root / test / ganeti.rpc_unittest.py @ 1a2eb2dc
History | View | Annotate | Download (31.1 kB)
| 1 |
#!/usr/bin/python
|
|---|---|
| 2 |
#
|
| 3 |
|
| 4 |
# Copyright (C) 2010, 2011, 2012 Google Inc.
|
| 5 |
#
|
| 6 |
# This program is free software; you can redistribute it and/or modify
|
| 7 |
# it under the terms of the GNU General Public License as published by
|
| 8 |
# the Free Software Foundation; either version 2 of the License, or
|
| 9 |
# (at your option) any later version.
|
| 10 |
#
|
| 11 |
# This program is distributed in the hope that it will be useful, but
|
| 12 |
# WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 13 |
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
| 14 |
# General Public License for more details.
|
| 15 |
#
|
| 16 |
# You should have received a copy of the GNU General Public License
|
| 17 |
# along with this program; if not, write to the Free Software
|
| 18 |
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
| 19 |
# 02110-1301, USA.
|
| 20 |
|
| 21 |
|
| 22 |
"""Script for testing ganeti.rpc"""
|
| 23 |
|
| 24 |
import os |
| 25 |
import sys |
| 26 |
import unittest |
| 27 |
import random |
| 28 |
import tempfile |
| 29 |
|
| 30 |
from ganeti import constants |
| 31 |
from ganeti import compat |
| 32 |
from ganeti import rpc |
| 33 |
from ganeti import rpc_defs |
| 34 |
from ganeti import http |
| 35 |
from ganeti import errors |
| 36 |
from ganeti import serializer |
| 37 |
from ganeti import objects |
| 38 |
from ganeti import backend |
| 39 |
|
| 40 |
import testutils |
| 41 |
import mocks |
| 42 |
|
| 43 |
|
| 44 |
class _FakeRequestProcessor: |
| 45 |
def __init__(self, response_fn): |
| 46 |
self._response_fn = response_fn
|
| 47 |
self.reqcount = 0 |
| 48 |
|
| 49 |
def __call__(self, reqs, lock_monitor_cb=None): |
| 50 |
assert lock_monitor_cb is None or callable(lock_monitor_cb) |
| 51 |
for req in reqs: |
| 52 |
self.reqcount += 1 |
| 53 |
self._response_fn(req)
|
| 54 |
|
| 55 |
|
| 56 |
def GetFakeSimpleStoreClass(fn): |
| 57 |
class FakeSimpleStore: |
| 58 |
GetNodePrimaryIPList = fn |
| 59 |
GetPrimaryIPFamily = lambda _: None |
| 60 |
|
| 61 |
return FakeSimpleStore
|
| 62 |
|
| 63 |
|
| 64 |
def _RaiseNotImplemented(): |
| 65 |
"""Simple wrapper to raise NotImplementedError.
|
| 66 |
|
| 67 |
"""
|
| 68 |
raise NotImplementedError |
| 69 |
|
| 70 |
|
| 71 |
class TestRpcProcessor(unittest.TestCase): |
| 72 |
def _FakeAddressLookup(self, map): |
| 73 |
return lambda node_list: [map.get(node) for node in node_list] |
| 74 |
|
| 75 |
def _GetVersionResponse(self, req): |
| 76 |
self.assertEqual(req.host, "127.0.0.1") |
| 77 |
self.assertEqual(req.port, 24094) |
| 78 |
self.assertEqual(req.path, "/version") |
| 79 |
self.assertEqual(req.read_timeout, constants.RPC_TMO_URGENT)
|
| 80 |
req.success = True
|
| 81 |
req.resp_status_code = http.HTTP_OK |
| 82 |
req.resp_body = serializer.DumpJson((True, 123)) |
| 83 |
|
| 84 |
def testVersionSuccess(self): |
| 85 |
resolver = rpc._StaticResolver(["127.0.0.1"])
|
| 86 |
http_proc = _FakeRequestProcessor(self._GetVersionResponse)
|
| 87 |
proc = rpc._RpcProcessor(resolver, 24094)
|
| 88 |
result = proc(["localhost"], "version", {"localhost": ""}, 60, |
