diff options
Diffstat (limited to 'libpod')
-rw-r--r-- | libpod/container.go | 4 | ||||
-rw-r--r-- | libpod/container_internal_linux.go | 27 | ||||
-rw-r--r-- | libpod/options.go | 13 |
3 files changed, 43 insertions, 1 deletions
diff --git a/libpod/container.go b/libpod/container.go index 9ad938a5c..644647bc9 100644 --- a/libpod/container.go +++ b/libpod/container.go @@ -261,6 +261,10 @@ type ContainerConfig struct { Mounts []string `json:"mounts,omitempty"` // NamedVolumes lists the named volumes to mount into the container. NamedVolumes []*ContainerNamedVolume `json:"namedVolumes,omitempty"` + // CreateWorkingDir indicates that Libpod should create the container's + // working directory if it does not exist. Some OCI runtimes do this by + // default, but others do not. + CreateWorkingDir bool `json:"createWorkingDir,omitempty"` // Security Config diff --git a/libpod/container_internal_linux.go b/libpod/container_internal_linux.go index b9e4f9a93..0d9a1c824 100644 --- a/libpod/container_internal_linux.go +++ b/libpod/container_internal_linux.go @@ -157,7 +157,32 @@ func (c *Container) prepare() error { } // Save changes to container state - return c.save() + if err := c.save(); err != nil { + return err + } + + // Ensure container entrypoint is created (if required) + if c.config.CreateWorkingDir { + workdir, err := securejoin.SecureJoin(c.state.Mountpoint, c.WorkingDir()) + if err != nil { + return errors.Wrapf(err, "error creating path to container %s working dir", c.ID()) + } + rootUID := c.RootUID() + rootGID := c.RootGID() + + if err := os.MkdirAll(workdir, 0755); err != nil { + if os.IsExist(err) { + return nil + } + return errors.Wrapf(err, "error creating container %s working dir", c.ID()) + } + + if err := os.Chown(workdir, rootUID, rootGID); err != nil { + return errors.Wrapf(err, "error chowning container %s working directory to container root", c.ID()) + } + } + + return nil } // cleanupNetwork unmounts and cleans up the container's network diff --git a/libpod/options.go b/libpod/options.go index 560b406e2..a4e4b99e9 100644 --- a/libpod/options.go +++ b/libpod/options.go @@ -1395,6 +1395,19 @@ func WithCreateCommand(cmd []string) CtrCreateOption { } } +// WithCreateWorkingDir tells Podman to create the container's working directory +// if it does not exist. +func WithCreateWorkingDir() CtrCreateOption { + return func(ctr *Container) error { + if ctr.valid { + return define.ErrCtrFinalized + } + + ctr.config.CreateWorkingDir = true + return nil + } +} + // Volume Creation Options // WithVolumeName sets the name of the volume. |