github.com/fibonacci-chain/fbc@v0.0.0-20231124064014-c7636198c1e9/libs/cosmos-sdk/x/upgrade/handler.go (about)

     1  package upgrade
     2  
     3  import (
     4  	sdk "github.com/fibonacci-chain/fbc/libs/cosmos-sdk/types"
     5  	sdkerrors "github.com/fibonacci-chain/fbc/libs/cosmos-sdk/types/errors"
     6  	govtypes "github.com/fibonacci-chain/fbc/libs/cosmos-sdk/x/gov/types"
     7  )
     8  
     9  // NewSoftwareUpgradeProposalHandler creates a governance handler to manage new proposal types.
    10  // It enables SoftwareUpgradeProposal to propose an Upgrade, and CancelSoftwareUpgradeProposal
    11  // to abort a previously voted upgrade.
    12  func NewSoftwareUpgradeProposalHandler(k Keeper) govtypes.Handler {
    13  	return func(ctx sdk.Context, content govtypes.Content) error {
    14  		switch c := content.(type) {
    15  		case SoftwareUpgradeProposal:
    16  			return handleSoftwareUpgradeProposal(ctx, k, c)
    17  
    18  		case CancelSoftwareUpgradeProposal:
    19  			return handleCancelSoftwareUpgradeProposal(ctx, k, c)
    20  
    21  		default:
    22  			return sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "unrecognized software upgrade proposal content type: %T", c)
    23  		}
    24  	}
    25  }
    26  
    27  func handleSoftwareUpgradeProposal(ctx sdk.Context, k Keeper, p SoftwareUpgradeProposal) error {
    28  	return k.ScheduleUpgrade(ctx, p.Plan)
    29  }
    30  
    31  func handleCancelSoftwareUpgradeProposal(ctx sdk.Context, k Keeper, p CancelSoftwareUpgradeProposal) error {
    32  	k.ClearUpgradePlan(ctx)
    33  	return nil
    34  }