137ce63ebSStefan Hajnoczi#!/usr/bin/env python 237ce63ebSStefan Hajnoczi# 337ce63ebSStefan Hajnoczi# Tests for image streaming. 437ce63ebSStefan Hajnoczi# 537ce63ebSStefan Hajnoczi# Copyright (C) 2012 IBM Corp. 637ce63ebSStefan Hajnoczi# 737ce63ebSStefan Hajnoczi# This program is free software; you can redistribute it and/or modify 837ce63ebSStefan Hajnoczi# it under the terms of the GNU General Public License as published by 937ce63ebSStefan Hajnoczi# the Free Software Foundation; either version 2 of the License, or 1037ce63ebSStefan Hajnoczi# (at your option) any later version. 1137ce63ebSStefan Hajnoczi# 1237ce63ebSStefan Hajnoczi# This program is distributed in the hope that it will be useful, 1337ce63ebSStefan Hajnoczi# but WITHOUT ANY WARRANTY; without even the implied warranty of 1437ce63ebSStefan Hajnoczi# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 1537ce63ebSStefan Hajnoczi# GNU General Public License for more details. 1637ce63ebSStefan Hajnoczi# 1737ce63ebSStefan Hajnoczi# You should have received a copy of the GNU General Public License 1837ce63ebSStefan Hajnoczi# along with this program. If not, see <http://www.gnu.org/licenses/>. 1937ce63ebSStefan Hajnoczi# 2037ce63ebSStefan Hajnoczi 210c817347SPaolo Bonziniimport time 2237ce63ebSStefan Hajnocziimport os 2337ce63ebSStefan Hajnocziimport iotests 2437ce63ebSStefan Hajnoczifrom iotests import qemu_img, qemu_io 25ab68cdfaSPaolo Bonziniimport struct 2637ce63ebSStefan Hajnoczi 2737ce63ebSStefan Hajnoczibacking_img = os.path.join(iotests.test_dir, 'backing.img') 286e343609SPaolo Bonzinimid_img = os.path.join(iotests.test_dir, 'mid.img') 2937ce63ebSStefan Hajnoczitest_img = os.path.join(iotests.test_dir, 'test.img') 3037ce63ebSStefan Hajnoczi 3137ce63ebSStefan Hajnocziclass ImageStreamingTestCase(iotests.QMPTestCase): 3237ce63ebSStefan Hajnoczi '''Abstract base class for image streaming test cases''' 3337ce63ebSStefan Hajnoczi 34e425306aSStefan Hajnoczi def cancel_and_wait(self, drive='drive0'): 35e425306aSStefan Hajnoczi '''Cancel a block job and wait for it to finish''' 36e425306aSStefan Hajnoczi result = self.vm.qmp('block-job-cancel', device=drive) 37e425306aSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 38e425306aSStefan Hajnoczi 39e425306aSStefan Hajnoczi cancelled = False 40e425306aSStefan Hajnoczi while not cancelled: 41e425306aSStefan Hajnoczi for event in self.vm.get_qmp_events(wait=True): 42e425306aSStefan Hajnoczi if event['event'] == 'BLOCK_JOB_CANCELLED': 43e425306aSStefan Hajnoczi self.assert_qmp(event, 'data/type', 'stream') 44e425306aSStefan Hajnoczi self.assert_qmp(event, 'data/device', drive) 45e425306aSStefan Hajnoczi cancelled = True 46e425306aSStefan Hajnoczi 47*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 48e425306aSStefan Hajnoczi 49ab68cdfaSPaolo Bonzini def create_image(self, name, size): 50ab68cdfaSPaolo Bonzini file = open(name, 'w') 51ab68cdfaSPaolo Bonzini i = 0 52ab68cdfaSPaolo Bonzini while i < size: 53ab68cdfaSPaolo Bonzini sector = struct.pack('>l504xl', i / 512, i / 512) 54ab68cdfaSPaolo Bonzini file.write(sector) 55ab68cdfaSPaolo Bonzini i = i + 512 56ab68cdfaSPaolo Bonzini file.close() 57ab68cdfaSPaolo Bonzini 58ab68cdfaSPaolo Bonzini 5937ce63ebSStefan Hajnocziclass TestSingleDrive(ImageStreamingTestCase): 6037ce63ebSStefan Hajnoczi image_len = 1 * 1024 * 1024 # MB 6137ce63ebSStefan Hajnoczi 6237ce63ebSStefan Hajnoczi def setUp(self): 63ab68cdfaSPaolo Bonzini self.create_image(backing_img, TestSingleDrive.image_len) 646e343609SPaolo Bonzini qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, mid_img) 656e343609SPaolo Bonzini qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % mid_img, test_img) 6637ce63ebSStefan