Problem: no access to ctx params in precompile (#383)

* Problem: no access to ctx params in precompile

* Update CHANGELOG.md

Signed-off-by: mmsqe <mavis@crypto.com>

---------

Signed-off-by: mmsqe <mavis@crypto.com>

CHANGELOG.md

@@ -59,9 +59,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 - (ante) [#1717](https://github.com/evmos/ethermint/pull/1717) Reuse sender recovery result.
 - (cli) [#246](https://github.com/crypto-org-chain/ethermint/pull/246) Call app.Close to cleanup resource on graceful shutdown.
 - (precompile) [#380](https://github.com/crypto-org-chain/ethermint/pull/380) Allow init precompiled contract with rules when new evm.
-- (statedb) [#359](https://github.com/crypto-org-chain/ethermint/pull/359) Add `CacheContext` method to StateDB, to support efficient read-only native actions.
-- (evm) [#343](https://github.com/crypto-org-chain/ethermint/pull/343) Add native event converter APIs.
-
+- (precompile) [#383](https://github.com/crypto-org-chain/ethermint/pull/383) Allow init precompiled contract with ctx.
 
 ## [v0.21.0] - 2023-01-26
 

x/evm/keeper/keeper.go

@@ -38,8 +38,8 @@ import (
 	"github.com/evmos/ethermint/x/evm/types"
 )
 
-// CustomContractFn defines a custom precompiled contract generator with rules and returns a precompiled contract.
-type CustomContractFn func(params.Rules) vm.PrecompiledContract
+// CustomContractFn defines a custom precompiled contract generator with ctx, rules and returns a precompiled contract.
+type CustomContractFn func(sdk.Context, params.Rules) vm.PrecompiledContract
 
 type EventConverter = func([]abci.EventAttribute) []*ethtypes.Log
 

x/evm/keeper/state_transition.go

@@ -79,7 +79,7 @@ func (k *Keeper) NewEVM(
 		active = append(active, addr)
 	}
 	for _, fn := range k.customContractFns {
-		c := fn(rules)
+		c := fn(ctx, rules)
 		addr := c.Address()
 		contracts[addr] = c
 		active = append(active, addr)