func main() {
flag.Usage = func() {
fmt.Fprintf(os.Stderr, "%s", Help)
os.Exit(1)
}
flag.Parse()
if *version {
fmt.Printf("%s", Version)
os.Exit(0)
}
if *unset != "" {
os.Unsetenv(*unset)
}
cmd := new(exec.Cmd)
cmd.Env = env
// Check for "-" as an argument, because it means the same as "-i"
if flag.Arg(0) == "-" {
cmd.Env = make([]string, 0)
}
for i, arg := range flag.Args() {
if strings.Index(arg, delim) > 0 {
cmd.Env = append(cmd.Env, arg)
} else if arg != "-" {
if *nullEol {
fatal.Fatalln("cannot specify --null (-0) with command")
}
cmd.Path = arg
cmd.Args = append(cmd.Args, flag.Args()[i:]...)
cmd.Stdin = os.Stdin
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
err := execvp(cmd)
if err != nil {
fatal.Fatalln(err)
}
return
}
i++
}
eol := '\n'
if *nullEol {
eol = '\x00'
}
for _, e := range env {
fmt.Printf("%s%c", e, eol)
}
return
}
// stem words and add them to vocabulary
func (vocabulary Dictionary) add(words []string, mode string) (wordIDs []int) {
var lemma string
wordIDs = make([]int, len(words))
for idx, word := range words {
if _, ok := vocabulary.Vtoi[word]; ok {
wordIDs[idx] = vocabulary.Vtoi[word]
} else {
python := new(exec.Cmd)
args := []string{"lemmatizer.py", "--vocabulary"}
args = append(args, word)
args = append(args, "--pos")
args = append(args, mode)
python.Args = args
// python.Path = "/home/lea/Code/Python/lemmatizer.py"
python.Path = "/local/lea/thesis/python/lemmatizer.py"
out, _ := python.Output()
lemma = strings.Trim(string(out), "\n")
if _, ok := vocabulary.Vtoi[lemma]; !ok {
vocabulary.VList[vocabIdx] = lemma
vocabulary.Vtoi[lemma] = vocabIdx
vocabulary.Itov[vocabIdx] = lemma
vocabulary.POSList[vocabIdx] = mode
vocabIdx++
}
wordIDs[idx] = vocabulary.Vtoi[lemma]
}
}
return wordIDs
}
func RunWithEnvAndWd(command string, args []string, env []string, wd string) (proc *exec.Cmd, err error) {
//log.Println(command, args)
//hho := exec.PassThrough
args = prepend(args, command)
env = mergeEnv(os.Environ(), env)
binpath, err := findCmd(findEnv(env, "PATH"), command)
if err != nil {
return nil, err
}
cmd := new(exec.Cmd)
cmd.Path = binpath
cmd.Args = args
cmd.Env = env
cmd.Dir = wd
cmd.Stderr = os.Stderr
cmd.Stdout = os.Stdout
err = cmd.Start()
if err != nil {
log.Print("Error running command ", command, ": ", err, "\n")
return nil, err
}
return cmd, nil
}
// Launch creates and begins debugging a new process. First entry in
// `cmd` is the program to run, and then rest are the arguments
// to be supplied to that process.
func Launch(cmd []string) (*Process, error) {
var (
proc *exec.Cmd
err error
)
// check that the argument to Launch is an executable file
if fi, staterr := os.Stat(cmd[0]); staterr == nil && (fi.Mode()&0111) == 0 {
return nil, NotExecutableErr
}
dbp := New(0)
dbp.execPtraceFunc(func() {
proc = exec.Command(cmd[0])
proc.Args = cmd
proc.Stdout = os.Stdout
proc.Stderr = os.Stderr
proc.SysProcAttr = &syscall.SysProcAttr{Ptrace: true, Setpgid: true}
err = proc.Start()
})
if err != nil {
return nil, err
}
dbp.Pid = proc.Process.Pid
_, _, err = dbp.wait(proc.Process.Pid, 0)
if err != nil {
return nil, fmt.Errorf("waiting for target execve failed: %s", err)
}
return initializeDebugProcess(dbp, proc.Path, false)
}
func pluginInfo(name string) (ver, short, long string) {
if os.Getenv("HKPLUGINMODE") == "info" {
return "", "plugin exec loop", "plugin exec loop"
}
short = "no description"
long = name + ": unknown description"
var cmd exec.Cmd
cmd.Args = []string{name}
cmd.Path = lookupPlugin(name)
cmd.Env = append([]string{"HKPLUGINMODE=info"}, os.Environ()...)
