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Add MsgStoreCode and MsgInstantiateContract support to simulations (#831
) * Add MsgStoreCode and MsgInstantiateContract support to simulations * Check for permissions in codeInfo
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,163 @@ | ||
| package simulation | ||
|
|
||
| import ( | ||
| _ "embed" | ||
| "math/rand" | ||
|
|
||
| "github.com/cosmos/cosmos-sdk/baseapp" | ||
| simappparams "github.com/cosmos/cosmos-sdk/simapp/params" | ||
| sdk "github.com/cosmos/cosmos-sdk/types" | ||
| "github.com/cosmos/cosmos-sdk/types/module" | ||
| simtypes "github.com/cosmos/cosmos-sdk/types/simulation" | ||
| "github.com/cosmos/cosmos-sdk/x/simulation" | ||
|
|
||
| "github.com/CosmWasm/wasmd/app/params" | ||
| "github.com/CosmWasm/wasmd/x/wasm/types" | ||
| ) | ||
|
|
||
| //go:embed testdata/reflect.wasm | ||
| var reflectContract []byte | ||
|
|
||
| // Simulation operation weights constants | ||
| //nolint:gosec | ||
| const ( | ||
| OpWeightMsgStoreCode = "op_weight_msg_store_code" | ||
| OpWeightMsgInstantiateContract = "op_weight_msg_instantiate_contract" | ||
| ) | ||
|
|
||
| // WasmKeeper is a subset of the wasm keeper used by simulations | ||
| type WasmKeeper interface { | ||
| GetParams(ctx sdk.Context) types.Params | ||
| IterateCodeInfos(ctx sdk.Context, cb func(uint64, types.CodeInfo) bool) | ||
| } | ||
|
|
||
| // WeightedOperations returns all the operations from the module with their respective weights | ||
| func WeightedOperations( | ||
| simstate *module.SimulationState, | ||
| ak types.AccountKeeper, | ||
| bk simulation.BankKeeper, | ||
| wasmKeeper WasmKeeper, | ||
| ) simulation.WeightedOperations { | ||
| var ( | ||
| weightMsgStoreCode int | ||
| weightMsgInstantiateContract int | ||
| ) | ||
|
|
||
| simstate.AppParams.GetOrGenerate(simstate.Cdc, OpWeightMsgStoreCode, &weightMsgStoreCode, nil, | ||
| func(_ *rand.Rand) { | ||
| weightMsgStoreCode = params.DefaultWeightMsgStoreCode | ||
| }, | ||
| ) | ||
|
|
||
| simstate.AppParams.GetOrGenerate(simstate.Cdc, OpWeightMsgInstantiateContract, &weightMsgInstantiateContract, nil, | ||
| func(_ *rand.Rand) { | ||
| weightMsgInstantiateContract = params.DefaultWeightMsgInstantiateContract | ||
| }, | ||
| ) | ||
|
|
||
| return simulation.WeightedOperations{ | ||
| simulation.NewWeightedOperation( | ||
| weightMsgStoreCode, | ||
| SimulateMsgStoreCode(ak, bk, wasmKeeper), | ||
| ), | ||
| simulation.NewWeightedOperation( | ||
| weightMsgInstantiateContract, | ||
| SimulateMsgInstantiateContract(ak, bk, wasmKeeper), | ||
| ), | ||
| } | ||
| } | ||
|
|
||
| // SimulateMsgStoreCode generates a MsgStoreCode with random values | ||
| func SimulateMsgStoreCode(ak types.AccountKeeper, bk simulation.BankKeeper, wasmKeeper WasmKeeper) simtypes.Operation { | ||
| return func( | ||
| r *rand.Rand, | ||
| app *baseapp.BaseApp, | ||
| ctx sdk.Context, | ||
| accs []simtypes.Account, | ||
| chainID string, | ||
| ) (simtypes.OperationMsg, []simtypes.FutureOperation, error) { | ||
| if wasmKeeper.GetParams(ctx).CodeUploadAccess.Permission != types.AccessTypeEverybody { | ||
| return simtypes.NoOpMsg(types.ModuleName, types.MsgStoreCode{}.Type(), "no chain permission"), nil, nil | ||
| } | ||
|
|
||
| config := &types.AccessConfig{ | ||
| Permission: types.AccessTypeEverybody, | ||
| } | ||
|
|
||
| simAccount, _ := simtypes.RandomAcc(r, accs) | ||
| msg := types.MsgStoreCode{ | ||
| Sender: simAccount.Address.String(), | ||
| WASMByteCode: reflectContract, | ||
| InstantiatePermission: config, | ||
| } | ||
|
|
||
| txCtx := simulation.OperationInput{ | ||
| R: r, | ||
| App: app, | ||
| TxGen: simappparams.MakeTestEncodingConfig().TxConfig, | ||
| Cdc: nil, | ||
| Msg: &msg, | ||
| MsgType: msg.Type(), | ||
| Context: ctx, | ||
| SimAccount: simAccount, | ||
| AccountKeeper: ak, | ||
| Bankkeeper: bk, | ||
| ModuleName: types.ModuleName, | ||
| } | ||
|
|
||
| return simulation.GenAndDeliverTxWithRandFees(txCtx) | ||
| } | ||
| } | ||
|
|
||
| // SimulateMsgInstantiateContract generates a MsgInstantiateContract with random values | ||
| func SimulateMsgInstantiateContract(ak types.AccountKeeper, bk simulation.BankKeeper, wasmKeeper WasmKeeper) simtypes.Operation { | ||
| return func( | ||
| r *rand.Rand, | ||
| app *baseapp.BaseApp, | ||
| ctx sdk.Context, | ||
| accs []simtypes.Account, | ||
| chainID string, | ||
| ) (simtypes.OperationMsg, []simtypes.FutureOperation, error) { | ||
| simAccount, _ := simtypes.RandomAcc(r, accs) | ||
|
|
||
| var codeID uint64 | ||
| wasmKeeper.IterateCodeInfos(ctx, func(u uint64, info types.CodeInfo) bool { | ||
| if info.InstantiateConfig.Permission != types.AccessTypeEverybody { | ||
| return false | ||
| } | ||
| codeID = u | ||
| return true | ||
| }) | ||
|
|
||
| if codeID == 0 { | ||
| return simtypes.NoOpMsg(types.ModuleName, types.MsgInstantiateContract{}.Type(), "no codes with permission available"), nil, nil | ||
| } | ||
|
|
||
| spendable := bk.SpendableCoins(ctx, simAccount.Address) | ||
|
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| msg := types.MsgInstantiateContract{ | ||
| Sender: simAccount.Address.String(), | ||
| Admin: simtypes.RandomAccounts(r, 1)[0].Address.String(), | ||
| CodeID: codeID, | ||
| Label: simtypes.RandStringOfLength(r, 10), | ||
| Msg: []byte(`{}`), | ||
| Funds: simtypes.RandSubsetCoins(r, spendable), | ||
| } | ||
|
|
||
| txCtx := simulation.OperationInput{ | ||
| R: r, | ||
| App: app, | ||
| TxGen: simappparams.MakeTestEncodingConfig().TxConfig, | ||
| Cdc: nil, | ||
| Msg: &msg, | ||
| MsgType: msg.Type(), | ||
| Context: ctx, | ||
| SimAccount: simAccount, | ||
| AccountKeeper: ak, | ||
| Bankkeeper: bk, | ||
| ModuleName: types.ModuleName, | ||
| } | ||
|
|
||
| return simulation.GenAndDeliverTxWithRandFees(txCtx) | ||
| } | ||
| } |
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