Exemplo n.º 1
0
def configure_signal_handlers():
    """Configure signal handlers that among other things allow to
    dump a stack trace.
    """
    from mysql.fabric.utils import (
        catch_signals
    )
    catch_signals(True)
Exemplo n.º 2
0
    def dispatch(self):
        """Teardown Fabric Storage System.
        """
        # Configure logging.
        _configure_logging(self.config, False)

        # Configure signal handlers.
        _utils.catch_signals(True)

        # Configure connections.
        _configure_connections(self.config)

        # Drop database and objects.
        _persistence.teardown()
Exemplo n.º 3
0
    def dispatch(self):
        """Teardown Fabric Storage System.
        """
        # Configure logging.
        _configure_logging(self.config, False)

        # Configure signal handlers.
        _utils.catch_signals(True)

        # Configure connections.
        _configure_connections(self.config)

        # Drop database and objects.
        _persistence.teardown()
Exemplo n.º 4
0
    def dispatch(self):
        """Setup Fabric Storage System.
        """
        # Configure logging.
        _configure_logging(self.config, False)

        # Configure signal handlers.
        _utils.catch_signals(True)

        # Configure connections.
        _configure_connections(self.config)

        # Create database and objects.
        _persistence.setup(config=self.config)

        credentials.check_initial_setup(self.config,
                                        _persistence.MySQLPersister())
Exemplo n.º 5
0
    def dispatch(self):
        """Setup Fabric Storage System.
        """
        # Configure logging.
        _configure_logging(self.config, False)

        # Configure signal handlers.
        _utils.catch_signals(True)

        # Configure connections.
        _configure_connections(self.config)

        # Create database and objects.
        _persistence.setup(config=self.config)

        credentials.check_initial_setup(self.config,
                                        _persistence.MySQLPersister())
Exemplo n.º 6
0
    def dispatch(self, daemonize=False):
        """Start the Fabric server.
        """
        # Configure logging.
        _configure_logging(self.config, daemonize)

        # Configure signal handlers.
        _utils.catch_signals(True)

        # Configure connections.
        _configure_connections(self.config)

        credentials.check_initial_setup(self.config,
                                        _persistence.MySQLPersister(),
                                        check_only=True)

        # Daemonize ourselves.
        if daemonize:
            _utils.daemonize()

        # Start Fabric server.
        _start(self.options, self.config)
        _services.ServiceManager().wait()
Exemplo n.º 7
0
    def dispatch(self, daemonize=False):
        """Start the Fabric server.
        """
        # Configure logging.
        _configure_logging(self.config, daemonize)

        # Configure signal handlers.
        _utils.catch_signals(True)

        # Configure connections.
        _configure_connections(self.config)

        credentials.check_initial_setup(
            self.config, _persistence.MySQLPersister(),
            check_only=True
        )

        # Daemonize ourselves.
        if daemonize:
            _utils.daemonize()

        # Start Fabric server.
        _start(self.options, self.config)
        _services.ServiceManager().wait()
Exemplo n.º 8
0
def main():
    """Start mysqlfabric.py script
    """
    try:
        # Catch some signals such as SIGUSR1 and SIGINT.
        catch_signals()

        # Load information on available commands.
        find_commands()

        # Identify exceptions to normal calling conventions, basically
        # for printing various forms of help.

        # This require us to first fetch all options before the
        # (potential) group and command using the default option
        # parser.
        PARSER.disable_interspersed_args()
        options, args = PARSER.parse_args()
        PARSER.enable_interspersed_args()

        # Options with side effects, such as --help and --version,
        # will never come here, so after this all option arguments are
        # eliminated and the first word in "args" is the the name of a
        # command group.

