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-rw-r--r--cmd/podman/attach.go2
-rw-r--r--cmd/podman/cleanup.go22
-rw-r--r--cmd/podman/cliconfig/config.go1
-rw-r--r--cmd/podman/run.go26
-rw-r--r--cmd/podman/start.go7
-rw-r--r--libpod/container_attach_linux.go4
-rw-r--r--libpod/container_internal.go15
-rw-r--r--libpod/errors.go5
-rw-r--r--pkg/spec/createconfig.go17
-rw-r--r--test/e2e/create_test.go8
-rw-r--r--test/e2e/run_test.go2
-rw-r--r--utils/utils.go12
12 files changed, 76 insertions, 45 deletions
diff --git a/cmd/podman/attach.go b/cmd/podman/attach.go
index c29886825..ed175bdf4 100644
--- a/cmd/podman/attach.go
+++ b/cmd/podman/attach.go
@@ -74,7 +74,7 @@ func attachCmd(c *cliconfig.AttachValues) error {
inputStream = nil
}
- if err := startAttachCtr(ctr, os.Stdout, os.Stderr, inputStream, c.DetachKeys, c.SigProxy, false); err != nil {
+ if err := startAttachCtr(ctr, os.Stdout, os.Stderr, inputStream, c.DetachKeys, c.SigProxy, false); err != nil && errors.Cause(err) != libpod.ErrDetach {
return errors.Wrapf(err, "error attaching to container %s", ctr.ID())
}
diff --git a/cmd/podman/cleanup.go b/cmd/podman/cleanup.go
index b1f727d33..537679d75 100644
--- a/cmd/podman/cleanup.go
+++ b/cmd/podman/cleanup.go
@@ -37,6 +37,7 @@ func init() {
flags.BoolVarP(&cleanupCommand.All, "all", "a", false, "Cleans up all containers")
flags.BoolVarP(&cleanupCommand.Latest, "latest", "l", false, "Act on the latest container podman is aware of")
+ flags.BoolVar(&cleanupCommand.Remove, "rm", false, "After cleanup, remove the container entirely")
}
func cleanupCmd(c *cliconfig.CleanupValues) error {
@@ -55,12 +56,25 @@ func cleanupCmd(c *cliconfig.CleanupValues) error {
ctx := getContext()
for _, ctr := range cleanupContainers {
- if err = ctr.Cleanup(ctx); err != nil {
- if lastError != nil {
- fmt.Fprintln(os.Stderr, lastError)
+ hadError := false
+ if c.Remove {
+ if err := runtime.RemoveContainer(ctx, ctr, false); err != nil {
+ if lastError != nil {
+ fmt.Fprintln(os.Stderr, lastError)
+ }
+ lastError = errors.Wrapf(err, "failed to cleanup and remove container %v", ctr.ID())
+ hadError = true
}
- lastError = errors.Wrapf(err, "failed to cleanup container %v", ctr.ID())
} else {
+ if err := ctr.Cleanup(ctx); err != nil {
+ if lastError != nil {
+ fmt.Fprintln(os.Stderr, lastError)
+ }
+ lastError = errors.Wrapf(err, "failed to cleanup container %v", ctr.ID())
+ hadError = true
+ }
+ }
+ if !hadError {
fmt.Println(ctr.ID())
}
}
diff --git a/cmd/podman/cliconfig/config.go b/cmd/podman/cliconfig/config.go
index b925d29ff..85ded6da0 100644
--- a/cmd/podman/cliconfig/config.go
+++ b/cmd/podman/cliconfig/config.go
@@ -531,6 +531,7 @@ type CleanupValues struct {
PodmanCommand
All bool
Latest bool
+ Remove bool
}
type SystemPruneValues struct {
diff --git a/cmd/podman/run.go b/cmd/podman/run.go
index 8649dc190..16ec7c3c0 100644
--- a/cmd/podman/run.go
