diff options
Diffstat (limited to 'python/vyos/xml_ref')
| -rw-r--r-- | python/vyos/xml_ref/__init__.py | 13 | ||||
| -rw-r--r-- | python/vyos/xml_ref/definition.py | 120 |
2 files changed, 78 insertions, 55 deletions
diff --git a/python/vyos/xml_ref/__init__.py b/python/vyos/xml_ref/__init__.py index 2e144ef10..62d3680a1 100644 --- a/python/vyos/xml_ref/__init__.py +++ b/python/vyos/xml_ref/__init__.py @@ -58,12 +58,15 @@ def get_defaults(path: list, get_first_key=False, recursive=False) -> dict: return load_reference().get_defaults(path, get_first_key=get_first_key, recursive=recursive) -def get_config_defaults(rpath: list, conf: dict, get_first_key=False, - recursive=False) -> dict: +def relative_defaults(rpath: list, conf: dict, get_first_key=False, + recursive=False) -> dict: - return load_reference().relative_defaults(rpath, conf=conf, + return load_reference().relative_defaults(rpath, conf, get_first_key=get_first_key, recursive=recursive) -def merge_defaults(path: list, conf: dict) -> dict: - return load_reference().merge_defaults(path, conf) +def merge_defaults(path: list, conf: dict, get_first_key=False, + recursive=False) -> dict: + return load_reference().merge_defaults(path, conf, + get_first_key=get_first_key, + recursive=recursive) diff --git a/python/vyos/xml_ref/definition.py b/python/vyos/xml_ref/definition.py index 95ecc01a6..7fd7a7b77 100644 --- a/python/vyos/xml_ref/definition.py +++ b/python/vyos/xml_ref/definition.py @@ -13,8 +13,7 @@ # You should have received a copy of the GNU Lesser General Public License # along with this library. If not, see <http://www.gnu.org/licenses/>. -from typing import Union, Any -from vyos.configdict import dict_merge +from typing import Optional, Union, Any class Xml: def __init__(self): @@ -141,9 +140,17 @@ class Xml: return res - def _get_default_value(self, node: dict): + def _get_default_value(self, node: dict) -> Optional[str]: return self._get_ref_node_data(node, "default_value") + def _get_default(self, node: dict) -> Optional[Union[str, list]]: + default = self._get_default_value(node) + if default is None: + return None + if self._is_multi_node(node) and not isinstance(default, list): + return [default] + return default + def get_defaults(self, path: list, get_first_key=False, recursive=False) -> dict: """Return dict containing default values below path @@ -153,18 +160,23 @@ class Xml: 'relative_defaults' """ res: dict = {} + if self.is_tag(path): + return res + d = self._get_ref_path(path) + + if self._is_leaf_node(d): + default_value = self._get_default(d) + if default_value is not None: + return {path[-1]: default_value} if path else {} + for k in list(d): if k in ('node_data', 'component_version') : continue - d_k = d[k] - if self._is_leaf_node(d_k): - default_value = self._get_default_value(d_k) + if self._is_leaf_node(d[k]): + default_value = self._get_default(d[k]) if default_value is not None: - pos = default_value - if self._is_multi_node(d_k) and not isinstance(pos, list): - pos = [pos] - res |= {k: pos} + res |= {k: default_value} elif self.is_tag(path + [k]): # tag node defaults are used as suggestion, not default value; # should this change, append to path and continue if recursive @@ -175,8 +187,6 @@ class Xml: res |= pos if res: if get_first_key or not path: - if not isinstance(res, dict): - raise TypeError("Cannot get_first_key as data under node is not of type dict") return res return {path[-1]: res} @@ -188,7 +198,7 @@ class Xml: return [next(iter(c.keys()))] if c else [] try: tmp = step(conf) - if self.is_tag_value(path + tmp): + if tmp and self.is_tag_value(path + tmp): c = conf[tmp[0]] if not isinstance(c, dict): raise ValueError @@ -200,57 +210,67 @@ class Xml: return False return True - def relative_defaults(self, rpath: list, conf: dict, get_first_key=False, - recursive=False) -> dict: - """Return dict containing defaults along paths of a config dict - """ - if not conf: - return self.get_defaults(rpath, get_first_key=get_first_key, - recursive=recursive) - if rpath and rpath[-1] in list(conf): - conf = conf[rpath[-1]] - if not isinstance(conf, dict): - raise TypeError('conf at path is not of type dict') + # use local copy of function in module configdict, to avoid circular + # import + def _dict_merge(self, source, destination): + from copy import deepcopy + tmp = deepcopy(destination) - if not self._well_defined(rpath, conf): - print('path to config dict does not define full config paths') - return {} + for key, value in source.items(): + if key not in tmp: + tmp[key] = value + elif isinstance(source[key], dict): + tmp[key] = self._dict_merge(source[key], tmp[key]) + return tmp + + def _relative_defaults(self, rpath: list, conf: dict, recursive=False) -> dict: res: dict = {} + res = self.get_defaults(rpath, recursive=recursive, + get_first_key=True) for k in list(conf): - pos = self.get_defaults(rpath + [k], recursive=recursive) - res |= pos - if isinstance(conf[k], dict): - step = self.relative_defaults(rpath + [k], conf=conf[k], - recursive=recursive) + step = self._relative_defaults(rpath + [k], conf=conf[k], + recursive=recursive) res |= step if res: - if get_first_key: - return res return {rpath[-1]: res} if rpath else res return {} - def merge_defaults(self, path: list, conf: dict) -> dict: + def relative_defaults(self, path: list, conf: dict, get_first_key=False, + recursive=False) -> dict: + """Return dict containing defaults along paths of a config dict + """ + if not conf: + return self.get_defaults(path, get_first_key=get_first_key, + recursive=recursive) + if path and path[-1] in list(conf): + conf = conf[path[-1]] + conf = {} if not isinstance(conf, dict) else conf + + if not self._well_defined(path, conf): + print('path to config dict does not define full config paths') + return {} + + res = self._relative_defaults(path, conf, recursive=recursive) + + if get_first_key and path: + if res.values(): + res = next(iter(res.values())) + else: + res = {} + + return res + + def merge_defaults(self, path: list, conf: dict, get_first_key=False, + recursive=False) -> dict: """Return config dict with defaults non-destructively merged This merges non-recursive defaults relative to the config dict. """ - if path[-1] in list(conf): - config = conf[path[-1]] - if not isinstance(config, dict): - raise TypeError('conf at path is not of type dict') - shift = False - else: - config = conf - shift = True - - if not self._well_defined(path, config): - print('path to config dict does not define config paths; conf returned unchanged') - return conf - - d = self.relative_defaults(path, conf=config, get_first_key=shift) - d = dict_merge(d, conf) + d = self.relative_defaults(path, conf, get_first_key=get_first_key, + recursive=recursive) + d = self._dict_merge(d, conf) return d |