Exemplo n.º 1
0
func ContainerConfigFromJob(job *engine.Job) *Config {
	config := &Config{
		Hostname:        job.Getenv("Hostname"),
		Domainname:      job.Getenv("Domainname"),
		User:            job.Getenv("User"),
		Memory:          job.GetenvInt64("Memory"),
		MemorySwap:      job.GetenvInt64("MemorySwap"),
		CpuShares:       job.GetenvInt64("CpuShares"),
		Cpuset:          job.Getenv("Cpuset"),
		AttachStdin:     job.GetenvBool("AttachStdin"),
		AttachStdout:    job.GetenvBool("AttachStdout"),
		AttachStderr:    job.GetenvBool("AttachStderr"),
		Tty:             job.GetenvBool("Tty"),
		OpenStdin:       job.GetenvBool("OpenStdin"),
		StdinOnce:       job.GetenvBool("StdinOnce"),
		Image:           job.Getenv("Image"),
		WorkingDir:      job.Getenv("WorkingDir"),
		NetworkDisabled: job.GetenvBool("NetworkDisabled"),
	}
	job.GetenvJson("ExposedPorts", &config.ExposedPorts)
	job.GetenvJson("Volumes", &config.Volumes)
	if PortSpecs := job.GetenvList("PortSpecs"); PortSpecs != nil {
		config.PortSpecs = PortSpecs
	}
	if Env := job.GetenvList("Env"); Env != nil {
		config.Env = Env
	}
	if Cmd := job.GetenvList("Cmd"); Cmd != nil {
		config.Cmd = Cmd
	}
	if Entrypoint := job.GetenvList("Entrypoint"); Entrypoint != nil {
		config.Entrypoint = Entrypoint
	}
	return config
}
Exemplo n.º 2
0
// CmdLookup return an image encoded in JSON
func (s *TagStore) CmdLookup(job *engine.Job) engine.Status {
	if len(job.Args) != 1 {
		return job.Errorf("usage: %s NAME", job.Name)
	}
	name := job.Args[0]
	if image, err := s.LookupImage(name); err == nil && image != nil {
		if job.GetenvBool("dirty") {
			b, err := json.Marshal(image)
			if err != nil {
				return job.Error(err)
			}
			job.Stdout.Write(b)
			return engine.StatusOK
		}

		out := &engine.Env{}
		out.Set("Id", image.ID)
		out.Set("Parent", image.Parent)
		out.Set("Comment", image.Comment)
		out.SetAuto("Created", image.Created)
		out.Set("Container", image.Container)
		out.SetJson("ContainerConfig", image.ContainerConfig)
		out.Set("DockerVersion", image.DockerVersion)
		out.Set("Author", image.Author)
		out.SetJson("Config", image.Config)
		out.Set("Architecture", image.Architecture)
		out.Set("Os", image.OS)
		out.SetInt64("Size", image.Size)
		if _, err = out.WriteTo(job.Stdout); err != nil {
			return job.Error(err)
		}
		return engine.StatusOK
	}
	return job.Errorf("No such image: %s", name)
}
Exemplo n.º 3
0
// ServeApi loops through all of the protocols sent in to docker and spawns
// off a go routine to setup a serving http.Server for each.
func ServeApi(job *engine.Job) engine.Status {
	var (
		protoAddrs = job.Args
		chErrors   = make(chan error, len(protoAddrs))
	)
	activationLock = make(chan struct{})

	if err := job.Eng.Register("acceptconnections", AcceptConnections); err != nil {
		return job.Error(err)
	}

	for _, protoAddr := range protoAddrs {
		protoAddrParts := strings.SplitN(protoAddr, "://", 2)
		go func() {
			log.Printf("Listening for HTTP on %s (%s)\n", protoAddrParts[0], protoAddrParts[1])
			chErrors <- ListenAndServe(protoAddrParts[0], protoAddrParts[1], job.Eng, job.GetenvBool("Logging"), job.GetenvBool("EnableCors"), job.Getenv("Version"))
		}()
	}