+++ b/cmd/podman/run.go
@@ -118,6 +118,14 @@ func runCmd(c *cliconfig.RunValues) error {
}
}
if err := startAttachCtr(ctr, outputStream, errorStream, inputStream, c.String("detach-keys"), c.Bool("sig-proxy"), true); err != nil {
+ // We've manually detached from the container
+ // Do not perform cleanup, or wait for container exit code
+ // Just exit immediately
+ if errors.Cause(err) == libpod.ErrDetach {
+ exitCode = 0
+ return nil
+ }
+
// This means the command did not exist
exitCode = 127
if strings.Index(err.Error(), "permission denied") > -1 {
@@ -147,28 +155,12 @@ func runCmd(c *cliconfig.RunValues) error {
exitCode = int(ecode)
}
- if createConfig.Rm {
- return runtime.RemoveContainer(ctx, ctr, true)
- }
-
- if err := ctr.Cleanup(ctx); err != nil {
- // If the container has been removed already, no need to error on cleanup
- // Also, if it was restarted, don't error either
- if errors.Cause(err) == libpod.ErrNoSuchCtr ||
- errors.Cause(err) == libpod.ErrCtrRemoved ||
- errors.Cause(err) == libpod.ErrCtrStateInvalid {
- return nil
- }
-
- return err
- }
-
return nil
}
// Read a container's exit file
func readExitFile(runtimeTmp, ctrID string) (int, error) {
- exitFile := filepath.Join(runtimeTmp, "exits", ctrID)
+ exitFile := filepath.Join(runtimeTmp, "exits", fmt.Sprintf("%s-old", ctrID))
logrus.Debugf("Attempting to read container %s exit code from file %s", ctrID, exitFile)
diff --git a/cmd/podman/start.go b/cmd/podman/start.go
index 344719fca..d1434508d 100644
--- a/cmd/podman/start.go
+++ b/cmd/podman/start.go
@@ -108,6 +108,13 @@ func startCmd(c *cliconfig.StartValues) error {
// attach to the container and also start it not already running
err = startAttachCtr(ctr, os.Stdout, os.Stderr, inputStream, c.DetachKeys, sigProxy, !ctrRunning)
+ if errors.Cause(err) == libpod.ErrDetach {
+ // User manually detached
+ // Exit cleanly immediately
+ exitCode = 0
+ return nil
+ }
+
if ctrRunning {
return err
}
diff --git a/libpod/container_attach_linux.go b/libpod/container_attach_linux.go
index 1d6f0bd96..3ff6ddc76 100644
--- a/libpod/container_attach_linux.go
+++ b/libpod/container_attach_linux.go
@@ -109,8 +109,8 @@ func (c *Container) attachContainerSocket(resize <-chan remotecommand.TerminalSi
case err := <-receiveStdoutError:
return err
case err := <-stdinDone:
- if _, ok := err.(utils.DetachError); ok {
- return nil
+ if err == ErrDetach {
+ return err
}
if streams.AttachOutput || streams.AttachError {
return <-receiveStdoutError
diff --git a/libpod/container_internal.go b/libpod/container_internal.go
index b0dcc853e..f82cbd674 100644
--- a/libpod/container_internal.go
+++ b/libpod/container_internal.go
@@ -489,9 +489,20 @@ func (c *Container) removeConmonFiles() error {
return errors.Wrapf(err, "error removing container %s OOM file", c.ID())
}
+ // Instead of outright deleting the exit file, rename it (if it exists).
