Merge pull request #6068 from fg2it/cross

Cross build support

.github/CONTRIBUTING.md

@@ -12,7 +12,7 @@ grunt karma:dev
 
 ### Run tests for backend assets before commit
 ```
-test -z "$(gofmt -s -l . | grep -v vendor/src/ | tee /dev/stderr)"
+test -z "$(gofmt -s -l . | grep -v -E 'vendor/(github.com|golang.org|gopkg.in)' | tee /dev/stderr)"
 ```
 
 ### Run tests for frontend assets before commit

Gruntfile.js

@@ -9,7 +9,6 @@ module.exports = function (grunt) {
     genDir: 'public_gen',
     destDir: 'dist',
     tempDir: 'tmp',
-    arch: os.arch(),
     platform: process.platform.replace('win32', 'windows'),
   };
 
@@ -17,6 +16,10 @@ module.exports = function (grunt) {
     config.arch = process.env.hasOwnProperty('ProgramFiles(x86)') ? 'x64' : 'x86';
   }
 
+  config.arch = grunt.option('arch') || os.arch();
+
+  config.phjs = grunt.option('phjsToRelease');
+
   config.pkg.version = grunt.option('pkgVer') || config.pkg.version;
   console.log('Version', config.pkg.version);
 

README.md

@@ -96,7 +96,7 @@ easily the grafana repository you want to build.
 ```bash
 go get github.com/*your_account*/grafana
 mkdir $GOPATH/src/github.com/grafana
-ln -s  github.com/*your_account*/grafana $GOPATH/src/github.com/grafana/grafana
+ln -s  $GOPATH/src/github.com/*your_account*/grafana $GOPATH/src/github.com/grafana/grafana
 ```
 
 ### Building the backend

build.go

@@ -25,11 +25,16 @@ var (
 	versionRe = regexp.MustCompile(`-[0-9]{1,3}-g[0-9a-f]{5,10}`)
 	goarch    string
 	goos      string
+	gocc      string
+	gocxx     string
+	cgo       string
+	pkgArch   string
 	version   string = "v1"
 	// deb & rpm does not support semver so have to handle their version a little differently
 	linuxPackageVersion   string = "v1"
 	linuxPackageIteration string = ""
 	race                  bool
+	phjsToRelease         string
 	workingDir            string
 	binaries              []string = []string{"grafana-server", "grafana-cli"}
 )
@@ -47,6 +52,11 @@ func main() {
 
 	flag.StringVar(&goarch, "goarch", runtime.GOARCH, "GOARCH")
 	flag.StringVar(&goos, "goos", runtime.GOOS, "GOOS")
+	flag.StringVar(&gocc, "cc", "", "CC")
+	flag.StringVar(&gocxx, "cxx", "", "CXX")
+	flag.StringVar(&cgo, "cgo-enabled", "", "CGO_ENABLED")
+	flag.StringVar(&pkgArch, "pkg-arch", "", "PKG ARCH")
+	flag.StringVar(&phjsToRelease, "phjs", "", "PhantomJS binary")
 	flag.BoolVar(&race, "race", race, "Use race detector")
 	flag.Parse()
 
@@ -73,15 +83,15 @@ func main() {
 			grunt("test")
 
 		case "package":
-			grunt("release", fmt.Sprintf("--pkgVer=%v-%v", linuxPackageVersion, linuxPackageIteration))
+			grunt(gruntBuildArg("release")...)
 			createLinuxPackages()
 
 		case "pkg-rpm":
-			grunt("release")
+			grunt(gruntBuildArg("release")...)
 			createRpmPackages()
 
 		case "pkg-deb":
-			grunt("release")
+			grunt(gruntBuildArg("release")...)
 			createDebPackages()
 
 		case "latest":
@@ -258,6 +268,10 @@ func createPackage(options linuxPackageOptions) {
 		"-p", "./dist",
 	}
 
+	if pkgArch != "" {
+		args = append(args, "-a", pkgArch)
+	}
+
 	if linuxPackageIteration != "" {
 		args = append(args, "--iteration", linuxPackageIteration)
 	}
@@ -307,6 +321,17 @@ func grunt(params ...string) {
 	runPrint("./node_modules/.bin/grunt", params...)
 }
 
+func gruntBuildArg(task string) []string {
+	args := []string{task, fmt.Sprintf("--pkgVer=%v-%v", linuxPackageVersion, linuxPackageIteration)}
+	if pkgArch != "" {
+		args = append(args, fmt.Sprintf("--arch=%v", pkgArch))
+	}
+	if phjsToRelease != "" {
+		args = append(args, fmt.Sprintf("--phjsToRelease=%v", phjsToRelease))
+	}
+	return args
+}
+
 func setup() {
 	runPrint("go", "get", "-v", "github.com/kardianos/govendor")
 	runPrint("go", "get", "-v", "github.com/blang/semver")
@@ -382,6 +407,15 @@ func setBuildEnv() {
 	if goarch == "386" {
 		os.Setenv("GO386", "387")
 	}
+	if cgo != "" {
+		os.Setenv("CGO_ENABLED", cgo)
+	}
+	if gocc != "" {
+		os.Setenv("CC", gocc)
+	}
+	if gocxx != "" {
+		os.Setenv("CXX", gocxx)
+	}
 }
 
 func getGitSha() string {

tasks/options/phantomjs.js

 module.exports = function(config,grunt) {
   'use strict';
 
-  grunt.registerTask('phantomjs', 'Copy phantomjs binary from node', function() {
+  grunt.registerTask('phantomjs', 'Copy phantomjs binary to vendor/', function() {
 
     var dest = './vendor/phantomjs/phantomjs';
     var confDir = './node_modules/phantomjs-prebuilt/lib/';
 
-    if (!grunt.file.exists(dest)){
+    src = config.phjs
 
+    if (!src){
       var m=grunt.file.read(confDir+"location.js")
       var src=/= \"([^\"]*)\"/.exec(m)[1];
 
       if (!grunt.file.isPathAbsolute(src)) {
         src = confDir+src;
       }
+    }
 
     try {
       grunt.config('copy.phantom_bin', {
@@ -27,8 +29,5 @@ module.exports = function(config,grunt) {
       grunt.fail.warn('No working Phantomjs binary available')
     }
 
-    } else {
-      grunt.log.writeln('Phantomjs already imported from node');
-    }
   });
 };