e21364603e
This allows the default checkpoint functionality to leave the container running after it has been checkpointed. Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
79 lines
1.9 KiB
Go
79 lines
1.9 KiB
Go
package runtime
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import (
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"os"
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"time"
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"github.com/opencontainers/specs"
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)
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type Process interface {
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Pid() (int, error)
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Spec() specs.Process
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Signal(os.Signal) error
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}
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type Status string
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const (
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Paused Status = "paused"
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Running Status = "running"
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)
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type State struct {
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Status Status `json:"status,omitempty"`
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}
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type Stdio struct {
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Stderr string `json:"stderr,omitempty"`
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Stdout string `json:"stdout,omitempty"`
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}
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type Checkpoint struct {
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// Timestamp is the time that checkpoint happened
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Timestamp time.Time `json:"timestamp,omitempty"`
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// Path is the custom path to the checkpoint, this is optional
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Path string `json:"path,omitempty"`
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// Name is the name of the checkpoint
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Name string `json:"name,omitempty"`
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// Tcp checkpoints open tcp connections
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Tcp bool `json:"tcp"`
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// UnixSockets persists unix sockets in the checkpoint
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UnixSockets bool `json:"unixSockets"`
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// Shell persists tty sessions in the checkpoint
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Shell bool `json:"shell"`
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// Exit exits the container after the checkpoint is finished
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Exit bool `json:"exit,omitempty"`
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}
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type Container interface {
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// ID returns the container ID
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ID() string
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// Start starts the init process of the container
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Start() error
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// Path returns the path to the bundle
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Path() string
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// Pid returns the container's init process id
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Pid() (int, error)
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// SetExited sets the exit status of the container after it's init dies
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SetExited(status int)
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// Delete deletes the container
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Delete() error
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// Processes returns all the containers processes that have been added
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Processes() ([]Process, error)
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// RemoveProcess removes a specific process for the container because it exited
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RemoveProcess(pid int) error
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// State returns the containers runtime state
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State() State
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// Resume resumes a paused container
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Resume() error
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// Pause pauses a running container
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Pause() error
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Checkpoints() ([]Checkpoint, error)
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Checkpoint(Checkpoint) error
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Restore(path, name string) error
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}
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