eth/filters: add global block logs cache (#25459)

This adds a cache for block logs which is shared by all filters. The cache
size of is configurable using the `--cache.blocklogs` flag.

Co-authored-by: Felix Lange <fjl@twurst.com>

cmd/geth/config.go

@@ -163,7 +163,9 @@ func makeFullNode(ctx *cli.Context) (*node.Node, ethapi.Backend) {
 		override := ctx.Bool(utils.OverrideTerminalTotalDifficultyPassed.Name)
 		cfg.Eth.OverrideTerminalTotalDifficultyPassed = &override
 	}
+
 	backend, eth := utils.RegisterEthService(stack, &cfg.Eth)
+
 	// Warn users to migrate if they have a legacy freezer format.
 	if eth != nil && !ctx.IsSet(utils.IgnoreLegacyReceiptsFlag.Name) {
 		firstIdx := uint64(0)
@@ -181,10 +183,15 @@ func makeFullNode(ctx *cli.Context) (*node.Node, ethapi.Backend) {
 			utils.Fatalf("Database has receipts with a legacy format. Please run `geth db freezer-migrate`.")
 		}
 	}
-	// Configure GraphQL if requested
+
+	// Configure log filter RPC API.
+	filterSystem := utils.RegisterFilterAPI(stack, backend, &cfg.Eth)
+
+	// Configure GraphQL if requested.
 	if ctx.IsSet(utils.GraphQLEnabledFlag.Name) {
-		utils.RegisterGraphQLService(stack, backend, cfg.Node)
+		utils.RegisterGraphQLService(stack, backend, filterSystem, &cfg.Node)
 	}
+
 	// Add the Ethereum Stats daemon if requested.
 	if cfg.Ethstats.URL != "" {
 		utils.RegisterEthStatsService(stack, backend, cfg.Ethstats.URL)

cmd/geth/main.go

@@ -117,6 +117,7 @@ var (
 		utils.CacheSnapshotFlag,
 		utils.CacheNoPrefetchFlag,
 		utils.CachePreimagesFlag,
+		utils.CacheLogSizeFlag,
 		utils.FDLimitFlag,
 		utils.ListenPortFlag,
 		utils.DiscoveryPortFlag,