| 89 |
NotImplemented, _req_process_fn=http_proc)
|
| 90 |
self.assertEqual(result.keys(), ["localhost"]) |
| 91 |
lhresp = result["localhost"]
|
| 92 |
self.assertFalse(lhresp.offline)
|
| 93 |
self.assertEqual(lhresp.node, "localhost") |
| 94 |
self.assertFalse(lhresp.fail_msg)
|
| 95 |
self.assertEqual(lhresp.payload, 123) |
| 96 |
self.assertEqual(lhresp.call, "version") |
| 97 |
lhresp.Raise("should not raise")
|
| 98 |
self.assertEqual(http_proc.reqcount, 1) |
| 99 |
|
| 100 |
def _ReadTimeoutResponse(self, req): |
| 101 |
self.assertEqual(req.host, "192.0.2.13") |
| 102 |
self.assertEqual(req.port, 19176) |
| 103 |
self.assertEqual(req.path, "/version") |
| 104 |
self.assertEqual(req.read_timeout, 12356) |
| 105 |
req.success = True
|
| 106 |
req.resp_status_code = http.HTTP_OK |
| 107 |
req.resp_body = serializer.DumpJson((True, -1)) |
| 108 |
|
| 109 |
def testReadTimeout(self): |
| 110 |
resolver = rpc._StaticResolver(["192.0.2.13"])
|
| 111 |
http_proc = _FakeRequestProcessor(self._ReadTimeoutResponse)
|
| 112 |
proc = rpc._RpcProcessor(resolver, 19176)
|
| 113 |
host = "node31856"
|
| 114 |
body = {host: ""}
|
| 115 |
result = proc([host], "version", body, 12356, NotImplemented, |
| 116 |
_req_process_fn=http_proc) |
| 117 |
self.assertEqual(result.keys(), [host])
|
| 118 |
lhresp = result[host] |
| 119 |
self.assertFalse(lhresp.offline)
|
| 120 |
self.assertEqual(lhresp.node, host)
|
| 121 |
self.assertFalse(lhresp.fail_msg)
|
| 122 |
self.assertEqual(lhresp.payload, -1) |
| 123 |
self.assertEqual(lhresp.call, "version") |
| 124 |
lhresp.Raise("should not raise")
|
| 125 |
self.assertEqual(http_proc.reqcount, 1) |
| 126 |
|
| 127 |
def testOfflineNode(self): |
| 128 |
resolver = rpc._StaticResolver([rpc._OFFLINE]) |
| 129 |
http_proc = _FakeRequestProcessor(NotImplemented)
|
| 130 |
proc = rpc._RpcProcessor(resolver, 30668)
|
| 131 |
host = "n17296"
|
| 132 |
body = {host: ""}
|
| 133 |
result = proc([host], "version", body, 60, NotImplemented, |
| 134 |
_req_process_fn=http_proc) |
| 135 |
self.assertEqual(result.keys(), [host])
|
| 136 |
lhresp = result[host] |
| 137 |
self.assertTrue(lhresp.offline)
|
| 138 |
self.assertEqual(lhresp.node, host)
|
| 139 |
self.assertTrue(lhresp.fail_msg)
|
| 140 |
self.assertFalse(lhresp.payload)
|
| 141 |
self.assertEqual(lhresp.call, "version") |
| 142 |
|
| 143 |
# With a message
|
| 144 |
self.assertRaises(errors.OpExecError, lhresp.Raise, "should raise") |
| 145 |
|
| 146 |
# No message
|
| 147 |
self.assertRaises(errors.OpExecError, lhresp.Raise, None) |
| 148 |
|
| 149 |
self.assertEqual(http_proc.reqcount, 0) |
| 150 |
|
| 151 |
def _GetMultiVersionResponse(self, req): |
| 152 |
self.assert_(req.host.startswith("node")) |
| 153 |
self.assertEqual(req.port, 23245) |
| 154 |
self.assertEqual(req.path, "/version") |
| 155 |
req.success = True
|
| 156 |
req.resp_status_code = http.HTTP_OK |
| 157 |
req.resp_body = serializer.DumpJson((True, 987)) |
| 158 |
|
| 159 |
def testMultiVersionSuccess(self): |
| 160 |
nodes = ["node%s" % i for i in range(50)] |
| 161 |
body = dict((n, "") for n in nodes) |
| 162 |
resolver = rpc._StaticResolver(nodes) |
| 163 |
