hgk: added setting of foreground colour
Added the fgcolor setting read by hgk to change the text colour in the
diff output and the file list. The colours for diff highlighting
remains unchanged.
# hgweb/server.py - The standalone hg web server.
#
# Copyright 21 May 2005 - (c) 2005 Jake Edge <jake@edge2.net>
# Copyright 2005-2007 Matt Mackall <mpm@selenic.com>
#
# This software may be used and distributed according to the terms
# of the GNU General Public License, incorporated herein by reference.
import os, sys, errno, urllib, BaseHTTPServer, socket, SocketServer, traceback
from mercurial import hg, util, error
from hgweb_mod import hgweb
from hgwebdir_mod import hgwebdir
from mercurial.i18n import _
def _splitURI(uri):
""" Return path and query splited from uri
Just like CGI environment, the path is unquoted, the query is
not.
"""
if '?' in uri:
path, query = uri.split('?', 1)
else:
path, query = uri, ''
return urllib.unquote(path), query
class _error_logger(object):
def __init__(self, handler):
self.handler = handler
def flush(self):
pass
def write(self, str):
self.writelines(str.split('\n'))
def writelines(self, seq):
for msg in seq:
self.handler.log_error("HG error: %s", msg)
class _hgwebhandler(object, BaseHTTPServer.BaseHTTPRequestHandler):
url_scheme = 'http'
def __init__(self, *args, **kargs):
self.protocol_version = 'HTTP/1.1'
BaseHTTPServer.BaseHTTPRequestHandler.__init__(self, *args, **kargs)
def _log_any(self, fp, format, *args):
fp.write("%s - - [%s] %s\n" % (self.client_address[0],
self.log_date_time_string(),
format % args))
fp.flush()
def log_error(self, format, *args):
self._log_any(self.server.errorlog, format, *args)
def log_message(self, format, *args):
self._log_any(self.server.accesslog, format, *args)
def do_write(self):
try:
self.do_hgweb()
except socket.error, inst:
if inst[0] != errno.EPIPE:
raise
def do_POST(self):
try:
self.do_write()
except StandardError:
self._start_response("500 Internal Server Error", [])
self._write("Internal Server Error")
tb = "".join(traceback.format_exception(*sys.exc_info()))
self.log_error("Exception happened during processing request '%s':\n%s",
self.path, tb)
def do_GET(self):
self.do_POST()
def do_hgweb(self):
path, query = _splitURI(self.path)
env = {}
env['GATEWAY_INTERFACE'] = 'CGI/1.1'
env['REQUEST_METHOD'] = self.command
env['SERVER_NAME'] = self.server.server_name
env['SERVER_PORT'] = str(self.server.server_port)
env['REQUEST_URI'] = self.path
env['SCRIPT_NAME'] = self.server.prefix
env['PATH_INFO'] = path[len(self.server.prefix):]
env['REMOTE_HOST'] = self.client_address[0]
env['REMOTE_ADDR'] = self.client_address[0]
if query:
env['QUERY_STRING'] = query
if self.headers.typeheader is None:
env['CONTENT_TYPE'] = self.headers.type
else:
env['CONTENT_TYPE'] = self.headers.typeheader
length = self.headers.getheader('content-length')
if length:
env['CONTENT_LENGTH'] = length
for header in [h for h in self.headers.keys()
if h not in ('content-type', 'content-length')]:
hkey = 'HTTP_' + header.replace('-', '_').upper()
hval = self.headers.getheader(header)
hval = hval.replace('\n', '').strip()
if hval:
env[hkey] = hval
env['SERVER_PROTOCOL'] = self.request_version
env['wsgi.version'] = (1, 0)
env['wsgi.url_scheme'] = self.url_scheme
env['wsgi.input'] = self.rfile
env['wsgi.errors'] = _error_logger(self)
env['wsgi.multithread'] = isinstance(self.server,
SocketServer.ThreadingMixIn)
env['wsgi.multiprocess'] = isinstance(self.server,
SocketServer.ForkingMixIn)
env['wsgi.run_once'] = 0
self.close_connection = True
self.saved_status = None
self.saved_headers = []
self.sent_headers = False
self.length = None
for chunk in self.server.application(env, self._start_response):
self._write(chunk)
def send_headers(self):
if not self.saved_status:
raise AssertionError("Sending headers before start_response() called")
saved_status = self.saved_status.split(None, 1)
saved_status[0] = int(saved_status[0])
self.send_response(*saved_status)
should_close = True
for h in self.saved_headers:
self.send_header(*h)
if h[0].lower() == 'content-length':
should_close = False
self.length = int(h[1])
