Example #1
1
func updatePorts(flags *pflag.FlagSet, portConfig *[]swarm.PortConfig) {
	if flags.Changed(flagPublishAdd) {
		values := flags.Lookup(flagPublishAdd).Value.(*opts.ListOpts).GetAll()
		ports, portBindings, _ := nat.ParsePortSpecs(values)

		for port := range ports {
			*portConfig = append(*portConfig, convertPortToPortConfig(port, portBindings)...)
		}
	}

	if !flags.Changed(flagPublishRemove) {
		return
	}
	toRemove := flags.Lookup(flagPublishRemove).Value.(*opts.ListOpts).GetAll()
	newPorts := []swarm.PortConfig{}
portLoop:
	for _, port := range *portConfig {
		for _, rawTargetPort := range toRemove {
			targetPort := nat.Port(rawTargetPort)
			if equalPort(targetPort, port) {
				continue portLoop
			}
		}
		newPorts = append(newPorts, port)
	}
	*portConfig = newPorts
}
Example #2
0
// TODO: should this override by destination path, or does swarm handle that?
func updateMounts(flags *pflag.FlagSet, mounts *[]swarm.Mount) {
	if !flags.Changed(flagMount) {
		return
	}

	*mounts = flags.Lookup(flagMount).Value.(*MountOpt).Value()
}
Example #3
0
// ParseLogDriverFlags parses a silly string format for log driver and options.
// Fully baked log driver config should be returned.
//
// If no log driver is available, nil, nil will be returned.
func ParseLogDriverFlags(flags *pflag.FlagSet) (*api.Driver, error) {
	if !flags.Changed("log-driver") {
		return nil, nil
	}

	name, err := flags.GetString("log-driver")
	if err != nil {
		return nil, err
	}

	var opts map[string]string
	if flags.Changed("log-opt") {
		rawOpts, err := flags.GetStringSlice("log-opt")
		if err != nil {
			return nil, err
		}

		opts = make(map[string]string, len(rawOpts))
		for _, rawOpt := range rawOpts {
			parts := strings.SplitN(rawOpt, "=", 2)
			if len(parts) == 1 {
				opts[parts[0]] = ""
				continue
			}

			opts[parts[0]] = parts[1]
		}
	}

	return &api.Driver{
		Name:    name,
		Options: opts,
	}, nil
}
Example #4
0
func parseUpdate(flags *pflag.FlagSet, spec *api.ServiceSpec) error {
	if flags.Changed("update-parallelism") {
		parallelism, err := flags.GetUint64("update-parallelism")
		if err != nil {
			return err
		}
		if spec.Update == nil {
			spec.Update = &api.UpdateConfig{}
		}
		spec.Update.Parallelism = parallelism
	}

	if flags.Changed("update-delay") {
		delay, err := flags.GetString("update-delay")
		if err != nil {
			return err
		}

		delayDuration, err := time.ParseDuration(delay)
		if err != nil {
			return err
		}

		if spec.Update == nil {
			spec.Update = &api.UpdateConfig{}
		}
		spec.Update.Delay = *ptypes.DurationProto(delayDuration)
	}
	return nil
}
Example #5
0
func updateMounts(flags *pflag.FlagSet, mounts *[]mounttypes.Mount) error {

	mountsByTarget := map[string]mounttypes.Mount{}

	if flags.Changed(flagMountAdd) {
		values := flags.Lookup(flagMountAdd).Value.(*opts.MountOpt).Value()
		for _, mount := range values {
			if _, ok := mountsByTarget[mount.Target]; ok {
				return fmt.Errorf("duplicate mount target")
			}
			mountsByTarget[mount.Target] = mount
		}
	}

	// Add old list of mount points minus updated one.
	for _, mount := range *mounts {
		if _, ok := mountsByTarget[mount.Target]; !ok {
			mountsByTarget[mount.Target] = mount
		}
	}

	newMounts := []mounttypes.Mount{}

	toRemove := buildToRemoveSet(flags, flagMountRemove)

	for _, mount := range mountsByTarget {
		if _, exists := toRemove[mount.Target]; !exists {
			newMounts = append(newMounts, mount)
		}
	}
	sort.Sort(byMountSource(newMounts))
	*mounts = newMounts
	return nil
}
Example #6
0
// parseBind only supports a very simple version of bind for testing the most
// basic of data flows. Replace with a --mount flag, similar to what we have in
// docker service.
func parseBind(flags *pflag.FlagSet, spec *api.ServiceSpec) error {
	if flags.Changed("bind") {
		binds, err := flags.GetStringSlice("bind")
		if err != nil {
			return err
		}

