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70 lines
1.7 KiB
Go
70 lines
1.7 KiB
Go
// +build !windows,!test_no_exec
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package main
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import (
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"bytes"
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"io"
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"os/exec"
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"strings"
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"time"
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"github.com/docker/docker/pkg/integration/checker"
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"github.com/go-check/check"
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"github.com/kr/pty"
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)
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// regression test for #12546
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func (s *DockerSuite) TestExecInteractiveStdinClose(c *check.C) {
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testRequires(c, DaemonIsLinux)
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out, _ := dockerCmd(c, "run", "-itd", "busybox", "/bin/cat")
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contID := strings.TrimSpace(out)
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cmd := exec.Command(dockerBinary, "exec", "-i", contID, "echo", "-n", "hello")
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p, err := pty.Start(cmd)
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c.Assert(err, checker.IsNil)
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b := bytes.NewBuffer(nil)
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go io.Copy(b, p)
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ch := make(chan error)
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go func() { ch <- cmd.Wait() }()
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select {
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case err := <-ch:
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c.Assert(err, checker.IsNil)
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output := b.String()
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c.Assert(strings.TrimSpace(output), checker.Equals, "hello")
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case <-time.After(1 * time.Second):
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c.Fatal("timed out running docker exec")
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}
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}
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func (s *DockerSuite) TestExecTTY(c *check.C) {
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testRequires(c, DaemonIsLinux)
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dockerCmd(c, "run", "-d", "--name=test", "busybox", "sh", "-c", "echo hello > /foo && top")
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cmd := exec.Command(dockerBinary, "exec", "-it", "test", "sh")
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p, err := pty.Start(cmd)
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c.Assert(err, checker.IsNil)
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defer p.Close()
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_, err = p.Write([]byte("cat /foo && exit\n"))
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c.Assert(err, checker.IsNil)
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chErr := make(chan error)
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go func() {
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chErr <- cmd.Wait()
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}()
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select {
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case err := <-chErr:
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c.Assert(err, checker.IsNil)
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case <-time.After(3 * time.Second):
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c.Fatal("timeout waiting for exec to exit")
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}
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buf := make([]byte, 256)
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read, err := p.Read(buf)
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c.Assert(err, checker.IsNil)
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c.Assert(bytes.Contains(buf, []byte("hello")), checker.Equals, true, check.Commentf(string(buf[:read])))
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}
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