Change the default reindex debounce duration to 1s.

Also make it configurable using an env var.

services/search/pkg/config/config.go

@@ -19,6 +19,8 @@ type Config struct {
 	GRPC GRPCConfig `yaml:"grpc"`
 
 	Datapath      string                `yaml:"data_path" env:"SEARCH_DATA_PATH" desc:"The directory where the filesystem storage will store search data. If not definied, the root directory derives from $OCIS_BASE_DATA_PATH:/search."`
+	DebounceDuration int          `yaml:"debounce_duration" env:"SEARCH_REINDEX_DEBOUNCE_DURATION" desc:"The duration in milliseconds the reindex debouncer waits before triggering a reindex of a space that was modified."`
+
 	Reva          *shared.Reva          `yaml:"reva"`
 	GRPCClientTLS *shared.GRPCClientTLS `yaml:"grpc_client_tls"`
 	Events        Events                `yaml:"events"`

services/search/pkg/config/defaults/defaultconfig.go

@@ -29,8 +29,9 @@ func DefaultConfig() *config.Config {
 		Service: config.Service{
 			Name: "search",
 		},
-		Datapath: path.Join(defaults.BaseDataPath(), "search"),
+		Datapath:         path.Join(defaults.BaseDataPath(), "search"),
-		Reva:     shared.DefaultRevaConfig(),
+		DebounceDuration: 1000,
+		Reva:             shared.DefaultRevaConfig(),
 		Events: config.Events{
 			Endpoint:      "127.0.0.1:9233",
 			Cluster:       "ocis-cluster",

services/search/pkg/search/provider/events_test.go

@@ -84,7 +84,7 @@ var _ = Describe("Searchprovider", func() {
 
 	Describe("New", func() {
 		It("returns a new instance", func() {
-			p = provider.New(gwClient, indexClient, "", eventsChan, logger)
+			p = provider.New(gwClient, indexClient, "", eventsChan, 1000, logger)
 			Expect(p).ToNot(BeNil())
 		})
 	})

services/search/pkg/search/provider/searchprovider.go

@@ -79,7 +79,7 @@ func (s MatchArray) Less(i, j int) bool {
 	return s[i].Score > s[j].Score
 }
 
-func New(gwClient gateway.GatewayAPIClient, indexClient search.IndexClient, machineAuthAPIKey string, eventsChan <-chan interface{}, logger log.Logger) *Provider {
+func New(gwClient gateway.GatewayAPIClient, indexClient search.IndexClient, machineAuthAPIKey string, eventsChan <-chan interface{}, debounceDuration int, logger log.Logger) *Provider {
 	p := &Provider{
 		gwClient:          gwClient,
 		indexClient:       indexClient,
@@ -87,7 +87,7 @@ func New(gwClient gateway.GatewayAPIClient, indexClient search.IndexClient, mach
 		logger:            logger,
 	}
 
-	p.indexSpaceDebouncer = NewSpaceDebouncer(50*time.Millisecond, func(id *provider.StorageSpaceId, userID *user.UserId) {
+	p.indexSpaceDebouncer = NewSpaceDebouncer(time.Duration(debounceDuration)*time.Millisecond, func(id *provider.StorageSpaceId, userID *user.UserId) {
 		err := p.doIndexSpace(context.Background(), id, userID)
 		if err != nil {
 			p.logger.Error().Err(err).Interface("spaceID", id).Interface("userID", userID).Msg("error while indexing a space")
@@ -109,7 +109,7 @@ func New(gwClient gateway.GatewayAPIClient, indexClient search.IndexClient, mach
 
 // NewWithDebouncer returns a new provider with a customer index space debouncer
 func NewWithDebouncer(gwClient gateway.GatewayAPIClient, indexClient search.IndexClient, machineAuthAPIKey string, eventsChan <-chan interface{}, logger log.Logger, debouncer *SpaceDebouncer) *Provider {
-	p := New(gwClient, indexClient, machineAuthAPIKey, eventsChan, logger)
+	p := New(gwClient, indexClient, machineAuthAPIKey, eventsChan, 0, logger)
 	p.indexSpaceDebouncer = debouncer
 	return p
 }

services/search/pkg/search/provider/searchprovider_test.go

@@ -73,7 +73,7 @@ var _ = Describe("Searchprovider", func() {
 		gwClient = &cs3mocks.GatewayAPIClient{}
 		indexClient = &mocks.IndexClient{}
 
-		p = provider.New(gwClient, indexClient, "", eventsChan, logger)
+		p = provider.New(gwClient, indexClient, "", eventsChan, 1000, logger)
 
 		gwClient.On("Authenticate", mock.Anything, mock.Anything).Return(&gateway.AuthenticateResponse{
 			Status: status.NewOK(ctx),
@@ -94,7 +94,7 @@ var _ = Describe("Searchprovider", func() {
 
 	Describe("New", func() {
 		It("returns a new instance", func() {
-			p := provider.New(gwClient, indexClient, "", eventsChan, logger)
+			p := provider.New(gwClient, indexClient, "", eventsChan, 1000, logger)
 			Expect(p).ToNot(BeNil())
 		})
 	})

services/search/pkg/service/v0/service.go

@@ -93,7 +93,7 @@ func NewHandler(opts ...Option) (searchsvc.SearchProviderHandler, error) {
 		logger.Fatal().Err(err).Str("addr", cfg.Reva.Address).Msg("could not get reva client")
 	}
 
-	provider := searchprovider.New(gwclient, index, cfg.MachineAuthAPIKey, evts, logger)
+	provider := searchprovider.New(gwclient, index, cfg.MachineAuthAPIKey, evts, cfg.DebounceDuration, logger)
 
 	return &Service{
 		id:       cfg.GRPC.Namespace + "." + cfg.Service.Name,