204 lines
8.6 KiB
Go
204 lines
8.6 KiB
Go
package keeper
|
|
|
|
import (
|
|
"time"
|
|
|
|
wasmvmtypes "github.com/CosmWasm/wasmvm/types"
|
|
"github.com/cosmos/cosmos-sdk/telemetry"
|
|
sdk "github.com/cosmos/cosmos-sdk/types"
|
|
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
|
|
|
|
"github.com/cerc-io/laconicd/x/wasm/types"
|
|
)
|
|
|
|
var _ types.IBCContractKeeper = (*Keeper)(nil)
|
|
|
|
// OnOpenChannel calls the contract to participate in the IBC channel handshake step.
|
|
// In the IBC protocol this is either the `Channel Open Init` event on the initiating chain or
|
|
// `Channel Open Try` on the counterparty chain.
|
|
// Protocol version and channel ordering should be verified for example.
|
|
// See https://github.com/cosmos/ics/tree/master/spec/ics-004-channel-and-packet-semantics#channel-lifecycle-management
|
|
func (k Keeper) OnOpenChannel(
|
|
ctx sdk.Context,
|
|
contractAddr sdk.AccAddress,
|
|
msg wasmvmtypes.IBCChannelOpenMsg,
|
|
) (string, error) {
|
|
defer telemetry.MeasureSince(time.Now(), "wasm", "contract", "ibc-open-channel")
|
|
_, codeInfo, prefixStore, err := k.contractInstance(ctx, contractAddr)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
env := types.NewEnv(ctx, contractAddr)
|
|
querier := k.newQueryHandler(ctx, contractAddr)
|
|
|
|
gas := k.runtimeGasForContract(ctx)
|
|
res, gasUsed, execErr := k.wasmVM.IBCChannelOpen(codeInfo.CodeHash, env, msg, prefixStore, cosmwasmAPI, querier, ctx.GasMeter(), gas, costJSONDeserialization)
|
|
k.consumeRuntimeGas(ctx, gasUsed)
|
|
if execErr != nil {
|
|
return "", sdkerrors.Wrap(types.ErrExecuteFailed, execErr.Error())
|
|
}
|
|
if res != nil {
|
|
return res.Version, nil
|
|
}
|
|
return "", nil
|
|
}
|
|
|
|
// OnConnectChannel calls the contract to let it know the IBC channel was established.
|
|
// In the IBC protocol this is either the `Channel Open Ack` event on the initiating chain or
|
|
// `Channel Open Confirm` on the counterparty chain.
|
|
//
|
|
// There is an open issue with the [cosmos-sdk](https://github.com/cosmos/cosmos-sdk/issues/8334)
|
|
// that the counterparty channelID is empty on the initiating chain
|
|
// See https://github.com/cosmos/ics/tree/master/spec/ics-004-channel-and-packet-semantics#channel-lifecycle-management
|
|
func (k Keeper) OnConnectChannel(
|
|
ctx sdk.Context,
|
|
contractAddr sdk.AccAddress,
|
|
msg wasmvmtypes.IBCChannelConnectMsg,
|
|
) error {
|
|
defer telemetry.MeasureSince(time.Now(), "wasm", "contract", "ibc-connect-channel")
|
|
contractInfo, codeInfo, prefixStore, err := k.contractInstance(ctx, contractAddr)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
env := types.NewEnv(ctx, contractAddr)
|
|
querier := k.newQueryHandler(ctx, contractAddr)
|
|
|
|
gas := k.runtimeGasForContract(ctx)
|
|
res, gasUsed, execErr := k.wasmVM.IBCChannelConnect(codeInfo.CodeHash, env, msg, prefixStore, cosmwasmAPI, querier, ctx.GasMeter(), gas, costJSONDeserialization)
|
|
k.consumeRuntimeGas(ctx, gasUsed)
|
|
if execErr != nil {
|
|
return sdkerrors.Wrap(types.ErrExecuteFailed, execErr.Error())
|
|
}
|
|
|
|
return k.handleIBCBasicContractResponse(ctx, contractAddr, contractInfo.IBCPortID, res)
|
|
}
|
|
|
|
// OnCloseChannel calls the contract to let it know the IBC channel is closed.