buf, err := cmd.Output()
if err != nil {
return
}
info := string(buf)
if !strings.HasPrefix(info, name+" ") {
return
}
info = info[len(name)+1:]
i := strings.Index(info, ": ")
if i < 0 {
return
}
ver, info = info[:i], info[i+2:]
i = strings.Index(info, "\n\n")
if i < 0 || 50 < i || strings.Contains(info[:i], "\n") {
return
}
short, long = info[:i], info[i+2:]
return ver, strings.TrimSpace(short), strings.TrimSpace(long)
}
func pluginInfo(name string) (ver, short, long string) {
if os.Getenv("HKPLUGINMODE") == "info" {
return "", "[plugin exec loop]", "[plugin exec loop]\n"
}
var cmd exec.Cmd
cmd.Args = []string{name}
cmd.Path = lookupPlugin(name)
cmd.Env = append([]string{"HKPLUGINMODE=info"}, os.Environ()...)
buf, err := cmd.Output()
if err != nil {
fmt.Fprintln(os.Stderr, err)
return "", "[unknown description]", "[unknown description]\n"
}
info := string(buf)
if !strings.HasPrefix(info, name+" ") {
return "", "[unknown description]", "[unknown description]\n"
}
info = info[len(name)+1:]
i := strings.Index(info, ": ")
ver, info = info[:i], info[i+2:]
i = strings.Index(info, "\n\n")
short, long = info[:i], info[i+2:]
if len(short) > 50 || strings.Contains(short, "\n") {
return "", "[unknown description]", "[unknown description]\n"
}
return ver, short, long
}
func runScript(watcher *fsnotify.Watcher, interval int, command string) {
for {
now := time.Now()
select {
case event := <-watcher.Events:
if time.Since(now) > time.Duration(interval)*time.Millisecond {
if event.Op >= 1 && !strings.HasPrefix(event.Name, ".") {
clear()
var cmd *exec.Cmd
commands := strings.Split(command, " ")
// TODO: windows support
name := commands[0]
cmd = exec.Command(name)
cmd.Args = commands
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
err := cmd.Run()
if err != nil {
log.Println("error:", err)
}
}
now = time.Now()
}
case err := <-watcher.Errors:
log.Println("error:", err)
}
}
}
// Initialize a new ExecutablePlugin from path to executable and daemon mode (true or false)
func NewExecutablePlugin(a Arg, path string) (*ExecutablePlugin, error) {
jsonArgs, err := json.Marshal(a)
if err != nil {
return nil, err
}
// Init the cmd
cmd := new(exec.Cmd)
cmd.Path = path
cmd.Args = []string{path, string(jsonArgs)}
// Link the stdout for response reading
stdout, err := cmd.StdoutPipe()
if err != nil {
return nil, err
}
stderr, err := cmd.StderrPipe()
if err != nil {
return nil, err
}
// Init the ExecutablePlugin and return
ePlugin := new(ExecutablePlugin)
ePlugin.cmd = cmd
ePlugin.stdout = stdout
ePlugin.args = a
ePlugin.stderr = stderr
return ePlugin, nil
}
func execute(path string, vcs string, vcs_verb string) {
if vcs_verb == "" {
return
}
a := func(wd string, vcs string, vcs_verb string, seq bool) {
msg := "=== @{!" + vcs_color[vcs] + "} "
msg += filepath.Base(path)
msg += "@| (@!" + vcs + "@|) ==="
var cmd exec.Cmd
cmd.Dir = wd
cmd.Args = strings.Split(vcs_verb, " ")
path, err := exec.LookPath(cmd.Args[0])
if err != nil {
path = cmd.Args[0]
}
cmd.Path = path
out, err := cmd.CombinedOutput()
if err != nil {
br := color.Colorize("!r")
rst := color.Colorize("|")
fmt.Printf(color.Sprint(msg)+"\n%s\n%s%s%s\n\n", out, br, err, rst)
} else {
fmt.Printf(color.Sprint(msg)+"\n%s\n", out)
}
if !seq {
quit <- 0
}
}
if *sequential {
a(path, vcs, vcs_verb, *sequential)
} else {
count += 1
go a(path, vcs, vcs_verb, *sequential)
}
}
func main() {
flag.Parse()
data := Data{
"SVG -> PDF",
time.Now().Format("_2 Jan 2006 15:04:05"),
20150803,
