Set up CI with Azure Pipelines

[skip ci]

azure-pipelines.yml

@@ -0,0 +1,66 @@
+# Go
+# Build your Go project.
+# Add steps that test, save build artifacts, deploy, and more:
+# https://docs.microsoft.com/azure/devops/pipelines/languages/go
+
+trigger:
+  tags:
+    include:
+    - v*
+
+pool:
+  vmImage: 'ubuntu-latest'
+
+variables:
+  GOBIN:  '$(GOPATH)/bin' # Go binaries path
+  GOROOT: '/usr/local/go1.11' # Go installation path
+  GOPATH: '$(system.defaultWorkingDirectory)/gopath' # Go workspace path
+  modulePath: '$(GOPATH)/src/github.com/$(build.repository.name)' # Path to the module's code
+
+steps:
+- script: |
+    mkdir -p '$(GOBIN)'
+    mkdir -p '$(GOPATH)/pkg'
+    mkdir -p '$(modulePath)'
+    shopt -s extglob
+    shopt -s dotglob
+    mv !(gopath) '$(modulePath)'
+    echo '##vso[task.prependpath]$(GOBIN)'
+    echo '##vso[task.prependpath]$(GOROOT)/bin'
+  displayName: 'Set up the Go workspace'
+
+- script: |
+    go get github.com/mitchellh/gox
+
+    mkdir -p release
+
+    read -rp "Cleaning $PWD/release directory. Proceed? [y/n]" res
+    if [ ! "$res" == "y" ]; then
+      echo "Abort"
+      exit 1
+    fi
+
+    rm -rf ./release/*
+
+    v = "$(git describe --tags)"
+
+    output="{{.Dir}}-{{.OS}}-{{.Arch}}-$v"
+    osarch="!darwin/arm !darwin/arm64 !darwin/386"
+
+    echo "Compiling:"
+
+    os="windows linux darwin"
+    arch="amd64 386 arm arm64 mips mips64 mipsle mips64le"
+    pushd cmd/ck-client || exit 1
+    gox -ldflags "-X main.version=${v}" -os="$os" -arch="$arch" -osarch="$osarch" -output="$output"
+    GOOS="linux" GOARCH="mips" GOMIPS="softfloat" go build -ldflags "-X main.version=${v}" -o ck-client-linux-mips_softfloat-"${v}"
+    GOOS="linux" GOARCH="mipsle" GOMIPS="softfloat" go build -ldflags "-X main.version=${v}" -o ck-client-linux-mipsle_softfloat-"${v}"
+    mv ck-client-* ../../release
+
+    os="linux"
+    arch="amd64 386 arm arm64"
+    pushd ../ck-server || exit 1
+    gox -ldflags "-X main.version=${v}" -os="$os" -arch="$arch" -osarch="$osarch" -output="$output"
+    mv ck-server-* ../../release
+  workingDirectory: '$(modulePath)'
+  displayName: 'Get dependencies, then build'