diff options
Diffstat (limited to 'devices')
| -rw-r--r-- | devices/Makefile.am | 8 | ||||
| -rw-r--r-- | devices/zmq_forwarder/zmq_forwarder.cpp | 7 | ||||
| -rw-r--r-- | devices/zmq_streamer/Makefile.am | 9 | ||||
| -rw-r--r-- | devices/zmq_streamer/zmq_streamer.cpp | 122 |
4 files changed, 141 insertions, 5 deletions
diff --git a/devices/Makefile.am b/devices/Makefile.am index 4cbad14..ab18976 100644 --- a/devices/Makefile.am +++ b/devices/Makefile.am @@ -2,5 +2,9 @@ if BUILD_FORWARDER FORWARDER_DIR = zmq_forwarder endif -SUBDIRS = $(FORWARDER_DIR) -DIST_SUBDIRS = zmq_forwarder +if BUILD_STREAMER +STREAMER_DIR = zmq_streamer +endif + +SUBDIRS = $(FORWARDER_DIR) $(STREAMER_DIR) +DIST_SUBDIRS = zmq_forwarder zmq_streamer diff --git a/devices/zmq_forwarder/zmq_forwarder.cpp b/devices/zmq_forwarder/zmq_forwarder.cpp index 32af5dd..d29ed62 100644 --- a/devices/zmq_forwarder/zmq_forwarder.cpp +++ b/devices/zmq_forwarder/zmq_forwarder.cpp @@ -23,7 +23,7 @@ int main (int argc, char *argv []) { if (argc != 2) { - fprintf (stderr, "usage: forwarder <config-file>\n"); + fprintf (stderr, "usage: zmq_forwarder <config-file>\n"); return 1; } @@ -53,8 +53,9 @@ int main (int argc, char *argv []) // TODO: make the number of I/O threads configurable. zmq::context_t ctx (1, 1); - zmq::socket_t in_socket (ctx, ZMQ_P2P); - zmq::socket_t out_socket (ctx, ZMQ_P2P); + zmq::socket_t in_socket (ctx, ZMQ_SUB); + in_socket.setsockopt (ZMQ_SUBSCRIBE, "*", 1); + zmq::socket_t out_socket (ctx, ZMQ_PUB); int n = 0; while (true) { diff --git a/devices/zmq_streamer/Makefile.am b/devices/zmq_streamer/Makefile.am new file mode 100644 index 0000000..e3681bf --- /dev/null +++ b/devices/zmq_streamer/Makefile.am @@ -0,0 +1,9 @@ +INCLUDES = -I$(top_builddir)/bindings/c + +bin_PROGRAMS = zmq_streamer + +zmq_streamer_LDADD = $(top_builddir)/src/libzmq.la +zmq_streamer_SOURCES = zmq_streamer.cpp +zmq_streamer_CXXFLAGS = -Wall -pedantic -Werror + + diff --git a/devices/zmq_streamer/zmq_streamer.cpp b/devices/zmq_streamer/zmq_streamer.cpp new file mode 100644 index 0000000..84e6569 --- /dev/null +++ b/devices/zmq_streamer/zmq_streamer.cpp @@ -0,0 +1,122 @@ +/* + Copyright (c) 2007-2009 FastMQ Inc. + + This file is part of 0MQ. + + 0MQ is free software; you can redistribute it and/or modify it under + the terms of the Lesser GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + 0MQ is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + Lesser GNU General Public License for more details. + + You should have received a copy of the Lesser GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#include "../../bindings/cpp/zmq.hpp" +#include "../../foreign/xmlParser/xmlParser.cpp" + +int main (int argc, char *argv []) +{ + if (argc != 2) { + fprintf (stderr, "usage: zmq_streamer <config-file>\n"); + return 1; + } + + XMLNode root = XMLNode::parseFile (argv [1]); + if (root.isEmpty ()) { + fprintf (stderr, "configuration file not found\n"); + return 1; + } + + if (strcmp (root.getName (), "streamer") != 0) { + fprintf (stderr, "root element in the configuration file should be " + "named 'streamer'\n"); + return 1; + } + + XMLNode in_node = root.getChildNode ("in"); + if (in_node.isEmpty ()) { + fprintf (stderr, "'in' node is missing in the configuration file\n"); + return 1; + } + + XMLNode out_node = root.getChildNode ("out"); + if (out_node.isEmpty ()) { + fprintf (stderr, "'out' node is missing in the configuration file\n"); + return 1; + } + + // TODO: make the number of I/O threads configurable. + zmq::context_t ctx (1, 1); + zmq::socket_t in_socket (ctx, ZMQ_UPSTREAM); + zmq::socket_t out_socket (ctx, ZMQ_DOWNSTREAM); + + int n = 0; + while (true) { + XMLNode bind = in_node.getChildNode ("bind", n); + if (bind.isEmpty ()) + break; + const char *addr = bind.getAttribute ("addr"); + if (!addr) { + fprintf (stderr, "'bind' node is missing 'addr' attribute\n"); + return 1; + } + in_socket.bind (addr); + n++; + } + + n = 0; + while (true) { + XMLNode connect = in_node.getChildNode ("connect", n); + if (connect.isEmpty ()) + break; + const char *addr = connect.getAttribute ("addr"); + if (!addr) { + fprintf (stderr, "'connect' node is missing 'addr' attribute\n"); + return 1; + } + in_socket.connect (addr); + n++; + } + + n = 0; + while (true) { + XMLNode bind = out_node.getChildNode ("bind", n); + if (bind.isEmpty ()) + break; + const char *addr = bind.getAttribute ("addr"); + if (!addr) { + fprintf (stderr, "'bind' node is missing 'addr' attribute\n"); + return 1; + } + out_socket.bind (addr); + n++; + } + + n = 0; + while (true) { + XMLNode connect = out_node.getChildNode ("connect", n); + if (connect.isEmpty ()) + break; + const char *addr = connect.getAttribute ("addr"); + if (!addr) { + fprintf (stderr, "'connect' node is missing 'addr' attribute\n"); + return 1; + } + out_socket.connect (addr); + n++; + } + + zmq::message_t msg; + while (true) { + in_socket.recv (&msg); + out_socket.send (msg); + } + + return 0; +} |