# The value of the Connection header is a list of case-insensitive
# tokens separated by commas and optional whitespace.
if 'close' in [token.strip().lower() for token in
self.headers.get('connection', '').split(',')]:
should_close = True
if should_close:
self.send_header('Connection', 'close')
self.close_connection = should_close
self.end_headers()
self.sent_headers = True
def _start_response(self, http_status, headers, exc_info=None):
code, msg = http_status.split(None, 1)
code = int(code)
self.saved_status = http_status
bad_headers = ('connection', 'transfer-encoding')
self.saved_headers = [h for h in headers
if h[0].lower() not in bad_headers]
return self._write
def _write(self, data):
if not self.saved_status:
raise AssertionError("data written before start_response() called")
elif not self.sent_headers:
self.send_headers()
if self.length is not None:
if len(data) > self.length:
raise AssertionError("Content-length header sent, but more bytes than specified are being written.")
self.length = self.length - len(data)
self.wfile.write(data)
self.wfile.flush()
class _shgwebhandler(_hgwebhandler):
url_scheme = 'https'
def setup(self):
self.connection = self.request
self.rfile = socket._fileobject(self.request, "rb", self.rbufsize)
self.wfile = socket._fileobject(self.request, "wb", self.wbufsize)
def do_write(self):
from OpenSSL.SSL import SysCallError
try:
super(_shgwebhandler, self).do_write()
except SysCallError, inst:
if inst.args[0] != errno.EPIPE:
raise
def handle_one_request(self):
from OpenSSL.SSL import SysCallError, ZeroReturnError
try:
super(_shgwebhandler, self).handle_one_request()
except (SysCallError, ZeroReturnError):
self.close_connection = True
pass
def create_server(ui, repo):
use_threads = True
def openlog(opt, default):
if opt and opt != '-':
return open(opt, 'a')
return default
if repo is None:
myui = ui
else:
myui = repo.ui
address = myui.config("web", "address", "")
port = int(myui.config("web", "port", 8000))
prefix = myui.config("web", "prefix", "")
if prefix:
prefix = "/" + prefix.strip("/")
use_ipv6 = myui.configbool("web", "ipv6")
webdir_conf = myui.config("web", "webdir_conf")
ssl_cert = myui.config("web", "certificate")
accesslog = openlog(myui.config("web", "accesslog", "-"), sys.stdout)
errorlog = openlog(myui.config("web", "errorlog", "-"), sys.stderr)
if use_threads:
try:
from threading import activeCount
except ImportError:
use_threads = False
if use_threads:
_mixin = SocketServer.ThreadingMixIn
else:
if hasattr(os, "fork"):
_mixin = SocketServer.ForkingMixIn
else:
class _mixin:
pass
class MercurialHTTPServer(object, _mixin, BaseHTTPServer.HTTPServer):
# SO_REUSEADDR has broken semantics on windows
if os.name == 'nt':
allow_reuse_address = 0
def __init__(self, *args, **kargs):
BaseHTTPServer.HTTPServer.__init__(self, *args, **kargs)
self.accesslog = accesslog
self.errorlog = errorlog
self.daemon_threads = True
def make_handler():
if webdir_conf:
hgwebobj = hgwebdir(webdir_conf, ui)
elif repo is not None:
hgwebobj = hgweb(hg.repository(repo.ui, repo.root))
else:
raise error.RepoError(_("There is no Mercurial repository"
" here (.hg not found)"))
return hgwebobj
self.application = make_handler()
if ssl_cert:
try:
from OpenSSL import SSL
ctx = SSL.Context(SSL.SSLv23_METHOD)
except ImportError:
raise util.Abort(_("SSL support is unavailable"))
ctx.use_privatekey_file(ssl_cert)
ctx.use_certificate_file(ssl_cert)
sock = socket.socket(self.address_family, self.socket_type)
self.socket = SSL.Connection(ctx, sock)
self.server_bind()
self.server_activate()
self.addr, self.port = self.socket.getsockname()[0:2]
self.prefix = prefix
self.fqaddr = socket.getfqdn(address)
class IPv6HTTPServer(MercurialHTTPServer):
address_family = getattr(socket, 'AF_INET6', None)
def __init__(self, *args, **kwargs):
if self.address_family is None:
raise RepoError(_('IPv6 not available on this system'))
super(IPv6HTTPServer, self).__init__(*args, **kwargs)
if ssl_cert:
handler = _shgwebhandler
else:
handler = _hgwebhandler
try:
if use_ipv6:
return IPv6HTTPServer((address, port), handler)
else:
return MercurialHTTPServer((address, port), handler)
except socket.error, inst:
raise util.Abort(_("cannot start server at '%s:%d': %s")
% (address, port, inst.args[1]))