| # Copyright (C) 2019 The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| import abc |
| import os |
| import random |
| import string |
| |
| import git |
| |
| from . import abstract |
| |
| |
| class AbstractPushAction(abstract.AbstractAction): |
| def __init__(self, refspec, project_name, probability=0.2): |
| super().__init__(url=None, user=None, pwd=None, probability=probability) |
| self.project_name = project_name |
| self.change_types = [self._add_file, self._modify_file, self._delete_file] |
| self.local_repo_path = os.path.join("/tmp", self.project_name) |
| self.repo = git.Repo(self.local_repo_path) |
| self.refspec = refspec |
| |
| @abc.abstractmethod |
| def _prepare(self): |
| pass |
| |
| def _execute_action(self): |
| self.repo.git.checkout("origin/master") |
| self._prepare() |
| if os.path.exists(self.local_repo_path): |
| num_commits = random.randint(1, 5) |
| for _ in range(num_commits): |
| self._create_commit() |
| self.repo.remotes.origin.push(refspec=self.refspec) |
| self.was_executed = True |
| self._log_result( |
| "Pushed %d commits to project %s using refspec %s" |
| % (num_commits, self.project_name, self.refspec) |
| ) |
| |
| def _create_commit(self): |
| change_type_choice = random.choice(self.change_types) |
| change_type_choice() |
| self.repo.index.commit("%s\n\n" % self._create_random_string(16)) |
| |
| def _add_file(self): |
| while True: |
| file_name = self._create_random_string(8) |
| file_path = os.path.join("/tmp", self.project_name, file_name) |
| if os.path.exists(file_path): |
| continue |
| with open(file_path, "w+") as f: |
| self.log.info("Adding file %s to commit", file_name) |
| f.write(self._create_random_string(random.randint(1, 2000))) |
| self.repo.index.add([file_name]) |
| break |
| |
| def _modify_file(self): |
| files = self._get_files_in_repo_workdir() |
| if not files: |
| self.log.info( |
| "Repository does not contain any files yet. Adding instead of modifying" |
| ) |
| self._add_file() |
| return |
| file_name = random.choice(files) |
| file_path = os.path.join("/tmp", self.project_name, file_name) |
| with open(file_path, "a+") as f: |
| self.log.info("Modifying file %s for commit", file_name) |
| f.write(self._create_random_string(random.randint(1, 2000))) |
| self.repo.index.add([file_name]) |
| |
| def _delete_file(self): |
| files = self._get_files_in_repo_workdir() |
| if not files: |
| self.log.info( |
| "Repository does not contain any files yet. Adding instead of deleting" |
| ) |
| self._add_file() |
| return |
| file_name = random.choice(files) |
| self.log.info("Deleting file %s to commit", file_name) |
| os.remove(os.path.join("/tmp", self.project_name, file_name)) |
| self.repo.index.remove([file_name]) |
| |
| def _get_files_in_repo_workdir(self): |
| files = list() |
| for (dirpath, _, filenames) in os.walk(os.path.join("/tmp", self.project_name)): |
| if ".git" not in dirpath: |
| files += [os.path.join(dirpath, file) for file in filenames] |
| return files |
| |
| @staticmethod |
| def _create_random_string(length): |
| allowed_symbols = string.ascii_letters + string.digits |
| return "".join([random.choice(allowed_symbols) for n in range(length)]) |
