Ejemplo n.º 1
0
 def update_options_from_file(self, filename):
     props = read_config(filename)
     options = validate_config(props)
     for k, v in options.items():
         fn = k.replace("-", "_")
         setattr(self.config, fn, v)
     self.config_keys = self.config_keys.union(set(props.keys()))
Ejemplo n.º 2
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 def update_options_from_file(self, filename):
     props = read_config(filename)
     options = validate_config(props)
     for k,v in options.items():
         fn = k.replace("-", "_")
         setattr(self.config, fn, v)
     self.config_keys = self.config_keys.union(set(props.keys()))
Ejemplo n.º 3
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 def _apply_props(self, props):
     #we rely on "ssh_port" being defined on the config object
     #so try to load it from file, and define it if not present:
     options = validate_config(props, extras_types=LAUNCHER_OPTION_TYPES, extras_validation=self.get_launcher_validation())
     for k,v in options.items():
         fn = k.replace("-", "_")
         setattr(self.config, fn, v)
     self.config_keys = self.config_keys.union(set(props.keys()))
     log("_apply_props(%s) populated config with keys '%s', ssh=%s", props, options.keys(), self.config.ssh)
Ejemplo n.º 4
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 def _apply_props(self, props):
     #we rely on "ssh_port" being defined on the config object
     #so try to load it from file, and define it if not present:
     options = validate_config(props, extras_types=LAUNCHER_OPTION_TYPES, extras_validation=self.get_launcher_validation())
     for k,v in options.items():
         fn = k.replace("-", "_")
         setattr(self.config, fn, v)
     self.config_keys = self.config_keys.union(set(props.keys()))
     log("_apply_props(%s) populated config with keys '%s', ssh=%s", props, options.keys(), self.config.ssh)
Ejemplo n.º 5
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 def update_options_from_file(self, filename):
     props = read_config(filename)
     #we rely on "ssh_port" being defined on the config object
     #so try to load it from file, and define it if not present:
     options = validate_config(props, extras_types=LAUNCHER_OPTION_TYPES, extras_validation=LAUNCHER_VALIDATION)
     for k,v in options.items():
         fn = k.replace("-", "_")
         setattr(self.config, fn, v)
     self.config_keys = self.config_keys.union(set(props.keys()))
Ejemplo n.º 6
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 def update_options_from_file(self, filename):
     props = read_config(filename)
     #we rely on "ssh_port" being defined on the config object
     #so try to load it from file, and define it if not present:
     options = validate_config(props, extras={"ssh_port": int})
     if "ssh_port" not in options:
         options["ssh_port"] = 22
     for k, v in options.items():
         fn = k.replace("-", "_")
         setattr(self.config, fn, v)
     self.config_keys = self.config_keys.union(set(props.keys()))
Ejemplo n.º 7
0
 def update_options_from_file(self, filename):
     props = read_config(filename)
     #we rely on "ssh_port" being defined on the config object
     #so try to load it from file, and define it if not present:
     options = validate_config(props, extras={"ssh_port" : int})
     if "ssh_port" not in options:
         options["ssh_port"] = 22
     for k,v in options.items():
         fn = k.replace("-", "_")
         setattr(self.config, fn, v)
     self.config_keys = self.config_keys.union(set(props.keys()))
Ejemplo n.º 8
0
def parse_cmdline(cmdline):
    #################################################################
    ## NOTE NOTE NOTE
    ##
    ## If you modify anything here, then remember to update the man page
    ## (xpra.1) as well!
    ##
    ## NOTE NOTE NOTE
    #################################################################
    command_options = [
                        "\t%prog attach [DISPLAY]\n",
                        "\t%prog detach [DISPLAY]\n",
                        "\t%prog screenshot filename [DISPLAY]\n",
                        "\t%prog info [DISPLAY]\n",
                        "\t%prog control DISPLAY command [arg1] [arg2]..\n",
                        "\t%prog version [DISPLAY]\n"
                      ]
    server_modes = []
    if supports_server:
        server_modes.append("start")
        server_modes.append("upgrade")
        command_options = ["\t%prog start DISPLAY\n",
                           "\t%prog stop [DISPLAY]\n",
                           "\t%prog exit [DISPLAY]\n",
                           "\t%prog list\n",
                           "\t%prog upgrade DISPLAY\n",
                           ] + command_options
    if supports_shadow:
        server_modes.append("shadow")
        command_options.append("\t%prog shadow [DISPLAY]\n")
    if not supports_server:
        command_options.append("(This xpra installation does not support starting local servers.)")

