Beispiel #1
0
func (c *networkCmd) doNetworkAttach(client *lxd.Client, name string, args []string) error {
	if len(args) < 1 || len(args) > 2 {
		return errArgs
	}

	container := args[0]
	devName := name
	if len(args) > 1 {
		devName = args[1]
	}

	network, err := client.NetworkGet(name)
	if err != nil {
		return err
	}

	nicType := "macvlan"
	if network.Type == "bridge" {
		nicType = "bridged"
	}

	props := []string{fmt.Sprintf("nictype=%s", nicType), fmt.Sprintf("parent=%s", name)}
	resp, err := client.ContainerDeviceAdd(container, devName, "nic", props)
	if err != nil {
		return err
	}

	return client.WaitForSuccess(resp.Operation)
}
Beispiel #2
0
func doDelete(d *lxd.Client, name string) error {
	resp, err := d.Delete(name)
	if err != nil {
		return err
	}

	return d.WaitForSuccess(resp.Operation)
}
Beispiel #3
0
func doProfileApply(client *lxd.Client, c string, p string) error {
	resp, err := client.ApplyProfile(c, p)
	if err == nil {
		if p == "" {
			p = gettext.Gettext("(none)")
		}
		fmt.Printf(gettext.Gettext("Profile %s applied to %s")+"\n", p, c)
	} else {
		return err
	}
	return client.WaitForSuccess(resp.Operation)
}
Beispiel #4
0
func lxdForceDelete(d *lxd.Client, name string) error {
	resp, err := d.Action(name, "stop", -1, true, false)
	if err == nil {
		d.WaitForSuccess(resp.Operation)
	}

	resp, err = d.Delete(name)
	if err != nil {
		return err
	}

	return d.WaitForSuccess(resp.Operation)
}
Beispiel #5
0
func (c *networkCmd) doNetworkDetach(client *lxd.Client, name string, args []string) error {
	if len(args) < 1 || len(args) > 2 {
		return errArgs
	}

	containerName := args[0]
	devName := ""
	if len(args) > 1 {
		devName = args[1]
	}

	container, err := client.ContainerInfo(containerName)
	if err != nil {
		return err
	}

	if devName == "" {
		for n, d := range container.Devices {
			if d["type"] == "nic" && d["parent"] == name {
				if devName != "" {
					return fmt.Errorf(i18n.G("More than one device matches, specify the device name."))
				}

				devName = n
			}
		}
	}

	if devName == "" {
		return fmt.Errorf(i18n.G("No device found for this network"))
	}

	device, ok := container.Devices[devName]
	if !ok {
		return fmt.Errorf(i18n.G("The specified device doesn't exist"))
	}

	if device["type"] != "nic" || device["parent"] != name {
		return fmt.Errorf(i18n.G("The specified device doesn't match the network"))
	}

	resp, err := client.ContainerDeviceDelete(containerName, devName)
	if err != nil {
		return err
	}

	return client.WaitForSuccess(resp.Operation)
}
Beispiel #6
0
func doProfileApply(client *lxd.Client, c string, p string) error {
	resp, err := client.ApplyProfile(c, p)
	if err != nil {
		return err
	}

	err = client.WaitForSuccess(resp.Operation)
	if err == nil {
		if p == "" {
			p = i18n.G("(none)")
		}
		fmt.Printf(i18n.G("Profile %s applied to %s")+"\n", p, c)
	}

	return err
}
Beispiel #7
0
func (c *profileCmd) doProfileAssign(client *lxd.Client, d string, p string) error {
	resp, err := client.AssignProfile(d, p)
	if err != nil {
		return err
	}

	err = client.WaitForSuccess(resp.Operation)
	if err == nil {
		if p == "" {
			p = i18n.G("(none)")
		}
		fmt.Printf(i18n.G("Profiles %s applied to %s")+"\n", p, d)
	}