Hajnoczi self.vm = iotests.VM().add_drive(test_img) 6737ce63ebSStefan Hajnoczi self.vm.launch() 6837ce63ebSStefan Hajnoczi 6937ce63ebSStefan Hajnoczi def tearDown(self): 7037ce63ebSStefan Hajnoczi self.vm.shutdown() 7137ce63ebSStefan Hajnoczi os.remove(test_img) 726e343609SPaolo Bonzini os.remove(mid_img) 7337ce63ebSStefan Hajnoczi os.remove(backing_img) 7437ce63ebSStefan Hajnoczi 7537ce63ebSStefan Hajnoczi def test_stream(self): 76*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 7737ce63ebSStefan Hajnoczi 78db58f9c0SStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0') 7937ce63ebSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 8037ce63ebSStefan Hajnoczi 8137ce63ebSStefan Hajnoczi completed = False 8237ce63ebSStefan Hajnoczi while not completed: 8337ce63ebSStefan Hajnoczi for event in self.vm.get_qmp_events(wait=True): 8437ce63ebSStefan Hajnoczi if event['event'] == 'BLOCK_JOB_COMPLETED': 8537ce63ebSStefan Hajnoczi self.assert_qmp(event, 'data/type', 'stream') 8637ce63ebSStefan Hajnoczi self.assert_qmp(event, 'data/device', 'drive0') 8737ce63ebSStefan Hajnoczi self.assert_qmp(event, 'data/offset', self.image_len) 8837ce63ebSStefan Hajnoczi self.assert_qmp(event, 'data/len', self.image_len) 8937ce63ebSStefan Hajnoczi completed = True 9037ce63ebSStefan Hajnoczi 91*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 92863a5d04SPaolo Bonzini self.vm.shutdown() 9337ce63ebSStefan Hajnoczi 94efcc7a23SPaolo Bonzini self.assertEqual(qemu_io('-c', 'map', backing_img), 95efcc7a23SPaolo Bonzini qemu_io('-c', 'map', test_img), 96efcc7a23SPaolo Bonzini 'image file map does not match backing file after streaming') 9737ce63ebSStefan Hajnoczi 980c817347SPaolo Bonzini def test_stream_pause(self): 99*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 1000c817347SPaolo Bonzini 1010c817347SPaolo Bonzini result = self.vm.qmp('block-stream', device='drive0') 1020c817347SPaolo Bonzini self.assert_qmp(result, 'return', {}) 1030c817347SPaolo Bonzini 1040c817347SPaolo Bonzini result = self.vm.qmp('block-job-pause', device='drive0') 1050c817347SPaolo Bonzini self.assert_qmp(result, 'return', {}) 1060c817347SPaolo Bonzini 1070c817347SPaolo Bonzini time.sleep(1) 1080c817347SPaolo Bonzini result = self.vm.qmp('query-block-jobs') 1090c817347SPaolo Bonzini offset = self.dictpath(result, 'return[0]/offset') 1100c817347SPaolo Bonzini 1110c817347SPaolo Bonzini time.sleep(1) 1120c817347SPaolo Bonzini result = self.vm.qmp('query-block-jobs') 1130c817347SPaolo Bonzini self.assert_qmp(result, 'return[0]/offset', offset) 1140c817347SPaolo Bonzini 1150c817347SPaolo Bonzini result = self.vm.qmp('block-job-resume', device='drive0') 1160c817347SPaolo Bonzini self.assert_qmp(result, 'return', {}) 1170c817347SPaolo Bonzini 1180c817347SPaolo Bonzini completed = False 1190c817347SPaolo Bonzini while not completed: 1200c817347SPaolo Bonzini for event in self.vm.get_qmp_events(wait=True): 1210c817347SPaolo Bonzini if event['event'] == 'BLOCK_JOB_COMPLETED': 1220c817347SPaolo Bonzini self.assert_qmp(event, 'data/type', 'stream') 1230c817347SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 1240c817347SPaolo Bonzini self.assert_qmp(event, 'data/offset', self.image_len) 1250c817347SPaolo Bonzini self.assert_qmp(event, 'data/len', self.image_len) 1260c817347SPaolo Bonzini completed = True 1270c817347SPaolo Bonzini 128*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 1290c817347SPaolo Bonzini self.vm.shutdown() 1300c817347SPaolo Bonzini 1310c817347SPaolo Bonzini self.assertEqual(qemu_io('-c', 'map', backing_img), 1320c817347SPaolo Bonzini qemu_io('-c', 'map', test_img), 1330c817347SPaolo Bonzini 'image file map does not match backing file after