diff options
Diffstat (limited to 'utils/src/ooinstall/oo_config.py')
| -rw-r--r-- | utils/src/ooinstall/oo_config.py | 139 |
1 files changed, 103 insertions, 36 deletions
diff --git a/utils/src/ooinstall/oo_config.py b/utils/src/ooinstall/oo_config.py index 69ad2b4c5..0e855f437 100644 --- a/utils/src/ooinstall/oo_config.py +++ b/utils/src/ooinstall/oo_config.py @@ -5,6 +5,9 @@ import sys import yaml from pkg_resources import resource_filename +import logging +installer_log = logging.getLogger('installer') + CONFIG_PERSIST_SETTINGS = [ 'ansible_ssh_user', 'ansible_callback_facts_yaml', @@ -25,6 +28,16 @@ DEPLOYMENT_VARIABLES_BLACKLIST = [ DEFAULT_REQUIRED_FACTS = ['ip', 'public_ip', 'hostname', 'public_hostname'] PRECONFIGURED_REQUIRED_FACTS = ['hostname', 'public_hostname'] +def print_read_config_error(error, path='the configuration file'): + message = """ +Error loading config. {}. + +See https://docs.openshift.com/enterprise/latest/install_config/install/quick_install.html#defining-an-installation-configuration-file +for information on creating a configuration file or delete {} and re-run the installer. +""" + print message.format(error, path) + + class OOConfigFileError(Exception): """The provided config file path can't be read/written """ @@ -164,30 +177,54 @@ class OOConfig(object): self._read_config() self._set_defaults() - + # pylint: disable=too-many-branches + # Lots of different checks ran in a single method, could + # use a little refactoring-love some time def _read_config(self): + installer_log.debug("Attempting to read the OO Config") try: + installer_log.debug("Attempting to see if the provided config file exists: %s", self.config_path) if os.path.exists(self.config_path): + installer_log.debug("We think the config file exists: %s", self.config_path) with open(self.config_path, 'r') as cfgfile: loaded_config = yaml.safe_load(cfgfile.read()) - # Use the presence of a Description as an indicator this is - # a legacy config file: - if 'Description' in self.settings: - self._upgrade_legacy_config() + if not 'version' in loaded_config: + print_read_config_error('Legacy configuration file found', self.config_path) + sys.exit(0) + + if loaded_config.get('version', '') == 'v1': + loaded_config = self._upgrade_v1_config(loaded_config) try: host_list = loaded_config['deployment']['hosts'] role_list = loaded_config['deployment']['roles'] except KeyError as e: - print "Error loading config, no such key: {}".format(e) + print_read_config_error("No such key: {}".format(e), self.config_path) + print "Error loading config, required key missing: {}".format(e) sys.exit(0) for setting in CONFIG_PERSIST_SETTINGS: - try: - self.settings[setting] = str(loaded_config[setting]) - except KeyError: - continue + persisted_value = loaded_config.get(setting) + if persisted_value is not None: + self.settings[setting] = str(persisted_value) + + # We've loaded any persisted configs, let's verify any + # paths which are required for a correct and complete + # install + + # - ansible_callback_facts_yaml - Settings from a + # pervious run. If the file doesn't exist then we + # will just warn about it for now and recollect the + # facts. + if self.settings.get('ansible_callback_facts_yaml', None) is not None: + if not os.path.exists(self.settings['ansible_callback_facts_yaml']): + # Cached callback facts file does not exist + installer_log.warning("The specified 'ansible_callback_facts_yaml'" + "file does not exist (%s)", + self.settings['ansible_callback_facts_yaml']) + installer_log.debug("Remote system facts will be collected again later") + self.settings.pop('ansible_callback_facts_yaml') for setting in loaded_config['deployment']: try: @@ -212,40 +249,62 @@ class OOConfig(object): except yaml.scanner.ScannerError: raise OOConfigFileError( 'Config file "{}" is not a valid YAML