http_proc = _FakeRequestProcessor(self._GetMultiVersionResponse)
|
| 164 |
proc = rpc._RpcProcessor(resolver, 23245)
|
| 165 |
result = proc(nodes, "version", body, 60, NotImplemented, |
| 166 |
_req_process_fn=http_proc) |
| 167 |
self.assertEqual(sorted(result.keys()), sorted(nodes)) |
| 168 |
|
| 169 |
for name in nodes: |
| 170 |
lhresp = result[name] |
| 171 |
self.assertFalse(lhresp.offline)
|
| 172 |
self.assertEqual(lhresp.node, name)
|
| 173 |
self.assertFalse(lhresp.fail_msg)
|
| 174 |
self.assertEqual(lhresp.payload, 987) |
| 175 |
self.assertEqual(lhresp.call, "version") |
| 176 |
lhresp.Raise("should not raise")
|
| 177 |
|
| 178 |
self.assertEqual(http_proc.reqcount, len(nodes)) |
| 179 |
|
| 180 |
def _GetVersionResponseFail(self, errinfo, req): |
| 181 |
self.assertEqual(req.path, "/version") |
| 182 |
req.success = True
|
| 183 |
req.resp_status_code = http.HTTP_OK |
| 184 |
req.resp_body = serializer.DumpJson((False, errinfo))
|
| 185 |
|
| 186 |
def testVersionFailure(self): |
| 187 |
resolver = rpc._StaticResolver(["aef9ur4i.example.com"])
|
| 188 |
proc = rpc._RpcProcessor(resolver, 5903)
|
| 189 |
for errinfo in [None, "Unknown error"]: |
| 190 |
http_proc = \ |
| 191 |
_FakeRequestProcessor(compat.partial(self._GetVersionResponseFail,
|
| 192 |
errinfo)) |
| 193 |
host = "aef9ur4i.example.com"
|
| 194 |
body = {host: ""}
|
| 195 |
result = proc(body.keys(), "version", body, 60, NotImplemented, |
| 196 |
_req_process_fn=http_proc) |
| 197 |
self.assertEqual(result.keys(), [host])
|
| 198 |
lhresp = result[host] |
| 199 |
self.assertFalse(lhresp.offline)
|
| 200 |
self.assertEqual(lhresp.node, host)
|
| 201 |
self.assert_(lhresp.fail_msg)
|
| 202 |
self.assertFalse(lhresp.payload)
|
| 203 |
self.assertEqual(lhresp.call, "version") |
| 204 |
self.assertRaises(errors.OpExecError, lhresp.Raise, "failed") |
| 205 |
self.assertEqual(http_proc.reqcount, 1) |
| 206 |
|
| 207 |
def _GetHttpErrorResponse(self, httperrnodes, failnodes, req): |
| 208 |
self.assertEqual(req.path, "/vg_list") |
| 209 |
self.assertEqual(req.port, 15165) |
| 210 |
|
| 211 |
if req.host in httperrnodes: |
| 212 |
req.success = False
|
| 213 |
req.error = "Node set up for HTTP errors"
|
| 214 |
|
| 215 |
elif req.host in failnodes: |
| 216 |
req.success = True
|
| 217 |
req.resp_status_code = 404
|
| 218 |
req.resp_body = serializer.DumpJson({
|
| 219 |
"code": 404, |
| 220 |
"message": "Method not found", |
| 221 |
"explain": "Explanation goes here", |
| 222 |
}) |
| 223 |
else:
|
| 224 |
req.success = True
|
| 225 |
req.resp_status_code = http.HTTP_OK |
| 226 |
req.resp_body = serializer.DumpJson((True, hash(req.host))) |
| 227 |
|
| 228 |
def testHttpError(self): |
| 229 |
nodes = ["uaf6pbbv%s" % i for i in range(50)] |
| 230 |
body = dict((n, "") for n in nodes) |
| 231 |
resolver = rpc._StaticResolver(nodes) |
| 232 |
|
| 233 |
httperrnodes = set(nodes[1::7]) |
| 234 |
self.assertEqual(len(httperrnodes), 7) |
| 235 |
|
| 236 |
failnodes = set(nodes[2::3]) - httperrnodes |
| 237 |
self.assertEqual(len(failnodes), 14) |
| 238 |
|
| 239 |
self.assertEqual(len(set(nodes) - failnodes - httperrnodes), 29) |
| 240 |
|
| 241 |
proc = rpc._RpcProcessor(resolver, 15165)
|
| 242 |
http_proc = \ |