streaming') 1340c817347SPaolo Bonzini 1356e343609SPaolo Bonzini def test_stream_partial(self): 136*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 1376e343609SPaolo Bonzini 1386e343609SPaolo Bonzini result = self.vm.qmp('block-stream', device='drive0', base=mid_img) 1396e343609SPaolo Bonzini self.assert_qmp(result, 'return', {}) 1406e343609SPaolo Bonzini 1416e343609SPaolo Bonzini completed = False 1426e343609SPaolo Bonzini while not completed: 1436e343609SPaolo Bonzini for event in self.vm.get_qmp_events(wait=True): 1446e343609SPaolo Bonzini if event['event'] == 'BLOCK_JOB_COMPLETED': 1456e343609SPaolo Bonzini self.assert_qmp(event, 'data/type', 'stream') 1466e343609SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 1476e343609SPaolo Bonzini self.assert_qmp(event, 'data/offset', self.image_len) 1486e343609SPaolo Bonzini self.assert_qmp(event, 'data/len', self.image_len) 1496e343609SPaolo Bonzini completed = True 1506e343609SPaolo Bonzini 151*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 1526e343609SPaolo Bonzini self.vm.shutdown() 1536e343609SPaolo Bonzini 1546e343609SPaolo Bonzini self.assertEqual(qemu_io('-c', 'map', mid_img), 1556e343609SPaolo Bonzini qemu_io('-c', 'map', test_img), 1566e343609SPaolo Bonzini 'image file map does not match backing file after streaming') 1576e343609SPaolo Bonzini 15837ce63ebSStefan Hajnoczi def test_device_not_found(self): 159db58f9c0SStefan Hajnoczi result = self.vm.qmp('block-stream', device='nonexistent') 16037ce63ebSStefan Hajnoczi self.assert_qmp(result, 'error/class', 'DeviceNotFound') 16137ce63ebSStefan Hajnoczi 162774a8850SStefan Hajnoczi 163774a8850SStefan Hajnocziclass TestSmallerBackingFile(ImageStreamingTestCase): 164774a8850SStefan Hajnoczi backing_len = 1 * 1024 * 1024 # MB 165774a8850SStefan Hajnoczi image_len = 2 * backing_len 166774a8850SStefan Hajnoczi 167774a8850SStefan Hajnoczi def setUp(self): 168774a8850SStefan Hajnoczi self.create_image(backing_img, self.backing_len) 169774a8850SStefan Hajnoczi qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, test_img, str(self.image_len)) 170774a8850SStefan Hajnoczi self.vm = iotests.VM().add_drive(test_img) 171774a8850SStefan Hajnoczi self.vm.launch() 172774a8850SStefan Hajnoczi 173774a8850SStefan Hajnoczi # If this hangs, then you are missing a fix to complete streaming when the 174774a8850SStefan Hajnoczi # end of the backing file is reached. 175774a8850SStefan Hajnoczi def test_stream(self): 176*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 177774a8850SStefan Hajnoczi 178774a8850SStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0') 179774a8850SStefan Hajnoczi self.assert_qmp(result, 'return', {}) 180774a8850SStefan Hajnoczi 181774a8850SStefan Hajnoczi completed = False 182774a8850SStefan Hajnoczi while not completed: 183774a8850SStefan Hajnoczi for event in self.vm.get_qmp_events(wait=True): 184774a8850SStefan Hajnoczi if event['event'] == 'BLOCK_JOB_COMPLETED': 185774a8850SStefan Hajnoczi self.assert_qmp(event, 'data/type', 'stream') 186774a8850SStefan Hajnoczi self.assert_qmp(event, 'data/device', 'drive0') 187774a8850SStefan Hajnoczi self.assert_qmp(event, 'data/offset', self.image_len) 188774a8850SStefan Hajnoczi self.assert_qmp(event, 'data/len', self.image_len) 189774a8850SStefan Hajnoczi completed = True 190774a8850SStefan Hajnoczi 191*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 192774a8850SStefan Hajnoczi self.vm.shutdown() 193774a8850SStefan Hajnoczi 19490f0b711SPaolo Bonziniclass TestErrors(ImageStreamingTestCase): 19590f0b711SPaolo Bonzini image_len = 2 * 1024 * 1024 # MB 19690f0b711SPaolo Bonzini 19790f0b711SPaolo Bonzini # this should match STREAM_BUFFER_SIZE/512 in block/stream.c 