diff options
Diffstat (limited to 'libpod')
| -rw-r--r-- | libpod/runtime_pod_linux.go | 70 |
1 files changed, 56 insertions, 14 deletions
diff --git a/libpod/runtime_pod_linux.go b/libpod/runtime_pod_linux.go index 6f74acb9d..5867b1f87 100644 --- a/libpod/runtime_pod_linux.go +++ b/libpod/runtime_pod_linux.go @@ -214,6 +214,8 @@ func (r *Runtime) removePod(ctx context.Context, p *Pod, removeCtrs, force bool) return err } + var removalErr error + // Clean up after our removed containers. // Errors here are nonfatal - the containers have already been evicted. // We'll do our best to clean up after them, but we have to keep going @@ -227,12 +229,20 @@ func (r *Runtime) removePod(ctx context.Context, p *Pod, removeCtrs, force bool) // Clean up network namespace, cgroups, mounts if err := ctr.cleanup(ctx); err != nil { - logrus.Errorf("Unable to clean up container %s: %v", ctr.ID(), err) + if removalErr == nil { + removalErr = err + } else { + logrus.Errorf("Unable to clean up container %s: %v", ctr.ID(), err) + } } // Stop container's storage if err := ctr.teardownStorage(); err != nil { - logrus.Errorf("Unable to tear down container %s storage: %v", ctr.ID(), err) + if removalErr == nil { + removalErr = err + } else { + logrus.Errorf("Unable to tear down container %s storage: %v", ctr.ID(), err) + } } // Delete the container from runtime (only if we are not @@ -240,13 +250,21 @@ func (r *Runtime) removePod(ctx context.Context, p *Pod, removeCtrs, force bool) if ctr.state.State != ContainerStateConfigured && ctr.state.State != ContainerStateExited { if err := ctr.delete(ctx); err != nil { - logrus.Errorf("Unable to remove container %s from OCI runtime: %v", ctr.ID(), err) + if removalErr == nil { + removalErr = err + } else { + logrus.Errorf("Unable to remove container %s from OCI runtime: %v", ctr.ID(), err) + } } } // Free the container's lock if err := ctr.lock.Free(); err != nil { - logrus.Errorf("Unable to free container %s lock: %v", ctr.ID(), err) + if removalErr == nil { + removalErr = errors.Wrapf(err, "error freeing container %s lock", ctr.ID()) + } else { + logrus.Errorf("Unable to free container %s lock: %v", ctr.ID(), err) + } } } @@ -257,10 +275,11 @@ func (r *Runtime) removePod(ctx context.Context, p *Pod, removeCtrs, force bool) switch p.runtime.config.CgroupManager { case SystemdCgroupsManager: if err := deleteSystemdCgroup(p.state.CgroupPath); err != nil { - // The pod is already almost gone. - // No point in hard-failing if we fail - // this bit of cleanup. - logrus.Errorf("Error deleting pod %s cgroup %s: %v", p.ID(), p.state.CgroupPath, err) + if removalErr == nil { + removalErr = errors.Wrapf(err, "error removing pod %s cgroup", p.ID()) + } else { + logrus.Errorf("Error deleting pod %s cgroup %s: %v", p.ID(), p.state.CgroupPath, err) + } } case CgroupfsCgroupsManager: // Delete the cgroupfs cgroup @@ -271,37 +290,60 @@ func (r *Runtime) removePod(ctx context.Context, p *Pod, removeCtrs, force bool) conmonCgroupPath := filepath.Join(p.state.CgroupPath, "conmon") conmonCgroup, err := cgroups.Load(v1CGroups, cgroups.StaticPath(conmonCgroupPath)) if err != nil && err != cgroups.ErrCgroupDeleted { - logrus.Debugf("Error retrieving pod %s conmon cgroup %s: %v", p.ID(), conmonCgroupPath, err) + if removalErr == nil { + removalErr = errors.Wrapf(err, "error retrieving pod %s conmon cgroup", p.ID()) + } else { + logrus.Debugf("Error retrieving pod %s conmon cgroup %s: %v", p.ID(), conmonCgroupPath, err) + } } if err == nil { if err := conmonCgroup.Delete(); err != nil { - logrus.Errorf("Error deleting pod %s conmon cgroup %s: %v", p.ID(), conmonCgroupPath, err) + if removalErr == nil { + removalErr = errors.Wrapf(err, "error removing pod %s conmon cgroup", p.ID()) + } else { + logrus.Errorf("Error deleting pod %s conmon cgroup %s: %v", p.ID(), conmonCgroupPath, err) + } } } cgroup, err := cgroups.Load(v1CGroups, cgroups.StaticPath(p.state.CgroupPath)) if err != nil && err != cgroups.ErrCgroupDeleted { - logrus.Errorf("Error retrieving pod %s cgroup %s: %v", p.ID(), p.state.CgroupPath, err) + if removalErr == nil { + removalErr = errors.Wrapf(err, "error retrieving pod %s cgroup", p.ID()) + } else { + logrus.Errorf("Error retrieving pod %s cgroup %s: %v", p.ID(), p.state.CgroupPath, err) + } } if err == nil { if err := cgroup.Delete(); err != nil { - logrus.Errorf("Error deleting pod %s cgroup %s: %v", p.ID(), p.state.CgroupPath, err) + if removalErr == nil { + removalErr = errors.Wrapf(err, "error removing pod %s cgroup", p.ID()) + } else { + logrus.Errorf("Error deleting pod %s cgroup %s: %v", p.ID(), p.state.CgroupPath, err) + } } } default: // This should be caught much earlier, but let's still // keep going so we make sure to evict the pod before // ending up with an inconsistent state. - logrus.Errorf("Unknown cgroups manager %s specified - cannot remove pod %s cgroup", p.runtime.config.CgroupManager, p.ID()) + if removalErr == nil { + removalErr = errors.Wrapf(ErrInternal, "unrecognized cgroup manager %s when removing pod %s cgroups", p.runtime.config.CgroupManager, p.ID()) + } else { + logrus.Errorf("Unknown cgroups manager %s specified - cannot remove pod %s cgroup", p.runtime.config.CgroupManager, p.ID()) + } } } // Remove pod from state if err := r.state.RemovePod(p); err != nil { + if removalErr != nil { + logrus.Errorf("%v", removalErr) + } return err } // Mark pod invalid p.valid = false p.newPodEvent(events.Remove) - return nil + return removalErr } |