greenbone / python-gvm

        return cmd.to_string()

    def create_credential_command(self, name, kwargs):

        """Generates xml string for create credential on gvmd."""

        cmd = XmlCommand('create_credential')

        cmd.add_element('name', name)

        comment = kwargs.get('comment', '')

        if comment:

            cmd.add_element('comment', comment)

        copy = kwargs.get('copy', '')

        if copy:

            cmd.add_element('copy', copy)

        allow_insecure = kwargs.get('allow_insecure', '')

        if allow_insecure:

            cmd.add_element('allow_insecure', allow_insecure)

        certificate = kwargs.get('certificate', '')

        if certificate:

            cmd.add_element('certificate', certificate)

        key = kwargs.get('key', '')

        if key:

            phrase = key['phrase']

            private = key['private']

            if not phrase:

                raise ValueError('create_credential requires a phrase element')

            if not private:

                raise ValueError('create_credential requires a '

                                 'private element')

            _xmlkey = cmd.add_element('key')

            _xmlkey.add_element('phrase', phrase)

            _xmlkey.add_element('private', private)

        login = kwargs.get('login', '')

        if login:

            cmd.add_element('login', login)

        password = kwargs.get('password', '')

        if password:

            cmd.add_element('password', password)

        auth_algorithm = kwargs.get('auth_algorithm', '')

        if auth_algorithm:

            if auth_algorithm not in ('md5', 'sha1'):

                raise ValueError('create_credential requires auth_algorithm '

                                 'to be either md5 or sha1')

            cmd.add_element('auth_algorithm', auth_algorithm)

        community = kwargs.get('community', '')

        if community:

            cmd.add_element('community', community)

        privacy = kwargs.get('privacy', '')

        if privacy:

            algorithm = privacy.algorithm

            if algorithm not in ('aes', 'des'):

                raise ValueError('create_credential requires algorithm '

                                 'to be either aes or des')

            p_password = privacy.password

            _xmlprivacy = cmd.add_element('privacy')

            _xmlprivacy.add_element('algorithm', algorithm)

            _xmlprivacy.add_element('password', p_password)

        cred_type = kwargs.get('type', '')

        if cred_type:

            if cred_type not in ('cc', 'snmp', 'up', 'usk'):

                raise ValueError('create_credential requires type '

                                 'to be either cc, snmp, up or usk')

            cmd.add_element('type', cred_type)

        return cmd.to_string()

    def create_group_command(self, name, kwargs):

        """Generates xml string for create group on gvmd."""

        return cmd.to_string()

    def modify_credential_command(self, credential_id, kwargs):

        """Generates xml string for modify credential on gvmd."""

        if not credential_id:

            raise ValueError('modify_credential requires '

                             'a credential_id attribute')

        cmd = XmlCommand('modify_credential')

        cmd.set_attribute('credential_id', credential_id)

        comment = kwargs.get('comment', '')

        if comment:

            cmd.add_element('comment', comment)

        name = kwargs.get('name', '')

        if name:

            cmd.add_element('name', name)

        allow_insecure = kwargs.get('allow_insecure', '')

        if allow_insecure:

            cmd.add_element('allow_insecure', allow_insecure)

        certificate = kwargs.get('certificate', '')

        if certificate:

            cmd.add_element('certificate', certificate)

        key = kwargs.get('key', '')

        if key:

            phrase = key['phrase']

            private = key['private']

            if not phrase:

                raise ValueError('modify_credential requires a phrase element')

            if not private:

                raise ValueError('modify_credential requires '

                                 'a private element')

            _xmlkey = cmd.add_element('key')

            _xmlkey.add_element('phrase', phrase)

            _xmlkey.add_element('private', private)

        login = kwargs.get('login', '')

        if login:

            cmd.add_element('login', login)

        password = kwargs.get('password', '')

        if password:

            cmd.add_element('password', password)

        auth_algorithm = kwargs.get('auth_algorithm', '')

        if auth_algorithm:

            if auth_algorithm not in ('md5', 'sha1'):

                raise ValueError('modify_credential requires auth_algorithm '

                                 'to be either md5 or sha1')

            cmd.add_element('auth_algorithm', auth_algorithm)

        community = kwargs.get('community', '')

        if community:

            cmd.add_element('community', community)

        privacy = kwargs.get('privacy', '')

        if privacy:

            algorithm = privacy.algorithm

            if algorithm not in ('aes', 'des'):

                raise ValueError('modify_credential requires algorithm '

                                 'to be either aes or des')

            p_password = privacy.password

            _xmlprivacy = cmd.add_element('privacy')

            _xmlprivacy.add_element('algorithm', algorithm)

            _xmlprivacy.add_element('password', p_password)

        cred_type = kwargs.get('type', '')

        if cred_type:

            if cred_type not in ('cc', 'snmp', 'up', 'usk'):

                raise ValueError('modify_credential requires type '

                                 'to be either cc, snmp, up or usk')

            cmd.add_element('type', cred_type)

        return cmd.to_string()

    def modify_filter_command(self, filter_id, kwargs):

        """Generates xml string for modify filter on gvmd."""