	for i := 0; i < len(protoAddrs); i += 1 {
		err := <-chErrors
		if err != nil {
			return job.Error(err)
		}
	}

	return engine.StatusOK
}
Exemplo n.º 4
0
// ConfigFromJob creates and returns a new DaemonConfig object
// by parsing the contents of a job's environment.
func ConfigFromJob(job *engine.Job) *DaemonConfig {
	var config DaemonConfig
	config.Pidfile = job.Getenv("Pidfile")
	config.Root = job.Getenv("Root")
	config.AutoRestart = job.GetenvBool("AutoRestart")
	config.EnableCors = job.GetenvBool("EnableCors")
	if dns := job.GetenvList("Dns"); dns != nil {
		config.Dns = dns
	}
	config.EnableIptables = job.GetenvBool("EnableIptables")
	config.EnableIpForward = job.GetenvBool("EnableIpForward")
	if br := job.Getenv("BridgeIface"); br != "" {
		config.BridgeIface = br
	} else {
		config.BridgeIface = DefaultNetworkBridge
	}
	config.BridgeIp = job.Getenv("BridgeIp")
	config.DefaultIp = net.ParseIP(job.Getenv("DefaultIp"))
	config.InterContainerCommunication = job.GetenvBool("InterContainerCommunication")
	config.GraphDriver = job.Getenv("GraphDriver")
	if mtu := job.GetenvInt("Mtu"); mtu != -1 {
		config.Mtu = mtu
	} else {
		config.Mtu = DefaultNetworkMtu
	}
	return &config
}
Exemplo n.º 5
0
func (srv *Server) ListenAndServe(job *engine.Job) string {
	protoAddrs := job.Args
	chErrors := make(chan error, len(protoAddrs))
	for _, protoAddr := range protoAddrs {
		protoAddrParts := strings.SplitN(protoAddr, "://", 2)
		switch protoAddrParts[0] {
		case "unix":
			if err := syscall.Unlink(protoAddrParts[1]); err != nil && !os.IsNotExist(err) {
				log.Fatal(err)
			}
		case "tcp":
			if !strings.HasPrefix(protoAddrParts[1], "127.0.0.1") {
				log.Println("/!\\ DON'T BIND ON ANOTHER IP ADDRESS THAN 127.0.0.1 IF YOU DON'T KNOW WHAT YOU'RE DOING /!\\")
			}
		default:
			return "Invalid protocol format."
		}
		go func() {
			// FIXME: merge Server.ListenAndServe with ListenAndServe
			chErrors <- ListenAndServe(protoAddrParts[0], protoAddrParts[1], srv, job.GetenvBool("Logging"))
		}()
	}
	for i := 0; i < len(protoAddrs); i += 1 {
		err := <-chErrors
		if err != nil {
			return err.Error()
		}
	}
	return "0"
}
Exemplo n.º 6
0
// ConfigFromJob creates and returns a new DaemonConfig object
// by parsing the contents of a job's environment.
func ConfigFromJob(job *engine.Job) *Config {
	config := &Config{
		Pidfile:                     job.Getenv("Pidfile"),
		Root:                        job.Getenv("Root"),
		AutoRestart:                 job.GetenvBool("AutoRestart"),
		EnableIptables:              job.GetenvBool("EnableIptables"),
		EnableIpForward:             job.GetenvBool("EnableIpForward"),
		BridgeIP:                    job.Getenv("BridgeIP"),
		BridgeIface:                 job.Getenv("BridgeIface"),
		DefaultIp:                   net.ParseIP(job.Getenv("DefaultIp")),
		InterContainerCommunication: job.GetenvBool("InterContainerCommunication"),
		GraphDriver:                 job.Getenv("GraphDriver"),
		ExecDriver:                  job.Getenv("ExecDriver"),
		EnableSelinuxSupport:        job.GetenvBool("EnableSelinuxSupport"),
	}
	if dns := job.GetenvList("Dns"); dns != nil {
		config.Dns = dns
	}
	if dnsSearch := job.GetenvList("DnsSearch"); dnsSearch != nil {
		config.DnsSearch = dnsSearch
	}
	if mtu := job.GetenvInt("Mtu"); mtu != 0 {
		config.Mtu = mtu
	} else {
		config.Mtu = GetDefaultNetworkMtu()
	}
	config.DisableNetwork = config.BridgeIface == DisableNetworkBridge

