func main() {
port := flag.Int("port", 1230, "Where to listen for work requests.")
webPassword := flag.String("web-password", "killkillkill", "password for authorizing worker kills.")
secretFile := flag.String("secret", "secret.txt", "file containing password or SSH identity.")
flag.Parse()
log.SetPrefix("C")
secret, err := ioutil.ReadFile(*secretFile)
if err != nil {
log.Fatal("ReadFile", err)
}
opts := termite.CoordinatorOptions{
Secret: secret,
WebPassword: *webPassword,
}
c := termite.NewCoordinator(&opts)
c.Mux.HandleFunc("/bin/worker", serveBin("worker"))
c.Mux.HandleFunc("/bin/shell-wrapper", serveBin("shell-wrapper"))
log.Println(termite.Version())
go c.PeriodicCheck()
c.ServeHTTP(*port)
}
func main() {
version := flag.Bool("version", false, "print version and exit.")
mkbox := flag.String("mkbox_path", "termite-mkbox", "path to the termite-mkbox binary.")
cachedir := flag.String("cachedir", "/var/tmp/_termite_cache_"+os.Getenv("USER"), "termite worker content cache")
tmpdir := flag.String("tmpdir", "/var/tmp",
"where to create FUSE mounts; should be on same partition as cachedir.")
secretFile := flag.String("secret", "secret.txt", "file containing password or SSH key.")
port := flag.Int("port", 1232, "Start of port to try.")
portRetry := flag.Int("port-retry", 10, "How many other ports to try.")
coordinator := flag.String("coordinator", "", "Where to register the worker.")
jobs := flag.Int("jobs", 1, "Max number of jobs to run.")
reapcount := flag.Int("reap-count", 1, "Number of jobs per filesystem.")
userFlag := flag.String("user", "nobody", "Run as this user.")
logfile := flag.String("logfile", "", "Output log file to use.")
stderrFile := flag.String("stderr", "", "File to write stderr output to.")
paranoia := flag.Bool("paranoia", false, "Check attribute cache.")
cpus := flag.Int("cpus", 1, "Number of CPUs to use.")
heap := flag.Int("heap-size", 0, "Maximum heap size in MB.")
flag.Parse()
if *version {
log.Println(termite.Version())
os.Exit(0)
}
secret, err := ioutil.ReadFile(*secretFile)
if err != nil {
log.Fatal("ReadFile", err)
}
if *logfile != "" {
f := OpenUniqueLog(*logfile)
log.Println("Log output to", *logfile)
log.SetOutput(f)
} else {
log.SetPrefix("W")
}
if *stderrFile != "" {
f := OpenUniqueLog(*stderrFile)
err = syscall.Close(2)
if err != nil {
log.Fatalf("close stderr: %v", err)
}
_, err = syscall.Dup(int(f.Fd()))
if err != nil {
log.Fatalf("dup: %v", err)
}
f.Close()
}
if _, err := os.Lstat(*mkbox); err != nil {
if path, err := exec.LookPath(*mkbox); err == nil {
*mkbox = path
} else {
log.Fatalf("could not find %q", *mkbox)
}
}
opts := termite.WorkerOptions{
Mkbox: *mkbox,
Secret: secret,
TempDir: *tmpdir,
Jobs: *jobs,
Paranoia: *paranoia,
ReapCount: *reapcount,
LogFileName: *logfile,
StoreOptions: cba.StoreOptions{
Dir: *cachedir,
},
HeapLimit: uint64(*heap) * (1 << 20),
Coordinator: *coordinator,
Port: *port,
PortRetry: *portRetry,
}
if os.Geteuid() == 0 {
nobody, err := user.Lookup(*userFlag)
if err != nil {
log.Fatalf("can't lookup %q: %v", *userFlag, err)
}
uid, err := strconv.ParseInt(nobody.Uid, 10, 64)
gid, err := strconv.ParseInt(nobody.Gid, 10, 64)
opts.User = &termite.User{
Uid: int(uid),
Gid: int(gid),
}
}
daemon := termite.NewWorker(&opts)
if *cpus > 0 {
runtime.GOMAXPROCS(*cpus)
}
log.Printf("%s on %d CPUs", termite.Version(), runtime.GOMAXPROCS(0))
go handleStop(daemon)
daemon.RunWorkerServer()
}
func main() {
home := os.Getenv("HOME")
cachedir := flag.String("cachedir", filepath.Join(home, ".cache", "termite-master"), "content cache")
coordinator := flag.String("coordinator", "localhost:1230", "address of coordinator. Overrides -workers")
exclude := flag.String("exclude", "usr/lib/locale/locale-archive,sys,proc,dev,selinux,cgroup", "prefixes to not export.")
fetchAll := flag.Bool("fetch-all", true, "Fetch all files on startup.")
houseHoldPeriod := flag.Float64("time.household", 60.0, "how often to do house hold tasks.")
jobs := flag.Int("jobs", 1, "number of jobs to run")
keepAlive := flag.Float64("time.keepalive", 60.0, "for how long to keep workers reserved.")
logfile := flag.String("logfile", "", "where to send log output.")
memcache := flag.Int("filecache", 256, "number of <128k files to cache in memory")
paranoia := flag.Bool("paranoia", false, "Check attribute cache.")
port := flag.Int("port", 1231, "http status port")
retry := flag.Int("retry", 3, "how often to retry faulty jobs")
secretFile := flag.String("secret", "secret.txt", "file containing password.")
socket := flag.String("socket", ".termite-socket", "socket to listen for commands")
srcRoot := flag.String("sourcedir", "", "root of corresponding source directory")
xattr := flag.Bool("xattr", true, "cache hashes in filesystem attribute.")
flag.Parse()
if *logfile != "" {
f, err := os.OpenFile(*logfile, os.O_APPEND|os.O_WRONLY|os.O_CREATE, 0644)
if err != nil {
log.Fatal("Could not open log file.", err)
}
log.Println("Log output to", *logfile)
log.SetOutput(f)
} else {
log.SetPrefix("M")
}
secret, err := ioutil.ReadFile(*secretFile)
if err != nil {
log.Fatal("ReadFile", err)
}
excludeList := strings.Split(*exclude, ",")
root, sock := absSocket(*socket)
opts := termite.MasterOptions{
Secret: secret,
MaxJobs: *jobs,
Excludes: excludeList,
Coordinator: *coordinator,
SourceRoot: *srcRoot,
WritableRoot: root,
Paranoia: *paranoia,
Period: time.Duration(*houseHoldPeriod * float64(time.Second)),
KeepAlive: time.Duration(*keepAlive * float64(time.Second)),
FetchAll: *fetchAll,
StoreOptions: cba.StoreOptions{
Dir: *cachedir,
MemCount: *memcache,
},
RetryCount: *retry,
XAttrCache: *xattr,
LogFile: *logfile,
Socket: sock,
}
master := termite.NewMaster(&opts)
log.Println(termite.Version())
go master.ServeHTTP(*port)
master.Start()
}
