func init() {
// Check https://github.com/docker/docker/blob/master/pkg/mflag/example/example.go
flag.StringVar(&path, []string{"p", "#pathhidden", "-path"}, "", "path to traverse")
flag.StringVar(&path, []string{"n", "#namehidden", "-name"}, "", "name to traverse")
flag.BoolVar(&h, []string{"h", "#help", "-help"}, false, "display the help")
flag.Parse()
}
func installFlags() {
flag.BoolVar(&flDebug, []string{"D", "-debug"}, false, "Enable debug mode")
flag.StringVar(&flLogLevel, []string{"l", "-log-level"}, "info", "Set the logging level")
flag.StringVar(&root, []string{"g", "-graph"}, "/var/lib/docker", "Path to use as the root of the graph driver")
opts.ListVar(&graphOptions, []string{"-storage-opt"}, "Set storage driver options")
flag.StringVar(&graphDriver, []string{"s", "-storage-driver"}, "", "Force the runtime to use a specific storage driver")
}
func init() {
var placeholderTrustKey string
// TODO use flag flag.String([]string{"i", "-identity"}, "", "Path to libtrust key file")
flTrustKey = &placeholderTrustKey
flag.StringVar(&tlsOptions.CAFile, []string{"-tlscacert"}, filepath.Join(dockerCertPath, defaultCaFile), "Trust certs signed only by this CA")
flag.StringVar(&tlsOptions.CertFile, []string{"-tlscert"}, filepath.Join(dockerCertPath, defaultCertFile), "Path to TLS certificate file")
flag.StringVar(&tlsOptions.KeyFile, []string{"-tlskey"}, filepath.Join(dockerCertPath, defaultKeyFile), "Path to TLS key file")
opts.HostListVar(&flHosts, []string{"H", "-host"}, "Daemon socket(s) to connect to")
flag.Usage = func() {
fmt.Fprint(os.Stdout, "Usage: docker [OPTIONS] COMMAND [arg...]\n\nA self-sufficient runtime for linux containers.\n\nOptions:\n")
flag.CommandLine.SetOutput(os.Stdout)
flag.PrintDefaults()
help := "\nCommands:\n"
sort.Sort(byName(dockerCommands))
for _, cmd := range dockerCommands {
help += fmt.Sprintf(" %-10.10s%s\n", cmd.name, cmd.description)
}
help += "\nRun 'docker COMMAND --help' for more information on a command."
fmt.Fprintf(os.Stdout, "%s\n", help)
}
}
func readConfig() {
var (
configFile string
showHelp, showVersion bool
)
logFilter = &logutils.LevelFilter{
Levels: logLevels,
MinLevel: logMinLevel,
Writer: os.Stderr,
}
log.SetOutput(logFilter)
flag.StringVar(&configFile, []string{"c", "-config"}, "/etc/logear/logear.conf", "config file")
flag.StringVar(&logFile, []string{"l", "-log"}, "", "log file")
flag.BoolVar(&showHelp, []string{"h", "-help"}, false, "display the help")
flag.BoolVar(&showVersion, []string{"v", "-version"}, false, "display version info")
flag.Parse()
if showHelp {
flag.Usage()
os.Exit(0)
}
if showVersion {
println(versionstring)
println("OS: " + runtime.GOOS)
println("Architecture: " + runtime.GOARCH)
os.Exit(0)
}
parseTomlFile(configFile)
startLogging()
log.Printf("%s started with pid %d", versionstring, os.Getpid())
}
func init() {
flag.StringVar(&tplfile, []string{"t", "-template"}, "", "Template file name for produce config file.")
flag.StringVar(&appName, []string{"-app"}, "appname", "App name for upstream/logfile name/conf name/consul key.")
flag.StringVar(&output, []string{"o", "-output"}, "appname.conf", "Config file name for save config file.")
flag.BoolVar(&help, []string{"h", "-help"}, false, "Display the help")
flag.Parse()
}
// InstallFlags adds command-line options to the top-level flag parser for
// the current process.
// Subsequent calls to `flag.Parse` will populate config with values parsed
// from the command-line.
func (config *Config) InstallFlags() {
flag.StringVar(&config.Pidfile, []string{"p", "-pidfile"}, "/var/run/docker.pid", "Path to use for daemon PID file")
flag.StringVar(&config.Root, []string{"g", "-graph"}, "/var/lib/docker", "Root of the Docker runtime")
flag.BoolVar(&config.AutoRestart, []string{"#r", "#-restart"}, true, "--restart on the daemon has been deprecated in favor of --restart policies on docker run")
flag.BoolVar(&config.EnableIptables, []string{"#iptables", "-iptables"}, true, "Enable addition of iptables rules")
flag.BoolVar(&config.EnableIpForward, []string{"#ip-forward", "-ip-forward"}, true, "Enable net.ipv4.ip_forward")
flag.BoolVar(&config.EnableIpMasq, []string{"-ip-masq"}, true, "Enable IP masquerading")
flag.BoolVar(&config.EnableIPv6, []string{"-ipv6"}, false, "Enable IPv6 networking")
flag.StringVar(&config.BridgeIP, []string{"#bip", "-bip"}, "", "Specify network bridge IP")
flag.StringVar(&config.BridgeIface, []string{"b", "-bridge"}, "", "Attach containers to a network bridge")
flag.StringVar(&config.FixedCIDR, []string{"-fixed-cidr"}, "", "IPv4 subnet for fixed IPs")
flag.StringVar(&config.FixedCIDRv6, []string{"-fixed-cidr-v6"}, "", "IPv6 subnet for fixed IPs")
flag.BoolVar(&config.InterContainerCommunication, []string{"#icc", "-icc"}, true, "Enable inter-container communication")
flag.StringVar(&config.GraphDriver, []string{"s", "-storage-driver"}, "", "Storage driver to use")
flag.StringVar(&config.ExecDriver, []string{"e", "-exec-driver"}, "native", "Exec driver to use")
flag.BoolVar(&config.EnableSelinuxSupport, []string{"-selinux-enabled"}, false, "Enable selinux support")
flag.IntVar(&config.Mtu, []string{"#mtu", "-mtu"}, 0, "Set the containers network MTU")
flag.StringVar(&config.SocketGroup, []string{"G", "-group"}, "docker", "Group for the unix socket")
flag.BoolVar(&config.EnableCors, []string{"#api-enable-cors", "#-api-enable-cors"}, false, "Enable CORS headers in the remote API, this is deprecated by --api-cors-header")
flag.StringVar(&config.CorsHeaders, []string{"-api-cors-header"}, "", "Set CORS headers in the remote API")
opts.IPVar(&config.DefaultIp, []string{"#ip", "-ip"}, "0.0.0.0", "Default IP when binding container ports")
opts.ListVar(&config.GraphOptions, []string{"-storage-opt"}, "Set storage driver options")
// FIXME: why the inconsistency between "hosts" and "sockets"?