	return err
}
Beispiel #8
0
func (c *deleteCmd) doDelete(d *lxd.Client, name string) error {
	if c.interactive {
		reader := bufio.NewReader(os.Stdin)
		fmt.Printf(i18n.G("Remove %s (yes/no): "), name)
		input, _ := reader.ReadString('\n')
		input = strings.TrimSuffix(input, "\n")
		if !shared.StringInSlice(strings.ToLower(input), []string{i18n.G("yes")}) {
			return fmt.Errorf(i18n.G("User aborted delete operation."))
		}
	}

	resp, err := d.Delete(name)
	if err != nil {
		return err
	}

	return d.WaitForSuccess(resp.Operation)
}
Beispiel #9
0
func spawnContainers(c *lxd.Client, count int, image string, privileged bool) error {
	batch := *argParallel
	if batch < 1 {
		// Detect the number of parallel actions
		cpus, err := ioutil.ReadDir("/sys/bus/cpu/devices")
		if err != nil {
			return err
		}

		batch = len(cpus)
	}

	batches := count / batch
	remainder := count % batch

	// Print the test header
	st, err := c.ServerStatus()
	if err != nil {
		return err
	}

	privilegedStr := "unprivileged"
	if privileged {
		privilegedStr = "privileged"
	}

	mode := "normal startup"
	if *argFreeze {
		mode = "start and freeze"
	}

	fmt.Printf("Test environment:\n")
	fmt.Printf("  Server backend: %s\n", st.Environment.Server)
	fmt.Printf("  Server version: %s\n", st.Environment.ServerVersion)
	fmt.Printf("  Kernel: %s\n", st.Environment.Kernel)
	fmt.Printf("  Kernel architecture: %s\n", st.Environment.KernelArchitecture)
	fmt.Printf("  Kernel version: %s\n", st.Environment.KernelVersion)
	fmt.Printf("  Storage backend: %s\n", st.Environment.Storage)
	fmt.Printf("  Storage version: %s\n", st.Environment.StorageVersion)
	fmt.Printf("  Container backend: %s\n", st.Environment.Driver)
	fmt.Printf("  Container version: %s\n", st.Environment.DriverVersion)
	fmt.Printf("\n")
	fmt.Printf("Test variables:\n")
	fmt.Printf("  Container count: %d\n", count)
	fmt.Printf("  Container mode: %s\n", privilegedStr)
	fmt.Printf("  Startup mode: %s\n", mode)
	fmt.Printf("  Image: %s\n", image)
	fmt.Printf("  Batches: %d\n", batches)
	fmt.Printf("  Batch size: %d\n", batch)
	fmt.Printf("  Remainder: %d\n", remainder)
	fmt.Printf("\n")

	// Pre-load the image
	var fingerprint string
	if strings.Contains(image, ":") {
		var remote string
		remote, fingerprint = lxd.DefaultConfig.ParseRemoteAndContainer(image)

		if fingerprint == "" {
			fingerprint = "default"
		}

		d, err := lxd.NewClient(&lxd.DefaultConfig, remote)
		if err != nil {
			return err
		}

		target := d.GetAlias(fingerprint)
		if target != "" {
			fingerprint = target
		}

		_, err = c.GetImageInfo(fingerprint)
		if err != nil {
			logf("Importing image into local store: %s", fingerprint)
			err := d.CopyImage(fingerprint, c, false, nil, false, false, nil)
			if err != nil {
				return err
			}
		} else {
			logf("Found image in local store: %s", fingerprint)
		}
	} else {
		fingerprint = image
		logf("Found image in local store: %s", fingerprint)
	}

	// Start the containers
	spawnedCount := 0
	nameFormat := "benchmark-%." + fmt.Sprintf("%d", len(fmt.Sprintf("%d", count))) + "d"
	wgBatch := sync.WaitGroup{}
	nextStat := batch

	startContainer := func(name string) {
		defer wgBatch.Done()

		// Configure
		config := map[string]string{}
		if privileged {
			config["security.privileged"] = "true"
		}
		config["user.lxd-benchmark"] = "true"

