From e76d0b1194c912f7329908d6f799eeccf9ab5456 Mon Sep 17 00:00:00 2001
From: Patrick Simianer <p@simianer.de>
Date: Wed, 13 May 2015 20:32:08 +0200
Subject: nanomsg

---
 nanomsg/bus.rb    | 46 ++++++++++++++++++++++++++++++++++++++++++++
 nanomsg/feed.cc   | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++
 nanomsg/feed.rb   | 22 +++++++++++++++++++++
 nanomsg/master.rb | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 nanomsg/slave.rb  | 25 ++++++++++++++++++++++++
 5 files changed, 203 insertions(+)
 create mode 100644 nanomsg/bus.rb
 create mode 100644 nanomsg/feed.cc
 create mode 100755 nanomsg/feed.rb
 create mode 100644 nanomsg/master.rb
 create mode 100644 nanomsg/slave.rb

(limited to 'nanomsg')

diff --git a/nanomsg/bus.rb b/nanomsg/bus.rb
new file mode 100644
index 0000000..8a561e3
--- /dev/null
+++ b/nanomsg/bus.rb
@@ -0,0 +1,46 @@
+require 'nanomsg'
+
+port = 60000
+srv = NanoMsg::BusSocket.new
+srv.bind("tcp://127.0.0.1:#{port}")
+port += 1
+
+slaves = []
+ports = []
+10.times {
+  slaves << NanoMsg::BusSocket.new
+  slaves.last.bind "tcp://127.0.0.1:#{port}"
+  srv.connect "tcp://127.0.0.1:#{port}"
+  ports << port
+  port += 1
+}
+
+slaves.each_with_index { |n,i|
+  ports[i+1..ports.size].each { |p|
+    slaves[i].connect "tcp://127.0.0.1:#{p}"
+  }
+}
+
+slaves.each_with_index { |n,i|
+  Thread.new {
+    me = i
+    while true
+      msg = n.recv
+      to = msg.split.first.split('=')[1].to_i
+      puts "slave #{i} recv: '#{msg}'" if me==to
+      sleep 1
+    end
+  }
+}
+
+i = 0
+j = 0
+while line = STDIN.gets
+  puts "src: sending #{i}"
+  srv.send("for=#{j} #{i} #{line.strip}")
+  sleep 1
+  i += 1
+  j += 1
+  j = 0 if j==10
+end
+
diff --git a/nanomsg/feed.cc b/nanomsg/feed.cc
new file mode 100644
index 0000000..f8923fc
--- /dev/null
+++ b/nanomsg/feed.cc
@@ -0,0 +1,53 @@
+#include <iostream>
+#include <string>
+#include <sstream>
+#include <stdio.h>
+#include <unistd.h>
+
+#include <nanomsg/nn.h>
+#include <nanomsg/pair.h>
+#include "nn.hpp"
+
+using namespace std;
+
+void
+recv(nn::socket& sock)
+{
+  char *buf = NULL;
+  size_t sz = sock.recv(&buf, NN_MSG, 0);
+  if (buf) {
+    string translation(buf, buf+sz);
+    cout << "got translation '" << translation << "'" << endl << endl;
+  }
+}
+
+void
+send(nn::socket& sock, const string& msg)
+{
+  cout << "sending source '" << msg << "'" << endl;
+  sock.send(msg.c_str(), msg.size()+1, 0);
+}
+
+void
+loop(nn::socket& sock)
+{
+  int to = 100;
+  sock.setsockopt(NN_SOL_SOCKET, NN_RCVTIMEO, &to, sizeof(to));
+  for (string line; getline(cin, line);) {
+    send(sock, line);
+    sleep(1);
+    recv(sock);
+  }
+}
+
+int main(int argc, char const* argv[])
+{
+  nn::socket sock(AF_SP, NN_PAIR);
+  //string url = "ipc:///tmp/network_decoder.ipc";
+  string url = "tcp://127.0.0.1:60666";
+  sock.connect(url.c_str());
+  loop(sock);
+
+  return 0;
+}
+
diff --git a/nanomsg/feed.rb b/nanomsg/feed.rb
new file mode 100755
index 0000000..5ea9737
--- /dev/null
+++ b/nanomsg/feed.rb
@@ -0,0 +1,22 @@
+#!/usr/bin/env ruby
+
+require 'nanomsg'
+
+port = 60666
+sock = NanoMsg::PairSocket.new
+addr = "tcp://127.0.0.1:#{port}"
+#addr = "ipc:///tmp/network_decoder.ipc"
+sock.connect addr
+
+while true
+  line = STDIN.gets
+  if !line
+    sock.send 'shutdown'
+    break
+  end
+  puts "sending source '#{line.strip}'"
+  sock.send line.strip
+  sleep 1
+  puts "got translation: #{sock.recv}\n\n"
+end
+
diff --git a/nanomsg/master.rb b/nanomsg/master.rb
new file mode 100644
index 0000000..e21f88d
--- /dev/null
+++ b/nanomsg/master.rb
@@ -0,0 +1,57 @@
+require 'nanomsg'
+
+port = 60000
+socks = []
+m = 1
+m.times { |i|
+  socks << NanoMsg::PairSocket.new
+  addr = "tcp://127.0.0.1:#{port}"
+  socks.last.bind addr
+  puts "listening on #{addr}"
+  port += 1
+}
+
+threads = []
+socks.each_with_index { |n,i|
+  threads << Thread.new {
+    puts "sending hello to #{i}"
+    n.send "hello #{i}"
+    sleep 1
+    n.recv
+    puts "got hello from #{i}"
+  }
+}
+
+threads.each { |thr| thr.join }
+threads.clear
+
+socks.each_with_index {|n,i|
+  threads << Thread.new {
+    while true
+      msg = n.recv 
+      puts "message from #{i}: #{msg}"
+      break if msg == "shutting down"
+      sleep 1
+    end
+  }
+}
+
+i = 0
+j = 0
+while line = STDIN.gets
+  puts "sending source #{i} to #{j}"
+  socks[j].send "#{j} #{i} #{line.strip}"
+  sleep 1
+  i += 1
+  j += 1
+  j = 0 if j==m
+end
+
+socks.each { |n|
+  Thread.new {
+    n.send "shutdown"
+  }
+}
+
+threads.each { |thr| thr.join }
+
diff --git a/nanomsg/slave.rb b/nanomsg/slave.rb
new file mode 100644
index 0000000..3183df8
--- /dev/null
+++ b/nanomsg/slave.rb
@@ -0,0 +1,25 @@
+require 'nanomsg'
+
+sock = NanoMsg::PairSocket.new
+sock.connect "tcp://127.0.0.1:#{ARGV[0]}"
+
+sock.recv
+sleep 1
+sock.send "hello there"
+
+i = 0
+while true
+  msg = sock.recv
+  if msg == "shutdown"
+    sock.send "shutting down"
+    break
+  end
+  me, id, input = msg.split
+  sleep 1
+  sock.send "#{me} answers #{id}"
+  sleep 1
+  sock.send "----2#{i}----" if i%2==0
+  sleep 1
+  i += 1
+end
+
-- 
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