root / test / py / ganeti.rpc_unittest.py @ 4d1429e4
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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, node_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, node_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, node_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, node_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, node_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, nodes)) |
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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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|
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class TestNodeConfigResolver(unittest.TestCase): |
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@staticmethod
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def _GetSingleOnlineNode(uuid): |
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assert uuid == "node90-uuid" |
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return objects.Node(name="node90.example.com", |
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uuid=uuid, |
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offline=False,
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primary_ip="192.0.2.90")
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@staticmethod
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def _GetSingleOfflineNode(uuid): |
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assert uuid == "node100-uuid" |
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return objects.Node(name="node100.example.com", |
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uuid=uuid, |
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offline=True,
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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-uuid"], None), |
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[("node90.example.com", "192.0.2.90", "node90-uuid")]) |
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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-uuid"], None), |
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[("node100.example.com", rpc._OFFLINE, "node100-uuid")]) |
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def testSingleOfflineWithAcceptOffline(self): |
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fn = self._GetSingleOfflineNode
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assert fn("node100-uuid").offline |
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self.assertEqual(rpc._NodeConfigResolver(fn, NotImplemented, |
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["node100-uuid"],
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rpc_defs.ACCEPT_OFFLINE_NODE), |
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[("node100.example.com", "192.0.2.100", "node100-uuid")]) |
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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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"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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450 |
[]) |
451 |
|
452 |
