root / test / ganeti.rpc_unittest.py @ 19fe9138
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#!/usr/bin/python
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#
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# Copyright (C) 2010, 2011, 2012 Google Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301, USA.
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"""Script for testing ganeti.rpc"""
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import os |
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import sys |
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import unittest |
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import random |
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import tempfile |
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from ganeti import constants |
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from ganeti import compat |
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from ganeti import rpc |
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from ganeti import rpc_defs |
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from ganeti import http |
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from ganeti import errors |
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from ganeti import serializer |
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from ganeti import objects |
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from ganeti import backend |
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import testutils |
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import mocks |
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class _FakeRequestProcessor: |
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def __init__(self, response_fn): |
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self._response_fn = response_fn
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self.reqcount = 0 |
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def __call__(self, reqs, lock_monitor_cb=None): |
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assert lock_monitor_cb is None or callable(lock_monitor_cb) |
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for req in reqs: |
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self.reqcount += 1 |
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self._response_fn(req)
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def GetFakeSimpleStoreClass(fn): |
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class FakeSimpleStore: |
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GetNodePrimaryIPList = fn |
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GetPrimaryIPFamily = lambda _: None |
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return FakeSimpleStore
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def _RaiseNotImplemented(): |
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"""Simple wrapper to raise NotImplementedError.
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"""
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raise NotImplementedError |
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class TestRpcProcessor(unittest.TestCase): |
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def _FakeAddressLookup(self, map): |
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return lambda node_list: [map.get(node) for node in node_list] |
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def _GetVersionResponse(self, req): |
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self.assertEqual(req.host, "127.0.0.1") |
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self.assertEqual(req.port, 24094) |
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self.assertEqual(req.path, "/version") |
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self.assertEqual(req.read_timeout, rpc._TMO_URGENT)
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req.success = True
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req.resp_status_code = http.HTTP_OK |
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req.resp_body = serializer.DumpJson((True, 123)) |
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def testVersionSuccess(self): |
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resolver = rpc._StaticResolver(["127.0.0.1"])
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http_proc = _FakeRequestProcessor(self._GetVersionResponse)
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proc = rpc._RpcProcessor(resolver, 24094)
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result = proc(["localhost"], "version", {"localhost": ""}, 60, |
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NotImplemented, _req_process_fn=http_proc)
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self.assertEqual(result.keys(), ["localhost"]) |
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lhresp = result["localhost"]
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self.assertFalse(lhresp.offline)
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self.assertEqual(lhresp.node, "localhost") |
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self.assertFalse(lhresp.fail_msg)
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self.assertEqual(lhresp.payload, 123) |
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self.assertEqual(lhresp.call, "version") |
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lhresp.Raise("should not raise")
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self.assertEqual(http_proc.reqcount, 1) |
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def _ReadTimeoutResponse(self, req): |
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self.assertEqual(req.host, "192.0.2.13") |
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self.assertEqual(req.port, 19176) |
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self.assertEqual(req.path, "/version") |
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self.assertEqual(req.read_timeout, 12356) |