	return config
}
Exemplo n.º 7
0
func ContainerHostConfigFromJob(job *engine.Job) *HostConfig {
	hostConfig := &HostConfig{
		ContainerIDFile: job.Getenv("ContainerIDFile"),
		Privileged:      job.GetenvBool("Privileged"),
		PublishAllPorts: job.GetenvBool("PublishAllPorts"),
		NetworkMode:     NetworkMode(job.Getenv("NetworkMode")),
	}
	job.GetenvJson("LxcConf", &hostConfig.LxcConf)
	job.GetenvJson("PortBindings", &hostConfig.PortBindings)
	if Binds := job.GetenvList("Binds"); Binds != nil {
		hostConfig.Binds = Binds
	}
	if Links := job.GetenvList("Links"); Links != nil {
		hostConfig.Links = Links
	}
	if Dns := job.GetenvList("Dns"); Dns != nil {
		hostConfig.Dns = Dns
	}
	if DnsSearch := job.GetenvList("DnsSearch"); DnsSearch != nil {
		hostConfig.DnsSearch = DnsSearch
	}
	if VolumesFrom := job.GetenvList("VolumesFrom"); VolumesFrom != nil {
		hostConfig.VolumesFrom = VolumesFrom
	}
	return hostConfig
}
Exemplo n.º 8
0
func LinkContainers(job *engine.Job) engine.Status {
	var (
		action       = job.Args[0]
		childIP      = job.Getenv("ChildIP")
		parentIP     = job.Getenv("ParentIP")
		ignoreErrors = job.GetenvBool("IgnoreErrors")
		ports        = job.GetenvList("Ports")
	)
	split := func(p string) (string, string) {
		parts := strings.Split(p, "/")
		return parts[0], parts[1]
	}

	for _, p := range ports {
		port, proto := split(p)
		if output, err := iptables.Raw(action, "FORWARD",
			"-i", bridgeIface, "-o", bridgeIface,
			"-p", proto,
			"-s", parentIP,
			"--dport", port,
			"-d", childIP,
			"-j", "ACCEPT"); !ignoreErrors && err != nil {
			job.Error(err)
			return engine.StatusErr
		} else if len(output) != 0 {
			job.Errorf("Error toggle iptables forward: %s", output)
			return engine.StatusErr
		}
	}
	return engine.StatusOK
}
Exemplo n.º 9
0
func (daemon *Daemon) ContainerInspect(job *engine.Job) engine.Status {
	if len(job.Args) != 1 {
		return job.Errorf("usage: %s NAME", job.Name)
	}
	name := job.Args[0]
	if container := daemon.Get(name); container != nil {
		container.Lock()
		defer container.Unlock()
		if job.GetenvBool("raw") {
			b, err := json.Marshal(&struct {
				*Container
				HostConfig *runconfig.HostConfig
			}{container, container.hostConfig})
			if err != nil {
				return job.Error(err)
			}
			job.Stdout.Write(b)
			return engine.StatusOK
		}

