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ibc/02-client: import export GenesisState (cosmos#6073)
* ibc/02-client: import export GenesisState * client validation * genesis validation * ibc genesis tests * GetAllConsensusStates test * fix non-determinism * lint * fix test
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| package client | ||
|
|
||
| import ( | ||
| sdk "github.com/cosmos/cosmos-sdk/types" | ||
| ) | ||
|
|
||
| // InitGenesis initializes the ibc client submodule's state from a provided genesis | ||
| // state. | ||
| func InitGenesis(ctx sdk.Context, k Keeper, gs GenesisState) { | ||
| for _, client := range gs.Clients { | ||
| k.SetClientState(ctx, client) | ||
| k.SetClientType(ctx, client.GetID(), client.ClientType()) | ||
| } | ||
| for _, cs := range gs.ClientsConsensus { | ||
| for _, consState := range cs.ConsensusStates { | ||
| k.SetClientConsensusState(ctx, cs.ClientID, consState.GetHeight(), consState) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| // ExportGenesis returns the ibc client submodule's exported genesis. | ||
| func ExportGenesis(ctx sdk.Context, k Keeper) GenesisState { | ||
| return GenesisState{ | ||
| Clients: k.GetAllClients(ctx), | ||
| ClientsConsensus: k.GetAllConsensusStates(ctx), | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,69 @@ | ||
| package types | ||
|
|
||
| import ( | ||
| "fmt" | ||
|
|
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| "github.com/cosmos/cosmos-sdk/x/ibc/02-client/exported" | ||
| host "github.com/cosmos/cosmos-sdk/x/ibc/24-host" | ||
| ) | ||
|
|
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| // ClientConsensusStates defines all the stored consensus states for a given client. | ||
| type ClientConsensusStates struct { | ||
| ClientID string `json:"client_id" yaml:"client_id"` | ||
| ConsensusStates []exported.ConsensusState `json:"consensus_states" yaml:"consensus_states"` | ||
| } | ||
|
|
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| // NewClientConsensusStates creates a new ClientConsensusStates instance. | ||
| func NewClientConsensusStates(id string, states []exported.ConsensusState) ClientConsensusStates { | ||
| return ClientConsensusStates{ | ||
| ClientID: id, | ||
| ConsensusStates: states, | ||
| } | ||
| } | ||
|
|
||
| // GenesisState defines the ibc client submodule's genesis state. | ||
| type GenesisState struct { | ||
| Clients []exported.ClientState `json:"clients" yaml:"clients"` | ||
| ClientsConsensus []ClientConsensusStates `json:"clients_consensus" yaml:"clients_consensus"` | ||
| } | ||
|
|
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| // NewGenesisState creates a GenesisState instance. | ||
| func NewGenesisState( | ||
| clients []exported.ClientState, clientsConsensus []ClientConsensusStates, | ||
| ) GenesisState { | ||
| return GenesisState{ | ||
| Clients: clients, | ||
| ClientsConsensus: clientsConsensus, | ||
| } | ||
| } | ||
|
|
||
| // DefaultGenesisState returns the ibc client submodule's default genesis state. | ||
| func DefaultGenesisState() GenesisState { | ||
| return GenesisState{ | ||
| Clients: []exported.ClientState{}, | ||
| ClientsConsensus: []ClientConsensusStates{}, | ||
| } | ||
| } | ||
|
|
||
| // Validate performs basic genesis state validation returning an error upon any | ||
| // failure. | ||
| func (gs GenesisState) Validate() error { | ||
| for i, client := range gs.Clients { | ||
| if err := client.Validate(); err != nil { | ||
| return fmt.Errorf("invalid client %d: %w", i, err) | ||
| } | ||
| } | ||
|
|
||
| for i, cs := range gs.ClientsConsensus { | ||
| if err := host.DefaultClientIdentifierValidator(cs.ClientID); err != nil { | ||
| return fmt.Errorf("invalid client consensus state %d: %w", i, err) | ||
| } | ||
| for _, consensusState := range cs.ConsensusStates { | ||
| if err := consensusState.ValidateBasic(); err != nil { | ||
| return fmt.Errorf("invalid client consensus state %d: %w", i, err) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| return nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,135 @@ | ||
| package types_test | ||
|
|
||
| import ( | ||
| "testing" | ||
| "time" | ||
|
|
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| "github.com/stretchr/testify/require" | ||
|
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| tmtypes "github.com/tendermint/tendermint/types" | ||