		container := spec.Task.GetContainer()

		for _, bind := range binds {
			parts := strings.SplitN(bind, ":", 2)
			if len(parts) != 2 {
				return fmt.Errorf("bind format %q not supported", bind)
			}
			container.Mounts = append(container.Mounts, api.Mount{
				Type:     api.MountTypeBind,
				Source:   parts[0],
				Target:   parts[1],
				Writable: true,
			})
		}
	}

	return nil
}
Example #7
0
func parsePorts(flags *pflag.FlagSet, spec *api.ServiceSpec) error {
	if !flags.Changed("ports") {
		return nil
	}
	portConfigs, err := flags.GetStringSlice("ports")
	if err != nil {
		return err
	}

	ports := []*api.PortConfig{}
	for _, portConfig := range portConfigs {
		name, protocol, port, swarmPort, err := parsePortConfig(portConfig)
		if err != nil {
			return err
		}

		ports = append(ports, &api.PortConfig{
			Name:          name,
			Protocol:      protocol,
			TargetPort:    port,
			PublishedPort: swarmPort,
			// In swarmctl all ports are by default
			// PublishModeHost
			PublishMode: api.PublishModeHost,
		})
	}

	spec.Endpoint = &api.EndpointSpec{
		Ports: ports,
	}

	return nil
}
Example #8
0
func updateEnvironment(flags *pflag.FlagSet, field *[]string) {
	if flags.Changed(flagEnvAdd) {
		value := flags.Lookup(flagEnvAdd).Value.(*opts.ListOpts)
		*field = append(*field, value.GetAll()...)
	}
	toRemove := buildToRemoveSet(flags, flagEnvRemove)
	*field = removeItems(*field, toRemove, envKey)
}
Example #9
0
// TODO: should this override by destination path, or does swarm handle that?
func mergeMounts(flags *pflag.FlagSet, mounts *[]swarm.Mount) {
	if !flags.Changed("mount") {
		return
	}

	values := flags.Lookup("mount").Value.(*MountOpt).Value()
	*mounts = append(*mounts, values...)
}
Example #10
0
func anyChanged(flags *pflag.FlagSet, fields ...string) bool {
	for _, flag := range fields {
		if flags.Changed(flag) {
			return true
		}
	}
	return false
}
Example #11
0
func mergeNetworks(flags *pflag.FlagSet, attachments *[]swarm.NetworkAttachmentConfig) {
	if !flags.Changed("network") {
		return
	}
	networks, _ := flags.GetStringSlice("network")
	for _, network := range networks {
		*attachments = append(*attachments, swarm.NetworkAttachmentConfig{Target: network})
	}
}
Example #12
0
func getFromEnvIfNotSet(flags *pflag.FlagSet, flagName, envName, value string) string {
	if flags.Changed(flagName) {
		return value
	}
	if env := os.Getenv(envName); env != "" {
		return env
	}
	return value // not changed, so presumably the default
}
Example #13
0
func updateStringToSlice(flags *pflag.FlagSet, flag string, field *[]string) error {
	if !flags.Changed(flag) {
		return nil
	}

	value, _ := flags.GetString(flag)
	valueSlice, err := shlex.Split(value)
	*field = valueSlice
	return err
}
Example #14
0
func updateReplicas(flags *pflag.FlagSet, serviceMode *swarm.ServiceMode) error {
	if !flags.Changed(flagReplicas) {
		return nil
	}

	if serviceMode == nil || serviceMode.Replicated == nil {
		return fmt.Errorf("replicas can only be used with replicated mode")
	}
	serviceMode.Replicated.Replicas = flags.Lookup(flagReplicas).Value.(*Uint64Opt).Value()
	return nil
}
Example #15
0
func updateNetworks(flags *pflag.FlagSet, attachments *[]swarm.NetworkAttachmentConfig) {
	if !flags.Changed(flagNetwork) {
		return
	}
	networks, _ := flags.GetStringSlice(flagNetwork)

	var localAttachments []swarm.NetworkAttachmentConfig
	for _, network := range networks {
		localAttachments = append(localAttachments, swarm.NetworkAttachmentConfig{Target: network})
	}
	*attachments = localAttachments
}
Example #16
0
// TODO: should this override by name, or does swarm handle that?
func mergePorts(flags *pflag.FlagSet, portConfig *[]swarm.PortConfig) {
	if !flags.Changed("ports") {
		return
	}