opts.IPListVar(&config.Dns, []string{"#dns", "-dns"}, "DNS server to use")
opts.DnsSearchListVar(&config.DnsSearch, []string{"-dns-search"}, "DNS search domains to use")
opts.LabelListVar(&config.Labels, []string{"-label"}, "Set key=value labels to the daemon")
config.Ulimits = make(map[string]*ulimit.Ulimit)
opts.UlimitMapVar(config.Ulimits, []string{"-default-ulimit"}, "Set default ulimits for containers")
}
func init() {
flag.StringVar(&tplfile, []string{"t", "-template"}, "server.conf.template", "Template file name for produce config file.")
flag.StringVar(&appName, []string{"-app"}, "appname", "App name for upstream/logfile name/conf name/consul key.")
flag.StringVar(&consulIp, []string{"c", "-consul"}, "10.10.10.10:8500", "Consul server 'url:port' for get upstream info.")
flag.StringVar(&virtualIp, []string{"v", "-virtualip"}, "0.0.0.0:81,0.0.0.1", "Virtual IP/PORT list for this app.")
flag.StringVar(&output, []string{"o", "-output"}, "appname.conf", "Config file name for save config file.")
flag.BoolVar(&help, []string{"h", "-help"}, false, "Display the help")
flag.Parse()
}
func init() {
flag.Bool([]string{"#hp", "#-halp"}, false, "display the halp")
flag.BoolVar(&b, []string{"b", "#bal", "#bol", "-bal"}, false, "a simple bool")
flag.BoolVar(&b, []string{"g", "#gil"}, false, "a simple bool")
flag.BoolVar(&b2, []string{"#-bool"}, false, "a simple bool")
flag.IntVar(&i, []string{"-integer", "-number"}, -1, "a simple integer")
flag.StringVar(&str, []string{"s", "#hidden", "-string"}, "", "a simple string") //-s -hidden and --string will work, but -hidden won't be in the usage
flag.BoolVar(&h, []string{"h", "#help", "-help"}, false, "display the help")
flag.StringVar(&str, []string{"mode"}, "mode1", "set the mode\nmode1: use the mode1\nmode2: use the mode2\nmode3: use the mode3")
flag.Parse()
}
func init() {
logrus.SetOutput(os.Stdout)
logrus.SetLevel(logrus.DebugLevel)
mflag.BoolVar(&master, []string{"m", "-master", "#mt"}, false, "if the master server.")
mflag.BoolVar(&help, []string{"h", "-help", "#hhhhelp"}, false, "show help.")
mflag.StringVar(&env, []string{"e", "-env"}, "test", "which config env to run.")
// mflag.BoolVar(&picture, []string{"i", "-image"}, false, "download the picture that go throuth.")
mflag.StringVar(&conffile, []string{"f", "-config"}, "", "point a config file.default is config/config.json.")
mflag.Parse()
}
func init() {
flag.Bool([]string{"h", "-help"}, false, "Display help")
flag.BoolVar(&verbose, []string{"v", "-verbose"}, false, "Switch to verbose output")
flag.BoolVar(&print_digest, []string{"d", "-digest"}, false, "Print also digest of manifest")
flag.StringVar(&key, []string{"k", "-key-file"}, "", "Private key with which to sign")
flag.Parse()
}
// InstallFlags adds command-line options to the top-level flag parser for
// the current process.
// Subsequent calls to `flag.Parse` will populate config with values parsed
// from the command-line.
func (config *Config) InstallFlags() {
// First handle install flags which are consistent cross-platform
config.InstallCommonFlags()
// Then platform-specific install flags.
flag.StringVar(&config.Bridge.VirtualSwitchName, []string{"b", "-bridge"}, "", "Attach containers to a virtual switch")
}
func main() {
mflag.BoolVar(&useScheduler, []string{"scheduler"}, false, "Use scheduler to distribute tests across shards")
mflag.BoolVar(&runParallel, []string{"parallel"}, false, "Run tests in parallel on hosts where possible")
mflag.BoolVar(&verbose, []string{"v"}, false, "Print output from all tests (Also enabled via DEBUG=1)")
mflag.StringVar(&schedulerHost, []string{"scheduler-host"}, defaultSchedulerHost, "Hostname of scheduler.")
mflag.Parse()
if len(os.Getenv("DEBUG")) > 0 {
verbose = true
}
tests, err := getTests(mflag.Args())
if err != nil {
fmt.Printf("Error parsing tests: %v\n", err)
os.Exit(1)
}
hosts := strings.Fields(os.Getenv("HOSTS"))
maxHosts := len(hosts)
if maxHosts == 0 {
fmt.Print("No HOSTS specified.\n")
os.Exit(1)
}
var errored bool
if runParallel {
errored = parallel(tests, hosts)
} else {
errored = sequential(tests, hosts)
}
if errored {
os.Exit(1)
}
}
func main() {
var (
as []string
hostMatch string
)
mflagext.ListVar(&as, []string{"a", "-alias"}, []string{}, "Specify hostname aliases in the form alias:hostname. Can be repeated.")
