root / test / py / ganeti.rpc_unittest.py @ 9db0b351
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#!/usr/bin/python
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#
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# Copyright (C) 2010, 2011, 2012, 2013 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, constants.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,
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constants.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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|
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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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|
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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))
|
450 |
for i in range(1, 255)) |
451 |
|
452 |
# Resolve no names
|
453 |
self.assertEqual(rpc._NodeConfigResolver(NotImplemented, |
454 |
lambda: nodes,
|
455 |
[], None),
|
456 |
[]) |
457 |
|
458 |
# Offline, online and unknown hosts
|
459 |
self.assertEqual(rpc._NodeConfigResolver(NotImplemented, |
460 |
lambda: nodes,
|
461 |
["node3.example.com",
|
462 |
"node92.example.com",
|
463 |
"node54.example.com",
|
464 |
"unknown.example.com",],
|
465 |
None), [
|
466 |
("node3.example.com", rpc._OFFLINE),
|
467 |
("node92.example.com", "192.0.2.92"), |
468 |
("node54.example.com", rpc._OFFLINE),
|
469 |
("unknown.example.com", "unknown.example.com"), |
470 |
]) |
471 |
|
472 |
|
473 |
class TestCompress(unittest.TestCase): |
474 |
def test(self): |
475 |
for data in ["", "Hello", "Hello World!\nnew\nlines"]: |
476 |
self.assertEqual(rpc._Compress(data),
|
477 |
(constants.RPC_ENCODING_NONE, data)) |
478 |
|
479 |
for data in [512 * " ", 5242 * "Hello World!\n"]: |
480 |
compressed = rpc._Compress(data) |
481 |
self.assertEqual(len(compressed), 2) |
482 |
self.assertEqual(backend._Decompress(compressed), data)
|
483 |
|
484 |
def testDecompression(self): |
485 |
self.assertRaises(AssertionError, backend._Decompress, "") |
486 |
self.assertRaises(AssertionError, backend._Decompress, [""]) |
487 |
self.assertRaises(AssertionError, backend._Decompress, |
488 |
("unknown compression", "data")) |
489 |
self.assertRaises(Exception, backend._Decompress, |
490 |
(constants.RPC_ENCODING_ZLIB_BASE64, "invalid zlib data"))
|
491 |
|
492 |
|
493 |
class TestRpcClientBase(unittest.TestCase): |
494 |
def testNoHosts(self): |
495 |
cdef = ("test_call", NotImplemented, None, constants.RPC_TMO_SLOW, [], |
496 |
None, None, NotImplemented) |
497 |
http_proc = _FakeRequestProcessor(NotImplemented)
|
498 |
client = rpc._RpcClientBase(rpc._StaticResolver([]), NotImplemented,
|
499 |
_req_process_fn=http_proc) |
500 |
self.assertEqual(client._Call(cdef, [], []), {})
|
501 |
|
502 |
# Test wrong number of arguments
|
503 |
self.assertRaises(errors.ProgrammerError, client._Call,
|
504 |
cdef, [], [0, 1, 2]) |
505 |
|
506 |
def testTimeout(self): |
507 |
def _CalcTimeout((arg1, arg2)): |
508 |
return arg1 + arg2
|
509 |
|
510 |
def _VerifyRequest(exp_timeout, req): |
511 |
self.assertEqual(req.read_timeout, exp_timeout)
|
512 |
|
513 |
req.success = True
|
514 |
req.resp_status_code = http.HTTP_OK |
515 |
req.resp_body = serializer.DumpJson((True, hex(req.read_timeout))) |
516 |
|
517 |
resolver = rpc._StaticResolver([ |
518 |
"192.0.2.1",
|
519 |
"192.0.2.2",
|
520 |
