DagstoreInitializeAll: richer output.

api/api_storage.go

@@ -203,8 +203,8 @@ type StorageMiner interface {
 	// It is recommended to set a maximum concurrency to avoid extreme
 	// IO pressure if the storage subsystem has a large amount of deals.
 	//
-	// It returns the result for each shard it attempted to initialize.
-	DagstoreInitializeAll(ctx context.Context, params DagstoreInitializeAllParams) (<-chan DagstoreShardResult, error) //perm:write
+	// It returns a stream of events to report progress.
+	DagstoreInitializeAll(ctx context.Context, params DagstoreInitializeAllParams) (<-chan DagstoreInitializeAllEvent, error) //perm:write
 
 	// DagstoreGC runs garbage collection on the DAG store.
 	DagstoreGC(ctx context.Context) ([]DagstoreShardResult, error) //perm:admin
@@ -399,3 +399,13 @@ type DagstoreShardResult struct {
 type DagstoreInitializeAllParams struct {
 	MaxConcurrency int
 }
+
+// DagstoreInitializeAllEvent represents an initialization event.
+type DagstoreInitializeAllEvent struct {
+	Key     string
+	Event   string // "start", "end"
+	Success bool
+	Error   string
+	Total   int
+	Current int
+}

api/proxy_gen.go

@@ -605,7 +605,7 @@ type StorageMinerStruct struct {
 
 		DagstoreGC func(p0 context.Context) ([]DagstoreShardResult, error) `perm:"admin"`
 
-		DagstoreInitializeAll func(p0 context.Context, p1 DagstoreInitializeAllParams) (<-chan DagstoreShardResult, error) `perm:"write"`
+		DagstoreInitializeAll func(p0 context.Context, p1 DagstoreInitializeAllParams) (<-chan DagstoreInitializeAllEvent, error) `perm:"write"`
 
 		DagstoreInitializeShard func(p0 context.Context, p1 string) error `perm:"write"`
 
@@ -3590,14 +3590,14 @@ func (s *StorageMinerStub) DagstoreGC(p0 context.Context) ([]DagstoreShardResult
 	return *new([]DagstoreShardResult), ErrNotSupported
 }
 
-func (s *StorageMinerStruct) DagstoreInitializeAll(p0 context.Context, p1 DagstoreInitializeAllParams) (<-chan DagstoreShardResult, error) {
+func (s *StorageMinerStruct) DagstoreInitializeAll(p0 context.Context, p1 DagstoreInitializeAllParams) (<-chan DagstoreInitializeAllEvent, error) {
 	if s.Internal.DagstoreInitializeAll == nil {
 		return nil, ErrNotSupported
 	}
 	return s.Internal.DagstoreInitializeAll(p0, p1)
 }
 
-func (s *StorageMinerStub) DagstoreInitializeAll(p0 context.Context, p1 DagstoreInitializeAllParams) (<-chan DagstoreShardResult, error) {
+func (s *StorageMinerStub) DagstoreInitializeAll(p0 context.Context, p1 DagstoreInitializeAllParams) (<-chan DagstoreInitializeAllEvent, error) {
 	return nil, ErrNotSupported
 }