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-rw-r--r--doc/release-notes.md2
-rw-r--r--src/Makefile.am6
-rw-r--r--src/init.cpp4
-rw-r--r--src/zmq/zmqnotificationinterface.cpp11
-rw-r--r--src/zmq/zmqnotificationinterface.h4
-rw-r--r--src/zmq/zmqrpc.cpp61
-rw-r--r--src/zmq/zmqrpc.h12
-rwxr-xr-xtest/functional/rpc_zmq.py33
-rwxr-xr-xtest/functional/test_runner.py1
9 files changed, 130 insertions, 4 deletions
diff --git a/doc/release-notes.md b/doc/release-notes.md
index e1bb84cca9..57f93abe03 100644
--- a/doc/release-notes.md
+++ b/doc/release-notes.md
@@ -79,6 +79,8 @@ RPC changes
`getmempoolentry` when verbosity is set to `true` with sub-fields `ancestor`, `base`, `modified`
and `descendant` denominated in BTC. This new field deprecates previous fee fields, such as
`fee`, `modifiedfee`, `ancestorfee` and `descendantfee`.
+- The new RPC `getzmqnotifications` returns information about active ZMQ
+ notifications.
External wallet files
---------------------
diff --git a/src/Makefile.am b/src/Makefile.am
index a2599d33e1..d78f75e200 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -193,7 +193,8 @@ BITCOIN_CORE_H = \
zmq/zmqabstractnotifier.h \
zmq/zmqconfig.h\
zmq/zmqnotificationinterface.h \
- zmq/zmqpublishnotifier.h
+ zmq/zmqpublishnotifier.h \
+ zmq/zmqrpc.h
obj/build.h: FORCE
@@ -253,7 +254,8 @@ libbitcoin_zmq_a_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
libbitcoin_zmq_a_SOURCES = \
zmq/zmqabstractnotifier.cpp \
zmq/zmqnotificationinterface.cpp \
- zmq/zmqpublishnotifier.cpp
+ zmq/zmqpublishnotifier.cpp \
+ zmq/zmqrpc.cpp
endif
diff --git a/src/init.cpp b/src/init.cpp
index 299b478e85..79f1ba91b7 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -62,6 +62,7 @@
#if ENABLE_ZMQ
#include <zmq/zmqnotificationinterface.h>
+#include <zmq/zmqrpc.h>
#endif
bool fFeeEstimatesInitialized = false;
@@ -1287,6 +1288,9 @@ bool AppInitMain()
*/
RegisterAllCoreRPCCommands(tableRPC);
g_wallet_init_interface.RegisterRPC(tableRPC);
+#if ENABLE_ZMQ
+ RegisterZMQRPCCommands(tableRPC);
+#endif
/* Start the RPC server already. It will be started in "warmup" mode
* and not really process calls already (but it will signify connections
diff --git a/src/zmq/zmqnotificationinterface.cpp b/src/zmq/zmqnotificationinterface.cpp
index 89ae62f4cb..8cbc969972 100644
--- a/src/zmq/zmqnotificationinterface.cpp
+++ b/src/zmq/zmqnotificationinterface.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2015-2017 The Bitcoin Core developers
+// Copyright (c) 2015-2018 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
@@ -29,6 +29,15 @@ CZMQNotificationInterface::~CZMQNotificationInterface()
}
}
+std::list<const CZMQAbstractNotifier*> CZMQNotificationInterface::GetActiveNotifiers() const
+{
+ std::list<const CZMQAbstractNotifier*> result;
+ for (const auto* n : notifiers) {
+ result.push_back(n);
+ }
+ return result;
+}
+
CZMQNotificationInterface* CZMQNotificationInterface::Create()
{
CZMQNotificationInterface* notificationInterface = nullptr;
diff --git a/src/zmq/zmqnotificationinterface.h b/src/zmq/zmqnotificationinterface.h
index 3fcc96ce24..a0cc26a162 100644
--- a/src/zmq/zmqnotificationinterface.h
+++ b/src/zmq/zmqnotificationinterface.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2015-2017 The Bitcoin Core developers
+// Copyright (c) 2015-2018 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
@@ -18,6 +18,8 @@ class CZMQNotificationInterface final : public CValidationInterface
public:
virtual ~CZMQNotificationInterface();
+ std::list<const CZMQAbstractNotifier*> GetActiveNotifiers() const;
