diff options
Diffstat (limited to 'libpod/container_internal_linux.go')
-rw-r--r-- | libpod/container_internal_linux.go | 53 |
1 files changed, 32 insertions, 21 deletions
diff --git a/libpod/container_internal_linux.go b/libpod/container_internal_linux.go index 2636fdb6c..b7d353327 100644 --- a/libpod/container_internal_linux.go +++ b/libpod/container_internal_linux.go @@ -419,27 +419,11 @@ func (c *Container) generateSpec(ctx context.Context) (*spec.Spec, error) { g.AddProcessEnv("container", "libpod") } - unified, err := cgroups.IsCgroup2UnifiedMode() + cgroupPath, err := c.getOCICgroupPath() if err != nil { return nil, err } - if (rootless.IsRootless() && !unified) || c.config.NoCgroups { - g.SetLinuxCgroupsPath("") - } else if c.runtime.config.CgroupManager == SystemdCgroupsManager { - // When runc is set to use Systemd as a cgroup manager, it - // expects cgroups to be passed as follows: - // slice:prefix:name - systemdCgroups := fmt.Sprintf("%s:libpod:%s", path.Base(c.config.CgroupParent), c.ID()) - logrus.Debugf("Setting CGroups for container %s to %s", c.ID(), systemdCgroups) - g.SetLinuxCgroupsPath(systemdCgroups) - } else { - cgroupPath, err := c.CGroupPath() - if err != nil { - return nil, err - } - logrus.Debugf("Setting CGroup path for container %s to %s", c.ID(), cgroupPath) - g.SetLinuxCgroupsPath(cgroupPath) - } + g.SetLinuxCgroupsPath(cgroupPath) // Mounts need to be sorted so paths will not cover other paths mounts := sortMounts(g.Mounts()) @@ -659,7 +643,7 @@ func (c *Container) checkpointRestoreSupported() (err error) { if !criu.CheckForCriu() { return errors.Errorf("Checkpoint/Restore requires at least CRIU %d", criu.MinCriuVersion) } - if !c.ociRuntime.featureCheckCheckpointing() { + if !c.ociRuntime.SupportsCheckpoint() { return errors.Errorf("Configured runtime does not support checkpoint/restore") } return nil @@ -695,7 +679,7 @@ func (c *Container) checkpoint(ctx context.Context, options ContainerCheckpointO return err } - if err := c.ociRuntime.checkpointContainer(c, options); err != nil { + if err := c.ociRuntime.CheckpointContainer(c, options); err != nil { return err } @@ -923,7 +907,7 @@ func (c *Container) restore(ctx context.Context, options ContainerCheckpointOpti } } - if err := c.ociRuntime.createContainer(c, &options); err != nil { + if err := c.ociRuntime.CreateContainer(c, &options); err != nil { return err } @@ -1332,3 +1316,30 @@ func (c *Container) refreshCNI() error { podNetwork := c.runtime.getPodNetwork(c.ID(), c.config.Name, "", c.config.Networks, c.config.PortMappings, c.config.StaticIP) return c.runtime.netPlugin.TearDownPod(podNetwork) } + +// Get cgroup path in a format suitable for the OCI spec +func (c *Container) getOCICgroupPath() (string, error) { + unified, err := cgroups.IsCgroup2UnifiedMode() + if err != nil { + return "", err + } + if (rootless.IsRootless() && !unified) || c.config.NoCgroups { + return "", nil + } else if c.runtime.config.CgroupManager == SystemdCgroupsManager { + // When runc is set to use Systemd as a cgroup manager, it + // expects cgroups to be passed as follows: + // slice:prefix:name + systemdCgroups := fmt.Sprintf("%s:libpod:%s", path.Base(c.config.CgroupParent), c.ID()) + logrus.Debugf("Setting CGroups for container %s to %s", c.ID(), systemdCgroups) + return systemdCgroups, nil + } else if c.runtime.config.CgroupManager == CgroupfsCgroupsManager { + cgroupPath, err := c.CGroupPath() + if err != nil { + return "", err + } + logrus.Debugf("Setting CGroup path for container %s to %s", c.ID(), cgroupPath) + return cgroupPath, nil + } else { + return "", errors.Wrapf(define.ErrInvalidArg, "invalid cgroup manager %s requested", c.runtime.config.CgroupManager) + } +} |