Beispiel #1
0
    def _loader(self, path, reader_type, combine=False):
        # combine: several zone files are getting combined into one obj
        if not os.path.isdir(path):
            return

        if combine:
            if path.startswith(config.ETC_FIREWALLD) and reader_type == "zone":
                combined_zone = Zone()
                combined_zone.name = os.path.basename(path)
                combined_zone.check_name(combined_zone.name)
                combined_zone.path = path
                combined_zone.default = False
            else:
                combine = False

        for filename in sorted(os.listdir(path)):
            if not filename.endswith(".xml"):
                if path.startswith(config.ETC_FIREWALLD) and \
                        reader_type == "zone" and \
                        os.path.isdir("%s/%s" % (path, filename)):
                    self._loader("%s/%s" % (path, filename),
                                 reader_type,
                                 combine=True)
                continue

            name = "%s/%s" % (path, filename)
            log.debug1("Loading %s file '%s'", reader_type, name)
            try:
                if reader_type == "icmptype":
                    obj = icmptype_reader(filename, path)
                    if obj.name in self.icmptype.get_icmptypes():
                        orig_obj = self.icmptype.get_icmptype(obj.name)
                        log.debug1("  Overloads %s '%s' ('%s/%s')",
                                   reader_type, orig_obj.name, orig_obj.path,
                                   orig_obj.filename)
                        self.icmptype.remove_icmptype(orig_obj.name)
                    elif obj.path.startswith(config.ETC_FIREWALLD):
                        obj.default = True
                    try:
                        self.icmptype.add_icmptype(obj)
                    except FirewallError as error:
                        log.info1("%s: %s, ignoring for run-time." % \
                                    (obj.name, str(error)))
                    # add a deep copy to the configuration interface
                    self.config.add_icmptype(copy.deepcopy(obj))
                elif reader_type == "service":
                    obj = service_reader(filename, path)
                    if obj.name in self.service.get_services():
                        orig_obj = self.service.get_service(obj.name)
                        log.debug1("  Overloads %s '%s' ('%s/%s')",
                                   reader_type, orig_obj.name, orig_obj.path,
                                   orig_obj.filename)
                        self.service.remove_service(orig_obj.name)
                    elif obj.path.startswith(config.ETC_FIREWALLD):
                        obj.default = True
                    self.service.add_service(obj)
                    # add a deep copy to the configuration interface
                    self.config.add_service(copy.deepcopy(obj))
                elif reader_type == "zone":
                    obj = zone_reader(filename, path, no_check_name=combine)
                    if combine:
                        # Change name for permanent configuration
                        obj.name = "%s/%s" % (os.path.basename(path),
                                              os.path.basename(filename)[0:-4])
                        obj.check_name(obj.name)
                    # Copy object before combine
                    config_obj = copy.deepcopy(obj)
                    if obj.name in self.zone.get_zones():
                        orig_obj = self.zone.get_zone(obj.name)
                        self.zone.remove_zone(orig_obj.name)
                        if orig_obj.combined:
                            log.debug1("  Combining %s '%s' ('%s/%s')",
                                       reader_type, obj.name, path, filename)
                            obj.combine(orig_obj)
                        else:
                            log.debug1("  Overloads %s '%s' ('%s/%s')",
                                       reader_type, orig_obj.name,
                                       orig_obj.path, orig_obj.filename)
                    elif obj.path.startswith(config.ETC_FIREWALLD):
                        obj.default = True
                        config_obj.default = True
                    self.config.add_zone(config_obj)
                    if combine:
                        log.debug1("  Combining %s '%s' ('%s/%s')",
                                   reader_type, combined_zone.name, path,
                                   filename)
                        combined_zone.combine(obj)
                    else:
                        self.zone.add_zone(obj)
                elif reader_type == "ipset":
                    obj = ipset_reader(filename, path)
                    if obj.name in self.ipset.get_ipsets():
                        orig_obj = self.ipset.get_ipset(obj.name)
                        log.debug1("  Overloads %s '%s' ('%s/%s')",
                                   reader_type, orig_obj.name, orig_obj.path,
                                   orig_obj.filename)
                        self.ipset.remove_ipset(orig_obj.name)
                    elif obj.path.startswith(config.ETC_FIREWALLD):
                        obj.default = True
                    try:
                        self.ipset.add_ipset(obj)
                    except FirewallError as error:
                        log.warning("%s: %s, ignoring for run-time." % \
                                    (obj.name, str(error)))
                    # add a deep copy to the configuration interface
                    self.config.add_ipset(copy.deepcopy(obj))
                elif reader_type == "helper":
                    obj = helper_reader(filename, path)
                    if obj.name in self.helper.get_helpers():
                        orig_obj = self.helper.get_helper(obj.name)
                        log.debug1("  Overloads %s '%s' ('%s/%s')",
                                   reader_type, orig_obj.name, orig_obj.path,
                                   orig_obj.filename)
                        self.helper.remove_helper(orig_obj.name)
                    elif obj.path.startswith(config.ETC_FIREWALLD):
                        obj.default = True
                    self.helper.add_helper(obj)
                    # add a deep copy to the configuration interface
                    self.config.add_helper(copy.deepcopy(obj))
                else:
                    log.fatal("Unknown reader type %s", reader_type)
            except FirewallError as msg:
                log.error("Failed to load %s file '%s': %s", reader_type, name,
                          msg)
            except Exception:
                log.error("Failed to load %s file '%s':", reader_type, name)
                log.exception()

