[RPC] Add getcachedblockhashes function

random-zebra · random-zebra · commit 32617a7f9204 · 2020-10-19T11:21:34.000+02:00
which can be used for testing the contents of the cycling vector
diff --git a/src/masternodeman.h b/src/masternodeman.h
@@ -173,6 +173,7 @@ class CMasternodeMan
     void UncacheBlockHash(const CBlockIndex* pindex);
     uint256 GetHashAtHeight(int nHeight) const;
     bool IsWithinDepth(const uint256& nHash, int depth) const;
+    std::vector<uint256> GetCachedBlocks() const { return cvLastBlockHashes.GetCache(); }
 };
 
 void ThreadCheckMasternodes();
diff --git a/src/rpc/masternode.cpp b/src/rpc/masternode.cpp
@@ -18,6 +18,31 @@
 
 #include <boost/tokenizer.hpp>
 
+UniValue getcachedblockhashes(const JSONRPCRequest& request)
+{
+    if (request.fHelp || request.params.size() > 0)
+        throw std::runtime_error(
+            "getcachedblockhashes \n"
+            "\nReturn the block hashes cached in the masternode manager\n"
+
+            "\nResult:\n"
+            "[\n"
+            "  ...\n"
+            "  \"xxxx\",   (string) hash at Index d (height modulo max cache size)\n"
+            "  ...\n"
+            "]\n"
+
+            "\nExamples:\n" +
+            HelpExampleCli("getcachedblockhashes", "") + HelpExampleRpc("getcachedblockhashes", ""));
+
+    std::vector<uint256> vCacheCopy = mnodeman.GetCachedBlocks();
+    UniValue ret(UniValue::VARR);
+    for (int i = 0; (unsigned) i < vCacheCopy.size(); i++) {
+        ret.push_back(vCacheCopy[i].ToString());
+    }
+    return ret;
+}
+
 UniValue listmasternodes(const JSONRPCRequest& request)
 {
     std::string strFilter = "";
diff --git a/src/rpc/server.cpp b/src/rpc/server.cpp
@@ -361,6 +361,7 @@ static const CRPCCommand vRPCCommands[] =
 
         /* PIVX features */
         {"pivx", "listmasternodes", &listmasternodes, true },
+        {"pivx", "getcachedblockhashes", &getcachedblockhashes, true },
         {"pivx", "getmasternodecount", &getmasternodecount, true },
         {"pivx", "createmasternodebroadcast", &createmasternodebroadcast, true },
         {"pivx", "decodemasternodebroadcast", &decodemasternodebroadcast, true },
diff --git a/src/rpc/server.h b/src/rpc/server.h
@@ -275,6 +275,7 @@ extern void validaterange(const UniValue& params, int& heightStart, int& heightE
 
 // in rpc/masternode.cpp
 extern UniValue listmasternodes(const JSONRPCRequest& request);
+extern UniValue getcachedblockhashes(const JSONRPCRequest& request);
 extern UniValue getmasternodecount(const JSONRPCRequest& request);
 extern UniValue createmasternodebroadcast(const JSONRPCRequest& request);
 extern UniValue decodemasternodebroadcast(const JSONRPCRequest& request);
