92 lines
3.1 KiB
Python
92 lines
3.1 KiB
Python
# Copyright (c) 2015 Telefonica I+D
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import bunch
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import json
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import os
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import subprocess
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from oslo_log import log as logging
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import muranoagent.exceptions
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from muranoagent import executors
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from muranoagent.executors import chef_puppet_executor_base
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LOG = logging.getLogger(__name__)
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@executors.executor('Chef')
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class ChefExecutor(chef_puppet_executor_base.ChefPuppetExecutorBase):
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def run(self, function, recipe_attributes=None, input=None):
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"""It runs the chef executor.
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:param function: The function
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:param recipe_attributes: recipe attributes
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:param input:
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"""
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self._valid_module_name()
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try:
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self._configure_chef()
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self._generate_manifest(self.module_name,
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self.module_recipe, recipe_attributes)
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except Exception as e:
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result = {
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'exitCode': 2,
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'stdout': None,
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'stderr': e.strerror
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}
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raise muranoagent.exceptions.CustomException(
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0,
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message='Cookbook {0} returned error code {1}: {2}'.format(
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self.module_name, self.module_recipe, e.strerror,
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), additional_data=result)
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solo_file = os.path.join(self._path, "files", "solo.rb")
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command = 'chef-solo -j node.json -c {0}'.format(solo_file)
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result = self._execute_command(command)
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return bunch.Bunch(result)
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def _configure_chef(self):
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"""It generates the chef files for configuration."""
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solo_file = os.path.join(self._path, 'files', 'solo.rb')
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if not os.path.exists(solo_file):
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path = os.path.abspath(os.path.join(self._path, "files"))
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if not os.path.isdir(path):
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os.makedirs(path)
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with open(solo_file, "w+") as f:
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f.write('cookbook_path \"' + path + '\"')
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def _generate_manifest(self, cookbook_name,
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cookbook_recipe, recipe_attributes):
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"""It generates the chef manifest."""
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node = self._create_manifest(cookbook_name, cookbook_recipe,
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recipe_attributes)
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with open("node.json", "w+") as f:
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f.write(node)
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def _create_manifest(self, cookbook_name, cookbook_recipe,
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recipe_attributes):
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node = {}
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node["run_list"] = [u"recipe[{0}::{1}]".format(
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cookbook_name, cookbook_recipe)]
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if recipe_attributes:
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node[cookbook_name] = recipe_attributes.copy()
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return json.dumps(node)
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