146 lines
3.7 KiB
Go
146 lines
3.7 KiB
Go
package docker
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import (
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"fmt"
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"io"
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)
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type ContainerService struct {
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*Client
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}
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// List only running containers.
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func (c *ContainerService) List() ([]*Containers, error) {
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containers := []*Containers{}
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err := c.do("GET", "/containers/json?all=0", nil, &containers)
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return containers, err
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}
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// List all containers
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func (c *ContainerService) ListAll() ([]*Containers, error) {
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containers := []*Containers{}
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err := c.do("GET", "/containers/json?all=1", nil, &containers)
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return containers, err
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}
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// Create a Container
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func (c *ContainerService) Create(conf *Config) (*Run, error) {
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run, err := c.create(conf)
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switch {
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// if no error, exit immediately
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case err == nil:
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return run, nil
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// if error we exit, unless it is
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// a NOT FOUND error, which means we just
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// need to download the Image from the center
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// image index
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case err != nil && err != ErrNotFound:
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return nil, err
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}
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// attempt to pull the image
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if err := c.Images.Pull(conf.Image); err != nil {
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return nil, err
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}
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// now that we have the image, re-try creation
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return c.create(conf)
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}
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func (c *ContainerService) create(conf *Config) (*Run, error) {
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run := Run{}
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err := c.do("POST", "/containers/create", conf, &run)
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return &run, err
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}
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// Start the container id
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func (c *ContainerService) Start(id string, conf *HostConfig) error {
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return c.do("POST", fmt.Sprintf("/containers/%s/start", id), &conf, nil)
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}
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// Stop the container id
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func (c *ContainerService) Stop(id string, timeout int) error {
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return c.do("POST", fmt.Sprintf("/containers/%s/stop?t=%v", id, timeout), nil, nil)
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}
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// Remove the container id from the filesystem.
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func (c *ContainerService) Remove(id string) error {
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return c.do("DELETE", fmt.Sprintf("/containers/%s", id), nil, nil)
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}
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// Block until container id stops, then returns the exit code
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func (c *ContainerService) Wait(id string) (*Wait, error) {
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wait := Wait{}
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err := c.do("POST", fmt.Sprintf("/containers/%s/wait", id), nil, &wait)
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return &wait, err
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}
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// Attach to the container to stream the stdout and stderr
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func (c *ContainerService) Attach(id string, out io.Writer) error {
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path := fmt.Sprintf("/containers/%s/attach?&stream=1&stdout=1&stderr=1", id)
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return c.hijack("POST", path, false, out)
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}
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// Stop the container id
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func (c *ContainerService) Inspect(id string) (*Container, error) {
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container := Container{}
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err := c.do("GET", fmt.Sprintf("/containers/%s/json", id), nil, &container)
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return &container, err
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}
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// Run the container
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func (c *ContainerService) Run(conf *Config, host *HostConfig, out io.Writer) (*Wait, error) {
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// create the container from the image
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run, err := c.Create(conf)
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if err != nil {
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return nil, err
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}
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// attach to the container
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go func() {
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c.Attach(run.ID, out)
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}()
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// start the container
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if err := c.Start(run.ID, host); err != nil {
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return nil, err
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}
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// wait for the container to stop
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wait, err := c.Wait(run.ID)
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if err != nil {
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return nil, err
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}
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return wait, nil
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}
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// Run the container as a Daemon
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func (c *ContainerService) RunDaemon(conf *Config, host *HostConfig) (*Run, error) {
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run, err := c.Create(conf)
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if err != nil {
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return nil, err
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}
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// start the container
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err = c.Start(run.ID, host)
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return run, err
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}
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func (c *ContainerService) RunDaemonPorts(image string, ports map[Port]struct{}) (*Run, error) {
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// setup configuration
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config := Config{Image: image}
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config.ExposedPorts = ports
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// host configuration
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host := HostConfig{}
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host.PortBindings = make(map[Port][]PortBinding)
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// loop through and add ports
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for port, _ := range ports {
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host.PortBindings[port] = []PortBinding{{HostIp: "127.0.0.1", HostPort: ""}}
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}
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//127.0.0.1::%s
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//map[3306/tcp:{}] map[3306/tcp:[{127.0.0.1 }]]
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return c.RunDaemon(&config, &host)
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}
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