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Restore --default-gateway{,-v6} daemon options.

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This was added before the libnetwork merge, and then lost. Fixes #13755.

Signed-off-by: Eric-Olivier Lamey <eo@lamey.me>
This commit is contained in:
Eric-Olivier Lamey 2015-06-05 05:57:59 +00:00
parent cd1a1ee972
commit 5fa60149e2
3 changed files with 55 additions and 4 deletions
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8
daemon/config_linux.go
View file

@ -42,8 +42,8 @@ type bridgeConfig struct {
IP string
FixedCIDR string
FixedCIDRv6 string
DefaultGatewayIPv4 string
DefaultGatewayIPv6 string
DefaultGatewayIPv4 net.IP
DefaultGatewayIPv6 net.IP
InterContainerCommunication bool
}
@ -68,8 +68,8 @@ func (config *Config) InstallFlags() {
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")
flag.StringVar(&config.Bridge.DefaultGatewayIPv4, []string{"-default-gateway"}, "", "Container default gateway IPv4 address")
flag.StringVar(&config.Bridge.DefaultGatewayIPv6, []string{"-default-gateway-v6"}, "", "Container default gateway IPv6 address")
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")

8
daemon/daemon.go
View file

@ -946,6 +946,14 @@ func initNetworkController(config *Config) (libnetwork.NetworkController, error)
netOption["FixedCIDRv6"] = fCIDRv6
}
if config.Bridge.DefaultGatewayIPv4 != nil {
netOption["DefaultGatewayIPv4"] = config.Bridge.DefaultGatewayIPv4
}
if config.Bridge.DefaultGatewayIPv6 != nil {
netOption["DefaultGatewayIPv6"] = config.Bridge.DefaultGatewayIPv6
}
// --ip processing
if config.Bridge.DefaultIP != nil {
netOption["DefaultBindingIP"] = config.Bridge.DefaultIP

43
integration-cli/docker_cli_daemon_test.go
View file

@ -526,6 +526,49 @@ func (s *DockerDaemonSuite) TestDaemonBridgeFixedCidr(c *check.C) {
}
}
func (s *DockerDaemonSuite) TestDaemonDefaultGatewayIPv4Implicit(c *check.C) {
defaultNetworkBridge := "docker0"
deleteInterface(c, defaultNetworkBridge)
d := s.d
bridgeIp := "192.169.1.1"
bridgeIpNet := fmt.Sprintf("%s/24", bridgeIp)
err := d.StartWithBusybox("--bip", bridgeIpNet)
c.Assert(err, check.IsNil)
defer d.Restart()
expectedMessage := fmt.Sprintf("default via %s dev", bridgeIp)
out, err := d.Cmd("run", "busybox", "ip", "-4", "route", "list", "0/0")
c.Assert(strings.Contains(out, expectedMessage), check.Equals, true,
check.Commentf("Implicit default gateway should be bridge IP %s, but default route was '%s'",
bridgeIp, strings.TrimSpace(out)))
deleteInterface(c, defaultNetworkBridge)
}
func (s *DockerDaemonSuite) TestDaemonDefaultGatewayIPv4Explicit(c *check.C) {
defaultNetworkBridge := "docker0"
deleteInterface(c, defaultNetworkBridge)
d := s.d
bridgeIp := "192.169.1.1"
bridgeIpNet := fmt.Sprintf("%s/24", bridgeIp)
gatewayIp := "192.169.1.254"
err := d.StartWithBusybox("--bip", bridgeIpNet, "--default-gateway", gatewayIp)
c.Assert(err, check.IsNil)
defer d.Restart()
expectedMessage := fmt.Sprintf("default via %s dev", gatewayIp)
out, err := d.Cmd("run", "busybox", "ip", "-4", "route", "list", "0/0")
c.Assert(strings.Contains(out, expectedMessage), check.Equals, true,
check.Commentf("Explicit default gateway should be %s, but default route was '%s'",
gatewayIp, strings.TrimSpace(out)))
deleteInterface(c, defaultNetworkBridge)
}
func (s *DockerDaemonSuite) TestDaemonIP(c *check.C) {
d := s.d