fix docker swarm init/update --secret

Signed-off-by: Victor Vieux <vieux@docker.com>
This commit is contained in:
Victor Vieux 2016-06-15 14:30:54 -07:00
parent 011774e6f0
commit 085895342c
15 changed files with 159 additions and 66 deletions

View File

@ -41,7 +41,8 @@ func runRestart(dockerCli *client.DockerCli, opts *restartOptions) error {
ctx := context.Background()
var errs []string
for _, name := range opts.containers {
if err := dockerCli.Client().ContainerRestart(ctx, name, time.Duration(opts.nSeconds)*time.Second); err != nil {
timeout := time.Duration(opts.nSeconds) * time.Second
if err := dockerCli.Client().ContainerRestart(ctx, name, &timeout); err != nil {
errs = append(errs, err.Error())
} else {
fmt.Fprintf(dockerCli.Out(), "%s\n", name)

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@ -43,7 +43,8 @@ func runStop(dockerCli *client.DockerCli, opts *stopOptions) error {
var errs []string
for _, container := range opts.containers {
if err := dockerCli.Client().ContainerStop(ctx, container, time.Duration(opts.time)*time.Second); err != nil {
timeout := time.Duration(opts.time) * time.Second
if err := dockerCli.Client().ContainerStop(ctx, container, &timeout); err != nil {
errs = append(errs, err.Error())
} else {
fmt.Fprintf(dockerCli.Out(), "%s\n", container)

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@ -9,6 +9,7 @@ import (
"github.com/docker/docker/cli"
"github.com/docker/engine-api/types/swarm"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
)
type initOptions struct {
@ -19,6 +20,7 @@ type initOptions struct {
}
func newInitCommand(dockerCli *client.DockerCli) *cobra.Command {
var flags *pflag.FlagSet
opts := initOptions{
listenAddr: NewNodeAddrOption(),
autoAccept: NewAutoAcceptOption(),
@ -29,11 +31,11 @@ func newInitCommand(dockerCli *client.DockerCli) *cobra.Command {
Short: "Initialize a Swarm.",
Args: cli.NoArgs,
RunE: func(cmd *cobra.Command, args []string) error {
return runInit(dockerCli, opts)
return runInit(dockerCli, flags, opts)
},
}
flags := cmd.Flags()
flags = cmd.Flags()
flags.Var(&opts.listenAddr, "listen-addr", "Listen address")
flags.Var(&opts.autoAccept, "auto-accept", "Auto acceptance policy (worker, manager, or none)")
flags.StringVar(&opts.secret, "secret", "", "Set secret value needed to accept nodes into cluster")
@ -41,7 +43,7 @@ func newInitCommand(dockerCli *client.DockerCli) *cobra.Command {
return cmd
}
func runInit(dockerCli *client.DockerCli, opts initOptions) error {
func runInit(dockerCli *client.DockerCli, flags *pflag.FlagSet, opts initOptions) error {
client := dockerCli.Client()
ctx := context.Background()
@ -50,8 +52,11 @@ func runInit(dockerCli *client.DockerCli, opts initOptions) error {
ForceNewCluster: opts.forceNewCluster,
}
req.Spec.AcceptancePolicy.Policies = opts.autoAccept.Policies(opts.secret)
if flags.Changed("secret") {
req.Spec.AcceptancePolicy.Policies = opts.autoAccept.Policies(&opts.secret)
} else {
req.Spec.AcceptancePolicy.Policies = opts.autoAccept.Policies(nil)
}
nodeID, err := client.SwarmInit(ctx, req)
if err != nil {
return err

View File

@ -102,7 +102,7 @@ func (o *AutoAcceptOption) Type() string {
}
// Policies returns a representation of this option for the api
func (o *AutoAcceptOption) Policies(secret string) []swarm.Policy {
func (o *AutoAcceptOption) Policies(secret *string) []swarm.Policy {
policies := []swarm.Policy{}
for _, p := range defaultPolicies {
if len(o.values) != 0 {