		// Create
		resp, err := c.Init(name, "local", fingerprint, nil, config, nil, false)
		if err != nil {
			logf(fmt.Sprintf("Failed to spawn container '%s': %s", name, err))
			return
		}

		err = c.WaitForSuccess(resp.Operation)
		if err != nil {
			logf(fmt.Sprintf("Failed to spawn container '%s': %s", name, err))
			return
		}

		// Start
		resp, err = c.Action(name, "start", -1, false, false)
		if err != nil {
			logf(fmt.Sprintf("Failed to spawn container '%s': %s", name, err))
			return
		}

		err = c.WaitForSuccess(resp.Operation)
		if err != nil {
			logf(fmt.Sprintf("Failed to spawn container '%s': %s", name, err))
			return
		}

		// Freeze
		if *argFreeze {
			resp, err = c.Action(name, "freeze", -1, false, false)
			if err != nil {
				logf(fmt.Sprintf("Failed to spawn container '%s': %s", name, err))
				return
			}

			err = c.WaitForSuccess(resp.Operation)
			if err != nil {
				logf(fmt.Sprintf("Failed to spawn container '%s': %s", name, err))
				return
			}
		}
	}

	logf("Starting the test")
	timeStart := time.Now()

	for i := 0; i < batches; i++ {
		for j := 0; j < batch; j++ {
			spawnedCount = spawnedCount + 1
			name := fmt.Sprintf(nameFormat, spawnedCount)

			wgBatch.Add(1)
			go startContainer(name)
		}
		wgBatch.Wait()

		if spawnedCount >= nextStat {
			interval := time.Since(timeStart).Seconds()
			logf("Started %d containers in %.3fs (%.3f/s)", spawnedCount, interval, float64(spawnedCount)/interval)
			nextStat = nextStat * 2
		}
	}

	for k := 0; k < remainder; k++ {
		spawnedCount = spawnedCount + 1
		name := fmt.Sprintf(nameFormat, spawnedCount)

		wgBatch.Add(1)
		go startContainer(name)
	}
	wgBatch.Wait()

	logf("Test completed in %.3fs", time.Since(timeStart).Seconds())

	return nil
}
Beispiel #10
0
func deleteContainers(c *lxd.Client) error {
	batch := *argParallel
	if batch < 1 {
		// Detect the number of parallel actions
		cpus, err := ioutil.ReadDir("/sys/bus/cpu/devices")
		if err != nil {
			return err
		}

		batch = len(cpus)
	}

	// List all the containers
	allContainers, err := c.ListContainers()
	if err != nil {
		return err
	}

	containers := []shared.ContainerInfo{}
	for _, container := range allContainers {
		if container.Config["user.lxd-benchmark"] != "true" {
			continue
		}

		containers = append(containers, container)
	}

	// Delete them all
	count := len(containers)
	logf("%d containers to delete", count)

	batches := count / batch

	deletedCount := 0
	wgBatch := sync.WaitGroup{}
	nextStat := batch

	deleteContainer := func(ct shared.ContainerInfo) {
		defer wgBatch.Done()

		// Stop
		if ct.IsActive() {
			resp, err := c.Action(ct.Name, "stop", -1, true, false)
			if err != nil {
				logf("Failed to delete container: %s", ct.Name)
				return
			}

			err = c.WaitForSuccess(resp.Operation)
			if err != nil {
				logf("Failed to delete container: %s", ct.Name)
				return
			}
		}

