feat: Add disable-gas-policy in wasp-cli

tools/wasp-cli/chain/cmd.go

@@ -46,6 +46,7 @@ func Init(rootCmd *cobra.Command) {
 	chainCmd.AddCommand(initRotateCmd())
 	chainCmd.AddCommand(initRotateWithDKGCmd())
 	chainCmd.AddCommand(initChangeAccessNodesCmd())
+	chainCmd.AddCommand(initDisableGasPolicyCmd())
 	chainCmd.AddCommand(initPermissionlessAccessNodesCmd())
 	chainCmd.AddCommand(initAddChainCmd())
 	chainCmd.AddCommand(initRegisterERC20NativeTokenCmd())

tools/wasp-cli/chain/governance.go

@@ -4,11 +4,20 @@
 package chain
 
 import (
+	"context"
+
 	"github.com/spf13/cobra"
 
+	"github.com/iotaledger/wasp/clients/apiclient"
+	"github.com/iotaledger/wasp/clients/apiextensions"
 	"github.com/iotaledger/wasp/clients/chainclient"
 	"github.com/iotaledger/wasp/packages/cryptolib"
+	"github.com/iotaledger/wasp/packages/kv/dict"
+	"github.com/iotaledger/wasp/packages/util"
 	"github.com/iotaledger/wasp/packages/vm/core/governance"
+	"github.com/iotaledger/wasp/packages/vm/gas"
+	"github.com/iotaledger/wasp/tools/wasp-cli/cli/cliclients"
+	"github.com/iotaledger/wasp/tools/wasp-cli/cli/config"
 	"github.com/iotaledger/wasp/tools/wasp-cli/log"
 	"github.com/iotaledger/wasp/tools/wasp-cli/waspcmd"
 )
@@ -65,3 +74,60 @@ func initChangeAccessNodesCmd() *cobra.Command {
 
 	return cmd
 }
+
+func initDisableGasPolicyCmd() *cobra.Command {
+	var offLedger bool
+	var node string
+	var chain string
+
+	cmd := &cobra.Command{
+		Use:   "disable-gas-policy",
+		Short: "set token charged by each gas to free.",
+		Args:  cobra.MinimumNArgs(2),
+		Run: func(cmd *cobra.Command, args []string) {
+			node = waspcmd.DefaultWaspNodeFallback(node)
+			chain = defaultChainFallback(chain)
+			client := cliclients.WaspClient(node)
+
+			callGovView := func(viewName string) dict.Dict {
+				result, _, err := client.ChainsApi.CallView(context.Background(), config.GetChain(chain).String()).
+					ContractCallViewRequest(apiclient.ContractCallViewRequest{
+						ContractName: governance.Contract.Name,
+						FunctionName: viewName,
+					}).Execute() //nolint:bodyclose // false positive
+				log.Check(err)
+
+				resultDict, err := apiextensions.APIJsonDictToDict(*result)
+				log.Check(err)
+				return resultDict
+			}
+
+			feePolicyBytes := callGovView(governance.ViewGetFeePolicy.Name).Get(governance.ParamFeePolicyBytes)
+			feePolicy := gas.MustFeePolicyFromBytes(feePolicyBytes)
+			feePolicy.GasPerToken = util.Ratio32{}
+
+			params := chainclient.PostRequestParams{
+				Args: dict.Dict{
+					governance.VarGasFeePolicyBytes: feePolicy.Bytes(),
+				},
+			}
+
+			postRequest(
+				node,
+				chain,
+				governance.Contract.Name,
+				governance.FuncSetFeePolicy.Name,
+				params,
+				offLedger,
+				true)
+		},
+	}
+
+	waspcmd.WithWaspNodeFlag(cmd, &node)
+	withChainFlag(cmd, &chain)
+	cmd.Flags().BoolVarP(&offLedger, "off-ledger", "o", false,
+		"post an off-ledger request",
+	)
+
+	return cmd
+}