merge retry mechanism change from gorealis v1 to gorealis v2 Part 2

helpers.go

@@ -0,0 +1,21 @@
+package realis
+
+import (
+	"context"
+
+	"github.com/aurora-scheduler/gorealis/v2/gen-go/apache/aurora"
+)
+
+func (r *Client) jobExists(key aurora.JobKey) (bool, error) {
+	resp, err := r.client.GetConfigSummary(context.TODO(), &key)
+	if err != nil {
+		return false, err
+	}
+
+	return !(resp == nil ||
+			resp.GetResult_() == nil ||
+			resp.GetResult_().GetConfigSummaryResult_() == nil ||
+			resp.GetResult_().GetConfigSummaryResult_().GetSummary() == nil ||
+			resp.GetResponseCode() != aurora.ResponseCode_OK),
+		nil
+}