diff options
Diffstat (limited to 'libpod')
-rw-r--r-- | libpod/options.go | 9 | ||||
-rw-r--r-- | libpod/runtime.go | 8 | ||||
-rw-r--r-- | libpod/runtime_ctr.go | 8 | ||||
-rw-r--r-- | libpod/runtime_pod_linux.go | 22 |
4 files changed, 41 insertions, 6 deletions
diff --git a/libpod/options.go b/libpod/options.go index 0f23a6c97..78634e953 100644 --- a/libpod/options.go +++ b/libpod/options.go @@ -300,6 +300,15 @@ func WithTmpDir(dir string) RuntimeOption { } } +// WithNoStore sets a bool on the runtime that we do not need +// any containers storage. +func WithNoStore() RuntimeOption { + return func(rt *Runtime) error { + rt.noStore = true + return nil + } +} + // WithMaxLogSize sets the maximum size of container logs. // Positive sizes are limits in bytes, -1 is unlimited. func WithMaxLogSize(limit int64) RuntimeOption { diff --git a/libpod/runtime.go b/libpod/runtime.go index 02aa76731..e358fe4c4 100644 --- a/libpod/runtime.go +++ b/libpod/runtime.go @@ -125,6 +125,9 @@ type Runtime struct { // mechanism to read and write even logs eventer events.Eventer + + // noStore indicates whether we need to interact with a store or not + noStore bool } // RuntimeConfig contains configuration options used to set up the runtime @@ -784,11 +787,14 @@ func makeRuntime(ctx context.Context, runtime *Runtime) (err error) { var store storage.Store if os.Geteuid() != 0 { logrus.Debug("Not configuring container store") + } else if runtime.noStore { + logrus.Debug("No store required. Not opening container store.") } else { store, err = storage.GetStore(runtime.config.StorageConfig) if err != nil { return err } + err = nil defer func() { if err != nil && store != nil { @@ -1148,6 +1154,8 @@ func (r *Runtime) Shutdown(force bool) error { } var lastError error + // If no store was requested, it can bew nil and there is no need to + // attempt to shut it down if r.store != nil { if _, err := r.store.Shutdown(force); err != nil { lastError = errors.Wrapf(err, "Error shutting down container storage") diff --git a/libpod/runtime_ctr.go b/libpod/runtime_ctr.go index 0d0f700a6..9daac161c 100644 --- a/libpod/runtime_ctr.go +++ b/libpod/runtime_ctr.go @@ -132,6 +132,14 @@ func (r *Runtime) setupContainer(ctx context.Context, ctr *Container, restore bo ctr.config.LockID = ctr.lock.ID() logrus.Debugf("Allocated lock %d for container %s", ctr.lock.ID(), ctr.ID()) + defer func() { + if err != nil { + if err2 := ctr.lock.Free(); err2 != nil { + logrus.Errorf("Error freeing lock for container after creation failed: %v", err2) + } + } + }() + ctr.valid = true ctr.state.State = config2.ContainerStateConfigured ctr.runtime = r diff --git a/libpod/runtime_pod_linux.go b/libpod/runtime_pod_linux.go index e9ce130da..d667d3a25 100644 --- a/libpod/runtime_pod_linux.go +++ b/libpod/runtime_pod_linux.go @@ -19,7 +19,7 @@ import ( ) // NewPod makes a new, empty pod -func (r *Runtime) NewPod(ctx context.Context, options ...PodCreateOption) (*Pod, error) { +func (r *Runtime) NewPod(ctx context.Context, options ...PodCreateOption) (_ *Pod, Err error) { r.lock.Lock() defer r.lock.Unlock() @@ -60,6 +60,14 @@ func (r *Runtime) NewPod(ctx context.Context, options ...PodCreateOption) (*Pod, pod.lock = lock pod.config.LockID = pod.lock.ID() + defer func() { + if Err != nil { + if err := pod.lock.Free(); err != nil { + logrus.Errorf("Error freeing pod lock after failed creation: %v", err) + } + } + }() + pod.valid = true // Check CGroup parent sanity, and set it if it was not set @@ -113,15 +121,17 @@ func (r *Runtime) NewPod(ctx context.Context, options ...PodCreateOption) (*Pod, if err := r.state.AddPod(pod); err != nil { return nil, errors.Wrapf(err, "error adding pod to state") } + defer func() { + if Err != nil { + if err := r.removePod(ctx, pod, true, true); err != nil { + logrus.Errorf("Error removing pod after pause container creation failure: %v", err) + } + } + }() if pod.HasInfraContainer() { ctr, err := r.createInfraContainer(ctx, pod) if err != nil { - // Tear down pod, as it is assumed a the pod will contain - // a pause container, and it does not. - if err2 := r.removePod(ctx, pod, true, true); err2 != nil { - logrus.Errorf("Error removing pod after pause container creation failure: %v", err2) - } return nil, errors.Wrapf(err, "error adding Infra Container") } pod.state.InfraContainerID = ctr.ID() |