    parser = OptionParser(version="xpra v%s" % XPRA_VERSION,
                          usage="\n" + "".join(command_options))
    defaults = make_defaults_struct()
    hidden_options = {"display" : defaults.display}
    if len(server_modes):
        group = OptionGroup(parser, "Server Options",
                    "These options are only relevant on the server when using the %s mode." %
                    " or ".join(["'%s'" % x for x in server_modes]))
        parser.add_option_group(group)
    if supports_server:
        group.add_option("--start-child", action="append",
                          dest="start_child", metavar="CMD", default=defaults.start_child,
                          help="program to spawn in new server (may be repeated) (default: %default)")
        group.add_option("--exit-with-children", action="store_true",
                          dest="exit_with_children", default=defaults.exit_with_children,
                          help="Terminate server when --start-child command(s) exit")
        group.add_option("--tcp-proxy", action="store",
                          dest="tcp_proxy", default=defaults.tcp_proxy,
                          metavar="HOST:PORT",
                          help="The address to which non-xpra packets will be forwarded.")
    else:
        hidden_options["start_child"] = None
        hidden_options["exit_with_children"] = False
        hidden_options["tcp_proxy"] = ""
    if (supports_server or supports_shadow) and CAN_DAEMONIZE:
        group.add_option("--no-daemon", action="store_false",
                          dest="daemon", default=True,
                          help="Don't daemonize when running as a server")
        group.add_option("--log-file", action="store",
                      dest="log_file", default=defaults.log_file,
                      help="When daemonizing, this is where the log messages will go (default: %default)."
                      + " If a relative filename is specified the it is relative to --socket-dir,"
                      + " the value of '$DISPLAY' will be substituted with the actual display used"
                      )
        group.add_option("--no-mdns", action="store_false",
                          dest="mdns", default=defaults.mdns,
                          help="Don't publish session information via mDNS")
    else:
        hidden_options["daemon"] = False
        hidden_options["mdns"] = False
        hidden_options["log_file"] = defaults.log_file
    if supports_server:
        group.add_option("--use-display", action="store_true",
                          dest="use_display", default=defaults.use_display,
                          help="Use an existing display rather than starting one with xvfb")
        group.add_option("--xvfb", action="store",
                          dest="xvfb",
                          default=defaults.xvfb,
                          metavar="CMD",
                          help="How to run the headless X server (default: '%default')")
    else:
        hidden_options["use_display"] = False
        hidden_options["xvfb"] = ''
    if supports_server or supports_shadow:
        group.add_option("--bind-tcp", action="append",
                          dest="bind_tcp", default=defaults.bind_tcp,
                          metavar="[HOST]:PORT",
                          help="Listen for connections over TCP (use --password-file to secure it)."
                            + " You may specify this option multiple times with different host and port combinations")
    else:
        hidden_options["bind_tcp"] = []
    if supports_server:
        group.add_option("--no-pulseaudio", action="store_false",
                      dest="pulseaudio", default=defaults.pulseaudio,
                      help="Disable starting of a pulseaudio server for the session")
        group.add_option("--pulseaudio-command", action="store",
                      dest="pulseaudio_command", default=defaults.pulseaudio_command,
                      help="The command used to start the pulseaudio server (default: '%default')")
        group.add_option("--no-dbus-proxy", action="store",
                      dest="dbus_proxy", default=defaults.dbus_proxy,
                      help="Disallow the forwarding of dbus calls from the client (default: '%default')")
    else:
        hidden_options["pulseaudio"] = False
        hidden_options["pulseaudio_command"] = ""
        hidden_options["dbus_proxy"] = False