def testMultiSomeOffline(self): |
453 |
nodes = dict(("node%s-uuid" % i, |
454 |
objects.Node(name="node%s.example.com" % i,
|
455 |
offline=((i % 3) == 0), |
456 |
primary_ip="192.0.2.%s" % i,
|
457 |
uuid="node%s-uuid" % i))
|
458 |
for i in range(1, 255)) |
459 |
|
460 |
# Resolve no names
|
461 |
self.assertEqual(rpc._NodeConfigResolver(NotImplemented, |
462 |
lambda: nodes,
|
463 |
[], None),
|
464 |
[]) |
465 |
|
466 |
# Offline, online and unknown hosts
|
467 |
self.assertEqual(rpc._NodeConfigResolver(NotImplemented, |
468 |
lambda: nodes,
|
469 |
["node3-uuid",
|
470 |
"node92-uuid",
|
471 |
"node54-uuid",
|
472 |
"unknown.example.com",],
|
473 |
None), [
|
474 |
("node3.example.com", rpc._OFFLINE, "node3-uuid"), |
475 |
("node92.example.com", "192.0.2.92", "node92-uuid"), |
476 |
("node54.example.com", rpc._OFFLINE, "node54-uuid"), |
477 |
("unknown.example.com", "unknown.example.com", "unknown.example.com"), |
478 |
]) |
479 |
|
480 |
|
481 |
class TestCompress(unittest.TestCase): |
482 |
def test(self): |
483 |
for data in ["", "Hello", "Hello World!\nnew\nlines"]: |
484 |
self.assertEqual(rpc._Compress(NotImplemented, data), |
485 |
(constants.RPC_ENCODING_NONE, data)) |
486 |
|
487 |
for data in [512 * " ", 5242 * "Hello World!\n"]: |
488 |
compressed = rpc._Compress(NotImplemented, data)
|
489 |
self.assertEqual(len(compressed), 2) |
490 |
self.assertEqual(backend._Decompress(compressed), data)
|
491 |
|
492 |
def testDecompression(self): |
493 |
self.assertRaises(AssertionError, backend._Decompress, "") |
494 |
self.assertRaises(AssertionError, backend._Decompress, [""]) |
495 |
self.assertRaises(AssertionError, backend._Decompress, |
496 |
("unknown compression", "data")) |
497 |
self.assertRaises(Exception, backend._Decompress, |
498 |
(constants.RPC_ENCODING_ZLIB_BASE64, "invalid zlib data"))
|
499 |
|
500 |
|
501 |
class TestRpcClientBase(unittest.TestCase): |
502 |
def testNoHosts(self): |
503 |
cdef = ("test_call", NotImplemented, None, constants.RPC_TMO_SLOW, [], |
504 |
None, None, NotImplemented) |
505 |
http_proc = _FakeRequestProcessor(NotImplemented)
|
506 |
client = rpc._RpcClientBase(rpc._StaticResolver([]), NotImplemented,
|
507 |
_req_process_fn=http_proc) |
508 |
self.assertEqual(client._Call(cdef, [], []), {})
|
509 |
|
510 |
# Test wrong number of arguments
|
511 |
self.assertRaises(errors.ProgrammerError, client._Call,
|
512 |
cdef, [], [0, 1, 2]) |
513 |
|
514 |
def testTimeout(self): |
515 |
def _CalcTimeout((arg1, arg2)): |
516 |
return arg1 + arg2
|
517 |
|
518 |
def _VerifyRequest(exp_timeout, req): |
519 |
self.assertEqual(req.read_timeout, exp_timeout)
|
520 |
|
521 |
req.success = True
|
522 |
req.resp_status_code = http.HTTP_OK |
523 |
req.resp_body = serializer.DumpJson((True, hex(req.read_timeout))) |
524 |
|
525 |
resolver = rpc._StaticResolver([ |
526 |
"192.0.2.1",
|
527 |
"192.0.2.2",
|
528 |
]) |
529 |
|
530 |
nodes = [ |
531 |
"node1.example.com",
|
532 |
"node2.example.com",
|
533 |
] |
534 |
|
535 |
tests = [(100, None, 100), (30, None, 30)] |
536 |
tests.extend((_CalcTimeout, i, i + 300)
|
537 |
for i in [0, 5, 16485, 30516]) |
538 |
|
539 |
for timeout, arg1, exp_timeout in tests: |
540 |
