initial import of Connelly's public domain I2P python lib

apps/sam/python/src/examples/stream_noblock.py

@@ -0,0 +1,39 @@
+
+# -----------------------------------------------
+# stream_noblock.py: Non-blocking stream server
+# -----------------------------------------------
+
+import i2p
+from i2p import sam
+import thread, time
+
+S = sam.socket('Dave', sam.SOCK_STREAM)
+S.listen(10)                      # Queue up to 10 connections
+S.setblocking(False)              # Non-blocking
+print 'Serving at:', S.dest
+
+def handle_connection(C):
+  """Handle a single connection in a thread of its own."""
+  try:
+    f = C.makefile()              # File object
+    req = f.readline()            # Read HTTP request
+
+    s = '<h1>Hello!</h1>'         # String to send back
+
+    f.write('HTTP/1.0 200 OK\r\nContent-Type: text/html' +
+    '\r\nContent-Length: ' + str(int(len(s))) + '\r\n\r\n' + s)
+
+    f.close()                     # Close file
+    C.close()                     # Close connection
+  except sam.Error, e:
+    # Recover from SAM errors
+    print 'Warning:', str(e)
+
+while True:
+  try:
+    (C, remotedest) = S.accept()  # Get a connection
+    thread.start_new_thread(handle_connection, (C,))
+  except sam.BlockError:
+    # Ignore 'command would have blocked' errors
+    pass
+  time.sleep(0.01)                # Reduce CPU usage