| 243 |
_FakeRequestProcessor(compat.partial(self._GetHttpErrorResponse,
|
| 244 |
httperrnodes, failnodes)) |
| 245 |
result = proc(nodes, "vg_list", body,
|
| 246 |
constants.RPC_TMO_URGENT, NotImplemented,
|
| 247 |
_req_process_fn=http_proc) |
| 248 |
self.assertEqual(sorted(result.keys()), sorted(nodes)) |
| 249 |
|
| 250 |
for name in nodes: |
| 251 |
lhresp = result[name] |
| 252 |
self.assertFalse(lhresp.offline)
|
| 253 |
self.assertEqual(lhresp.node, name)
|
| 254 |
self.assertEqual(lhresp.call, "vg_list") |
| 255 |
|
| 256 |
if name in httperrnodes: |
| 257 |
self.assert_(lhresp.fail_msg)
|
| 258 |
self.assertRaises(errors.OpExecError, lhresp.Raise, "failed") |
| 259 |
elif name in failnodes: |
| 260 |
self.assert_(lhresp.fail_msg)
|
| 261 |
self.assertRaises(errors.OpPrereqError, lhresp.Raise, "failed", |
| 262 |
prereq=True, ecode=errors.ECODE_INVAL)
|
| 263 |
else:
|
| 264 |
self.assertFalse(lhresp.fail_msg)
|
| 265 |
self.assertEqual(lhresp.payload, hash(name)) |
| 266 |
lhresp.Raise("should not raise")
|
| 267 |
|
| 268 |
self.assertEqual(http_proc.reqcount, len(nodes)) |
| 269 |
|
| 270 |
def _GetInvalidResponseA(self, req): |
| 271 |
self.assertEqual(req.path, "/version") |
| 272 |
req.success = True
|
| 273 |
req.resp_status_code = http.HTTP_OK |
| 274 |
req.resp_body = serializer.DumpJson(("This", "is", "an", "invalid", |
| 275 |
"response", "!", 1, 2, 3)) |
| 276 |
|
| 277 |
def _GetInvalidResponseB(self, req): |
| 278 |
self.assertEqual(req.path, "/version") |
| 279 |
req.success = True
|
| 280 |
req.resp_status_code = http.HTTP_OK |
| 281 |
req.resp_body = serializer.DumpJson("invalid response")
|
| 282 |
|
| 283 |
def testInvalidResponse(self): |
| 284 |
resolver = rpc._StaticResolver(["oqo7lanhly.example.com"])
|
| 285 |
proc = rpc._RpcProcessor(resolver, 19978)
|
| 286 |
|
| 287 |
for fn in [self._GetInvalidResponseA, self._GetInvalidResponseB]: |
| 288 |
http_proc = _FakeRequestProcessor(fn) |
| 289 |
host = "oqo7lanhly.example.com"
|
| 290 |
body = {host: ""}
|
| 291 |
result = proc([host], "version", body, 60, NotImplemented, |
| 292 |
_req_process_fn=http_proc) |
| 293 |
self.assertEqual(result.keys(), [host])
|
| 294 |
lhresp = result[host] |
| 295 |
self.assertFalse(lhresp.offline)
|
| 296 |
self.assertEqual(lhresp.node, host)
|
| 297 |
self.assert_(lhresp.fail_msg)
|
| 298 |
self.assertFalse(lhresp.payload)
|
| 299 |
self.assertEqual(lhresp.call, "version") |
| 300 |
self.assertRaises(errors.OpExecError, lhresp.Raise, "failed") |
| 301 |
self.assertEqual(http_proc.reqcount, 1) |
| 302 |
|
| 303 |
def _GetBodyTestResponse(self, test_data, req): |
| 304 |
self.assertEqual(req.host, "192.0.2.84") |
| 305 |
self.assertEqual(req.port, 18700) |
| 306 |
self.assertEqual(req.path, "/upload_file") |
| 307 |
self.assertEqual(serializer.LoadJson(req.post_data), test_data)
|
| 308 |
req.success = True
|
| 309 |
req.resp_status_code = http.HTTP_OK |
| 310 |
req.resp_body = serializer.DumpJson((True, None)) |
| 311 |
|
| 312 |
def testResponseBody(self): |
| 313 |
test_data = {
|
| 314 |
"Hello": "World", |
| 315 |
"xyz": range(10), |
| 316 |
} |
| 317 |
resolver = rpc._StaticResolver(["192.0.2.84"])
|
| 318 |
