Add CI to project

Signed-off-by: Guillem Duran <guillem@sourced.tech>

Author: Guillem Duran

.ci/.appveyor.yml

@@ -0,0 +1,11 @@
+version: "{build}"
+image: Visual Studio 2017
+platform: x64
+clone_folder: C:\gopath\src\github.com\src-d\ci
+environment:
+  GOPATH: C:\gopath
+build: off
+test_script:
+  - set PATH=%GOPATH%\bin;C:\go\bin;C:\mingw-w64\x86_64-7.2.0-posix-seh-rt_v5-rev1\mingw64\bin;C:\msys64\usr\bin;%PATH%;"C:\Program Files\Git\mingw64\bin"
+  - bash .tests.bash
+deploy: off

.ci/.tests.bash

@@ -0,0 +1,32 @@
+#!/bin/bash
+set -xe
+
+MAKE=make
+if [[ ! -z ${APPVEYOR} ]]; then
+	MAKE=mingw32-make
+fi
+
+EXAMPLES="examples/basic"
+
+for example in ${EXAMPLES} ; do
+	echo "Running $example"
+
+	mkdir -p ${example}/.ci
+	cp Makefile.main ${example}/.ci/
+	pushd $example &> /dev/null
+
+	"${MAKE}" ci-install
+
+	"${MAKE}" ci-script
+
+	"${MAKE}" packages
+
+	# Ensure we produce runnable binaries on current platform
+	for b in build/bin/* ; do
+		"$b"
+	done
+
+	POSTGRESQL_VERSION=9.6 RABBITMQ_VERSION=any "${MAKE}" prepare-services
+
+	popd &> /dev/null
+done

.ci/.travis.yml

@@ -0,0 +1,15 @@
+language: go
+sudo: required
+
+go:
+  - 1.10.x
+
+os:
+  - linux
+  - osx
+
+osx_image: xcode9.3
+
+script:
+  - ./.tests.bash
+

.ci/MAINTAINERS

@@ -0,0 +1 @@
+Máximo Cuadros <mcuadros@gmail.com> (mcuadros)

