push "$IMAGE"
+fi

.devcontainer/devcontainer.json

@@ -0,0 +1,19 @@
+{
+  "name": "Go",
+  "image": "cloudstateio/cloudstate-go-devcontainer",
+  "runArgs": [
+    "--cap-add=SYS_PTRACE",
+    "--security-opt",
+    "seccomp=unconfined",
+    "-v",
+    "/var/run/docker.sock:/var/run/docker.sock"
+  ],
+  "settings": {
+    "terminal.integrated.shell.linux": "/bin/bash",
+    "go.gopath": "/go"
+  },
+  "extensions": [
+    "golang.go"
+  ],
+  "remoteUser": "vscode"
+}

.travis.yml

@@ -2,26 +2,42 @@ language: go
 os:
   - linux
 go:
-  - 1.13.x
-
+  - 1.14.x
+services:
+  - docker
+env:
+  global:
+    # encrypted with: travis encrypt --pro -r cloudstateio/go-support DEPLOY_DOCS_TOKEN=<token>
+    - secure: "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"
+      # Docker hub password; encrypted with: travis encrypt --pro -r cloudstateio/go-support DOCKER_PASSWORD={password}
+    - secure: "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"
 jobs:
   include:
     - stage: build
       before_install:
         - go get -t -v ./...
       script:
-        - go test -v -race -coverprofile=coverage.txt -covermode=atomic -bench=. ./...
+        - go test -v -race -coverprofile=coverage_all.txt -covermode=atomic -coverpkg=github.com/cloudstateio/go-support/cloudstate/... ./...
+        - cat coverage_all.txt | grep -v ".pb.go" > coverage.txt && rm coverage_all.txt
       after_success:
         - if [ "$TRAVIS_OS_NAME" = "linux" ]; then bash <(curl -s https://codecov.io/bash); fi
-
-    - stage: validate docs
-      script: make -C docs
-
+    - stage: verification
+      name: tck verification
+      script:
+        - cd tck && ./run_tck.sh
     - stage: deploy docs
+      name: deploy release docs to cloudstate.io
       if: tag =~ ^v
-      script: make -C docs deploy
-
-env:
-  global:
-    # encrypted with: travis encrypt --pro -r cloudstateio/go-support DEPLOY_DOCS_TOKEN=<token>
-    secure: "L1uMy3mR5U+0HFmjJwSD6i/av667T187DkzIlRwfTnEGPG6LoZ5EwyGC/IxbKbV2EyUmxt7zDO+OXvsiZx0l0mXZ5ozAKdTB7eb/ujhinwnvB82OtKu8ejvZqI0ooPO+D1RlxqZF5HCX69L0DfTjhytkqLUIlN4CTtSO4ElJ/1Ottg0c3qiNUYvNdFqsKsF7Dq7EJU8G/vZ6o1WCUJzawLshOGDQ9jSL14QnKquFr/cMXHcg3GgiPVl2NFWAld0fOuNpYqUy2X3O7V4/FOJGe+btOao4xQyVsn9V/1VFsqRCyp1uy+kPbQbA0f+fBY3CnDpLKHrhYv8TDdfP9tbUEIhGikc+aqYeGOP6+4vPK/Xi/p2pZEZErPcBfc7CoJECNG4csMjq0GGdhp6UYJO1JPMVrLFZsWLoxPiXTkreQ+Gj4+Jgia20xfcUR/tkZrCQMnkySfFPHK48g2VOadfIZNz6hbdMGrZUarMrWC/hi3DIUdoT0Wn6y5LuP8goAbIBI/+KXvECIdiqTHu7WIwtdesTIZJvHhdp44zec8Teb0Bo6uYoIrKXvfTQbgvTzMzZO8DZ1L21OL7EKD9H6rvFabZXz5I2i9695Q6gkQYmK6Twg6CK1p/aZXmJWN8QXceXPavl3iNvC2fMSFxZvHBuqAjknCQlmTH7/BKyEw5AQ/Q="
+      language: scala
+      script: cd docs && sbt deploy
+    - stage: deploy docs
+      name: deploy snapshot docs to cloudstate.io
+      if: branch = master AND type = push
+      language: scala
+      script: cd docs && sbt deploy
+    - stage: deploy devcontainer image
+      name: deploy devcontainer image to dockerhub
+      if: branch = master AND type = push
+      script:
+        - echo "$DOCKER_PASSWORD" | docker login -u cloudstatebot --password-stdin
+        - pushd . && cd .devcontainer && ./build.sh push && popd

