configure runtime without store

some podman commands do not require the use of a container/image store.
in those cases, it is more effecient to not open the store, because that
results in having to also close the store which can be costly when the
system is under heavy write I/O loads.

Signed-off-by: baude <bbaude@redhat.com>

2 files changed, 20 insertions, 0 deletions

diff --git a/pkg/adapter/runtime.go b/pkg/adapter/runtime.go
index dd77b3a3e..8ef88f36b 100644
--- a/pkg/adapter/runtime.go
+++ b/pkg/adapter/runtime.go
@@ -58,12 +58,26 @@ type Volume struct {
 // VolumeFilter is for filtering volumes on the client
 type VolumeFilter func(*Volume) bool
 
+// GetRuntimeNoStore returns a localruntime struct wit an embedded runtime but
+// without a configured storage.
+func GetRuntimeNoStore(ctx context.Context, c *cliconfig.PodmanCommand) (*LocalRuntime, error) {
+	runtime, err := libpodruntime.GetRuntimeNoStore(ctx, c)
+	if err != nil {
+		return nil, err
+	}
+	return getRuntime(runtime)
+}
+
 // GetRuntime returns a LocalRuntime struct with the actual runtime embedded in it
 func GetRuntime(ctx context.Context, c *cliconfig.PodmanCommand) (*LocalRuntime, error) {
 	runtime, err := libpodruntime.GetRuntime(ctx, c)
 	if err != nil {
 		return nil, err
 	}
+	return getRuntime(runtime)
+}
+
+func getRuntime(runtime *libpod.Runtime) (*LocalRuntime, error) {
 	return &LocalRuntime{
 		Runtime: runtime,
 	}, nil
diff --git a/pkg/adapter/runtime_remote.go b/pkg/adapter/runtime_remote.go
index 3be89233d..800ed7569 100644
--- a/pkg/adapter/runtime_remote.go
+++ b/pkg/adapter/runtime_remote.go
@@ -50,6 +50,12 @@ type LocalRuntime struct {
 	*RemoteRuntime
 }
 
+// GetRuntimeNoStore returns a LocalRuntime struct with the actual runtime embedded in it
+// The nostore is ignored
+func GetRuntimeNoStore(ctx context.Context, c *cliconfig.PodmanCommand) (*LocalRuntime, error) {
+	return GetRuntime(ctx, c)
+}
+
 // GetRuntime returns a LocalRuntime struct with the actual runtime embedded in it
 func GetRuntime(ctx context.Context, c *cliconfig.PodmanCommand) (*LocalRuntime, error) {
 	var (