"Строка кириллицей",
true,
}
var err error
// Load template from file
template, err := template.ParseFiles(*inputFile)
chk(err)
// Store template to buffer
buf := new(bytes.Buffer)
err = template.Execute(buf, data)
chk(err)
// Convert via external application
// Install before use
// # apt-get install librsvg2-bin
// or
// # apt-get install inkscape
var cmd *exec.Cmd
if *converter == "inkscape" {
fmt.Println("Generate via inkscape")
cmd = exec.Command("inkscape", "--without-gui", "/dev/stdin", "--export-pdf=/dev/stdout")
if *outputPng != "" {
cmd.Args = append(cmd.Args, "--export-png", *outputPng)
}
} else {
fmt.Println("Generate via rsvg-convert")
cmd = exec.Command("rsvg-convert", "-f", "pdf")
}
cmd.Stdin = bytes.NewReader(buf.Bytes())
// Write pdf to file
out, err := os.OpenFile(*outputFile, os.O_CREATE|os.O_WRONLY, 0666)
chk(err)
defer out.Close()
cmd.Stdout = out
timeStart := time.Now().UnixNano()
err = cmd.Run() // Syncronous run external application
chk(err)
timeEnd := time.Now().UnixNano()
fmt.Println("Conversion time (ms)", (timeEnd-timeStart)/1000000)
// Open output file using the OS's default application
open.Run(*outputFile)
}
// Output runs p4 and captures stdout.
func (p *Conn) Output(args []string) ([]byte, error) {
b := p.opts.Binary
if !strings.Contains(b, "/") {
b, _ = exec.LookPath(b)
}
cmd := exec.Cmd{
Path: b,
Args: []string{p.opts.Binary},
}
if p.opts.Address != "" {
cmd.Args = append(cmd.Args, "-p", p.opts.Address)
}
cmd.Args = append(cmd.Args, args...)
log.Println("running", cmd.Args)
return cmd.Output()
}
func makeArgs(cmd *exec.Cmd, tagBuffer []*PackageInfo, count int) {
cmd.Args = make([]string, 3+count)
cmd.Args[0] = "--qf"
cmd.Args[1] = rpmFormat
cmd.Args[2] = "-q"
for i := 0; i < count; i++ {
cmd.Args[3+i] = tagBuffer[i].Name
}
}
func (mp *CustomMediaPlayer) PlayFile(file string) error {
var command exec.Cmd
command.Path = mp.Executable
mp.Args[len(mp.Args)-1] = file
command.Args = mp.Args
command.Start()
return nil
}
func (r *RealCommandRunner) resolve(cmd *exec.Cmd) *exec.Cmd {
originalPath := cmd.Path
path, err := exec.LookPath(cmd.Path)
if err != nil {
path = cmd.Path
}
cmd.Path = path
cmd.Args = append([]string{originalPath}, cmd.Args...)
return cmd
}
func generateTags(cmd *exec.Cmd) int {
color.NoColor = (optionIndex(cmd.Args, "--nocolor") > 0)
cmd.Args = append(cmd.Args, "--null")
stdout, err := cmd.StdoutPipe()
check(err)
scanner := bufio.NewScanner(stdout)
scanner.Split(scanLinesAndNulls)
var (
line []byte
curPath string
groupIdxs []int
)
aliasFile := NewAliasFile()
defer aliasFile.WriteFile()
aliasIndex := 1
err = cmd.Start()
check(err)
for scanner.Scan() {
line = scanner.Bytes()
if groupIdxs = lineNumberRe.FindSubmatchIndex(line); len(groupIdxs) > 0 {
// Extract and tagged match
aliasFile.WriteAlias(aliasIndex, curPath, string(line[groupIdxs[2]:groupIdxs[3]]))
fmt.Printf("%s %s\n", tagPrefix(aliasIndex), string(line))
aliasIndex++
} else if groupIdxs = pathRe.FindSubmatchIndex(line); len(groupIdxs) > 0 {
// Extract and print path
curPath = string(line[groupIdxs[2]:groupIdxs[3]])
curPath, err = filepath.Abs(curPath)
check(err)
fmt.Println(string(line[:groupIdxs[1]]))
} else {
fmt.Println(string(line))
}
}
err = cmd.Wait()
if err != nil {
return 1
}
return 0
}
func (vocabulary *Vocabulary) CreateCovarianceMatrix() {
vocabulary.Covariances = new(CovarianceStruct)
args := []string{"wnCovarianceSvsH.py", "--vocabulary"}
args = append(args, vocabulary.Dictionary.VList...)