mflag.StringVar(&hostMatch, []string{"h", "-host-match"}, "*.weave.local", "Specify main host shExpMatch expression in pacfile")
mflag.Parse()
var aliases = map[string]string{}
for _, a := range as {
parts := strings.SplitN(a, ":", 2)
if len(parts) != 2 {
fmt.Printf("'%s' is not a valid alias.\n", a)
mflag.Usage()
os.Exit(1)
}
aliases[parts[0]] = parts[1]
}
go socksProxy(aliases)
t := template.Must(template.New("pacfile").Parse(pacfile))
http.HandleFunc("/proxy.pac", func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/x-ns-proxy-autoconfig")
t.Execute(w, pacFileParameters{hostMatch, aliases})
})
if err := http.ListenAndServe(":8080", nil); err != nil {
panic(err)
}
}
func main() {
var (
justVersion bool
logLevel = "info"
c proxy.Config
withDNS bool
)
c.Version = version
mflag.BoolVar(&justVersion, []string{"#version", "-version"}, false, "print version and exit")
mflag.StringVar(&logLevel, []string{"-log-level"}, "info", "logging level (debug, info, warning, error)")
mflagext.ListVar(&c.ListenAddrs, []string{"H"}, nil, "addresses on which to listen")
mflag.StringVar(&c.HostnameFromLabel, []string{"-hostname-from-label"}, "", "Key of container label from which to obtain the container's hostname")
mflag.StringVar(&c.HostnameMatch, []string{"-hostname-match"}, "(.*)", "Regexp pattern to apply on container names (e.g. '^aws-[0-9]+-(.*)$')")
mflag.StringVar(&c.HostnameReplacement, []string{"-hostname-replacement"}, "$1", "Expression to generate hostnames based on matches from --hostname-match (e.g. 'my-app-$1')")
mflag.BoolVar(&c.RewriteInspect, []string{"-rewrite-inspect"}, false, "Rewrite 'inspect' calls to return the weave network settings (if attached)")
mflag.BoolVar(&c.NoDefaultIPAM, []string{"#-no-default-ipam", "-no-default-ipalloc"}, false, "do not automatically allocate addresses for containers without a WEAVE_CIDR")
mflag.BoolVar(&c.NoRewriteHosts, []string{"-no-rewrite-hosts"}, false, "do not automatically rewrite /etc/hosts. Use if you need the docker IP to remain in /etc/hosts")
mflag.StringVar(&c.TLSConfig.CACert, []string{"#tlscacert", "-tlscacert"}, "", "Trust certs signed only by this CA")
mflag.StringVar(&c.TLSConfig.Cert, []string{"#tlscert", "-tlscert"}, "", "Path to TLS certificate file")
mflag.BoolVar(&c.TLSConfig.Enabled, []string{"#tls", "-tls"}, false, "Use TLS; implied by --tlsverify")
mflag.StringVar(&c.TLSConfig.Key, []string{"#tlskey", "-tlskey"}, "", "Path to TLS key file")
mflag.BoolVar(&c.TLSConfig.Verify, []string{"#tlsverify", "-tlsverify"}, false, "Use TLS and verify the remote")
mflag.BoolVar(&withDNS, []string{"#-with-dns", "#w"}, false, "option removed")
mflag.BoolVar(&c.WithoutDNS, []string{"-without-dns"}, false, "instruct created containers to never use weaveDNS as their nameserver")
mflag.BoolVar(&c.NoMulticastRoute, []string{"-no-multicast-route"}, false, "do not add a multicast route via the weave interface when attaching containers")
mflag.Parse()
if justVersion {
fmt.Printf("weave proxy %s\n", version)
os.Exit(0)
}
SetLogLevel(logLevel)
Log.Infoln("weave proxy", version)
Log.Infoln("Command line arguments:", strings.Join(os.Args[1:], " "))
if withDNS {
Log.Warning("--with-dns option has been removed; DNS is on by default")
}
c.Image = getenv("EXEC_IMAGE", "weaveworks/weaveexec")
c.DockerBridge = getenv("DOCKER_BRIDGE", "docker0")
c.DockerHost = getenv("DOCKER_HOST", "unix:///var/run/docker.sock")
c.ProcPath = getenv("PROCFS", "/proc")
p, err := proxy.NewProxy(c)
if err != nil {
Log.Fatalf("Could not start proxy: %s", err)
}
defer p.Stop()
listeners := p.Listen()
p.AttachExistingContainers()
go p.Serve(listeners)
go p.ListenAndServeStatus("/home/weave/status.sock")
SignalHandlerLoop()
}
// InstallFlags adds command-line options to the top-level flag parser for
// the current process.
// Subsequent calls to `flag.Parse` will populate config with values parsed
// from the command-line.
func (config *Config) InstallFlags() {
flag.StringVar(&config.Pidfile, []string{"p", "-pidfile"}, "/var/run/docker.pid", "Path to use for daemon PID file")
flag.StringVar(&config.Root, []string{"g", "-graph"}, "/var/lib/docker", "Path to use as the root of the Docker runtime")
flag.BoolVar(&config.AutoRestart, []string{"#r", "#-restart"}, true, "--restart on the daemon has been deprecated in favor of --restart policies on docker run")
flag.BoolVar(&config.EnableIptables, []string{"#iptables", "-iptables"}, true, "Enable Docker's addition of iptables rules")
flag.BoolVar(&config.EnableIpForward, []string{"#ip-forward", "-ip-forward"}, true, "Enable net.ipv4.ip_forward")
flag.BoolVar(&config.EnableIpMasq, []string{"-ip-masq"}, true, "Enable IP masquerading for bridge's IP range")
flag.StringVar(&config.BridgeIP, []string{"#bip", "-bip"}, "", "Use this CIDR notation address for the network bridge's IP, not compatible with -b")
flag.StringVar(&config.BridgeIface, []string{"b", "-bridge"}, "", "Attach containers to a pre-existing network bridge\nuse 'none' to disable container networking")
flag.StringVar(&config.FixedCIDR, []string{"-fixed-cidr"}, "", "IPv4 subnet for fixed IPs (ex: 10.20.0.0/16)\nthis subnet must be nested in the bridge subnet (which is defined by -b or --bip)")
opts.ListVar(&config.InsecureRegistries, []string{"-insecure-registry"}, "Enable insecure communication with specified registries (no certificate verification for HTTPS and enable HTTP fallback) (e.g., localhost:5000 or 10.20.0.0/16)")
flag.BoolVar(&config.InterContainerCommunication, []string{"#icc", "-icc"}, true, "Enable inter-container communication")
flag.StringVar(&config.GraphDriver, []string{"s", "-storage-driver"}, "", "Force the Docker runtime to use a specific storage driver")
flag.StringVar(&config.ExecDriver, []string{"e", "-exec-driver"}, "native", "Force the Docker runtime to use a specific exec driver")
flag.BoolVar(&config.EnableSelinuxSupport, []string{"-selinux-enabled"}, false, "Enable selinux support. SELinux does not presently support the BTRFS storage driver")
flag.IntVar(&config.Mtu, []string{"#mtu", "-mtu"}, 0, "Set the containers network MTU\nif no value is provided: default to the default route MTU or 1500 if no default route is available")
opts.IPVar(&config.DefaultIp, []string{"#ip", "-ip"}, "0.0.0.0", "Default IP address to use when binding container ports")
opts.ListVar(&config.GraphOptions, []string{"-storage-opt"}, "Set storage driver options")
// FIXME: why the inconsistency between "hosts" and "sockets"?
opts.IPListVar(&config.Dns, []string{"#dns", "-dns"}, "Force Docker to use specific DNS servers")
opts.DnsSearchListVar(&config.DnsSearch, []string{"-dns-search"}, "Force Docker to use specific DNS search domains")
opts.MirrorListVar(&config.Mirrors, []string{"-registry-mirror"}, "Specify a preferred Docker registry mirror")
opts.LabelListVar(&config.Labels, []string{"-label"}, "Set key=value labels to the daemon (displayed in `docker info`)")
// Localhost is by default considered as an insecure registry
// This is a stop-gap for people who are running a private registry on localhost (especially on Boot2docker).