		out := &engine.Env{}
		out.Set("Id", container.ID)
		out.SetAuto("Created", container.Created)
		out.Set("Path", container.Path)
		out.SetList("Args", container.Args)
		out.SetJson("Config", container.Config)
		out.SetJson("State", container.State)
		out.Set("Image", container.Image)
		out.SetJson("NetworkSettings", container.NetworkSettings)
		out.Set("ResolvConfPath", container.ResolvConfPath)
		out.Set("HostnamePath", container.HostnamePath)
		out.Set("HostsPath", container.HostsPath)
		out.Set("Name", container.Name)
		out.Set("Driver", container.Driver)
		out.Set("ExecDriver", container.ExecDriver)
		out.Set("MountLabel", container.MountLabel)
		out.Set("ProcessLabel", container.ProcessLabel)
		out.SetJson("Volumes", container.Volumes)
		out.SetJson("VolumesRW", container.VolumesRW)

		if children, err := daemon.Children(container.Name); err == nil {
			for linkAlias, child := range children {
				container.hostConfig.Links = append(container.hostConfig.Links, fmt.Sprintf("%s:%s", child.Name, linkAlias))
			}
		}

		out.SetJson("HostConfig", container.hostConfig)

		container.hostConfig.Links = nil
		if _, err := out.WriteTo(job.Stdout); err != nil {
			return job.Error(err)
		}
		return engine.StatusOK
	}
	return job.Errorf("No such container: %s", name)
}
Exemplo n.º 10
0
// ConfigFromJob creates and returns a new DaemonConfig object
// by parsing the contents of a job's environment.
func DaemonConfigFromJob(job *engine.Job) *DaemonConfig {
	config := &DaemonConfig{
		Pidfile:                     job.Getenv("Pidfile"),
		Root:                        job.Getenv("Root"),
		AutoRestart:                 job.GetenvBool("AutoRestart"),
		EnableIptables:              job.GetenvBool("EnableIptables"),
		EnableIpForward:             job.GetenvBool("EnableIpForward"),
		BridgeIp:                    job.Getenv("BridgeIp"),
		DefaultIp:                   net.ParseIP(job.Getenv("DefaultIp")),
		InterContainerCommunication: job.GetenvBool("InterContainerCommunication"),
		GraphDriver:                 job.Getenv("GraphDriver"),
	}
	if dns := job.GetenvList("Dns"); dns != nil {
		config.Dns = dns
	}
	if br := job.Getenv("BridgeIface"); br != "" {
		config.BridgeIface = br
	} else {
		config.BridgeIface = DefaultNetworkBridge
	}
	if mtu := job.GetenvInt("Mtu"); mtu != -1 {
		config.Mtu = mtu
	} else {
		config.Mtu = DefaultNetworkMtu
	}

	return config
}
Exemplo n.º 11
0
func ContainerConfigFromJob(job *engine.Job) *Config {
	var context execdriver.Context
	val := job.Getenv("Context")
	if val != "" {
		if err := json.Unmarshal([]byte(val), &context); err != nil {
			panic(err)
		}
	}
	config := &Config{
		Hostname:        job.Getenv("Hostname"),
		Domainname:      job.Getenv("Domainname"),
		User:            job.Getenv("User"),
		Memory:          job.GetenvInt64("Memory"),
		MemorySwap:      job.GetenvInt64("MemorySwap"),
		CpuShares:       job.GetenvInt64("CpuShares"),
		AttachStdin:     job.GetenvBool("AttachStdin"),
		AttachStdout:    job.GetenvBool("AttachStdout"),
		AttachStderr:    job.GetenvBool("AttachStderr"),
		Tty:             job.GetenvBool("Tty"),
		OpenStdin:       job.GetenvBool("OpenStdin"),
		StdinOnce:       job.GetenvBool("StdinOnce"),
		Image:           job.Getenv("Image"),
		VolumesFrom:     job.Getenv("VolumesFrom"),
		WorkingDir:      job.Getenv("WorkingDir"),
		NetworkDisabled: job.GetenvBool("NetworkDisabled"),
		Context:         context,
	}
	job.GetenvJson("ExposedPorts", &config.ExposedPorts)
	job.GetenvJson("Volumes", &config.Volumes)
	if PortSpecs := job.GetenvList("PortSpecs"); PortSpecs != nil {
		config.PortSpecs = PortSpecs
	}
	if Env := job.GetenvList("Env"); Env != nil {
		config.Env = Env
	}
	if Cmd := job.GetenvList("Cmd"); Cmd != nil {
		config.Cmd = Cmd
	}
	if Dns := job.GetenvList("Dns"); Dns != nil {
		config.Dns = Dns
	}
	if DnsSearch := job.GetenvList("DnsSearch"); DnsSearch != nil {
		config.DnsSearch = DnsSearch
	}
	if Entrypoint := job.GetenvList("Entrypoint"); Entrypoint != nil {
		config.Entrypoint = Entrypoint
	}

