Merge pull request #2 from rscmbbng/unthread-buildindex

Unthread buildindex

main.py

@@ -27,6 +27,8 @@ class Meshenger:
       os.mkdir(self.msg_dir)
       logger.info('Making message directory')
 
+    self.init_index()
+
     try:
       d = threading.Thread(target=self.discover)
       d.daemon = True
@@ -44,12 +46,6 @@ class Meshenger:
       c.daemon = True
       c.start()
 
-      b = threading.Thread(target=self.build_index)
-      b.daemon = True
-      b.start()
-
-      #os.system("python meshenger_clientserve.py")
-
     except (KeyboardInterrupt, SystemExit):
       logger.info('exiting discovery thread')
       d.join()
@@ -58,6 +54,10 @@ class Meshenger:
       n.join()
       c.join()
       sys.exit()
+    except Exception as e:
+      logger.warning( 'Main __init__ thread exception: %s', repr(e) )
+    except:
+      logger.warning( 'Main __init__ unknown thread exception')
 
     while True:
       logger.debug('Entering main loop')
@@ -85,6 +85,7 @@ class Meshenger:
             self.get_index(device, nodepath)
             logger.info('downloading messages')
             self.get_messages(device, nodepath, nodehash)
+            self.build_index()
           self.node_timestamp(device)
 
       time.sleep(5) #free process or ctrl+c
@@ -114,7 +115,7 @@ Announce the node's existance to other nodes
 Discover other devices by listening to the Meshenger announce port
 """
 
-    print 'Discovering'
+    logger.info('Discovering')
     bufferSize = 1024 # whatever you need?
 
     s = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
@@ -154,40 +155,46 @@ Initialize the clientserver
 """
     logger.info('Serving to client')
     import meshenger_clientserve
+    # set a reference to this object 
+    meshenger_clientserve.meshenger = self
     meshenger_clientserve.main()
+    # meshenger_clientserve.build_index_callback = self.build_index
 
-
-  def build_index(self):
+  def init_index(self):
     """
-Make an index file of all the messages present on the node.
-Save the time of the last update.
+Initialize the index. Read from disk or create new.
 """
-
-    logger.info('Building own index for the first time\n')
+    logger.info('Checking own index for the first time\n')
 
     if not os.path.exists('index'):
       with open('index','wb') as index:
         index.write('')
-      previous_index = []
+      self.previous_index = []
     else:
-      previous_index = open('index').readlines()
+      self.previous_index = open('index').readlines()
+      self.build_index()
 
-    while not self.exitapp:
-      current_index = os.listdir(self.msg_dir)
-      if current_index != previous_index:
-        with open('index', 'wb') as index:
-          for message in os.listdir(self.msg_dir):
-            index.write(message)
-            index.write('\n')
-        self.index_last_update = str(int(time.time()))
+  def build_index(self):
+    """
+Make an index file of all the messages present on the node.
+Save the time of the last update.
+"""
+    logger.debug('build_index')
+    current_index = os.listdir(self.msg_dir)
+    if current_index != self.previous_index:
+      with open('index', 'wb') as index:
+        for message in os.listdir(self.msg_dir):
+          index.write(message)
+          index.write('\n')
+      self.index_last_update = str(int(time.time()))
 
-        logger.info('Index updated: %s', current_index)
+      logger.info('Index updated: %s', current_index)
 
-        with open('index_last_update', 'wb') as indexupdate:
-          indexupdate.write(self.index_last_update) ### misschien moet dit index_last_update zijn
+      with open('index_last_update', 'wb') as indexupdate:
+        indexupdate.write(self.index_last_update) ### misschien moet dit index_last_update zijn
+
+    self.previous_index = current_index
 
-      previous_index = current_index
-      time.sleep(5)
 
   def get_index(self,ip, path):
     """

meshenger_clientserve.py

@@ -13,26 +13,16 @@ import logging, logging.config
 logging.config.fileConfig('pylog.conf')
 logger = logging.getLogger('meshenger'+'.clientserve')
 
-
 class ClientServeHandler(SimpleHTTPServer.SimpleHTTPRequestHandler):
 
   messageDir = "msg"
 
-  """
-  Serve index and messages
-  """
   def do_GET(self):
+    """
+Serve index and messages
+"""
 
-    if self.path == '/':
-      self.send_response(200)
-      self.send_header('Content-type', 'text/html')
-      self.end_headers()
-      f = os.path.relpath('webapp.html')
-      # f = os.path.join('/root/meshenger/',"webapp.html")
-      with open( f, 'r') as the_file:
-        self.wfile.write(the_file.read())
-
-    elif self.path == '/index' or self.path.startswith( "/"+self.messageDir ):
+    if self.path == '/index' or self.path.startswith( "/"+self.messageDir ):
       return SimpleHTTPServer.SimpleHTTPRequestHandler.do_GET(self)
     elif self.path == '/log':
       self.send_response(200)
@@ -45,17 +35,17 @@ class ClientServeHandler(SimpleHTTPServer.SimpleHTTPRequestHandler):
       self.send_response(200) #serve the webapp on every url requested
       self.send_header('Content-type', 'text/html')
       self.end_headers()
-      f = os.path.join( "webapp.html")
+      f = os.path.relpath( 'webapp.html')
       with open( f, 'r') as the_file:
         self.wfile.write(the_file.read())
 
 
-  """
-  Allow clients to post messages
-  """
   def do_POST(self):
+    """
+Allow clients to post messages
+"""
     if self.path == '/send':
-
+      logger.info('incoming message from client!')
       length = int(self.headers['Content-Length'])
       post_data = urlparse.parse_qs(self.rfile.read(length).decode('utf-8'))
 
@@ -66,8 +56,18 @@ class ClientServeHandler(SimpleHTTPServer.SimpleHTTPRequestHandler):
       self.end_headers()
       self.wfile.write('message created')
 
-  def writeMessage(self, time, message):
+      #let main rebuild message index
+      try:
+        logger.debug('try to call meshenger.build_index: %s', repr(meshenger))
+        meshenger.build_index()
+      except:
+        logger.error('failed to call meshenger.build_index')
+        pass
 
+  def writeMessage(self, time, message):
+    """
+Write message to disk
+"""
     f = os.path.join( self.messageDir, time)
     if os.path.isfile( f ):
       return
@@ -77,6 +77,7 @@ class ClientServeHandler(SimpleHTTPServer.SimpleHTTPRequestHandler):
 
 class ClientServe():
   def __init__(self, port):
+    logger.info('ClientServe.__init__')
     server = HTTPServer( ('', port), ClientServeHandler)
     server.serve_forever()
 

meshenger_nodeserve.py

@@ -28,10 +28,10 @@ class NodeServeHandler(SimpleHTTPServer.SimpleHTTPRequestHandler):
 
   messageDir = "/msg"
 
-  """
-  Serve index and messages
-  """
   def do_GET(self):
+    """
+Serve index and messages
+"""
     if self.path == '/':
       self.path = "/index"
 
@@ -49,6 +49,7 @@ class HTTPServerV6(BaseHTTPServer.HTTPServer):
 
 class NodeServe():
   def __init__(self, port):
+    logger.info('NodeServe.__init__')
     server = HTTPServerV6(('::', port), NodeServeHandler)
     server.serve_forever()
 

webapp.html

@@ -355,7 +355,7 @@ updateOutboxView();
 window.setInterval( function(){
 	checkInbox();
 	checkOutbox();
-}, 3000 );
+}, 7000 );
 
 </script>