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Viewing changes to __init__.py

  • Committer: Matt Nordhoff
  • Date: 2009-05-26 21:22:40 UTC
  • mto: This revision was merged to the branch mainline in revision 356.
  • Revision ID: mnordhoff@mattnordhoff.com-20090526212240-upjzxl0z9tssicpt
Use the "bzr serve" protocol registry if it's available.

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__init__.py
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    require_any_api(bzrlib, [(1, 11, 0), (1, 13, 0), (1, 15, 0)])
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    # TODO: This should provide a new type of server that can be used by bzr
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    # serve, maybe through a registry, rather than overriding the command.  Though
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    # maybe we should keep the wrapper to work with older bzr releases, at least
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    # for a bit.
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    # NB: Normally plugins should lazily load almost everything, but this
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    # seems reasonable to have in-line here: bzrlib.commands and options are
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    # normally loaded, and the rest of loggerhead won't be loaded until serve
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    # --http is run.
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    import bzrlib.builtins
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    from bzrlib.commands import get_cmd_object, register_command
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    from bzrlib.option import Option
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    _original_command = get_cmd_object('serve')
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    # transport_server_registry was added in bzr 1.16. When we drop support for
 
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    # older releases, we can remove the code to override cmd_serve.
 
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    try:
 
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        from bzrlib.transport import transport_server_registry
 
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    except ImportError:
 
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        transport_server_registry = None
 
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    DEFAULT_HOST = '0.0.0.0'
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    DEFAULT_PORT = 8080
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    class cmd_serve(bzrlib.builtins.cmd_serve):
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        __doc__ = _original_command.__doc__
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        takes_options = _original_command.takes_options + [
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            Option('http',
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                help='Run an http (Loggerhead) server to browse code, '
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                    'by default on port %s.' % DEFAULT_PORT)]
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        def run(self, *args, **kw):
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            if 'http' in kw:
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                # loggerhead internal code will try to 'import loggerhead', so
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                # let's put it on the path
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                import os.path, sys
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                sys.path.append(os.path.dirname(__file__))
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                from bzrlib.transport import get_transport
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                from loggerhead.apps.transport import BranchesFromTransportRoot
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                from loggerhead.config import LoggerheadConfig
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                from paste.httpexceptions import HTTPExceptionHandler
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                from paste.httpserver import serve
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                path = kw.get('directory', '.')
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                port = kw.get('port', DEFAULT_PORT)
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                # port might be an int already...
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                if isinstance(port, basestring) and ':' in port:
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                    host, port = port.split(':')
 
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    HELP = ('Run an http (Loggerhead) server to browse code (default port: '
 
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            '%d)' % (DEFAULT_PORT,))
 
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    def serve_http(transport, host=None, port=None, inet=None):
 
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        # loggerhead internal code will try to 'import loggerhead', so
 
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        # let's put it on the path
 
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        import os.path, sys
 
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        sys.path.append(os.path.dirname(__file__))
 
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        from loggerhead.apps.transport import BranchesFromTransportRoot
 
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        from loggerhead.config import LoggerheadConfig
 
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        from paste.httpexceptions import HTTPExceptionHandler
 
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        from paste.httpserver import serve
 
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        if host is None:
 
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            host = DEFAULT_HOST
 
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        if port is None:
 
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            port = DEFAULT_PORT
 
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        argv = ['--host', host, '--port', str(port), transport.base]
 
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        config = LoggerheadConfig(argv)
 
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        app = BranchesFromTransportRoot(transport, config)
 
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        app = HTTPExceptionHandler(app)
 
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        serve(app, host=host, port=port)
 
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    if transport_server_registry is not None:
 
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        transport_server_registry.register('http', serve_http, help=HELP)
 
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    else:
 
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        import bzrlib.builtins
 
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        from bzrlib.commands import get_cmd_object, register_command
 
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        from bzrlib.option import Option
 
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        _original_command = get_cmd_object('serve')
 
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        class cmd_serve(bzrlib.builtins.cmd_serve):
 
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            __doc__ = _original_command.__doc__
 
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            takes_options = _original_command.takes_options + [
 
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                Option('http', help=HELP)]
 
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            def run(self, *args, **kw):
 
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                if 'http' in kw:
 
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                    from bzrlib.transport import get_transport
 
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                    path = kw.get('directory', '.')
 
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                    port = kw.get('port', DEFAULT_PORT)
 
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                    # port might be an int already...
 
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                    if isinstance(port, basestring) and ':' in port:
 
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                        host, port = port.split(':')
 
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                    else:
 
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                        host = DEFAULT_HOST
 
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                    transport = get_transport(path)
 
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                    serve_http(transport, host, port)
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                else:
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                    host = '0.0.0.0'
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                argv = ['--host', host, '--port', str(port), path]
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                config = LoggerheadConfig(argv)
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                transport = get_transport(path)
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                app = BranchesFromTransportRoot(transport, config)
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                app = HTTPExceptionHandler(app)
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                serve(app, host=host, port=port)
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            else:
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                super(cmd_serve, self).run(*args, **kw)
 
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                    super(cmd_serve, self).run(*args, **kw)
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    register_command(cmd_serve)
 
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        register_command(cmd_serve)