diff options
Diffstat (limited to 'consensus/clique/api.go')
| -rw-r--r-- | consensus/clique/api.go | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/consensus/clique/api.go b/consensus/clique/api.go index 0cf25abff..b875eef01 100644 --- a/consensus/clique/api.go +++ b/consensus/clique/api.go @@ -31,7 +31,7 @@ type API struct { } // GetSnapshot retrieves the state snapshot at a given block. -func (api *API) GetSnapshot(number *rpc.BlockNumber) (interface{}, error) { +func (api *API) GetSnapshot(number *rpc.BlockNumber) (*Snapshot, error) { // Retrieve the requested block number (or current if none requested) var header *types.Header if number == nil || *number == rpc.LatestBlockNumber { @@ -46,6 +46,15 @@ func (api *API) GetSnapshot(number *rpc.BlockNumber) (interface{}, error) { return api.clique.snapshot(api.chain, header.Number.Uint64(), header.Hash(), nil) } +// GetSnapshotAtHash retrieves the state snapshot at a given block. +func (api *API) GetSnapshotAtHash(hash common.Hash) (*Snapshot, error) { + header := api.chain.GetHeaderByHash(hash) + if header == nil { + return nil, errUnknownBlock + } + return api.clique.snapshot(api.chain, header.Number.Uint64(), header.Hash(), nil) +} + // GetSigners retrieves the list of authorized signers at the specified block. func (api *API) GetSigners(number *rpc.BlockNumber) ([]common.Address, error) { // Retrieve the requested block number (or current if none requested) @@ -66,6 +75,19 @@ func (api *API) GetSigners(number *rpc.BlockNumber) ([]common.Address, error) { return snap.signers(), nil } +// GetSignersAtHash retrieves the state snapshot at a given block. +func (api *API) GetSignersAtHash(hash common.Hash) ([]common.Address, error) { + header := api.chain.GetHeaderByHash(hash) + if header == nil { + return nil, errUnknownBlock + } + snap, err := api.clique.snapshot(api.chain, header.Number.Uint64(), header.Hash(), nil) + if err != nil { + return nil, err + } + return snap.signers(), nil +} + // Proposals returns the current proposals the node tries to uphold and vote on. func (api *API) Proposals() map[common.Address]bool { api.clique.lock.RLock() |