diff options
-rw-r--r-- | pkg/adapter/containers_remote.go | 9 | ||||
-rw-r--r-- | pkg/varlinkapi/containers.go | 43 | ||||
-rw-r--r-- | pkg/varlinkapi/virtwriter/virtwriter.go | 11 | ||||
-rw-r--r-- | test/e2e/exec_test.go | 28 |
4 files changed, 48 insertions, 43 deletions
diff --git a/pkg/adapter/containers_remote.go b/pkg/adapter/containers_remote.go index 665821bb6..7a9cf94b7 100644 --- a/pkg/adapter/containers_remote.go +++ b/pkg/adapter/containers_remote.go @@ -1054,15 +1054,14 @@ func (r *LocalRuntime) ExecContainer(ctx context.Context, cli *cliconfig.ExecVal if err != nil { return ec, errors.Wrapf(err, "Exec operation failed for %s", cli.InputArgs) } - ecChan := make(chan int, 1) errChan := configureVarlinkAttachStdio(r.Conn.Reader, r.Conn.Writer, inputStream, os.Stdout, oldTermState, resize, ecChan) select { - case err = <-errChan: - break - case ec = <-ecChan: - break + case ec = <-ecChan: + break + case err = <-errChan: + break } return ec, err diff --git a/pkg/varlinkapi/containers.go b/pkg/varlinkapi/containers.go index 4714f3fa0..a70a87675 100644 --- a/pkg/varlinkapi/containers.go +++ b/pkg/varlinkapi/containers.go @@ -800,51 +800,46 @@ func (i *LibpodAPI) ExecContainer(call iopodman.VarlinkCall, opts iopodman.ExecO call.ReplyExecContainer() resizeChan := make(chan remotecommand.TerminalSize) - errChan := make(chan error) reader, writer, _, pipeWriter, streams := setupStreams(call) //reader, _, _, pipeWriter, streams := setupStreams(call) - ecChan := make(chan uint32, 1) + type ExitCodeError struct { + ExitCode uint32 + Error error + } + ecErrChan := make(chan ExitCodeError, 1) go func() { - fmt.Printf("ExecContainer Start Reader\n") if err := virtwriter.Reader(reader, nil, nil, pipeWriter, resizeChan, nil); err != nil { - //fmt.Printf("ExecContainer Reader err %s, %s\n", err.Error(), errors.Cause(err).Error()) - errChan <- errors.Wrapf(err, "error") + ecErrChan <- ExitCodeError{ + 125, //TODO FIXME magic number, define package? + err, + } } }() - fmt.Printf("ExecContainer Start ctr.Exec\n") - // TODO detach keys and resize - // TODO add handling for exit code - // TODO capture exit code and return to main thread + // TODO FIXME detach keys go func() { ec, err := ctr.Exec(opts.Tty, opts.Privileged, envs, opts.Cmd, user, workDir, streams, 0, resizeChan, "") if err != nil { logrus.Errorf("ExecContainer Exec err %s, %s\n", err.Error(), errors.Cause(err).Error()) - errChan <-err } - ecChan <-uint32(ec) - + ecErrChan <- ExitCodeError{ + uint32(ec), + err, + } }() - ec := uint32(125) - var execErr error - select { - case execErr = <-errChan: - fmt.Println(execErr.Error()) - case ec = <-ecChan: - fmt.Println("found", ec) - } + ecErr := <-ecErrChan - // TODO FIXME prevent all of vthese conversions - if err = virtwriter.HangUp(writer, int(ec)); err != nil { + // TODO FIXME prevent all of these conversions + if err = virtwriter.HangUp(writer, int(ecErr.ExitCode)); err != nil { logrus.Errorf("ExecContainer failed to HANG-UP on %s: %s", ctr.ID(), err.Error()) } - defer fmt.Println("Succeeded in exec'ing") + if err := call.Writer.Flush(); err != nil { logrus.Errorf("Exec Container err: %s", err.Error()) } - return execErr + return ecErr.Error } diff --git a/pkg/varlinkapi/virtwriter/virtwriter.go b/pkg/varlinkapi/virtwriter/virtwriter.go index 23f945704..8cdedeed8 100644 --- a/pkg/varlinkapi/virtwriter/virtwriter.go +++ b/pkg/varlinkapi/virtwriter/virtwriter.go @@ -113,7 +113,7 @@ func Reader(r *bufio.Reader, output, errput, input io.Writer, resize chan remote if output != nil { _, err := io.CopyN(output, r, messageSize) if err != nil { - return errors.Wrapf(err, "issue stdout") + return errors.Wrapf(err, "issue stdout") } } case ToStderr: @@ -121,14 +121,14 @@ func Reader(r *bufio.Reader, output, errput, input io.Writer, resize chan remote _, err := io.CopyN(errput, r, messageSize) if err != nil { return err - return errors.Wrapf(err, "issue stderr") + return errors.Wrapf(err, "issue stderr") } } case