        if combine and combined_zone.combined:
            if combined_zone.name in self.zone.get_zones():
                orig_obj = self.zone.get_zone(combined_zone.name)
                log.debug1("  Overloading and deactivating %s '%s' ('%s/%s')",
                           reader_type, orig_obj.name, orig_obj.path,
                           orig_obj.filename)
                try:
                    self.zone.remove_zone(combined_zone.name)
                except Exception:
                    pass
                self.config.forget_zone(combined_zone.name)
            self.zone.add_zone(combined_zone)
Beispiel #2
0
    def _loader(self, path, reader_type, combine=False):
        # combine: several zone files are getting combined into one obj
        if not os.path.isdir(path):
            return

        if combine:
            if path.startswith(ETC_FIREWALLD) and reader_type == "zone":
                combined_zone = Zone()
                combined_zone.name = os.path.basename(path)
                combined_zone.check_name(combined_zone.name)
                combined_zone.path = path
                combined_zone.default = False
            else:
                combine = False

        for filename in sorted(os.listdir(path)):
            if not filename.endswith(".xml"):
                if path.startswith(ETC_FIREWALLD) and \
                        reader_type == "zone" and \
                        os.path.isdir("%s/%s" % (path, filename)):
                    self._loader("%s/%s" % (path, filename), reader_type,
                                 combine=True)
                continue

            name = "%s/%s" % (path, filename)
            log.debug1("Loading %s file '%s'", reader_type, name)
            try:
                if reader_type == "icmptype":
                    obj = icmptype_reader(filename, path)
                    if obj.name in self.icmptype.get_icmptypes():
                        orig_obj = self.icmptype.get_icmptype(obj.name)
                        log.debug1("  Overloads %s '%s' ('%s/%s')", reader_type,
                                   orig_obj.name, orig_obj.path,
                                   orig_obj.filename)
                        self.icmptype.remove_icmptype(orig_obj.name)
                    self.icmptype.add_icmptype(obj)
                    # add a deep copy to the configuration interface
                    self.config.add_icmptype(copy.deepcopy(obj))
                elif reader_type == "service":
                    obj = service_reader(filename, path)
                    if obj.name in self.service.get_services():
                        orig_obj = self.service.get_service(obj.name)
                        log.debug1("  Overloads %s '%s' ('%s/%s')", reader_type,
                                   orig_obj.name, orig_obj.path,
                                   orig_obj.filename)
                        self.service.remove_service(orig_obj.name)
                    self.service.add_service(obj)
                    # add a deep copy to the configuration interface
                    self.config.add_service(copy.deepcopy(obj))
                elif reader_type == "zone":
                    obj = zone_reader(filename, path)
                    if combine:
                        # Change name for permanent configuration
                        obj.name = "%s/%s" % (
                            os.path.basename(path),
                            os.path.basename(filename)[0:-4])
                        obj.check_name(obj.name)
                    # Copy object before combine
                    config_obj = copy.deepcopy(obj)
                    if obj.name in self.zone.get_zones():
                        orig_obj = self.zone.get_zone(obj.name)
                        self.zone.remove_zone(orig_obj.name)
                        if orig_obj.combined:
                            log.debug1("  Combining %s '%s' ('%s/%s')",
                                        reader_type, obj.name,
                                        path, filename)
                            obj.combine(orig_obj)
                        else:
                            log.debug1("  Overloads %s '%s' ('%s/%s')",
                                       reader_type,
                                       orig_obj.name, orig_obj.path,
                                       orig_obj.filename)
                    self.config.add_zone(config_obj)
                    if combine:
                        log.debug1("  Combining %s '%s' ('%s/%s')",
                                   reader_type, combined_zone.name,
                                   path, filename)
                        combined_zone.combine(obj)
                    else:
                        self.zone.add_zone(obj)
                elif reader_type == "ipset":
                    obj = ipset_reader(filename, path)
                    if obj.name in self.ipset.get_ipsets():
                        orig_obj = self.ipset.get_ipset(obj.name)
                        log.debug1("  Overloads %s '%s' ('%s/%s')", reader_type,
                                   orig_obj.name, orig_obj.path,
                                   orig_obj.filename)
                        self.ipset.remove_ipset(orig_obj.name)
                    self.ipset.add_ipset(obj)
                    # add a deep copy to the configuration interface
                    self.config.add_ipset(copy.deepcopy(obj))
                else:
                    log.fatal("Unknown reader type %s", reader_type)
            except FirewallError as msg:
                log.error("Failed to load %s file '%s': %s", reader_type,
                          name, msg)
            except Exception as msg:
                log.error("Failed to load %s file '%s':", reader_type, name)
                log.exception()