README.md

@@ -1,7 +1,8 @@
 # Cloudstate stateful service support in Go
-[![Build Status](https://travis-ci.com/cloudstateio/go-support.svg)](https://travis-ci.com/cloudstateio/go-support) 
+[![GoDev](https://img.shields.io/static/v1?label=godev&message=reference&color=00add8)](https://pkg.go.dev/mod/github.com/cloudstateio/go-support)
+[![Build Status](https://travis-ci.com/cloudstateio/go-support.svg)](https://travis-ci.com/cloudstateio/go-support)
+[![Go Report Card](https://goreportcard.com/badge/github.com/cloudstateio/go-support)](https://goreportcard.com/report/github.com/cloudstateio/go-support)
 [![codecov](https://codecov.io/gh/cloudstateio/go-support/branch/master/graph/badge.svg)](https://codecov.io/gh/cloudstateio/go-support)
-[![GoDoc](https://godoc.org/github.com/cloudstateio/go-support/cloudstate?status.svg)](https://godoc.org/github.com/cloudstateio/go-support/cloudstate)
 
 This package provides support for writing [Cloudstate](https://github.com/cloudstateio/cloudstate) stateful functions in Go.
 

build/TCK.Dockerfile

@@ -1,23 +1,22 @@
-FROM golang:1.13.1-alpine3.10
+FROM golang:1.14.4-alpine3.12 as builder
 
 RUN apk --no-cache add git
+RUN apk --no-cache add ca-certificates
 
 WORKDIR /go/src/app
 COPY . .
-
+#
 # -race and therefore CGO needs gcc, we don't want it to have in our build
-RUN CGO_ENABLED=0 go build -v -o tck_shoppingcart ./tck/cmd/tck_shoppingcart
+RUN CGO_ENABLED=0 go build -v -o tck_eventsourced ./tck/cmd/tck_eventsourced
 RUN go install -v ./...
-
+#
 # multistage – copy over the binary
 FROM alpine:latest
-RUN apk --no-cache add ca-certificates
-
-WORKDIR /root/
-COPY --from=0 /go/bin/tck_shoppingcart .
-
+RUN mkdir -p /srv/
+WORKDIR /srv
+COPY --from=builder /go/bin/tck_eventsourced .
+COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
 EXPOSE 8080
 ENV HOST 0.0.0.0
 ENV PORT 8080
-
-CMD ["./tck_shoppingcart"]
+CMD ["./tck_eventsourced"]

build/build-and-publish-docker-image-tck.sh

@@ -4,5 +4,5 @@ set -o nounset
 set -o errexit
 set -o pipefail
 
-docker build -t gcr.io/mrcllnz/cloudstate-go-tck:latest -f ./build/TCK.Dockerfile .
-docker push gcr.io/mrcllnz/cloudstate-go-tck:latest
+DOCKER_BUILDKIT=1 docker build -t cloudstateio/cloudstate-go-tck:latest -f ./build/TCK.Dockerfile . || exit $?
+docker push cloudstateio/cloudstate-go-tck:latest

