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flyapps/fir_ser/api/utils/storage/storage.py

157 lines
7.1 KiB

#!/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 fir_ser.settings import THIRD_PART_CONFIG, CACHE_KEY_TEMPLATE
from django.core.cache import cache
import logging
logger = logging.getLogger(__file__)
class Storage(object):
def __init__(self, user, storage_obj=None, use_default_storage=False):
try:
self.storage = self.get_storage(user, storage_obj, use_default_storage)
except Exception as e:
logger.error("get %s storage failed Exception:%s" % (user, 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, apptype=None):
if self.storage:
if apptype is not None:
if apptype == 0:
filename = filename + '.apk'
else:
filename = filename + '.ipa'
try:
return self.storage.del_file(filename)
except Exception as e:
logger.error("delete file %s failed Exception %s" % (filename, e))
def rename_file(self, oldfilename, newfilename):
if self.storage:
try:
return self.storage.rename_file(oldfilename, newfilename)
except Exception as e:
logger.error("rename %s to %s failed Exception %s" % (oldfilename, newfilename, 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("oss upload %s failed Exception %s" % (local_file_full_path, e))
def get_storage(self, user, storage_obj, use_default_storage):
if storage_obj:
self.storage_obj = storage_obj
else:
self.storage_obj = user.storage
if use_default_storage:
self.storage_obj = None
if self.storage_obj:
auth = self.get_storage_auth(self.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 = self.storage_obj.storage_type
new_storage_obj = cache.get(storage_key)
if new_storage_obj and not storage_obj:
logger.info("user %s get storage obj cache %s" % (user, 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.info("user %s make storage obj %s" % (user, 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("user %s has not storage obj, so get default" % user)
return self.get_default_storage(user, storage_obj, False)
def get_default_storage(self, 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:
logger.info("user %s has not storage obj, from admin "
"get default storage" % user)
return self.get_storage(admin_obj, storage_obj, use_default_storage)
else:
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'), user.uid,
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("user %s get default storage obj cache %s" % (user, 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.info("user %s has not storage obj, admin already has not storage obj, from settings "
"get default storage %s" % (user, new_storage_obj))
return new_storage_obj
return None
def get_storage_type(self):
if self.storage:
return self.storage.storage_type
def get_storage_auth(self, storage_obj):
auth_dict = {
'access_key': storage_obj.access_key,
'secret_key': storage_obj.secret_key,
'bucket_name': storage_obj.bucket_name,
'domain_name': storage_obj.domain_name,
'is_https': storage_obj.is_https
}
try:
additionalparameters = json.loads(storage_obj.additionalparameters)
except Exception as e:
logger.error("%s get_storage_auth additionalparameters %s loads failed Exception:%s" % (
storage_obj.user_id, storage_obj.additionalparameters, e))
additionalparameters = {}
return {**auth_dict, **additionalparameters}