+ // We want to retain it so we can get the exit code of containers which
+ // are removed (at least until we have a workable events system)
exitFile := filepath.Join(c.runtime.ociRuntime.exitsDir, c.ID())
- if err := os.Remove(exitFile); err != nil && !os.IsNotExist(err) {
- return errors.Wrapf(err, "error removing container %s exit file", c.ID())
+ oldExitFile := filepath.Join(c.runtime.ociRuntime.exitsDir, fmt.Sprintf("%s-old", c.ID()))
+ if _, err := os.Stat(exitFile); err != nil {
+ if !os.IsNotExist(err) {
+ return errors.Wrapf(err, "error running stat on container %s exit file", c.ID())
+ }
+ } else if err == nil {
+ // Rename should replace the old exit file (if it exists)
+ if err := os.Rename(exitFile, oldExitFile); err != nil {
+ return errors.Wrapf(err, "error renaming container %s exit file", c.ID())
+ }
}
return nil
diff --git a/libpod/errors.go b/libpod/errors.go
index 30a19d30f..dd82d0796 100644
--- a/libpod/errors.go
+++ b/libpod/errors.go
@@ -4,6 +4,7 @@ import (
"errors"
"github.com/containers/libpod/libpod/image"
+ "github.com/containers/libpod/utils"
)
var (
@@ -56,6 +57,10 @@ var (
// ErrInternal indicates an internal library error
ErrInternal = errors.New("internal libpod error")
+ // ErrDetach indicates that an attach session was manually detached by
+ // the user.
+ ErrDetach = utils.ErrDetach
+
// ErrRuntimeStopped indicates that the runtime has already been shut
// down and no further operations can be performed on it
ErrRuntimeStopped = errors.New("runtime has already been stopped")
diff --git a/pkg/spec/createconfig.go b/pkg/spec/createconfig.go
index f6c77d61c..8edab831f 100644
--- a/pkg/spec/createconfig.go
+++ b/pkg/spec/createconfig.go
@@ -11,7 +11,6 @@ import (
"github.com/containers/libpod/libpod"
"github.com/containers/libpod/pkg/namespaces"
- "github.com/containers/libpod/pkg/rootless"
"github.com/containers/storage"
"github.com/cri-o/ocicni/pkg/ocicni"
"github.com/docker/go-connections/nat"
@@ -340,7 +339,13 @@ func (c *CreateConfig) createExitCommand() []string {
if c.Syslog {
command = append(command, "--syslog")
}
- return append(command, []string{"container", "cleanup"}...)
+ command = append(command, []string{"container", "cleanup"}...)
+
+ if c.Rm {
+ command = append(command, "--rm")
+ }
+
+ return command
}
// GetContainerCreateOptions takes a CreateConfig and returns a slice of CtrCreateOptions
@@ -518,11 +523,9 @@ func (c *CreateConfig) GetContainerCreateOptions(runtime *libpod.Runtime, pod *l
if c.CgroupParent != "" {
options = append(options, libpod.WithCgroupParent(c.CgroupParent))
}
- // For a rootless container always cleanup the storage/network as they
- // run in a different namespace thus not reusable when we restart.
- if c.Detach || rootless.IsRootless() {
- options = append(options, libpod.WithExitCommand(c.createExitCommand()))
- }
+
+ // Always use a cleanup process to clean up Podman after termination
+ options = append(options, libpod.WithExitCommand(c.createExitCommand()))
return options, nil
}
diff --git a/test/e2e/create_test.go b/test/e2e/create_test.go
index b28a0c428..9a526b778 100644
--- a/test/e2e/create_test.go
+++ b/test/e2e/create_test.go
@@ -142,7 +142,7 @@ var _ = Describe("Podman create", func() {
}
mountPath := filepath.Join(podmanTest.TempDir, "secrets")
os.Mkdir(mountPath, 0755)
- session := podmanTest.Podman([]string{"create", "--name", "test", "--rm", "--mount", fmt.Sprintf("type=bind,src=%s,target=/create/test", mountPath), ALPINE, "grep", "/create/test", "/proc/self/mountinfo"})
+ session := podmanTest.Podman([]string{"create", "--name", "test", "--mount", fmt.Sprintf("type=bind,src=%s,target=/create/test", mountPath), ALPINE, "grep", "/create/test", "/proc/self/mountinfo"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"start", "test"})