19890f0b711SPaolo Bonzini STREAM_BUFFER_SIZE = 512 * 1024 19990f0b711SPaolo Bonzini 20090f0b711SPaolo Bonzini def create_blkdebug_file(self, name, event, errno): 20190f0b711SPaolo Bonzini file = open(name, 'w') 20290f0b711SPaolo Bonzini file.write(''' 20390f0b711SPaolo Bonzini[inject-error] 20490f0b711SPaolo Bonzinistate = "1" 20590f0b711SPaolo Bonzinievent = "%s" 20690f0b711SPaolo Bonzinierrno = "%d" 20790f0b711SPaolo Bonziniimmediately = "off" 20890f0b711SPaolo Bonzinionce = "on" 20990f0b711SPaolo Bonzinisector = "%d" 21090f0b711SPaolo Bonzini 21190f0b711SPaolo Bonzini[set-state] 21290f0b711SPaolo Bonzinistate = "1" 21390f0b711SPaolo Bonzinievent = "%s" 21490f0b711SPaolo Bonzininew_state = "2" 21590f0b711SPaolo Bonzini 21690f0b711SPaolo Bonzini[set-state] 21790f0b711SPaolo Bonzinistate = "2" 21890f0b711SPaolo Bonzinievent = "%s" 21990f0b711SPaolo Bonzininew_state = "1" 22090f0b711SPaolo Bonzini''' % (event, errno, self.STREAM_BUFFER_SIZE / 512, event, event)) 22190f0b711SPaolo Bonzini file.close() 22290f0b711SPaolo Bonzini 22390f0b711SPaolo Bonziniclass TestEIO(TestErrors): 22490f0b711SPaolo Bonzini def setUp(self): 22590f0b711SPaolo Bonzini self.blkdebug_file = backing_img + ".blkdebug" 22690f0b711SPaolo Bonzini self.create_image(backing_img, TestErrors.image_len) 22790f0b711SPaolo Bonzini self.create_blkdebug_file(self.blkdebug_file, "read_aio", 5) 22890f0b711SPaolo Bonzini qemu_img('create', '-f', iotests.imgfmt, 22990f0b711SPaolo Bonzini '-o', 'backing_file=blkdebug:%s:%s,backing_fmt=raw' 23090f0b711SPaolo Bonzini % (self.blkdebug_file, backing_img), 23190f0b711SPaolo Bonzini test_img) 23290f0b711SPaolo Bonzini self.vm = iotests.VM().add_drive(test_img) 23390f0b711SPaolo Bonzini self.vm.launch() 23490f0b711SPaolo Bonzini 23590f0b711SPaolo Bonzini def tearDown(self): 23690f0b711SPaolo Bonzini self.vm.shutdown() 23790f0b711SPaolo Bonzini os.remove(test_img) 23890f0b711SPaolo Bonzini os.remove(backing_img) 23990f0b711SPaolo Bonzini os.remove(self.blkdebug_file) 24090f0b711SPaolo Bonzini 24190f0b711SPaolo Bonzini def test_report(self): 242*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 24390f0b711SPaolo Bonzini 24490f0b711SPaolo Bonzini result = self.vm.qmp('block-stream', device='drive0') 24590f0b711SPaolo Bonzini self.assert_qmp(result, 'return', {}) 24690f0b711SPaolo Bonzini 24790f0b711SPaolo Bonzini completed = False 24890f0b711SPaolo Bonzini error = False 24990f0b711SPaolo Bonzini while not completed: 25090f0b711SPaolo Bonzini for event in self.vm.get_qmp_events(wait=True): 25190f0b711SPaolo Bonzini if event['event'] == 'BLOCK_JOB_ERROR': 25290f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 25390f0b711SPaolo Bonzini self.assert_qmp(event, 'data/operation', 'read') 25490f0b711SPaolo Bonzini error = True 25590f0b711SPaolo Bonzini elif event['event'] == 'BLOCK_JOB_COMPLETED': 25690f0b711SPaolo Bonzini self.assertTrue(error, 'job completed unexpectedly') 25790f0b711SPaolo Bonzini self.assert_qmp(event, 'data/type', 'stream') 25890f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 25990f0b711SPaolo Bonzini self.assert_qmp(event, 'data/error', 'Input/output error') 26090f0b711SPaolo Bonzini self.assert_qmp(event, 'data/offset', self.STREAM_BUFFER_SIZE) 26190f0b711SPaolo Bonzini self.assert_qmp(event, 'data/len', self.image_len) 26290f0b711SPaolo Bonzini completed = True 26390f0b711SPaolo Bonzini 264*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 26590f0b711SPaolo Bonzini self.vm.shutdown() 26690f0b711SPaolo Bonzini 26790f0b711SPaolo Bonzini def test_ignore(self): 268*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 26990f0b711SPaolo Bonzini 27090f0b711SPaolo Bonzini result = self.vm.qmp('block-stream', device='drive0', on_error='ignore') 27190f0b711SPaolo Bonzini self.assert_qmp(result, 'return', {}) 27290f0b711SPaolo Bonzini 27390f0b711SPaolo Bonzini error = False 27490f0b711SPaolo Bonzini completed = False 27590f0b711SPaolo Bonzini while not completed: 27690f0b711SPaolo Bonzini for event in self.vm.get_qmp_events(wait=True): 27790f0b711SPaolo Bonzini if event['event'] == 'BLOCK_JOB_ERROR': 27890f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 27990f0b711SPaolo Bonzini self.assert_qmp(event, 'data/operation', 'read') 28090f0b711SPaolo Bonzini result = self.vm.qmp('query-block-jobs') 28190f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/paused', False) 28290f0b711SPaolo Bonzini error = True 28390f0b711SPaolo Bonzini elif event['event'] == 'BLOCK_JOB_COMPLETED': 28490f0b711SPaolo Bonzini self.assertTrue(error, 'job completed unexpectedly') 28590f0b711SPaolo Bonzini self.assert_qmp(event, 'data/type', 'stream') 28690f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 28790f0b711SPaolo Bonzini self.assert_qmp(event, 'data/error', 'Input/output error') 28890f0b711SPaolo Bonzini self.assert_qmp(event, 'data/offset', self.image_len) 28990f0b711SPaolo Bonzini self.assert_qmp(event, 'data/len', self.image_len) 29090f0b711SPaolo Bonzini completed = True 29190f0b711SPaolo Bonzini 292*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 29390f0b711SPaolo Bonzini self.vm.shutdown() 29490f0b711SPaolo Bonzini 29590f0b711SPaolo Bonzini def test_stop(self): 296*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 29790f0b711SPaolo Bonzini 29890f0b711SPaolo Bonzini result = self.vm.qmp('block-stream', device='drive0', on_error='stop') 29990f0b711SPaolo Bonzini self.assert_qmp(result, 'return', {}) 30090f0b711SPaolo Bonzini 30190f0b711SPaolo Bonzini error = False 30290f0b711SPaolo Bonzini completed = False 30390f0b711SPaolo Bonzini while not completed: 30490f0b711SPaolo Bonzini for event in self.vm.get_qmp_events(wait=True): 30590f0b711SPaolo Bonzini if event['event'] == 'BLOCK_JOB_ERROR': 30690f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 30790f0b711SPaolo Bonzini self.assert_qmp(event, 'data/operation', 'read') 30890f0b711SPaolo Bonzini 30990f0b711SPaolo Bonzini result = self.vm.qmp('query-block-jobs') 31090f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/paused', True) 31190f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/offset', self.STREAM_BUFFER_SIZE) 31290f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/io-status', 'failed') 31390f0b711SPaolo Bonzini 31490f0b711SPaolo Bonzini result = self.vm.qmp('block-job-resume', device='drive0') 31590f0b711SPaolo Bonzini self.assert_qmp(result, 'return', {}) 31690f0b711SPaolo Bonzini 31790f0b711SPaolo Bonzini result = self.vm.qmp('query-block-jobs') 31890f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/paused', False) 31990f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/io-status', 'ok') 32090f0b711SPaolo Bonzini error = True 32190f0b711SPaolo Bonzini elif event['event'] == 'BLOCK_JOB_COMPLETED': 32290f0b711SPaolo Bonzini self.assertTrue(error, 'job completed unexpectedly') 32390f0b711SPaolo Bonzini self.assert_qmp(event, 'data/type', 'stream') 32490f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 32590f0b711SPaolo Bonzini self.assert_qmp_absent(event, 'data/error') 32690f0b711SPaolo Bonzini self.assert_qmp(event, 'data/offset', self.image_len) 32790f0b711SPaolo Bonzini self.assert_qmp(event, 'data/len', self.image_len) 32890f0b711SPaolo Bonzini completed = True 32990f0b711SPaolo Bonzini 330*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 33190f0b711SPaolo Bonzini self.vm.shutdown() 33290f0b711SPaolo Bonzini 33390f0b711SPaolo