Add prev block hash to stats

go-pool/stratum/api.go

@@ -42,6 +42,7 @@ func (s *StratumServer) StatsIndex(w http.ResponseWriter, r *http.Request) {
 		stats["diff"] = t.Difficulty
 		roundShares := atomic.LoadInt64(&s.roundShares)
 		stats["variance"] = float64(roundShares) / float64(t.Difficulty)
+		stats["prevHash"] = t.PrevHash[0:8]
 		stats["template"] = true
 	}
 	json.NewEncoder(w).Encode(stats)

www/index.html

@@ -48,8 +48,9 @@
         <div class="col-xs-12">
           {{#if template}}
           <p>
-            <strong>Block height:</strong> <span class="label label-primary">{{height}}</span>
+            <strong>Block Height:</strong> <span class="label label-primary">{{height}}</span>
             <strong>Difficulty:</strong> <span class="label label-primary">{{formatNumber diff maximumFractionDigits=4}}</span>
+            <strong>PrevHash:</strong> <span class="label label-primary">{{prevHash}}</span>
           </p>
           {{/if}}
         </div>