2017-02-11 13:45:00 -05:00
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package cluster
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import (
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apitypes "github.com/docker/docker/api/types"
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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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"github.com/docker/docker/daemon/cluster/convert"
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swarmapi "github.com/docker/swarmkit/api"
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2017-02-28 05:12:11 -05:00
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"golang.org/x/net/context"
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2017-02-11 13:45:00 -05:00
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)
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// GetTasks returns a list of tasks matching the filter options.
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func (c *Cluster) GetTasks(options apitypes.TaskListOptions) ([]types.Task, error) {
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c.mu.RLock()
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defer c.mu.RUnlock()
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state := c.currentNodeState()
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if !state.IsActiveManager() {
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return nil, c.errNoManager(state)
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}
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byName := func(filter filters.Args) error {
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if filter.Include("service") {
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serviceFilters := filter.Get("service")
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for _, serviceFilter := range serviceFilters {
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service, err := c.GetService(serviceFilter)
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if err != nil {
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return err
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}
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filter.Del("service", serviceFilter)
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filter.Add("service", service.ID)
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}
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}
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if filter.Include("node") {
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nodeFilters := filter.Get("node")
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for _, nodeFilter := range nodeFilters {
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node, err := c.GetNode(nodeFilter)
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if err != nil {
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return err
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}
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filter.Del("node", nodeFilter)
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filter.Add("node", node.ID)
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}
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}
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return nil
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}
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filters, err := newListTasksFilters(options.Filters, byName)
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if err != nil {
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return nil, err
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}
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ctx, cancel := c.getRequestContext()
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defer cancel()
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r, err := state.controlClient.ListTasks(
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ctx,
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&swarmapi.ListTasksRequest{Filters: filters})
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if err != nil {
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return nil, err
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}
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tasks := []types.Task{}
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for _, task := range r.Tasks {
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if task.Spec.GetContainer() != nil {
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tasks = append(tasks, convert.TaskFromGRPC(*task))
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}
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}
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return tasks, nil
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}
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// GetTask returns a task by an ID.
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func (c *Cluster) GetTask(input string) (types.Task, error) {
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2017-02-28 05:12:11 -05:00
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var task *swarmapi.Task
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if err := c.lockedManagerAction(func(ctx context.Context, state nodeState) error {
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t, err := getTask(ctx, state.controlClient, input)
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if err != nil {
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return err
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}
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task = t
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return nil
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}); err != nil {
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2017-02-11 13:45:00 -05:00
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return types.Task{}, err
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}
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return convert.TaskFromGRPC(*task), nil
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}
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