        # At this point, we (should) have at least one non-option word
        # in the arguments, so we try to get the group and the command
        # for the group. This might fail, if just a group is provided,
        # but then the function will print an apropriate message and
        # exit.
        group_name, command_name, args = extract_command(args)

        # If no configuration file was provided, figure out the
        # location of it based on the installed location of the
        # script location.
        if not options.config_file:
            try:
                directory = os.path.dirname(__file__)
            except NameError:
                if hasattr(sys, 'frozen'):
                    directory = os.path.dirname(sys.executable)
                else:
                    directory = os.path.abspath(
                        inspect.getfile(inspect.currentframe()))
            prefix = os.path.realpath(os.path.join(directory, '..'))
            if os.name == 'posix' and prefix in ('/', '/usr'):
                config_file = '/etc/mysql/fabric.cfg'
            else:
                if hasattr(sys, 'frozen'):
                    prefix = os.path.realpath(directory)
                config_file = os.path.join(prefix, 'etc', 'mysql', 'fabric.cfg')
            options.config_file = os.path.normpath(config_file)

        # Read configuration file
        config = Config(options.config_file, options.config_params)
        _config.global_config = copy.copy(config)

        cmd, cargs = create_command(group_name, command_name,
                                    options, args, config)

        authenticate(group_name, command_name, config, options, args)

        return fire_command(cmd, *cargs)
    except (URLError, HTTPError, NoOptionError) as error:
        if hasattr(error, 'code') and error.code == 400:
            print "Permission denied."
        else:
            print str(error)
    except KeyboardInterrupt:
        print "\nAborted due to keyboard interrupt."
        return 130
    except errors.Error as error:
        print "Error: {0}".format(error)
    except IOError as error:
        print "Error reading configuration file: {0}".format(error)

    return 1
Exemplo n.º 9
0
def main():
    """Start mysqlfabric.py script
    """
    try:
        # Catch some signals such as SIGUSR1 and SIGINT.
        catch_signals()

        # Load information on available commands.
        find_commands()

        # Identify exceptions to normal calling conventions, basically
        # for printing various forms of help.

        # This require us to first fetch all options before the
        # (potential) group and command using the default option
        # parser.
        PARSER.disable_interspersed_args()
        options, args = PARSER.parse_args()
        PARSER.enable_interspersed_args()

        # Options with side effects, such as --help and --version,
        # will never come here, so after this all option arguments are
        # eliminated and the first word in "args" is the the name of a
        # command group.

        # At this point, we (should) have at least one non-option word
        # in the arguments, so we try to get the group and the command
        # for the group. This might fail, if just a group is provided,
        # but then the function will print an apropriate message and
        # exit.
        group_name, command_name, args = extract_command(args)

        # If no configuration file was provided, figure out the
        # location of it based on the installed location of the
        # script location.
        if not options.config_file:
            try:
                directory = os.path.dirname(__file__)
            except NameError:
                if hasattr(sys, 'frozen'):
                    directory = os.path.dirname(sys.executable)
                else:
                    directory = os.path.abspath(
                        inspect.getfile(inspect.currentframe()))
            prefix = os.path.realpath(os.path.join(directory, '..'))
            if os.name == 'posix' and prefix in ('/', '/usr'):
                config_file = '/etc/mysql/fabric.cfg'
            else:
                if hasattr(sys, 'frozen'):
                    prefix = os.path.realpath(directory)
                config_file = os.path.join(prefix, 'etc', 'mysql',
                                           'fabric.cfg')
            options.config_file = os.path.normpath(config_file)

        # Read configuration file
        config = Config(options.config_file, options.config_params)
        _config.global_config = copy.copy(config)

        cmd, cargs = create_command(group_name, command_name, options, args,
                                    config)

        authenticate(group_name, command_name, config, options, args)

        return fire_command(cmd, *cargs)
    except (URLError, HTTPError, NoOptionError) as error:
        if hasattr(error, 'code') and error.code == 400:
            print "Permission denied."
        else:
            print str(error)
    except KeyboardInterrupt:
        print "\nAborted due to keyboard interrupt."
        return 130
    except errors.Error as error:
        print "Error: {0}".format(error)
    except IOError as error:
        print "Error reading configuration file: {0}".format(error)

    return 1