//
// TODO: should we deprecate this once it is easier for people to set up a TLS registry or change
// daemon flags on boot2docker?
// If so, do not forget to check the TODO in TestIsSecure
config.InsecureRegistries = append(config.InsecureRegistries, "127.0.0.0/8")
}
func main() {
var (
justVersion bool
logLevel = "info"
c = proxy.Config{ListenAddrs: []string{}}
)
c.Version = version
mflag.BoolVar(&justVersion, []string{"#version", "-version"}, false, "print version and exit")
mflag.StringVar(&logLevel, []string{"-log-level"}, "info", "logging level (debug, info, warning, error)")
ListVar(&c.ListenAddrs, []string{"H"}, defaultListenAddrs, "addresses on which to listen")
mflag.BoolVar(&c.NoDefaultIPAM, []string{"#-no-default-ipam", "-no-default-ipalloc"}, false, "do not automatically allocate addresses for containers without a WEAVE_CIDR")
mflag.BoolVar(&c.NoRewriteHosts, []string{"no-rewrite-hosts"}, false, "do not automatically rewrite /etc/hosts. Use if you need the docker IP to remain in /etc/hosts")
mflag.StringVar(&c.TLSConfig.CACert, []string{"#tlscacert", "-tlscacert"}, "", "Trust certs signed only by this CA")
mflag.StringVar(&c.TLSConfig.Cert, []string{"#tlscert", "-tlscert"}, "", "Path to TLS certificate file")
mflag.BoolVar(&c.TLSConfig.Enabled, []string{"#tls", "-tls"}, false, "Use TLS; implied by --tls-verify")
mflag.StringVar(&c.TLSConfig.Key, []string{"#tlskey", "-tlskey"}, "", "Path to TLS key file")
mflag.BoolVar(&c.TLSConfig.Verify, []string{"#tlsverify", "-tlsverify"}, false, "Use TLS and verify the remote")
mflag.BoolVar(&c.WithDNS, []string{"-with-dns", "w"}, false, "instruct created containers to always use weaveDNS as their nameserver")
mflag.BoolVar(&c.WithoutDNS, []string{"-without-dns"}, false, "instruct created containers to never use weaveDNS as their nameserver")
mflag.Parse()
if justVersion {
fmt.Printf("weave proxy %s\n", version)
os.Exit(0)
}
if c.WithDNS && c.WithoutDNS {
Log.Fatalf("Cannot use both '--with-dns' and '--without-dns' flags")
}
SetLogLevel(logLevel)
Log.Infoln("weave proxy", version)
Log.Infoln("Command line arguments:", strings.Join(os.Args[1:], " "))
p, err := proxy.NewProxy(c)
if err != nil {
Log.Fatalf("Could not start proxy: %s", err)
}
p.ListenAndServe()
}
// InstallFlags adds command-line options to the top-level flag parser for
// the current process.
// Subsequent calls to `flag.Parse` will populate config with values parsed
// from the command-line.
func (config *Config) InstallFlags() {
// First handle install flags which are consistent cross-platform
config.InstallCommonFlags()
// Then platform-specific install flags
opts.ListVar(&config.GraphOptions, []string{"-storage-opt"}, "Set storage driver options")
opts.ListVar(&config.ExecOptions, []string{"-exec-opt"}, "Set exec driver options")
flag.BoolVar(&config.EnableSelinuxSupport, []string{"-selinux-enabled"}, false, "Enable selinux support")
flag.StringVar(&config.SocketGroup, []string{"G", "-group"}, "docker", "Group for the unix socket")
config.Ulimits = make(map[string]*ulimit.Ulimit)
opts.UlimitMapVar(config.Ulimits, []string{"-default-ulimit"}, "Set default ulimits for containers")
}
func init() {
// Arguments for ssh server
flag.BoolVar(&h, []string{"h", "#help", "-help"}, false,
"display this help message")
flag.BoolVar(&server, []string{"s", "-server"}, false,
"start the server")
flag.StringVar(&listen, []string{"l", "-listen"}, "0.0.0.0",
"start the server")
flag.IntVar(&port, []string{"p", "-port"}, 5566,
"port to listen")
flag.StringVar(&user, []string{"-user"}, "sshcam",
"username for SSH login")
flag.StringVar(&pass, []string{"-pass"}, "p@ssw0rd",
"password for SSH login")
// Arguments for img2xterm
flag.BoolVar(&colorful, []string{"c", "-color"}, false,
"turn on color")
flag.BoolVar(&asciiOnly, []string{"-ascii-only"}, false,
"fallback to use ASCII's full block characters")
flag.StringVar(&distanceAlgorithm, []string{"-color-algorithm"}, "yiq",
"algorithm use to compute colors. Available options are:\n"+
"'rgb': simple linear distance in RGB colorspace\n"+
"'yiq': simple linear distance in YIQ colorspace (the default)\n"+
"'cie94': use the CIE94 formula")
flag.IntVar(&maxFPS, []string{"-max-fps"}, 4,
"limit the maximum FPS")
flag.StringVar(&device, []string{"-device"}, "/dev/video0",
"the webcam device to open")
flag.StringVar(&sizeFlag, []string{"-size"}, "640x480",
"image dimension, must be supported by the device")
flag.Parse()
size = wxh2Size(sizeFlag)
}
func NewDbDriver() (*DbDriver, error) {
lock.Lock()
defer lock.Unlock()
if dbc != nil {
return dbc, nil
}
log.SetFlags(log.LstdFlags | log.Lmicroseconds | log.Lshortfile)
dbc = &DbDriver{}
var username string
var password string
var ip string
var port uint
var database string
mflag.StringVar(&username, []string{"-mysql_username"}, "docker", "username for mysql")
mflag.StringVar(&password, []string{"-mysql_password"}, "dockerdocker", "username for mysql")
mflag.StringVar(&ip, []string{"-mysql_ip"}, "10.97.232.22", "ip for mysql")
mflag.UintVar(&port, []string{"-mysql_port"}, 3306, "port for mysql")
mflag.StringVar(&database, []string{"-mysql_database"}, "docker", "database name for mysql")
dataSourceName := username + ":" + password + "@tcp(" + ip + ":" + strconv.Itoa(int(port)) + ")/" + database + "?charset=utf8"
log.Printf("INFO: data source : %s", dataSourceName)
db, err := sql.Open("mysql", dataSourceName)
if err != nil {
log.Printf("ERROR: %v", err)
}
dbc.db = db
return dbc, nil
}
func init() {
flag.BoolVar(&h,
[]string{"h", "#help", "-help"},
false,
"display this help message")
flag.StringVar(
&logFile,
[]string{"f"},
"/var/log/gitlab/gitlab-shell/gitlab-shell.log",
"path to gitlab-shell.log")
flag.Parse()
}
func init() {
d := &Driver{}
mflag.StringVar(&d.Path, []string{"-v1_index_file_path"}, "", "Path to v1 repo")
index.Register("v1file", d, func() error {
if d.Path == "" {
return fmt.Errorf("path to v1 repo not set")
}
return nil
})
}
// InstallFlags adds command-line options to the top-level flag parser for
// the current process.