Bonzini def test_enospc(self): 334*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 33590f0b711SPaolo Bonzini 33690f0b711SPaolo Bonzini result = self.vm.qmp('block-stream', device='drive0', on_error='enospc') 33790f0b711SPaolo Bonzini self.assert_qmp(result, 'return', {}) 33890f0b711SPaolo Bonzini 33990f0b711SPaolo Bonzini completed = False 34090f0b711SPaolo Bonzini error = False 34190f0b711SPaolo Bonzini while not completed: 34290f0b711SPaolo Bonzini for event in self.vm.get_qmp_events(wait=True): 34390f0b711SPaolo Bonzini if event['event'] == 'BLOCK_JOB_ERROR': 34490f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 34590f0b711SPaolo Bonzini self.assert_qmp(event, 'data/operation', 'read') 34690f0b711SPaolo Bonzini error = True 34790f0b711SPaolo Bonzini elif event['event'] == 'BLOCK_JOB_COMPLETED': 34890f0b711SPaolo Bonzini self.assertTrue(error, 'job completed unexpectedly') 34990f0b711SPaolo Bonzini self.assert_qmp(event, 'data/type', 'stream') 35090f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 35190f0b711SPaolo Bonzini self.assert_qmp(event, 'data/error', 'Input/output error') 35290f0b711SPaolo Bonzini self.assert_qmp(event, 'data/offset', self.STREAM_BUFFER_SIZE) 35390f0b711SPaolo Bonzini self.assert_qmp(event, 'data/len', self.image_len) 35490f0b711SPaolo Bonzini completed = True 35590f0b711SPaolo Bonzini 356*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 35790f0b711SPaolo Bonzini self.vm.shutdown() 35890f0b711SPaolo Bonzini 35990f0b711SPaolo Bonziniclass TestENOSPC(TestErrors): 36090f0b711SPaolo Bonzini def setUp(self): 36190f0b711SPaolo Bonzini self.blkdebug_file = backing_img + ".blkdebug" 36290f0b711SPaolo Bonzini self.create_image(backing_img, TestErrors.image_len) 36390f0b711SPaolo Bonzini self.create_blkdebug_file(self.blkdebug_file, "read_aio", 28) 36490f0b711SPaolo Bonzini qemu_img('create', '-f', iotests.imgfmt, 36590f0b711SPaolo Bonzini '-o', 'backing_file=blkdebug:%s:%s,backing_fmt=raw' 36690f0b711SPaolo Bonzini % (self.blkdebug_file, backing_img), 36790f0b711SPaolo Bonzini test_img) 36890f0b711SPaolo Bonzini self.vm = iotests.VM().add_drive(test_img) 36990f0b711SPaolo Bonzini self.vm.launch() 37090f0b711SPaolo Bonzini 37190f0b711SPaolo Bonzini def tearDown(self): 37290f0b711SPaolo Bonzini self.vm.shutdown() 37390f0b711SPaolo Bonzini os.remove(test_img) 37490f0b711SPaolo Bonzini os.remove(backing_img) 37590f0b711SPaolo Bonzini os.remove(self.blkdebug_file) 37690f0b711SPaolo Bonzini 37790f0b711SPaolo Bonzini def test_enospc(self): 378*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 37990f0b711SPaolo Bonzini 38090f0b711SPaolo Bonzini result = self.vm.qmp('block-stream', device='drive0', on_error='enospc') 38190f0b711SPaolo Bonzini self.assert_qmp(result, 'return', {}) 38290f0b711SPaolo Bonzini 38390f0b711SPaolo Bonzini error = False 38490f0b711SPaolo Bonzini completed = False 38590f0b711SPaolo Bonzini while not completed: 38690f0b711SPaolo Bonzini for event in self.vm.get_qmp_events(wait=True): 38790f0b711SPaolo Bonzini if event['event'] == 'BLOCK_JOB_ERROR': 38890f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 38990f0b711SPaolo Bonzini self.assert_qmp(event, 'data/operation', 'read') 39090f0b711SPaolo Bonzini 39190f0b711SPaolo Bonzini result = self.vm.qmp('query-block-jobs') 39290f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/paused', True) 39390f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/offset', self.STREAM_BUFFER_SIZE) 39490f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/io-status', 'nospace') 39590f0b711SPaolo Bonzini 39690f0b711SPaolo Bonzini result = self.vm.qmp('block-job-resume', device='drive0') 39790f0b711SPaolo Bonzini self.assert_qmp(result, 