	values := flags.Lookup("ports").Value.(*opts.ListOpts).GetAll()
	ports, portBindings, _ := nat.ParsePortSpecs(values)

	for port := range ports {
		*portConfig = append(*portConfig, convertPortToPortConfig(port, portBindings)...)
	}
}
Example #17
0
func updateLabels(flags *pflag.FlagSet, field *map[string]string) {
	if !flags.Changed(flagLabel) {
		return
	}

	values := flags.Lookup(flagLabel).Value.(*opts.ListOpts).GetAll()

	localLabels := map[string]string{}
	for key, value := range runconfigopts.ConvertKVStringsToMap(values) {
		localLabels[key] = value
	}
	*field = localLabels
}
Example #18
0
func buildToRemoveSet(flags *pflag.FlagSet, flag string) map[string]struct{} {
	var empty struct{}
	toRemove := make(map[string]struct{})

	if !flags.Changed(flag) {
		return toRemove
	}

	toRemoveSlice := flags.Lookup(flag).Value.(*opts.ListOpts).GetAll()
	for _, key := range toRemoveSlice {
		toRemove[key] = empty
	}
	return toRemove
}
Example #19
0
// TODO: should this override by name, or does swarm handle that?
func updatePorts(flags *pflag.FlagSet, portConfig *[]swarm.PortConfig) {
	if !flags.Changed(flagPublish) {
		return
	}

	values := flags.Lookup(flagPublish).Value.(*opts.ListOpts).GetAll()
	ports, portBindings, _ := nat.ParsePortSpecs(values)

	var localPortConfig []swarm.PortConfig
	for port := range ports {
		localPortConfig = append(localPortConfig, convertPortToPortConfig(port, portBindings)...)
	}
	*portConfig = localPortConfig
}
Example #20
0
func mergeLabels(flags *pflag.FlagSet, field *map[string]string) {
	if !flags.Changed("label") {
		return
	}

	if *field == nil {
		*field = make(map[string]string)
	}

	values := flags.Lookup("label").Value.(*opts.ListOpts).GetAll()
	for key, value := range runconfigopts.ConvertKVStringsToMap(values) {
		(*field)[key] = value
	}
}
Example #21
0
func parseContainer(flags *pflag.FlagSet, spec *api.ServiceSpec) error {
	if flags.Changed("image") {
		image, err := flags.GetString("image")
		if err != nil {
			return err
		}
		spec.Task.GetContainer().Image = image
	}

	if flags.Changed("command") {
		command, err := flags.GetStringSlice("command")
		if err != nil {
			return err
		}
		spec.Task.GetContainer().Command = command
	}

	if flags.Changed("args") {
		args, err := flags.GetStringSlice("args")
		if err != nil {
			return err
		}
		spec.Task.GetContainer().Args = args
	}

	if flags.Changed("env") {
		env, err := flags.GetStringSlice("env")
		if err != nil {
			return err
		}
		spec.Task.GetContainer().Env = env
	}

	return nil
}
Example #22
0
func mergeSwarm(swarm *swarm.Swarm, flags *pflag.FlagSet) error {
	spec := &swarm.Spec

	if flags.Changed(flagTaskHistoryLimit) {
		spec.Orchestration.TaskHistoryRetentionLimit, _ = flags.GetInt64(flagTaskHistoryLimit)
	}

	if flags.Changed(flagDispatcherHeartbeat) {
		if v, err := flags.GetDuration(flagDispatcherHeartbeat); err == nil {
			spec.Dispatcher.HeartbeatPeriod = uint64(v.Nanoseconds())
		}
	}

	if flags.Changed(flagCertExpiry) {
		if v, err := flags.GetDuration(flagCertExpiry); err == nil {
			spec.CAConfig.NodeCertExpiry = v
		}
	}

	if flags.Changed(flagExternalCA) {
		value := flags.Lookup(flagExternalCA).Value.(*ExternalCAOption)
		spec.CAConfig.ExternalCAs = value.Value()
	}

	return nil
}
Example #23
0
func mergeSwarm(swarm *swarm.Swarm, flags *pflag.FlagSet) error {
	spec := &swarm.Spec

	if flags.Changed("auto-accept") {
		value := flags.Lookup("auto-accept").Value.(*AutoAcceptOption)
		if len(spec.AcceptancePolicy.Policies) > 0 {
			spec.AcceptancePolicy.Policies = value.Policies(spec.AcceptancePolicy.Policies[0].Secret)
		} else {
			spec.AcceptancePolicy.Policies = value.Policies("")
		}
	}

