Google Cloud Messaging HTTP错误400:错误请求
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13-12-2019 - |
题
我正在尝试通过gcm发送消息(谷歌云消息传递)。我通过Google API注册了,我可以从多个Android测试电话向我的网站(这是谷歌应用引擎后端)发送regid。 但是,我无法从Google App Engine向GCM发送任何东西。这是我想要使用的。
regId = "APA91b..."
json_data = {"collapse_key" : "Food-Promo", "data" : {
"Category" : "FOOD",
"Type": "VEG",
}, "registration_ids": [regId],
}
url = 'https://android.googleapis.com/gcm/send'
apiKey = "AI..."
myKey = "key=" + apiKey
headers = {'Content-Type': 'application/json', 'Authorization': myKey}
data = urllib.urlencode(json_data)
data2 = {"title": title}
data3 = urllib.urlencode(data2)
req = urllib2.Request(url, data, headers)
f = urllib2.urlopen(req)
response = f.read()
f.close()
logging.debug("***!!!!!!!WriteEntry TEST ----- Response: " + response)
.
,这是我收到的错误。
Traceback (most recent call last):
File "/base/python_runtime/python_lib/versions/1/google/appengine/ext/webapp/_webapp25.py", line 703, in __call__
handler.post(*groups)
File "/base/data/home/apps/s~journaltestza/26.360625174851783344/main.py", line 213, in post
f = urllib2.urlopen(req)
File "/base/python_runtime/python_dist/lib/python2.5/urllib2.py", line 124, in urlopen
return _opener.open(url, data)
File "/base/python_runtime/python_dist/lib/python2.5/urllib2.py", line 387, in open
response = meth(req, response)
File "/base/python_runtime/python_dist/lib/python2.5/urllib2.py", line 498, in http_response
'http', request, response, code, msg, hdrs)
File "/base/python_runtime/python_dist/lib/python2.5/urllib2.py", line 425, in error
return self._call_chain(*args)
File "/base/python_runtime/python_dist/lib/python2.5/urllib2.py", line 360, in _call_chain
result = func(*args)
File "/base/python_runtime/python_dist/lib/python2.5/urllib2.py", line 506, in http_error_default
raise HTTPError(req.get_full_url(), code, msg, hdrs, fp)
HTTPError: HTTP Error 400: Bad Request
.
谢谢!
解决方案
是什么data2和data3用于?您发布的数据不适合JSON,因此您需要使用JSON.dumps(数据).code应该是这样的:
json_data = {"collapse_key" : "Food-Promo", "data" : {
"Category" : "FOOD",
"Type": "VEG",
}, "registration_ids": [regId],
}
url = 'https://android.googleapis.com/gcm/send'
apiKey = "AI..."
myKey = "key=" + apiKey
data = json.dumps(json_data)
headers = {'Content-Type': 'application/json', 'Authorization': myKey}
req = urllib2.Request(url, data, headers)
f = urllib2.urlopen(req)
response = json.loads(f.read())
reply = {}
if response ['failure'] == 0:
reply['error'] = '0'
else:
response ['error'] = '1'
return HttpResponse(json.dumps(reply), mimetype="application/javascript")
. 其他提示
尝试使用 python-gcm 。它也可以处理错误。
这里是我最终解决它的方式,但上面的工作也是如此。
def sendGCM(self, regid, email, entry_id, date_modified, kind):
url = 'https://android.googleapis.com/gcm/send'
apiKey = _MY_API_KEY
myKey = "key=" + apiKey
json_data = { "registration_id": regid, "data" : {
"entry_id" : entry_id,
"email": email,
"date_modified": date_modified,
"kind": kind,
"reg_id": regid,
},
}
### Get regids
registration_data = {
"registration_ids": [regid],
}
headers = {'Content-Type': 'application/json', 'Authorization': myKey}
data = urllib.urlencode(json_data)
req = urllib2.Request(url, data)
req.add_header("Authorization", myKey)
f = urllib2.urlopen(req)
response = f.read()
f.close()
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