'return', {}) 39890f0b711SPaolo Bonzini 39990f0b711SPaolo Bonzini result = self.vm.qmp('query-block-jobs') 40090f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/paused', False) 40190f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/io-status', 'ok') 40290f0b711SPaolo Bonzini error = True 40390f0b711SPaolo Bonzini elif event['event'] == 'BLOCK_JOB_COMPLETED': 40490f0b711SPaolo Bonzini self.assertTrue(error, 'job completed unexpectedly') 40590f0b711SPaolo Bonzini self.assert_qmp(event, 'data/type', 'stream') 40690f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 40790f0b711SPaolo Bonzini self.assert_qmp_absent(event, 'data/error') 40890f0b711SPaolo Bonzini self.assert_qmp(event, 'data/offset', self.image_len) 40990f0b711SPaolo Bonzini self.assert_qmp(event, 'data/len', self.image_len) 41090f0b711SPaolo Bonzini completed = True 41190f0b711SPaolo Bonzini 412*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 41390f0b711SPaolo Bonzini self.vm.shutdown() 414774a8850SStefan Hajnoczi 41537ce63ebSStefan Hajnocziclass TestStreamStop(ImageStreamingTestCase): 41637ce63ebSStefan Hajnoczi image_len = 8 * 1024 * 1024 * 1024 # GB 41737ce63ebSStefan Hajnoczi 41837ce63ebSStefan Hajnoczi def setUp(self): 41937ce63ebSStefan Hajnoczi qemu_img('create', backing_img, str(TestStreamStop.image_len)) 42037ce63ebSStefan Hajnoczi qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, test_img) 42137ce63ebSStefan Hajnoczi self.vm = iotests.VM().add_drive(test_img) 42237ce63ebSStefan Hajnoczi self.vm.launch() 42337ce63ebSStefan Hajnoczi 42437ce63ebSStefan Hajnoczi def tearDown(self): 42537ce63ebSStefan Hajnoczi self.vm.shutdown() 42637ce63ebSStefan Hajnoczi os.remove(test_img) 42737ce63ebSStefan Hajnoczi os.remove(backing_img) 42837ce63ebSStefan Hajnoczi 42937ce63ebSStefan Hajnoczi def test_stream_stop(self): 430*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 43137ce63ebSStefan Hajnoczi 432db58f9c0SStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0') 43337ce63ebSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 43437ce63ebSStefan Hajnoczi 4350fd05e8dSPaolo Bonzini time.sleep(0.1) 43637ce63ebSStefan Hajnoczi events = self.vm.get_qmp_events(wait=False) 43737ce63ebSStefan Hajnoczi self.assertEqual(events, [], 'unexpected QMP event: %s' % events) 43837ce63ebSStefan Hajnoczi 439e425306aSStefan Hajnoczi self.cancel_and_wait() 44037ce63ebSStefan Hajnoczi 44137ce63ebSStefan Hajnocziclass TestSetSpeed(ImageStreamingTestCase): 44237ce63ebSStefan Hajnoczi image_len = 80 * 1024 * 1024 # MB 44337ce63ebSStefan Hajnoczi 44437ce63ebSStefan Hajnoczi def setUp(self): 44537ce63ebSStefan Hajnoczi qemu_img('create', backing_img, str(TestSetSpeed.image_len)) 44637ce63ebSStefan Hajnoczi qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, test_img) 44737ce63ebSStefan Hajnoczi self.vm = iotests.VM().add_drive(test_img) 44837ce63ebSStefan Hajnoczi self.vm.launch() 44937ce63ebSStefan Hajnoczi 45037ce63ebSStefan Hajnoczi def tearDown(self): 45137ce63ebSStefan Hajnoczi self.vm.shutdown() 45237ce63ebSStefan Hajnoczi os.remove(test_img) 45337ce63ebSStefan Hajnoczi os.remove(backing_img) 45437ce63ebSStefan Hajnoczi 455e425306aSStefan Hajnoczi # This is a short performance test which is not run by default. 