add params query

docs/proto/proto-docs.md

@@ -71,6 +71,8 @@
     - [QueryContractInfoResponse](#cosmwasm.wasm.v1.QueryContractInfoResponse)
     - [QueryContractsByCodeRequest](#cosmwasm.wasm.v1.QueryContractsByCodeRequest)
     - [QueryContractsByCodeResponse](#cosmwasm.wasm.v1.QueryContractsByCodeResponse)
+    - [QueryParamsRequest](#cosmwasm.wasm.v1.QueryParamsRequest)
+    - [QueryParamsResponse](#cosmwasm.wasm.v1.QueryParamsResponse)
     - [QueryPinnedCodesRequest](#cosmwasm.wasm.v1.QueryPinnedCodesRequest)
     - [QueryPinnedCodesResponse](#cosmwasm.wasm.v1.QueryPinnedCodesResponse)
     - [QueryRawContractStateRequest](#cosmwasm.wasm.v1.QueryRawContractStateRequest)
@@ -1083,6 +1085,31 @@ Query/ContractsByCode RPC method
 
 
 
+<a name="cosmwasm.wasm.v1.QueryParamsRequest"></a>
+
+### QueryParamsRequest
+QueryParamsRequest is the request type for the Query/Params RPC method.
+
+
+
+
+
+
+<a name="cosmwasm.wasm.v1.QueryParamsResponse"></a>
+
+### QueryParamsResponse
+QueryParamsResponse is the response type for the Query/Params RPC method.
+
+
+| Field | Type | Label | Description |
+| ----- | ---- | ----- | ----------- |
+| `params` | [Params](#cosmwasm.wasm.v1.Params) |  | params defines the parameters of the module. |
+
+
+
+
+
+
 <a name="cosmwasm.wasm.v1.QueryPinnedCodesRequest"></a>
 
 ### QueryPinnedCodesRequest
@@ -1204,6 +1231,7 @@ Query provides defines the gRPC querier service
 | `Code` | [QueryCodeRequest](#cosmwasm.wasm.v1.QueryCodeRequest) | [QueryCodeResponse](#cosmwasm.wasm.v1.QueryCodeResponse) | Code gets the binary code and metadata for a singe wasm code | GET|/cosmwasm/wasm/v1/code/{code_id}|
 | `Codes` | [QueryCodesRequest](#cosmwasm.wasm.v1.QueryCodesRequest) | [QueryCodesResponse](#cosmwasm.wasm.v1.QueryCodesResponse) | Codes gets the metadata for all stored wasm codes | GET|/cosmwasm/wasm/v1/code|
 | `PinnedCodes` | [QueryPinnedCodesRequest](#cosmwasm.wasm.v1.QueryPinnedCodesRequest) | [QueryPinnedCodesResponse](#cosmwasm.wasm.v1.QueryPinnedCodesResponse) | PinnedCodes gets the pinned code ids | GET|/cosmwasm/wasm/v1/codes/pinned|
+| `Params` | [QueryParamsRequest](#cosmwasm.wasm.v1.QueryParamsRequest) | [QueryParamsResponse](#cosmwasm.wasm.v1.QueryParamsResponse) | Params gets the module params | GET|/cosmwasm/wasm/v1/codes/params|
 
  <!-- end services -->
 

proto/cosmwasm/wasm/v1/query.proto

@@ -58,6 +58,11 @@ service Query {
   rpc PinnedCodes(QueryPinnedCodesRequest) returns (QueryPinnedCodesResponse) {
     option (google.api.http).get = "/cosmwasm/wasm/v1/codes/pinned";
   }
+
+  // Params gets the module params
+  rpc Params(QueryParamsRequest) returns (QueryParamsResponse) {
+    option (google.api.http).get = "/cosmwasm/wasm/v1/codes/params";
+  }
 }
 