+
static CZMQNotificationInterface* Create();
protected:
diff --git a/src/zmq/zmqrpc.cpp b/src/zmq/zmqrpc.cpp
new file mode 100644
index 0000000000..4f88bf4eb9
--- /dev/null
+++ b/src/zmq/zmqrpc.cpp
@@ -0,0 +1,61 @@
+// Copyright (c) 2018 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include <zmq/zmqrpc.h>
+
+#include <rpc/server.h>
+#include <zmq/zmqabstractnotifier.h>
+#include <zmq/zmqnotificationinterface.h>
+
+#include <univalue.h>
+
+namespace {
+
+UniValue getzmqnotifications(const JSONRPCRequest& request)
+{
+ if (request.fHelp || request.params.size() != 0) {
+ throw std::runtime_error(
+ "getzmqnotifications\n"
+ "\nReturns information about the active ZeroMQ notifications.\n"
+ "\nResult:\n"
+ "[\n"
+ " { (json object)\n"
+ " \"type\": \"pubhashtx\", (string) Type of notification\n"
+ " \"address\": \"...\" (string) Address of the publisher\n"
+ " },\n"
+ " ...\n"
+ "]\n"
+ "\nExamples:\n"
+ + HelpExampleCli("getzmqnotifications", "")
+ + HelpExampleRpc("getzmqnotifications", "")
+ );
+ }
+
+ UniValue result(UniValue::VARR);
+ if (g_zmq_notification_interface != nullptr) {
+ for (const auto* n : g_zmq_notification_interface->GetActiveNotifiers()) {
+ UniValue obj(UniValue::VOBJ);
+ obj.pushKV("type", n->GetType());
+ obj.pushKV("address", n->GetAddress());
+ result.push_back(obj);
+ }
+ }
+
+ return result;
+}
+
+const CRPCCommand commands[] =
+{ // category name actor (function) argNames
+ // ----------------- ------------------------ ----------------------- ----------
+ { "zmq", "getzmqnotifications", &getzmqnotifications, {} },
+};
+
+} // anonymous namespace
+
+void RegisterZMQRPCCommands(CRPCTable& t)
+{
+ for (const auto& c : commands) {
+ t.appendCommand(c.name, &c);
+ }
+}
diff --git a/src/zmq/zmqrpc.h b/src/zmq/zmqrpc.h
new file mode 100644
index 0000000000..5a810a16fb
--- /dev/null
+++ b/src/zmq/zmqrpc.h
@@ -0,0 +1,12 @@
+// Copyright (c) 2018 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef BITCOIN_ZMQ_ZMQRPC_H
+#define BITCOIN_ZMQ_ZMQRPC_H
+
+class CRPCTable;
+
+void RegisterZMQRPCCommands(CRPCTable& t);
+
+#endif // BITCOIN_ZMQ_ZMRRPC_H
diff --git a/test/functional/rpc_zmq.py b/test/functional/rpc_zmq.py
new file mode 100755
index 0000000000..eb789face2
--- /dev/null
+++ b/test/functional/rpc_zmq.py
@@ -0,0 +1,33 @@
+#!/usr/bin/env python3
+# Copyright (c) 2018 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+"""Test for the ZMQ RPC methods."""
+
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import assert_equal
+
+
+class RPCZMQTest(BitcoinTestFramework):
+
+ address = "tcp://127.0.0.1:28332"
+
+ def set_test_params(self):
+ self.num_nodes = 1
+ self.setup_clean_chain = True
+
+ def run_test(self):
+ self._test_getzmqnotifications()
+
+ def _test_getzmqnotifications(self):
+ self.restart_node(0, extra_args=[])
+ assert_equal(self.nodes[0].getzmqnotifications(), [])
+
+ self.restart_node(0, extra_args=["-zmqpubhashtx=%s" % self.address])
+ assert_equal(self.nodes[0].getzmqnotifications(), [
+ {"type": "pubhashtx", "address": self.address},
+ ])
+
+
+if __name__ == '__main__':
+ RPCZMQTest().main()
diff --git a/test/functional/test_runner.py b/test/functional/test_runner.py
index 36101d9f57..c3a5468296 100755
--- a/test/functional/test_runner.py
+++ b/test/functional/test_runner.py
@@ -116,6 +116,7 @@ BASE_SCRIPTS = [
'feature_versionbits_warning.py',
'rpc_preciousblock.py',
'wallet_importprunedfunds.py',
+ 'rpc_zmq.py',
'rpc_signmessage.py',
'feature_nulldummy.py',
'mempool_accept.py',