build.sh

#!/usr/bin/env bash


CURR_PATH=$(cd `dirname $0`;pwd)
VERSION_PATH="`cat $CURR_PATH/go.mod | grep ^module | awk '{print $2}'`/version"

function _info(){
	local msg=$1
	local now=`date '+%Y-%m-%d %H:%M:%S'`
	echo  "$now $msg"
}

function _version(){
	local msg=$1
	local now=`date '+%Y-%m-%d %H:%M:%S'`
	echo  "$now $msg"
}

function get_tag () {
	local tag=$(git describe --tags 2>>/dev/null)
	if [ -n "$tag" ];then
		tag=$(echo $tag | cut -d '-' -f 1)
	else
		tag='unknown'
	fi
	echo $tag
}

function get_branch () {
	local branch=$(git rev-parse --abbrev-ref HEAD)
	if [ -z "$branch" ]; then
    branch='unknown'
	fi
	echo $branch
}

function get_commit () {
	local commit=$(git rev-parse HEAD)
	if [ -z "$commit" ]; then
		commit='unknown'
	fi
	echo $commit
}


function main() {
	local platform=$1
	local main_file=$2

	_info "开始构建 ..."

	TAG=$(get_tag)
	BRANCH=$(get_branch)
	COMMIT=$(get_commit)
	DATE=$(date '+%Y-%m-%d %H:%M:%S')
	version=$(go version | grep -o  'go[0-9].[0-9].*')

	_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"

  ldflags="-X '$VERSION_PATH.GitTAG=$TAG' -X '$VERSION_PATH.GitBranch=$BRANCH' -X '$VERSION_PATH.GitCommit=$COMMIT' -X '$VERSION_PATH.BuildTime=$DATE' -X '$VERSION_PATH.GoVersion=$version'"
	case $platform in
	"linux")
		_info "开始构建Linux平台版本 ..."
		GOOS=linux GOARCH=amd64 \
		CGO_ENABLED=0 go build  -ldflags "$ldflags" $main_file
		;;
	*)
		_info "开始本地构建 ..."
		CGO_ENABLED=0 go build  -ldflags "$ldflags" $main_file
		;;
	esac
	if [ $? -ne 0 ];then
	    _info "构建失败"
		exit 1
	fi
	_info "程序构建完成: $CURR_PATH"
}

main ${1:-local}  .