make.go

/* Copyright 2015, One Off Code
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
package main

import (
	"flag"
	"fmt"
	"io/ioutil"
	"log"
	"os"
	"os/exec"
	"path/filepath"
	"strings"
)

var (
	build bool
	test  bool
	clean bool
)

func gopath(config string) string {
	if b, err := ioutil.ReadFile(config); err == nil {
		a := strings.Split(strings.TrimSpace(string(b)), "\n")
		for i, v := range a {
			a[i], err = filepath.Abs(v)
			if err != nil {
				log.Printf("ERROR %v\n", err)
				return ""
			}
		}
		return strings.Join(a, ":")
	}
	return ""
}

func getenv(varname, defval string) string {
	if a := os.Getenv(varname); a != "" {
		return a
	}
	return defval

}

func taskBuildHound() error {
	log.Println("taskBuildHound")
	names, err := filepath.Glob("src/hound/cmds/hound/*.go")
	if err != nil {
		return err
	}
	tgts := strings.Join(names, " ")
	b, err := exec.Command("/bin/sh", "-c", `go build -o bin/hound -ldflags "-X main.defaultHost `+os.Getenv("HOST")+`" `+tgts).Output()
	log.Printf("RUN: %v %v %v\n", "/bin/sh", "-c", `go build -o bin/hound -ldflags "-X main.defaultHost `+os.Getenv("HOST")+`" `+tgts)
	log.Printf("OUT: %v\n", string(b))
	return err

}

func taskBuildHoundd() error {
	log.Println("taskBuildHoundd")
	names, err := filepath.Glob("src/hound/cmds/houndd/main.go")
	if err != nil {
		return err
	}
	tgts := strings.Join(names, " ")
	b, err := exec.Command("/bin/sh", "-c", `go build -o bin/houndd -ldflags "-X main.defaultHost `+os.Getenv("HOST")+`" `+tgts).Output()
	log.Printf("RUN: %v %v %v\n", "/bin/sh", "-c", `go build -o bin/houndd -ldflags "-X main.defaultHost `+os.Getenv("HOST")+`" `+tgts)
	log.Printf("OUT: %v\n", string(b))
	return err
}

func taskTest() error {
	log.Println("taskTest")
	names, err := filepath.Glob("src/*/*_test.go")
	if err != nil {
		return err
	}
	for i, v := range names {
		names[i] = filepath.Dir(v)[4:]
	}
	tests := strings.Join(names, " ")
	b, err := exec.Command("/bin/sh", "-c", "go test "+tests).Output()
	log.Printf("RUN: %v %v %v\n", "/bin/sh", "-c", "go test "+tests)
	log.Printf("OUT: %v\n", string(b))
	return err
}

func taskClean() error {
	log.Println("taskClean")
	return os.RemoveAll("bin")
}

func main() {
	var err error
	flag.Parse()
	os.Setenv("GOPATH", gopath(".gaan"))
	os.Setenv("HOST", getenv("HOST", "localhost:6080"))

	if build {
		err = taskBuildHound()
		if err != nil {
			fmt.Println(err)
		}
		err = taskBuildHoundd()
		if err != nil {
			fmt.Println(err)
		}
	}

	if test {
		err = taskTest()
		if err != nil {
			fmt.Println(err)
		}
	}

	if clean {
		err = taskClean()
		if err != nil {
			fmt.Println(err)
		}
	}

}

func init() {
	flag.BoolVar(&build, "build", false, "build the system")
	flag.BoolVar(&test, "test", false, "test the system")
	flag.BoolVar(&clean, "clean", false, "clean the system")
}