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req.success = True
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req.resp_status_code = http.HTTP_OK |
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req.resp_body = serializer.DumpJson((True, -1)) |
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def testReadTimeout(self): |
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resolver = rpc._StaticResolver(["192.0.2.13"])
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http_proc = _FakeRequestProcessor(self._ReadTimeoutResponse)
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proc = rpc._RpcProcessor(resolver, 19176)
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host = "node31856"
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body = {host: ""}
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result = proc([host], "version", body, 12356, NotImplemented, |
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_req_process_fn=http_proc) |
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self.assertEqual(result.keys(), [host])
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lhresp = result[host] |
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self.assertFalse(lhresp.offline)
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self.assertEqual(lhresp.node, host)
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self.assertFalse(lhresp.fail_msg)
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self.assertEqual(lhresp.payload, -1) |
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self.assertEqual(lhresp.call, "version") |
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lhresp.Raise("should not raise")
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self.assertEqual(http_proc.reqcount, 1) |
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def testOfflineNode(self): |
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resolver = rpc._StaticResolver([rpc._OFFLINE]) |
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http_proc = _FakeRequestProcessor(NotImplemented)
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proc = rpc._RpcProcessor(resolver, 30668)
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host = "n17296"
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body = {host: ""}
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result = proc([host], "version", body, 60, NotImplemented, |
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_req_process_fn=http_proc) |
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self.assertEqual(result.keys(), [host])
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lhresp = result[host] |
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self.assertTrue(lhresp.offline)
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self.assertEqual(lhresp.node, host)
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self.assertTrue(lhresp.fail_msg)
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self.assertFalse(lhresp.payload)
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self.assertEqual(lhresp.call, "version") |
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# With a message
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self.assertRaises(errors.OpExecError, lhresp.Raise, "should raise") |
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# No message
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self.assertRaises(errors.OpExecError, lhresp.Raise, None) |
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self.assertEqual(http_proc.reqcount, 0) |
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def _GetMultiVersionResponse(self, req): |
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self.assert_(req.host.startswith("node")) |
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self.assertEqual(req.port, 23245) |
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self.assertEqual(req.path, "/version") |
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req.success = True
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req.resp_status_code = http.HTTP_OK |
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req.resp_body = serializer.DumpJson((True, 987)) |
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def testMultiVersionSuccess(self): |
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nodes = ["node%s" % i for i in range(50)] |
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body = dict((n, "") for n in nodes) |
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resolver = rpc._StaticResolver(nodes) |
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http_proc = _FakeRequestProcessor(self._GetMultiVersionResponse)
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proc = rpc._RpcProcessor(resolver, 23245)
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result = proc(nodes, "version", body, 60, NotImplemented, |
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_req_process_fn=http_proc) |
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self.assertEqual(sorted(result.keys()), sorted(nodes)) |
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for name in nodes: |
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lhresp = result[name] |
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self.assertFalse(lhresp.offline)
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self.assertEqual(lhresp.node, name)
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self.assertFalse(lhresp.fail_msg)
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self.assertEqual(lhresp.payload, 987) |
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self.assertEqual(lhresp.call, "version") |
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lhresp.Raise("should not raise")
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self.assertEqual(http_proc.reqcount, len(nodes)) |
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def _GetVersionResponseFail(self, errinfo, req): |
