Set default index provider ingest config values

Set default values for index-provider ingest config.

Leave a TODO to use provider config APIs once defaults exposed.

Run `go mod tidy`

node/config/def.go

@@ -10,6 +10,7 @@ import (
 
 	"github.com/filecoin-project/go-state-types/abi"
 	"github.com/filecoin-project/go-state-types/big"
+	ipconfig "github.com/filecoin-project/index-provider/config"
 	miner5 "github.com/filecoin-project/specs-actors/v5/actors/builtin/miner"
 
 	"github.com/filecoin-project/lotus/chain/actors/builtin"
@@ -224,6 +225,15 @@ func DefaultStorageMiner() *StorageMiner {
 			GCInterval:                 Duration(1 * time.Minute),
 		},
 	}
+
+	// TODO: Remove hardcoded defaults once provider library exposes them.
+	// See: https://github.com/filecoin-project/index-provider/issues/108
+	cfg.IndexerProvider.Ingest = ipconfig.Ingest{
+		LinkCacheSize:   1024,
+		LinkedChunkSize: 100,
+		PubSubTopic:     "indexer/ingest",
+	}
+
 	cfg.Common.API.ListenAddress = "/ip4/127.0.0.1/tcp/2345/http"
 	cfg.Common.API.RemoteListenAddress = "127.0.0.1:2345"
 	return cfg

node/config/def_test.go

@@ -52,3 +52,8 @@ func TestDefaultMinerRoundtrip(t *testing.T) {
 
 	require.True(t, reflect.DeepEqual(c, c2))
 }
+
+func TestDefaultStorageMiner_SetsIndexIngestTopic(t *testing.T) {
+	subject := DefaultStorageMiner()
+	require.Equal(t, "indexer/ingest", subject.IndexerProvider.PubSubTopic)
+}