| dbm "github.com/tendermint/tm-db" | ||
|
|
||
| "github.com/cosmos/cosmos-sdk/store/cachekv" | ||
| "github.com/cosmos/cosmos-sdk/store/dbadapter" | ||
| "github.com/cosmos/cosmos-sdk/x/ibc/02-client/exported" | ||
| "github.com/cosmos/cosmos-sdk/x/ibc/02-client/types" | ||
| ibctmtypes "github.com/cosmos/cosmos-sdk/x/ibc/07-tendermint/types" | ||
| localhosttypes "github.com/cosmos/cosmos-sdk/x/ibc/09-localhost/types" | ||
| commitmenttypes "github.com/cosmos/cosmos-sdk/x/ibc/23-commitment/types" | ||
| ) | ||
|
|
||
| const ( | ||
| clientID = "ethbridge" | ||
|
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| trustingPeriod time.Duration = time.Hour * 24 * 7 * 2 | ||
| ubdPeriod time.Duration = time.Hour * 24 * 7 * 3 | ||
| maxClockDrift time.Duration = time.Second * 10 | ||
| ) | ||
|
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| func TestValidateGenesis(t *testing.T) { | ||
| privVal := tmtypes.NewMockPV() | ||
| pubKey, err := privVal.GetPubKey() | ||
| require.NoError(t, err) | ||
|
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| now := time.Now().UTC() | ||
|
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| val := tmtypes.NewValidator(pubKey, 10) | ||
| valSet := tmtypes.NewValidatorSet([]*tmtypes.Validator{val}) | ||
|
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| mem := dbadapter.Store{DB: dbm.NewMemDB()} | ||
| store := cachekv.NewStore(mem) | ||
| header := ibctmtypes.CreateTestHeader("chainID", 10, now, valSet, []tmtypes.PrivValidator{privVal}) | ||
|
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| testCases := []struct { | ||
| name string | ||
| genState types.GenesisState | ||
| expPass bool | ||
| }{ | ||
| { | ||
| name: "default", | ||
| genState: types.DefaultGenesisState(), | ||
| expPass: true, | ||
| }, | ||
| { | ||
| name: "valid genesis", | ||
| genState: types.NewGenesisState( | ||
| []exported.ClientState{ | ||
| ibctmtypes.NewClientState(clientID, trustingPeriod, ubdPeriod, maxClockDrift, header), | ||
| localhosttypes.NewClientState(store, "chaindID", 10), | ||
| }, | ||
| []types.ClientConsensusStates{ | ||
| { | ||
| clientID, | ||
| []exported.ConsensusState{ | ||
| ibctmtypes.NewConsensusState( | ||
| header.Time, commitmenttypes.NewMerkleRoot(header.AppHash), header.GetHeight(), header.ValidatorSet, | ||
| ), | ||
| }, | ||
| }, | ||
| }, | ||
| ), | ||
| expPass: true, | ||
| }, | ||
| { | ||
| name: "invalid client", | ||
| genState: types.NewGenesisState( | ||
| []exported.ClientState{ | ||
| ibctmtypes.NewClientState(clientID, trustingPeriod, ubdPeriod, maxClockDrift, header), | ||
| localhosttypes.NewClientState(store, "chaindID", 0), | ||
| }, | ||
| nil, | ||
| ), | ||
| expPass: false, | ||
| }, | ||
| { | ||
| name: "invalid consensus state", | ||
| genState: types.NewGenesisState( | ||
| []exported.ClientState{ | ||
| ibctmtypes.NewClientState(clientID, trustingPeriod, ubdPeriod, maxClockDrift, header), | ||
| localhosttypes.NewClientState(store, "chaindID", 10), | ||
| }, | ||
| []types.ClientConsensusStates{ | ||
| { | ||
| "CLIENTID2", | ||
| []exported.ConsensusState{ | ||
| ibctmtypes.NewConsensusState( | ||
| header.Time, commitmenttypes.NewMerkleRoot(header.AppHash), 0, header.ValidatorSet, | ||
| ), | ||
| }, | ||
| }, | ||
| }, | ||
| ), | ||
| expPass: false, | ||
| }, | ||
| { | ||
| name: "invalid consensus state", | ||
| genState: types.NewGenesisState( | ||
| []exported.ClientState{ | ||
| ibctmtypes.NewClientState(clientID, trustingPeriod, ubdPeriod, maxClockDrift, header), | ||
| localhosttypes.NewClientState(store, "chaindID", 10), | ||
| }, | ||
| []types.ClientConsensusStates{ | ||
| types.NewClientConsensusStates( | ||
| clientID, | ||
| []exported.ConsensusState{ | ||
| ibctmtypes.NewConsensusState( | ||
| header.Time, commitmenttypes.NewMerkleRoot(header.AppHash), 0, header.ValidatorSet, | ||
| ), | ||
| }, | ||
| ), | ||
| }, | ||
| ), | ||
| expPass: false, | ||
| }, | ||
| } | ||
|
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| for _, tc := range testCases { | ||
| tc := tc | ||
| err := tc.genState.Validate() | ||
| if tc.expPass { | ||
| require.NoError(t, err, tc.name) | ||
| } else { | ||
| require.Error(t, err, tc.name) | ||
| } | ||
| } | ||
| } |
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