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self.assertEqual(req.path, "/version") |
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req.success = True
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req.resp_status_code = http.HTTP_OK |
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req.resp_body = serializer.DumpJson((False, errinfo))
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def testVersionFailure(self): |
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resolver = rpc._StaticResolver(["aef9ur4i.example.com"])
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proc = rpc._RpcProcessor(resolver, 5903)
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for errinfo in [None, "Unknown error"]: |
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http_proc = \ |
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_FakeRequestProcessor(compat.partial(self._GetVersionResponseFail,
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errinfo)) |
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host = "aef9ur4i.example.com"
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body = {host: ""}
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result = proc(body.keys(), "version", body, 60, NotImplemented, |
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_req_process_fn=http_proc) |
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self.assertEqual(result.keys(), [host])
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lhresp = result[host] |
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self.assertFalse(lhresp.offline)
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self.assertEqual(lhresp.node, host)
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self.assert_(lhresp.fail_msg)
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self.assertFalse(lhresp.payload)
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self.assertEqual(lhresp.call, "version") |
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self.assertRaises(errors.OpExecError, lhresp.Raise, "failed") |
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self.assertEqual(http_proc.reqcount, 1) |
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def _GetHttpErrorResponse(self, httperrnodes, failnodes, req): |
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self.assertEqual(req.path, "/vg_list") |
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self.assertEqual(req.port, 15165) |
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if req.host in httperrnodes: |
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req.success = False
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req.error = "Node set up for HTTP errors"
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elif req.host in failnodes: |
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req.success = True
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req.resp_status_code = 404
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req.resp_body = serializer.DumpJson({ |
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"code": 404, |
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"message": "Method not found", |
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"explain": "Explanation goes here", |
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}) |
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else:
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req.success = True
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req.resp_status_code = http.HTTP_OK |
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req.resp_body = serializer.DumpJson((True, hash(req.host))) |
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def testHttpError(self): |
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nodes = ["uaf6pbbv%s" % i for i in range(50)] |
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body = dict((n, "") for n in nodes) |
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resolver = rpc._StaticResolver(nodes) |
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httperrnodes = set(nodes[1::7]) |
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self.assertEqual(len(httperrnodes), 7) |
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failnodes = set(nodes[2::3]) - httperrnodes |
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self.assertEqual(len(failnodes), 14) |
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self.assertEqual(len(set(nodes) - failnodes - httperrnodes), 29) |
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proc = rpc._RpcProcessor(resolver, 15165)
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http_proc = \ |
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_FakeRequestProcessor(compat.partial(self._GetHttpErrorResponse,
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httperrnodes, failnodes)) |
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result = proc(nodes, "vg_list", body, rpc._TMO_URGENT, NotImplemented, |
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_req_process_fn=http_proc) |
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self.assertEqual(sorted(result.keys()), sorted(nodes)) |
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for name in nodes: |
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lhresp = result[name] |
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self.assertFalse(lhresp.offline)
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self.assertEqual(lhresp.node, name)
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self.assertEqual(lhresp.call, "vg_list") |
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if name in httperrnodes: |
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self.assert_(lhresp.fail_msg)
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self.assertRaises(errors.OpExecError, lhresp.Raise, "failed") |
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elif name in failnodes: |
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self.assert_(lhresp.fail_msg)
