erigon-pulse/cmd/rpcdaemon/health/check_block.go

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2021-09-28 09:27:57 +00:00
package health
import (
"context"
"fmt"
"github.com/ledgerwatch/erigon/rpc"
)
func checkBlockNumber(blockNumber rpc.BlockNumber, api EthAPI) error {
if api == nil {
return fmt.Errorf("no connection to the Erigon server or `eth` namespace isn't enabled")
}
data, err := api.GetBlockByNumber(context.TODO(), blockNumber, false)
if err != nil {
return err
}
if len(data) == 0 { // block not found
return fmt.Errorf("no known block with number %v (%x hex)", blockNumber, blockNumber)
}
return nil
}