Exemple #1
0
    def setBaseInstallParameters(self, device_uuid, data, current_data=None):
        """
        Set the system base install parameters that are used
        to fill up the template.

        =============== ==============================
        Parameter       Description
        =============== ==============================
        device_uuid     Unique device ID
        data            Hash describing the parameters
        =============== ==============================

        The return parameters are encoded as a dictionary with these keys:

        =============== ======================================================
        Key             Description
        =============== ======================================================
        utc             Flag to specify if system uses UTC
        timezone        String to specify time zone
        ntp-servers     List of time server names/IPs
        kernel          The boot kernel package name
        root-hash       Hashed version of the root password
        root-user       Flag to decide if there's a root user
        disk-setup      String oriented at the RedHat kickstart device string
        template        String containing the system template
        system-locale   Locale definition for the system
        release         Release to install on the system
        keyboard-layout Keyboard layout to use
        =============== ======================================================

        ``Return:`` dict
        """
        # Load device
        if not current_data:
            current_data = load_system(device_uuid, None, False)

        is_new = not 'installRecipe' in current_data['objectClass']
        dn = current_data['dn']
        current_data = self.getBaseInstallParameters(device_uuid, current_data)

        mods = []

        # Add eventually missing objectclass
        if is_new:
            mods.append((ldap.MOD_ADD, 'objectClass', 'installRecipe'))

        # Transfer changed parameters
        for ldap_key, key in self.attributes.items():

            # New value?
            if key in data and not key in current_data:
                mods.append((ldap.MOD_ADD, ldap_key,
                    normalize_ldap(unicode2utf8(data[key]))))
                continue

            # Changed value?
            if key in data and key in current_data \
                    and data[key] != current_data[key]:

                mods.append((ldap.MOD_REPLACE, ldap_key,
                    normalize_ldap(unicode2utf8(data[key]))))
                continue

        # Removed values
        for key in current_data.keys():
            if key in self.rev_attributes and not key in data:
                mods.append((ldap.MOD_DELETE, self.rev_attributes[key], None))

        # Do LDAP operations to add the system
        res = None #@UnusedVariable
        lh = LDAPHandler.get_instance()
        with lh.get_handle() as conn:
            res = conn.search_s(",".join([self.env.config.get("libinst.template-rdn",
                "cn=templates,cn=libinst,cn=config"), lh.get_base()]),
                ldap.SCOPE_SUBTREE, "(&(objectClass=installTemplate)(cn=%s))" % data['template'], ["cn"])
            if len(res) != 1:
                raise ValueError("template '%s' not found" % data['template'])

            template_dn = res[0][0]
            if is_new:
                mods.append((ldap.MOD_ADD, 'installTemplateDN', [template_dn]))
            else:
                mods.append((ldap.MOD_REPLACE, 'installTemplateDN', [template_dn]))

            res = conn.modify_s(dn, mods)

        return res
Exemple #2
0
    def setConfigParameters(self, device_uuid, data, current_data=None):
        """
        Set the system config parameters that are used
        provision the config management system.

        =========== ===========================================
        Parameter   Description
        =========== ===========================================
        device_uuid Unique device identifier
        data        Dictionary specifying the properties
        =========== ===========================================

        The data dictionary has the following property keys:
        always lists**):

        ====== ===================================
        Key    Description
        ====== ===================================
        item    List of assigned items
        method  Config management method to use
        var     Dict of variables and their values
        ====== ===================================

        ``Return:`` True no success
        """
        if not current_data:
            current_data = load_system(device_uuid, None, False)

        is_new = not 'configRecipe' in current_data['objectClass']
        dn = current_data['dn']
        current_data = self.getConfigParameters(device_uuid, current_data)

        mods = []

        # Add eventually missing objectclass
        if is_new:
            mods.append((ldap.MOD_ADD, 'objectClass', 'configRecipe'))

        # Map variables
        if 'var' in data:
            tmp = copy(data['var'])
            data['var'] = []
            if tmp:
                for key, value in tmp.items():
                    if "=" in key:
                        raise ValueError("variable key doesn't allow equal signs")
                    data['var'].append("%s=%s" % (key, value))

        # Transfer changed parameters
        for ldap_key, key in self.attributes.items():

            # New value?
            if key in data and not key in current_data:
                mods.append((ldap.MOD_ADD, ldap_key,
                    normalize_ldap(unicode2utf8(data[key]))))
                continue

            # Changed value?
            if key in data and key in current_data \
                    and data[key] != current_data[key]:

                mods.append((ldap.MOD_REPLACE, ldap_key,
                    normalize_ldap(unicode2utf8(data[key]))))
                continue

        # Removed values
        for key in current_data.keys():
            if key in self.rev_attributes and not key in data:
                mods.append((ldap.MOD_DELETE, self.rev_attributes[key], None))

        # Do LDAP operations to add the system
        lh = LDAPHandler.get_instance()
        with lh.get_handle() as conn:
            conn.modify_s(dn, mods)