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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,260 @@ | ||
| # ByteDance Volcengine EMR, Copyright 2024. | ||
| # | ||
| # 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. | ||
|
|
||
| """The module contains all the business logic for tagging tos buckets .""" | ||
|
|
||
| import fcntl | ||
| import functools | ||
| import json | ||
| import logging | ||
| import os | ||
| import threading | ||
| from concurrent.futures import ThreadPoolExecutor | ||
| from typing import Any | ||
|
|
||
| from volcengine.ApiInfo import ApiInfo | ||
| from volcengine.base.Service import Service | ||
| from volcengine.Credentials import Credentials | ||
| from volcengine.ServiceInfo import ServiceInfo | ||
|
|
||
| PUT_TAG_ACTION_NAME = "PutBucketDoubleMeterTagging" | ||
| GET_TAG_ACTION_NAME = "GetBucketTagging" | ||
| DEL_TAG_ACTION_NAME = "DeleteBucketTagging" | ||
| EMR_OPEN_API_VERSION = "2022-12-29" | ||
| OPEN_API_HOST = "open.volcengineapi.com" | ||
| ACCEPT_HEADER_KEY = "accept" | ||
| ACCEPT_HEADER_JSON_VALUE = "application/json" | ||
|
|
||
| THREAD_POOL_SIZE = 2 | ||
| TAGGED_BUCKETS_FILE = "/tmp/.emr_tagged_buckets" | ||
|
|
||
| CONNECTION_TIMEOUT_DEFAULT_SECONDS = 60 * 5 | ||
| SOCKET_TIMEOUT_DEFAULT_SECONDS = 60 * 5 | ||
|
|
||
| service_info_map = { | ||
| "cn-beijing": ServiceInfo( | ||
| OPEN_API_HOST, | ||
| { | ||
| ACCEPT_HEADER_KEY: ACCEPT_HEADER_JSON_VALUE, | ||
| }, | ||
| Credentials("", "", "emr", "cn-beijing"), | ||
| CONNECTION_TIMEOUT_DEFAULT_SECONDS, | ||
| SOCKET_TIMEOUT_DEFAULT_SECONDS, | ||
| "http", | ||
| ), | ||
| "cn-guangzhou": ServiceInfo( | ||
| OPEN_API_HOST, | ||
| { | ||
| ACCEPT_HEADER_KEY: ACCEPT_HEADER_JSON_VALUE, | ||
| }, | ||
| Credentials("", "", "emr", "cn-guangzhou"), | ||
| CONNECTION_TIMEOUT_DEFAULT_SECONDS, | ||
| SOCKET_TIMEOUT_DEFAULT_SECONDS, | ||
| "http", | ||
| ), | ||
| "cn-shanghai": ServiceInfo( | ||
| OPEN_API_HOST, | ||
| { | ||
| ACCEPT_HEADER_KEY: ACCEPT_HEADER_JSON_VALUE, | ||
| }, | ||
| Credentials("", "", "emr", "cn-shanghai"), | ||
| CONNECTION_TIMEOUT_DEFAULT_SECONDS, | ||
| SOCKET_TIMEOUT_DEFAULT_SECONDS, | ||
| "http", | ||
| ), | ||
| "ap-southeast-1": ServiceInfo( | ||
| OPEN_API_HOST, | ||
| { | ||
| ACCEPT_HEADER_KEY: ACCEPT_HEADER_JSON_VALUE, | ||
| }, | ||
| Credentials("", "", "emr", "ap-southeast-1"), | ||
| CONNECTION_TIMEOUT_DEFAULT_SECONDS, | ||
| SOCKET_TIMEOUT_DEFAULT_SECONDS, | ||
| "http", | ||
| ), | ||
| "cn-beijing-qa": ServiceInfo( | ||
| OPEN_API_HOST, | ||
| { | ||
| ACCEPT_HEADER_KEY: ACCEPT_HEADER_JSON_VALUE, | ||
| }, | ||
| Credentials("", "", "emr_qa", "cn-beijing"), | ||
| CONNECTION_TIMEOUT_DEFAULT_SECONDS, | ||
| SOCKET_TIMEOUT_DEFAULT_SECONDS, | ||
| "http", | ||
| ), | ||
| } | ||
|
|
||
| api_info = { | ||
| PUT_TAG_ACTION_NAME: ApiInfo( | ||
| "POST", | ||
| "/", | ||
| {"Action": PUT_TAG_ACTION_NAME, "Version": EMR_OPEN_API_VERSION}, | ||
| {}, | ||
| {}, | ||
| ), | ||
| GET_TAG_ACTION_NAME: ApiInfo( | ||
| "GET", | ||
| "/", | ||
| {"Action": GET_TAG_ACTION_NAME, "Version": EMR_OPEN_API_VERSION}, | ||
| {}, | ||
| {}, | ||
| ), | ||
| DEL_TAG_ACTION_NAME: ApiInfo( | ||
| "POST", | ||
| "/", | ||
| {"Action": DEL_TAG_ACTION_NAME, "Version": EMR_OPEN_API_VERSION}, | ||
| {}, | ||
| {}, | ||
| ), | ||
| } | ||
|
|
||
|
|
||
| class BucketTagAction(Service): | ||
| """BucketTagAction is a class to manage the tag of bucket.""" | ||
|
|
||
| _instance_lock = threading.Lock() | ||
|
|
||
| def __new__(cls, *args: Any, **kwargs: Any) -> Any: | ||
| """Singleton.""" | ||
| if not hasattr(BucketTagAction, "_instance"): | ||
| with BucketTagAction._instance_lock: | ||
| if not hasattr(BucketTagAction, "_instance"): | ||
| BucketTagAction._instance = object.__new__(cls) | ||
| return BucketTagAction._instance | ||
|
|
||
| def __init__(self, key: str, secret: str, region: str = "cn-beijing") -> None: | ||
| """Init BucketTagAction.""" | ||