cdef = ("test_call", NotImplemented, None, timeout, [ |
541 |
("arg1", None, NotImplemented), |
542 |
("arg2", None, NotImplemented), |
543 |
], None, None, NotImplemented) |
544 |
|
545 |
http_proc = _FakeRequestProcessor(compat.partial(_VerifyRequest, |
546 |
exp_timeout)) |
547 |
client = rpc._RpcClientBase(resolver, NotImplemented,
|
548 |
_req_process_fn=http_proc) |
549 |
result = client._Call(cdef, nodes, [arg1, 300])
|
550 |
self.assertEqual(len(result), len(nodes)) |
551 |
self.assertTrue(compat.all(not res.fail_msg and |
552 |
res.payload == hex(exp_timeout)
|
553 |
for res in result.values())) |
554 |
|
555 |
def testArgumentEncoder(self): |
556 |
(AT1, AT2) = range(1, 3) |
557 |
|
558 |
resolver = rpc._StaticResolver([ |
559 |
"192.0.2.5",
|
560 |
"192.0.2.6",
|
561 |
]) |
562 |
|
563 |
nodes = [ |
564 |
"node5.example.com",
|
565 |
"node6.example.com",
|
566 |
] |
567 |
|
568 |
encoders = { |
569 |
AT1: lambda _, value: hex(value), |
570 |
AT2: lambda _, value: hash(value), |
571 |
} |
572 |
|
573 |
cdef = ("test_call", NotImplemented, None, constants.RPC_TMO_NORMAL, [ |
574 |
("arg0", None, NotImplemented), |
575 |
("arg1", AT1, NotImplemented), |
576 |
("arg1", AT2, NotImplemented), |
577 |
], None, None, NotImplemented) |
578 |
|
579 |
def _VerifyRequest(req): |
580 |
req.success = True
|
581 |
req.resp_status_code = http.HTTP_OK |
582 |
req.resp_body = serializer.DumpJson((True, req.post_data))
|
583 |
|
584 |
http_proc = _FakeRequestProcessor(_VerifyRequest) |
585 |
|
586 |
for num in [0, 3796, 9032119]: |
587 |
client = rpc._RpcClientBase(resolver, encoders.get, |
588 |
_req_process_fn=http_proc) |
589 |
result = client._Call(cdef, nodes, ["foo", num, "Hello%s" % num]) |
590 |
self.assertEqual(len(result), len(nodes)) |
591 |
for res in result.values(): |
592 |
self.assertFalse(res.fail_msg)
|
593 |
self.assertEqual(serializer.LoadJson(res.payload),
|
594 |
["foo", hex(num), hash("Hello%s" % num)]) |
595 |
|
596 |
def testPostProc(self): |
597 |
def _VerifyRequest(nums, req): |
598 |
req.success = True
|
599 |
req.resp_status_code = http.HTTP_OK |
600 |
req.resp_body = serializer.DumpJson((True, nums))
|
601 |
|
602 |
resolver = rpc._StaticResolver([ |
603 |
"192.0.2.90",
|
604 |
"192.0.2.95",
|
605 |
]) |
606 |
|
607 |
nodes = [ |
608 |
"node90.example.com",
|
609 |
"node95.example.com",
|
610 |
] |
611 |
|
612 |
def _PostProc(res): |
613 |
self.assertFalse(res.fail_msg)
|
614 |
res.payload = sum(res.payload)
|
615 |
return res
|
616 |
|
617 |
cdef = ("test_call", NotImplemented, None, constants.RPC_TMO_NORMAL, [], |
618 |
None, _PostProc, NotImplemented) |
619 |
|
620 |
# Seeded random generator
|
621 |
rnd = random.Random(20299)
|
622 |
|
623 |
for i in [0, 4, 74, 1391]: |
624 |
nums = [rnd.randint(0, 1000) for _ in range(i)] |
625 |
http_proc = _FakeRequestProcessor(compat.partial(_VerifyRequest, nums)) |
626 |
client = rpc._RpcClientBase(resolver, NotImplemented,
|
627 |
_req_process_fn=http_proc) |
628 |
result = client._Call(cdef, nodes, []) |
629 |
self.assertEqual(len(result), len(nodes)) |
630 |
for res in result.values(): |
631 |
self.assertFalse(res.fail_msg)
|
632 |
self.assertEqual(res.payload, sum(nums)) |
633 |
|
634 |