		// Delete
		resp, err := c.Delete(ct.Name)
		if err != nil {
			logf("Failed to delete container: %s", ct.Name)
			return
		}

		err = c.WaitForSuccess(resp.Operation)
		if err != nil {
			logf("Failed to delete container: %s", ct.Name)
			return
		}
	}

	logf("Starting the cleanup")
	timeStart := time.Now()

	for i := 0; i < batches; i++ {
		for j := 0; j < batch; j++ {
			wgBatch.Add(1)
			go deleteContainer(containers[deletedCount])

			deletedCount = deletedCount + 1
		}
		wgBatch.Wait()

		if deletedCount >= nextStat {
			interval := time.Since(timeStart).Seconds()
			logf("Deleted %d containers in %.3fs (%.3f/s)", deletedCount, interval, float64(deletedCount)/interval)
			nextStat = nextStat * 2
		}
	}

	for k := deletedCount; k < count; k++ {
		wgBatch.Add(1)
		go deleteContainer(containers[deletedCount])

		deletedCount = deletedCount + 1
	}
	wgBatch.Wait()

	logf("Cleanup completed")

	return nil
}
Beispiel #11
0
func cmdStop(c *lxd.Client, args []string) error {
	var wgBatch sync.WaitGroup

	if os.Getuid() != 0 {
		return fmt.Errorf("Container stop must be run as root.")
	}

	// Load the simulation
	routersMap, err := importFromLXD(c)
	if err != nil {
		return err
	}

	routers := []*Router{}
	for _, v := range routersMap {
		if v.Tier < 1 || v.Tier > 3 {
			continue
		}

		routers = append(routers, v)
	}

	// Helper function
	stopContainer := func(name string) {
		defer wgBatch.Done()

		resp, err := c.Action(name, "stop", -1, true, false)
		if err != nil {
			return
		}

		err = c.WaitForSuccess(resp.Operation)
		if err != nil {
			return
		}
	}

	// Stop the containers
	batch := 8
	batches := len(routers) / batch
	remainder := len(routers) % batch

	current := 0
	for i := 0; i < batches; i++ {
		for j := 0; j < batch; j++ {
			wgBatch.Add(1)
			go stopContainer(routers[current].Name)
			current += 1
		}
		wgBatch.Wait()
	}

	for k := 0; k < remainder; k++ {
		wgBatch.Add(1)
		go stopContainer(routers[current].Name)
		current += 1
	}
	wgBatch.Wait()

	// Destroy all the interfaces
	err = networkDestroy(routersMap)
	if err != nil {
		return err
	}

	return nil
}
Beispiel #12
0
func cmdStart(c *lxd.Client, args []string) error {
	var wgBatch sync.WaitGroup

	if os.Getuid() != 0 {
		return fmt.Errorf("Container startup must be run as root.")
	}

	// Load the simulation
	routersMap, err := importFromLXD(c)
	if err != nil {
		return err
	}

	routers := []*Router{}
	for _, v := range routersMap {
		if v.Tier < 1 || v.Tier > 3 {
			continue
		}

		routers = append(routers, v)
	}

	// Create all the needed interfaces
	logf("Creating the network interfaces")
	err = networkCreate(routersMap)
	if err != nil {
		return err
	}

	// Helper function
	startContainer := func(name string) {
		defer wgBatch.Done()

		resp, err := c.Action(name, "start", -1, false, false)
		if err != nil {
			logf("Failed to start container '%s': %s", name, err)
			return
		}

		err = c.WaitForSuccess(resp.Operation)
		if err != nil {
			logf("Failed to start container '%s': %s", name, err)
			return
		}
	}

	// Start the containers
	batch := 8
	batches := len(routers) / batch
	remainder := len(routers) % batch

	logf("Starting the containers")
	current := 0
	for i := 0; i < batches; i++ {
		for j := 0; j < batch; j++ {
			wgBatch.Add(1)
			go startContainer(routers[current].Name)
			current += 1
		}
		wgBatch.Wait()
	}

	for k := 0; k < remainder; k++ {
		wgBatch.Add(1)
		go startContainer(routers[current].Name)
		current += 1
	}
	wgBatch.Wait()
	logf("%d containers started", len(routers))

	return nil
}
Beispiel #13
0
func cmdDestroy(c *lxd.Client, args []string) error {
	var wgBatch sync.WaitGroup

	if os.Getuid() != 0 {
		return fmt.Errorf("Container destruction must be run as root.")
	}

