mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
422 lines
12 KiB
Go
422 lines
12 KiB
Go
package swarm
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import (
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"encoding/json"
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"fmt"
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"net/http"
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"strconv"
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"github.com/Sirupsen/logrus"
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"github.com/docker/docker/api/errors"
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"github.com/docker/docker/api/server/httputils"
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basictypes "github.com/docker/docker/api/types"
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"github.com/docker/docker/api/types/backend"
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"github.com/docker/docker/api/types/filters"
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types "github.com/docker/docker/api/types/swarm"
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"golang.org/x/net/context"
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)
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func (sr *swarmRouter) initCluster(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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var req types.InitRequest
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if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
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return err
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}
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nodeID, err := sr.backend.Init(req)
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if err != nil {
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logrus.Errorf("Error initializing swarm: %v", err)
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return err
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}
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return httputils.WriteJSON(w, http.StatusOK, nodeID)
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}
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func (sr *swarmRouter) joinCluster(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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var req types.JoinRequest
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if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
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return err
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}
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return sr.backend.Join(req)
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}
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func (sr *swarmRouter) leaveCluster(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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if err := httputils.ParseForm(r); err != nil {
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return err
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}
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force := httputils.BoolValue(r, "force")
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return sr.backend.Leave(force)
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}
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func (sr *swarmRouter) inspectCluster(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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swarm, err := sr.backend.Inspect()
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if err != nil {
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logrus.Errorf("Error getting swarm: %v", err)
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return err
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}
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return httputils.WriteJSON(w, http.StatusOK, swarm)
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}
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func (sr *swarmRouter) updateCluster(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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var swarm types.Spec
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if err := json.NewDecoder(r.Body).Decode(&swarm); err != nil {
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return err
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}
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rawVersion := r.URL.Query().Get("version")
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version, err := strconv.ParseUint(rawVersion, 10, 64)
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if err != nil {
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return fmt.Errorf("Invalid swarm version '%s': %s", rawVersion, err.Error())
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}
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var flags types.UpdateFlags
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if value := r.URL.Query().Get("rotateWorkerToken"); value != "" {
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rot, err := strconv.ParseBool(value)
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if err != nil {
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return fmt.Errorf("invalid value for rotateWorkerToken: %s", value)
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}
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flags.RotateWorkerToken = rot
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}
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if value := r.URL.Query().Get("rotateManagerToken"); value != "" {
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rot, err := strconv.ParseBool(value)
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if err != nil {
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return fmt.Errorf("invalid value for rotateManagerToken: %s", value)
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}
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flags.RotateManagerToken = rot
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}
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if value := r.URL.Query().Get("rotateManagerUnlockKey"); value != "" {
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rot, err := strconv.ParseBool(value)
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if err != nil {
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return fmt.Errorf("invalid value for rotateManagerUnlockKey: %s", value)
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}
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flags.RotateManagerUnlockKey = rot
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}
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if err := sr.backend.Update(version, swarm, flags); err != nil {
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logrus.Errorf("Error configuring swarm: %v", err)
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return err
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}
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return nil
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}
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func (sr *swarmRouter) unlockCluster(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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var req types.UnlockRequest
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if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
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return err
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}
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if err := sr.backend.UnlockSwarm(req); err != nil {
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logrus.Errorf("Error unlocking swarm: %v", err)
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return err
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}
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return nil
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}
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func (sr *swarmRouter) getUnlockKey(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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unlockKey, err := sr.backend.GetUnlockKey()
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if err != nil {
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logrus.WithError(err).Errorf("Error retrieving swarm unlock key")
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return err
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}
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return httputils.WriteJSON(w, http.StatusOK, &basictypes.SwarmUnlockKeyResponse{
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UnlockKey: unlockKey,
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})
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}
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func (sr *swarmRouter) getServices(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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if err := httputils.ParseForm(r); err != nil {
