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Create hadoop plugin for hadoop common and hdfs, add hdfs plugin and …
…tests
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| import os | ||
| from cfgnet.plugins.file_type.hadoop_plugin import HadoopPlugin | ||
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| class HadoopHdfsPlugin(HadoopPlugin): | ||
| def __init__(self): | ||
| super().__init__("hadoop-hdfs") | ||
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| def is_responsible(self, abs_file_path: str) -> bool: | ||
| file_name = os.path.basename(abs_file_path) | ||
| return any( | ||
| file_name == name for name in ["hdfs-site.xml", "hdfs-default.xml"] | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,156 @@ | ||
| # This file is part of the CfgNet module. | ||
| # | ||
| # This program is free software: you can redistribute it and/or modify it under | ||
| # the terms of the GNU General Public License as published by the Free Software | ||
| # Foundation, either version 3 of the License, or (at your option) any later | ||
| # version. | ||
| # | ||
| # This program is distributed in the hope that it will be useful, but WITHOUT | ||
| # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS | ||
| # FOR A PARTICULAR PURPOSE. See the GNU General Public License for more | ||
| # details. | ||
| # | ||
| # You should have received a copy of the GNU General Public License along with | ||
| # this program. If not, see <https://www.gnu.org/licenses/>. | ||
|
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| import logging | ||
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| from typing import Optional | ||
| from lxml import etree as ET | ||
| from lxml.etree import _Element | ||
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| from cfgnet.config_types.config_type_inferer import ConfigTypeInferer | ||
| from cfgnet.config_types.config_types import ConfigType | ||
| from cfgnet.network.nodes import ( | ||
| ArtifactNode, | ||
| Node, | ||
| OptionNode, | ||
| ProjectNode, | ||
| ValueNode, | ||
| ) | ||
| from cfgnet.plugins.plugin import Plugin | ||
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| class HadoopPlugin(Plugin): | ||
| def __init__(self, name=None): | ||
| if name is None: | ||
| super().__init__("hadoop") | ||
| else: | ||
| super().__init__(name) | ||
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| def _parse_config_file( | ||
| self, | ||
| abs_file_path: str, | ||
| rel_file_path: str, | ||
| root: Optional[ProjectNode], | ||
| ) -> ArtifactNode: | ||
| artifact = ArtifactNode( | ||
| file_path=abs_file_path, | ||
| rel_file_path=rel_file_path, | ||
| concept_name=self.concept_name, | ||
| project_root=root, | ||
| ) | ||
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| try: | ||
| tree = ET.parse(abs_file_path) | ||
| tree_root = tree.getroot() | ||
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| # Remove namespace prefixes | ||
| for elem in tree_root.getiterator(): | ||
| if elem.tag is not ET.Comment: | ||
| elem.tag = ET.QName(elem).localname | ||
| # Remove unused namespace declarations | ||
| ET.cleanup_namespaces(tree_root) | ||
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| option_root = OptionNode( | ||
| tree_root.tag, | ||
| tree_root.sourceline, | ||
| ConfigTypeInferer.get_config_type(tree_root.tag, ""), | ||
| ) | ||
| artifact.add_child(option_root) | ||
| for child in tree_root: | ||
| if child.tag is not ET.Comment: | ||
| self.parse_tree(child, parent_node=option_root) | ||
|
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||
| except ET.Error as error: | ||
| logging.warning( | ||
| 'Failed to parse xml file "%s" due to %s', rel_file_path, error | ||
| ) | ||
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| return artifact | ||
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| def is_responsible(self, abs_file_path: str) -> bool: | ||
| return abs_file_path.endswith(".json") | ||
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| def parse_tree(self, subtree: _Element, parent_node: Node): | ||
| name = subtree.tag | ||
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| if name: | ||
| if name == "property": | ||
| config_type = ConfigTypeInferer.get_config_type(name, "") | ||
| property_option = OptionNode( | ||
| name, subtree.sourceline, config_type | ||
| ) | ||
| parent_node.add_child(property_option) | ||
|
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| property_name = None | ||
| property_value = None | ||
| property_description = None | ||
|
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| # Capture property details | ||
| for child in subtree: | ||
| if child.tag == "name": | ||
| property_name = child.text.strip() | ||
| elif child.tag == "value": | ||
| property_value = child.text.strip() | ||
| elif child.tag == "description": | ||
| property_description = child.text.strip() | ||
|
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| if property_name: | ||
| print(property_name, config_type) | ||
| option = OptionNode( | ||
| property_name, subtree.sourceline, ConfigType.UNKNOWN | ||
| ) | ||
| property_option.add_child(option) | ||
|
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| # Add the value node, under the property name | ||
| if property_value: | ||
| config_type = ConfigTypeInferer.get_config_type( | ||
| property_name, property_value | ||
| ) | ||
| option_value = OptionNode( | ||
| "value", subtree.sourceline, config_type | ||
| ) | ||
| option.add_child(option_value) | ||
| value_node = ValueNode(name=property_value) | ||
| option_value.add_child(value_node) | ||
|
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| # Add the description node, under the property name | ||
| if property_description: | ||
| option_desc = OptionNode( | ||
| "description", | ||
| subtree.sourceline, | ||
| ConfigType.NAME, | ||
| ) | ||
| option.add_child(option_desc) | ||
| description_node = ValueNode(name=property_description) | ||
| option_desc.add_child(description_node) | ||
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| else: | ||
| config_type = ConfigTypeInferer.get_config_type(name, "") | ||
| option = OptionNode(name, subtree.sourceline, config_type) | ||
| parent_node.add_child(option) | ||
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| value_name = subtree.text.strip() | ||
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| if value_name: | ||
| value_node = ValueNode(name=value_name) | ||
| option.add_child(value_node) | ||
| else: | ||
| for child in subtree: | ||
| if child.tag is not ET.Comment: | ||
| self.parse_tree(child, option) | ||
|
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| # remove option nodes without children | ||
| if not option.children: | ||
| parent_node.children.remove(option) |
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