// Subsequent calls to `flag.Parse` will populate config with values parsed
// from the command-line.
func (config *Config) InstallFlags() {
// First handle install flags which are consistent cross-platform
config.InstallCommonFlags()
// Then platform-specific install flags
flag.BoolVar(&config.EnableSelinuxSupport, []string{"-selinux-enabled"}, false, "Enable selinux support")
flag.StringVar(&config.SocketGroup, []string{"G", "-group"}, "docker", "Group for the unix socket")
config.Ulimits = make(map[string]*ulimit.Ulimit)
opts.UlimitMapVar(config.Ulimits, []string{"-default-ulimit"}, "Set default ulimits for containers")
flag.BoolVar(&config.Bridge.EnableIPTables, []string{"#iptables", "-iptables"}, true, "Enable addition of iptables rules")
flag.BoolVar(&config.Bridge.EnableIPForward, []string{"#ip-forward", "-ip-forward"}, true, "Enable net.ipv4.ip_forward")
flag.BoolVar(&config.Bridge.EnableIPMasq, []string{"-ip-masq"}, true, "Enable IP masquerading")
flag.BoolVar(&config.Bridge.EnableIPv6, []string{"-ipv6"}, false, "Enable IPv6 networking")
flag.StringVar(&config.Bridge.IP, []string{"#bip", "-bip"}, "", "Specify network bridge IP")
flag.StringVar(&config.Bridge.Iface, []string{"b", "-bridge"}, "", "Attach containers to a network bridge")
flag.StringVar(&config.Bridge.FixedCIDR, []string{"-fixed-cidr"}, "", "IPv4 subnet for fixed IPs")
flag.StringVar(&config.Bridge.FixedCIDRv6, []string{"-fixed-cidr-v6"}, "", "IPv6 subnet for fixed IPs")
opts.IPVar(&config.Bridge.DefaultGatewayIPv4, []string{"-default-gateway"}, "", "Container default gateway IPv4 address")
opts.IPVar(&config.Bridge.DefaultGatewayIPv6, []string{"-default-gateway-v6"}, "", "Container default gateway IPv6 address")
flag.BoolVar(&config.Bridge.InterContainerCommunication, []string{"#icc", "-icc"}, true, "Enable inter-container communication")
opts.IPVar(&config.Bridge.DefaultIP, []string{"#ip", "-ip"}, "0.0.0.0", "Default IP when binding container ports")
flag.BoolVar(&config.Bridge.EnableUserlandProxy, []string{"-userland-proxy"}, true, "Use userland proxy for loopback traffic")
}
func main() {
var (
justVersion bool
logLevel = "info"
c = proxy.Config{ListenAddrs: []string{}}
)
c.Version = version
mflag.BoolVar(&justVersion, []string{"#version", "-version"}, false, "print version and exit")
mflag.StringVar(&logLevel, []string{"-log-level"}, "info", "logging level (debug, info, warning, error)")
mflagext.ListVar(&c.ListenAddrs, []string{"H"}, nil, "addresses on which to listen")
mflag.StringVar(&c.HostnameFromLabel, []string{"-hostname-from-label"}, "", "Key of container label from which to obtain the container's hostname")
mflag.StringVar(&c.HostnameMatch, []string{"-hostname-match"}, "(.*)", "Regexp pattern to apply on container names (e.g. '^aws-[0-9]+-(.*)$')")
mflag.StringVar(&c.HostnameReplacement, []string{"-hostname-replacement"}, "$1", "Expression to generate hostnames based on matches from --hostname-match (e.g. 'my-app-$1')")
mflag.BoolVar(&c.RewriteInspect, []string{"-rewrite-inspect"}, false, "Rewrite 'inspect' calls to return the weave network settings (if attached)")
mflag.BoolVar(&c.NoDefaultIPAM, []string{"#-no-default-ipam", "-no-default-ipalloc"}, false, "do not automatically allocate addresses for containers without a WEAVE_CIDR")
mflag.BoolVar(&c.NoRewriteHosts, []string{"-no-rewrite-hosts"}, false, "do not automatically rewrite /etc/hosts. Use if you need the docker IP to remain in /etc/hosts")
mflag.StringVar(&c.TLSConfig.CACert, []string{"#tlscacert", "-tlscacert"}, "", "Trust certs signed only by this CA")
mflag.StringVar(&c.TLSConfig.Cert, []string{"#tlscert", "-tlscert"}, "", "Path to TLS certificate file")
mflag.BoolVar(&c.TLSConfig.Enabled, []string{"#tls", "-tls"}, false, "Use TLS; implied by --tls-verify")
mflag.StringVar(&c.TLSConfig.Key, []string{"#tlskey", "-tlskey"}, "", "Path to TLS key file")
mflag.BoolVar(&c.TLSConfig.Verify, []string{"#tlsverify", "-tlsverify"}, false, "Use TLS and verify the remote")
mflag.BoolVar(&c.WithDNS, []string{"-with-dns", "w"}, false, "instruct created containers to always use weaveDNS as their nameserver")
mflag.BoolVar(&c.WithoutDNS, []string{"-without-dns"}, false, "instruct created containers to never use weaveDNS as their nameserver")
mflag.Parse()
if justVersion {
fmt.Printf("weave proxy %s\n", version)
os.Exit(0)
}
if c.WithDNS && c.WithoutDNS {
Log.Fatalf("Cannot use both '--with-dns' and '--without-dns' flags")
}
SetLogLevel(logLevel)
Log.Infoln("weave proxy", version)
Log.Infoln("Command line arguments:", strings.Join(os.Args[1:], " "))
p, err := proxy.NewProxy(c)
if err != nil {
Log.Fatalf("Could not start proxy: %s", err)
}
listeners := p.Listen()
p.AttachExistingContainers()
go p.Serve(listeners)
go p.ListenAndServeStatus("/home/weave/status.sock")
SignalHandlerLoop()
}
func init() {
logrus.SetFormatter(&logrus.JSONFormatter{})
// Output to stderr instead of stdout, could also be a file.