http_proc = _FakeRequestProcessor(compat.partial(self._GetBodyTestResponse,
|
| 319 |
test_data)) |
| 320 |
proc = rpc._RpcProcessor(resolver, 18700)
|
| 321 |
host = "node19759"
|
| 322 |
body = {host: serializer.DumpJson(test_data)}
|
| 323 |
result = proc([host], "upload_file", body, 30, NotImplemented, |
| 324 |
_req_process_fn=http_proc) |
| 325 |
self.assertEqual(result.keys(), [host])
|
| 326 |
lhresp = result[host] |
| 327 |
self.assertFalse(lhresp.offline)
|
| 328 |
self.assertEqual(lhresp.node, host)
|
| 329 |
self.assertFalse(lhresp.fail_msg)
|
| 330 |
self.assertEqual(lhresp.payload, None) |
| 331 |
self.assertEqual(lhresp.call, "upload_file") |
| 332 |
lhresp.Raise("should not raise")
|
| 333 |
self.assertEqual(http_proc.reqcount, 1) |
| 334 |
|
| 335 |
|
| 336 |
class TestSsconfResolver(unittest.TestCase): |
| 337 |
def testSsconfLookup(self): |
| 338 |
addr_list = ["192.0.2.%d" % n for n in range(0, 255, 13)] |
| 339 |
node_list = ["node%d.example.com" % n for n in range(0, 255, 13)] |
| 340 |
node_addr_list = [" ".join(t) for t in zip(node_list, addr_list)] |
| 341 |
ssc = GetFakeSimpleStoreClass(lambda _: node_addr_list)
|
| 342 |
result = rpc._SsconfResolver(True, node_list, NotImplemented, |
| 343 |
ssc=ssc, nslookup_fn=NotImplemented)
|
| 344 |
self.assertEqual(result, zip(node_list, addr_list)) |
| 345 |
|
| 346 |
def testNsLookup(self): |
| 347 |
addr_list = ["192.0.2.%d" % n for n in range(0, 255, 13)] |
| 348 |
node_list = ["node%d.example.com" % n for n in range(0, 255, 13)] |
| 349 |
ssc = GetFakeSimpleStoreClass(lambda _: [])
|
| 350 |
node_addr_map = dict(zip(node_list, addr_list)) |
| 351 |
nslookup_fn = lambda name, family=None: node_addr_map.get(name) |
| 352 |
result = rpc._SsconfResolver(True, node_list, NotImplemented, |
| 353 |
ssc=ssc, nslookup_fn=nslookup_fn) |
| 354 |
self.assertEqual(result, zip(node_list, addr_list)) |
| 355 |
|
| 356 |
def testDisabledSsconfIp(self): |
| 357 |
addr_list = ["192.0.2.%d" % n for n in range(0, 255, 13)] |
| 358 |
node_list = ["node%d.example.com" % n for n in range(0, 255, 13)] |
| 359 |
ssc = GetFakeSimpleStoreClass(_RaiseNotImplemented) |
| 360 |
node_addr_map = dict(zip(node_list, addr_list)) |
| 361 |
nslookup_fn = lambda name, family=None: node_addr_map.get(name) |
| 362 |
result = rpc._SsconfResolver(False, node_list, NotImplemented, |
| 363 |
ssc=ssc, nslookup_fn=nslookup_fn) |
| 364 |
self.assertEqual(result, zip(node_list, addr_list)) |
| 365 |
|
| 366 |
def testBothLookups(self): |
| 367 |
addr_list = ["192.0.2.%d" % n for n in range(0, 255, 13)] |
| 368 |
node_list = ["node%d.example.com" % n for n in range(0, 255, 13)] |
| 369 |
n = len(addr_list) / 2 |
| 370 |
node_addr_list = [" ".join(t) for t in zip(node_list[n:], addr_list[n:])] |
| 371 |
ssc = GetFakeSimpleStoreClass(lambda _: node_addr_list)
|
| 372 |
node_addr_map = dict(zip(node_list[:n], addr_list[:n])) |
| 373 |
nslookup_fn = lambda name, family=None: node_addr_map.get(name) |
| 374 |
result = rpc._SsconfResolver(True, node_list, NotImplemented, |
| 375 |
ssc=ssc, nslookup_fn=nslookup_fn) |
| 376 |
self.assertEqual(result, zip(node_list, addr_list)) |
| 377 |
|
| 378 |
def testAddressLookupIPv6(self): |
| 379 |
