71 lines
1.7 KiB
Go
71 lines
1.7 KiB
Go
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// Copyright 2016 go-dockerclient authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package docker
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import (
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"encoding/json"
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"net/http"
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"github.com/docker/docker/api/types/swarm"
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"golang.org/x/net/context"
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)
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// NoSuchTask is the error returned when a given task does not exist.
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type NoSuchTask struct {
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ID string
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Err error
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}
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func (err *NoSuchTask) Error() string {
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if err.Err != nil {
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return err.Err.Error()
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}
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return "No such task: " + err.ID
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}
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// ListTasksOptions specify parameters to the ListTasks function.
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//
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// See http://goo.gl/rByLzw for more details.
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type ListTasksOptions struct {
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Filters map[string][]string
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Context context.Context
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}
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// ListTasks returns a slice of tasks matching the given criteria.
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//
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// See http://goo.gl/rByLzw for more details.
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func (c *Client) ListTasks(opts ListTasksOptions) ([]swarm.Task, error) {
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path := "/tasks?" + queryString(opts)
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resp, err := c.do("GET", path, doOptions{context: opts.Context})
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if err != nil {
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return nil, err
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}
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defer resp.Body.Close()
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var tasks []swarm.Task
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if err := json.NewDecoder(resp.Body).Decode(&tasks); err != nil {
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return nil, err
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}
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return tasks, nil
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}
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// InspectTask returns information about a task by its ID.
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//
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// See http://goo.gl/kyziuq for more details.
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func (c *Client) InspectTask(id string) (*swarm.Task, error) {
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resp, err := c.do("GET", "/tasks/"+id, doOptions{})
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if err != nil {
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if e, ok := err.(*Error); ok && e.Status == http.StatusNotFound {
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return nil, &NoSuchTask{ID: id}
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}
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return nil, err
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}
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defer resp.Body.Close()
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var task swarm.Task
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if err := json.NewDecoder(resp.Body).Decode(&task); err != nil {
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return nil, err
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}
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return &task, nil
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}
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