/
throttle_legacy.go
111 lines (97 loc) · 4.06 KB
/
throttle_legacy.go
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package keeper
import (
"fmt"
storetypes "cosmossdk.io/store/types"
sdktypes "github.com/cosmos/cosmos-sdk/types"
providertypes "github.com/cosmos/interchain-security/v5/x/ccv/provider/types"
ccvtypes "github.com/cosmos/interchain-security/v5/x/ccv/types"
)
// Pending packet data type enum, used to encode the type of packet data stored at each entry in the mutual queue.
// Note this type is copy/pasted from throttle v1 code.
const (
slashPacketData byte = iota
vscMaturedPacketData
)
// Deprecated: LegacyGetAllThrottledPacketData is deprecated for ICS >= v4.0.0.
// LegacyGetAllThrottledPacketData returns all throttled packet data that was queued on the provider for a given consumer chain.
func (k Keeper) LegacyGetAllThrottledPacketData(ctx sdktypes.Context, consumerChainID string) (
slashData []ccvtypes.SlashPacketData, vscMaturedData []ccvtypes.VSCMaturedPacketData,
) {
slashData = []ccvtypes.SlashPacketData{}
vscMaturedData = []ccvtypes.VSCMaturedPacketData{}
store := ctx.KVStore(k.storeKey)
iteratorPrefix := providertypes.ChainIdWithLenKey(providertypes.ThrottledPacketDataBytePrefix, consumerChainID)
iterator := storetypes.KVStorePrefixIterator(store, iteratorPrefix)
defer iterator.Close()
for ; iterator.Valid(); iterator.Next() {
bz := iterator.Value()
switch bz[0] {
case slashPacketData:
d := ccvtypes.SlashPacketData{}
if err := d.Unmarshal(bz[1:]); err != nil {
k.Logger(ctx).Error(fmt.Sprintf("failed to unmarshal slash packet data: %v", err))
continue
}
slashData = append(slashData, d)
case vscMaturedPacketData:
d := ccvtypes.VSCMaturedPacketData{}
if err := d.Unmarshal(bz[1:]); err != nil {
k.Logger(ctx).Error(fmt.Sprintf("failed to unmarshal vsc matured packet data: %v", err))
continue
}
vscMaturedData = append(vscMaturedData, d)
default:
k.Logger(ctx).Error(fmt.Sprintf("invalid packet data type: %v", bz[0]))
continue
}
}
return slashData, vscMaturedData
}
// Deprecated: LegacyDeleteThrottledPacketDataForConsumer is deprecated for ICS >= v4.0.0.
// LegacyDeleteThrottledPacketDataForConsumer removes all throttled packet data that was queued on the provider for a given consumer chain.
func (k Keeper) LegacyDeleteThrottledPacketDataForConsumer(ctx sdktypes.Context, consumerChainID string) {
store := ctx.KVStore(k.storeKey)
iteratorPrefix := providertypes.ChainIdWithLenKey(providertypes.ThrottledPacketDataBytePrefix, consumerChainID)
iterator := storetypes.KVStorePrefixIterator(store, iteratorPrefix)
defer iterator.Close()
keysToDel := [][]byte{}
for ; iterator.Valid(); iterator.Next() {
keysToDel = append(keysToDel, iterator.Key())
}
// Delete data for this consumer
for _, key := range keysToDel {
store.Delete(key)
}
// Delete size of data queue for this consumer
store.Delete(providertypes.ThrottledPacketDataSizeKey(consumerChainID))
}
// Deprecated: LegacyQueueThrottledPacketData is deprecated for ICS >= v4.0.0.
// LegacyQueueThrottledPacketData queues throttled packet data for a given consumer chain on the provider.
// The method should not be used because the provider does not process throttled packet data anymore.
func (k Keeper) LegacyQueueThrottledPacketData(
ctx sdktypes.Context, consumerChainID string, ibcSeqNum uint64, packetData interface{},
) error {
store := ctx.KVStore(k.storeKey)
var bz []byte
var err error
switch data := packetData.(type) {
case ccvtypes.SlashPacketData:
bz, err = data.Marshal()
if err != nil {
return fmt.Errorf("failed to marshal slash packet data: %v", err)
}
bz = append([]byte{slashPacketData}, bz...)
case ccvtypes.VSCMaturedPacketData:
bz, err = data.Marshal()
if err != nil {
return fmt.Errorf("failed to marshal vsc matured packet data: %v", err)
}
bz = append([]byte{vscMaturedPacketData}, bz...)
default:
// Indicates a developer error, this method should only be called
// by tests, QueueThrottledSlashPacketData, or QueueThrottledVSCMaturedPacketData.
panic(fmt.Sprintf("unexpected packet data type: %T", data))
}
store.Set(providertypes.ThrottledPacketDataKey(consumerChainID, ibcSeqNum), bz)
return nil
}