View File

@ -54,6 +54,7 @@ func runUpdate(dockerCli *client.DockerCli, flags *pflag.FlagSet, opts updateOpt
if err != nil {
return err
}
err = client.SwarmUpdate(ctx, swarm.Version, swarm.Spec)
if err != nil {
return err
@ -68,18 +69,17 @@ func mergeSwarm(swarm *swarm.Swarm, flags *pflag.FlagSet) error {
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("")
}
spec.AcceptancePolicy.Policies = value.Policies(nil)
}
var psecret *string
if flags.Changed("secret") {
secret, _ := flags.GetString("secret")
for _, policy := range spec.AcceptancePolicy.Policies {
policy.Secret = secret
}
psecret = &secret
}
for i := range spec.AcceptancePolicy.Policies {
spec.AcceptancePolicy.Policies[i].Secret = psecret
}
if flags.Changed("task-history-limit") {

View File

@ -444,12 +444,12 @@ func (c *Cluster) Update(version uint64, spec types.Spec) error {
return ErrNoManager
}
swarmSpec, err := convert.SwarmSpecToGRPC(spec)
swarm, err := getSwarm(c.getRequestContext(), c.client)
if err != nil {
return err
}
swarm, err := getSwarm(c.getRequestContext(), c.client)
swarmSpec, err := convert.SwarmSpecToGRPCandMerge(spec, &swarm.Spec)
if err != nil {
return err
}
@ -1030,7 +1030,7 @@ func initAcceptancePolicy(node *swarmagent.Node, acceptancePolicy types.Acceptan
}
spec := &cluster.Spec
if err := convert.SwarmSpecUpdateAcceptancePolicy(spec, acceptancePolicy); err != nil {
if err := convert.SwarmSpecUpdateAcceptancePolicy(spec, acceptancePolicy, nil); err != nil {
return fmt.Errorf("error updating cluster settings: %v", err)
}
_, err := client.UpdateCluster(ctx, &swarmapi.UpdateClusterRequest{