	// Load the simulation
	routersMap, err := importFromLXD(c)
	if err != nil {
		return err
	}

	routers := []*Router{}
	for _, v := range routersMap {
		if v.Tier < 1 || v.Tier > 3 {
			continue
		}

		routers = append(routers, v)
	}

	// Load the LXD container list
	containers, err := c.ListContainers()
	if err != nil {
		return err
	}

	containersMap := map[string]api.Container{}
	for _, ctn := range containers {
		containersMap[ctn.Name] = ctn
	}

	// Helper function
	deleteContainer := func(name string) {
		defer wgBatch.Done()

		ct, ok := containersMap[name]
		if !ok {
			logf("Failed to delete container: %s: Doesn't exist", ct.Name)
			return
		}

		// Stop
		if ct.IsActive() {
			resp, err := c.Action(ct.Name, "stop", -1, true, false)
			if err != nil {
				logf("Failed to delete container: %s: %s", ct.Name, err)
				return
			}

			err = c.WaitForSuccess(resp.Operation)
			if err != nil {
				logf("Failed to delete container: %s: %s", ct.Name, err)
				return
			}
		}

		// Delete
		resp, err := c.Delete(ct.Name)
		if err != nil {
			logf("Failed to delete container: %s: %s", ct.Name, err)
			return
		}

		err = c.WaitForSuccess(resp.Operation)
		if err != nil {
			logf("Failed to delete container: %s: %s", ct.Name, err)
			return
		}
	}

	// Delete all the containers
	batch := 8
	batches := len(routers) / batch
	remainder := len(routers) % batch

	current := 0
	for i := 0; i < batches; i++ {
		for j := 0; j < batch; j++ {
			wgBatch.Add(1)
			go deleteContainer(routers[current].Name)
			current += 1
		}
		wgBatch.Wait()
	}

	for k := 0; k < remainder; k++ {
		wgBatch.Add(1)
		go deleteContainer(routers[current].Name)
		current += 1
	}
	wgBatch.Wait()

	// Destroy all the interfaces
	err = networkDestroy(routersMap)
	if err != nil {
		return err
	}

	return nil
}
Beispiel #14
0
func cmdCreate(c *lxd.Client, args []string) error {
	var wgBatch sync.WaitGroup

	// A path must be provided
	if len(args) < 1 {
		return fmt.Errorf("A path must be passed to create.")
	}

	// Load the simulation
	routersMap, err := importFromCSV(args[0])
	if err != nil {
		return err
	}

	routers := []*Router{}
	for _, v := range routersMap {
		if v.Tier < 1 {
			continue
		}

		routers = append(routers, v)
	}

	// Clear any existing images
	fp := c.GetAlias("internet-router")
	if fp != "" {
		logf("Deleting the existing router image: %s", fp)
		err = c.DeleteImage(fp)
		if err != nil {
			return err
		}
	}

	// Load the image
	logf("Importing the router image")
	_, err = c.PostImage("image/image-meta.tar.xz", "image/image-rootfs.tar.xz", nil, false, []string{"internet-router"}, nil)
	if err != nil {
		return err
	}
	logf("New router image imported: %s", fp)

	// Create the profile
	_, err = c.ProfileConfig("internet-base")
	if err != nil {
		logf("Creating the profile")
		err := c.ProfileCreate("internet-base")
		if err != nil {
			return err
		}
	}

	// Helper function
	createContainer := func(router *Router) {
		defer wgBatch.Done()

		var interfaces string
		var bgpd string

		// Configuration
		config := map[string]string{}
		devices := map[string]map[string]string{}

		config["user.internet.type"] = "router"
		config["user.internet.organization"] = router.Organization
		config["user.internet.priority"] = fmt.Sprintf("%d", router.Priority)
		config["user.internet.tier"] = fmt.Sprintf("%d", router.Tier)
		config["user.internet.location"] = router.Location

		for i, r := range router.DNS {
			config[fmt.Sprintf("user.internet.dns.%d", i)] = r
		}

