[Zope-Checkins] CVS: Zope3/lib/python/Zope/Server - MaxSockets.py:1.1.2.1 Adjustments.py:1.1.2.4.2.4

[Shane Hathaway]

Update of /cvs-repository/Zope3/lib/python/Zope/Server
In directory cvs.zope.org:/tmp/cvs-serv18521

Modified Files:
      Tag: Zope3-Server-Branch
	Adjustments.py 
Added Files:
      Tag: Zope3-Server-Branch
	MaxSockets.py 
Log Message:
Added a copy_bytes adjustment and moved MaxSockets out of the tests subdir, removing the copyright declaration since we might not own the copyright.

=== Added File Zope3/lib/python/Zope/Server/MaxSockets.py ===
# Medusa max_sockets module.

import socket
import select

# several factors here we might want to test:
# 1) max we can create
# 2) max we can bind
# 3) max we can listen on
# 4) max we can connect

def max_server_sockets():
    sl = []
    while 1:
        try:
            s = socket.socket (socket.AF_INET, socket.SOCK_STREAM)
            s.bind (('',0))
            s.listen(5)
            sl.append (s)
        except:
            break
    num = len(sl)
    for s in sl:
        s.close()
    del sl
    return num

def max_client_sockets():
    # make a server socket
    server = socket.socket (socket.AF_INET, socket.SOCK_STREAM)
    server.bind (('', 9999))
    server.listen (5)
    sl = []
    while 1:
        try:
            s = socket.socket (socket.AF_INET, socket.SOCK_STREAM)
            s.connect (('', 9999))
            conn, addr = server.accept()
            sl.append ((s,conn))
        except:
            break
    num = len(sl)
    for s,c in sl:
        s.close()
        c.close()
    del sl
    return num

def max_select_sockets():
    sl = []
    while 1:
        try:
            num = len(sl)
            for i in range(1 + len(sl) * 0.05):
                # Increase exponentially.
                s = socket.socket (socket.AF_INET, socket.SOCK_STREAM)
                s.bind (('',0))
                s.listen(5)
                sl.append (s)
            select.select(sl,[],[],0)
        except:
            break
    for s in sl:
        s.close()
    del sl
    return num


=== Zope3/lib/python/Zope/Server/Adjustments.py 1.1.2.4.2.3 => 1.1.2.4.2.4 ===
 # FOR A PARTICULAR PURPOSE.
 
-from tests import MaxSockets
+import MaxSockets
 
 
 class Adjustments:
@@ -21,6 +21,9 @@
     # send_bytes is the number of bytes to send to socket.send().
     send_bytes = 8192
 
+    # copy_bytes is the number of bytes to copy from one file to another.
+    copy_bytes = 65536
+
     # Create a tempfile if the pending output data gets larger
     # than outbuf_overflow.  With RAM so cheap, this probably
     # ought to be set to the 16-32 MB range (circa 2001) for
@@ -41,7 +44,7 @@
     # Maximum seconds to leave an inactive connection open.
     channel_timeout = 900
 
-    # Boolean: turn off to ignore premature client disconnects.
+    # Boolean: turn off to not log premature client disconnects.
     log_socket_errors = 1