.ci/Makefile.main

@@ -0,0 +1,296 @@
+# Package configuration
+PROJECT ?=
+COMMANDS ?=
+DEPENDENCIES ?=
+
+# Default shell
+SHELL := /bin/bash
+
+# Dockerfiles to be built, list of file:name pairs, example `Dockerfile:my-image`
+DOCKERFILES ?= Dockerfile:$(PROJECT)
+# Docker registry where the docker image should be pushed to.
+DOCKER_REGISTRY ?= docker.io
+# Docker organization to be used at the docker image name.
+DOCKER_ORG ?= srcd
+# Username used to login on the docker registry.
+DOCKER_USERNAME ?=
+# Password used to login on the docker registry.
+DOCKER_PASSWORD ?=
+# When `make docker-push`, setting DOCKER_PUSH_LATEST to any non-empty value
+# will cause make docker-push to also push the latest tag.
+DOCKER_PUSH_LATEST ?=
+# When `make docker-push`, setting DOCKER_PUSH_MASTER to any non-empty value
+# will cause make docker-push to also push when on the master branch.
+DOCKER_PUSH_MASTER ?=
+# Docker OS/Arch used to match the right binaries.
+# If docker is not installed, fallback to GOOS/GOARCH.
+ifneq ($(shell which docker),)
+DOCKER_OS ?= $(shell docker version -f "{{.Server.Os}}")
+DOCKER_ARCH ?= $(shell docker version -f "{{.Server.Arch}}")
+else
+DOCKER_OS ?= $(shell go env GOOS)
+DOCKER_ARCH ?= $(shell go env GOARCH)
+endif
+
+# Backend services
+POSTGRESQL_VERSION ?=
+RABBITMQ_VERSION ?=
+
+# Checking mandatory variables
+ifndef PROJECT
+$(error ERROR! The PROJECT variable cannot be empty)
+endif
+
+# Environment
+BUILD_PATH := build
+BIN_PATH := $(BUILD_PATH)/bin
+BRANCH ?= $(shell git rev-parse --abbrev-ref HEAD)
+CI_PATH ?= .ci
+
+# Build information
+BUILD ?= $(shell date +"%m-%d-%Y_%H_%M_%S")
+COMMIT ?= $(shell git rev-parse --short HEAD)
+GIT_DIRTY = $(shell test -n "`git status --porcelain`" && echo "-dirty" || true)
+DEV_PREFIX := dev
+VERSION ?= $(DEV_PREFIX)-$(COMMIT)$(GIT_DIRTY)
+
+# Travis CI
+ifneq ($(TRAVIS_TAG), )
+	VERSION := $(TRAVIS_TAG)
+endif
+
+# Drone CI
+ifeq ($(DRONE_BUILD_EVENT), tag)
+	VERSION := $(DRONE_TAG)
+endif
+
+# IS_RELEASE is "true" if tag is semantic version and not a pre-release
+IS_RELEASE := $(shell echo $(VERSION) | grep -q -E '^v[[:digit:]]+\.[[:digit:]]+\.[[:digit:]]+$$' && echo "true" || true)
+
+# Packages content
+PKG_OS ?= darwin linux
+PKG_ARCH = amd64
+
+# LD_FLAGS to be use at `go build` calls.
+LD_FLAGS ?= -X main.version=$(VERSION) -X main.build=$(BUILD) -X main.commit=$(COMMIT)
+# Tags to be used as `-tags` argument at `go build` and `go install`
+GO_TAGS ?=
+# Arguments to be used in `go` commands.
+GO_GET_ARGS ?= -v -t
+GO_TEST_ARGS ?= -v
+GO_BUILD_ARGS ?= -ldflags "$(LD_FLAGS)"
+# Environment variable to use at `go build` calls.
+GO_BUILD_ENV ?=
+
+# Go parameters
+ifneq ($(GO_TAGS), )
+	GO_GET_ARGS += -tags "$(GO_TAGS)"
+	GO_TEST_ARGS += -tags "$(GO_TAGS)"
+	GO_BUILD_ARGS += -tags "$(GO_TAGS)"
+endif
+
+GOCMD = go
+GOGET = $(GOCMD) get $(GO_GET_ARGS)
+GOBUILD = $(GOCMD) build $(GO_BUILD_ARGS)