	if flags.Changed("secret") {
		secret, _ := flags.GetString("secret")
		for _, policy := range spec.AcceptancePolicy.Policies {
			policy.Secret = secret
		}
	}

	if flags.Changed("task-history-limit") {
		spec.Orchestration.TaskHistoryRetentionLimit, _ = flags.GetInt64("task-history-limit")
	}

	if flags.Changed("dispatcher-heartbeat") {
		if v, err := flags.GetDuration("dispatcher-heartbeat"); err == nil {
			spec.Dispatcher.HeartbeatPeriod = uint64(v.Nanoseconds())
		}
	}

	return nil
}
Example #24
0
func parsePlacement(flags *pflag.FlagSet, spec *api.ServiceSpec) error {
	if flags.Changed("constraint") {
		constraints, err := flags.GetStringSlice("constraint")
		if err != nil {
			return err
		}
		if spec.Task.Placement == nil {
			spec.Task.Placement = &api.Placement{}
		}
		spec.Task.Placement.Constraints = constraints
	}

	return nil
}
Example #25
0
func updateMounts(flags *pflag.FlagSet, mounts *[]mounttypes.Mount) {
	if flags.Changed(flagMountAdd) {
		values := flags.Lookup(flagMountAdd).Value.(*MountOpt).Value()
		*mounts = append(*mounts, values...)
	}
	toRemove := buildToRemoveSet(flags, flagMountRemove)

	newMounts := []mounttypes.Mount{}
	for _, mount := range *mounts {
		if _, exists := toRemove[mount.Target]; !exists {
			newMounts = append(newMounts, mount)
		}
	}
	*mounts = newMounts
}
Example #26
0
func updateNetworks(flags *pflag.FlagSet, attachments *[]swarm.NetworkAttachmentConfig) {
	if flags.Changed(flagNetworkAdd) {
		networks, _ := flags.GetStringSlice(flagNetworkAdd)
		for _, network := range networks {
			*attachments = append(*attachments, swarm.NetworkAttachmentConfig{Target: network})
		}
	}
	toRemove := buildToRemoveSet(flags, flagNetworkRemove)
	newNetworks := []swarm.NetworkAttachmentConfig{}
	for _, network := range *attachments {
		if _, exists := toRemove[network.Target]; !exists {
			newNetworks = append(newNetworks, network)
		}
	}
	*attachments = newNetworks
}
Example #27
0
func mergeNodeUpdate(flags *pflag.FlagSet) func(*swarm.Node) error {
	return func(node *swarm.Node) error {
		spec := &node.Spec

		if flags.Changed(flagRole) {
			str, err := flags.GetString(flagRole)
			if err != nil {
				return err
			}
			spec.Role = swarm.NodeRole(str)
		}
		if flags.Changed(flagMembership) {
			str, err := flags.GetString(flagMembership)
			if err != nil {
				return err
			}
			spec.Membership = swarm.NodeMembership(str)
		}
		if flags.Changed(flagAvailability) {
			str, err := flags.GetString(flagAvailability)
			if err != nil {
				return err
			}
			spec.Availability = swarm.NodeAvailability(str)
		}
		if spec.Annotations.Labels == nil {
			spec.Annotations.Labels = make(map[string]string)
		}
		if flags.Changed(flagLabelAdd) {
			labels := flags.Lookup(flagLabelAdd).Value.(*opts.ListOpts).GetAll()
			for k, v := range runconfigopts.ConvertKVStringsToMap(labels) {
				spec.Annotations.Labels[k] = v
			}
		}
		if flags.Changed(flagLabelRemove) {
			keys := flags.Lookup(flagLabelRemove).Value.(*opts.ListOpts).GetAll()
			for _, k := range keys {
				// if a key doesn't exist, fail the command explicitly
				if _, exists := spec.Annotations.Labels[k]; !exists {
					return fmt.Errorf("key %s doesn't exist in node's labels", k)
				}
				delete(spec.Annotations.Labels, k)
			}
		}
		return nil
	}
}
Example #28
0
func mergeNodeUpdate(flags *pflag.FlagSet) func(*swarm.Node) {
	return func(node *swarm.Node) {
		mergeString := func(flag string, field *string) {
			if flags.Changed(flag) {
				*field, _ = flags.GetString(flag)
			}
		}

		mergeRole := func(flag string, field *swarm.NodeRole) {
			if flags.Changed(flag) {
				str, _ := flags.GetString(flag)
				*field = swarm.NodeRole(str)
			}
		}

