148 lines
3.8 KiB
Go
148 lines
3.8 KiB
Go
package staking
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import (
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"fmt"
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"sort"
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"golang.org/x/exp/maps"
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modulev1 "cosmossdk.io/api/cosmos/staking/module/v1"
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"cosmossdk.io/core/address"
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"cosmossdk.io/core/appmodule"
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"cosmossdk.io/core/comet"
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"cosmossdk.io/depinject"
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"cosmossdk.io/depinject/appconfig"
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authtypes "cosmossdk.io/x/auth/types"
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"cosmossdk.io/x/staking/keeper"
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"cosmossdk.io/x/staking/simulation"
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"cosmossdk.io/x/staking/types"
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"github.com/cosmos/cosmos-sdk/codec"
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"github.com/cosmos/cosmos-sdk/types/module"
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simtypes "github.com/cosmos/cosmos-sdk/types/simulation"
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)
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var _ depinject.OnePerModuleType = AppModule{}
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// IsOnePerModuleType implements the depinject.OnePerModuleType interface.
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func (am AppModule) IsOnePerModuleType() {}
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func init() {
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appconfig.RegisterModule(
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&modulev1.Module{},
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appconfig.Provide(ProvideModule),
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appconfig.Invoke(InvokeSetStakingHooks),
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)
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}
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type ModuleInputs struct {
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depinject.In
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Config *modulev1.Module
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ValidatorAddressCodec address.ValidatorAddressCodec
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ConsensusAddressCodec address.ConsensusAddressCodec
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AccountKeeper types.AccountKeeper
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BankKeeper types.BankKeeper
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Cdc codec.Codec
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Environment appmodule.Environment
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CometInfoService comet.Service
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}
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// Dependency Injection Outputs
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type ModuleOutputs struct {
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depinject.Out
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StakingKeeper *keeper.Keeper
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Module appmodule.AppModule
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}
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func ProvideModule(in ModuleInputs) ModuleOutputs {
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// default to governance authority if not provided
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authority := authtypes.NewModuleAddress(types.GovModuleName)
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if in.Config.Authority != "" {
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authority = authtypes.NewModuleAddressOrBech32Address(in.Config.Authority)
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}
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as, err := in.AccountKeeper.AddressCodec().BytesToString(authority)
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if err != nil {
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panic(err)
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}
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k := keeper.NewKeeper(
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in.Cdc,
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in.Environment,
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in.AccountKeeper,
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in.BankKeeper,
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as,
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in.ValidatorAddressCodec,
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in.ConsensusAddressCodec,
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in.CometInfoService,
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)
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m := NewAppModule(in.Cdc, k, in.AccountKeeper, in.BankKeeper)
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return ModuleOutputs{StakingKeeper: k, Module: m}
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}
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func InvokeSetStakingHooks(
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config *modulev1.Module,
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keeper *keeper.Keeper,
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stakingHooks map[string]types.StakingHooksWrapper,
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) error {
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// all arguments to invokers are optional
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if keeper == nil || config == nil {
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return nil
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}
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modNames := maps.Keys(stakingHooks)
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order := config.HooksOrder
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if len(order) == 0 {
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order = modNames
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sort.Strings(order)
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}
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if len(order) != len(modNames) {
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return fmt.Errorf("len(hooks_order: %v) != len(hooks modules: %v)", order, modNames)
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}
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if len(modNames) == 0 {
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return nil
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}
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var multiHooks types.MultiStakingHooks
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for _, modName := range order {
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hook, ok := stakingHooks[modName]
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if !ok {
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return fmt.Errorf("can't find staking hooks for module %s", modName)
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}
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multiHooks = append(multiHooks, hook)
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}
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keeper.SetHooks(multiHooks)
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return nil
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}
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// AppModuleSimulation functions
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// GenerateGenesisState creates a randomized GenState of the staking module.
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func (AppModule) GenerateGenesisState(simState *module.SimulationState) {
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simulation.RandomizedGenState(simState)
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}
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// ProposalMsgs returns msgs used for governance proposals for simulations.
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func (AppModule) ProposalMsgs(simState module.SimulationState) []simtypes.WeightedProposalMsg {
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return simulation.ProposalMsgs()
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}
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// RegisterStoreDecoder registers a decoder for staking module's types
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func (am AppModule) RegisterStoreDecoder(sdr simtypes.StoreDecoderRegistry) {
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sdr[types.StoreKey] = simulation.NewDecodeStore(am.cdc)
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}
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// WeightedOperations returns the all the staking module operations with their respective weights.
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func (am AppModule) WeightedOperations(simState module.SimulationState) []simtypes.WeightedOperation {
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return simulation.WeightedOperations(
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simState.AppParams, simState.Cdc, simState.TxConfig,
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am.accountKeeper, am.bankKeeper, am.keeper,
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)
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}
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