fix(rpc): fix panic on breaking EVM and feemarket params

.mergify.yml

@@ -23,6 +23,14 @@ pull_request_rules:
  backport:
  branches:
  - main
+ - name: backport patches to v0.17.x branch
+ conditions:
+ - base=main
+ - label=backport/0.17.x
+ actions:
+ backport:
+ branches:
+ - release/v0.17.x
  - name: backport patches to v0.16.x branch
  conditions:
  - base=main

CHANGELOG.md

@@ -48,6 +48,10 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (feemarket) [\#1165](https://github.com/evmos/ethermint/pull/1165) Add hint in specs about different gas terminology for gas in Cosmos and Ethereum.
 * (rpc) [\#1169](https://github.com/evmos/ethermint/pull/1169) Remove unnecessary queries from `getBlockNumber` function
 
+### Bug Fixes
+
+* (rpc) [\#1190](https://github.com/evmos/ethermint/issues/1190) Fix `UnmarshalJSON` panig of breaking EVM and fee market `Params`.
+
 ## [v0.17.0] - 2022-06-27
 
 ### State Machine Breaking

server/json_rpc.go

@@ -61,11 +61,12 @@ func StartJSONRPC(ctx *server.Context, clientCtx client.Context, tmRPCAddr, tmEn
  }
 
  httpSrv := &http.Server{
- Addr: config.JSONRPC.Address,
- Handler: handlerWithCors.Handler(r),
- ReadTimeout: config.JSONRPC.HTTPTimeout,
- WriteTimeout: config.JSONRPC.HTTPTimeout,
- IdleTimeout: config.JSONRPC.HTTPIdleTimeout,
+ Addr: config.JSONRPC.Address,
+ Handler: handlerWithCors.Handler(r),
+ ReadHeaderTimeout: config.JSONRPC.HTTPTimeout,
+ ReadTimeout: config.JSONRPC.HTTPTimeout,
+ WriteTimeout: config.JSONRPC.HTTPTimeout,
+ IdleTimeout: config.JSONRPC.HTTPIdleTimeout,
  }
  httpSrvDone := make(chan struct{}, 1)
 

x/evm/keeper/params.go

@@ -8,7 +8,12 @@ import (
 
 // GetParams returns the total set of evm parameters.
 func (k Keeper) GetParams(ctx sdk.Context) (params types.Params) {
- k.paramSpace.GetParamSet(ctx, &params)
+ // TODO: update once https://github.com/cosmos/cosmos-sdk/pull/12615 is merged
+ // and released
+ for _, pair := range params.ParamSetPairs() {
+ k.paramSpace.GetIfExists(ctx, pair.Key, pair.Value)
+ }
+
  return params
 }
 

x/feemarket/keeper/params.go

@@ -9,7 +9,11 @@ import (
 
 // GetParams returns the total set of fee market parameters.
 func (k Keeper) GetParams(ctx sdk.Context) (params types.Params) {
- k.paramSpace.GetParamSet(ctx, &params)
+ // TODO: update once https://github.com/cosmos/cosmos-sdk/pull/12615 is merged
+ // and released
+ for _, pair := range params.ParamSetPairs() {
+ k.paramSpace.GetIfExists(ctx, pair.Key, pair.Value)
+ }
  return params
 }