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# Copyright (C) 2008, 2009 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""Search for branches underneath a directory and serve them all."""
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from bzrlib.plugin import load_plugins
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from paste import httpserver
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from paste.httpexceptions import HTTPExceptionHandler, HTTPInternalServerError
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from paste.httpexceptions import HTTPExceptionHandler
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from paste.translogger import TransLogger
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from loggerhead import __version__
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from loggerhead.apps.transport import (
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BranchesFromTransportRoot, UserBranchesFromTransportRoot)
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from loggerhead.config import LoggerheadConfig
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from loggerhead.util import Reloader
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from loggerhead.apps.error import ErrorHandlerApp
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def get_config_and_path(args):
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config = LoggerheadConfig(args)
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if config.get_option('show_version'):
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print "loggerhead %s" % (__version__,)
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if config.arg_count > 1:
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elif config.arg_count == 1:
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base = config.get_arg(0)
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if not config.get_option('allow_writes'):
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base = 'readonly+' + base
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def setup_logging(config, init_logging=True, log_file=None):
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log_level = config.get_log_level()
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if log_level is not None:
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logging.getLogger('').setLevel(log_level)
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logger = logging.getLogger('loggerhead')
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if log_level is not None:
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logger.setLevel(log_level)
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if log_file is not None:
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handler = logging.StreamHandler(log_file)
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if config.get_option('log_folder'):
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logfile_path = os.path.join(
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config.get_option('log_folder'), 'serve-branches.log')
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logfile_path = 'serve-branches.log'
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handler = logging.FileHandler(logfile_path, 'a')
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formatter = logging.Formatter('%(asctime)s %(levelname)-8s %(name)s:'
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handler.setFormatter(formatter)
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# We set the handler to accept all messages, the *logger* won't emit them
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# if it is configured to suppress it
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handler.setLevel(logging.DEBUG)
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logger.addHandler(handler)
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def _restrict_logging(logger_name):
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logger = logging.getLogger(logger_name)
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if logger.getEffectiveLevel() < logging.INFO:
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logger.setLevel(logging.INFO)
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# simpleTAL is *very* verbose in DEBUG mode, which is otherwise the
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# default. So quiet it up a bit.
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_restrict_logging('simpleTAL')
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_restrict_logging('simpleTALES')
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def make_app_for_config_and_path(config, base):
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if config.get_option('trunk_dir') and not config.get_option('user_dirs'):
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print "--trunk-dir is only valid with --user-dirs"
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if config.get_option('reload'):
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if Reloader.is_installed():
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return Reloader.restart_with_reloader()
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if config.get_option('user_dirs'):
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if not config.get_option('trunk_dir'):
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print "You didn't specify a directory for the trunk directories."
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app = UserBranchesFromTransportRoot(base, config)
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app = BranchesFromTransportRoot(base, config)
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setup_logging(config)
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if config.get_option('profile'):
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from loggerhead.middleware.profile import LSProfMiddleware
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app = LSProfMiddleware(app)
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if config.get_option('memory_profile'):
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from dozer import Dozer
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if not config.get_option('user_prefix'):
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prefix = config.get_option('user_prefix')
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if not prefix.startswith('/'):
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prefix = '/' + prefix
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from paste.deploy.config import PrefixMiddleware
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cant_proxy_correctly_message = (
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'Unsupported configuration: PasteDeploy not available, but '
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'loggerhead appears to be behind a proxy.')
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def check_not_proxied(app):
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def wrapped(environ, start_response):
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if 'HTTP_X_FORWARDED_SERVER' in environ:
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exc = HTTPInternalServerError()
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exc.explanation = cant_proxy_correctly_message
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return app(environ, start_response)
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app = check_not_proxied(app)
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app = PrefixMiddleware(app, prefix=prefix)
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app = HTTPExceptionHandler(app)
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app = ErrorHandlerApp(app)
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app = TransLogger(app, logger=logging.getLogger('loggerhead'))
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config, path = get_config_and_path(args)
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app = make_app_for_config_and_path(config, path)
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if not config.get_option('user_port'):
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port = config.get_option('user_port')
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if not config.get_option('user_host'):
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host = config.get_option('user_host')
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if not config.get_option('protocol'):
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protocol = config.get_option('protocol')
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if protocol == 'http':
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httpserver.serve(app, host=host, port=port)
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if protocol == 'fcgi':
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from flup.server.fcgi import WSGIServer
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elif protocol == 'scgi':
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from flup.server.scgi import WSGIServer
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elif protocol == 'ajp':
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from flup.server.ajp import WSGIServer
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print 'Unknown protocol: %s.' % (protocol)
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WSGIServer(app, bindAddress=(host, int(port))).run()
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from loggerhead.apps.filesystem import BranchesFromFileSystemRoot
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logging.getLogger().setLevel(logging.DEBUG)
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app = BranchesFromFileSystemRoot(path)
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app = HTTPExceptionHandler(app)
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app = TransLogger(app)
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from paste.deploy.config import PrefixMiddleware
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app = PrefixMiddleware(app)
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#from paste.evalexception import EvalException
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#app = EvalException(app)
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httpserver.serve(app, host='0.0.0.0', port='8080')