Mercurial > cgi-bin > hgweb.cgi > tincan

annotate launch @ 52:243603aaab7e draft

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Clean up the code a bit.
author David Barts <n5jrn@me.com>
date Thu, 30 May 2019 22:19:41 -0700
parents f89b560b7278
children
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0d47859f792a Finally got "hello, world" working. Still likely many bugs.
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1 #!/usr/bin/env python3
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2 # XXX - This code must not be in tincan.py, because the built-in class
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3 # loader will then confuse __main__.Page and tincan.Page, and fail to
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4 # locate the code-behind.
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5
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6 # I m p o r t s
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7
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8 import os, sys
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9 from argparse import ArgumentParser
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10 import logging
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11 from tincan import launch, ENCODING
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12
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13 # V a r i a b l e s
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15 MYNAME = os.path.basename(sys.argv[0])
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17 # M a i n P r o g r a m
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18
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19 parser = ArgumentParser(prog=sys.argv[0], usage="%(prog)s [options] [directory [path]]")
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20 opt = parser.add_argument
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21 opt("-b", "--bind", default="localhost", help="address to bind to (default: localhost)")
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22 opt("-c", "--compile", action="store_true", help="compile .py files only; do not run a server")
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23 opt("-d", "--debug", action="store_true", help="enable debug mode")
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24 opt("-e", "--encoding", default=ENCODING, help="encoding to use (default {0})".format(ENCODING))
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25 opt("-f", "--force", action="store_true", help="do not abort on errors")
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26 opt("-p", "--port", default=8080, help="port to listen on (default: 8080)")
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27 opt("-s", "--static", action="store_true", help="serve static files")
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28 opt("directory", default=".", help="directory to serve", nargs='?')
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29 opt("path", default="/", help="URL path to serve", nargs='?')
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30 args = parser.parse_args(sys.argv[1:])
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31
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32 mylog = logging.getLogger(MYNAME)
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33 mylog.addHandler(logging.StreamHandler())
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34 mylog.setLevel(logging.DEBUG if args.debug else logging.INFO)
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35
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36 app, errors = launch(fsroot=args.directory, urlroot=args.path, logger=mylog,
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37 encoding=args.encoding, static=args.static)
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38 if errors:
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39 action = "continuing" if args.force else "aborting"
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40 sys.stderr.write("{0}: {1} error{2} detected, {3}\n".format(
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41 MYNAME, errors, "" if errors == 1 else "s", action))
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42 if not args.force: sys.exit(1)
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43
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44 if not args.compile:
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45 app.run(host=args.bind, port=args.port)
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46
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47 sys.exit(1 if errors else 0)