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self.assertRaises(errors.OpPrereqError, lhresp.Raise, "failed", |
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prereq=True, ecode=errors.ECODE_INVAL)
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else:
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self.assertFalse(lhresp.fail_msg)
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self.assertEqual(lhresp.payload, hash(name)) |
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lhresp.Raise("should not raise")
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self.assertEqual(http_proc.reqcount, len(nodes)) |
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def _GetInvalidResponseA(self, req): |
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self.assertEqual(req.path, "/version") |
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req.success = True
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req.resp_status_code = http.HTTP_OK |
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req.resp_body = serializer.DumpJson(("This", "is", "an", "invalid", |
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"response", "!", 1, 2, 3)) |
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def _GetInvalidResponseB(self, req): |
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self.assertEqual(req.path, "/version") |
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req.success = True
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req.resp_status_code = http.HTTP_OK |
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req.resp_body = serializer.DumpJson("invalid response")
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def testInvalidResponse(self): |
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resolver = rpc._StaticResolver(["oqo7lanhly.example.com"])
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proc = rpc._RpcProcessor(resolver, 19978)
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for fn in [self._GetInvalidResponseA, self._GetInvalidResponseB]: |
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http_proc = _FakeRequestProcessor(fn) |
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host = "oqo7lanhly.example.com"
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body = {host: ""}
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result = proc([host], "version", body, 60, NotImplemented, |
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_req_process_fn=http_proc) |
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self.assertEqual(result.keys(), [host])
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lhresp = result[host] |
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self.assertFalse(lhresp.offline)
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self.assertEqual(lhresp.node, host)
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self.assert_(lhresp.fail_msg)
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self.assertFalse(lhresp.payload)
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self.assertEqual(lhresp.call, "version") |
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self.assertRaises(errors.OpExecError, lhresp.Raise, "failed") |
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self.assertEqual(http_proc.reqcount, 1) |
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def _GetBodyTestResponse(self, test_data, req): |
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self.assertEqual(req.host, "192.0.2.84") |
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self.assertEqual(req.port, 18700) |
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self.assertEqual(req.path, "/upload_file") |
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self.assertEqual(serializer.LoadJson(req.post_data), test_data)
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req.success = True
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req.resp_status_code = http.HTTP_OK |
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req.resp_body = serializer.DumpJson((True, None)) |
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def testResponseBody(self): |
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test_data = { |
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"Hello": "World", |
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"xyz": range(10), |
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} |
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resolver = rpc._StaticResolver(["192.0.2.84"])
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http_proc = _FakeRequestProcessor(compat.partial(self._GetBodyTestResponse,
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test_data)) |
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proc = rpc._RpcProcessor(resolver, 18700)
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host = "node19759"
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body = {host: serializer.DumpJson(test_data)} |
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result = proc([host], "upload_file", body, 30, NotImplemented, |
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_req_process_fn=http_proc) |
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self.assertEqual(result.keys(), [host])
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lhresp = result[host] |
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self.assertFalse(lhresp.offline)
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self.assertEqual(lhresp.node, host)
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self.assertFalse(lhresp.fail_msg)
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self.assertEqual(lhresp.payload, None) |
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self.assertEqual(lhresp.call, "upload_file") |
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lhresp.Raise("should not raise")
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self.assertEqual(http_proc.reqcount, 1) |
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class TestSsconfResolver(unittest.TestCase): |