View File

@ -49,7 +49,8 @@ func SwarmFromGRPC(c swarmapi.Cluster) types.Swarm {
Autoaccept: policy.Autoaccept,
}
if policy.Secret != nil {
p.Secret = string(policy.Secret.Data)
secret := string(policy.Secret.Data)
p.Secret = &secret
}
swarm.Spec.AcceptancePolicy.Policies = append(swarm.Spec.AcceptancePolicy.Policies, p)
}
@ -57,8 +58,8 @@ func SwarmFromGRPC(c swarmapi.Cluster) types.Swarm {
return swarm
}
// SwarmSpecToGRPC converts a Spec to a grpc ClusterSpec.
func SwarmSpecToGRPC(s types.Spec) (swarmapi.ClusterSpec, error) {
// SwarmSpecToGRPCandMerge converts a Spec to a grpc ClusterSpec and merge AcceptancePolicy from an existing grpc ClusterSpec if provided.
func SwarmSpecToGRPCandMerge(s types.Spec, existingSpec *swarmapi.ClusterSpec) (swarmapi.ClusterSpec, error) {
spec := swarmapi.ClusterSpec{
Annotations: swarmapi.Annotations{
Name: s.Name,
@ -82,14 +83,15 @@ func SwarmSpecToGRPC(s types.Spec) (swarmapi.ClusterSpec, error) {
},
}
if err := SwarmSpecUpdateAcceptancePolicy(&spec, s.AcceptancePolicy); err != nil {
if err := SwarmSpecUpdateAcceptancePolicy(&spec, s.AcceptancePolicy, existingSpec); err != nil {
return swarmapi.ClusterSpec{}, err
}
return spec, nil
}
// SwarmSpecUpdateAcceptancePolicy updates a grpc ClusterSpec using AcceptancePolicy.
func SwarmSpecUpdateAcceptancePolicy(spec *swarmapi.ClusterSpec, acceptancePolicy types.AcceptancePolicy) error {
func SwarmSpecUpdateAcceptancePolicy(spec *swarmapi.ClusterSpec, acceptancePolicy types.AcceptancePolicy, oldSpec *swarmapi.ClusterSpec) error {
spec.AcceptancePolicy.Policies = nil
for _, p := range acceptancePolicy.Policies {
role, ok := swarmapi.NodeRole_value[strings.ToUpper(string(p.Role))]
@ -102,11 +104,20 @@ func SwarmSpecUpdateAcceptancePolicy(spec *swarmapi.ClusterSpec, acceptancePolic
Autoaccept: p.Autoaccept,
}
if p.Secret != "" {
hashPwd, _ := bcrypt.GenerateFromPassword([]byte(p.Secret), 0)
if p.Secret != nil {
if *p.Secret == "" { // if provided secret is empty, it means erase previous secret.
policy.Secret = nil
} else { // if provided secret is not empty, we generate a new one.
hashPwd, _ := bcrypt.GenerateFromPassword([]byte(*p.Secret), 0)
policy.Secret = &swarmapi.AcceptancePolicy_RoleAdmissionPolicy_HashedSecret{
Data: hashPwd,
Alg: "bcrypt",
}
}
} else if oldSecret := getOldSecret(oldSpec, policy.Role); oldSecret != nil { // else use the old one.
policy.Secret = &swarmapi.AcceptancePolicy_RoleAdmissionPolicy_HashedSecret{
Data: hashPwd,
Alg: "bcrypt",
Data: oldSecret.Data,
Alg: oldSecret.Alg,
}
}
@ -114,3 +125,15 @@ func SwarmSpecUpdateAcceptancePolicy(spec *swarmapi.ClusterSpec, acceptancePolic
}
return nil
}
func getOldSecret(oldSpec *swarmapi.ClusterSpec, role swarmapi.NodeRole) *swarmapi.AcceptancePolicy_RoleAdmissionPolicy_HashedSecret {
if oldSpec == nil {
return nil
}
for _, p := range oldSpec.AcceptancePolicy.Policies {
if p.Role == role {
return p.Secret
}
}
return nil
}

View File

@ -60,7 +60,7 @@ clone git golang.org/x/net 2beffdc2e92c8a3027590f898fe88f69af48a3f8 https://gith
clone git golang.org/x/sys eb2c74142fd19a79b3f237334c7384d5167b1b46 https://github.com/golang/sys.git
clone git github.com/docker/go-units 651fc226e7441360384da338d0fd37f2440ffbe3
clone git github.com/docker/go-connections fa2850ff103453a9ad190da0df0af134f0314b3d
clone git github.com/docker/engine-api f3b5ad20d4576de14c96603db522dec530d03f62
clone git github.com/docker/engine-api f50fbe5f9c4c8eeed591549d2c8187f4076f3717
clone git github.com/RackSec/srslog 259aed10dfa74ea2961eddd1d9847619f6e98837
clone git github.com/imdario/mergo 0.2.1

View File

@ -26,11 +26,16 @@ func (d *SwarmDaemon) Init(autoAccept map[string]bool, secret string) error {
ListenAddr: d.listenAddr,
}
for _, role := range []swarm.NodeRole{swarm.NodeRoleManager, swarm.NodeRoleWorker} {
req.Spec.AcceptancePolicy.Policies = append(req.Spec.AcceptancePolicy.Policies, swarm.Policy{
policy := swarm.Policy{
Role: role,
Autoaccept: autoAccept[strings.ToLower(string(role))],
Secret: secret,
})
}
if secret != "" {
policy.Secret = &secret
}
req.Spec.AcceptancePolicy.Policies = append(req.Spec.AcceptancePolicy.Policies, policy)
}
status, out, err := d.SockRequest("POST", "/swarm/init", req)
if status != http.StatusOK {
@ -49,13 +54,17 @@ func (d *SwarmDaemon) Init(autoAccept map[string]bool, secret string) error {
// Join joins a current daemon with existing cluster.
func (d *SwarmDaemon) Join(remoteAddr, secret, cahash string, manager bool) error {
status, out, err := d.SockRequest("POST", "/swarm/join", swarm.JoinRequest{
req := swarm.JoinRequest{
ListenAddr: d.listenAddr,
RemoteAddrs: []string{remoteAddr},
Manager: manager,
Secret: secret,
CACertHash: cahash,
})
}
if secret != "" {
req.Secret = secret
}
status, out, err := d.SockRequest("POST", "/swarm/join", req)
if status != http.StatusOK {
return fmt.Errorf("joining swarm: invalid statuscode %v, %q", status, out)
}

