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115 lines
3.4 KiB
Go
115 lines
3.4 KiB
Go
package daemon
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import (
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"fmt"
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"time"
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"github.com/docker/docker/api/types"
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)
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// ContainerInspect returns low-level information about a
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// container. Returns an error if the container cannot be found, or if
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// there is an error getting the data.
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func (daemon *Daemon) ContainerInspect(name string) (*types.ContainerJSON, error) {
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container, err := daemon.Get(name)
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if err != nil {
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return nil, err
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}
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container.Lock()
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defer container.Unlock()
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base, err := daemon.getInspectData(container)
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if err != nil {
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return nil, err
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}
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mountPoints := addMountPoints(container)
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return &types.ContainerJSON{base, mountPoints, container.Config}, nil
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}
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func (daemon *Daemon) getInspectData(container *Container) (*types.ContainerJSONBase, error) {
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// make a copy to play with
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hostConfig := *container.hostConfig
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if children, err := daemon.children(container.Name); err == nil {
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for linkAlias, child := range children {
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hostConfig.Links = append(hostConfig.Links, fmt.Sprintf("%s:%s", child.Name, linkAlias))
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}
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}
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// we need this trick to preserve empty log driver, so
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// container will use daemon defaults even if daemon change them
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if hostConfig.LogConfig.Type == "" {
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hostConfig.LogConfig.Type = daemon.defaultLogConfig.Type
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}
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if len(hostConfig.LogConfig.Config) == 0 {
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hostConfig.LogConfig.Config = daemon.defaultLogConfig.Config
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}
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containerState := &types.ContainerState{
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Status: container.State.StateString(),
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Running: container.State.Running,
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Paused: container.State.Paused,
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Restarting: container.State.Restarting,
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OOMKilled: container.State.OOMKilled,
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Dead: container.State.Dead,
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Pid: container.State.Pid,
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ExitCode: container.State.ExitCode,
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Error: container.State.Error,
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StartedAt: container.State.StartedAt.Format(time.RFC3339Nano),
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FinishedAt: container.State.FinishedAt.Format(time.RFC3339Nano),
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}
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contJSONBase := &types.ContainerJSONBase{
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ID: container.ID,
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Created: container.Created.Format(time.RFC3339Nano),
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Path: container.Path,
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Args: container.Args,
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State: containerState,
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Image: container.ImageID,
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NetworkSettings: container.NetworkSettings,
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LogPath: container.LogPath,
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Name: container.Name,
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RestartCount: container.RestartCount,
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Driver: container.Driver,
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ExecDriver: container.ExecDriver,
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MountLabel: container.MountLabel,
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ProcessLabel: container.ProcessLabel,
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ExecIDs: container.getExecIDs(),
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HostConfig: &hostConfig,
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}
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// Now set any platform-specific fields
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contJSONBase = setPlatformSpecificContainerFields(container, contJSONBase)
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contJSONBase.GraphDriver.Name = container.Driver
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graphDriverData, err := daemon.driver.GetMetadata(container.ID)
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if err != nil {
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return nil, err
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}
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contJSONBase.GraphDriver.Data = graphDriverData
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return contJSONBase, nil
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}
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// ContainerExecInspect returns low-level information about the exec
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// command. An error is returned if the exec cannot be found.
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func (daemon *Daemon) ContainerExecInspect(id string) (*ExecConfig, error) {
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eConfig, err := daemon.getExecConfig(id)
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if err != nil {
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return nil, err
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}
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return eConfig, nil
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}
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// VolumeInspect looks up a volume by name. An error is returned if
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// the volume cannot be found.
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func (daemon *Daemon) VolumeInspect(name string) (*types.Volume, error) {
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v, err := daemon.volumes.Get(name)
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if err != nil {
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return nil, err
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}
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return volumeToAPIType(v), nil
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}
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