# -*-- coding:utf-8 -*--
import random
import TLSSigAPI
from cache import FileCache
sdk_app_id = 1
identifier = ''
random = random.randint(10000, 99999)
content_type = 'json'
get_history_url = 'https://console.tim.qq.com/v4/open_msg_svc/get_history'
private_key_path = 'D:\\work\\party-api\\vendor\\party\\party-config\\env\\stable\\qcloud\\private_key'
public_key_path = 'D:\\work\\party-api\\vendor\\party\\party-config\\env\\stable\\qcloud\\public_key'
cache_handle = FileCache('./signature')
if cache_handle.exist():
user_sig = cache_handle.get()
else:
with open(private_key_path, 'r') as f:
private_key = f.read()
f.close()
with open(public_key_path, 'r') as f:
public_key = f.read()
f.close()
api = TLSSigAPI.TLSSigAPI(sdk_app_id, private_key, public_key)
user_sig = api.gen_sig(identifier)
cache_handle.set(user_sig)
def test_cache_get():
c = FileCache()
c.add("123", ["1", "2", "3"])
assert c.get("123") == ["1", "2", "3"]
c.delete("123")
assert c.contains("123") == False
class RequestExec(Process):
def __init__(self, req_queue, res_queues, cache_size):
self.req_queue = req_queue
self.res_queues = res_queues
self.handlers = {
"get": self._get_handler,
"post": self._post_handler,
"put": self._put_handler,
"delete": self._del_handler
}
self.fm = FileManager(STORE_DIR)
self.cache = FileCache(cache_size)
super(RequestExec, self).__init__()
def _store_item(self, uid, body, in_disc):
# create a new entry in the cache with
# the 'in_disc' flag
response, status = self.cache.put(uid, body, in_disc)
# if the cache is full or size == 0
if (status == res.CACHE_FULL_STATUS
or status == res.CACHE_ZERO_SIZE_STATUS):
self.fm.post(response["uid"], response["data"])
def _get_handler(self, header, body):
uid = header['uid']
data, status = self.cache.get(uid)
if (status == res.NOT_FOUND_STATUS):
data, status = self.fm.get(uid)
if (status == res.NOT_FOUND_STATUS):
return data, status
# the 'in_disc' flag is set to 1 because the
# item was obtained from disc
response, status = self.cache.put(uid, data, 1)
# cache is full, have to back up
# the LRU item in disc
if (status == res.CACHE_FULL_STATUS):
response, status = self.fm.post(response["uid"],
response["data"])
# but if the cache is zero size the item is
# already in disc
if (status == res.CACHE_ZERO_SIZE_STATUS):
status = res.OK_STATUS
return data, status
def _post_handler(self, header, body):
uid = header['uid']
# store the new item with the flag
# 'in_disc' turn off because the item
# can not be backed up yet (it's new)
self._store_item(uid, body, 0)
return res.build_successful({'id': uid})
def _put_handler(self, header, body):
uid = header['uid']
response, status = self.cache.update(uid, body)
# cache is zero size, then directly
# store the new data, it could return an
# error message if there were no such file
if (status == res.CACHE_ZERO_SIZE_STATUS):
return self.fm.put(uid, body)
# the item was not in the cache
if (status == res.NOT_FOUND_STATUS):
if not self.fm.check(uid):
return res.build_not_found_error()
# store the update of the item with
# the flag 'in_disc' turn on because
# there is a copy of it in disc
self._store_item(uid, body, 1)
return res.build_successful({})
def _del_handler(self, header, body):
uid = header['uid']
response, status = self.cache.delete(uid)
# if the entry it's backed up in disc
# or if the entry was not there,
# have to check in FileManager
if (status == res.IN_DISC_STATUS or status == res.NOT_FOUND_STATUS):
response, status = self.fm.delete(uid)
return response, status
def run(self):
quit = False
while not quit:
# Remove request from queue
# (req_header, req_body, pid, address)
req = self.req_queue.get()
if (req == None):
quit = True
continue
header = req[0]
body = req[1]
pid = req[2]
address = req[3]
handler = self.handlers.get(header['method'].lower())
res_body, res_status = handler(header, body)
self.res_queues[pid].put((header, res_body, res_status, address))