        if combine and combined_zone.combined:
            if combined_zone.name in self.zone.get_zones():
                orig_obj = self.zone.get_zone(combined_zone.name)
                log.debug1("  Overloading and deactivating %s '%s' ('%s/%s')",
                           reader_type, orig_obj.name, orig_obj.path,
                           orig_obj.filename)
                try:
                    self.zone.remove_zone(combined_zone.name)
                except:
                    pass
                self.config.forget_zone(combined_zone.name)
            self.zone.add_zone(combined_zone)
Beispiel #3
0
    def update_ipset_from_path(self, name):
        filename = os.path.basename(name)
        path = os.path.dirname(name)

        if not os.path.exists(name):
            # removed file

            if path == config.ETC_FIREWALLD_IPSETS:
                # removed custom ipset
                for x in self._ipsets.keys():
                    obj = self._ipsets[x]
                    if obj.filename == filename:
                        del self._ipsets[x]
                        if obj.name in self._builtin_ipsets:
                            return ("update", self._builtin_ipsets[obj.name])
                        return ("remove", obj)
            else:
                # removed builtin ipset
                for x in self._builtin_ipsets.keys():
                    obj = self._builtin_ipsets[x]
                    if obj.filename == filename:
                        del self._builtin_ipsets[x]
                        if obj.name not in self._ipsets:
                            # update dbus ipset
                            return ("remove", obj)
                        else:
                            # builtin hidden, no update needed
                            return (None, None)

            # ipset not known to firewalld, yet (timeout, ..)
            return (None, None)

        # new or updated file

        log.debug1("Loading ipset file '%s'", name)
        try:
            obj = ipset_reader(filename, path)
        except Exception as msg:
            log.error("Failed to load ipset file '%s': %s", filename, msg)
            return (None, None)

        # new ipset
        if obj.name not in self._builtin_ipsets and obj.name not in self._ipsets:
            self.add_ipset(obj)
            return ("new", obj)

        # updated ipset
        if path == config.ETC_FIREWALLD_IPSETS:
            # custom ipset update
            if obj.name in self._ipsets:
                obj.default = self._ipsets[obj.name].default
                self._ipsets[obj.name] = obj
            return ("update", obj)
        else:
            if obj.name in self._builtin_ipsets:
                # builtin ipset update
                del self._builtin_ipsets[obj.name]
                self._builtin_ipsets[obj.name] = obj

                if obj.name not in self._ipsets:
                    # update dbus ipset
                    return ("update", obj)
                else:
                    # builtin hidden, no update needed
                    return (None, None)

        # ipset not known to firewalld, yet (timeout, ..)
        return (None, None)
Beispiel #4
0
    def update_ipset_from_path(self, name):
        filename = os.path.basename(name)
        path = os.path.dirname(name)

        if not os.path.exists(name):
            # removed file

            if path == config.ETC_FIREWALLD_IPSETS:
                # removed custom ipset
                for x in self._ipsets.keys():
                    obj = self._ipsets[x]
                    if obj.filename == filename:
                        del self._ipsets[x]
                        if obj.name in self._builtin_ipsets:
                            return ("update", self._builtin_ipsets[obj.name])
                        return ("remove", obj)
            else:
                # removed builtin ipset
                for x in self._builtin_ipsets.keys():
                    obj = self._builtin_ipsets[x]
                    if obj.filename == filename:
                        del self._builtin_ipsets[x]
                        if obj.name not in self._ipsets:
                            # update dbus ipset
                            return ("remove", obj)
                        else:
                            # builtin hidden, no update needed
                            return (None, None)

            # ipset not known to firewalld, yet (timeout, ..)
            return (None, None)

        # new or updated file

        log.debug1("Loading ipset file '%s'", name)
        try:
            obj = ipset_reader(filename, path)
        except Exception as msg:
            log.error("Failed to load ipset file '%s': %s", filename, msg)
            return (None, None)

