#!/usr/bin/env python # -*- coding:utf-8 -*- # project: 3月 # author: liuyu # date: 2020/3/23 from api.models import UserInfo from .aliyunApi import AliYunOss, AliYunCdn from .qiniuApi import QiNiuOss from .localApi import LocalStorage import json, time, base64 from api.utils.baseutils import get_dict_from_filter_fields from fir_ser.settings import THIRD_PART_CONFIG, CACHE_KEY_TEMPLATE from django.core.cache import cache import logging logger = logging.getLogger(__name__) def get_storage_auth(storage_obj): filter_fields = ['access_key', 'secret_key', 'bucket_name', 'domain_name', 'is_https', 'endpoint', 'sts_role_arn', 'cnd_auth_key', 'download_auth_type'] return get_dict_from_filter_fields(filter_fields, storage_obj.__dict__) def get_storage(user, assigned_storage_obj, use_default_storage): if use_default_storage: return get_storage_form_conf(user) if assigned_storage_obj: storage_obj = assigned_storage_obj else: storage_obj = user.storage if storage_obj: auth = get_storage_auth(storage_obj) storage_key = "_".join([CACHE_KEY_TEMPLATE.get('user_storage_key'), user.uid, base64.b64encode(json.dumps(auth).encode("utf-8")).decode("utf-8")[0:64]]) storage_type = storage_obj.storage_type new_storage_obj = cache.get(storage_key) if new_storage_obj and not assigned_storage_obj: logger.info(f"user {user} get storage obj {storage_key} cache {new_storage_obj}") return new_storage_obj else: if storage_type == 1: new_storage_obj = QiNiuOss(**auth) elif storage_type == 2: new_storage_obj = AliYunOss(**auth) else: new_storage_obj = LocalStorage(**auth) logger.warning(f"user {user} make storage obj key:{storage_key} obj: {new_storage_obj}") new_storage_obj.storage_type = storage_type cache.set(storage_key, new_storage_obj, 600) return new_storage_obj else: logger.info(f"user {user} has not storage obj, so get default") # return self.get_default_storage(user, storage_obj, False) # 不需要管理存储，直接从配置文件获取默认存储 return get_storage_form_conf(user) def get_default_storage(user, storage_obj, use_default_storage): admin_obj = UserInfo.objects.filter(is_superuser=True).order_by('pk').first() if admin_obj and admin_obj.storage and admin_obj.pk != user.pk: logger.info(f"user {user} has not storage obj, from admin get default storage") return get_storage(admin_obj, storage_obj, use_default_storage) else: return get_storage_form_conf(user) class Storage(object): def __init__(self, user, assigned_storage_obj=None, use_default_storage=False): try: with cache.lock("%s_%s" % ('make_storage_cache', user.uid), timeout=10, blocking_timeout=6): self.storage = get_storage(user, assigned_storage_obj, use_default_storage) except Exception as e: logger.error(f"get {user} storage failed Exception:{e}") self.storage = None def get_upload_token(self, filename, expires=900): if self.storage: return self.storage.get_upload_token(filename, expires) def get_download_url(self, filename, expires=900, key='', force_new=False): if self.storage: now = time.time() down_key = "_".join([key.lower(), CACHE_KEY_TEMPLATE.get('download_url_key'), filename]) download_val = cache.get(down_key) if download_val and not force_new: if download_val.get("time") > now - 60: return download_val.get("download_url") if self.storage.__dict__.get("download_auth_type", None) == 2: cdn_obj = AliYunCdn(self.storage.cnd_auth_key, self.storage.is_https, self.storage.domain_name) download_url = cdn_obj.get_cdn_download_token(filename, expires) else: download_url = self.storage.get_download_url(filename, expires, force_new=True) cache.set(down_key, {"download_url": download_url, "time": now + expires}, expires) return download_url def delete_file(self, filename, app_type=None): if self.storage: if app_type is not None: if app_type == 0: filename = filename + '.apk' else: filename = filename + '.ipa' try: logger.info(f"storage {self.storage} delete file {filename}") return self.storage.del_file(filename) except Exception as e: logger.error(f"delete file {filename} failed Exception {e}") def rename_file(self, old_filename, new_filename): if self.storage: try: return self.storage.rename_file(old_filename, new_filename) except Exception as e: logger.error(f"rename {old_filename} to {new_filename} failed Exception {e}") def upload_file(self, local_file_full_path): if self.storage: try: return self.storage.upload_file(local_file_full_path) except Exception as e: logger.error(f"oss upload {local_file_full_path} failed Exception {e}") def download_file(self, file_name, local_file_full_path): if self.storage: try: return self.storage.download_file(file_name, local_file_full_path) except Exception as e: logger.error(f"oss download {local_file_full_path} failed Exception {e}") def get_storage_type(self): if self.storage: return self.storage.storage_type def get_storage_uuid(self): if self.storage: if self.storage.storage_type == 1: return self.storage.access_key elif self.storage.storage_type == 2: return self.storage.access_key_id else: return self.storage.domain_name return id(self) def get_local_storage(clean_cache=False): storage_lists = THIRD_PART_CONFIG.get('storage') for storage in storage_lists: storage_type = storage.get('type', None) if storage_type == 0: auth = storage.get('auth', {}) storage_key = "_".join(['local_storage_', CACHE_KEY_TEMPLATE.get('user_storage_key'), "_system_", base64.b64encode(json.dumps(auth).encode("utf-8")).decode("utf-8")[0:64]]) if clean_cache: logger.info(f"system clean local storage obj cache storage_key {storage_key}") cache.delete(storage_key) new_storage_obj = cache.get(storage_key) if new_storage_obj: logger.info(f"system get local storage obj cache {new_storage_obj}") return new_storage_obj else: new_storage_obj = LocalStorage(**auth) new_storage_obj.storage_type = 3 cache.set(storage_key, new_storage_obj, 600) logger.info(f"system get local storage obj, from settings storage {new_storage_obj}") return new_storage_obj def get_storage_form_conf(user): storage_lists = THIRD_PART_CONFIG.get('storage', []) for storage in storage_lists: if storage.get("active", None): storage_type = storage.get('type', None) auth = storage.get('auth', {}) storage_key = "_".join([CACHE_KEY_TEMPLATE.get('user_storage_key'), 'default', base64.b64encode(json.dumps(auth).encode("utf-8")).decode("utf-8")[0:64]]) new_storage_obj = cache.get(storage_key) if new_storage_obj: logger.info(f"user {user} get default storage {storage_key} obj cache {new_storage_obj} ") return new_storage_obj else: if storage_type == 1: new_storage_obj = QiNiuOss(**auth) new_storage_obj.storage_type = 1 elif storage_type == 2: new_storage_obj = AliYunOss(**auth) new_storage_obj.storage_type = 2 else: new_storage_obj = LocalStorage(**auth) new_storage_obj.storage_type = 3 cache.set(storage_key, new_storage_obj, 600) logger.warning( f"user {user} has not storage obj, from settings get default storage key:{storage_key} obj:{new_storage_obj}") return new_storage_obj return None