| super().__init__(self.get_service_info(region), self.get_api_info()) | ||
| self.set_ak(key) | ||
| self.set_sk(secret) | ||
|
|
||
| @staticmethod | ||
| def get_api_info() -> dict: | ||
| """Get api info.""" | ||
| return api_info | ||
|
|
||
| @staticmethod | ||
| def get_service_info(region: str) -> ServiceInfo: | ||
| """Get service info.""" | ||
| service_info = service_info_map.get(region) | ||
| if service_info: | ||
| return service_info | ||
|
|
||
| if "VOLC_REGION" in os.environ: | ||
| return ServiceInfo( | ||
| OPEN_API_HOST, | ||
| { | ||
| ACCEPT_HEADER_KEY: ACCEPT_HEADER_JSON_VALUE, | ||
| }, | ||
| Credentials("", "", "emr", region), | ||
| CONNECTION_TIMEOUT_DEFAULT_SECONDS, | ||
| SOCKET_TIMEOUT_DEFAULT_SECONDS, | ||
| "http", | ||
| ) | ||
|
|
||
| raise Exception("do not support region %s" % region) | ||
|
|
||
| def put_bucket_tag(self, bucket: str) -> tuple[str, bool]: | ||
| """Put tag for bucket.""" | ||
| params = { | ||
| "Bucket": bucket, | ||
| } | ||
|
|
||
| try: | ||
| res = self.json(PUT_TAG_ACTION_NAME, params, json.dumps("")) | ||
| res_json = json.loads(res) | ||
| logging.debug("Put tag for bucket %s successfully: %s .", bucket, res_json) | ||
| return bucket, True | ||
| except Exception as e: | ||
| logging.debug("Put tag for bucket %s failed: %s .", bucket, e) | ||
| return bucket, False | ||
|
|
||
| def get_bucket_tag(self, bucket: str) -> bool: | ||
| """Get tag for bucket.""" | ||
| params = { | ||
| "Bucket": bucket, | ||
| } | ||
| try: | ||
| res = self.get(GET_TAG_ACTION_NAME, params) | ||
| res_json = json.loads(res) | ||
| logging.debug("The result of get_Bucket_tag is %s", res_json) | ||
| return True | ||
| except Exception as e: | ||
| logging.debug("Get tag for %s is failed: %s", bucket, e) | ||
| return False | ||
|
|
||
| def del_bucket_tag(self, bucket: str) -> None: | ||
| """Delete tag for bucket.""" | ||
| params = { | ||
| "Bucket": bucket, | ||
| } | ||
| try: | ||
| res = self.json(DEL_TAG_ACTION_NAME, params, json.dumps("")) | ||
| res_json = json.loads(res) | ||
| logging.debug("The result of del_Bucket_tag is %s", res_json) | ||
| except Exception as e: | ||
| logging.debug("Delete tag for %s is failed: %s", bucket, e) | ||
|
|
||
|
|
||
| def singleton(cls: Any) -> Any: | ||
| """Singleton decorator.""" | ||
| _instances = {} | ||
|
|
||
| @functools.wraps(cls) | ||
| def get_instance(*args: Any, **kwargs: Any) -> Any: | ||
| if cls not in _instances: | ||
| _instances[cls] = cls(*args, **kwargs) | ||
| return _instances[cls] | ||
|
|
||
| return get_instance | ||
|
|
||
|
|
||
| @singleton | ||
| class BucketTagMgr: | ||
| """BucketTagMgr is a class to manage the tag of bucket.""" | ||
|
|
||
| def __init__(self, key: str, secret: str, region: str): | ||
| """Init BucketTagMgr.""" | ||
| self.executor = ThreadPoolExecutor(max_workers=THREAD_POOL_SIZE) | ||
| self.cached_bucket_set: set = set() | ||
| self.key = key | ||
| self.secret = secret | ||
| self.region = region | ||
|
|
||
| def add_bucket_tag(self, bucket: str) -> None: | ||
| """Add tag for bucket.""" | ||
| collect_bucket_set = {bucket} | ||
|
|
||
| if not collect_bucket_set - self.cached_bucket_set: | ||
| return | ||
|
|
||
| if os.path.exists(TAGGED_BUCKETS_FILE): | ||
| with open(TAGGED_BUCKETS_FILE, "r") as file: | ||
| tagged_bucket_from_file_set = set(file.read().split(" ")) | ||
| self.cached_bucket_set |= tagged_bucket_from_file_set | ||
|
|
||
| need_tag_buckets = collect_bucket_set - self.cached_bucket_set | ||
| bucket_tag_service = BucketTagAction(self.key, self.secret, self.region) | ||
|
|
||
| for res in self.executor.map( | ||
| bucket_tag_service.put_bucket_tag, need_tag_buckets | ||
| ): | ||
| if res[1]: | ||
| self.cached_bucket_set.add(res[0]) | ||
|
|
||
| with open(TAGGED_BUCKETS_FILE, "w") as fw: | ||
| fcntl.flock(fw, fcntl.LOCK_EX) | ||
| fw.write(" ".join(self.cached_bucket_set)) | ||
| fcntl.flock(fw, fcntl.LOCK_UN) | ||
| fw.close() |