 // QueryContractInfoRequest is the request type for the Query/ContractInfo RPC
@@ -222,3 +227,12 @@ message QueryPinnedCodesResponse {
   // pagination defines the pagination in the response.
   cosmos.base.query.v1beta1.PageResponse pagination = 2;
 }
+
+// QueryParamsRequest is the request type for the Query/Params RPC method.
+message QueryParamsRequest {}
+
+// QueryParamsResponse is the response type for the Query/Params RPC method.
+message QueryParamsResponse {
+  // params defines the parameters of the module.
+  Params params = 1 [ (gogoproto.nullable) = false ];
+}

x/wasm/client/cli/query.go

@@ -38,6 +38,7 @@ func GetQueryCmd() *cobra.Command {
 		GetCmdGetContractState(),
 		GetCmdListPinnedCode(),
 		GetCmdLibVersion(),
+		GetCmdQueryParams(),
 	)
 	return queryCmd
 }
@@ -540,3 +541,32 @@ func withPageKeyDecoded(flagSet *flag.FlagSet) *flag.FlagSet {
 	}
 	return flagSet
 }
+
+// GetCmdQueryParams implements a command to return the current wasm
+// parameters.
+func GetCmdQueryParams() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "params",
+		Short: "Query the current wasm parameters",
+		Args:  cobra.NoArgs,
+		RunE: func(cmd *cobra.Command, args []string) error {
+			clientCtx, err := client.GetClientQueryContext(cmd)
+			if err != nil {
+				return err
+			}
+			queryClient := types.NewQueryClient(clientCtx)
+
+			params := &types.QueryParamsRequest{}
+			res, err := queryClient.Params(cmd.Context(), params)
+			if err != nil {
+				return err
+			}
+
+			return clientCtx.PrintProto(&res.Params)
+		},
+	}
+
+	flags.AddQueryFlagsToCmd(cmd)
+
+	return cmd
+}

x/wasm/keeper/querier.go

@@ -311,3 +311,10 @@ func (q grpcQuerier) PinnedCodes(c context.Context, req *types.QueryPinnedCodesR
 		Pagination: pageRes,
 	}, nil
 }
+
+// Params returns params of the module.
+func (q grpcQuerier) Params(c context.Context, req *types.QueryParamsRequest) (*types.QueryParamsResponse, error) {
+	ctx := sdk.UnwrapSDKContext(c)
+	params := q.keeper.GetParams(ctx)
+	return &types.QueryParamsResponse{Params: params}, nil
+}

x/wasm/keeper/querier_test.go

@@ -655,6 +655,34 @@ func TestQueryPinnedCodes(t *testing.T) {
 	}
 }
 
+func TestQueryParams(t *testing.T) {
+	ctx, keepers := CreateTestInput(t, false, SupportedFeatures)
+	keeper := keepers.WasmKeeper
+
+	q := Querier(keeper)
+
+	paramsResponse, err := q.Params(sdk.WrapSDKContext(ctx), &types.QueryParamsRequest{})
+	require.NoError(t, err)
+	require.NotNil(t, paramsResponse)
+
+	defaultParams := types.DefaultParams()
+
+	require.Equal(t, paramsResponse.Params.CodeUploadAccess, defaultParams.CodeUploadAccess)
+	require.Equal(t, paramsResponse.Params.InstantiateDefaultPermission, defaultParams.InstantiateDefaultPermission)
+
+	keeper.SetParams(ctx, types.Params{
+		CodeUploadAccess:             types.AllowNobody,
+		InstantiateDefaultPermission: types.AccessTypeNobody,
+	})
+
+	paramsResponse, err = q.Params(sdk.WrapSDKContext(ctx), &types.QueryParamsRequest{})
+	require.NoError(t, err)
+	require.NotNil(t, paramsResponse)
+
+	require.Equal(t, paramsResponse.Params.CodeUploadAccess, types.AllowNobody)
+	require.Equal(t, paramsResponse.Params.InstantiateDefaultPermission, types.AccessTypeNobody)
+}
+
 func TestQueryCodeInfo(t *testing.T) {
 	wasmCode, err := os.ReadFile("./testdata/hackatom.wasm")
 	require.NoError(t, err)

x/wasm/types/exported_keepers.go

@@ -20,6 +20,7 @@ type ViewKeeper interface {
 	IterateCodeInfos(ctx sdk.Context, cb func(uint64, CodeInfo) bool)
 	GetByteCode(ctx sdk.Context, codeID uint64) ([]byte, error)
 	IsPinnedCode(ctx sdk.Context, codeID uint64) bool
+	GetParams(ctx sdk.Context) Params
 }
 
 // ContractOpsKeeper contains mutable operations on a contract.