addr_list = ["2001:db8::%d" % n for n in range(0, 255, 11)] |
| 380 |
node_list = ["node%d.example.com" % n for n in range(0, 255, 11)] |
| 381 |
node_addr_list = [" ".join(t) for t in zip(node_list, addr_list)] |
| 382 |
ssc = GetFakeSimpleStoreClass(lambda _: node_addr_list)
|
| 383 |
result = rpc._SsconfResolver(True, node_list, NotImplemented, |
| 384 |
ssc=ssc, nslookup_fn=NotImplemented)
|
| 385 |
self.assertEqual(result, zip(node_list, addr_list)) |
| 386 |
|
| 387 |
|
| 388 |
class TestStaticResolver(unittest.TestCase): |
| 389 |
def test(self): |
| 390 |
addresses = ["192.0.2.%d" % n for n in range(0, 123, 7)] |
| 391 |
nodes = ["node%s.example.com" % n for n in range(0, 123, 7)] |
| 392 |
res = rpc._StaticResolver(addresses) |
| 393 |
self.assertEqual(res(nodes, NotImplemented), zip(nodes, addresses)) |
| 394 |
|
| 395 |
def testWrongLength(self): |
| 396 |
res = rpc._StaticResolver([]) |
| 397 |
self.assertRaises(AssertionError, res, ["abc"], NotImplemented) |
| 398 |
|
| 399 |
|
| 400 |
class TestNodeConfigResolver(unittest.TestCase): |
| 401 |
@staticmethod
|
| 402 |
def _GetSingleOnlineNode(name): |
| 403 |
assert name == "node90.example.com" |
| 404 |
return objects.Node(name=name, offline=False, primary_ip="192.0.2.90") |
| 405 |
|
| 406 |
@staticmethod
|
| 407 |
def _GetSingleOfflineNode(name): |
| 408 |
assert name == "node100.example.com" |
| 409 |
return objects.Node(name=name, offline=True, primary_ip="192.0.2.100") |
| 410 |
|
| 411 |
def testSingleOnline(self): |
| 412 |
self.assertEqual(rpc._NodeConfigResolver(self._GetSingleOnlineNode, |
| 413 |
NotImplemented,
|
| 414 |
["node90.example.com"], None), |
| 415 |
[("node90.example.com", "192.0.2.90")]) |
| 416 |
|
| 417 |
def testSingleOffline(self): |
| 418 |
self.assertEqual(rpc._NodeConfigResolver(self._GetSingleOfflineNode, |
| 419 |
NotImplemented,
|
| 420 |
["node100.example.com"], None), |
| 421 |
[("node100.example.com", rpc._OFFLINE)])
|
| 422 |
|
| 423 |
def testSingleOfflineWithAcceptOffline(self): |
| 424 |
fn = self._GetSingleOfflineNode
|
| 425 |
assert fn("node100.example.com").offline |
| 426 |
self.assertEqual(rpc._NodeConfigResolver(fn, NotImplemented, |
| 427 |
["node100.example.com"],
|
| 428 |
rpc_defs.ACCEPT_OFFLINE_NODE), |
| 429 |
[("node100.example.com", "192.0.2.100")]) |
| 430 |
for i in [False, True, "", "Hello", 0, 1]: |
| 431 |
self.assertRaises(AssertionError, rpc._NodeConfigResolver, |
| 432 |
fn, NotImplemented, ["node100.example.com"], i) |
| 433 |
|
| 434 |
def testUnknownSingleNode(self): |
| 435 |
self.assertEqual(rpc._NodeConfigResolver(lambda _: None, NotImplemented, |
| 436 |
["node110.example.com"], None), |
| 437 |
[("node110.example.com", "node110.example.com")]) |
| 438 |
|
| 439 |
def testMultiEmpty(self): |
| 440 |
self.assertEqual(rpc._NodeConfigResolver(NotImplemented, |
| 441 |
lambda: {},
|
| 442 |
[], None),
|
| 443 |
[]) |
| 444 |
|
| 445 |
def testMultiSomeOffline(self): |
| 446 |
nodes = dict(("node%s.example.com" % i, |
| 447 |
objects.Node(name="node%s.example.com" % i,
|
| 448 |
offline=((i % 3) == 0), |
| 449 |
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 |
if __name__ == "__main__": |
| 893 |
testutils.GanetiTestProgram() |