    group = OptionGroup(parser, "Server Controlled Features",
                "These options can be used to turn certain features on or off, "
                "they can be specified on the client or on the server, "
                "but the client cannot enable them if they are disabled on the server.")
    parser.add_option_group(group)
    group.add_option("--no-clipboard", action="store_false",
                      dest="clipboard", default=defaults.clipboard,
                      help="Disable clipboard support")
    group.add_option("--no-notifications", action="store_false",
                      dest="notifications", default=defaults.notifications,
                      help="Disable forwarding of system notifications")
    group.add_option("--no-system-tray", action="store_false",
                      dest="system_tray", default=defaults.system_tray,
                      help="Disable forwarding of system tray icons")
    group.add_option("--no-cursors", action="store_false",
                      dest="cursors", default=defaults.cursors,
                      help="Disable forwarding of custom application mouse cursors")
    group.add_option("--no-bell", action="store_false",
                      dest="bell", default=defaults.bell,
                      help="Disable forwarding of the system bell")
    if os.name=="posix":
        group.add_option("--no-xsettings", action="store_false",
                          dest="xsettings", default=defaults.xsettings,
                          help="Disable xsettings synchronization")
    else:
        hidden_options["xsettings"] =  False
    group.add_option("--no-mmap", action="store_false",
                      dest="mmap", default=defaults.mmap,
                      help="Disable memory mapped transfers for local connections")
    group.add_option("--readonly", action="store_true",
                      dest="readonly", default=defaults.readonly,
                      help="Ignore all keyboard input and mouse events from the clients")
    group.add_option("--enable-sharing", action="store_true",
                      dest="sharing", default=defaults.sharing,
                      help="Allow more than one client to connect to the same session")
    group.add_option("--no-speaker", action="store_false",
                      dest="speaker", default=defaults.speaker,
                      help="Disable forwarding of sound output to the client(s)")
    CODEC_HELP = """Specify the codec(s) to use for forwarding the %s sound output.
This parameter can be specified multiple times and the order in which the codecs
are specified defines the preferred codec order.
Use the special value 'help' to get a list of options.
When unspecified, all the available codecs are allowed and the first one is used."""
    group.add_option("--speaker-codec", action="append",
                      dest="speaker_codec", default=defaults.speaker_codec,
                      help=CODEC_HELP % "speaker")
    group.add_option("--no-microphone", action="store_false",
                      dest="microphone", default=defaults.microphone,
                      help="Disable forwarding of sound input to the server")
    group.add_option("--microphone-codec", action="append",
                      dest="microphone_codec", default=defaults.microphone_codec,
                      help=CODEC_HELP % "microphone")

    group = OptionGroup(parser, "Client Picture Encoding and Compression Options",
                "These options are used by the client to specify the desired picture and network data compression."
                "They may also be specified on the server as default values for those clients that do not set them.")
    parser.add_option_group(group)
    group.add_option("--encoding", action="store",
                      metavar="ENCODING", default=defaults.encoding,
                      dest="encoding", type="str",
                      help="What image compression algorithm to use, specify 'help' to get a list of options."
                            " Default: %default."
                      )
    group.add_option("--min-quality", action="store",
                      metavar="MIN-LEVEL",
                      dest="min_quality", type="int", default=defaults.min_quality,
                      help="Sets the minimum encoding quality allowed in automatic quality setting (from 1 to 100, 0 to leave unset). Default: %default.")
    group.add_option("--quality", action="store",
                      metavar="LEVEL",
                      dest="quality", type="int", default=defaults.quality,
                      help="Use a fixed image compression quality - only relevant to lossy encodings (1-100, 0 to use automatic setting). Default: %default.")
    group.add_option("--min-speed", action="store",
                      metavar="SPEED",
                      dest="min_speed", type="int", default=defaults.min_speed,
                      help="Sets the minimum encoding speed allowed in automatic speed setting (1-100, 0 to leave unset). Default: %default.")
    group.add_option("--speed", action="store",
                      metavar="SPEED",
                      dest="speed", type="int", default=defaults.speed,
                      help="Use image compression with the given encoding speed (1-100, 0 to use automatic setting). Default: %default.")
    group.add_option("--auto-refresh-delay", action="store",
                      dest="auto_refresh_delay", type="float", default=defaults.auto_refresh_delay,
                      metavar="DELAY",
                      help="Idle delay in seconds before doing an automatic lossless refresh."
                      + " 0.0 to disable."
                      + " Default: %default.")
    group.add_option("-z", "--compress", action="store",
                      dest="compression_level", type="int", default=defaults.compression_level,
                      metavar="LEVEL",
                      help="How hard to work on compressing data."
                      + " You generally do not need to use this option,"
                      + " the default value should be adequate,"
                      + " picture data is compressed separately (see --encoding)."
                      + " 0 to disable compression,"
                      + " 9 for maximal (slowest) compression. Default: %default.")