build/compile-pb.sh

@@ -4,12 +4,70 @@ set -o nounset
 set -o errexit
 set -o pipefail
 
-# CloudState protocol
-protoc --go_out=plugins=grpc,paths=source_relative:. --proto_path=protobuf/frontend/ protobuf/frontend/cloudstate/entity_key.proto
-protoc --go_out=plugins=grpc:. --proto_path=protobuf/protocol/ protobuf/protocol/cloudstate/entity.proto
-protoc --go_out=plugins=grpc:. --proto_path=protobuf/protocol/ protobuf/protocol/cloudstate/event_sourced.proto
-protoc --go_out=plugins=grpc:. --proto_path=protobuf/protocol/ protobuf/protocol/cloudstate/function.proto
-
-# TCK shopping cart sample
-protoc --go_out=plugins=grpc:. --proto_path=protobuf/protocol/ --proto_path=protobuf/frontend/ --proto_path=protobuf/proxy/ --proto_path=protobuf/example/ protobuf/example/shoppingcart/shoppingcart.proto
-protoc --go_out=plugins=grpc,paths=source_relative:tck/shoppingcart/persistence --proto_path=protobuf/protocol/ --proto_path=protobuf/frontend/ --proto_path=protobuf/proxy/ --proto_path=protobuf/example/shoppingcart/persistence/ protobuf/example/shoppingcart/persistence/domain.proto
+# Cloudstate
+protoc --go_out=plugins=grpc,paths=source_relative:cloudstate/protocol --proto_path=protobuf/protocol/cloudstate entity.proto
+protoc --go_out=plugins=grpc,paths=source_relative:. --proto_path=protobuf/frontend/ cloudstate/entity_key.proto
+protoc --go_out=plugins=grpc,paths=source_relative:cloudstate/entity --proto_path=protobuf/protocol \
+  --proto_path=protobuf/protocol/cloudstate crdt.proto
+protoc --go_out=plugins=grpc,paths=source_relative:cloudstate/entity --proto_path=protobuf/protocol/ \
+  --proto_path=protobuf/protocol/cloudstate function.proto
+protoc --go_out=plugins=grpc,paths=source_relative:cloudstate/entity --proto_path=protobuf/protocol/ \
+  --proto_path=protobuf/protocol/cloudstate event_sourced.proto
+
+# TCK CRDT
+protoc --go_out=plugins=grpc,paths=source_relative:./tck/crdt \
+  --proto_path=protobuf/protocol \
+  --proto_path=protobuf/frontend \
+  --proto_path=protobuf/frontend/cloudstate \
+  --proto_path=protobuf/proxy \
+  --proto_path=protobuf/tck tck_crdt.proto
+
+# TCK Eventsourced
+protoc --go_out=plugins=grpc,paths=source_relative:./tck/eventsourced \
+  --proto_path=protobuf/protocol \
+  --proto_path=protobuf/frontend \
+  --proto_path=protobuf/frontend/cloudstate \
+  --proto_path=protobuf/proxy \
+  --proto_path=protobuf/tck/cloudstate/tck/model \
+  --proto_path=protobuf/tck eventsourced.proto
+
+# CRDT shopping cart example
+protoc --go_out=plugins=grpc,paths=source_relative:./example/crdt_shoppingcart/shoppingcart --proto_path=protobuf/protocol \
+  --proto_path=protobuf/frontend \
+  --proto_path=protobuf/frontend/cloudstate \
+  --proto_path=protobuf/proxy \
+  --proto_path=example/crdt_shoppingcart/shoppingcart shoppingcart.proto hotitems.proto
+
+protoc --go_out=plugins=grpc,paths=source_relative:./example/crdt_shoppingcart/domain --proto_path=protobuf/protocol \
+  --proto_path=protobuf/frontend \
+  --proto_path=protobuf/frontend/cloudstate \
+  --proto_path=protobuf/proxy \
+  --proto_path=example/crdt_shoppingcart/domain domain.proto
+
+# event sourced shopping cart example
+protoc --go_out=plugins=grpc,paths=source_relative:./example/shoppingcart/ \
+  --proto_path=protobuf/protocol \
+  --proto_path=protobuf/frontend \
+  --proto_path=protobuf/frontend/cloudstate \
+  --proto_path=protobuf/proxy \
+  --proto_path=example/shoppingcart shoppingcart.proto
+protoc --go_out=plugins=grpc,paths=source_relative:./example/shoppingcart/persistence \
+  --proto_path=protobuf/protocol \
+  --proto_path=protobuf/frontend \
+  --proto_path=protobuf/frontend/cloudstate \
+  --proto_path=protobuf/proxy \
+  --proto_path=example/shoppingcart/persistence domain.proto
+
+# chat example
+protoc --go_out=plugins=grpc,paths=source_relative:./example/chat/presence/ \
+  --proto_path=protobuf/protocol \
+  --proto_path=protobuf/frontend \
+  --proto_path=protobuf/frontend/cloudstate \
+  --proto_path=protobuf/proxy \
+  --proto_path=example/chat/presence/ example/chat/presence/presence.proto
+protoc --go_out=plugins=grpc,paths=source_relative:./example/chat/friends/ \
+  --proto_path=protobuf/protocol \
+  --proto_path=protobuf/frontend \
+  --proto_path=protobuf/frontend/cloudstate \
+  --proto_path=protobuf/proxy \
+  --proto_path=example/chat/friends/ example/chat/friends/friends.proto