	return config
}
Exemplo n.º 12
0
func ContainerHostConfigFromJob(job *engine.Job) *HostConfig {
	hostConfig := &HostConfig{
		ContainerIDFile: job.Getenv("ContainerIDFile"),
		Privileged:      job.GetenvBool("Privileged"),
		PublishAllPorts: job.GetenvBool("PublishAllPorts"),
	}
	job.GetenvJson("LxcConf", &hostConfig.LxcConf)
	job.GetenvJson("PortBindings", &hostConfig.PortBindings)
	if Binds := job.GetenvList("Binds"); Binds != nil {
		hostConfig.Binds = Binds
	}
	if Links := job.GetenvList("Links"); Links != nil {
		hostConfig.Links = Links
	}

	return hostConfig
}
Exemplo n.º 13
0
func (daemon *Daemon) ContainerInspect(job *engine.Job) engine.Status {
	if len(job.Args) != 1 {
		return job.Errorf("usage: %s NAME", job.Name)
	}
	name := job.Args[0]
	if container := daemon.Get(name); container != nil {
		if job.GetenvBool("dirty") {
			b, err := json.Marshal(&struct {
				*Container
				HostConfig *runconfig.HostConfig
			}{container, container.HostConfig()})
			if err != nil {
				return job.Error(err)
			}
			job.Stdout.Write(b)
			return engine.StatusOK
		}

		out := &engine.Env{}
		out.Set("Id", container.ID)
		out.SetAuto("Created", container.Created)
		out.Set("Path", container.Path)
		out.SetList("Args", container.Args)
		out.SetJson("Config", container.Config)
		out.SetJson("State", container.State)
		out.Set("Image", container.Image)
		out.SetJson("NetworkSettings", container.NetworkSettings)
		out.Set("ResolvConfPath", container.ResolvConfPath)
		out.Set("HostnamePath", container.HostnamePath)
		out.Set("HostsPath", container.HostsPath)
		out.Set("Name", container.Name)
		out.Set("Driver", container.Driver)
		out.Set("ExecDriver", container.ExecDriver)
		out.Set("MountLabel", container.MountLabel)
		out.Set("ProcessLabel", container.ProcessLabel)
		out.SetJson("Volumes", container.Volumes)
		out.SetJson("VolumesRW", container.VolumesRW)
		out.SetJson("HostConfig", container.hostConfig)
		if _, err := out.WriteTo(job.Stdout); err != nil {
			return job.Error(err)
		}
		return engine.StatusOK
	}
	return job.Errorf("No such container: %s", name)
}
Exemplo n.º 14
0
// ServeApi loops through all of the protocols sent in to docker and spawns
// off a go routine to setup a serving http.Server for each.
func ServeApi(job *engine.Job) engine.Status {
	protoAddrs := job.Args
	chErrors := make(chan error, len(protoAddrs))

	for _, protoAddr := range protoAddrs {
		protoAddrParts := strings.SplitN(protoAddr, "://", 2)
		go func() {
			log.Printf("Listening for HTTP on %s (%s)\n", protoAddrParts[0], protoAddrParts[1])
			chErrors <- ListenAndServe(protoAddrParts[0], protoAddrParts[1], job.Eng, job.GetenvBool("Logging"), job.GetenvBool("EnableCors"), job.Getenv("Version"))
		}()
	}

	for i := 0; i < len(protoAddrs); i += 1 {
		err := <-chErrors
		if err != nil {
			return job.Error(err)
		}
	}