		config["user.internet.router.fqdn"] = router.Configuration.FQDN
		config["user.internet.router.asn"] = fmt.Sprintf("%d", router.Configuration.ASN)
		config["user.internet.router.password.login"] = router.Configuration.PasswordLogin
		config["user.internet.router.password.enable"] = router.Configuration.PasswordEnable
		if router.Configuration.RouterID != nil {
			config["user.internet.router.routerid"] = router.Configuration.RouterID.String()
		}

		if router.Internal {
			config["user.internet.internal"] = "true"
		} else {
			config["user.internet.internal"] = "false"
		}

		if router.Tier >= 1 && router.Tier <= 3 {
			interfaces = fmt.Sprintf(`auto lo
iface lo inet loopback
    pre-up echo 0 > /proc/sys/net/ipv6/conf/all/accept_dad || true
    post-up echo 1 > /proc/sys/net/ipv6/conf/all/forwarding || true

auto local
iface local inet6 manual
    pre-up ip link add local type dummy || true
    pre-up ip link set local up || true
`)
		}

		for i, r := range router.Configuration.Loopback.Addresses {
			config[fmt.Sprintf("user.internet.router.loopback.address.%d", i)] = r.String()
			if router.Tier >= 1 && router.Tier <= 3 {
				interfaces += fmt.Sprintf("    post-up ip -6 addr add dev local %s/128 || true\n", r.String())
			}
		}

		for i, r := range router.Configuration.Loopback.Routes {
			config[fmt.Sprintf("user.internet.router.loopback.route.%d.subnet", i)] = r.Subnet.String()
			if router.Tier >= 1 && router.Tier <= 3 {
				interfaces += fmt.Sprintf("    post-up sleep 10 ; ip -6 route add dev local %s || true\n", r.Subnet.String())
			}
		}

		if router.Tier >= 1 && router.Tier <= 3 {
			bgpd = fmt.Sprintf(fmt.Sprintf(`hostname %s
password %s
enable password %s

router bgp %d
 bgp router-id %s
 no bgp default ipv4-unicast
`, router.Name, router.Configuration.PasswordLogin, router.Configuration.PasswordEnable, router.Configuration.ASN, router.Configuration.RouterID.String()))
		}

		if router.Peers != nil {
			for _, p := range router.Peers {
				if strings.HasPrefix(p.Interface, "v") {
					device := map[string]string{
						"type":    "nic",
						"nictype": "physical",
						"name":    p.Interface,
						"parent":  p.Interface,
						"hwaddr":  p.MAC,
					}
					devices[p.Interface] = device
				} else if strings.HasPrefix(p.Interface, "br") {
					device := map[string]string{
						"type":    "nic",
						"nictype": "bridged",
						"name":    p.Interface,
						"parent":  p.Interface,
						"hwaddr":  p.MAC,
					}
					devices[p.Interface] = device
				} else {
					logf("Failed to configure container '%s': Bad interface name: %s", router.Name, p.Interface)
					return
				}

				if router.Tier >= 1 && router.Tier <= 3 {
					interfaces += fmt.Sprintf(`
auto %s
iface %s inet6 manual
    post-up tc qdisc add dev %s root netem delay %dms || true
    post-up tc qdisc add dev %s root netem rate %dmbit || true
`, p.Interface, p.Interface, p.Interface, p.Delay, p.Interface, p.Speed)

					if p.ASN != 0 {
						bgpd += fmt.Sprintf(`
 neighbor %s remote-as %d
 neighbor %s weight %d
 neighbor %s interface %s

