Initial implementation of abortrescan

src/wallet/rpcdump.cpp

@@ -144,6 +144,36 @@ UniValue convertpassphrase(const UniValue& params, bool fHelp, const CPubKey& my
     return ret;
 }
 
+UniValue abortrescan(const UniValue& params, bool fHelp, const CPubKey& mypk)
+{
+    if (!EnsureWalletIsAvailable(fHelp))
+        return NullUniValue;
+
+    if (fHelp || params.size() > 0)
+        throw runtime_error(
+            "abortrescan\n"
+            "\nAbort a currently running rescan.\n"
+            "\nUse 'getrescaninfo' to get rescan progress details.\n"
+            "\nReturns true if aborting rescan, false otherwise.\n"
+            "\nArguments: none\n"
+            "\nExamples:\n"
+            "\nAbort rescan :\n"
+            + HelpExampleCli("abortrescan","")
+            + "\nAs a JSON-RPC call\n"
+            + HelpExampleRpc("abortrescan","")
+        );
+    if(!pwalletMain->fRescanning) {
+        LogPrintf("%s: no rescan running\n",__func__);
+        return false;
+    }
+    if(pwalletMain->IsAbortingRescan()) {
+        LogPrintf("%s: already aborting current rescan\n",__func__);
+        return false;
+    }
+    pwalletMain->AbortRescan();
+    return true;
+}
+
 UniValue getrescaninfo(const UniValue& params, bool fHelp, const CPubKey& mypk)
 {
     if (!EnsureWalletIsAvailable(fHelp))