fix: limit total number of filters that can be created (#661)

* Problem: No way to limit total number of filters that can be created

Solution: Add a config parameter to set the total number of filters that can be created

* Add defer statement for releasing locks

* Change default value for filter cap to 200

* Changed data type of filter cap to int32

* Add changelog entry

* Update CHANGELOG.md

* Fix struct alignment

Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>
This commit is contained in:
Devashish Dixit
2021-10-13 11:03:49 +00:00
committed by GitHub
co-authored by Federico Kunze Küllmer
parent 8e12d94359
commit c7a2fb97c7
7 changed files with 54 additions and 16 deletions
+1
View File
@@ -156,6 +156,7 @@ which accepts a path for the resulting pprof file.
cmd.Flags().String(srvflags.JSONRPCAddress, config.DefaultJSONRPCAddress, "the JSON-RPC server address to listen on")
cmd.Flags().String(srvflags.JSONWsAddress, config.DefaultJSONRPCWsAddress, "the JSON-RPC WS server address to listen on")
cmd.Flags().Uint64(srvflags.JSONRPCGasCap, config.DefaultGasCap, "Sets a cap on gas that can be used in eth_call/estimateGas (0=infinite)")
cmd.Flags().Int32(srvflags.JSONRPCFilterCap, config.DefaultFilterCap, "Sets the global cap for total number of filters that can be created")
cmd.Flags().String(srvflags.EVMTracer, config.DefaultEVMTracer, "the EVM tracer type to collect execution traces from the EVM transaction execution (json|struct|access_list|markdown)")