ipld-eth-beacon-indexer/pkg/beaconclient/checksyncstatus.go
Abdul Rabbani a31c9226ec Handle Skipped Slots (#34)
* Ensure that the node is synced at boot time

* Update test + add logic for checking skipped slots

* Update boot check

* Add skip_sync to config.

* Update a test so it fails
2022-05-17 16:45:40 -04:00

58 lines
1.5 KiB
Go

package beaconclient
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
log "github.com/sirupsen/logrus"
"github.com/vulcanize/ipld-ethcl-indexer/pkg/loghelper"
)
// The sync response
type Sync struct {
Data SyncData `json:"data"`
}
// The sync data
type SyncData struct {
IsSync bool `json:"is_syncing"`
HeadSlot string `json:"head_slot"`
SyncDistance string `json:"sync_distance"`
}
// This function will check to see if we are synced up with the head of chain.
//{"data":{"is_syncing":true,"head_slot":"62528","sync_distance":"3734299"}}
func (bc BeaconClient) CheckHeadSync() (bool, error) {
bcSync := bc.ServerEndpoint + BcSyncStatusEndpoint
resp, err := http.Get(bcSync)
if err != nil {
loghelper.LogEndpoint(bcSync).Error("Unable to check the sync status")
return true, err
}
if resp.StatusCode < 200 || resp.StatusCode > 299 {
loghelper.LogEndpoint(bcSync).WithFields(log.Fields{"returnCode": resp.StatusCode}).Error("Error when getting the sync status")
return true, fmt.Errorf("Querying the sync status returned a non 2xx status code, code provided: %d", resp.StatusCode)
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
return true, err
}
var syncStatus Sync
if err := json.Unmarshal(body, &syncStatus); err != nil {
loghelper.LogEndpoint(bcSync).WithFields(log.Fields{
"rawMessage": string(body),
"err": err,
}).Error("Unable to unmarshal sync status")
return true, err
}
return syncStatus.Data.IsSync, nil
}