def testPreProc(self): |
635 |
def _VerifyRequest(req): |
636 |
req.success = True
|
637 |
req.resp_status_code = http.HTTP_OK |
638 |
req.resp_body = serializer.DumpJson((True, req.post_data))
|
639 |
|
640 |
resolver = rpc._StaticResolver([ |
641 |
"192.0.2.30",
|
642 |
"192.0.2.35",
|
643 |
]) |
644 |
|
645 |
nodes = [ |
646 |
"node30.example.com",
|
647 |
"node35.example.com",
|
648 |
] |
649 |
|
650 |
def _PreProc(node, data): |
651 |
self.assertEqual(len(data), 1) |
652 |
return data[0] + node |
653 |
|
654 |
cdef = ("test_call", NotImplemented, None, constants.RPC_TMO_NORMAL, [ |
655 |
("arg0", None, NotImplemented), |
656 |
], _PreProc, None, NotImplemented) |
657 |
|
658 |
http_proc = _FakeRequestProcessor(_VerifyRequest) |
659 |
client = rpc._RpcClientBase(resolver, NotImplemented,
|
660 |
_req_process_fn=http_proc) |
661 |
|
662 |
for prefix in ["foo", "bar", "baz"]: |
663 |
result = client._Call(cdef, nodes, [prefix]) |
664 |
self.assertEqual(len(result), len(nodes)) |
665 |
for (idx, (node, res)) in enumerate(result.items()): |
666 |
self.assertFalse(res.fail_msg)
|
667 |
self.assertEqual(serializer.LoadJson(res.payload), prefix + node)
|
668 |
|
669 |
def testResolverOptions(self): |
670 |
def _VerifyRequest(req): |
671 |
req.success = True
|
672 |
req.resp_status_code = http.HTTP_OK |
673 |
req.resp_body = serializer.DumpJson((True, req.post_data))
|
674 |
|
675 |
nodes = [ |
676 |
"node30.example.com",
|
677 |
"node35.example.com",
|
678 |
] |
679 |
|
680 |
def _Resolver(expected, hosts, options): |
681 |
self.assertEqual(hosts, nodes)
|
682 |
self.assertEqual(options, expected)
|
683 |
return zip(hosts, nodes, hosts) |
684 |
|
685 |
def _DynamicResolverOptions((arg0, )): |
686 |
return sum(arg0) |
687 |
|
688 |
tests = [ |
689 |
(None, None, None), |
690 |
(rpc_defs.ACCEPT_OFFLINE_NODE, None, rpc_defs.ACCEPT_OFFLINE_NODE),
|
691 |
(False, None, False), |
692 |
(True, None, True), |
693 |
(0, None, 0), |
694 |
(_DynamicResolverOptions, [1, 2, 3], 6), |
695 |
(_DynamicResolverOptions, range(4, 19), 165), |
696 |
] |
697 |
|
698 |
for (resolver_opts, arg0, expected) in tests: |
699 |
cdef = ("test_call", NotImplemented, resolver_opts, |
700 |
constants.RPC_TMO_NORMAL, [ |
701 |
("arg0", None, NotImplemented), |
702 |
], None, None, NotImplemented) |
703 |
|
704 |
http_proc = _FakeRequestProcessor(_VerifyRequest) |
705 |
|
706 |
client = rpc._RpcClientBase(compat.partial(_Resolver, expected), |
707 |
NotImplemented, _req_process_fn=http_proc)
|
708 |
result = client._Call(cdef, nodes, [arg0]) |
709 |
self.assertEqual(len(result), len(nodes)) |
710 |
for (idx, (node, res)) in enumerate(result.items()): |
711 |
self.assertFalse(res.fail_msg)
|
712 |
|
713 |
|
714 |
class _FakeConfigForRpcRunner: |
715 |
GetAllNodesInfo = NotImplemented
|
716 |
|
717 |
def __init__(self, cluster=NotImplemented): |
718 |
self._cluster = cluster
|
719 |
|
720 |
def GetNodeInfo(self, name): |
721 |
return objects.Node(name=name)
|
722 |
|
723 |
def GetMultiNodeInfo(self, names): |
724 |
return [(name, self.GetNodeInfo(name)) for name in names] |
725 |
|
726 |
def GetClusterInfo(self): |
727 |
return self._cluster |
728 |
|
729 |
def GetInstanceDiskParams(self, _): |