@@ -153,7 +153,7 @@ var _ = Describe("Podman create", func() {
Expect(session.ExitCode()).To(Equal(0))
Expect(session.OutputToString()).To(ContainSubstring("/create/test rw"))
- session = podmanTest.Podman([]string{"create", "--name", "test_ro", "--rm", "--mount", fmt.Sprintf("type=bind,src=%s,target=/create/test,ro", mountPath), ALPINE, "grep", "/create/test", "/proc/self/mountinfo"})
+ session = podmanTest.Podman([]string{"create", "--name", "test_ro", "--mount", fmt.Sprintf("type=bind,src=%s,target=/create/test,ro", mountPath), ALPINE, "grep", "/create/test", "/proc/self/mountinfo"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"start", "test_ro"})
@@ -164,7 +164,7 @@ var _ = Describe("Podman create", func() {
Expect(session.ExitCode()).To(Equal(0))
Expect(session.OutputToString()).To(ContainSubstring("/create/test ro"))
- session = podmanTest.Podman([]string{"create", "--name", "test_shared", "--rm", "--mount", fmt.Sprintf("type=bind,src=%s,target=/create/test,shared", mountPath), ALPINE, "grep", "/create/test", "/proc/self/mountinfo"})
+ session = podmanTest.Podman([]string{"create", "--name", "test_shared", "--mount", fmt.Sprintf("type=bind,src=%s,target=/create/test,shared", mountPath), ALPINE, "grep", "/create/test", "/proc/self/mountinfo"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"start", "test_shared"})
@@ -180,7 +180,7 @@ var _ = Describe("Podman create", func() {
mountPath = filepath.Join(podmanTest.TempDir, "scratchpad")
os.Mkdir(mountPath, 0755)
- session = podmanTest.Podman([]string{"create", "--name", "test_tmpfs", "--rm", "--mount", "type=tmpfs,target=/create/test", ALPINE, "grep", "/create/test", "/proc/self/mountinfo"})
+ session = podmanTest.Podman([]string{"create", "--name", "test_tmpfs", "--mount", "type=tmpfs,target=/create/test", ALPINE, "grep", "/create/test", "/proc/self/mountinfo"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"start", "test_tmpfs"})
diff --git a/test/e2e/run_test.go b/test/e2e/run_test.go
index 22a36bb6c..6bd49de33 100644
--- a/test/e2e/run_test.go
+++ b/test/e2e/run_test.go
@@ -322,7 +322,7 @@ var _ = Describe("Podman run", func() {
os.Setenv("NOTIFY_SOCKET", sock)
defer os.Unsetenv("NOTIFY_SOCKET")
- session := podmanTest.Podman([]string{"run", "--rm", ALPINE, "printenv", "NOTIFY_SOCKET"})
+ session := podmanTest.Podman([]string{"run", ALPINE, "printenv", "NOTIFY_SOCKET"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
Expect(len(session.OutputToStringArray())).To(BeNumerically(">", 0))
diff --git a/utils/utils.go b/utils/utils.go
index c7c5ab5cf..4a91b304f 100644
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -9,6 +9,7 @@ import (
systemdDbus "github.com/coreos/go-systemd/dbus"
"github.com/godbus/dbus"
+ "github.com/pkg/errors"
)
// ExecCmd executes a command with args and returns its output as a string along
@@ -82,12 +83,9 @@ func newProp(name string, units interface{}) systemdDbus.Property {
}
}
-// DetachError is special error which returned in case of container detach.
-type DetachError struct{}
-
-func (DetachError) Error() string {
- return "detached from container"
-}
+// ErrDetach is an error indicating that the user manually detached from the
+// container.
+var ErrDetach = errors.New("detached from container")
// CopyDetachable is similar to io.Copy but support a detach key sequence to break out.
func CopyDetachable(dst io.Writer, src io.Reader, keys []byte) (written int64, err error) {
@@ -108,7 +106,7 @@ func CopyDetachable(dst io.Writer, src io.Reader, keys []byte) (written int64, e
}
if i == len(keys)-1 {
// src.Close()
- return 0, DetachError{}
+ return 0, ErrDetach
}
nr, er = src.Read(buf)
}
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-11-07 17:36:34 +0000