123 lines
4.4 KiB
Go
123 lines
4.4 KiB
Go
package slashing
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import (
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"fmt"
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"time"
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sdk "github.com/cosmos/cosmos-sdk/types"
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)
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// Stored by *validator* address (not operator address)
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func (k Keeper) getValidatorSigningInfo(ctx sdk.Context, address sdk.ConsAddress) (info ValidatorSigningInfo, found bool) {
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store := ctx.KVStore(k.storeKey)
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bz := store.Get(GetValidatorSigningInfoKey(address))
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if bz == nil {
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found = false
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return
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}
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k.cdc.MustUnmarshalBinaryLengthPrefixed(bz, &info)
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found = true
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return
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}
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// Stored by *validator* address (not operator address)
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func (k Keeper) IterateValidatorSigningInfos(ctx sdk.Context, handler func(address sdk.ConsAddress, info ValidatorSigningInfo) (stop bool)) {
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store := ctx.KVStore(k.storeKey)
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iter := sdk.KVStorePrefixIterator(store, ValidatorSigningInfoKey)
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defer iter.Close()
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for ; iter.Valid(); iter.Next() {
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address := GetValidatorSigningInfoAddress(iter.Key())
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var info ValidatorSigningInfo
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k.cdc.MustUnmarshalBinaryLengthPrefixed(iter.Value(), &info)
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if handler(address, info) {
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break
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}
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}
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}
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// Stored by *validator* address (not operator address)
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func (k Keeper) SetValidatorSigningInfo(ctx sdk.Context, address sdk.ConsAddress, info ValidatorSigningInfo) {
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store := ctx.KVStore(k.storeKey)
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bz := k.cdc.MustMarshalBinaryLengthPrefixed(info)
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store.Set(GetValidatorSigningInfoKey(address), bz)
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}
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// Stored by *validator* address (not operator address)
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func (k Keeper) getValidatorMissedBlockBitArray(ctx sdk.Context, address sdk.ConsAddress, index int64) (missed bool) {
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store := ctx.KVStore(k.storeKey)
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bz := store.Get(GetValidatorMissedBlockBitArrayKey(address, index))
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if bz == nil {
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// lazy: treat empty key as not missed
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missed = false
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return
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}
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k.cdc.MustUnmarshalBinaryLengthPrefixed(bz, &missed)
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return
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}
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// Stored by *validator* address (not operator address)
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func (k Keeper) IterateValidatorMissedBlockBitArray(ctx sdk.Context, address sdk.ConsAddress, handler func(index int64, missed bool) (stop bool)) {
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store := ctx.KVStore(k.storeKey)
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index := int64(0)
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// Array may be sparse
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for ; index < k.SignedBlocksWindow(ctx); index++ {
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var missed bool
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bz := store.Get(GetValidatorMissedBlockBitArrayKey(address, index))
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if bz == nil {
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continue
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}
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k.cdc.MustUnmarshalBinaryLengthPrefixed(bz, &missed)
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if handler(index, missed) {
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break
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}
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}
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}
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// Stored by *validator* address (not operator address)
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func (k Keeper) setValidatorMissedBlockBitArray(ctx sdk.Context, address sdk.ConsAddress, index int64, missed bool) {
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store := ctx.KVStore(k.storeKey)
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bz := k.cdc.MustMarshalBinaryLengthPrefixed(missed)
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store.Set(GetValidatorMissedBlockBitArrayKey(address, index), bz)
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}
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// Stored by *validator* address (not operator address)
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func (k Keeper) clearValidatorMissedBlockBitArray(ctx sdk.Context, address sdk.ConsAddress) {
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store := ctx.KVStore(k.storeKey)
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iter := sdk.KVStorePrefixIterator(store, GetValidatorMissedBlockBitArrayPrefixKey(address))
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defer iter.Close()
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for ; iter.Valid(); iter.Next() {
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store.Delete(iter.Key())
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}
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}
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// Construct a new `ValidatorSigningInfo` struct
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func NewValidatorSigningInfo(startHeight int64, indexOffset int64, jailedUntil time.Time, tombstoned bool, missedBlocksCounter int64) ValidatorSigningInfo {
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return ValidatorSigningInfo{
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StartHeight: startHeight,
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IndexOffset: indexOffset,
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JailedUntil: jailedUntil,
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Tombstoned: tombstoned,
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MissedBlocksCounter: missedBlocksCounter,
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}
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}
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// Signing info for a validator
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type ValidatorSigningInfo struct {
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StartHeight int64 `json:"start_height"` // height at which validator was first a candidate OR was unjailed
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IndexOffset int64 `json:"index_offset"` // index offset into signed block bit array
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JailedUntil time.Time `json:"jailed_until"` // timestamp validator cannot be unjailed until
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Tombstoned bool `json:"tombstoned"` // whether or not a validator has been tombstoned (killed out of validator set)
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MissedBlocksCounter int64 `json:"missed_blocks_counter"` // missed blocks counter (to avoid scanning the array every time)
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}
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// Return human readable signing info
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func (i ValidatorSigningInfo) String() string {
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return fmt.Sprintf(`Start Height: %d
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Index Offset: %d
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Jailed Until: %v
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Tombstoned: %t
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Missed Blocks Counter: %d`,
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i.StartHeight, i.IndexOffset, i.JailedUntil,
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i.Tombstoned, i.MissedBlocksCounter)
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}
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