730 |
return constants.DISK_DT_DEFAULTS
|
731 |
|
732 |
|
733 |
class TestRpcRunner(unittest.TestCase): |
734 |
def testUploadFile(self): |
735 |
data = 1779 * "Hello World\n" |
736 |
|
737 |
tmpfile = tempfile.NamedTemporaryFile() |
738 |
tmpfile.write(data) |
739 |
tmpfile.flush() |
740 |
st = os.stat(tmpfile.name) |
741 |
|
742 |
nodes = [ |
743 |
"node1.example.com",
|
744 |
] |
745 |
|
746 |
def _VerifyRequest(req): |
747 |
(uldata, ) = serializer.LoadJson(req.post_data) |
748 |
self.assertEqual(len(uldata), 7) |
749 |
self.assertEqual(uldata[0], tmpfile.name) |
750 |
self.assertEqual(list(uldata[1]), list(rpc._Compress(nodes[0], data))) |
751 |
self.assertEqual(uldata[2], st.st_mode) |
752 |
self.assertEqual(uldata[3], "user%s" % os.getuid()) |
753 |
self.assertEqual(uldata[4], "group%s" % os.getgid()) |
754 |
self.assertTrue(uldata[5] is not None) |
755 |
self.assertEqual(uldata[6], st.st_mtime) |
756 |
|
757 |
req.success = True
|
758 |
req.resp_status_code = http.HTTP_OK |
759 |
req.resp_body = serializer.DumpJson((True, None)) |
760 |
|
761 |
http_proc = _FakeRequestProcessor(_VerifyRequest) |
762 |
|
763 |
std_runner = rpc.RpcRunner(_FakeConfigForRpcRunner(), None,
|
764 |
_req_process_fn=http_proc, |
765 |
_getents=mocks.FakeGetentResolver) |
766 |
|
767 |
cfg_runner = rpc.ConfigRunner(None, ["192.0.2.13"], |
768 |
_req_process_fn=http_proc, |
769 |
_getents=mocks.FakeGetentResolver) |
770 |
|
771 |
for runner in [std_runner, cfg_runner]: |
772 |
result = runner.call_upload_file(nodes, tmpfile.name) |
773 |
self.assertEqual(len(result), len(nodes)) |
774 |
for (idx, (node, res)) in enumerate(result.items()): |
775 |
self.assertFalse(res.fail_msg)
|
776 |
|
777 |
def testEncodeInstance(self): |
778 |
cluster = objects.Cluster(hvparams={ |
779 |
constants.HT_KVM: { |
780 |
constants.HV_BLOCKDEV_PREFIX: "foo",
|
781 |
}, |
782 |
}, |
783 |
beparams={ |
784 |
constants.PP_DEFAULT: { |
785 |
constants.BE_MAXMEM: 8192,
|
786 |
}, |
787 |
}, |
788 |
os_hvp={}, |
789 |
osparams={ |
790 |
"linux": {
|
791 |
"role": "unknown", |
792 |
}, |
793 |
}) |
794 |
cluster.UpgradeConfig() |
795 |
|
796 |
inst = objects.Instance(name="inst1.example.com",
|
797 |
hypervisor=constants.HT_FAKE, |
798 |
os="linux",
|
799 |
hvparams={ |
800 |
constants.HT_KVM: { |
801 |
constants.HV_BLOCKDEV_PREFIX: "bar",
|
802 |
constants.HV_ROOT_PATH: "/tmp",
|
803 |
}, |
804 |
}, |
805 |
beparams={ |
806 |
constants.BE_MINMEM: 128,
|
807 |
constants.BE_MAXMEM: 256,
|
808 |
}, |
809 |
nics=[ |
810 |
objects.NIC(nicparams={ |
811 |
constants.NIC_MODE: "mymode",
|
812 |
}), |
813 |
], |
814 |
disk_template=constants.DT_PLAIN, |
815 |
disks=[ |
816 |
objects.Disk(dev_type=constants.DT_PLAIN, size=4096,
|
817 |
logical_id=("vg", "disk6120")), |
818 |
objects.Disk(dev_type=constants.DT_PLAIN, size=1024,
|
819 |
logical_id=("vg", "disk8508")), |
820 |
]) |
821 |
inst.UpgradeConfig() |
822 |
|
823 |
cfg = _FakeConfigForRpcRunner(cluster=cluster) |
824 |
runner = rpc.RpcRunner(cfg, None,
|
825 |
_req_process_fn=NotImplemented,
|
826 |
_getents=mocks.FakeGetentResolver) |
827 |
|
828 |
def _CheckBasics(result): |
829 |
self.assertEqual(result["name"], "inst1.example.com") |
830 |
