build.go

package script

// Template todo
const Template = `#!/usr/bin/env bash
PKG=$5
BINARY_NAME=$2
function _info() {
    local msg=$1
    local now=$(date '+%Y-%m-%d %H:%M:%S')
    echo "[INFO] ${now} ${msg}"
}
function _version() {
    local msg=$1
    echo "[INFO] ${now} ${msg}"
}
function get_tag() {
    if [ -d ".git" ];then
        local tag=$(git describe --tags)
        if ! [ $? -eq 0 ]; then
            local tag='unknown'
        else
            local tag=$(echo ${tag} | cut -d '-' -f 1)
        fi
        echo ${tag}
    fi
}
function get_branch() {
    if [ -d ".git" ];then
        local branch=$(git rev-parse --abbrev-ref HEAD)
        if ! [ $? -eq 0 ]; then
            local branch='unknown'
        fi
        echo ${branch}
    fi
}
function get_commit() {
    if [ -d ".git" ];then
        local commit=$(git rev-parse HEAD)
        if ! [ $? -eq 0 ]; then
            local commit='unknown'
        fi
        echo ${commit}
    fi
}
function build_in_docker() {
        docker run --rm  -e 'GOOS=linux' -e 'GOARCH=amd64' \
        -v "$PWD":/go/src/${PKG} \
        -w /go/src/${PKG} golang:1.12.9 \
        sh -c "/bin/bash build/prepare.sh && go build -a -o ${bin_name} -ldflags \"-s -w\" -ldflags \"-X '${Path}.GIT_TAG=${TAG}' -X '${Path}.GIT_BRANCH=${BRANCH}' -X '${Path}.GIT_COMMIT=${COMMIT}' -X '${Path}.BUILD_TIME=${DATE}' -X '${Path}.GO_VERSION=${version}'\" ${main_file}"
}
function build() {
  local platform=$1
  local bin_name=$2
  local main_file=$3
  local image_prefix=$4
  local version=$(go version | grep -o  'go[0-9].[0-9].*')
  if [ ${platform} == "local" ]; then
    _info "开始本地构建 ..."
    echo ""
    go build -o ${bin_name} -ldflags "-s -w"  -ldflags "-X '${Path}.GIT_TAG=${TAG}' -X '${Path}.GIT_BRANCH=${BRANCH}' -X '${Path}.GIT_COMMIT=${COMMIT}' -X '${Path}.BUILD_TIME=${DATE}' -X '${Path}.GO_VERSION=${version}'" ${main_file}
    echo ""
    _info "程序构建完成: $2"
  elif [ ${platform} == "linux" ]; then
     _info "开始构建Linux平台版本 ..."
    echo ""
    GOOS=linux GOARCH=amd64 \
        go build -a -o ${bin_name} -ldflags "-s -w" -ldflags "-X '${Path}.GIT_TAG=${TAG}' -X '${Path}.GIT_BRANCH=${BRANCH}' -X '${Path}.GIT_COMMIT=${COMMIT}' -X '${Path}.BUILD_TIME=${DATE}' -X '${Path}.GO_VERSION=${version}'" ${main_file}
    echo ""
    _info "程序构建完成: $2"
  elif [ ${platform} == "docker" ]; then
    _info "开始基于Docker ..."
    build_in_docker
    _info "程序构建完成: $2"
  elif [ ${platform} == "image" ]; then
    _info "开始构建Docker镜像 ..."
    docker build . -t ${image_prefix}/${bin_name}:${TAG}
    echo ""
    _info "清除中间镜像 ..."
    docker ps -a | grep "Exited" | awk '{print $1 }'|xargs docker stop
    docker ps -a | grep "Exited" | awk '{print $1 }'|xargs docker rm
    docker rmi $(docker  images -qf dangling=true) &> /dev/null
    echo ""
    _info "Docker镜像构建完成: ${image_prefix}/${bin_name}:${TAG}"
  else
    echo "Please make sure the positon variable is local, docker or linux."
  fi
}
function main() {
    # export GOPROXY=https://goproxy.io
    _info "开始构建 [$2] ..."
    TAG=$(get_tag)
    BRANCH=$(get_branch)
    COMMIT=$(get_commit)
    DATE=$(date '+%Y-%m-%d %H:%M:%S')
    Path="${PKG}/version"
    _version "构建版本的时间(Build Time): $DATE"
    _version "当前构建的版本(Git   Tag ): $TAG"
    _version "当前构建的分支(Git Branch): $BRANCH"
    _version "当前构建的提交(Git Commit): $COMMIT"
    build $1 $2 $3 $4
}
main $1 $2 $3 $4 $5`