]) |
521 |
|
522 |
nodes = [ |
523 |
"node1.example.com",
|
524 |
"node2.example.com",
|
525 |
] |
526 |
|
527 |
tests = [(100, None, 100), (30, None, 30)] |
528 |
tests.extend((_CalcTimeout, i, i + 300)
|
529 |
for i in [0, 5, 16485, 30516]) |
530 |
|
531 |
for timeout, arg1, exp_timeout in tests: |
532 |
cdef = ("test_call", NotImplemented, None, timeout, [ |
533 |
("arg1", None, NotImplemented), |
534 |
("arg2", None, NotImplemented), |
535 |
], None, None, NotImplemented) |
536 |
|
537 |
http_proc = _FakeRequestProcessor(compat.partial(_VerifyRequest, |
538 |
exp_timeout)) |
539 |
client = rpc._RpcClientBase(resolver, NotImplemented,
|
540 |
_req_process_fn=http_proc) |
541 |
result = client._Call(cdef, nodes, [arg1, 300])
|
542 |
self.assertEqual(len(result), len(nodes)) |
543 |
self.assertTrue(compat.all(not res.fail_msg and |
544 |
res.payload == hex(exp_timeout)
|
545 |
for res in result.values())) |
546 |
|
547 |
def testArgumentEncoder(self): |
548 |
(AT1, AT2) = range(1, 3) |
549 |
|
550 |
resolver = rpc._StaticResolver([ |
551 |
"192.0.2.5",
|
552 |
"192.0.2.6",
|
553 |
]) |
554 |
|
555 |
nodes = [ |
556 |
"node5.example.com",
|
557 |
"node6.example.com",
|
558 |
] |
559 |
|
560 |
encoders = { |
561 |
AT1: hex,
|
562 |
AT2: hash,
|
563 |
} |
564 |
|
565 |
cdef = ("test_call", NotImplemented, None, constants.RPC_TMO_NORMAL, [ |
566 |
("arg0", None, NotImplemented), |
567 |
("arg1", AT1, NotImplemented), |
568 |
("arg1", AT2, NotImplemented), |
569 |
], None, None, NotImplemented) |
570 |
|
571 |
def _VerifyRequest(req): |
572 |
req.success = True
|
573 |
req.resp_status_code = http.HTTP_OK |
574 |
req.resp_body = serializer.DumpJson((True, req.post_data))
|
575 |
|
576 |
http_proc = _FakeRequestProcessor(_VerifyRequest) |
577 |
|
578 |
for num in [0, 3796, 9032119]: |
579 |
client = rpc._RpcClientBase(resolver, encoders.get, |
580 |
_req_process_fn=http_proc) |
581 |
result = client._Call(cdef, nodes, ["foo", num, "Hello%s" % num]) |
582 |
self.assertEqual(len(result), len(nodes)) |
583 |
for res in result.values(): |
584 |
self.assertFalse(res.fail_msg)
|
585 |
self.assertEqual(serializer.LoadJson(res.payload),
|
586 |
["foo", hex(num), hash("Hello%s" % num)]) |
587 |
|
588 |
def testPostProc(self): |
589 |
def _VerifyRequest(nums, req): |
590 |
req.success = True
|
591 |
req.resp_status_code = http.HTTP_OK |
592 |
req.resp_body = serializer.DumpJson((True, nums))
|
593 |
|
594 |
resolver = rpc._StaticResolver([ |
595 |
"192.0.2.90",
|
596 |
"192.0.2.95",
|
597 |
]) |
598 |
|
599 |
nodes = [ |
600 |
"node90.example.com",
|
601 |
"node95.example.com",
|
602 |
] |
603 |
|
604 |
def _PostProc(res): |
605 |
self.assertFalse(res.fail_msg)
|
606 |
res.payload = sum(res.payload)
|
607 |
return res
|
608 |
|
609 |
cdef = ("test_call", NotImplemented, None, constants.RPC_TMO_NORMAL, [], |
610 |
None, _PostProc, NotImplemented) |
611 |
|
612 |
# Seeded random generator
|
613 |
rnd = random.Random(20299)
|
614 |
|
615 |
for i in [0, 4, 74, 1391]: |
616 |
nums = [rnd.randint(0, 1000) for _ in range(i)] |
617 |
http_proc = _FakeRequestProcessor(compat.partial(_VerifyRequest, nums)) |
618 |
client = rpc._RpcClientBase(resolver, NotImplemented,
|
619 |
_req_process_fn=http_proc) |
620 |
result = client._Call(cdef, nodes, []) |
621 |
self.assertEqual(len(result), len(nodes)) |
622 |
for res in result.values(): |
623 |
self.assertFalse(res.fail_msg)
|
624 |