+GOTEST = $(GOCMD) test $(GO_TEST_ARGS)
+GOTEST_RACE = $(GOTEST) -race
+GOCLEAN = $(GOCMD) clean
+
+ifdef APPVEYOR
+	GODEP := $(CI_PATH)/dep.exe
+endif
+GODEP ?= $(CI_PATH)/dep
+
+# Coverage
+COVERAGE_REPORT = coverage.txt
+COVERAGE_PROFILE = profile.out
+COVERAGE_MODE = atomic
+
+PACKAGES = $(shell go list ./... | grep -v '/vendor/')
+
+# Helm deployment information
+HELM_VERSION ?= v2.8.2
+HELM_DEPLOY_SCRIPT ?= https://raw.githubusercontent.com/src-d/ci/v1/scripts/helm-deploy.sh
+HELM_RELEASE ?=
+HELM_CHART ?=
+K8S_NAMESPACE ?= default
+K8S_SERVICE_ACCOUNT ?= default
+HELM_ARGS ?=
+
+# Rules
+
+.SUFFIXES:
+
+dependencies: $(DEPENDENCIES)
+	$(GOGET) -t ./...
+
+$(DEPENDENCIES):
+	$(GOGET) $@/...
+
+test:
+	$(GOTEST) $(PACKAGES)
+
+test-race:
+	$(GOTEST_RACE) $(PACKAGES)
+
+test-coverage:
+	echo "" > $(COVERAGE_REPORT); \
+	for dir in $(PACKAGES); do \
+		$(GOTEST) $$dir -coverprofile=$(COVERAGE_PROFILE) -covermode=$(COVERAGE_MODE); \
+		if [ $$? != 0 ]; then \
+			exit 2; \
+		fi; \
+		if [ -f $(COVERAGE_PROFILE) ]; then \
+			cat $(COVERAGE_PROFILE) >> $(COVERAGE_REPORT); \
+			rm $(COVERAGE_PROFILE); \
+		fi; \
+	done || exit 1; \
+
+codecov:
+	@if [ ! -f $(COVERAGE_REPORT) ]; then \
+		echo "Unable to find '$(COVERAGE_REPORT)', execute 'make test-coverage' first."; \
+		exit 1; \
+	fi; \
+	wget -q -O - https://codecov.io/bash | bash
+
+build: $(COMMANDS)
+$(COMMANDS):
+	@if [ "$@" == "." ]; then \
+		BIN=`basename $(CURDIR)` ; \
+	else \
+		BIN=`basename $@` ; \
+	fi && \
+	for os in $(PKG_OS); do \
+		NBIN="$${BIN}" ; \
+		if [ "$${os}" == windows ]; then \
+			NBIN="$${NBIN}.exe"; \
+		fi && \
+		for arch in $(PKG_ARCH); do \
+			mkdir -p $(BUILD_PATH)/$(PROJECT)_$${os}_$${arch} && \
+			$(GO_BUILD_ENV) GOOS=$${os} GOARCH=$${arch} \
+				$(GOBUILD) -o "$(BUILD_PATH)/$(PROJECT)_$${os}_$${arch}/$${NBIN}" ./$@ && \
+			if [ "$(DOCKER_OS)" == "$${os}" ] && [ "$(DOCKER_ARCH)" == "$${arch}" ]; then \
+				echo "Linking matching OS/Arch binaries to "build/bin" folder" && \
+				mkdir -p $(BIN_PATH) && \
+				cp -rf $(BUILD_PATH)/$(PROJECT)_$${os}_$${arch}/$${NBIN} $(BIN_PATH); \
+			fi; \
+		done; \
+	done
+
+docker-login: docker-validate
+	@docker login -u "$(DOCKER_USERNAME)" -p "$(DOCKER_PASSWORD)" $(DOCKER_REGISTRY); \
+
+docker-validate:
+	@if [ -z "$(DOCKER_USERNAME)" ]; then \
+		echo "DOCKER_USERNAME variable cannot be empty."; \
+		exit 1; \
+	fi; \
+	if [ -z "$(DOCKER_PASSWORD)" ]; then \
+		echo "DOCKER_PASSWORD variable cannot be empty."; \
+		exit 1; \
+	fi
+
+docker-build: $(COMMANDS)
+	@if [ -z "$(DOCKER_ORG)" ]; then \
+		echo "DOCKER_ORG variable cannot be empty."; \
+		exit 1; \
+	fi; \
+	for d in $(DOCKERFILES); do \
+		dockerfile=`echo $${d} | cut -d":" -f 1`; \
+		repository=`echo $${d} | cut -d":" -f 2`; \
+		docker build -t $(DOCKER_REGISTRY)/$(DOCKER_ORG)/$${repository}:$(VERSION) -f $$dockerfile .; \
+	done;
+
