def testSerialisingDict():
inputValues = {'a': 'b', 'c': 1, 'e': 2}
assert u'{"a": "b", "c": 1, "e": 2}' == toJson(inputValues)
assert inputValues == fromJson(toJson(inputValues))
inputValues = {'a': 'b', 'c': 1, 'e': 2.3}
assert u'{"a": "b", "c": 1, "e": 2.3}' == toJson(inputValues)
def testSerialisingDictsInList():
inputValues = [
{'a': 'b', 'c': 1},
{'a': 'b', 'c': 1},
]
output = toJson(inputValues)
assert u'[{"a": "b", "c": 1}, {"a": "b", "c": 1}]' == output
def testSerialisingDictsInListWithFloat():
inputValues = [
{'a': 'b', 'c': 1, 'e': 2.3},
{'g': 'h', 'i': 4, 'k': 5.6},
]
output = toJson(inputValues)
assert u'[{"a": "b", "c": 1, "e": 2.3}, {"i": 4, "k": 5.6, "g": "h"}]' == output
def testSerialisingGeneratorFunction(): def gen(): yield 1 yield 2 yield 3 yield u"a" obj = toJson(gen()) assert u'[1, 2, 3, "a"]' == obj
def _renderError(self, failure):
result = http.Response()
result.headers.setHeader(
'content-type',
http_headers.MimeType("text", "html", {"charset": "utf-8"}))
error = u'Unknown error'
try:
failure.raiseException()
except Exception as err:
error = {'class': err.__class__.__name__, 'message': unicode(err)}
error = toJson({"id": None, "result": None, "error": error})
result.stream = stream.IByteStream(error.encode('utf-8'))
return result
def processIncomingRpc(self, rpc):
try:
rpc = fromJson(rpc)
if rpc.get("method") == "registerClient":
# New client protocol
self.clientInfo = rpc.get("params", [])
self.login_capable = True
logger.info("Client %s info set to: %s", self, self.clientInfo)
return toJson({
"id": rpc.get("id"),
"result":
f"client {'/'.join(self.clientInfo)}/{self.client_id} registered",
"error": None
})
jsonrpc = JsonRpc(
instance=self._controller._opsiclientdRpcInterface, # pylint: disable=protected-access
interface=self._controller._opsiclientdRpcInterface.
getInterface(), # pylint: disable=protected-access
rpc=rpc)
jsonrpc.execute()
return toJson(jsonrpc.getResponse())
except Exception as rpc_error: # pylint: disable=broad-except
logger.error(rpc_error, exc_info=True)
return toJson({"id": None, "error": str(rpc_error)})
def run(self):
self.started = time.time()
timeout = self.hostControlBackend._hostRpcTimeout
if timeout < 0:
timeout = 0
try:
query = toJson({
'id': 1,
'method': self.method,
'params': self.params
}).encode('utf-8')
connection = HTTPSConnection(host=self.address,
port=self.hostPort,
timeout=timeout)
with closingConnection(connection) as connection:
non_blocking_connect_https(connection, timeout)
connection.putrequest('POST', '/opsiclientd')
connection.putheader('User-Agent', self._USER_AGENT)
connection.putheader('content-type', 'application/json')
connection.putheader('content-length', str(len(query)))
auth = u'{0}:{1}'.format(self.username, self.password)
connection.putheader(
'Authorization',
'Basic ' + base64.b64encode(auth.encode('latin-1')))
connection.endheaders()
connection.send(query)
response = connection.getresponse()
response = response.read()
response = fromJson(unicode(response, 'utf-8'))
if response and isinstance(response, dict):
self.error = response.get('error')
self.result = response.get('result')
else:
self.error = u"Bad response from client: %s" % forceUnicode(
response)
except Exception as e:
self.error = forceUnicode(e)
finally:
self.ended = time.time()
def executeRpc(self, method, params=None, with_lock=True):
params = params or []
with log_context({'instance': 'control pipe'}):
rpc_id = 1
if not self.clientInfo:
return {
"id": rpc_id,
"error":
f"Cannot execute rpc, not supported by client {self}",
"result": None
}
request = {"id": rpc_id, "method": method, "params": params}
try:
if with_lock:
self.comLock.acquire() # pylint: disable=consider-using-with
try:
request_json = toJson(request)
logger.info("Sending request '%s' to client %s",
request_json, self)
self.write(request_json)
response_json = self.read()
if not response_json:
logger.warning(
"No response for method '%s' received from client %s",
request["method"], self)
return {"id": rpc_id, "error": None, "result": None}
logger.info("Received response '%s' from client %s",
response_json, self)
response = fromJson(response_json)
if method == "loginUser" and response.get("result"):