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return err
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}
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filter, err := filters.FromParam(r.Form.Get("filters"))
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if err != nil {
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return err
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}
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services, err := sr.backend.GetServices(basictypes.ServiceListOptions{Filters: filter})
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if err != nil {
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logrus.Errorf("Error getting services: %v", err)
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return err
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}
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return httputils.WriteJSON(w, http.StatusOK, services)
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}
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func (sr *swarmRouter) getService(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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service, err := sr.backend.GetService(vars["id"])
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if err != nil {
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logrus.Errorf("Error getting service %s: %v", vars["id"], err)
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return err
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}
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return httputils.WriteJSON(w, http.StatusOK, service)
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}
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func (sr *swarmRouter) createService(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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var service types.ServiceSpec
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if err := json.NewDecoder(r.Body).Decode(&service); err != nil {
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return err
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}
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// Get returns "" if the header does not exist
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encodedAuth := r.Header.Get("X-Registry-Auth")
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id, err := sr.backend.CreateService(service, encodedAuth)
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if err != nil {
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logrus.Errorf("Error creating service %s: %v", service.Name, err)
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return err
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}
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return httputils.WriteJSON(w, http.StatusCreated, &basictypes.ServiceCreateResponse{
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ID: id,
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})
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}
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func (sr *swarmRouter) updateService(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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var service types.ServiceSpec
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if err := json.NewDecoder(r.Body).Decode(&service); err != nil {
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return err
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}
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rawVersion := r.URL.Query().Get("version")
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version, err := strconv.ParseUint(rawVersion, 10, 64)
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if err != nil {
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return fmt.Errorf("Invalid service version '%s': %s", rawVersion, err.Error())
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}
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// Get returns "" if the header does not exist
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encodedAuth := r.Header.Get("X-Registry-Auth")
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registryAuthFrom := r.URL.Query().Get("registryAuthFrom")
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if err := sr.backend.UpdateService(vars["id"], version, service, encodedAuth, registryAuthFrom); err != nil {
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logrus.Errorf("Error updating service %s: %v", vars["id"], err)
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return err
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}
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return nil
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}
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func (sr *swarmRouter) removeService(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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if err := sr.backend.RemoveService(vars["id"]); err != nil {
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logrus.Errorf("Error removing service %s: %v", vars["id"], err)
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return err
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}
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return nil
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}
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func (sr *swarmRouter) getServiceLogs(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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if err := httputils.ParseForm(r); err != nil {
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return err
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}
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// Args are validated before the stream starts because when it starts we're
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// sending HTTP 200 by writing an empty chunk of data to tell the client that
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// daemon is going to stream. By sending this initial HTTP 200 we can't report
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// any error after the stream starts (i.e. container not found, wrong parameters)
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// with the appropriate status code.
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stdout, stderr := httputils.BoolValue(r, "stdout"), httputils.BoolValue(r, "stderr")
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if !(stdout || stderr) {
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return fmt.Errorf("Bad parameters: you must choose at least one stream")
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}
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serviceName := vars["id"]
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logsConfig := &backend.ContainerLogsConfig{
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ContainerLogsOptions: basictypes.ContainerLogsOptions{
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Follow: httputils.BoolValue(r, "follow"),
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Timestamps: httputils.BoolValue(r, "timestamps"),
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Since: r.Form.Get("since"),
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Tail: r.Form.Get("tail"),
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ShowStdout: stdout,
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ShowStderr: stderr,
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Details: httputils.BoolValue(r, "details"),
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},
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OutStream: w,
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}
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if !logsConfig.Follow {
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return fmt.Errorf("Bad parameters: Only follow mode is currently supported")
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}
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if logsConfig.Details {
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return fmt.Errorf("Bad parameters: details is not currently supported")
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}
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chStarted := make(chan struct{})
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if err := sr.backend.ServiceLogs(ctx, serviceName, logsConfig, chStarted); err != nil {
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select {
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case <-chStarted:
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// The client may be expecting all of the data we're sending to
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// be multiplexed, so send it through OutStream, which will
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// have been set up to handle that if needed.