View File

@ -11,9 +11,11 @@ import (
// ContainerRestart stops and starts a container again.
// It makes the daemon to wait for the container to be up again for
// a specific amount of time, given the timeout.
func (cli *Client) ContainerRestart(ctx context.Context, containerID string, timeout time.Duration) error {
func (cli *Client) ContainerRestart(ctx context.Context, containerID string, timeout *time.Duration) error {
query := url.Values{}
query.Set("t", timetypes.DurationToSecondsString(timeout))
if timeout != nil {
query.Set("t", timetypes.DurationToSecondsString(*timeout))
}
resp, err := cli.post(ctx, "/containers/"+containerID+"/restart", query, nil, nil)
ensureReaderClosed(resp)
return err

View File

@ -10,9 +10,11 @@ import (
// ContainerStop stops a container without terminating the process.
// The process is blocked until the container stops or the timeout expires.
func (cli *Client) ContainerStop(ctx context.Context, containerID string, timeout time.Duration) error {
func (cli *Client) ContainerStop(ctx context.Context, containerID string, timeout *time.Duration) error {
query := url.Values{}
query.Set("t", timetypes.DurationToSecondsString(timeout))
if timeout != nil {
query.Set("t", timetypes.DurationToSecondsString(*timeout))
}
resp, err := cli.post(ctx, "/containers/"+containerID+"/stop", query, nil, nil)
ensureReaderClosed(resp)
return err