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def testSsconfLookup(self): |
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addr_list = ["192.0.2.%d" % n for n in range(0, 255, 13)] |
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node_list = ["node%d.example.com" % n for n in range(0, 255, 13)] |
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node_addr_list = [" ".join(t) for t in zip(node_list, addr_list)] |
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ssc = GetFakeSimpleStoreClass(lambda _: node_addr_list)
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result = rpc._SsconfResolver(True, node_list, NotImplemented, |
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ssc=ssc, nslookup_fn=NotImplemented)
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self.assertEqual(result, zip(node_list, addr_list)) |
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def testNsLookup(self): |
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addr_list = ["192.0.2.%d" % n for n in range(0, 255, 13)] |
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node_list = ["node%d.example.com" % n for n in range(0, 255, 13)] |
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ssc = GetFakeSimpleStoreClass(lambda _: [])
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node_addr_map = dict(zip(node_list, addr_list)) |
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nslookup_fn = lambda name, family=None: node_addr_map.get(name) |
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result = rpc._SsconfResolver(True, node_list, NotImplemented, |
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ssc=ssc, nslookup_fn=nslookup_fn) |
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self.assertEqual(result, zip(node_list, addr_list)) |
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def testDisabledSsconfIp(self): |
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addr_list = ["192.0.2.%d" % n for n in range(0, 255, 13)] |
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node_list = ["node%d.example.com" % n for n in range(0, 255, 13)] |
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ssc = GetFakeSimpleStoreClass(_RaiseNotImplemented) |
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node_addr_map = dict(zip(node_list, addr_list)) |
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nslookup_fn = lambda name, family=None: node_addr_map.get(name) |
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result = rpc._SsconfResolver(False, node_list, NotImplemented, |
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ssc=ssc, nslookup_fn=nslookup_fn) |
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self.assertEqual(result, zip(node_list, addr_list)) |
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def testBothLookups(self): |
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addr_list = ["192.0.2.%d" % n for n in range(0, 255, 13)] |
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node_list = ["node%d.example.com" % n for n in range(0, 255, 13)] |
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n = len(addr_list) / 2 |
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node_addr_list = [" ".join(t) for t in zip(node_list[n:], addr_list[n:])] |
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ssc = GetFakeSimpleStoreClass(lambda _: node_addr_list)
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node_addr_map = dict(zip(node_list[:n], addr_list[:n])) |
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nslookup_fn = lambda name, family=None: node_addr_map.get(name) |
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result = rpc._SsconfResolver(True, node_list, NotImplemented, |
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ssc=ssc, nslookup_fn=nslookup_fn) |
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self.assertEqual(result, zip(node_list, addr_list)) |
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def testAddressLookupIPv6(self): |
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addr_list = ["2001:db8::%d" % n for n in range(0, 255, 11)] |
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node_list = ["node%d.example.com" % n for n in range(0, 255, 11)] |
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node_addr_list = [" ".join(t) for t in zip(node_list, addr_list)] |
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ssc = GetFakeSimpleStoreClass(lambda _: node_addr_list)
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result = rpc._SsconfResolver(True, node_list, NotImplemented, |
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ssc=ssc, nslookup_fn=NotImplemented)
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self.assertEqual(result, zip(node_list, addr_list)) |
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class TestStaticResolver(unittest.TestCase): |
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def test(self): |
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addresses = ["192.0.2.%d" % n for n in range(0, 123, 7)] |
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nodes = ["node%s.example.com" % n for n in range(0, 123, 7)] |
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res = rpc._StaticResolver(addresses) |
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self.assertEqual(res(nodes, NotImplemented), zip(nodes, addresses)) |
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def testWrongLength(self): |
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res = rpc._StaticResolver([]) |
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self.assertRaises(AssertionError, res, ["abc"], NotImplemented) |
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class TestNodeConfigResolver(unittest.TestCase): |
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@staticmethod
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def _GetSingleOnlineNode(name): |
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assert name == "node90.example.com" |