        # new ipset
        if obj.name not in self._builtin_ipsets and obj.name not in self._ipsets:
            self.add_ipset(obj)
            return ("new", obj)

        # updated ipset
        if path == config.ETC_FIREWALLD_IPSETS:
            # custom ipset update
            if obj.name in self._ipsets:
                obj.default = self._ipsets[obj.name].default
                self._ipsets[obj.name] = obj
            return ("update", obj)
        else:
            if obj.name in self._builtin_ipsets:
                # builtin ipset update
                del self._builtin_ipsets[obj.name]
                self._builtin_ipsets[obj.name] = obj

                if obj.name not in self._ipsets:
                    # update dbus ipset
                    return ("update", obj)
                else:
                    # builtin hidden, no update needed
                    return (None, None)

        # ipset not known to firewalld, yet (timeout, ..)
        return (None, None)
Beispiel #5
0
    def update_ipset_from_path(self, name):
        filename = os.path.basename(name)
        path = os.path.dirname(name)

        if not os.path.exists(name):
            # removed file

            if path == ETC_FIREWALLD_IPSETS:
                # removed custom ipset
                for x in self._ipsets.keys():
                    obj = self._ipsets[x]
                    if obj.filename == filename:
                        del self._ipsets[x]
                        if obj.name in self._builtin_ipsets:
                            return ("update", self._builtin_ipsets[obj.name])
                        return ("remove", obj)
            else:
                # removed builtin ipset
                for x in self._builtin_ipsets.keys():
                    obj = self._builtin_ipsets[x]
                    if obj.filename == filename:
                        del self._builtin_ipsets[x]
                        if obj.name not in self._ipsets:
                            # update dbus ipset
                            return ("remove", obj)
                        else:
                            # builtin hidden, no update needed
                            return (None, None)

            # ipset not known to firewalld, yet (timeout, ..)
            return (None, None)

        # new or updated file

        obj = ipset_reader(filename, path)

        # new ipset
        if obj.name not in self._builtin_ipsets and obj.name not in self._ipsets:
            self.add_ipset(obj)
            return ("new", obj)

        # updated ipset
        if path == ETC_FIREWALLD_IPSETS:
            # custom ipset update
            if obj.name in self._ipsets:
                self._ipsets[obj.name] = obj
            return ("update", obj)
        else:
            if obj.name in self._builtin_ipsets:
                # builtin ipset update
                del self._builtin_ipsets[obj.name]
                self._builtin_ipsets[obj.name] = obj

                if obj.name not in self._ipsets:
                    # update dbus ipset
                    return ("update", obj)
                else:
                    # builtin hidden, no update needed
                    return (None, None)

        # ipset not known to firewalld, yet (timeout, ..)
        return (None, None)
Beispiel #6
0
    def update_ipset_from_path(self, name):
        filename = os.path.basename(name)
        path = os.path.dirname(name)

        if not os.path.exists(name):
            # removed file

            if path == ETC_FIREWALLD_IPSETS:
                # removed custom ipset
                for x in self._ipsets.keys():
                    obj = self._ipsets[x]
                    if obj.filename == filename:
                        del self._ipsets[x]
                        if obj.name in self._default_ipsets:
                            return ("update", self._default_ipsets[obj.name])
                        return ("remove", obj)
            else:
                # removed builtin ipset
                for x in self._default_ipsets.keys():
                    obj = self._default_ipsets[x]
                    if obj.filename == filename:
                        del self._default_ipsets[x]
                        if obj.name not in self._ipsets:
                            # update dbus ipset
                            return ("remove", obj)
                        else:
                            # builtin hidden, no update needed
                            return (None, None)

            # ipset not known to firewalld, yet (timeout, ..)
            return (None, None)

        # new or updated file

        obj = ipset_reader(filename, path)

        # new ipset
        if obj.name not in self._default_ipsets and obj.name not in self._ipsets:
            self.add_ipset(obj)
            return ("new", obj)

        # updated ipset
        if path == ETC_FIREWALLD_IPSETS:
            # custom ipset update
            if obj.name in self._ipsets:
                self._ipsets[obj.name] = obj
            return ("update", obj)
        else:
            if obj.name in self._default_ipsets:
                # builtin ipset update
                del self._default_ipsets[obj.name]
                self._default_ipsets[obj.name] = obj

                if obj.name not in self._ipsets:
                    # update dbus ipset
                    return ("update", obj)
                else:
                    # builtin hidden, no update needed
                    return (None, None)

        # ipset not known to firewalld, yet (timeout, ..)
        return (None, None)