`, p.Remote, p.ASN, p.Remote, p.Weight, p.Remote, p.Interface)
					}
				}

				config[fmt.Sprintf("user.internet.peer.%s.interface", p.Name)] = p.Interface
				config[fmt.Sprintf("user.internet.peer.%s.mac", p.Name)] = p.MAC
				config[fmt.Sprintf("user.internet.peer.%s.remote", p.Name)] = p.Remote
				config[fmt.Sprintf("user.internet.peer.%s.speed", p.Name)] = fmt.Sprintf("%d", p.Speed)
				config[fmt.Sprintf("user.internet.peer.%s.delay", p.Name)] = fmt.Sprintf("%d", p.Delay)
				config[fmt.Sprintf("user.internet.peer.%s.asn", p.Name)] = fmt.Sprintf("%d", p.ASN)
				config[fmt.Sprintf("user.internet.peer.%s.weight", p.Name)] = fmt.Sprintf("%d", p.Weight)

				if p.Routes != nil {
					for i, r := range p.Routes {
						config[fmt.Sprintf("user.internet.peer.%s.route.%d.subnet", p.Name, i)] = r.Subnet.String()
						if r.Gateway != nil {
							config[fmt.Sprintf("user.internet.peer.%s.route.%d.gateway", p.Name, i)] = r.Gateway.String()
							if router.Tier >= 1 && router.Tier <= 3 {
								interfaces += fmt.Sprintf("    post-up sleep 10 ; ip -6 route add dev %s %s via %s || true\n", p.Interface, r.Subnet.String(), r.Gateway.String())
							}
						} else {
							if router.Tier >= 1 && router.Tier <= 3 {
								interfaces += fmt.Sprintf("    post-up sleep 10 ; ip -6 route add dev %s %s via %s || true\n", p.Interface, r.Subnet.String(), p.Remote)
							}
						}
					}
				}
			}
		}

		if router.Tier >= 1 && router.Tier <= 3 {
			bgpd += " address-family ipv6\n"

			if router.Peers != nil {
				for _, p := range router.Peers {
					if p.ASN != 0 {
						bgpd += fmt.Sprintf("  neighbor %s activate\n", p.Remote)
					}
				}
			}

			bgpd += `  redistribute connected
  redistribute kernel
 exit-address-family
`

			config["user.internet.config.interfaces"] = interfaces
			config["user.internet.config.bgpd"] = bgpd
		}

		// Config-only containers
		if router.Tier > 3 {
			ct, err := c.ContainerInfo(router.Name)
			if err != nil {
				logf("Failed to configure container '%s': %s", router.Name, err)
				return
			}

			for k, _ := range ct.Config {
				if strings.HasPrefix(k, "user.internet.") {
					delete(ct.Config, k)
				}
			}

			for k, v := range config {
				ct.Config[k] = v
			}

			err = c.UpdateContainerConfig(router.Name, ct.Writable())
			if err != nil {
				logf("Failed to configure container '%s': %s", router.Name, err)
				return
			}

			return
		}

		// Create the container
		resp, err := c.Init(router.Name, "local", "internet-router", &[]string{"internet-base"}, config, nil, false)
		if err != nil {
			logf("Failed to create container '%s': %s", router.Name, err)
			return
		}

		err = c.WaitForSuccess(resp.Operation)
		if err != nil {
			logf("Failed to create container '%s': %s", router.Name, err)
			return
		}

		// Setup the devices
		ct, err := c.ContainerInfo(router.Name)
		if err != nil {
			logf("Failed to configure container '%s': %s", router.Name, err)
			return
		}

		for k, v := range devices {
			ct.Devices[k] = v
		}

		err = c.UpdateContainerConfig(router.Name, ct.Writable())
		if err != nil {
			logf("Failed to configure container '%s': %s", router.Name, err)
			return
		}
	}

	// Create the containers
	batch := 8
	batches := len(routers) / batch
	remainder := len(routers) % batch

	logf("Creating the containers")
	current := 0
	for i := 0; i < batches; i++ {
		for j := 0; j < batch; j++ {
			wgBatch.Add(1)
			go createContainer(routers[current])
			current += 1
		}
		wgBatch.Wait()
	}

	for k := 0; k < remainder; k++ {
		wgBatch.Add(1)
		go createContainer(routers[current])
		current += 1
	}
	wgBatch.Wait()
	logf("%d containers created", len(routers))

	return nil
}