document'.format(self.config_path)) + installer_log.debug("Parsed the config file") + + + def _upgrade_v1_config(self, config): + new_config_data = {} + new_config_data['deployment'] = {} + new_config_data['deployment']['hosts'] = [] + new_config_data['deployment']['roles'] = {} + new_config_data['deployment']['variables'] = {} + + role_list = {} - def _upgrade_legacy_config(self): - new_hosts = [] - remove_settings = ['validated_facts', 'Description', 'Name', - 'Subscription', 'Vendor', 'Version', 'masters', 'nodes'] - - if 'validated_facts' in self.settings: - for key, value in self.settings['validated_facts'].iteritems(): - value['connect_to'] = key - if 'masters' in self.settings and key in self.settings['masters']: - value['master'] = True - if 'nodes' in self.settings and key in self.settings['nodes']: - value['node'] = True - new_hosts.append(value) - self.settings['hosts'] = new_hosts - - for s in remove_settings: - if s in self.settings: - del self.settings[s] - - # A legacy config implies openshift-enterprise 3.0: - self.settings['variant'] = 'openshift-enterprise' - self.settings['variant_version'] = '3.0' - - def _upgrade_v1_config(self): - #TODO write code to upgrade old config - return + if config.get('ansible_ssh_user', False): + new_config_data['deployment']['ansible_ssh_user'] = config['ansible_ssh_user'] + + if config.get('variant', False): + new_config_data['variant'] = config['variant'] + + if config.get('variant_version', False): + new_config_data['variant_version'] = config['variant_version'] + + for host in config['hosts']: + host_props = {} + host_props['roles'] = [] + host_props['connect_to'] = host['connect_to'] + + for prop in ['ip', 'public_ip', 'hostname', 'public_hostname', 'containerized', 'preconfigured']: + host_props[prop] = host.get(prop, None) + + for role in ['master', 'node', 'master_lb', 'storage', 'etcd']: + if host.get(role, False): + host_props['roles'].append(role) + role_list[role] = '' + + new_config_data['deployment']['hosts'].append(host_props) + + new_config_data['deployment']['roles'] = role_list + + return new_config_data def _set_defaults(self): + installer_log.debug("Setting defaults, current OOConfig settings: %s", self.settings) if 'ansible_inventory_directory' not in self.settings: self.settings['ansible_inventory_directory'] = self._default_ansible_inv_dir() + if not os.path.exists(self.settings['ansible_inventory_directory']): + installer_log.debug("'ansible_inventory_directory' does not exist, " + "creating it now (%s)", + self.settings['ansible_inventory_directory']) os.makedirs(self.settings['ansible_inventory_directory']) + else: + installer_log.debug("We think this 'ansible_inventory_directory' " + "is OK: %s", + self.settings['ansible_inventory_directory']) + if 'ansible_plugins_directory' not in self.settings: self.settings['ansible_plugins_directory'] = \ resource_filename(__name__, 'ansible_plugins') @@ -253,8 +312,14 @@ class OOConfig(object): self.settings['version'] = 'v2' if 'ansible_callback_facts_yaml' not in self.settings: + installer_log.debug("No 'ansible_callback_facts_yaml' in self.settings") self.settings['ansible_callback_facts_yaml'] = '%s/callback_facts.yaml' % \ self.settings['ansible_inventory_directory'] + installer_log.debug("Value: %s", self.settings['ansible_callback_facts_yaml']) + else: + installer_log.debug("'ansible_callback_facts_yaml' already set " + "in self.settings: %s", + self.settings['ansible_callback_facts_yaml']) if 'ansible_ssh_user' not in self.settings: self.settings['ansible_ssh_user'] = '' @@ -267,6 +332,8 @@ class OOConfig(object): if not self.settings[setting]: self.settings.pop(setting) + installer_log.debug("Updated OOConfig settings: %s", self.settings) + def _default_ansible_inv_dir(self): return os.path.normpath( os.path.dirname(self.config_path) + "/.ansible") |