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fmt.Fprintf(logsConfig.OutStream, "Error grabbing service logs: %v\n", err)
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default:
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return err
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}
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}
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return nil
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}
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func (sr *swarmRouter) getNodes(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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if err := httputils.ParseForm(r); err != nil {
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return err
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}
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filter, err := filters.FromParam(r.Form.Get("filters"))
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if err != nil {
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return err
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}
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nodes, err := sr.backend.GetNodes(basictypes.NodeListOptions{Filters: filter})
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if err != nil {
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logrus.Errorf("Error getting nodes: %v", err)
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return err
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}
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return httputils.WriteJSON(w, http.StatusOK, nodes)
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}
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func (sr *swarmRouter) getNode(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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node, err := sr.backend.GetNode(vars["id"])
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if err != nil {
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logrus.Errorf("Error getting node %s: %v", vars["id"], err)
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return err
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}
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return httputils.WriteJSON(w, http.StatusOK, node)
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}
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func (sr *swarmRouter) updateNode(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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var node types.NodeSpec
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if err := json.NewDecoder(r.Body).Decode(&node); err != nil {
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return err
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}
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rawVersion := r.URL.Query().Get("version")
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version, err := strconv.ParseUint(rawVersion, 10, 64)
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if err != nil {
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return fmt.Errorf("Invalid node version '%s': %s", rawVersion, err.Error())
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}
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if err := sr.backend.UpdateNode(vars["id"], version, node); err != nil {
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logrus.Errorf("Error updating node %s: %v", vars["id"], err)
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return err
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}
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return nil
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}
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func (sr *swarmRouter) removeNode(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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if err := httputils.ParseForm(r); err != nil {
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return err
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}
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force := httputils.BoolValue(r, "force")
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if err := sr.backend.RemoveNode(vars["id"], force); err != nil {
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logrus.Errorf("Error removing node %s: %v", vars["id"], err)
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return err
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}
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return nil
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}
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func (sr *swarmRouter) getTasks(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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if err := httputils.ParseForm(r); err != nil {
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return err
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}
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filter, err := filters.FromParam(r.Form.Get("filters"))
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if err != nil {
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return err
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}
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tasks, err := sr.backend.GetTasks(basictypes.TaskListOptions{Filters: filter})
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if err != nil {
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logrus.Errorf("Error getting tasks: %v", err)
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return err
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}
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return httputils.WriteJSON(w, http.StatusOK, tasks)
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}
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func (sr *swarmRouter) getTask(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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task, err := sr.backend.GetTask(vars["id"])
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if err != nil {
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logrus.Errorf("Error getting task %s: %v", vars["id"], err)
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return err
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}
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return httputils.WriteJSON(w, http.StatusOK, task)
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}
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func (sr *swarmRouter) getSecrets(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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if err := httputils.ParseForm(r); err != nil {
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return err
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}
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filters, err := filters.FromParam(r.Form.Get("filters"))
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if err != nil {
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return err
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}
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secrets, err := sr.backend.GetSecrets(basictypes.SecretListOptions{Filters: filters})
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if err != nil {
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return err
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}
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return httputils.WriteJSON(w, http.StatusOK, secrets)
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}
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func (sr *swarmRouter) createSecret(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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var secret types.SecretSpec
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if err := json.NewDecoder(r.Body).Decode(&secret); err != nil {
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return err
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}
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id, err := sr.backend.CreateSecret(secret)
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if err != nil {
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return err
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}
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return httputils.WriteJSON(w, http.StatusCreated, &basictypes.SecretCreateResponse{
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ID: id,
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})
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}
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func (sr *swarmRouter) removeSecret(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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if err := sr.backend.RemoveSecret(vars["id"]); err != nil {
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return err
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}
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return nil
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}
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func (sr *swarmRouter) getSecret(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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secret, err := sr.backend.GetSecret(vars["id"])
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if err != nil {
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return err
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}
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return httputils.WriteJSON(w, http.StatusOK, secret)
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}
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func (sr *swarmRouter) updateSecret(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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var secret types.SecretSpec
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if err := json.NewDecoder(r.Body).Decode(&secret); err != nil {
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return errors.NewBadRequestError(err)
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}
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rawVersion := r.URL.Query().Get("version")
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version, err := strconv.ParseUint(rawVersion, 10, 64)
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if err != nil {
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return errors.NewBadRequestError(fmt.Errorf("invalid secret version"))
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}
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id := vars["id"]
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if err := sr.backend.UpdateSecret(id, version, secret); err != nil {
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return err
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}
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return nil
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}
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