args = append(args, "--pos")
args = append(args, vocabulary.Dictionary.POSList...)
cmd := new(exec.Cmd)
cmd.Args = args
// cmd.Path = "/home/lea/Code/Python/wnCovariance.py"
cmd.Path = "/local/lea/thesis/python/wnCovarianceSvsH.py"
out, err := cmd.Output()
if err != nil {
fmt.Println(err)
}
vocabulary.parse(string(out))
}
func main() {
args := parseFlags(os.Args)
if unset != "" {
os.Unsetenv(unset)
}
cmd := exec.Cmd{Env: env}
// Check for "-" as an argument, because it means the same as "-i"
if flag.Arg(0) == "-" {
cmd.Env = []string{}
}
for i, arg := range args {
if strings.Index(arg, "=") > 0 {
cmd.Env = append(cmd.Env, arg)
} else if arg != "-" {
if nullEol {
fatal.Fatalln("cannot specify --null (-0) with command")
}
cmd.Path = arg
cmd.Args = append(cmd.Args, args[i:]...)
cmd.Stdin = os.Stdin
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
if err := execvp(cmd); err != nil {
fatal.Fatalln(err)
}
return
}
}
eol := '\n'
if nullEol {
eol = '\x00'
}
for _, e := range env {
fmt.Printf("%s%c", e, eol)
}
return
}
func (e *execIn) goServe(lc *longCall, wsData *webserverData) {
var cmd *exec.Cmd
var err error
cmd = exec.Command(e.Program)
cmd.Args = e.Args
if len(e.Input) != 0 {
cmd.Stdin = strings.NewReader(e.Input)
}
var stdout bytes.Buffer
cmd.Stdout = &stdout
var stderr bytes.Buffer
cmd.Stderr = &stderr
if err = cmd.Start(); err != nil {
lc.Response <- jsonResponseError("Unable to start: " + e.Program)
return
}
var exitStatus int = 0 // assume success unless error
if err = cmd.Wait(); err != nil {
// exit status from http://stackoverflow.com/questions/10385551/get-exit-code-go
if exiterr, ok := err.(*exec.ExitError); ok {
if status, ok := exiterr.Sys().(syscall.WaitStatus); ok {
exitStatus = status.ExitStatus()
} else {
lc.Response <- jsonResponseError("Unable to to determine exit status")
return
}
} else {
lc.Response <- jsonResponseError("Error with program: " + err.Error())
return
}
}
lc.Response <- jsonResponse{
"state": "done",
"exitStatus": exitStatus,
"stdout": stdout.String(),
"stderr": stderr.String(),
}
}
func main() {
if len(os.Args) < 3 {
fmt.Fprintln(os.Stderr, "Usage: aroc DIRECTORY|FILE COMMAND [ARGS…]")
os.Exit(1)
}
ch := fsevents.WatchPaths([]string{os.Args[1]})
var cmd *exec.Cmd
go func() {
for _ = range ch {
WAIT:
// Wait 1 second in case multiple events occur in quick succession
for {
select {
case <-ch:
case <-time.After(1 * time.Second):
break WAIT
}
}
log.Println("Changes detected, restarting")
cmd.Process.Signal(os.Interrupt)
}
}()
for {
cmd = exec.Command(os.Args[2])
cmd.Args = os.Args[2:]
cmd.Stdout, cmd.Stderr = os.Stdout, os.Stderr
err := cmd.Run()
if err != nil {
if _, ok := err.(*exec.ExitError); !ok {
log.Fatal(err)
}
}
}
}
func cmd_to_channel(argv []string, name string, out chan string) {
var cmd exec.Cmd
cmd.Path = argv[0]
cmd.Args = argv
log.Printf("starting '%s'\n", name)
stdout, err := cmd.StdoutPipe()
if err != nil {
log.Println(err)
}
stderr, err := cmd.StderrPipe()
if err != nil {
log.Println(err)
}
if err := cmd.Start(); err != nil {
log.Fatal(err)
}
mux_readers_into_channel(stdout, stderr, out)
cmd.Wait()
log.Printf("'%s' finished\n", name)
}
// Create and begin debugging a new process. First entry in
// `cmd` is the program to run, and then rest are the arguments
// to be supplied to that process.