    group = OptionGroup(parser, "Client Features Options",
                "These options control client features that affect the appearance or the keyboard.")
    parser.add_option_group(group)
    group.add_option("--opengl", action="store",
                      dest="opengl", default=defaults.opengl,
                      help="Use OpenGL accelerated rendering, options: yes,no,auto. Default: %s." % print_bool("opengl", defaults.opengl))
    group.add_option("--no-windows", action="store_false",
                      dest="windows", default=defaults.windows,
                      help="Tells the server not to send any window data, only notifications and bell events will be forwarded (if enabled).")
    group.add_option("--session-name", action="store",
                      dest="session_name", default=defaults.session_name,
                      help="The name of this session, which may be used in notifications, menus, etc. Default: Xpra")
    group.add_option("--client-toolkit", action="store",
                      dest="client_toolkit", default=defaults.client_toolkit,
                      help="The type of client toolkit. Use the value 'help' to get a list of options. Default: %default")
    group.add_option("--window-layout", action="store",
                      dest="window_layout", default=defaults.window_layout,
                      help="The type of window layout to use, each client toolkit may provide different layouts."
                        "use the value 'help' to get a list of possible layouts. Default: %default")
    group.add_option("--title", action="store",
                      dest="title", default=defaults.title,
                      help="Text which is shown as window title, may use remote metadata variables (default: '%default')")
    group.add_option("--window-icon", action="store",
                          dest="window_icon", default=defaults.window_icon,
                          help="Path to the default image which will be used for all windows (the application may override this)")
    # let the platform specific code add its own options:
    # adds "--no-tray" for platforms that support it
    add_client_options(group)
    hidden_options["tray"] =  True
    hidden_options["delay_tray"] =  False
    group.add_option("--tray-icon", action="store",
                          dest="tray_icon", default=defaults.tray_icon,
                          help="Path to the image which will be used as icon for the system-tray or dock")
    group.add_option("--key-shortcut", action="append",
                      dest="key_shortcut", type="str", default=defaults.key_shortcut,
                      help="Define key shortcuts that will trigger specific actions."
                      + "If no shortcuts are defined, it defaults to '%s'" % (",".join(defaults.key_shortcut or [])))
    group.add_option("--no-keyboard-sync", action="store_false",
                      dest="keyboard_sync", default=defaults.keyboard_sync,
                      help="Disable keyboard state synchronization, prevents keys from repeating on high latency links but also may disrupt applications which access the keyboard directly")

    group = OptionGroup(parser, "Advanced Options",
                "These options apply to both client and server. Please refer to the man page for details.")
    parser.add_option_group(group)
    group.add_option("--password-file", action="store",
                      dest="password_file", default=defaults.password_file,
                      help="The file containing the password required to connect (useful to secure TCP mode)")
    group.add_option("--dpi", action="store",
                      dest="dpi", default=defaults.dpi,
                      help="The 'dots per inch' value that client applications should try to honour (default: %default)")
    default_socket_dir_str = defaults.socket_dir or "$XPRA_SOCKET_DIR or '~/.xpra'"
    group.add_option("--socket-dir", action="store",
                      dest="socket_dir", default=defaults.socket_dir,
                      help="Directory to place/look for the socket files in (default: %s)" % default_socket_dir_str)
    debug_default = ""
    if defaults.debug:
        debug_default = "all"
    group.add_option("-d", "--debug", action="store",
                      dest="debug", default=debug_default, metavar="FILTER1,FILTER2,...",
                      help="List of categories to enable debugging for (or \"all\")")
    group.add_option("--ssh", action="store",
                      dest="ssh", default=defaults.ssh, metavar="CMD",
                      help="How to run ssh (default: '%default')")
    group.add_option("--username", action="store",
                      dest="username", default=defaults.username,
                      help="The username supplied by the client for authentication (default: '%default')")
    group.add_option("--auth", action="store",
                      dest="auth", default=defaults.auth,
                      help="The authentication module (default: '%default')")
    group.add_option("--mmap-group", action="store_true",
                      dest="mmap_group", default=defaults.mmap_group,
                      help="When creating the mmap file with the client, set the group permission on the mmap file to the same value as the owner of the server socket file we connect to (default: '%default')")
    group.add_option("--enable-pings", action="store_true",
                      dest="pings", default=defaults.pings,
                      help="Send ping packets every second to gather latency statistics")
    group.add_option("--clipboard-filter-file", action="store",
                      dest="clipboard_filter_file", default=defaults.clipboard_filter_file,
                      help="Name of a file containing regular expressions of clipboard contents that must be filtered out")
    group.add_option("--remote-xpra", action="store",
                      dest="remote_xpra", default=defaults.remote_xpra,
                      metavar="CMD",
                      help="How to run xpra on the remote host (default: '%default')")
    if len(ENCRYPTION_CIPHERS)>0:
        group.add_option("--encryption", action="store",
                          dest="encryption", default=defaults.encryption,
                          metavar="ALGO",
                          help="Specifies the encryption cipher to use, supported algorithms are: %s (default: None)" % (", ".join(ENCRYPTION_CIPHERS)))
        group.add_option("--encryption-keyfile", action="store",
                          dest="encryption_keyfile", default=defaults.encryption_keyfile,
                          metavar="FILE",
                          help="Specifies the file containing the encryption key. (default: '%default')")
    else:
        hidden_options["encryption"] = ''
        hidden_options["encryption_keyfile"] = ''

    options, args = parser.parse_args(cmdline[1:])

    #ensure all the option fields are set even though
    #some options are not shown to the user:
    for k,v in hidden_options.items():
        if not hasattr(options, k):
            setattr(options, k, v)

    if options.encoding:
        #fix old encoding names if needed:
        from xpra.codecs.loader import ALL_OLD_ENCODING_NAMES_TO_NEW
        options.encoding = ALL_OLD_ENCODING_NAMES_TO_NEW.get(options.encoding, options.encoding)
        if options.encoding=="webp":
            #warn that webp should not be used:
            print("Warning: webp encoding may leak memory!")

