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https://github.com/golang/go
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032811e2ab
Change-Id: I1ec2460758b19e5315be061033c1bb5ed9ead4a8 Reviewed-on: https://go-review.googlesource.com/9688 Reviewed-by: Minux Ma <minux@golang.org>
136 lines
3.1 KiB
Go
136 lines
3.1 KiB
Go
// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build ignore
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// detect attempts to autodetect the correct
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// values of the environment variables
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// used by go_darwin_arm_exec.
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// detect shells out to ideviceinfo, a third party program that can
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// be obtained by following the instructions at
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// https://github.com/libimobiledevice/libimobiledevice.
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package main
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import (
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"bytes"
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"fmt"
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"io/ioutil"
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"os"
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"os/exec"
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"strings"
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)
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func main() {
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devID := detectDevID()
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fmt.Printf("export GOIOS_DEV_ID=%s\n", devID)
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udid := detectUDID()
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mp := detectMobileProvisionFile(udid)
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f, err := ioutil.TempFile("", "go_ios_detect_")
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check(err)
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fname := f.Name()
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defer os.Remove(fname)
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out := combinedOutput(parseMobileProvision(mp))
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_, err = f.Write(out)
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check(err)
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check(f.Close())
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appID, err := plistExtract(fname, "ApplicationIdentifierPrefix:0")
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check(err)
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fmt.Printf("export GOIOS_APP_ID=%s\n", appID)
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teamID, err := plistExtract(fname, "Entitlements:com.apple.developer.team-identifier")
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check(err)
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fmt.Printf("export GOIOS_TEAM_ID=%s\n", teamID)
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}
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func detectDevID() string {
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cmd := exec.Command("security", "find-identity", "-p", "codesigning", "-v")
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lines := getLines(cmd)
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for _, line := range lines {
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if !bytes.Contains(line, []byte("iPhone Developer")) {
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continue
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}
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fields := bytes.Fields(line)
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return string(fields[1])
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}
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fail("no code signing identity found")
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panic("unreachable")
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}
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var udidPrefix = []byte("UniqueDeviceID: ")
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func detectUDID() []byte {
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cmd := exec.Command("ideviceinfo")
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lines := getLines(cmd)
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for _, line := range lines {
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if bytes.HasPrefix(line, udidPrefix) {
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return bytes.TrimPrefix(line, udidPrefix)
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}
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}
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fail("udid not found; is the device connected?")
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panic("unreachable")
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}
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func detectMobileProvisionFile(udid []byte) string {
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cmd := exec.Command("mdfind", "-name", ".mobileprovision")
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lines := getLines(cmd)
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for _, line := range lines {
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if len(line) == 0 {
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continue
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}
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xmlLines := getLines(parseMobileProvision(string(line)))
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for _, xmlLine := range xmlLines {
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if bytes.Contains(xmlLine, udid) {
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return string(line)
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}
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}
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}
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fail("did not find mobile provision matching device udid %s", udid)
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panic("ureachable")
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}
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func parseMobileProvision(fname string) *exec.Cmd {
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return exec.Command("security", "cms", "-D", "-i", string(fname))
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}
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func plistExtract(fname string, path string) ([]byte, error) {
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out, err := exec.Command("/usr/libexec/PlistBuddy", "-c", "Print "+path, fname).CombinedOutput()
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if err != nil {
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return nil, err
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}
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return bytes.TrimSpace(out), nil
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}
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func getLines(cmd *exec.Cmd) [][]byte {
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out := combinedOutput(cmd)
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return bytes.Split(out, []byte("\n"))
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}
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func combinedOutput(cmd *exec.Cmd) []byte {
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out, err := cmd.CombinedOutput()
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if err != nil {
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fmt.Println(strings.Join(cmd.Args, "\n"))
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fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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}
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return out
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}
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func check(err error) {
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if err != nil {
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fail(err.Error())
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}
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}
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func fail(msg string, v ...interface{}) {
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fmt.Fprintf(os.Stderr, msg, v...)
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fmt.Fprintln(os.Stderr)
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os.Exit(1)
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}
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