func Launch(cmd []string) (*Process, error) {
var (
proc *exec.Cmd
err error
)
dbp := New(0)
dbp.execPtraceFunc(func() {
proc = exec.Command(cmd[0])
proc.Args = cmd
proc.Stdout = os.Stdout
proc.Stderr = os.Stderr
proc.SysProcAttr = &syscall.SysProcAttr{Ptrace: true, Setpgid: true}
err = proc.Start()
})
if err != nil {
return nil, err
}
dbp.Pid = proc.Process.Pid
_, _, err = wait(proc.Process.Pid, proc.Process.Pid, 0)
if err != nil {
return nil, fmt.Errorf("waiting for target execve failed: %s", err)
}
return initializeDebugProcess(dbp, proc.Path, false)
}
// Pipe mail to an external command (E.g. sendmail -t)
func execSend(payload []byte, execCmd string) {
sendmail := new(exec.Cmd)
sendmail.Args = strings.Fields(execCmd)
sendmail.Path = sendmail.Args[0]
stdin, err := sendmail.StdinPipe()
if err != nil {
panic(err)
}
defer stdin.Close()
sendmail.Stdout = os.Stdout
sendmail.Stderr = os.Stderr
err = sendmail.Start()
if err != nil {
panic(err)
}
stdin.Write(payload)
stdin.Close()
err = sendmail.Wait()
if err != nil {
//Warn.Printf("%s: %s", execCmd, err)
panic(err)
}
}
It("sources them before executing", func() {
Eventually(session).Should(gexec.Exit(0))
Eventually(session).Should(gbytes.Say("sourcing a"))
Eventually(session).Should(gbytes.Say("sourcing b"))
Eventually(session).Should(gbytes.Say("A=1"))
Eventually(session).Should(gbytes.Say("B=1"))
Eventually(session).Should(gbytes.Say("running app"))
})
})
}
Context("when a start command is given", func() {
BeforeEach(func() {
launcherCmd.Args = []string{
"launcher",
appDir,
"env; echo running app",
`{ "start_command": "echo should not run this" }`,
}
})
ItExecutesTheCommandWithTheRightEnvironment()
})
Context("when no start command is given", func() {
BeforeEach(func() {
launcherCmd.Args = []string{
"launcher",
appDir,
"",
`{ "start_command": "env; echo running app" }`,
}
func PrepareCmd(cmd *exec.Cmd, workingDirectory string, args []string, env []string, isVeryVerbose bool) error {
cmd.Args = append(cmd.Args, args...)