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return objects.Node(name=name, offline=False, primary_ip="192.0.2.90") |
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@staticmethod
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def _GetSingleOfflineNode(name): |
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assert name == "node100.example.com" |
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return objects.Node(name=name, offline=True, primary_ip="192.0.2.100") |
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def testSingleOnline(self): |
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self.assertEqual(rpc._NodeConfigResolver(self._GetSingleOnlineNode, |
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NotImplemented,
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["node90.example.com"], None), |
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[("node90.example.com", "192.0.2.90")]) |
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def testSingleOffline(self): |
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self.assertEqual(rpc._NodeConfigResolver(self._GetSingleOfflineNode, |
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NotImplemented,
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["node100.example.com"], None), |
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[("node100.example.com", rpc._OFFLINE)])
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def testSingleOfflineWithAcceptOffline(self): |
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fn = self._GetSingleOfflineNode
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assert fn("node100.example.com").offline |
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self.assertEqual(rpc._NodeConfigResolver(fn, NotImplemented, |
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["node100.example.com"],
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rpc_defs.ACCEPT_OFFLINE_NODE), |
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[("node100.example.com", "192.0.2.100")]) |
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for i in [False, True, "", "Hello", 0, 1]: |
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self.assertRaises(AssertionError, rpc._NodeConfigResolver, |
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fn, NotImplemented, ["node100.example.com"], i) |
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|
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def testUnknownSingleNode(self): |
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self.assertEqual(rpc._NodeConfigResolver(lambda _: None, NotImplemented, |
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["node110.example.com"], None), |
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[("node110.example.com", "node110.example.com")]) |
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|
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def testMultiEmpty(self): |
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self.assertEqual(rpc._NodeConfigResolver(NotImplemented, |
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lambda: {},
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[], None),
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[]) |
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|
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def testMultiSomeOffline(self): |
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nodes = dict(("node%s.example.com" % i, |
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objects.Node(name="node%s.example.com" % i,
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offline=((i % 3) == 0), |
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primary_ip="192.0.2.%s" % i))
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for i in range(1, 255)) |
450 |
|
451 |
# Resolve no names
|
452 |
self.assertEqual(rpc._NodeConfigResolver(NotImplemented, |
453 |
lambda: nodes,
|
454 |
[], None),
|
455 |
[]) |
456 |
|
457 |
# Offline, online and unknown hosts
|
458 |
self.assertEqual(rpc._NodeConfigResolver(NotImplemented, |
459 |
lambda: nodes,
|
460 |
["node3.example.com",
|
461 |
"node92.example.com",
|
462 |
"node54.example.com",
|
463 |
"unknown.example.com",],
|
464 |
None), [
|
465 |
("node3.example.com", rpc._OFFLINE),
|
466 |
("node92.example.com", "192.0.2.92"), |
467 |
("node54.example.com", rpc._OFFLINE),
|
468 |
("unknown.example.com", "unknown.example.com"), |
469 |
]) |
470 |
|
471 |
|
472 |
class TestCompress(unittest.TestCase): |
473 |
def test(self): |
474 |
for data in ["", "Hello", "Hello World!\nnew\nlines"]: |
475 |
self.assertEqual(rpc._Compress(data),
|
476 |
(constants.RPC_ENCODING_NONE, data)) |
477 |
|
478 |
for data in [512 * " ", 5242 * "Hello World!\n"]: |
479 |
compressed = rpc._Compress(data) |
480 |
self.assertEqual(len(compressed), 2) |
481 |
self.assertEqual(backend._Decompress(compressed), data)
|
482 |
|
483 |
def testDecompression(self): |
484 |
self.assertRaises(AssertionError, backend._Decompress, "") |
485 |
self.assertRaises(AssertionError, backend._Decompress, [""]) |
486 |
self.assertRaises(AssertionError, backend._Decompress, |
487 |
("unknown compression", "data")) |
488 |
self.assertRaises(Exception, backend._Decompress, |
489 |
(constants.RPC_ENCODING_ZLIB_BASE64, "invalid zlib data"))
|
490 |
|
491 |
|
492 |
class TestRpcClientBase(unittest.TestCase): |
493 |
def testNoHosts(self): |
494 |
cdef = ("test_call", NotImplemented, None, rpc_defs.TMO_SLOW, [], |
495 |
None, None, NotImplemented) |
496 |
http_proc = _FakeRequestProcessor(NotImplemented)
|
497 |
client = rpc._RpcClientBase(rpc._StaticResolver([]), NotImplemented,
|
498 |
_req_process_fn=http_proc) |
499 |
self.assertEqual(client._Call(cdef, [], []), {})
|
500 |
|
501 |
# Test wrong number of arguments
|
502 |
self.assertRaises(errors.ProgrammerError, client._Call,
|
503 |
cdef, [], [0, 1, 2]) |
504 |
|
505 |
def testTimeout(self): |
506 |
def _CalcTimeout((arg1, arg2)): |
507 |
return arg1 + arg2
