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types.go
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types.go
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package upgrades
import (
store "github.com/cosmos/cosmos-sdk/store/types"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/module"
upgradetypes "github.com/cosmos/cosmos-sdk/x/upgrade/types"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/classic-terra/core/app/keepers"
)
// BaseAppParamManager defines an interrace that BaseApp is expected to fullfil
// that allows upgrade handlers to modify BaseApp parameters.
type BaseAppParamManager interface {
GetConsensusParams(ctx sdk.Context) *abci.ConsensusParams
StoreConsensusParams(ctx sdk.Context, cp *abci.ConsensusParams)
}
// Upgrade defines a struct containing necessary fields that a SoftwareUpgradeProposal
// must have written, in order for the state migration to go smoothly.
// An upgrade must implement this struct, and then set it in the app.go.
// The app.go will then define the handler.
type Upgrade struct {
// Upgrade version name, for the upgrade handler, e.g. `v3`
UpgradeName string
// CreateUpgradeHandler defines the function that creates an upgrade handler
CreateUpgradeHandler func(*module.Manager, module.Configurator, BaseAppParamManager, *keepers.AppKeepers) upgradetypes.UpgradeHandler
// Store upgrades, should be used for any new modules introduced, new modules deleted, or store names renamed.
StoreUpgrades store.StoreUpgrades
}