cmd.Dir = workingDirectory
cmd.Env = CombineActualEnv(append(cmd.Env, env...), isVeryVerbose)
return nil
}
if err == nil {
syscall.Kill(pid, syscall.SIGKILL)
}
Eventually(redisSession, "20s").Should(gexec.Exit(0))
})
Describe("common to plans", func() {
BeforeEach(func() {
config = loadRestoreConfig(sharedPlan)
redisSession = startRedisSession(config, instanceID, sharedPlan)
restoreCommand = buildRestoreCommand(sourceRdbPath, monitLogFile, instanceID, sharedPlan)
})
It("exits with a non zero status if no arguments are provided", func() {
restoreCommand.Args = []string{}
session, err := gexec.Start(restoreCommand, GinkgoWriter, GinkgoWriter)
Expect(err).NotTo(HaveOccurred())
Eventually(session, "20s").Should(gexec.Exit(1))
Eventually(session.Err).Should(gbytes.Say("usage: restore <instance_id> <rdb_path>"))
})
It("exits with a non zero status if the RDB file does not exist", func() {
restoreCommand.Args = []string{restoreCommand.Args[0], instanceID, "bar"}
session, err := gexec.Start(restoreCommand, GinkgoWriter, GinkgoWriter)
Expect(err).NotTo(HaveOccurred())
Eventually(session.Err).Should(gbytes.Say("RDB file not found"))
Eventually(session, "20s").Should(gexec.Exit(1))
})
{Contents: "platform", Color: color.New(color.Bold)},
{Contents: "tags", Color: color.New(color.Bold)},
},
Data: []ui.TableRow{
{{Contents: "worker-1"}, {Contents: "1"}, {Contents: "platform1"}, {Contents: "tag1"}},
{{Contents: "worker-2"}, {Contents: "0"}, {Contents: "platform2"}, {Contents: "tag2, tag3"}},
{{Contents: "worker-3"}, {Contents: "10"}, {Contents: "platform3"}, {Contents: "none", Color: color.New(color.Faint)}},
},
}))
Expect(flyCmd).To(HaveExited(0))
})
Context("when --details is given", func() {
BeforeEach(func() {
flyCmd.Args = append(flyCmd.Args, "--details")
})
It("lists them to the user, ordered by name", func() {
Expect(flyCmd).To(PrintTable(ui.Table{
Headers: ui.TableRow{
{Contents: "name", Color: color.New(color.Bold)},
{Contents: "containers", Color: color.New(color.Bold)},
{Contents: "platform", Color: color.New(color.Bold)},
{Contents: "tags", Color: color.New(color.Bold)},
{Contents: "garden address", Color: color.New(color.Bold)},
{Contents: "baggageclaim url", Color: color.New(color.Bold)},
{Contents: "resource types", Color: color.New(color.Bold)},
},
Data: []ui.TableRow{
{{Contents: "worker-1"}, {Contents: "1"}, {Contents: "platform1"}, {Contents: "tag1"}, {Contents: "2.2.3.4:7777"}, {Contents: "http://2.2.3.4:7788"}, {Contents: "resource-1, resource-2"}},
// collectGitInfo runs several git commands to compose a Git object.
func collectGitInfo() *Git {
gitCmds := map[string][]string{
"id": {"git", "rev-parse", "HEAD"},
"branch": {"git", "rev-parse", "--abbrev-ref", "HEAD"},
"aname": {"git", "log", "-1", "--pretty=%aN"},
"aemail": {"git", "log", "-1", "--pretty=%aE"},
"cname": {"git", "log", "-1", "--pretty=%cN"},
"cemail": {"git", "log", "-1", "--pretty=%cE"},
"message": {"git", "log", "-1", "--pretty=%s"},
"remotes": {"git", "remote", "-v"},
}
results := map[string]string{}
remotes := map[string]Remote{}
gitPath, err := exec.LookPath("git")
if err != nil {
log.Fatal(err)
}
for key, args := range gitCmds {
cmd := exec.Cmd{}
cmd.Path = gitPath
cmd.Args = args
cmd.Stderr = os.Stderr
ret, err := cmd.Output()
if err != nil {
log.Fatal(err)
}
s := string(ret)
s = strings.TrimRight(s, "\n")
results[key] = s
}
for _, line := range strings.Split(results["remotes"], "\n") {
matches := remotesRE.FindAllStringSubmatch(line, -1)
if len(matches) != 1 {
continue
}
if len(matches[0]) != 3 {
continue
}
name := matches[0][1]
url := matches[0][2]
r := Remote{
Name: name,
Url: url,
}
remotes[name] = r
}
h := Head{}
h.Id = results["id"]
h.AuthorName = results["aname"]
h.AuthorEmail = results["aemail"]
h.CommitterName = results["cname"]
h.CommitterEmail = results["cemail"]
h.Message = results["message"]
g := Git{}
g.Head = h
g.Branch = results["branch"]
for _, r := range remotes {
g.Remotes = append(g.Remotes, &r)
}
return &g
}
err := json.Unmarshal(vcapApplicationBytes, &vcapApplication)
Expect(err).NotTo(HaveOccurred())
Expect(vcapApplication["host"]).To(Equal("0.0.0.0"))
Expect(vcapApplication["port"]).To(Equal(float64(8080)))
Expect(vcapApplication["instance_index"]).To(Equal(float64(123)))
Expect(vcapApplication["instance_id"]).To(Equal("some-instance-guid"))
Expect(vcapApplication["foo"]).To(Equal(float64(1)))
})
}
Context("when a start command is given", func() {
BeforeEach(func() {
launcherCmd.Args = []string{
"launcher",
appDir,
"env; echo running app",
`{ "cmd": ["echo should not run this"] }`,
}
})
ItExecutesTheCommandWithTheRightEnvironment()
})
Context("when a start command is given with a workdir", func() {
BeforeEach(func() {
workdir = "/bin"
launcherCmd.Args = []string{
"launcher",
appDir,
"env; echo running app",
fmt.Sprintf(`{ "cmd" : ["echo should not run this"],
// Info runs several git commands to compose a Git object.