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@ -15,26 +15,21 @@ import (
// CommonAPIClient is the common methods between stable and experimental versions of APIClient.
type CommonAPIClient interface {
ContainerAPIClient
ImageAPIClient
NodeAPIClient
NetworkAPIClient
ServiceAPIClient
SwarmAPIClient
SystemAPIClient
VolumeAPIClient
ClientVersion() string
CheckpointCreate(ctx context.Context, container string, options types.CheckpointCreateOptions) error
CheckpointDelete(ctx context.Context, container string, checkpointID string) error
CheckpointList(ctx context.Context, container string) ([]types.Checkpoint, error)
SwarmInit(ctx context.Context, req swarm.InitRequest) (string, error)
SwarmJoin(ctx context.Context, req swarm.JoinRequest) error
SwarmLeave(ctx context.Context, force bool) error
SwarmInspect(ctx context.Context) (swarm.Swarm, error)
SwarmUpdate(ctx context.Context, version swarm.Version, swarm swarm.Spec) error
NodeInspect(ctx context.Context, nodeID string) (swarm.Node, error)
NodeList(ctx context.Context, options types.NodeListOptions) ([]swarm.Node, error)
NodeRemove(ctx context.Context, nodeID string) error
NodeUpdate(ctx context.Context, nodeID string, version swarm.Version, node swarm.NodeSpec) error
ServiceCreate(ctx context.Context, service swarm.ServiceSpec) (types.ServiceCreateResponse, error)
ServiceInspect(ctx context.Context, serviceID string) (swarm.Service, error)
ServiceList(ctx context.Context, options types.ServiceListOptions) ([]swarm.Service, error)
ServiceRemove(ctx context.Context, serviceID string) error
ServiceUpdate(ctx context.Context, serviceID string, version swarm.Version, service swarm.ServiceSpec) error
TaskInspectWithRaw(ctx context.Context, taskID string) (swarm.Task, []byte, error)
TaskList(ctx context.Context, options types.TaskListOptions) ([]swarm.Task, error)
ServerVersion(ctx context.Context) (types.Version, error)
UpdateClientVersion(v string)
}
// ContainerAPIClient defines API client methods for the containers
type ContainerAPIClient interface {
ContainerAttach(ctx context.Context, container string, options types.ContainerAttachOptions) (types.HijackedResponse, error)
ContainerCommit(ctx context.Context, container string, options types.ContainerCommitOptions) (types.ContainerCommitResponse, error)
ContainerCreate(ctx context.Context, config *container.Config, hostConfig *container.HostConfig, networkingConfig *network.NetworkingConfig, containerName string) (types.ContainerCreateResponse, error)
@ -54,18 +49,21 @@ type CommonAPIClient interface {
ContainerRemove(ctx context.Context, container string, options types.ContainerRemoveOptions) error
ContainerRename(ctx context.Context, container, newContainerName string) error
ContainerResize(ctx context.Context, container string, options types.ResizeOptions) error
ContainerRestart(ctx context.Context, container string, timeout time.Duration) error
ContainerRestart(ctx context.Context, container string, timeout *time.Duration) error
ContainerStatPath(ctx context.Context, container, path string) (types.ContainerPathStat, error)
ContainerStats(ctx context.Context, container string, stream bool) (io.ReadCloser, error)
ContainerStart(ctx context.Context, container string, options types.ContainerStartOptions) error
ContainerStop(ctx context.Context, container string, timeout time.Duration) error
ContainerStop(ctx context.Context, container string, timeout *time.Duration) error
ContainerTop(ctx context.Context, container string, arguments []string) (types.ContainerProcessList, error)
ContainerUnpause(ctx context.Context, container string) error
ContainerUpdate(ctx context.Context, container string, updateConfig container.UpdateConfig) error
ContainerWait(ctx context.Context, container string) (int, error)
CopyFromContainer(ctx context.Context, container, srcPath string) (io.ReadCloser, types.ContainerPathStat, error)
CopyToContainer(ctx context.Context, container, path string, content io.Reader, options types.CopyToContainerOptions) error
Events(ctx context.Context, options types.EventsOptions) (io.ReadCloser, error)
}
// ImageAPIClient defines API client methods for the images
type ImageAPIClient interface {
ImageBuild(ctx context.Context, context io.Reader, options types.ImageBuildOptions) (types.ImageBuildResponse, error)
ImageCreate(ctx context.Context, parentReference string, options types.ImageCreateOptions) (io.ReadCloser, error)
ImageHistory(ctx context.Context, image string) ([]types.ImageHistory, error)
@ -79,7 +77,10 @@ type CommonAPIClient interface {
ImageSearch(ctx context.Context, term string, options types.ImageSearchOptions) ([]registry.SearchResult, error)
ImageSave(ctx context.Context, images []string) (io.ReadCloser, error)
ImageTag(ctx context.Context, image, ref string) error
Info(ctx context.Context) (types.Info, error)
}
// NetworkAPIClient defines API client methods for the networks
type NetworkAPIClient interface {
NetworkConnect(ctx context.Context, networkID, container string, config *network.EndpointSettings) error
NetworkCreate(ctx context.Context, name string, options types.NetworkCreate) (types.NetworkCreateResponse, error)
NetworkDisconnect(ctx context.Context, networkID, container string, force bool) error
@ -87,9 +88,45 @@ type CommonAPIClient interface {
NetworkInspectWithRaw(ctx context.Context, networkID string) (types.NetworkResource, []byte, error)
NetworkList(ctx context.Context, options types.NetworkListOptions) ([]types.NetworkResource, error)
NetworkRemove(ctx context.Context, networkID string) error
}
// NodeAPIClient defines API client methods for the nodes
type NodeAPIClient interface {
NodeInspect(ctx context.Context, nodeID string) (swarm.Node, error)
NodeList(ctx context.Context, options types.NodeListOptions) ([]swarm.Node, error)
NodeRemove(ctx context.Context, nodeID string) error
NodeUpdate(ctx context.Context, nodeID string, version swarm.Version, node swarm.NodeSpec) error
}
// ServiceAPIClient defines API client methods for the services
type ServiceAPIClient interface {
ServiceCreate(ctx context.Context, service swarm.ServiceSpec) (types.ServiceCreateResponse, error)
ServiceInspect(ctx context.Context, serviceID string) (swarm.Service, error)
ServiceList(ctx context.Context, options types.ServiceListOptions) ([]swarm.Service, error)
ServiceRemove(ctx context.Context, serviceID string) error
ServiceUpdate(ctx context.Context, serviceID string, version swarm.Version, service swarm.ServiceSpec) error
TaskInspectWithRaw(ctx context.Context, taskID string) (swarm.Task, []byte, error)
TaskList(ctx context.Context, options types.TaskListOptions) ([]swarm.Task, error)
}
// SwarmAPIClient defines API client methods for the swarm
type SwarmAPIClient interface {
SwarmInit(ctx context.Context, req swarm.InitRequest) (string, error)
SwarmJoin(ctx context.Context, req swarm.JoinRequest) error
SwarmLeave(ctx context.Context, force bool) error
SwarmInspect(ctx context.Context) (swarm.Swarm, error)
SwarmUpdate(ctx context.Context, version swarm.Version, swarm swarm.Spec) error
}
// SystemAPIClient defines API client methods for the system
type SystemAPIClient interface {
Events(ctx context.Context, options types.EventsOptions) (io.ReadCloser, error)
Info(ctx context.Context) (types.Info, error)
RegistryLogin(ctx context.Context, auth types.AuthConfig) (types.AuthResponse, error)
ServerVersion(ctx context.Context) (types.Version, error)
UpdateClientVersion(v string)
}
// VolumeAPIClient defines API client methods for the volumes
type VolumeAPIClient interface {
VolumeCreate(ctx context.Context, options types.VolumeCreateRequest) (types.Volume, error)
VolumeInspect(ctx context.Context, volumeID string) (types.Volume, error)
VolumeInspectWithRaw(ctx context.Context, volumeID string) (types.Volume, []byte, error)

