| package cluster |
| |
| import ( |
| apitypes "github.com/docker/docker/api/types" |
| "github.com/docker/docker/api/types/filters" |
| types "github.com/docker/docker/api/types/swarm" |
| "github.com/docker/docker/daemon/cluster/convert" |
| swarmapi "github.com/docker/swarmkit/api" |
| "golang.org/x/net/context" |
| ) |
| |
| // GetTasks returns a list of tasks matching the filter options. |
| func (c *Cluster) GetTasks(options apitypes.TaskListOptions) ([]types.Task, error) { |
| c.mu.RLock() |
| defer c.mu.RUnlock() |
| |
| state := c.currentNodeState() |
| if !state.IsActiveManager() { |
| return nil, c.errNoManager(state) |
| } |
| |
| byName := func(filter filters.Args) error { |
| if filter.Include("service") { |
| serviceFilters := filter.Get("service") |
| for _, serviceFilter := range serviceFilters { |
| service, err := c.GetService(serviceFilter, false) |
| if err != nil { |
| return err |
| } |
| filter.Del("service", serviceFilter) |
| filter.Add("service", service.ID) |
| } |
| } |
| if filter.Include("node") { |
| nodeFilters := filter.Get("node") |
| for _, nodeFilter := range nodeFilters { |
| node, err := c.GetNode(nodeFilter) |
| if err != nil { |
| return err |
| } |
| filter.Del("node", nodeFilter) |
| filter.Add("node", node.ID) |
| } |
| } |
| return nil |
| } |
| |
| filters, err := newListTasksFilters(options.Filters, byName) |
| if err != nil { |
| return nil, err |
| } |
| |
| ctx, cancel := c.getRequestContext() |
| defer cancel() |
| |
| r, err := state.controlClient.ListTasks( |
| ctx, |
| &swarmapi.ListTasksRequest{Filters: filters}) |
| if err != nil { |
| return nil, err |
| } |
| |
| tasks := []types.Task{} |
| |
| for _, task := range r.Tasks { |
| if task.Spec.GetContainer() != nil { |
| tasks = append(tasks, convert.TaskFromGRPC(*task)) |
| } |
| } |
| return tasks, nil |
| } |
| |
| // GetTask returns a task by an ID. |
| func (c *Cluster) GetTask(input string) (types.Task, error) { |
| var task *swarmapi.Task |
| if err := c.lockedManagerAction(func(ctx context.Context, state nodeState) error { |
| t, err := getTask(ctx, state.controlClient, input) |
| if err != nil { |
| return err |
| } |
| task = t |
| return nil |
| }); err != nil { |
| return types.Task{}, err |
| } |
| return convert.TaskFromGRPC(*task), nil |
| } |