|
|
// Calling modules MAY atomically execute appropriate application logic in conjunction with calling chanCloseConfirm.
|
|
//
|
|
// Once closed, channels cannot be reopened and identifiers cannot be reused. Identifier reuse is prevented because
|
|
// we want to prevent potential replay of previously sent packets
|
|
// See https://github.com/cosmos/ics/tree/master/spec/ics-004-channel-and-packet-semantics#channel-lifecycle-management
|
|
func (k Keeper) OnCloseChannel(
|
|
ctx sdk.Context,
|
|
contractAddr sdk.AccAddress,
|
|
msg wasmvmtypes.IBCChannelCloseMsg,
|
|
) error {
|
|
defer telemetry.MeasureSince(time.Now(), "wasm", "contract", "ibc-close-channel")
|
|
|
|
contractInfo, codeInfo, prefixStore, err := k.contractInstance(ctx, contractAddr)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
params := types.NewEnv(ctx, contractAddr)
|
|
querier := k.newQueryHandler(ctx, contractAddr)
|
|
|
|
gas := k.runtimeGasForContract(ctx)
|
|
res, gasUsed, execErr := k.wasmVM.IBCChannelClose(codeInfo.CodeHash, params, msg, prefixStore, cosmwasmAPI, querier, ctx.GasMeter(), gas, costJSONDeserialization)
|
|
k.consumeRuntimeGas(ctx, gasUsed)
|
|
if execErr != nil {
|
|
return sdkerrors.Wrap(types.ErrExecuteFailed, execErr.Error())
|
|
}
|
|
|
|
return k.handleIBCBasicContractResponse(ctx, contractAddr, contractInfo.IBCPortID, res)
|
|
}
|
|
|
|
// OnRecvPacket calls the contract to process the incoming IBC packet. The contract fully owns the data processing and
|
|
// returns the acknowledgement data for the chain level. This allows custom applications and protocols on top
|
|
// of IBC. Although it is recommended to use the standard acknowledgement envelope defined in
|
|
// https://github.com/cosmos/ics/tree/master/spec/ics-004-channel-and-packet-semantics#acknowledgement-envelope
|
|
//
|
|
// For more information see: https://github.com/cosmos/ics/tree/master/spec/ics-004-channel-and-packet-semantics#packet-flow--handling
|
|
func (k Keeper) OnRecvPacket(
|
|
ctx sdk.Context,
|
|
contractAddr sdk.AccAddress,
|
|
msg wasmvmtypes.IBCPacketReceiveMsg,
|
|
) ([]byte, error) {
|
|
defer telemetry.MeasureSince(time.Now(), "wasm", "contract", "ibc-recv-packet")
|
|
contractInfo, codeInfo, prefixStore, err := k.contractInstance(ctx, contractAddr)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
env := types.NewEnv(ctx, contractAddr)
|
|
querier := k.newQueryHandler(ctx, contractAddr)
|
|
|
|
gas := k.runtimeGasForContract(ctx)
|
|
res, gasUsed, execErr := k.wasmVM.IBCPacketReceive(codeInfo.CodeHash, env, msg, prefixStore, cosmwasmAPI, querier, ctx.GasMeter(), gas, costJSONDeserialization)
|
|
k.consumeRuntimeGas(ctx, gasUsed)
|
|
if execErr != nil {
|
|
return nil, sdkerrors.Wrap(types.ErrExecuteFailed, execErr.Error())
|
|
}
|
|
if res.Err != "" { // handle error case as before https://github.com/CosmWasm/wasmvm/commit/c300106fe5c9426a495f8e10821e00a9330c56c6
|
|
return nil, sdkerrors.Wrap(types.ErrExecuteFailed, res.Err)
|
|
}
|
|
// note submessage reply results can overwrite the `Acknowledgement` data
|
|
return k.handleContractResponse(ctx, contractAddr, contractInfo.IBCPortID, res.Ok.Messages, res.Ok.Attributes, res.Ok.Acknowledgement, res.Ok.Events)
|
|
}
|
|
|
|
// OnAckPacket calls the contract to handle the "acknowledgement" data which can contain success or failure of a packet
|
|
// acknowledgement written on the receiving chain for example. This is application level data and fully owned by the
|
|
// contract. The use of the standard acknowledgement envelope is recommended: https://github.com/cosmos/ics/tree/master/spec/ics-004-channel-and-packet-semantics#acknowledgement-envelope
|
|
//
|
|
// On application errors the contract can revert an operation like returning tokens as in ibc-transfer.