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@ -12,6 +12,19 @@ import (
// APIClient is an interface that clients that talk with a docker server must implement.
type APIClient interface {
CommonAPIClient
CheckpointAPIClient
PluginAPIClient
}
// CheckpointAPIClient defines API client methods for the checkpoints
type CheckpointAPIClient interface {
CheckpointCreate(ctx context.Context, container string, options types.CheckpointCreateOptions) error
CheckpointDelete(ctx context.Context, container string, checkpointID string) error
CheckpointList(ctx context.Context, container string) ([]types.Checkpoint, error)
}
// PluginAPIClient defines API client methods for the plugins
type PluginAPIClient interface {
PluginList(ctx context.Context) (types.PluginsListResponse, error)
PluginRemove(ctx context.Context, name string) error
PluginEnable(ctx context.Context, name string) error

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@ -303,7 +303,7 @@ type HostConfig struct {
PublishAllPorts bool // Should docker publish all exposed port for the container
ReadonlyRootfs bool // Is the container root filesystem in read-only
SecurityOpt []string // List of string values to customize labels for MLS systems, such as SELinux.
StorageOpt map[string]string // Storage driver options per container.
StorageOpt map[string]string `json:",omitempty"` // Storage driver options per container.
Tmpfs map[string]string `json:",omitempty"` // List of tmpfs (mounts) used for the container
UTSMode UTSMode // UTS namespace to use for the container
UsernsMode UsernsMode // The user namespace to use for the container

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@ -29,7 +29,7 @@ type AcceptancePolicy struct {
type Policy struct {
Role NodeRole
Autoaccept bool
Secret string `json:",omitempty"`
Secret *string `json:",omitempty"`
}
// OrchestrationConfig represents ochestration configuration.