58 lines
874 B
Go
58 lines
874 B
Go
package containerkit
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import (
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"errors"
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"io"
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"os"
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specs "github.com/opencontainers/runtime-spec/specs-go"
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)
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var ErrNotExecProcess = errors.New("containerkit: process not an exec process")
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type ProcessDelegate interface {
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Pid() int
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Wait() (uint32, error)
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Signal(os.Signal) error
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}
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type Process struct {
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Stdin io.Reader
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Stdout io.Writer
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Stderr io.Writer
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exec bool
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s *specs.Process
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driver Runtime
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c *Container
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d ProcessDelegate
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}
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func (p *Process) Spec() *specs.Process {
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return p.s
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}
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func (p *Process) Start() error {
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if !p.exec {
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return ErrNotExecProcess
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}
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d, err := p.driver.Exec(p.c, p)
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if err != nil {
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return err
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}
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p.d = d
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return nil
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}
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func (p *Process) Pid() int {
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return p.d.Pid()
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}
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func (p *Process) Wait() (uint32, error) {
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return p.d.Wait()
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}
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func (p *Process) Signal(s os.Signal) error {
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return p.d.Signal(s)
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}
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