    #special handling for URL mode:
    #xpra attach xpra://[mode:]host:port/?param1=value1&param2=value2
    if len(args)==2 and args[0]=="attach" and args[1].startswith("xpra://"):
        url = args[1]
        from urlparse import urlparse, parse_qs
        up = urlparse(url)
        address = up.netloc
        qpos = url.find("?")
        if qpos>0:
            params_str = url[qpos+1:]
            params = parse_qs(params_str, keep_blank_values=True)
            f_params = {}
            #print("params=%s" % str(params))
            for k,v in params.items():
                t = OPTION_TYPES.get(k)
                if t is not None and t!=list:
                    v = v[0]
                f_params[k] = v
            v_params = validate_config(f_params)
            for k,v in v_params.items():
                setattr(options, k, v)
        al = address.lower()
        if not al.startswith(":") and not al.startswith("tcp") and not al.startswith("ssh"):
            #assume tcp if not specified
            address = "tcp:%s" % address
        args[1] = address

    try:
        int(options.dpi)
    except Exception, e:
        parser.error("invalid dpi: %s" % e)
Ejemplo n.º 9
0
def main(script_file, cmdline):
    platform_init()
    if os.name == "posix" and os.getuid() == 0:
        warn("\nWarning: running as root")
    try:
        import glib
        glib.set_prgname("Xpra")
    except:
        pass
    #################################################################
    ## NOTE NOTE NOTE
    ##
    ## If you modify anything here, then remember to update the man page
    ## (xpra.1) as well!
    ##
    ## NOTE NOTE NOTE
    #################################################################
    supports_shadow = SHADOW_SUPPORTED
    supports_server = LOCAL_SERVERS_SUPPORTED
    if supports_server:
        try:
            from xpra.x11.bindings.wait_for_x_server import wait_for_x_server  #@UnresolvedImport @UnusedImport
        except:
            supports_server = False

    command_options = [
        "\t%prog attach [DISPLAY]\n", "\t%prog detach [DISPLAY]\n",
        "\t%prog screenshot filename [DISPLAY]\n", "\t%prog info [DISPLAY]\n",
        "\t%prog version [DISPLAY]\n"
    ]
    server_modes = []
    if supports_server:
        server_modes.append("start")
        server_modes.append("upgrade")
        command_options = [
            "\t%prog start DISPLAY\n",
            "\t%prog stop [DISPLAY]\n",
            "\t%prog list\n",
            "\t%prog upgrade DISPLAY\n",
        ] + command_options
    if supports_shadow:
        server_modes.append("shadow")
        command_options.append("\t%prog shadow DISPLAY\n")
    if not supports_server:
        command_options.append(
            "(This xpra installation does not support starting local servers.)"
        )