|
|
//
|
|
// For more information see: https://github.com/cosmos/ics/tree/master/spec/ics-004-channel-and-packet-semantics#packet-flow--handling
|
|
func (k Keeper) OnAckPacket(
|
|
ctx sdk.Context,
|
|
contractAddr sdk.AccAddress,
|
|
msg wasmvmtypes.IBCPacketAckMsg,
|
|
) error {
|
|
defer telemetry.MeasureSince(time.Now(), "wasm", "contract", "ibc-ack-packet")
|
|
contractInfo, codeInfo, prefixStore, err := k.contractInstance(ctx, contractAddr)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
env := types.NewEnv(ctx, contractAddr)
|
|
querier := k.newQueryHandler(ctx, contractAddr)
|
|
|
|
gas := k.runtimeGasForContract(ctx)
|
|
res, gasUsed, execErr := k.wasmVM.IBCPacketAck(codeInfo.CodeHash, env, msg, prefixStore, cosmwasmAPI, querier, ctx.GasMeter(), gas, costJSONDeserialization)
|
|
k.consumeRuntimeGas(ctx, gasUsed)
|
|
if execErr != nil {
|
|
return sdkerrors.Wrap(types.ErrExecuteFailed, execErr.Error())
|
|
}
|
|
return k.handleIBCBasicContractResponse(ctx, contractAddr, contractInfo.IBCPortID, res)
|
|
}
|
|
|
|
// OnTimeoutPacket calls the contract to let it know the packet was never received on the destination chain within
|
|
// the timeout boundaries.
|
|
// The contract should handle this on the application level and undo the original operation
|
|
func (k Keeper) OnTimeoutPacket(
|
|
ctx sdk.Context,
|
|
contractAddr sdk.AccAddress,
|
|
msg wasmvmtypes.IBCPacketTimeoutMsg,
|
|
) error {
|
|
defer telemetry.MeasureSince(time.Now(), "wasm", "contract", "ibc-timeout-packet")
|
|
|
|
contractInfo, codeInfo, prefixStore, err := k.contractInstance(ctx, contractAddr)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
env := types.NewEnv(ctx, contractAddr)
|
|
querier := k.newQueryHandler(ctx, contractAddr)
|
|
|
|
gas := k.runtimeGasForContract(ctx)
|
|
res, gasUsed, execErr := k.wasmVM.IBCPacketTimeout(codeInfo.CodeHash, env, msg, prefixStore, cosmwasmAPI, querier, ctx.GasMeter(), gas, costJSONDeserialization)
|
|
k.consumeRuntimeGas(ctx, gasUsed)
|
|
if execErr != nil {
|
|
return sdkerrors.Wrap(types.ErrExecuteFailed, execErr.Error())
|
|
}
|
|
|
|
return k.handleIBCBasicContractResponse(ctx, contractAddr, contractInfo.IBCPortID, res)
|
|
}
|
|
|
|
func (k Keeper) handleIBCBasicContractResponse(ctx sdk.Context, addr sdk.AccAddress, id string, res *wasmvmtypes.IBCBasicResponse) error {
|
|
_, err := k.handleContractResponse(ctx, addr, id, res.Messages, res.Attributes, nil, res.Events)
|
|
return err
|
|
}
|