456e425306aSStefan Hajnoczi # Invoke "IMGFMT=qed ./030 TestSetSpeed.perf_test_throughput" 457e425306aSStefan Hajnoczi def perf_test_throughput(self): 458*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 45937ce63ebSStefan Hajnoczi 460db58f9c0SStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0') 46137ce63ebSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 46237ce63ebSStefan Hajnoczi 463e425306aSStefan Hajnoczi result = self.vm.qmp('block-job-set-speed', device='drive0', speed=8 * 1024 * 1024) 46437ce63ebSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 46537ce63ebSStefan Hajnoczi 46637ce63ebSStefan Hajnoczi completed = False 46737ce63ebSStefan Hajnoczi while not completed: 46837ce63ebSStefan Hajnoczi for event in self.vm.get_qmp_events(wait=True): 46937ce63ebSStefan Hajnoczi if event['event'] == 'BLOCK_JOB_COMPLETED': 47037ce63ebSStefan Hajnoczi self.assert_qmp(event, 'data/type', 'stream') 47137ce63ebSStefan Hajnoczi self.assert_qmp(event, 'data/device', 'drive0') 47237ce63ebSStefan Hajnoczi self.assert_qmp(event, 'data/offset', self.image_len) 47337ce63ebSStefan Hajnoczi self.assert_qmp(event, 'data/len', self.image_len) 47437ce63ebSStefan Hajnoczi completed = True 47537ce63ebSStefan Hajnoczi 476*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 47737ce63ebSStefan Hajnoczi 478e425306aSStefan Hajnoczi def test_set_speed(self): 479*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 480e425306aSStefan Hajnoczi 481e425306aSStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0') 482e425306aSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 483e425306aSStefan Hajnoczi 484e425306aSStefan Hajnoczi # Default speed is 0 485e425306aSStefan Hajnoczi result = self.vm.qmp('query-block-jobs') 486e425306aSStefan Hajnoczi self.assert_qmp(result, 'return[0]/device', 'drive0') 487e425306aSStefan Hajnoczi self.assert_qmp(result, 'return[0]/speed', 0) 488e425306aSStefan Hajnoczi 489e425306aSStefan Hajnoczi result = self.vm.qmp('block-job-set-speed', device='drive0', speed=8 * 1024 * 1024) 490e425306aSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 491e425306aSStefan Hajnoczi 492e425306aSStefan Hajnoczi # Ensure the speed we set was accepted 493e425306aSStefan Hajnoczi result = self.vm.qmp('query-block-jobs') 494e425306aSStefan Hajnoczi self.assert_qmp(result, 'return[0]/device', 'drive0') 495e425306aSStefan Hajnoczi self.assert_qmp(result, 'return[0]/speed', 8 * 1024 * 1024) 496e425306aSStefan Hajnoczi 497e425306aSStefan Hajnoczi self.cancel_and_wait() 498e425306aSStefan Hajnoczi 499e425306aSStefan Hajnoczi # Check setting speed in block-stream works 500e425306aSStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0', speed=4 * 1024 * 1024) 501e425306aSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 502e425306aSStefan Hajnoczi 503e425306aSStefan Hajnoczi result = self.vm.qmp('query-block-jobs') 504e425306aSStefan Hajnoczi self.assert_qmp(result, 'return[0]/device', 'drive0') 505e425306aSStefan Hajnoczi self.assert_qmp(result, 'return[0]/speed', 4 * 1024 * 1024) 506e425306aSStefan Hajnoczi 507e425306aSStefan Hajnoczi self.cancel_and_wait() 508e425306aSStefan Hajnoczi 509e425306aSStefan Hajnoczi def test_set_speed_invalid(self): 510*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 511e425306aSStefan Hajnoczi 512e425306aSStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0', speed=-1) 51358c8cce2SKevin Wolf self.assert_qmp(result, 'error/class', 'GenericError') 514e425306aSStefan Hajnoczi 515*ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 516e425306aSStefan Hajnoczi 517e425306aSStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0') 518e425306aSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 519e425306aSStefan Hajnoczi 520e425306aSStefan Hajnoczi result = self.vm.qmp('block-job-set-speed', device='drive0', speed=-1) 52158c8cce2SKevin Wolf self.assert_qmp(result, 'error/class', 'GenericError') 522e425306aSStefan Hajnoczi 523e425306aSStefan Hajnoczi self.cancel_and_wait() 524e425306aSStefan Hajnoczi 52537ce63ebSStefan Hajnocziif __name__ == '__main__': 52637ce63ebSStefan Hajnoczi iotests.main(supported_fmts=['qcow2', 'qed']) 527