Merge bitcoin#15483: rpc: Adding a 'logpath' entry to getrpcinfo

8a6810d Add a 'logpath' field to getrpcinfo (darosior)

Pull request description:

  as discussed in bitcoin#15438

ACKs for top commit:
  laanwj:
    Tested ACK 8a6810d

Tree-SHA512: 752c7d90f670677c8144efb338c5c97c2264f85f1e65e031fd5a44f04230b6eafbabd0f634db263eb42c25642ecc1c4b1b602d4735e3fab07ec00b566134ddab

Author: laanwj

src/rpc/server.cpp

@@ -232,6 +232,10 @@ static UniValue getrpcinfo(const JSONRPCRequest& request)
     UniValue result(UniValue::VOBJ);
     result.pushKV("active_commands", active_commands);
 
+    const std::string path = LogInstance().m_file_path.string();
+    UniValue log_path(UniValue::VSTR, path);
+    result.pushKV("logpath", log_path);
+
     return result;
 }
 

test/functional/interface_rpc.py

@@ -4,6 +4,7 @@
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Tests some generic aspects of the RPC interface."""
 
+import os
 from test_framework.authproxy import JSONRPCException
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import assert_equal, assert_greater_than_or_equal
@@ -31,6 +32,7 @@ def test_getrpcinfo(self):
         command = info['active_commands'][0]
         assert_equal(command['method'], 'getrpcinfo')
         assert_greater_than_or_equal(command['duration'], 0)
+        assert_equal(info['logpath'], os.path.join(self.nodes[0].datadir, 'regtest', 'debug.log'))
 
     def test_batch_request(self):
         self.log.info("Testing basic JSON-RPC batch request...")