self.assertEqual(res.payload, sum(nums)) |
625 |
|
626 |
def testPreProc(self): |
627 |
def _VerifyRequest(req): |
628 |
req.success = True
|
629 |
req.resp_status_code = http.HTTP_OK |
630 |
req.resp_body = serializer.DumpJson((True, req.post_data))
|
631 |
|
632 |
resolver = rpc._StaticResolver([ |
633 |
"192.0.2.30",
|
634 |
"192.0.2.35",
|
635 |
]) |
636 |
|
637 |
nodes = [ |
638 |
"node30.example.com",
|
639 |
"node35.example.com",
|
640 |
] |
641 |
|
642 |
def _PreProc(node, data): |
643 |
self.assertEqual(len(data), 1) |
644 |
return data[0] + node |
645 |
|
646 |
cdef = ("test_call", NotImplemented, None, constants.RPC_TMO_NORMAL, [ |
647 |
("arg0", None, NotImplemented), |
648 |
], _PreProc, None, NotImplemented) |
649 |
|
650 |
http_proc = _FakeRequestProcessor(_VerifyRequest) |
651 |
client = rpc._RpcClientBase(resolver, NotImplemented,
|
652 |
_req_process_fn=http_proc) |
653 |
|
654 |
for prefix in ["foo", "bar", "baz"]: |
655 |
result = client._Call(cdef, nodes, [prefix]) |
656 |
self.assertEqual(len(result), len(nodes)) |
657 |
for (idx, (node, res)) in enumerate(result.items()): |
658 |
self.assertFalse(res.fail_msg)
|
659 |
self.assertEqual(serializer.LoadJson(res.payload), prefix + node)
|
660 |
|
661 |
def testResolverOptions(self): |
662 |
def _VerifyRequest(req): |
663 |
req.success = True
|
664 |
req.resp_status_code = http.HTTP_OK |
665 |
req.resp_body = serializer.DumpJson((True, req.post_data))
|
666 |
|
667 |
nodes = [ |
668 |
"node30.example.com",
|
669 |
"node35.example.com",
|
670 |
] |
671 |
|
672 |
def _Resolver(expected, hosts, options): |
673 |
self.assertEqual(hosts, nodes)
|
674 |
self.assertEqual(options, expected)
|
675 |
return zip(hosts, nodes) |
676 |
|
677 |
def _DynamicResolverOptions((arg0, )): |
678 |
return sum(arg0) |
679 |
|
680 |
tests = [ |
681 |
(None, None, None), |
682 |
(rpc_defs.ACCEPT_OFFLINE_NODE, None, rpc_defs.ACCEPT_OFFLINE_NODE),
|
683 |
(False, None, False), |
684 |
(True, None, True), |
685 |
(0, None, 0), |
686 |
(_DynamicResolverOptions, [1, 2, 3], 6), |
687 |
(_DynamicResolverOptions, range(4, 19), 165), |
688 |
] |
689 |
|
690 |
for (resolver_opts, arg0, expected) in tests: |
691 |
cdef = ("test_call", NotImplemented, resolver_opts, |
692 |
constants.RPC_TMO_NORMAL, [ |
693 |
("arg0", None, NotImplemented), |
694 |
], None, None, NotImplemented) |
695 |
|
696 |
http_proc = _FakeRequestProcessor(_VerifyRequest) |
697 |
|
698 |
client = rpc._RpcClientBase(compat.partial(_Resolver, expected), |
699 |
NotImplemented, _req_process_fn=http_proc)
|
700 |
result = client._Call(cdef, nodes, [arg0]) |
701 |
self.assertEqual(len(result), len(nodes)) |
702 |
for (idx, (node, res)) in enumerate(result.items()): |
703 |
self.assertFalse(res.fail_msg)
|
704 |
|
705 |
|
706 |
class _FakeConfigForRpcRunner: |
707 |
GetAllNodesInfo = NotImplemented
|
708 |
|
709 |
def __init__(self, cluster=NotImplemented): |
710 |
self._cluster = cluster
|
711 |
|
712 |
def GetNodeInfo(self, name): |
713 |
return objects.Node(name=name)
|
714 |
|
715 |
def GetClusterInfo(self): |
716 |
return self._cluster |
717 |
|
718 |
def GetInstanceDiskParams(self, _): |
719 |
return constants.DISK_DT_DEFAULTS
|
720 |
|
721 |
|
722 |
class TestRpcRunner(unittest.TestCase): |
723 |
def testUploadFile(self): |
724 |
data = 1779 * "Hello World\n" |
725 |
|
726 |
tmpfile = tempfile.NamedTemporaryFile() |
727 |
tmpfile.write(data) |
728 |
tmpfile.flush() |