self.assertEqual(result["os"], "linux") |
831 |
self.assertEqual(result["beparams"][constants.BE_MINMEM], 128) |
832 |
self.assertEqual(len(result["hvparams"]), 1) |
833 |
self.assertEqual(len(result["nics"]), 1) |
834 |
self.assertEqual(result["nics"][0]["nicparams"][constants.NIC_MODE], |
835 |
"mymode")
|
836 |
|
837 |
# Generic object serialization
|
838 |
result = runner._encoder(NotImplemented, (rpc_defs.ED_OBJECT_DICT, inst))
|
839 |
_CheckBasics(result) |
840 |
|
841 |
result = runner._encoder(NotImplemented,
|
842 |
(rpc_defs.ED_OBJECT_DICT_LIST, 5 * [inst]))
|
843 |
map(_CheckBasics, result)
|
844 |
|
845 |
# Just an instance
|
846 |
result = runner._encoder(NotImplemented, (rpc_defs.ED_INST_DICT, inst))
|
847 |
_CheckBasics(result) |
848 |
self.assertEqual(result["beparams"][constants.BE_MAXMEM], 256) |
849 |
self.assertEqual(result["hvparams"][constants.HT_KVM], { |
850 |
constants.HV_BLOCKDEV_PREFIX: "bar",
|
851 |
constants.HV_ROOT_PATH: "/tmp",
|
852 |
}) |
853 |
self.assertEqual(result["osparams"], { |
854 |
"role": "unknown", |
855 |
}) |
856 |
|
857 |
# Instance with OS parameters
|
858 |
result = runner._encoder(NotImplemented,
|
859 |
(rpc_defs.ED_INST_DICT_OSP_DP, (inst, { |
860 |
"role": "webserver", |
861 |
"other": "field", |
862 |
}))) |
863 |
_CheckBasics(result) |
864 |
self.assertEqual(result["beparams"][constants.BE_MAXMEM], 256) |
865 |
self.assertEqual(result["hvparams"][constants.HT_KVM], { |
866 |
constants.HV_BLOCKDEV_PREFIX: "bar",
|
867 |
constants.HV_ROOT_PATH: "/tmp",
|
868 |
}) |
869 |
self.assertEqual(result["osparams"], { |
870 |
"role": "webserver", |
871 |
"other": "field", |
872 |
}) |
873 |
|
874 |
# Instance with hypervisor and backend parameters
|
875 |
result = runner._encoder(NotImplemented,
|
876 |
(rpc_defs.ED_INST_DICT_HVP_BEP_DP, (inst, { |
877 |
constants.HT_KVM: { |
878 |
constants.HV_BOOT_ORDER: "xyz",
|
879 |
}, |
880 |
}, { |
881 |
constants.BE_VCPUS: 100,
|
882 |
constants.BE_MAXMEM: 4096,
|
883 |
}))) |
884 |
_CheckBasics(result) |
885 |
self.assertEqual(result["beparams"][constants.BE_MAXMEM], 4096) |
886 |
self.assertEqual(result["beparams"][constants.BE_VCPUS], 100) |
887 |
self.assertEqual(result["hvparams"][constants.HT_KVM], { |
888 |
constants.HV_BOOT_ORDER: "xyz",
|
889 |
}) |
890 |
self.assertEqual(result["disks"], [{ |
891 |
"dev_type": constants.DT_PLAIN,
|
892 |
"dynamic_params": {},
|
893 |
"size": 4096, |
894 |
"logical_id": ("vg", "disk6120"), |
895 |
"params": constants.DISK_DT_DEFAULTS[inst.disk_template],
|
896 |
}, { |
897 |
"dev_type": constants.DT_PLAIN,
|
898 |
"dynamic_params": {},
|
899 |
"size": 1024, |
900 |
"logical_id": ("vg", "disk8508"), |
901 |
"params": constants.DISK_DT_DEFAULTS[inst.disk_template],
|
902 |
}]) |
903 |
|
904 |
self.assertTrue(compat.all(disk.params == {} for disk in inst.disks), |
905 |
msg="Configuration objects were modified")
|
906 |
|
907 |
|
908 |
class TestLegacyNodeInfo(unittest.TestCase): |
909 |
KEY_BOOT = "bootid"
|
910 |
KEY_NAME = "name"
|
911 |
KEY_STORAGE_FREE = "storage_free"
|
912 |
KEY_STORAGE_TOTAL = "storage_size"
|
913 |
KEY_CPU_COUNT = "cpu_count"
|
914 |
KEY_SPINDLES_FREE = "spindles_free"
|
915 |