	// Tell the init daemon we are accepting requests
	go systemd.SdNotify("READY=1")

	return engine.StatusOK
}
Exemplo n.º 15
0
// ConfigFromJob creates and returns a new DaemonConfig object
// by parsing the contents of a job's environment.
func ConfigFromJob(job *engine.Job) *DaemonConfig {
	var config DaemonConfig
	config.Pidfile = job.Getenv("Pidfile")
	config.Root = job.Getenv("Root")
	config.AutoRestart = job.GetenvBool("AutoRestart")
	config.EnableCors = job.GetenvBool("EnableCors")
	if dns := job.Getenv("Dns"); dns != "" {
		config.Dns = []string{dns}
	}
	config.EnableIptables = job.GetenvBool("EnableIptables")
	if br := job.Getenv("BridgeIface"); br != "" {
		config.BridgeIface = br
	} else {
		config.BridgeIface = DefaultNetworkBridge
	}
	config.DefaultIp = net.ParseIP(job.Getenv("DefaultIp"))
	config.InterContainerCommunication = job.GetenvBool("InterContainerCommunication")
	return &config
}
Exemplo n.º 16
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func InitDriver(job *engine.Job) engine.Status {
	var (
		network        *net.IPNet
		enableIPTables = job.GetenvBool("EnableIptables")
		icc            = job.GetenvBool("InterContainerCommunication")
		ipForward      = job.GetenvBool("EnableIpForward")
		bridgeIP       = job.Getenv("BridgeIP")
	)

	if defaultIP := job.Getenv("DefaultBindingIP"); defaultIP != "" {
		defaultBindingIP = net.ParseIP(defaultIP)
	}

	bridgeIface = job.Getenv("BridgeIface")
	usingDefaultBridge := false
	if bridgeIface == "" {
		usingDefaultBridge = true
		bridgeIface = DefaultNetworkBridge
	}

	addr, err := networkdriver.GetIfaceAddr(bridgeIface)
	if err != nil {
		// If we're not using the default bridge, fail without trying to create it
		if !usingDefaultBridge {
			job.Logf("bridge not found: %s", bridgeIface)
			return job.Error(err)
		}
		// If the iface is not found, try to create it
		job.Logf("creating new bridge for %s", bridgeIface)
		if err := createBridge(bridgeIP); err != nil {
			return job.Error(err)
		}

		job.Logf("getting iface addr")
		addr, err = networkdriver.GetIfaceAddr(bridgeIface)
		if err != nil {
			return job.Error(err)
		}
		network = addr.(*net.IPNet)
	} else {
		network = addr.(*net.IPNet)
		// validate that the bridge ip matches the ip specified by BridgeIP
		if bridgeIP != "" {
			bip, _, err := net.ParseCIDR(bridgeIP)
			if err != nil {
				return job.Error(err)
			}
			if !network.IP.Equal(bip) {
				return job.Errorf("bridge ip (%s) does not match existing bridge configuration %s", network.IP, bip)
			}
		}
	}

	// Configure iptables for link support
	if enableIPTables {
		if err := setupIPTables(addr, icc); err != nil {
			return job.Error(err)
		}
	}

	if ipForward {
		// Enable IPv4 forwarding
		if err := ioutil.WriteFile("/proc/sys/net/ipv4/ip_forward", []byte{'1', '\n'}, 0644); err != nil {
			job.Logf("WARNING: unable to enable IPv4 forwarding: %s\n", err)
		}
	}