    hidden_options = {}
    parser = OptionParser(version="xpra v%s" % XPRA_VERSION,
                          usage="\n" + "".join(command_options))
    defaults = make_defaults_struct()
    if len(server_modes):
        group = OptionGroup(
            parser, "Server Options",
            "These options are only relevant on the server when using the %s mode."
            % "or".join(["'%s'" % x for x in server_modes]))
        parser.add_option_group(group)
    if supports_server:
        group.add_option(
            "--start-child",
            action="append",
            dest="start_child",
            metavar="CMD",
            default=defaults.start_child,
            help=
            "program to spawn in new server (may be repeated) (default: %default)"
        )
        group.add_option(
            "--exit-with-children",
            action="store_true",
            dest="exit_with_children",
            default=defaults.exit_with_children,
            help="Terminate server when --start-child command(s) exit")
    else:
        hidden_options["start_child"] = None
        hidden_options["exit_with_children"] = False
    if (supports_server or supports_shadow) and CAN_DAEMONIZE:
        group.add_option("--no-daemon",
                         action="store_false",
                         dest="daemon",
                         default=True,
                         help="Don't daemonize when running as a server")
        group.add_option(
            "--log-file",
            action="store",
            dest="log_file",
            default=defaults.log_file,
            help=
            "When daemonizing, this is where the log messages will go (default: %s)."
            +
            " If a relative filename is specified the it is relative to --socket-dir,"
            +
            " the value of '$DISPLAY' will be substituted with the actual display used"
        )
    else:
        hidden_options["daemon"] = False
        hidden_options["log_file"] = defaults.log_file
    if supports_server:
        group.add_option(
            "--use-display",
            action="store_true",
            dest="use_display",
            default=defaults.use_display,
            help="Use an existing display rather than starting one with xvfb")
        group.add_option(
            "--xvfb",
            action="store",
            dest="xvfb",
            default=defaults.xvfb,
            metavar="CMD",
            help="How to run the headless X server (default: '%default')")
    else:
        hidden_options["use_display"] = False
        hidden_options["xvfb"] = ''
    if supports_server or supports_shadow:
        group.add_option(
            "--bind-tcp",
            action="append",
            dest="bind_tcp",
            default=defaults.bind_tcp,
            metavar="[HOST]:PORT",
            help=
            "Listen for connections over TCP (use --password-file to secure it)."
            +
            " You may specify this option multiple times with different host and port combinations"
        )
    else:
        hidden_options["bind_tcp"] = []
    if supports_server:
        group.add_option(
            "--no-pulseaudio",
            action="store_false",
            dest="pulseaudio",
            default=defaults.pulseaudio,
            help="Disable starting of a pulseaudio server for the session")
        group.add_option(
            "--pulseaudio-command",
            action="store",
            dest="pulseaudio_command",
            default=defaults.pulseaudio_command,
            help=
            "The command used to start the pulseaudio server (default: '%default')"
        )
    else:
        hidden_options["pulseaudio"] = False
        hidden_options["pulseaudio_command"] = ""

    group = OptionGroup(
        parser, "Server Controlled Features",
        "These options can be used to turn certain features on or off, "
        "they can be specified on the client or on the server, "
        "but the client cannot enable them if they are disabled on the server."
    )
    parser.add_option_group(group)
    group.add_option("--no-clipboard",
                     action="store_false",
                     dest="clipboard",
                     default=defaults.clipboard,
                     help="Disable clipboard support")
    group.add_option("--no-notifications",
                     action="store_false",
                     dest="notifications",
                     default=defaults.notifications,
                     help="Disable forwarding of system notifications")
    group.add_option("--no-system-tray",
                     action="store_false",
                     dest="system_tray",
                     default=defaults.system_tray,
                     help="Disable forwarding of system tray icons")
    group.add_option(
        "--no-cursors",
        action="store_false",
        dest="cursors",
        default=defaults.cursors,
        help="Disable forwarding of custom application mouse cursors")
    group.add_option("--no-bell",
                     action="store_false",
                     dest="bell",
                     default=defaults.bell,
                     help="Disable forwarding of the system bell")
    group.add_option(
        "--no-mmap",
        action="store_false",
        dest="mmap",
        default=defaults.mmap,
        help="Disable memory mapped transfers for local connections")
    group.add_option(
        "--readonly",
        action="store_true",
        dest="readonly",
        default=defaults.readonly,
        help="Ignore all keyboard input and mouse events from the clients")
    group.add_option(
        "--enable-sharing",
        action="store_true",
        dest="sharing",
        default=defaults.sharing,
        help="Allow more than one client to connect to the same session")
    group.add_option(
        "--no-speaker",
        action="store_false",
        dest="speaker",
        default=defaults.speaker,
        help="Disable forwarding of sound output to the client(s)")
    CODEC_HELP = """Specify the codec(s) to use for forwarding the %s sound output.
This parameter can be specified multiple times and the order in which the codecs
are specified defines the preferred codec order.
Use the special value 'help' to get a list of options.
When unspecified, all the available codecs are allowed and the first one is used."""
    group.add_option("--speaker-codec",
                     action="append",
                     dest="speaker_codec",
                     default=defaults.speaker_codec,
                     help=CODEC_HELP % "speaker")
    group.add_option("--no-microphone",
                     action="store_false",
                     dest="microphone",
                     default=defaults.microphone,
                     help="Disable forwarding of sound input to the server")
    group.add_option("--microphone-codec",
                     action="append",
                     dest="microphone_codec",
                     default=defaults.microphone_codec,
                     help=CODEC_HELP % "microphone")

