📄 lrwpskel.py

📁 python web programming 部分

💻 PY

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"""A small long-running web process for Xitami.

Takes a run-time argument and returns this plus a call count
each time it is called, terminating after ten calls."""

import sys
myname = sys.argv[1]
callcount = 0

import lrwplib
#
# One-time LRWP startup logic: connect to local Xitami
# to serve a fixed number of application "lrtest" requests
#
try:
    lrwp = lrwplib.LRWP("lrtest", '127.0.0.1', 81, '')
    lrwp.connect()
    print "Connected to Xitami"
    sys.stdout.flush()
except:
    raise # comment this out when connection works
    sys.exit("Could not start long-running web process.")

while 1:
    #
    # Per-request code
    #
    request = lrwp.acceptRequest()      # blocks until server has work
    query = request.getFieldStorage()   # retrieve task as a CGI call
    callcount += 1
    #
    # Page generation logic
    #
    #request.out.write("""Content-Type: text/html\n\n""")
    request.out.write("""<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">
    <html>
    <head>
    <title>LONG-RUNNING WEB PROCESS %s</title>
    </head>
    <body>
    """ % myname)
    request.out.write("""<H1>Process %s, call %d</H1>""" % (myname, callcount))
    request.out.write("""
</body>
</html>
""")
    request.finish()
    if callcount == 10:
        break

#
# LRWP Process termination
#
lrwp.close()

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