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consensus/clique, internal/web3ext: support hash based API queries (#14321)

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* consensus/clique, internal/web3ext: support hash based API queries

* consensus/clique: make RPC return types public
This commit is contained in:
Péter Szilágyi
2017-04-12 15:37:10 +03:00
committed by GitHub
parent 050ceff1ae
commit 6b7ae4e751
6 changed files with 66 additions and 32 deletions
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24
consensus/clique/api.go
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@ -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()