|
508 |
|
509 |
def _VerifyRequest(exp_timeout, req): |
510 |
self.assertEqual(req.read_timeout, exp_timeout)
|
511 |
|
512 |
req.success = True
|
513 |
req.resp_status_code = http.HTTP_OK |
514 |
req.resp_body = serializer.DumpJson((True, hex(req.read_timeout))) |
515 |
|
516 |
resolver = rpc._StaticResolver([ |
517 |
"192.0.2.1",
|
518 |
"192.0.2.2",
|
519 |
]) |
520 |
|
521 |
nodes = [ |
522 |
"node1.example.com",
|
523 |
"node2.example.com",
|
524 |
] |
525 |
|
526 |
tests = [(100, None, 100), (30, None, 30)] |
527 |
tests.extend((_CalcTimeout, i, i + 300)
|
528 |
for i in [0, 5, 16485, 30516]) |
529 |
|
530 |
for timeout, arg1, exp_timeout in tests: |
531 |
cdef = ("test_call", NotImplemented, None, timeout, [ |
532 |
("arg1", None, NotImplemented), |
533 |
("arg2", None, NotImplemented), |
534 |
], None, None, NotImplemented) |
535 |
|
536 |
http_proc = _FakeRequestProcessor(compat.partial(_VerifyRequest, |
537 |
exp_timeout)) |
538 |
client = rpc._RpcClientBase(resolver, NotImplemented,
|
539 |
_req_process_fn=http_proc) |
540 |
result = client._Call(cdef, nodes, [arg1, 300])
|
541 |
self.assertEqual(len(result), len(nodes)) |
542 |
self.assertTrue(compat.all(not res.fail_msg and |
543 |
res.payload == hex(exp_timeout)
|
544 |
for res in result.values())) |
545 |
|
546 |
def testArgumentEncoder(self): |
547 |
(AT1, AT2) = range(1, 3) |
548 |
|
549 |
resolver = rpc._StaticResolver([ |
550 |
"192.0.2.5",
|
551 |
"192.0.2.6",
|
552 |
]) |
553 |
|
554 |
nodes = [ |
555 |
"node5.example.com",
|
556 |
"node6.example.com",
|
557 |
] |
558 |
|
559 |
encoders = { |
560 |
AT1: hex,
|
561 |
AT2: hash,
|
562 |
} |
563 |
|
564 |
cdef = ("test_call", NotImplemented, None, rpc_defs.TMO_NORMAL, [ |
565 |
("arg0", None, NotImplemented), |
566 |
("arg1", AT1, NotImplemented), |
567 |
("arg1", AT2, NotImplemented), |
568 |
], None, None, NotImplemented) |
569 |
|
570 |
def _VerifyRequest(req): |
571 |
req.success = True
|
572 |
req.resp_status_code = http.HTTP_OK |
573 |
req.resp_body = serializer.DumpJson((True, req.post_data))
|
574 |
|
575 |
http_proc = _FakeRequestProcessor(_VerifyRequest) |
576 |
|
577 |
for num in [0, 3796, 9032119]: |
578 |
client = rpc._RpcClientBase(resolver, encoders.get, |
579 |
_req_process_fn=http_proc) |
580 |
result = client._Call(cdef, nodes, ["foo", num, "Hello%s" % num]) |
581 |
self.assertEqual(len(result), len(nodes)) |
582 |
for res in result.values(): |
583 |
self.assertFalse(res.fail_msg)
|
584 |
self.assertEqual(serializer.LoadJson(res.payload),
|
585 |
["foo", hex(num), hash("Hello%s" % num)]) |
586 |
|
587 |
def testPostProc(self): |
588 |
def _VerifyRequest(nums, req): |
589 |
req.success = True
|
590 |
req.resp_status_code = http.HTTP_OK |
591 |
req.resp_body = serializer.DumpJson((True, nums))
|
592 |
|
593 |
resolver = rpc._StaticResolver([ |
594 |
"192.0.2.90",
|
595 |
"192.0.2.95",
|
596 |
]) |
597 |
|
598 |
nodes = [ |
599 |
"node90.example.com",
|
600 |
"node95.example.com",
|
601 |
] |
602 |
|
603 |
def _PostProc(res): |
604 |
self.assertFalse(res.fail_msg)
|
605 |
res.payload = sum(res.payload)
|
606 |
return res
|
607 |
|
608 |
cdef = ("test_call", NotImplemented, None, rpc_defs.TMO_NORMAL, [], |
609 |
None, _PostProc, NotImplemented) |
610 |
|
611 |
# Seeded random generator
|
612 |
rnd = random.Random(20299)
|
613 |
|
614 |
for i in [0, 4, 74, 1391]: |
615 |
nums = [rnd.randint(0, 1000) for _ in range(i)] |
616 |
http_proc = _FakeRequestProcessor(compat.partial(_VerifyRequest, nums)) |
617 |
client = rpc._RpcClientBase(resolver, NotImplemented,
|
618 |
_req_process_fn=http_proc) |
619 |
result = client._Call(cdef, nodes, []) |
620 |
self.assertEqual(len(result), len(nodes)) |
621 |
for res in result.values(): |
622 |
self.assertFalse(res.fail_msg)
|
623 |
self.assertEqual(res.payload, sum(nums)) |
624 |
|
625 |
def testPreProc(self): |
626 |
def _VerifyRequest(req): |
627 |
req.success = True
|
628 |
req.resp_status_code = http.HTTP_OK |
629 |
req.resp_body = serializer.DumpJson((True, req.post_data))
|
630 |
|
631 |
resolver = rpc._StaticResolver([ |
632 |
"192.0.2.30",
|
633 |
"192.0.2.35",
|
634 |
]) |
635 |
|
636 |
nodes = [ |
637 |
"node30.example.com",
|
638 |
"node35.example.com",
|
639 |
] |
640 |
|
641 |
def _PreProc(node, data): |
642 |
self.assertEqual(len(data), 1) |
643 |
return data[0] + node |
644 |
|
645 |
cdef = ("test_call", NotImplemented, None, rpc_defs.TMO_NORMAL, [ |
646 |
("arg0", None, NotImplemented), |
647 |
], _PreProc, None, NotImplemented) |
648 |
|
649 |
http_proc = _FakeRequestProcessor(_VerifyRequest) |
650 |
client = rpc._RpcClientBase(resolver, NotImplemented,
|
651 |
_req_process_fn=http_proc) |
652 |
|
653 |
for prefix in ["foo", "bar", "baz"]: |
654 |
result = client._Call(cdef, nodes, [prefix]) |
655 |
self.assertEqual(len(result), len(nodes)) |
656 |
for (idx, (node, res)) in enumerate(result.items()): |
657 |
self.assertFalse(res.fail_msg)
|
658 |
self.assertEqual(serializer.LoadJson(res.payload), prefix + node)
|
659 |
|
660 |
def testResolverOptions(self): |
661 |
def _VerifyRequest(req): |
662 |
req.success = True
|
663 |
req.resp_status_code = http.HTTP_OK |
664 |
req.resp_body = serializer.DumpJson((True, req.post_data))
|
665 |
|
666 |
nodes = [ |
667 |
"node30.example.com",
|
668 |
"node35.example.com",
|
669 |
] |
670 |
|
671 |
def _Resolver(expected, hosts, options): |
672 |
self.assertEqual(hosts, nodes)
|
673 |
self.assertEqual(options, expected)
|
674 |
return zip(hosts, nodes) |
675 |
|
676 |
def _DynamicResolverOptions((arg0, )): |
677 |
return sum(arg0) |
678 |
|
679 |
tests = [ |
680 |
(None, None, None), |
681 |
(rpc_defs.ACCEPT_OFFLINE_NODE, None, rpc_defs.ACCEPT_OFFLINE_NODE),
|
682 |
(False, None, False), |
683 |
(True, None, True), |
684 |
(0, None, 0), |
685 |
(_DynamicResolverOptions, [1, 2, 3], 6), |
686 |
(_DynamicResolverOptions, range(4, 19), 165), |
687 |
] |
688 |
|
689 |
for (resolver_opts, arg0, expected) in tests: |
690 |
cdef = ("test_call", NotImplemented, resolver_opts, rpc_defs.TMO_NORMAL, [ |
691 |
("arg0", None, NotImplemented), |
692 |