func Info() *Git {
gitCmds := map[string][]string{
"id": {"git", "rev-parse", "HEAD"},
"branch": {"git", "rev-parse", "--abbrev-ref", "HEAD"},
"aname": {"git", "log", "-1", "--pretty=%aN"},
"aemail": {"git", "log", "-1", "--pretty=%aE"},
"cname": {"git", "log", "-1", "--pretty=%cN"},
"cemail": {"git", "log", "-1", "--pretty=%cE"},
"message": {"git", "log", "-1", "--pretty=%s"},
"remotes": {"git", "remote", "-v"},
}
results := map[string]string{}
remotes := map[string]Remote{}
gitPath, err := exec.LookPath("git")
if err != nil {
log.Fatal(err)
}
for key, args := range gitCmds {
if key == "branch" {
if envBranch := os.Getenv("GIT_BRANCH"); envBranch != "" {
results[key] = envBranch
continue
}
}
cmd := exec.Cmd{}
cmd.Path = gitPath
cmd.Args = args
cmd.Stderr = os.Stderr
ret, err := cmd.Output()
if err != nil {
log.Fatal(err)
}
s := string(ret)
s = strings.TrimRight(s, "\n")
results[key] = s
}
for _, line := range strings.Split(results["remotes"], "\n") {
matches := remotesRE.FindAllStringSubmatch(line, -1)
if len(matches) != 1 {
continue
}
if len(matches[0]) != 3 {
continue
}
name := matches[0][1]
url := matches[0][2]
r := Remote{
Name: name,
URL: url,
}
remotes[name] = r
}
h := Head{
ID: results["id"],
AuthorName: results["aname"],
AuthorEmail: results["aemail"],
CommitterName: results["cname"],
CommitterEmail: results["cemail"],
Message: results["message"],
}
g := &Git{
Head: h,
Branch: results["branch"],
}
for _, r := range remotes {
g.Remotes = append(g.Remotes, &r)
}
return g
}
Expect(os.RemoveAll(cniConfigDir)).To(Succeed())
Expect(os.RemoveAll(fakeLogDir)).To(Succeed())
Expect(fakeProcess.Kill()).To(Succeed())
})
Describe("CNI plugin lifecycle events", func() {
var upCommand, downCommand *exec.Cmd
BeforeEach(func() {
upCommand = exec.Command(pathToAdapter)
upCommand.Env = []string{"FAKE_LOG_DIR=" + fakeLogDir}
upCommand.Stdin = strings.NewReader(fmt.Sprintf(`{ "pid": %d }`, fakePid))
upCommand.Args = []string{
pathToAdapter,
"--configFile", fakeConfigFilePath,
"--action", "up",
"--handle", "some-container-handle",
"--network", "garden-network-spec",
}
downCommand = exec.Command(pathToAdapter)
downCommand.Env = []string{"FAKE_LOG_DIR=" + fakeLogDir}
downCommand.Stdin = strings.NewReader(`{}`)
downCommand.Args = []string{
pathToAdapter,
"--action", "down",
"--handle", "some-container-handle",
"--configFile", fakeConfigFilePath,
"--network", "garden-network-spec",
}
})