    group = OptionGroup(
        parser, "Client Picture Encoding and Compression Options",
        "These options are used by the client to specify the desired picture and network data compression."
        "They may also be specified on the server as default values for those clients that do not set them."
    )
    parser.add_option_group(group)
    group.add_option(
        "--encoding",
        action="store",
        metavar="ENCODING",
        default=defaults.encoding,
        dest="encoding",
        type="str",
        help=
        "What image compression algorithm to use, specify 'help' to get a list of options."
        " Default: %default.")
    group.add_option(
        "--min-quality",
        action="store",
        metavar="MIN-LEVEL",
        dest="min_quality",
        type="int",
        default=defaults.min_quality,
        help=
        "Sets the minimum encoding quality allowed in automatic quality setting (from 1 to 100, 0 to leave unset). Default: %default."
    )
    group.add_option(
        "--quality",
        action="store",
        metavar="LEVEL",
        dest="quality",
        type="int",
        default=defaults.quality,
        help=
        "Use a fixed image compression quality - only relevant to lossy encodings (1-100, 0 to use automatic setting). Default: %default."
    )
    group.add_option(
        "--min-speed",
        action="store",
        metavar="SPEED",
        dest="min_speed",
        type="int",
        default=defaults.min_speed,
        help=
        "Sets the minimum encoding speed allowed in automatic speed setting (1-100, 0 to leave unset). Default: %default."
    )
    group.add_option(
        "--speed",
        action="store",
        metavar="SPEED",
        dest="speed",
        type="int",
        default=defaults.speed,
        help=
        "Use image compression with the given encoding speed (1-100, 0 to use automatic setting). Default: %default."
    )
    group.add_option(
        "--auto-refresh-delay",
        action="store",
        dest="auto_refresh_delay",
        type="float",
        default=defaults.auto_refresh_delay,
        metavar="DELAY",
        help="Idle delay in seconds before doing an automatic lossless refresh."
        + " 0.0 to disable." + " Default: %default.")
    group.add_option(
        "-z",
        "--compress",
        action="store",
        dest="compression_level",
        type="int",
        default=defaults.compression_level,
        metavar="LEVEL",
        help="How hard to work on compressing data." +
        " You generally do not need to use this option," +
        " the default value should be adequate," +
        " picture data is compressed separately (see --encoding)." +
        " 0 to disable compression," +
        " 9 for maximal (slowest) compression. Default: %default.")

    group = OptionGroup(
        parser, "Client Features Options",
        "These options control client features that affect the appearance or the keyboard."
    )
    parser.add_option_group(group)
    group.add_option(
        "--opengl",
        action="store",
        dest="opengl",
        default=defaults.opengl,
        help=
        "Use OpenGL accelerated rendering, options: yes,no,auto. Default: %s."
        % print_bool("opengl", defaults.opengl))
    group.add_option(
        "--no-windows",
        action="store_false",
        dest="windows",
        default=defaults.windows,
        help=
        "Tells the server not to send any window data, only notifications and bell events will be forwarded (if enabled)."
    )
    group.add_option(
        "--session-name",
        action="store",
        dest="session_name",
        default=defaults.session_name,
        help=
        "The name of this session, which may be used in notifications, menus, etc. Default: Xpra"
    )
    group.add_option(
        "--client-toolkit",
        action="store",
        dest="client_toolkit",
        default=defaults.client_toolkit,
        help=
        "The type of client toolkit. Use the value 'help' to get a list of options. Default: %s"
    )
    group.add_option(
        "--window-layout",
        action="store",
        dest="window_layout",
        default=defaults.window_layout,
        help=
        "The type of window layout to use, each client toolkit may provide different layouts."
        "use the value 'help' to get a list of possible layouts. Default: %s")
    group.add_option(
        "--title",
        action="store",
        dest="title",
        default=defaults.title,
        help=
        "Text which is shown as window title, may use remote metadata variables (default: '%default')"
    )
    group.add_option(
        "--window-icon",
        action="store",
        dest="window_icon",
        default=defaults.window_icon,
        help=
        "Path to the default image which will be used for all windows (the application may override this)"
    )
    # let the platform specific code add its own options:
    # adds "--no-tray" for platforms that support it
    add_client_options(group)
    hidden_options["no_tray"] = False
    hidden_options["delay_tray"] = False
    group.add_option(
        "--tray-icon",
        action="store",
        dest="tray_icon",
        default=defaults.tray_icon,
        help=
        "Path to the image which will be used as icon for the system-tray or dock"
    )
    group.add_option(
        "--key-shortcut",
        action="append",
        dest="key_shortcut",
        type="str",
        default=defaults.key_shortcut,
        help="Define key shortcuts that will trigger specific actions." +
        "If no shortcuts are defined, it defaults to '%s'" %
        (",".join(defaults.key_shortcut or [])))
    group.add_option(
        "--no-keyboard-sync",
        action="store_false",
        dest="keyboard_sync",
        default=defaults.keyboard_sync,
        help=
        "Disable keyboard state synchronization, prevents keys from repeating on high latency links but also may disrupt applications which access the keyboard directly"
    )