logrus.SetOutput(os.Stderr)
// Only log the warning severity or above.
logrus.SetLevel(logrus.WarnLevel)
// XXX print a warning that this tool is not stable yet
logrus.Warn("This tool is not stable yet, and should only be used for testing!")
flag.BoolVar(&debug, []string{"D", "-debug"}, debug, "debugging output")
flag.StringVar(&outputStream, []string{"o", "-output"}, outputStream, "output to file (default stdout)")
}
func init() {
log.SetFormatter(&log.JSONFormatter{})
// Output to stderr instead of stdout, could also be a file.
log.SetOutput(os.Stderr)
// Only log the warning severity or above.
log.SetLevel(log.WarnLevel)
// XXX print a warning that this tool is not stable yet
fmt.Fprintln(os.Stderr, "WARNING: this tool is not stable yet, and should only be used for testing!")
flag.BoolVar(&timeout, []string{"t", "-timeout"}, timeout, "allow timeout on the registry session")
flag.BoolVar(&debug, []string{"D", "-debug"}, debug, "debugging output")
flag.StringVar(&outputStream, []string{"o", "-output"}, outputStream, "output to file (default stdout)")
rOptions.InstallFlags()
}
// InstallCommonFlags adds command-line options to the top-level flag parser for
// the current process.
// Subsequent calls to `flag.Parse` will populate config with values parsed
// from the command-line.
func (config *Config) InstallCommonFlags() {
opts.ListVar(&config.GraphOptions, []string{"-storage-opt"}, "Set storage driver options")
opts.ListVar(&config.ExecOptions, []string{"-exec-opt"}, "Set exec driver options")
flag.StringVar(&config.Pidfile, []string{"p", "-pidfile"}, defaultPidFile, "Path to use for daemon PID file")
flag.StringVar(&config.Root, []string{"g", "-graph"}, defaultGraph, "Root of the Docker runtime")
flag.StringVar(&config.ExecRoot, []string{"-exec-root"}, "/var/run/docker", "Root of the Docker execdriver")
flag.BoolVar(&config.AutoRestart, []string{"#r", "#-restart"}, true, "--restart on the daemon has been deprecated in favor of --restart policies on docker run")
flag.StringVar(&config.GraphDriver, []string{"s", "-storage-driver"}, "", "Storage driver to use")
flag.StringVar(&config.ExecDriver, []string{"e", "-exec-driver"}, defaultExec, "Exec driver to use")
flag.IntVar(&config.Mtu, []string{"#mtu", "-mtu"}, 0, "Set the containers network MTU")
flag.BoolVar(&config.EnableCors, []string{"#api-enable-cors", "#-api-enable-cors"}, false, "Enable CORS headers in the remote API, this is deprecated by --api-cors-header")
flag.StringVar(&config.CorsHeaders, []string{"-api-cors-header"}, "", "Set CORS headers in the remote API")
// FIXME: why the inconsistency between "hosts" and "sockets"?
opts.IPListVar(&config.Dns, []string{"#dns", "-dns"}, "DNS server to use")
opts.DnsSearchListVar(&config.DnsSearch, []string{"-dns-search"}, "DNS search domains to use")
opts.LabelListVar(&config.Labels, []string{"-label"}, "Set key=value labels to the daemon")
flag.StringVar(&config.LogConfig.Type, []string{"-log-driver"}, "json-file", "Default driver for container logs")
opts.LogOptsVar(config.LogConfig.Config, []string{"-log-opt"}, "Set log driver options")
}
func init() {
d := &Driver{}
var file string
mflag.StringVar(&file, []string{"-acl_htpasswd_file"}, "", "File path to htpasswd format file")
acl.Register("htpasswd", d, func() error {
htp, err := htpasswd.New(file, htpasswd.DefaultSystems, nil)
if err != nil {
return err
}
d.htp = htp
watcher, err := fsnotify.NewWatcher()
if err != nil {
return err
}
defer watcher.Close()
go func() {
for {
event := <-watcher.Events
if event.Op&fsnotify.Write == fsnotify.Write {
d.htp.Reload(nil)
}
}
}()
err = watcher.Add(file)
if err != nil {
return err
}
return nil
})
}
// InstallFlags adds command-line options to the top-level flag parser for
// the current process.
// Subsequent calls to `flag.Parse` will populate config with values parsed
// from the command-line.
func (config *Config) InstallFlags() {
flag.StringVar(&config.Pidfile, []string{"p", "-pidfile"}, "/var/run/docker.pid", "Path to use for daemon PID file")
flag.StringVar(&config.Root, []string{"g", "-graph"}, "/var/lib/docker", "Path to use as the root of the Docker runtime")
flag.BoolVar(&config.AutoRestart, []string{"#r", "#-restart"}, true, "--restart on the daemon has been deprecated in favor of --restart policies on docker run")
flag.BoolVar(&config.EnableIptables, []string{"#iptables", "-iptables"}, true, "Enable Docker's addition of iptables rules")
flag.BoolVar(&config.EnableIpForward, []string{"#ip-forward", "-ip-forward"}, true, "Enable net.ipv4.ip_forward and IPv6 forwarding if --fixed-cidr-v6 is defined. IPv6 forwarding may interfere with your existing IPv6 configuration when using Router Advertisement.")