+docker-push: docker-login docker-build
+	@if [ "$(BRANCH)" == "master" && "$(DOCKER_PUSH_MASTER)" == "" ]; then \
+		echo "docker-push is disabled on master branch" \
+		exit 1; \
+	fi; \
+	for d in $(DOCKERFILES); do \
+		dockerfile=`echo $${d} | cut -d":" -f 1`; \
+		repository=`echo $${d} | cut -d":" -f 2`; \
+		docker push $(DOCKER_REGISTRY)/$(DOCKER_ORG)/$${repository}:$(VERSION); \
+		if [ -n "$(DOCKER_PUSH_LATEST)" ]; then \
+		 	docker tag $(DOCKER_REGISTRY)/$(DOCKER_ORG)/$${repository}:$(VERSION) \
+				$(DOCKER_REGISTRY)/$(DOCKER_ORG)/$${repository}:latest; \
+			docker push $(DOCKER_REGISTRY)/$(DOCKER_ORG)/$${repository}:latest; \
+		fi; \
+	done;
+
+docker-push-latest-release:
+	@DOCKER_PUSH_LATEST=$(IS_RELEASE) make docker-push
+
+packages: build
+	@cd $(BUILD_PATH); \
+	for os in $(PKG_OS); do \
+		for arch in $(PKG_ARCH); do \
+			TAR_VERSION=`echo $(VERSION) | tr "/" "-"`; \
+			tar -cvzf $(PROJECT)_$${TAR_VERSION}_$${os}_$${arch}.tar.gz $(PROJECT)_$${os}_$${arch}/; \
+		done; \
+	done
+
+clean:
+	rm -rf $(BUILD_PATH) $(BIN_PATH) $(VENDOR_PATH)
+	$(GOCLEAN) .
+
+no-changes-in-commit:
+	@git status --untracked-files=normal --porcelain | grep -qe '..*'; \
+	if  [ $$? -eq 0 ] ; then \
+		git diff|cat; \
+		git status --untracked-files=normal --porcelain; \
+		echo >&2 "generated assets are out of sync"; \
+		exit 2; \
+	fi
+
+godep:
+	export INSTALL_DIRECTORY=$(CI_PATH) ; \
+	test -f $(GODEP) || \
+		curl https://raw.githubusercontent.com/golang/dep/master/install.sh | bash ; \
+	$(GODEP) ensure -v
+
+export POSTGRESQL_VERSION RABBITMQ_VERSION
+ifdef APPVEYOR
+prepare-services:
+	cd $(CI_PATH) && \
+	pwsh -Command "iex ((New-Object System.Net.WebClient).DownloadString('https://raw.githubusercontent.com/smola/ci-tricks/master/get.ps1'))"
+else
+prepare-services:
+	cd $(CI_PATH) && \
+	wget -qO - https://raw.githubusercontent.com/smola/ci-tricks/master/get.sh | bash
+endif
+
+ci-install: | prepare-services dependencies
+	@echo
+
+ifeq ($($strip $(COMMANDS)),)
+ci-script: | test-coverage codecov
+	@echo
+else
+ci-script: | test-coverage codecov packages
+	@echo
+endif
+
+install-helm:
+	GET_HELM=`mktemp` ; \
+	trap "rm -f $${GET_HELM}" EXIT; \
+	curl -L https://raw.githubusercontent.com/helm/helm/master/scripts/get > $${GET_HELM}; \
+	chmod +x $${GET_HELM} ; \
+	DESIRED_VERSION=$(HELM_VERSION) $${GET_HELM}
+
+deploy: install-helm
+	HELM_DEPLOY=`mktemp` ; \
+	trap "rm -f $${HELM_DEPLOY}" EXIT; \
+	curl -L $(HELM_DEPLOY_SCRIPT) > $${HELM_DEPLOY}; \
+	chmod +x $${HELM_DEPLOY}; \
+	$${HELM_DEPLOY} $(HELM_RELEASE) $(HELM_CHART) $(K8S_NAMESPACE) $(K8S_SERVICE_ACCOUNT) $(HELM_ARGS)
+
+.PHONY: dependencies $(DEPENDENCIES) \
+		build $(COMMANDS) \
+		test test-race test-coverage \
+		docker-login docker-validate docker-build docker-push \
+		packages \
+		clean \
+		no-changes-in-commit \
+		prepare-services \
+		ci-script ci-install \
+		install-helm deploy