func handleCommon(name, usage string, argv []string) (args []string) {
opts := optparse.Parser(
"Usage: amp " + name + " <path> [options]\n\n " + usage + "\n")
profile := opts.String([]string{"--profile"}, "development",
"the config profile to use [development]", "NAME")
noConsoleLog := opts.Bool([]string{"--no-console-log"}, false,
"disable output to stdout/stderr")
args = opts.Parse(argv)
if len(args) == 0 {
opts.PrintUsage()
runtime.Exit(0)
}
runtime.SetProfile(*profile)
if !*noConsoleLog {
logging.AddConsoleLogger()
logging.AddConsoleFilter(nodule.FilterConsoleLog)
}
return
}
func ampNode(argv []string, usage string) {
opts := optparse.Parser(
"Usage: amp node <config.yaml> [options]\n\n " + usage + "\n")
nodeHost := opts.StringConfig("node-host", "",
"the host to bind this node to")
nodePort := opts.IntConfig("node-port", 8050,
"the port to bind this node to [8050]")
ctrlHost := opts.StringConfig("control-host", "",
"the host to bind the nodule control socket to")
ctrlPort := opts.IntConfig("control-port", 8051,
"the port to bind the nodule control socket to [8051]")
nodules := opts.StringConfig("nodules", "*",
"comma-separated list of nodules to initialise [*]")
nodulePaths := opts.StringConfig("nodule-paths", ".",
"comma-separated list of nodule container directories [nodule]")
masterNodes := opts.StringConfig("master-nodes", "localhost:8060",
"comma-separated addresses of amp master nodes [localhost:8060]")
masterKeyPath := opts.StringConfig("master-key", "cert/master.key",
"the path to the file containing the amp master public key [cert/master.key]")
debug, _, runPath := runtime.DefaultOpts("node", opts, argv, nil)
masterClient, err := master.NewClient(*masterNodes, *masterKeyPath)
if err != nil {
runtime.StandardError(err)
}
logging.AddConsoleFilter(nodule.FilterConsoleLog)
node, err := nodule.NewHost(
runPath, *nodeHost, *nodePort, *ctrlHost, *ctrlPort, *nodules,
strings.SplitN(*nodulePaths, ",", -1), masterClient)
if err != nil {
runtime.StandardError(err)
}
err = node.Run(debug)
logging.Wait()
if err != nil {
runtime.Exit(1)
}
}
func DefaultOpts(name string, opts *optparse.OptionParser, argv []string, consoleFilter logging.Filter) (bool, string, string) {
var (
configPath string
instanceDirectory string
err os.Error
)
debug := opts.Bool([]string{"-d", "--debug"}, false,
"enable debug mode")
genConfig := opts.Bool([]string{"-g", "--gen-config"}, false,
"show the default yaml config")
runDirectory := opts.StringConfig("run-dir", "run",
"the path to the run directory to store locks, pid files, etc. [run]")
logDirectory := opts.StringConfig("log-dir", "log",
"the path to the log directory [log]")
logRotate := opts.StringConfig("log-rotate", "never",
"specify one of 'hourly', 'daily' or 'never' [never]")
noConsoleLog := opts.BoolConfig("no-console-log", false,
"disable server requests being logged to the console [false]")
extraConfig := opts.StringConfig("extra-config", "",
"path to a YAML config file with additional options")
// Parse the command line options.
args := opts.Parse(argv)
// Print the default YAML config file if the ``-g`` flag was specified.
if *genConfig {
opts.PrintDefaultConfigFile(name)
Exit(0)
}
// Assume the parent directory of the config as the instance directory.
if len(args) >= 1 {
configPath, err = filepath.Abs(filepath.Clean(args[0]))
if err != nil {
StandardError(err)
}
err = opts.ParseConfig(configPath, os.Args)
if err != nil {
StandardError(err)
}
instanceDirectory, _ = filepath.Split(configPath)
} else {
opts.PrintUsage()
Exit(0)
}
// Load the extra config file with additional options if one has been
// specified.
if *extraConfig != "" {
extraConfigPath, err := filepath.Abs(filepath.Clean(*extraConfig))
if err != nil {
StandardError(err)
}
extraConfigPath = JoinPath(instanceDirectory, extraConfigPath)
err = opts.ParseConfig(extraConfigPath, os.Args)
if err != nil {
StandardError(err)
}
}
// Create the log directory if it doesn't exist.
logPath := JoinPath(instanceDirectory, *logDirectory)
err = os.MkdirAll(logPath, 0755)
if err != nil {
StandardError(err)
}
// Create the run directory if it doesn't exist.
runPath := JoinPath(instanceDirectory, *runDirectory)
err = os.MkdirAll(runPath, 0755)
if err != nil {
StandardError(err)
}
// Setup the file and console logging.
var rotate int
switch *logRotate {
case "daily":
rotate = logging.RotateDaily
case "hourly":
rotate = logging.RotateHourly
case "never":
rotate = logging.RotateNever
default:
Error("ERROR: Unknown log rotation format %q\n", *logRotate)
}
if !*noConsoleLog {
logging.AddConsoleLogger()
logging.AddConsoleFilter(consoleFilter)
}
_, err = logging.AddFileLogger(name, logPath, rotate, logging.InfoLog)
if err != nil {
Error("ERROR: Couldn't initialise logfile: %s\n", err)
}
_, err = logging.AddFileLogger("error", logPath, rotate, logging.ErrorLog)
if err != nil {
Error("ERROR: Couldn't initialise logfile: %s\n", err)
}
// Initialise the runtime -- which will run the process on multiple
// processors if possible.
Init()
// Initialise the process-related resources.
InitProcess(name, runPath)
return *debug, instanceDirectory, runPath
}