		mergeMembership := func(flag string, field *swarm.NodeMembership) {
			if flags.Changed(flag) {
				str, _ := flags.GetString(flag)
				*field = swarm.NodeMembership(str)
			}
		}

		mergeAvailability := func(flag string, field *swarm.NodeAvailability) {
			if flags.Changed(flag) {
				str, _ := flags.GetString(flag)
				*field = swarm.NodeAvailability(str)
			}
		}

		mergeLabels := func(flag string, field *map[string]string) {
			if flags.Changed(flag) {
				values, _ := flags.GetStringSlice(flag)
				for key, value := range runconfigopts.ConvertKVStringsToMap(values) {
					(*field)[key] = value
				}
			}
		}

		spec := &node.Spec
		mergeString("name", &spec.Name)
		// TODO: setting labels is not working
		mergeLabels("label", &spec.Labels)
		mergeRole("role", &spec.Role)
		mergeMembership("membership", &spec.Membership)
		mergeAvailability("availability", &spec.Availability)
	}
}
Example #29
0
func runInit(dockerCli command.Cli, flags *pflag.FlagSet, opts initOptions) error {
	client := dockerCli.Client()
	ctx := context.Background()

	req := swarm.InitRequest{
		ListenAddr:       opts.listenAddr.String(),
		AdvertiseAddr:    opts.advertiseAddr,
		ForceNewCluster:  opts.forceNewCluster,
		Spec:             opts.swarmOptions.ToSpec(flags),
		AutoLockManagers: opts.swarmOptions.autolock,
	}
	if flags.Changed(flagAvailability) {
		availability := swarm.NodeAvailability(strings.ToLower(opts.availability))
		switch availability {
		case swarm.NodeAvailabilityActive, swarm.NodeAvailabilityPause, swarm.NodeAvailabilityDrain:
			req.Availability = availability
		default:
			return fmt.Errorf("invalid availability %q, only active, pause and drain are supported", opts.availability)
		}
	}

	nodeID, err := client.SwarmInit(ctx, req)
	if err != nil {
		if strings.Contains(err.Error(), "could not choose an IP address to advertise") || strings.Contains(err.Error(), "could not find the system's IP address") {
			return errors.New(err.Error() + " - specify one with --advertise-addr")
		}
		return err
	}

	fmt.Fprintf(dockerCli.Out(), "Swarm initialized: current node (%s) is now a manager.\n\n", nodeID)

	if err := printJoinCommand(ctx, dockerCli, nodeID, false, true); err != nil {
		return err
	}

	fmt.Fprint(dockerCli.Out(), "To add a manager to this swarm, run 'docker swarm join-token manager' and follow the instructions.\n\n")

	if req.AutoLockManagers {
		unlockKeyResp, err := client.SwarmGetUnlockKey(ctx)
		if err != nil {
			return errors.Wrap(err, "could not fetch unlock key")
		}
		printUnlockCommand(ctx, dockerCli, unlockKeyResp.UnlockKey)
	}

	return nil
}
Example #30
0
func updatePorts(flags *pflag.FlagSet, portConfig *[]swarm.PortConfig) error {
	// The key of the map is `port/protocol`, e.g., `80/tcp`
	portSet := map[string]swarm.PortConfig{}

	// Build the current list of portConfig
	for _, entry := range *portConfig {
		if _, ok := portSet[portConfigToString(&entry)]; !ok {
			portSet[portConfigToString(&entry)] = entry
		}
	}

	newPorts := []swarm.PortConfig{}

	// Clean current ports
	toRemove := flags.Lookup(flagPublishRemove).Value.(*opts.PortOpt).Value()
portLoop:
	for _, port := range portSet {
		for _, pConfig := range toRemove {
			if equalProtocol(port.Protocol, pConfig.Protocol) &&
				port.TargetPort == pConfig.TargetPort &&
				equalPublishMode(port.PublishMode, pConfig.PublishMode) {
				continue portLoop
			}
		}

		newPorts = append(newPorts, port)
	}

	// Check to see if there are any conflict in flags.
	if flags.Changed(flagPublishAdd) {
		ports := flags.Lookup(flagPublishAdd).Value.(*opts.PortOpt).Value()

		for _, port := range ports {
			if _, ok := portSet[portConfigToString(&port)]; ok {
				continue
			}
			//portSet[portConfigToString(&port)] = port
			newPorts = append(newPorts, port)
		}
	}

	// Sort the PortConfig to avoid unnecessary updates
	sort.Sort(byPortConfig(newPorts))
	*portConfig = newPorts
	return nil
}