mirror of https://github.com/docker/cli.git
63 lines
1.8 KiB
Go
63 lines
1.8 KiB
Go
package container
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import (
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"bytes"
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"fmt"
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"os"
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"os/exec"
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"strings"
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"testing"
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"time"
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"github.com/creack/pty"
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"github.com/docker/cli/e2e/internal/fixtures"
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"gotest.tools/v3/assert"
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"gotest.tools/v3/icmd"
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"gotest.tools/v3/skip"
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)
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func TestAttachExitCode(t *testing.T) {
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const exitCode = 21
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result := icmd.RunCommand("docker", "run", "-d", "-i", "--rm", fixtures.AlpineImage, "sh", "-c", fmt.Sprintf("read; exit %d", exitCode))
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result.Assert(t, icmd.Success)
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containerID := strings.TrimSpace(result.Stdout())
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result = icmd.RunCmd(icmd.Command("docker", "attach", containerID), withStdinNewline)
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result.Assert(t, icmd.Expected{ExitCode: exitCode})
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}
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func withStdinNewline(cmd *icmd.Cmd) {
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cmd.Stdin = strings.NewReader("\n")
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}
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// Regression test for https://github.com/docker/cli/issues/5294
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func TestAttachInterrupt(t *testing.T) {
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// this is a new test, it already did not work (inside dind) when over ssh
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// todo(laurazard): make this test work w/ dind over ssh
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skip.If(t, strings.Contains(os.Getenv("DOCKER_HOST"), "ssh://"))
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// if
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result := icmd.RunCommand("docker", "run", "-d", fixtures.AlpineImage,
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"sh", "-c", "trap \"exit 33\" SIGINT; for i in $(seq 100); do sleep 0.1; done; exit 34")
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result.Assert(t, icmd.Success)
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containerID := strings.TrimSpace(result.Stdout())
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// run it as such so we can signal it later
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c := exec.Command("docker", "attach", containerID)
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d := bytes.Buffer{}
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c.Stdout = &d
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c.Stderr = &d
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_, err := pty.Start(c)
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assert.NilError(t, err)
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// have to wait a bit to give time for the command to execute/print
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time.Sleep(500 * time.Millisecond)
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c.Process.Signal(os.Interrupt)
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_ = c.Wait()
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// the CLI should exit with 33 (the SIGINT was forwarded to the container), and the
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// CLI process waited for the container exit and properly captured/set the exit code
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assert.Equal(t, c.ProcessState.ExitCode(), 33)
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}
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