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moby--moby/daemon/config.go
sidharthamani eaecd8b1b5 add syslog driver
Signed-off-by: wlan0 <sid@rancher.com>
2015-03-21 18:01:18 -07:00

94 lines
4.8 KiB
Go

package daemon
import (
"net"
"github.com/docker/docker/daemon/networkdriver"
"github.com/docker/docker/opts"
flag "github.com/docker/docker/pkg/mflag"
"github.com/docker/docker/pkg/ulimit"
"github.com/docker/docker/runconfig"
)
const (
defaultNetworkMtu = 1500
disableNetworkBridge = "none"
)
// Config define the configuration of a docker daemon
// These are the configuration settings that you pass
// to the docker daemon when you launch it with say: `docker -d -e lxc`
// FIXME: separate runtime configuration from http api configuration
type Config struct {
Pidfile string
Root string
AutoRestart bool
Dns []string
DnsSearch []string
EnableIPv6 bool
EnableIptables bool
EnableIpForward bool
EnableIpMasq bool
DefaultIp net.IP
BridgeIface string
BridgeIP string
FixedCIDR string
FixedCIDRv6 string
InterContainerCommunication bool
GraphDriver string
GraphOptions []string
ExecDriver string
Mtu int
SocketGroup string
EnableCors bool
CorsHeaders string
DisableNetwork bool
EnableSelinuxSupport bool
Context map[string][]string
TrustKeyPath string
Labels []string
Ulimits map[string]*ulimit.Ulimit
LogConfig runconfig.LogConfig
}
// 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")
flag.StringVar(&config.LogConfig.Type, []string{"-log-driver"}, "json-file", "Containers logging driver")
}
func getDefaultNetworkMtu() int {
if iface, err := networkdriver.GetDefaultRouteIface(); err == nil {
return iface.MTU
}
return defaultNetworkMtu
}