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# -*- coding: utf-8 -*-
import argparse
import logging
import os
import posixpath
import ssl
import sys
import urllib
from http import server
try:
from magic import from_file as magic_from_file
except ImportError:
magic_from_file = None
from pelican.log import init as init_logging
logger = logging.getLogger(__name__)
def parse_arguments():
parser = argparse.ArgumentParser(
description='Pelican Development Server',
formatter_class=argparse.ArgumentDefaultsHelpFormatter
)
parser.add_argument("port", default=8000, type=int, nargs="?",
help="Port to Listen On")
parser.add_argument("server", default="", nargs="?",
help="Interface to Listen On")
parser.add_argument('--ssl', action="store_true",
help='Activate SSL listener')
parser.add_argument('--cert', default="./cert.pem", nargs="?",
help='Path to certificate file. ' +
'Relative to current directory')
parser.add_argument('--key', default="./key.pem", nargs="?",
help='Path to certificate key file. ' +
'Relative to current directory')
parser.add_argument('--path', default=".",
help='Path to pelican source directory to serve. ' +
'Relative to current directory')
return parser.parse_args()
class ComplexHTTPRequestHandler(server.SimpleHTTPRequestHandler):
SUFFIXES = ['.html', '/index.html', '/', '']
def translate_path(self, path):
# abandon query parameters
path = path.split('?', 1)[0]
path = path.split('#', 1)[0]
# Don't forget explicit trailing slash when normalizing. Issue17324
trailing_slash = path.rstrip().endswith('/')
path = urllib.parse.unquote(path)
path = posixpath.normpath(path)
words = path.split('/')
words = filter(None, words)
path = self.base_path
for word in words:
if os.path.dirname(word) or word in (os.curdir, os.pardir):
# Ignore components that are not a simple file/directory name
continue
path = os.path.join(path, word)
if trailing_slash:
path += '/'
return path
def do_GET(self):
# cut off a query string
original_path = self.path.split('?', 1)[0]
# try to find file
self.path = self.get_path_that_exists(original_path)
if not self.path:
return
server.SimpleHTTPRequestHandler.do_GET(self)
def get_path_that_exists(self, original_path):
# Try to strip trailing slash
original_path = original_path.rstrip('/')
# Try to detect file by applying various suffixes
tries = []
for suffix in self.SUFFIXES:
path = original_path + suffix
if os.path.exists(self.translate_path(path)):
return path
tries.append(path)
logger.warning("Unable to find `%s` or variations:\n%s",
original_path,
'\n'.join(tries))
return None
def guess_type(self, path):
"""Guess at the mime type for the specified file.
"""
mimetype = server.SimpleHTTPRequestHandler.guess_type(self, path)
# If the default guess is too generic, try the python-magic library
if mimetype == 'application/octet-stream' and magic_from_file:
mimetype = magic_from_file(path, mime=True)
return mimetype
class RootedHTTPServer(server.HTTPServer):
def __init__(self, base_path, *args, **kwargs):
server.HTTPServer.__init__(self, *args, **kwargs)
self.RequestHandlerClass.base_path = base_path
if __name__ == '__main__':
init_logging(level=logging.INFO)
logger.warning("'python -m pelican.server' is deprecated.\nThe "
"Pelican development server should be run via "
"'pelican --listen' or 'pelican -l'.\nThis can be combined "
"with regeneration as 'pelican -lr'.\nRerun 'pelican-"
"quickstart' to get new Makefile and tasks.py files.")
args = parse_arguments()
RootedHTTPServer.allow_reuse_address = True
try:
httpd = RootedHTTPServer(
args.path, (args.server, args.port), ComplexHTTPRequestHandler)
if args.ssl:
httpd.socket = ssl.wrap_socket(
httpd.socket, keyfile=args.key,
certfile=args.cert, server_side=True)
except ssl.SSLError as e:
logger.error("Couldn't open certificate file %s or key file %s",
args.cert, args.key)
logger.error("Could not listen on port %s, server %s.",
args.port, args.server)
sys.exit(getattr(e, 'exitcode', 1))
logger.info("Serving at port %s, server %s.",
args.port, args.server)
try:
httpd.serve_forever()
except KeyboardInterrupt:
logger.info("Shutting down server.")
httpd.socket.close()
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