    group = OptionGroup(
        parser, "Advanced Options",
        "These options apply to both client and server. Please refer to the man page for details."
    )
    parser.add_option_group(group)
    group.add_option(
        "--password-file",
        action="store",
        dest="password_file",
        default=defaults.password_file,
        help=
        "The file containing the password required to connect (useful to secure TCP mode)"
    )
    group.add_option(
        "--dpi",
        action="store",
        dest="dpi",
        default=defaults.dpi,
        help=
        "The 'dots per inch' value that client applications should try to honour (default: %default)"
    )
    default_socket_dir_str = defaults.socket_dir or "$XPRA_SOCKET_DIR or '~/.xpra'"
    group.add_option(
        "--socket-dir",
        action="store",
        dest="socket_dir",
        default=defaults.socket_dir,
        help="Directory to place/look for the socket files in (default: %s)" %
        default_socket_dir_str)
    debug_default = ""
    if defaults.debug:
        debug_default = "all"
    group.add_option(
        "-d",
        "--debug",
        action="store",
        dest="debug",
        default=debug_default,
        metavar="FILTER1,FILTER2,...",
        help="List of categories to enable debugging for (or \"all\")")
    group.add_option("--ssh",
                     action="store",
                     dest="ssh",
                     default=defaults.ssh,
                     metavar="CMD",
                     help="How to run ssh (default: '%default')")
    group.add_option(
        "--mmap-group",
        action="store_true",
        dest="mmap_group",
        default=defaults.mmap_group,
        help=
        "When creating the mmap file with the client, set the group permission on the mmap file to the same value as the owner of the server socket file we connect to (default: '%default')"
    )
    group.add_option(
        "--enable-pings",
        action="store_true",
        dest="pings",
        default=defaults.pings,
        help="Send ping packets every second to gather latency statistics")
    group.add_option(
        "--clipboard-filter-file",
        action="store",
        dest="clipboard_filter_file",
        default=defaults.clipboard_filter_file,
        help=
        "Name of a file containing regular expressions of clipboard contents that must be filtered out"
    )
    group.add_option(
        "--remote-xpra",
        action="store",
        dest="remote_xpra",
        default=defaults.remote_xpra,
        metavar="CMD",
        help="How to run xpra on the remote host (default: '%default')")
    if len(ENCRYPTION_CIPHERS) > 0:
        group.add_option(
            "--encryption",
            action="store",
            dest="encryption",
            default=defaults.encryption,
            metavar="ALGO",
            help=
            "Specifies the encryption cipher to use, only %s is currently supported. (default: None)"
            % (", ".join(ENCRYPTION_CIPHERS)))
    else:
        hidden_options["encryption"] = ''

    options, args = parser.parse_args(cmdline[1:])
    if not args:
        parser.error("need a mode")

    #ensure all the option fields are set even though
    #some options are not shown to the user:
    for k, v in hidden_options.items():
        if not hasattr(options, k):
            setattr(options, k, v)

    #forward compatibility for correct encoding names:
    if options.encoding == "h264":
        options.encoding = "x264"
    elif options.encoding == "vp8":
        options.encoding = "vpx"
    elif options.encoding == "webp":
        #warn that webp should not be used:
        print("Warning: webp encoding may leak memory!")

    #special handling for URL mode:
    #xpra attach xpra://[mode:]host:port/?param1=value1&param2=value2
    if len(args) == 2 and args[0] == "attach" and args[1].startswith(
            "xpra://"):
        url = args[1]
        from urlparse import urlparse, parse_qs
        up = urlparse(url)
        address = up.netloc
        qpos = url.find("?")
        if qpos > 0:
            params_str = url[qpos + 1:]
            params = parse_qs(params_str, keep_blank_values=True)
            f_params = {}
            #print("params=%s" % str(params))
            for k, v in params.items():
                t = OPTION_TYPES.get(k)
                if t is not None and t != list:
                    v = v[0]
                f_params[k] = v
            v_params = validate_config(f_params)
            for k, v in v_params.items():
                setattr(options, k, v)
        al = address.lower()
        if not al.startswith(":") and not al.startswith(
                "tcp") and not al.startswith("ssh"):
            #assume tcp if not specified
            address = "tcp:%s" % address
        args[1] = address

    try:
        int(options.dpi)
    except Exception, e:
        parser.error("invalid dpi: %s" % e)