flag.BoolVar(&config.EnableIpMasq, []string{"-ip-masq"}, true, "Enable IP masquerading for bridge's IP range")
flag.BoolVar(&config.EnableIPv6, []string{"-ipv6"}, false, "Enable IPv6 networking")
flag.StringVar(&config.BridgeIP, []string{"#bip", "-bip"}, "", "Use this CIDR notation address for the network bridge's IP, not compatible with -b")
flag.StringVar(&config.BridgeIface, []string{"b", "-bridge"}, "", "Attach containers to a pre-existing network bridge\nuse 'none' to disable container networking")
flag.StringVar(&config.FixedCIDR, []string{"-fixed-cidr"}, "", "IPv4 subnet for fixed IPs (e.g. 10.20.0.0/16)\nthis subnet must be nested in the bridge subnet (which is defined by -b or --bip)")
flag.StringVar(&config.FixedCIDRv6, []string{"-fixed-cidr-v6"}, "", "IPv6 subnet for fixed IPs (e.g.: 2001:a02b/48)")
flag.BoolVar(&config.InterContainerCommunication, []string{"#icc", "-icc"}, true, "Allow unrestricted inter-container and Docker daemon host communication")
flag.StringVar(&config.GraphDriver, []string{"s", "-storage-driver"}, "", "Force the Docker runtime to use a specific storage driver")
flag.StringVar(&config.ExecDriver, []string{"e", "-exec-driver"}, "native", "Force the Docker runtime to use a specific exec driver")
flag.BoolVar(&config.EnableSelinuxSupport, []string{"-selinux-enabled"}, false, "Enable selinux support. SELinux does not presently support the BTRFS storage driver")
flag.IntVar(&config.Mtu, []string{"#mtu", "-mtu"}, 0, "Set the containers network MTU\nif no value is provided: default to the default route MTU or 1500 if no default route is available")
opts.IPVar(&config.DefaultIp, []string{"#ip", "-ip"}, "0.0.0.0", "Default IP address to use when binding container ports")
opts.ListVar(&config.GraphOptions, []string{"-storage-opt"}, "Set storage driver options")
// FIXME: why the inconsistency between "hosts" and "sockets"?
opts.IPListVar(&config.Dns, []string{"#dns", "-dns"}, "Force Docker to use specific DNS servers")
opts.DnsSearchListVar(&config.DnsSearch, []string{"-dns-search"}, "Force Docker to use specific DNS search domains")
opts.LabelListVar(&config.Labels, []string{"-label"}, "Set key=value labels to the daemon (displayed in `docker info`)")
}
// InstallFlags adds command-line options to the top-level flag parser for
// the current process.
// Subsequent calls to `flag.Parse` will populate config with values parsed
// from the command-line.
func (config *Config) InstallFlags() {
flag.StringVar(&config.Pidfile, []string{"p", "-pidfile"}, "/var/run/docker.pid", "Path to use for daemon PID file")
flag.StringVar(&config.Root, []string{"g", "-graph"}, "/var/lib/docker", "Path to use as the root of the Docker runtime")
flag.BoolVar(&config.AutoRestart, []string{"#r", "#-restart"}, true, "--restart on the daemon has been deprecated infavor of --restart policies on docker run")
flag.BoolVar(&config.EnableIptables, []string{"#iptables", "-iptables"}, true, "Enable Docker's addition of iptables rules")
flag.BoolVar(&config.EnableIpForward, []string{"#ip-forward", "-ip-forward"}, true, "Enable net.ipv4.ip_forward")
flag.StringVar(&config.BridgeIP, []string{"#bip", "-bip"}, "", "Use this CIDR notation address for the network bridge's IP, not compatible with -b")
flag.StringVar(&config.BridgeIface, []string{"b", "-bridge"}, "", "Attach containers to a pre-existing network bridge\nuse 'none' to disable container networking")
flag.BoolVar(&config.InterContainerCommunication, []string{"#icc", "-icc"}, true, "Enable inter-container communication")
flag.StringVar(&config.GraphDriver, []string{"s", "-storage-driver"}, "", "Force the Docker runtime to use a specific storage driver")
flag.StringVar(&config.ExecDriver, []string{"e", "-exec-driver"}, "native", "Force the Docker runtime to use a specific exec driver")
flag.BoolVar(&config.EnableSelinuxSupport, []string{"-selinux-enabled"}, false, "Enable selinux support. SELinux does not presently support the BTRFS storage driver")
flag.IntVar(&config.Mtu, []string{"#mtu", "-mtu"}, 0, "Set the containers network MTU\nif no value is provided: default to the default route MTU or 1500 if no default route is available")
opts.IPVar(&config.DefaultIp, []string{"#ip", "-ip"}, "0.0.0.0", "Default IP address to use when binding container ports")
opts.ListVar(&config.GraphOptions, []string{"-storage-opt"}, "Set storage driver options")
// FIXME: why the inconsistency between "hosts" and "sockets"?
opts.IPListVar(&config.Dns, []string{"#dns", "-dns"}, "Force Docker to use specific DNS servers")
opts.DnsSearchListVar(&config.DnsSearch, []string{"-dns-search"}, "Force Docker to use specific DNS search domains")
}
func main() {
procs := runtime.NumCPU()
// packet sniffing can block an OS thread, so we need one thread
// for that plus at least one more.