729 |
st = os.stat(tmpfile.name) |
730 |
|
731 |
def _VerifyRequest(req): |
732 |
(uldata, ) = serializer.LoadJson(req.post_data) |
733 |
self.assertEqual(len(uldata), 7) |
734 |
self.assertEqual(uldata[0], tmpfile.name) |
735 |
self.assertEqual(list(uldata[1]), list(rpc._Compress(data))) |
736 |
self.assertEqual(uldata[2], st.st_mode) |
737 |
self.assertEqual(uldata[3], "user%s" % os.getuid()) |
738 |
self.assertEqual(uldata[4], "group%s" % os.getgid()) |
739 |
self.assertTrue(uldata[5] is not None) |
740 |
self.assertEqual(uldata[6], st.st_mtime) |
741 |
|
742 |
req.success = True
|
743 |
req.resp_status_code = http.HTTP_OK |
744 |
req.resp_body = serializer.DumpJson((True, None)) |
745 |
|
746 |
http_proc = _FakeRequestProcessor(_VerifyRequest) |
747 |
|
748 |
std_runner = rpc.RpcRunner(_FakeConfigForRpcRunner(), None,
|
749 |
_req_process_fn=http_proc, |
750 |
_getents=mocks.FakeGetentResolver) |
751 |
|
752 |
cfg_runner = rpc.ConfigRunner(None, ["192.0.2.13"], |
753 |
_req_process_fn=http_proc, |
754 |
_getents=mocks.FakeGetentResolver) |
755 |
|
756 |
nodes = [ |
757 |
"node1.example.com",
|
758 |
] |
759 |
|
760 |
for runner in [std_runner, cfg_runner]: |
761 |
result = runner.call_upload_file(nodes, tmpfile.name) |
762 |
self.assertEqual(len(result), len(nodes)) |
763 |
for (idx, (node, res)) in enumerate(result.items()): |
764 |
self.assertFalse(res.fail_msg)
|
765 |
|
766 |
def testEncodeInstance(self): |
767 |
cluster = objects.Cluster(hvparams={ |
768 |
constants.HT_KVM: { |
769 |
constants.HV_BLOCKDEV_PREFIX: "foo",
|
770 |
}, |
771 |
}, |
772 |
beparams={ |
773 |
constants.PP_DEFAULT: { |
774 |
constants.BE_MAXMEM: 8192,
|
775 |
}, |
776 |
}, |
777 |
os_hvp={}, |
778 |
osparams={ |
779 |
"linux": {
|
780 |
"role": "unknown", |
781 |
}, |
782 |
}) |
783 |
cluster.UpgradeConfig() |
784 |
|
785 |
inst = objects.Instance(name="inst1.example.com",
|
786 |
hypervisor=constants.HT_FAKE, |
787 |
os="linux",
|
788 |
hvparams={ |
789 |
constants.HT_KVM: { |
790 |
constants.HV_BLOCKDEV_PREFIX: "bar",
|
791 |
constants.HV_ROOT_PATH: "/tmp",
|
792 |
}, |
793 |
}, |
794 |
beparams={ |
795 |
constants.BE_MINMEM: 128,
|
796 |
constants.BE_MAXMEM: 256,
|
797 |
}, |
798 |
nics=[ |
799 |
objects.NIC(nicparams={ |
800 |
constants.NIC_MODE: "mymode",
|
801 |
}), |
802 |
], |
803 |
disk_template=constants.DT_PLAIN, |
804 |
disks=[ |
805 |
objects.Disk(dev_type=constants.LD_LV, size=4096,
|
806 |
logical_id=("vg", "disk6120")), |
807 |
objects.Disk(dev_type=constants.LD_LV, size=1024,
|
808 |
logical_id=("vg", "disk8508")), |
809 |
]) |
810 |
inst.UpgradeConfig() |
811 |
|
812 |
cfg = _FakeConfigForRpcRunner(cluster=cluster) |
813 |
runner = rpc.RpcRunner(cfg, None,
|
814 |
_req_process_fn=NotImplemented,
|
815 |
_getents=mocks.FakeGetentResolver) |
816 |
|
817 |
def _CheckBasics(result): |
818 |
self.assertEqual(result["name"], "inst1.example.com") |
819 |
self.assertEqual(result["os"], "linux") |
820 |
self.assertEqual(result["beparams"][constants.BE_MINMEM], 128) |
821 |
self.assertEqual(len(result["hvparams"]), 1) |
822 |
self.assertEqual(len(result["nics"]), 1) |
823 |
self.assertEqual(result["nics"][0]["nicparams"][constants.NIC_MODE], |
824 |
"mymode")
|
825 |
|
826 |
# Generic object serialization
|
827 |
result = runner._encoder((rpc_defs.ED_OBJECT_DICT, inst)) |
828 |
_CheckBasics(result) |
829 |
|
830 |
result = runner._encoder((rpc_defs.ED_OBJECT_DICT_LIST, 5 * [inst]))
