erigon-pulse/cmd/rpcdaemon/commands/bor_api.go
Manav Darji 6f0a02ac42
[bor] Implement bor_getSnapshotProposerSequence RPC method (#7770)
Implements `bor_getSnapshotProposerSequence` RPC method which returns an
ordered set of validators (selected to mine) for a given block number.

```
> curl http://localhost:8545 -X POST --data '{"jsonrpc":"2.0","method":"bor_getSnapshotProposerSequence","params":["0x235A310"],"id":1}' -H "Content-Type: application/json"

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "Signers": [
      {
        "Signer": "0xcfef2a3dc244ef7d0fb93c45e762d671445c4569",
        "Difficulty": 5
      },
      {
        "Signer": "0x3a22c8bc68e98b0faf40f349dd2b2890fae01484",
        "Difficulty": 4
      },
      {
        "Signer": "0xbe188d6641e8b680743a4815dfa0f6208038960f",
        "Difficulty": 3
      },
      {
        "Signer": "0xc26880a0af2ea0c7e8130e6ec47af756465452e8",
        "Difficulty": 2
      },
      {
        "Signer": "0xc275dc8be39f50d12f66b6a63629c39da5bae5bd",
        "Difficulty": 1
      }
    ],
    "Diff": 5,
    "Author": "0xcfef2a3dc244ef7d0fb93c45e762d671445c4569"
  }
}
```
2023-06-27 22:15:45 +07:00

40 lines
1.2 KiB
Go

package commands
import (
"github.com/ledgerwatch/erigon-lib/common"
"github.com/ledgerwatch/erigon-lib/kv"
"github.com/ledgerwatch/erigon/consensus/bor/valset"
"github.com/ledgerwatch/erigon/rpc"
)
// BorAPI Bor specific routines
type BorAPI interface {
// Bor snapshot related (see ./bor_snapshot.go)
GetSnapshot(number *rpc.BlockNumber) (*Snapshot, error)
GetAuthor(number *rpc.BlockNumber) (*common.Address, error)
GetSnapshotAtHash(hash common.Hash) (*Snapshot, error)
GetSigners(number *rpc.BlockNumber) ([]common.Address, error)
GetSignersAtHash(hash common.Hash) ([]common.Address, error)
GetCurrentProposer() (common.Address, error)
GetCurrentValidators() ([]*valset.Validator, error)
GetSnapshotProposerSequence(blockNrOrHash *rpc.BlockNumberOrHash) (BlockSigners, error)
GetRootHash(start uint64, end uint64) (string, error)
}
// BorImpl is implementation of the BorAPI interface
type BorImpl struct {
*BaseAPI
db kv.RoDB // the chain db
borDb kv.RoDB // the consensus db
}
// NewBorAPI returns BorImpl instance
func NewBorAPI(base *BaseAPI, db kv.RoDB, borDb kv.RoDB) *BorImpl {
return &BorImpl{
BaseAPI: base,
db: db,
borDb: borDb,
}
}