if procs < 2 {
procs = 2
}
runtime.GOMAXPROCS(procs)
var (
config weave.Config
justVersion bool
protocolMinVersion int
ifaceName string
routerName string
nickName string
password string
wait int
pktdebug bool
logLevel string
prof string
bufSzMB int
noDiscovery bool
httpAddr string
iprangeCIDR string
ipsubnetCIDR string
peerCount int
apiPath string
peers []string
noDNS bool
dnsDomain string
dnsPort int
dnsTTL int
dnsClientTimeout time.Duration
)
mflag.BoolVar(&justVersion, []string{"#version", "-version"}, false, "print version and exit")
mflag.IntVar(&config.Port, []string{"#port", "-port"}, weave.Port, "router port")
mflag.IntVar(&protocolMinVersion, []string{"-min-protocol-version"}, weave.ProtocolMinVersion, "minimum weave protocol version")
mflag.StringVar(&ifaceName, []string{"#iface", "-iface"}, "", "name of interface to capture/inject from (disabled if blank)")
mflag.StringVar(&routerName, []string{"#name", "-name"}, "", "name of router (defaults to MAC of interface)")
mflag.StringVar(&nickName, []string{"#nickname", "-nickname"}, "", "nickname of peer (defaults to hostname)")
mflag.StringVar(&password, []string{"#password", "-password"}, "", "network password")
mflag.IntVar(&wait, []string{"#wait", "-wait"}, -1, "number of seconds to wait for interface to come up (0=don't wait, -1=wait forever)")
mflag.StringVar(&logLevel, []string{"-log-level"}, "info", "logging level (debug, info, warning, error)")
mflag.BoolVar(&pktdebug, []string{"#pktdebug", "#-pktdebug", "-pkt-debug"}, false, "enable per-packet debug logging")
mflag.StringVar(&prof, []string{"#profile", "-profile"}, "", "enable profiling and write profiles to given path")
mflag.IntVar(&config.ConnLimit, []string{"#connlimit", "#-connlimit", "-conn-limit"}, 30, "connection limit (0 for unlimited)")
mflag.BoolVar(&noDiscovery, []string{"#nodiscovery", "#-nodiscovery", "-no-discovery"}, false, "disable peer discovery")
mflag.IntVar(&bufSzMB, []string{"#bufsz", "-bufsz"}, 8, "capture buffer size in MB")
mflag.StringVar(&httpAddr, []string{"#httpaddr", "#-httpaddr", "-http-addr"}, fmt.Sprintf(":%d", weave.HTTPPort), "address to bind HTTP interface to (disabled if blank, absolute path indicates unix domain socket)")
mflag.StringVar(&iprangeCIDR, []string{"#iprange", "#-iprange", "-ipalloc-range"}, "", "IP address range reserved for automatic allocation, in CIDR notation")
mflag.StringVar(&ipsubnetCIDR, []string{"#ipsubnet", "#-ipsubnet", "-ipalloc-default-subnet"}, "", "subnet to allocate within by default, in CIDR notation")
mflag.IntVar(&peerCount, []string{"#initpeercount", "#-initpeercount", "-init-peer-count"}, 0, "number of peers in network (for IP address allocation)")
mflag.StringVar(&apiPath, []string{"#api", "-api"}, "unix:///var/run/docker.sock", "Path to Docker API socket")
mflag.BoolVar(&noDNS, []string{"-no-dns"}, false, "disable DNS server")
mflag.StringVar(&dnsDomain, []string{"-dns-domain"}, nameserver.DefaultDomain, "local domain to server requests for")
mflag.IntVar(&dnsPort, []string{"-dns-port"}, nameserver.DefaultPort, "port to listen on for DNS requests")
mflag.IntVar(&dnsTTL, []string{"-dns-ttl"}, nameserver.DefaultTTL, "TTL for DNS request from our domain")
mflag.DurationVar(&dnsClientTimeout, []string{"-dns-fallback-timeout"}, nameserver.DefaultClientTimeout, "timeout for fallback DNS requests")
mflag.Parse()
peers = mflag.Args()
SetLogLevel(logLevel)
if justVersion {
fmt.Printf("weave router %s\n", version)
os.Exit(0)
}
Log.Println("Command line options:", options())
Log.Println("Command line peers:", peers)
if protocolMinVersion < weave.ProtocolMinVersion || protocolMinVersion > weave.ProtocolMaxVersion {
Log.Fatalf("--min-protocol-version must be in range [%d,%d]", weave.ProtocolMinVersion, weave.ProtocolMaxVersion)
}
config.ProtocolMinVersion = byte(protocolMinVersion)
var err error
if ifaceName != "" {
config.Iface, err = weavenet.EnsureInterface(ifaceName, wait)
if err != nil {
Log.Fatal(err)
}
}
if routerName == "" {
if config.Iface == nil {
Log.Fatal("Either an interface must be specified with --iface or a name with -name")
}
routerName = config.Iface.HardwareAddr.String()
}
name, err := weave.PeerNameFromUserInput(routerName)
if err != nil {
Log.Fatal(err)
}
if nickName == "" {
nickName, err = os.Hostname()
if err != nil {
Log.Fatal(err)
}
}
if password == "" {
password = os.Getenv("WEAVE_PASSWORD")
}
if password == "" {
Log.Println("Communication between peers is unencrypted.")
} else {
config.Password = []byte(password)
Log.Println("Communication between peers is encrypted.")
}
if prof != "" {
p := *profile.CPUProfile
p.ProfilePath = prof
p.NoShutdownHook = true
defer profile.Start(&p).Stop()
}
config.BufSz = bufSzMB * 1024 * 1024
config.LogFrame = logFrameFunc(pktdebug)
config.PeerDiscovery = !noDiscovery
router := weave.NewRouter(config, name, nickName)
Log.Println("Our name is", router.Ourself)
dockerCli, err := docker.NewClient(apiPath)
if err != nil {
Log.Fatal("Unable to start docker client: ", err)
}
var allocator *ipam.Allocator
var defaultSubnet address.CIDR
if iprangeCIDR != "" {
allocator, defaultSubnet = createAllocator(router, iprangeCIDR, ipsubnetCIDR, determineQuorum(peerCount, peers))
if err = dockerCli.AddObserver(allocator); err != nil {
Log.Fatal("Unable to start watcher", err)
}
} else if peerCount > 0 {
Log.Fatal("--init-peer-count flag specified without --ipalloc-range")
}
var (
ns *nameserver.Nameserver
dnsserver *nameserver.DNSServer
)
if !noDNS {
ns = nameserver.New(router.Ourself.Peer.Name, router.Peers, dockerCli, dnsDomain)
ns.SetGossip(router.NewGossip("nameserver", ns))
if err = dockerCli.AddObserver(ns); err != nil {
Log.Fatal("Unable to start watcher", err)
}
ns.Start()
defer ns.Stop()
dnsserver, err = nameserver.NewDNSServer(ns, dnsDomain, dnsPort, uint32(dnsTTL), dnsClientTimeout)
if err != nil {
Log.Fatal("Unable to start dns server: ", err)
}
dnsserver.ActivateAndServe()
defer dnsserver.Stop()
}
router.Start()
if errors := router.ConnectionMaker.InitiateConnections(peers, false); len(errors) > 0 {
Log.Fatal(errorMessages(errors))
}
// The weave script always waits for a status call to succeed,
// so there is no point in doing "weave launch --http-addr ''".
// This is here to support stand-alone use of weaver.
if httpAddr != "" {
go handleHTTP(router, httpAddr, allocator, defaultSubnet, dockerCli, ns, dnsserver)
}
SignalHandlerLoop(router)
}