# Credential provider can only handle one successful login.
# Ensure, that the credential provider is not used for a
# second login if it keeps the pipe connection open.
self.login_capable = False
return response
finally:
if with_lock:
self.comLock.release()
except Exception as client_err: # pylint: disable=broad-except
logger.error(client_err, exc_info=True)
return {"id": rpc_id, "error": str(client_err), "result": None}
def testSerialisingTuples(): values = (1, 2, 3, 4) assert '[1, 2, 3, 4]' == toJson(values)
def testUnserialisableThingsFail(): class Foo(object): pass with pytest.raises(TypeError): toJson(Foo())
def testSerialisingSetInListWithFloat():
inputValues = ['a', 'b', set('c'), 4, 5.6]
assert u'["a", "b", ["c"], 4, 5.6]' == toJson(inputValues)
def testSerialisingListInListWithFloat(): inputValues = ['a', 'b', 'c', [4, 5.6, ['f']]] assert u'["a", "b", "c", [4, 5.6, ["f"]]]' == toJson(inputValues)
def testSerialisingListWithFLoat(): inputValues = ['a', 'b', 'c', 4, 5.6] output = toJson(inputValues) assert inputValues == fromJson(output) assert u'["a", "b", "c", 4, 5.6]' == output
def testSerialisingSet(): inputSet = set([u'opsi-client-agent', u'mshotfix', u'firefox']) output = toJson(inputSet) assert set(fromJson(output)) == inputSet
def _generateResponse(self, result):
logger.info(u"Creating interface page")
javascript = [
u"var currentParams = new Array();", u"var currentMethod = null;"
]
currentMethod = u''
if self._rpcs:
currentMethod = self._rpcs[0].getMethodName()
javascript.append(u"currentMethod = '%s';" % currentMethod)
for (index, param) in enumerate(self._rpcs[0].params):
javascript.append(u"currentParams[%d] = '%s';" %
(index, toJson(param)))
selectMethod = []
for method in self._callInterface:
methodName = method['name']
javascript.append(u"parameters['%s'] = new Array();" % methodName)
for (index, param) in enumerate(method['params']):
javascript.append(u"parameters['%s'][%s]='%s';" %
(methodName, index, param))
selected = u''
if method['name'] == currentMethod:
selected = u' selected="selected"'
selectMethod.append(u'<option%s>%s</option>' %
(selected, method['name']))
def wrapInDiv(obj):
return u'<div class="json">{0}</div>'.format(obj)
results = [u'<div id="result">']
if isinstance(result, failure.Failure):
error = u'Unknown error'
try:
result.raiseException()
except Exception as err:
error = {
'class': err.__class__.__name__,
'message': unicode(err)
}
error = toJson({"id": None, "result": None, "error": error})
results.append(wrapInDiv(objectToHtml(error)))
else:
for rpc in self._rpcs:
results.append(
wrapInDiv(objectToHtml(serialize(rpc.getResponse()))))
results.append(u'</div>')
html = interfacePage % {
'path': self.path,
'title': u'opsi interface page',
'javascript': u'\n'.join(javascript),
'select_path':
u'<option selected="selected">%s</option>' % self.path,
'select_method': u''.join(selectMethod),
'result': u''.join(results),
}
if not isinstance(result, http.Response):
result = http.Response()
result.code = responsecode.OK
result.stream = stream.IByteStream(html.encode('utf-8').strip())
return result
def _generateResponse(self, result):
invalidMime = False # For handling the invalid MIME type "gzip-application/json-rpc"
encoding = None
try:
if 'gzip' in self.request.headers.getHeader('Accept-Encoding'):
encoding = 'gzip'
elif 'deflate' in self.request.headers.getHeader(
'Accept-Encoding'):
encoding = 'deflate'
except Exception as error:
logger.debug2(
"Failed to get Accept-Encoding from request header: {0}".
format(error))
try:
if self.request.headers.getHeader('Accept'):
for accept in self.request.headers.getHeader('Accept').keys():
if accept.mediaType.startswith('gzip'):
invalidMime = True
encoding = 'gzip'
break
except Exception as error:
logger.error(u"Failed to get accepted mime types from header: {0}",
error)
response = [serialize(rpc.getResponse()) for rpc in self._rpcs]
if len(response) == 1:
response = response[0]
if not response:
response = None
if not isinstance(result, http.Response):
result = http.Response()
result.code = responsecode.OK
result.headers.setHeader(
'content-type',
http_headers.MimeType("application", "json", {"charset": "utf-8"}))
if invalidMime:
# The invalid requests expect the encoding set to
# gzip but the content is deflated.
result.headers.setHeader('content-encoding', ["gzip"])
result.headers.setHeader(
'content-type',
http_headers.MimeType("gzip-application", "json",
{"charset": "utf-8"}))
logger.debug(
u"Sending deflated data (backwards compatible - with content-encoding 'gzip')"
)
result.stream = stream.IByteStream(
deflateEncode(toJson(response).encode('utf-8')))
elif encoding == "deflate":
logger.debug(u"Sending deflated data")
result.headers.setHeader('content-encoding', [encoding])
result.stream = stream.IByteStream(
deflateEncode(toJson(response).encode('utf-8')))
elif encoding == "gzip":
logger.debug(u"Sending gzip compressed data")
result.headers.setHeader('content-encoding', [encoding])
result.stream = stream.IByteStream(
gzipEncode(toJson(response).encode('utf-8')))
else:
logger.debug(u"Sending plain data")
result.stream = stream.IByteStream(
toJson(response).encode('utf-8'))
return result