|
831 |
map(_CheckBasics, result)
|
832 |
|
833 |
# Just an instance
|
834 |
result = runner._encoder((rpc_defs.ED_INST_DICT, inst)) |
835 |
_CheckBasics(result) |
836 |
self.assertEqual(result["beparams"][constants.BE_MAXMEM], 256) |
837 |
self.assertEqual(result["hvparams"][constants.HT_KVM], { |
838 |
constants.HV_BLOCKDEV_PREFIX: "bar",
|
839 |
constants.HV_ROOT_PATH: "/tmp",
|
840 |
}) |
841 |
self.assertEqual(result["osparams"], { |
842 |
"role": "unknown", |
843 |
}) |
844 |
|
845 |
# Instance with OS parameters
|
846 |
result = runner._encoder((rpc_defs.ED_INST_DICT_OSP_DP, (inst, { |
847 |
"role": "webserver", |
848 |
"other": "field", |
849 |
}))) |
850 |
_CheckBasics(result) |
851 |
self.assertEqual(result["beparams"][constants.BE_MAXMEM], 256) |
852 |
self.assertEqual(result["hvparams"][constants.HT_KVM], { |
853 |
constants.HV_BLOCKDEV_PREFIX: "bar",
|
854 |
constants.HV_ROOT_PATH: "/tmp",
|
855 |
}) |
856 |
self.assertEqual(result["osparams"], { |
857 |
"role": "webserver", |
858 |
"other": "field", |
859 |
}) |
860 |
|
861 |
# Instance with hypervisor and backend parameters
|
862 |
result = runner._encoder((rpc_defs.ED_INST_DICT_HVP_BEP_DP, (inst, { |
863 |
constants.HT_KVM: { |
864 |
constants.HV_BOOT_ORDER: "xyz",
|
865 |
}, |
866 |
}, { |
867 |
constants.BE_VCPUS: 100,
|
868 |
constants.BE_MAXMEM: 4096,
|
869 |
}))) |
870 |
_CheckBasics(result) |
871 |
self.assertEqual(result["beparams"][constants.BE_MAXMEM], 4096) |
872 |
self.assertEqual(result["beparams"][constants.BE_VCPUS], 100) |
873 |
self.assertEqual(result["hvparams"][constants.HT_KVM], { |
874 |
constants.HV_BOOT_ORDER: "xyz",
|
875 |
}) |
876 |
self.assertEqual(result["disks"], [{ |
877 |
"dev_type": constants.LD_LV,
|
878 |
"size": 4096, |
879 |
"logical_id": ("vg", "disk6120"), |
880 |
"params": constants.DISK_DT_DEFAULTS[inst.disk_template],
|
881 |
}, { |
882 |
"dev_type": constants.LD_LV,
|
883 |
"size": 1024, |
884 |
"logical_id": ("vg", "disk8508"), |
885 |
"params": constants.DISK_DT_DEFAULTS[inst.disk_template],
|
886 |
}]) |
887 |
|
888 |
self.assertTrue(compat.all(disk.params == {} for disk in inst.disks), |
889 |
msg="Configuration objects were modified")
|
890 |
|
891 |
|
892 |
class TestLegacyNodeInfo(unittest.TestCase): |
893 |
KEY_BOOT = "bootid"
|
894 |
KEY_VG = "disk_free"
|
895 |
KEY_HV = "cpu_count"
|
896 |
VAL_BOOT = 0
|
897 |
VAL_VG = 1
|
898 |
VAL_HV = 2
|
899 |
DICT_VG = {KEY_VG: VAL_VG} |
900 |
DICT_HV = {KEY_HV: VAL_HV} |
901 |
STD_LST = [VAL_BOOT, [DICT_VG], [DICT_HV]] |
902 |
STD_DICT = { |
903 |
KEY_BOOT: VAL_BOOT, |
904 |
KEY_VG: VAL_VG, |
905 |
KEY_HV: VAL_HV |
906 |
} |
907 |
|
908 |
def testStandard(self): |
909 |
result = rpc.MakeLegacyNodeInfo(self.STD_LST)
|
910 |
self.assertEqual(result, self.STD_DICT) |
911 |
|
912 |
def testReqVg(self): |
913 |
my_lst = [self.VAL_BOOT, [], [self.DICT_HV]] |
914 |
self.assertRaises(ValueError, rpc.MakeLegacyNodeInfo, my_lst) |
915 |
|
916 |
def testNoReqVg(self): |
917 |
my_lst = [self.VAL_BOOT, [], [self.DICT_HV]] |
918 |
result = rpc.MakeLegacyNodeInfo(my_lst, require_vg_info = False)
|
919 |
self.assertEqual(result, {self.KEY_BOOT: self.VAL_BOOT, |
920 |
self.KEY_HV: self.VAL_HV}) |
921 |
result = rpc.MakeLegacyNodeInfo(self.STD_LST, require_vg_info = False) |
922 |
self.assertEqual(result, self.STD_DICT) |
923 |
|
924 |
|
925 |
if __name__ == "__main__": |
926 |
testutils.GanetiTestProgram() |