ToStdin: if input != nil { _, err := io.CopyN(input, r, messageSize) if err != nil { - return errors.Wrapf(err, "issue stdin") + return errors.Wrapf(err, "issue stdin") } } case TerminalResize: @@ -159,7 +159,7 @@ func Reader(r *bufio.Reader, output, errput, input io.Writer, resize chan remote } if execEcChan != nil { ecInt := binary.BigEndian.Uint32(out) - execEcChan <-int(ecInt) + execEcChan <- int(ecInt) } return nil @@ -175,8 +175,7 @@ func HangUp(writer *bufio.Writer, ec int) (err error) { n := 0 msg := make([]byte, 4) - binary.LittleEndian.PutUint32(msg, uint32(ec)) - + binary.BigEndian.PutUint32(msg, uint32(ec)) writeQuit := NewVirtWriteCloser(writer, Quit) if n, err = writeQuit.Write(msg); err != nil { diff --git a/test/e2e/exec_test.go b/test/e2e/exec_test.go index 316575b0f..bd4fb7aad 100644 --- a/test/e2e/exec_test.go +++ b/test/e2e/exec_test.go @@ -65,6 +65,8 @@ var _ = Describe("Podman exec", func() { }) It("podman exec simple command using latest", func() { + // the remote client doesn't use latest + SkipIfRemote() setup := podmanTest.RunTopContainer("test1") setup.WaitWithDefaultTimeout() Expect(setup.ExitCode()).To(Equal(0)) @@ -75,27 +77,37 @@ var _ = Describe("Podman exec", func() { }) It("podman exec environment test", func() { + // passing environment variables is not supported in the remote client + SkipIfRemote() setup := podmanTest.RunTopContainer("test1") setup.WaitWithDefaultTimeout() Expect(setup.ExitCode()).To(Equal(0)) - session := podmanTest.Podman([]string{"exec", "-l", "--env", "FOO=BAR", "printenv", "FOO"}) + session := podmanTest.Podman([]string{"exec", "--env", "FOO=BAR", "test1", "printenv", "FOO"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) match, _ := session.GrepString("BAR") Expect(match).Should(BeTrue()) - session = podmanTest.Podman([]string{"exec", "-l", "--env", "PATH=/bin", "printenv", "PATH"}) + session = podmanTest.Podman([]string{"exec", "--env", "PATH=/bin", "test1", "printenv", "PATH"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) match, _ = session.GrepString("/bin") Expect(match).Should(BeTrue()) + }) + + It("podman exec os.Setenv env", func() { + // remote doesn't properly interpret os.Setenv + SkipIfRemote() + setup := podmanTest.RunTopContainer("test1") + setup.WaitWithDefaultTimeout() + Expect(setup.ExitCode()).To(Equal(0)) os.Setenv("FOO", "BAR") - session = podmanTest.Podman([]string{"exec", "-l", "--env", "FOO", "printenv", "FOO"}) + session := podmanTest.Podman([]string{"exec", "--env", "FOO", "test1", "printenv", "FOO"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) - match, _ = session.GrepString("BAR") + match, _ := session.GrepString("BAR") Expect(match).Should(BeTrue()) os.Unsetenv("FOO") @@ -141,13 +153,13 @@ var _ = Describe("Podman exec", func() { setup.WaitWithDefaultTimeout() Expect(setup.ExitCode()).To(Equal(0)) - session := podmanTest.Podman([]string{"exec", "-l", "--workdir", "/tmp", "pwd"}) + session := podmanTest.Podman([]string{"exec", "--workdir", "/tmp", "test1", "pwd"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) match, _ := session.GrepString("/tmp") Expect(match).Should(BeTrue()) - session = podmanTest.Podman([]string{"exec", "-l", "-w", "/tmp", "pwd"}) + session = podmanTest.Podman([]string{"exec", "-w", "/tmp", "test1", "pwd"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) match, _ = session.GrepString("/tmp") @@ -159,11 +171,11 @@ var _ = Describe("Podman exec", func() { setup.WaitWithDefaultTimeout() Expect(setup.ExitCode()).To(Equal(0)) - session := podmanTest.Podman([]string{"exec", "-l", "--workdir", "/missing", "pwd"}) + session := podmanTest.Podman([]string{"exec", "--workdir", "/missing", "test1", "pwd"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(1)) - session = podmanTest.Podman([]string{"exec", "-l", "-w", "/missing", "pwd"}) + session = podmanTest.Podman([]string{"exec", "-w", "/missing", "test1", "pwd"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(1)) }) |