	// We can always try removing the iptables
	if err := iptables.RemoveExistingChain("DOCKER"); err != nil {
		return job.Error(err)
	}

	if enableIPTables {
		chain, err := iptables.NewChain("DOCKER", bridgeIface)
		if err != nil {
			return job.Error(err)
		}
		portmapper.SetIptablesChain(chain)
	}

	bridgeNetwork = network

	// https://github.com/dotcloud/docker/issues/2768
	job.Eng.Hack_SetGlobalVar("httpapi.bridgeIP", bridgeNetwork.IP)

	for name, f := range map[string]engine.Handler{
		"allocate_interface": Allocate,
		"release_interface":  Release,
		"allocate_port":      AllocatePort,
		"link":               LinkContainers,
	} {
		if err := job.Eng.Register(name, f); err != nil {
			return job.Error(err)
		}
	}
	return engine.StatusOK
}
Exemplo n.º 17
0
// ListenAndServe sets up the required http.Server and gets it listening for
// each addr passed in and does protocol specific checking.
func ListenAndServe(proto, addr string, job *engine.Job) error {
	var l net.Listener
	r, err := createRouter(job.Eng, job.GetenvBool("Logging"), job.GetenvBool("EnableCors"), job.Getenv("Version"))
	if err != nil {
		return err
	}

	if proto == "fd" {
		return ServeFd(addr, r)
	}

	if proto == "unix" {
		if err := syscall.Unlink(addr); err != nil && !os.IsNotExist(err) {
			return err
		}
	}

	if job.GetenvBool("BufferRequests") {
		l, err = listenbuffer.NewListenBuffer(proto, addr, activationLock)
	} else {
		l, err = net.Listen(proto, addr)
	}
	if err != nil {
		return err
	}

	if proto != "unix" && (job.GetenvBool("Tls") || job.GetenvBool("TlsVerify")) {
		tlsCert := job.Getenv("TlsCert")
		tlsKey := job.Getenv("TlsKey")
		cert, err := tls.LoadX509KeyPair(tlsCert, tlsKey)
		if err != nil {
			return fmt.Errorf("Couldn't load X509 key pair (%s, %s): %s. Key encrypted?",
				tlsCert, tlsKey, err)
		}
		tlsConfig := &tls.Config{
			NextProtos:   []string{"http/1.1"},
			Certificates: []tls.Certificate{cert},
		}
		if job.GetenvBool("TlsVerify") {
			certPool := x509.NewCertPool()
			file, err := ioutil.ReadFile(job.Getenv("TlsCa"))
			if err != nil {
				return fmt.Errorf("Couldn't read CA certificate: %s", err)
			}
			certPool.AppendCertsFromPEM(file)

			tlsConfig.ClientAuth = tls.RequireAndVerifyClientCert
			tlsConfig.ClientCAs = certPool
		}
		l = tls.NewListener(l, tlsConfig)
	}

	// Basic error and sanity checking
	switch proto {
	case "tcp":
		if !strings.HasPrefix(addr, "127.0.0.1") && !job.GetenvBool("TlsVerify") {
			log.Println("/!\\ DON'T BIND ON ANOTHER IP ADDRESS THAN 127.0.0.1 IF YOU DON'T KNOW WHAT YOU'RE DOING /!\\")
		}
	case "unix":
		if err := os.Chmod(addr, 0660); err != nil {
			return err
		}
		socketGroup := job.Getenv("SocketGroup")
		if socketGroup != "" {
			if err := changeGroup(addr, socketGroup); err != nil {
				if socketGroup == "docker" {
					// if the user hasn't explicitly specified the group ownership, don't fail on errors.
					utils.Debugf("Warning: could not chgrp %s to docker: %s", addr, err.Error())
				} else {
					return err
				}
			}
		}
	default:
		return fmt.Errorf("Invalid protocol format.")
	}

	httpSrv := http.Server{Addr: addr, Handler: r}
	return httpSrv.Serve(l)
}