], None, None, NotImplemented) |
693 |
|
694 |
http_proc = _FakeRequestProcessor(_VerifyRequest) |
695 |
|
696 |
client = rpc._RpcClientBase(compat.partial(_Resolver, expected), |
697 |
NotImplemented, _req_process_fn=http_proc)
|
698 |
result = client._Call(cdef, nodes, [arg0]) |
699 |
self.assertEqual(len(result), len(nodes)) |
700 |
for (idx, (node, res)) in enumerate(result.items()): |
701 |
self.assertFalse(res.fail_msg)
|
702 |
|
703 |
|
704 |
class _FakeConfigForRpcRunner: |
705 |
GetAllNodesInfo = NotImplemented
|
706 |
|
707 |
def __init__(self, cluster=NotImplemented): |
708 |
self._cluster = cluster
|
709 |
|
710 |
def GetNodeInfo(self, name): |
711 |
return objects.Node(name=name)
|
712 |
|
713 |
def GetClusterInfo(self): |
714 |
return self._cluster |
715 |
|
716 |
def GetInstanceDiskParams(self, _): |
717 |
return constants.DISK_DT_DEFAULTS
|
718 |
|
719 |
|
720 |
class TestRpcRunner(unittest.TestCase): |
721 |
def testUploadFile(self): |
722 |
data = 1779 * "Hello World\n" |
723 |
|
724 |
tmpfile = tempfile.NamedTemporaryFile() |
725 |
tmpfile.write(data) |
726 |
tmpfile.flush() |
727 |
st = os.stat(tmpfile.name) |
728 |
|
729 |
def _VerifyRequest(req): |
730 |
(uldata, ) = serializer.LoadJson(req.post_data) |
731 |
self.assertEqual(len(uldata), 7) |
732 |
self.assertEqual(uldata[0], tmpfile.name) |
733 |
self.assertEqual(list(uldata[1]), list(rpc._Compress(data))) |
734 |
self.assertEqual(uldata[2], st.st_mode) |
735 |
self.assertEqual(uldata[3], "user%s" % os.getuid()) |
736 |
self.assertEqual(uldata[4], "group%s" % os.getgid()) |
737 |
self.assertTrue(uldata[5] is not None) |
738 |
self.assertEqual(uldata[6], st.st_mtime) |
739 |
|
740 |
req.success = True
|
741 |
req.resp_status_code = http.HTTP_OK |
742 |
req.resp_body = serializer.DumpJson((True, None)) |
743 |
|
744 |
http_proc = _FakeRequestProcessor(_VerifyRequest) |
745 |
|
746 |
std_runner = rpc.RpcRunner(_FakeConfigForRpcRunner(), None,
|
747 |
_req_process_fn=http_proc, |
748 |
_getents=mocks.FakeGetentResolver) |
749 |
|
750 |
cfg_runner = rpc.ConfigRunner(None, ["192.0.2.13"], |
751 |
_req_process_fn=http_proc, |
752 |
_getents=mocks.FakeGetentResolver) |
753 |
|
754 |
nodes = [ |
755 |
"node1.example.com",
|
756 |
] |
757 |
|
758 |
for runner in [std_runner, cfg_runner]: |
759 |
result = runner.call_upload_file(nodes, tmpfile.name) |
760 |
self.assertEqual(len(result), len(nodes)) |
761 |
for (idx, (node, res)) in enumerate(result.items()): |
762 |
self.assertFalse(res.fail_msg)
|
763 |
|
764 |
def testEncodeInstance(self): |
765 |
cluster = objects.Cluster(hvparams={ |
766 |
constants.HT_KVM: { |
767 |
constants.HV_BLOCKDEV_PREFIX: "foo",
|
768 |
}, |
769 |
}, |
770 |
beparams={ |
771 |
constants.PP_DEFAULT: { |
772 |
constants.BE_MAXMEM: 8192,
|
773 |
}, |
774 |
}, |
775 |
os_hvp={}, |
776 |
osparams={ |
777 |
"linux": {
|
778 |
"role": "unknown", |
779 |
}, |
780 |
}) |
781 |
cluster.UpgradeConfig() |
782 |
|
783 |
inst = objects.Instance(name="inst1.example.com",
|
784 |
hypervisor=constants.HT_FAKE, |
785 |
os="linux",
|
786 |
hvparams={ |
787 |
constants.HT_KVM: { |
788 |
constants.HV_BLOCKDEV_PREFIX: "bar",
|
789 |
constants.HV_ROOT_PATH: "/tmp",
|
790 |
}, |
791 |
}, |
792 |
beparams={ |
793 |
constants.BE_MINMEM: 128,
|
794 |
constants.BE_MAXMEM: 256,
|
795 |
}, |
796 |
nics=[ |
797 |
objects.NIC(nicparams={ |
798 |
constants.NIC_MODE: "mymode",
|
799 |
}), |
800 |
], |
801 |
disk_template=constants.DT_DISKLESS, |
802 |
disks=[]) |
803 |
inst.UpgradeConfig() |
804 |
|
805 |
cfg = _FakeConfigForRpcRunner(cluster=cluster) |
806 |
runner = rpc.RpcRunner(cfg, None,
|
807 |
_req_process_fn=NotImplemented,
|
808 |
_getents=mocks.FakeGetentResolver) |
809 |
|
810 |
def _CheckBasics(result): |
811 |
self.assertEqual(result["name"], "inst1.example.com") |
812 |
self.assertEqual(result["os"], "linux") |
813 |
self.assertEqual(result["beparams"][constants.BE_MINMEM], 128) |
814 |
self.assertEqual(len(result["hvparams"]), 1) |
815 |
self.assertEqual(len(result["nics"]), 1) |
816 |
self.assertEqual(result["nics"][0]["nicparams"][constants.NIC_MODE], |
817 |
"mymode")
|
818 |
|
819 |
# Generic object serialization
|
820 |
result = runner._encoder((rpc_defs.ED_OBJECT_DICT, inst)) |
821 |
_CheckBasics(result) |
822 |
|
823 |
result = runner._encoder((rpc_defs.ED_OBJECT_DICT_LIST, 5 * [inst]))
|
824 |
map(_CheckBasics, result)
|
825 |
|
826 |
# Just an instance
|
827 |
result = runner._encoder((rpc_defs.ED_INST_DICT, inst)) |
828 |
_CheckBasics(result) |
829 |
self.assertEqual(result["beparams"][constants.BE_MAXMEM], 256) |
830 |
self.assertEqual(result["hvparams"][constants.HT_KVM], { |
831 |
constants.HV_BLOCKDEV_PREFIX: "bar",
|
832 |
constants.HV_ROOT_PATH: "/tmp",
|
833 |
}) |
834 |
self.assertEqual(result["osparams"], { |
835 |
"role": "unknown", |
836 |
}) |
837 |
|
838 |
# Instance with OS parameters
|
839 |
result = runner._encoder((rpc_defs.ED_INST_DICT_OSP_DP, (inst, { |
840 |
"role": "webserver", |
841 |
"other": "field", |
842 |
}))) |
843 |
_CheckBasics(result) |
844 |
self.assertEqual(result["beparams"][constants.BE_MAXMEM], 256) |
845 |
self.assertEqual(result["hvparams"][constants.HT_KVM], { |
846 |
constants.HV_BLOCKDEV_PREFIX: "bar",
|
847 |
constants.HV_ROOT_PATH: "/tmp",
|
848 |
}) |
849 |
self.assertEqual(result["osparams"], { |
850 |
"role": "webserver", |
851 |
"other": "field", |
852 |
}) |
853 |
|
854 |
# Instance with hypervisor and backend parameters
|
855 |
result = runner._encoder((rpc_defs.ED_INST_DICT_HVP_BEP, (inst, { |
856 |
constants.HT_KVM: { |
857 |
constants.HV_BOOT_ORDER: "xyz",
|
858 |
}, |
859 |
}, { |
860 |
constants.BE_VCPUS: 100,
|
861 |
constants.BE_MAXMEM: 4096,
|
862 |
}))) |
863 |
_CheckBasics(result) |
864 |
self.assertEqual(result["beparams"][constants.BE_MAXMEM], 4096) |
865 |
self.assertEqual(result["beparams"][constants.BE_VCPUS], 100) |
866 |
self.assertEqual(result["hvparams"][constants.HT_KVM], { |
867 |
constants.HV_BOOT_ORDER: "xyz",
|
868 |
}) |
869 |
|
870 |
|
871 |
if __name__ == "__main__": |
872 |
testutils.GanetiTestProgram() |