KEY_SPINDLES_TOTAL = "spindles_total"
|
916 |
KEY_STORAGE_TYPE = "type" # key for storage type |
917 |
VAL_BOOT = 0
|
918 |
VAL_VG_NAME = "xy"
|
919 |
VAL_VG_FREE = 11
|
920 |
VAL_VG_TOTAL = 12
|
921 |
VAL_VG_TYPE = "lvm-vg"
|
922 |
VAL_CPU_COUNT = 2
|
923 |
VAL_PV_NAME = "ab"
|
924 |
VAL_PV_FREE = 31
|
925 |
VAL_PV_TOTAL = 32
|
926 |
VAL_PV_TYPE = "lvm-pv"
|
927 |
DICT_VG = { |
928 |
KEY_NAME: VAL_VG_NAME, |
929 |
KEY_STORAGE_FREE: VAL_VG_FREE, |
930 |
KEY_STORAGE_TOTAL: VAL_VG_TOTAL, |
931 |
KEY_STORAGE_TYPE: VAL_VG_TYPE, |
932 |
} |
933 |
DICT_HV = {KEY_CPU_COUNT: VAL_CPU_COUNT} |
934 |
DICT_SP = { |
935 |
KEY_STORAGE_TYPE: VAL_PV_TYPE, |
936 |
KEY_NAME: VAL_PV_NAME, |
937 |
KEY_STORAGE_FREE: VAL_PV_FREE, |
938 |
KEY_STORAGE_TOTAL: VAL_PV_TOTAL, |
939 |
} |
940 |
STD_LST = [VAL_BOOT, [DICT_VG, DICT_SP], [DICT_HV]] |
941 |
STD_DICT = { |
942 |
KEY_BOOT: VAL_BOOT, |
943 |
KEY_NAME: VAL_VG_NAME, |
944 |
KEY_STORAGE_FREE: VAL_VG_FREE, |
945 |
KEY_STORAGE_TOTAL: VAL_VG_TOTAL, |
946 |
KEY_CPU_COUNT: VAL_CPU_COUNT, |
947 |
} |
948 |
|
949 |
def testStandard(self): |
950 |
result = rpc.MakeLegacyNodeInfo(self.STD_LST)
|
951 |
self.assertEqual(result, self.STD_DICT) |
952 |
|
953 |
def testSpindlesRequired(self): |
954 |
my_lst = [self.VAL_BOOT, [], [self.DICT_HV]] |
955 |
self.assertRaises(errors.OpExecError, rpc.MakeLegacyNodeInfo, my_lst,
|
956 |
require_spindles=True)
|
957 |
|
958 |
def testNoSpindlesRequired(self): |
959 |
my_lst = [self.VAL_BOOT, [], [self.DICT_HV]] |
960 |
result = rpc.MakeLegacyNodeInfo(my_lst, require_spindles = False)
|
961 |
self.assertEqual(result, {self.KEY_BOOT: self.VAL_BOOT, |
962 |
self.KEY_CPU_COUNT: self.VAL_CPU_COUNT}) |
963 |
result = rpc.MakeLegacyNodeInfo(self.STD_LST, require_spindles = False) |
964 |
self.assertEqual(result, self.STD_DICT) |
965 |
|
966 |
|
967 |
class TestAddDefaultStorageInfoToLegacyNodeInfo(unittest.TestCase): |
968 |
|
969 |
def setUp(self): |
970 |
self.free_storage_file = 23 |
971 |
self.total_storage_file = 42 |
972 |
self.free_storage_lvm = 69 |
973 |
self.total_storage_lvm = 666 |
974 |
self.node_info = [{"name": "myfile", |
975 |
"type": constants.ST_FILE,
|
976 |
"storage_free": self.free_storage_file, |
977 |
"storage_size": self.total_storage_file}, |
978 |
{"name": "myvg", |
979 |
"type": constants.ST_LVM_VG,
|
980 |
"storage_free": self.free_storage_lvm, |
981 |
"storage_size": self.total_storage_lvm}, |
982 |
{"name": "myspindle", |
983 |
"type": constants.ST_LVM_PV,
|
984 |
"storage_free": 33, |
985 |
"storage_size": 44}] |
986 |
|
987 |
def testAddDefaultStorageInfoToLegacyNodeInfo(self): |
988 |
result = {} |
989 |
rpc._AddDefaultStorageInfoToLegacyNodeInfo(result, self.node_info)
|
990 |
self.assertEqual(self.free_storage_file, result["storage_free"]) |
991 |
self.assertEqual(self.total_storage_file, result["storage_size"]) |
992 |
|
993 |
def testAddDefaultStorageInfoToLegacyNodeInfoNoDefaults(self): |
994 |
result = {} |
995 |
rpc._AddDefaultStorageInfoToLegacyNodeInfo(result, self.node_info[-1:]) |
996 |
self.assertFalse("storage_free" in result) |
997 |
self.assertFalse("storage_size" in result) |
998 |
|
999 |
|
1000 |
if __name__ == "__main__": |
1001 |
testutils.GanetiTestProgram() |