1903cb1bfSPhilippe Mathieu-Daudé#!/usr/bin/env python3 2e2c5093cSVladimir Sementsov-Ogievskiy# group: rw backing 337ce63ebSStefan Hajnoczi# 437ce63ebSStefan Hajnoczi# Tests for image streaming. 537ce63ebSStefan Hajnoczi# 637ce63ebSStefan Hajnoczi# Copyright (C) 2012 IBM Corp. 737ce63ebSStefan Hajnoczi# 837ce63ebSStefan Hajnoczi# This program is free software; you can redistribute it and/or modify 937ce63ebSStefan Hajnoczi# it under the terms of the GNU General Public License as published by 1037ce63ebSStefan Hajnoczi# the Free Software Foundation; either version 2 of the License, or 1137ce63ebSStefan Hajnoczi# (at your option) any later version. 1237ce63ebSStefan Hajnoczi# 1337ce63ebSStefan Hajnoczi# This program is distributed in the hope that it will be useful, 1437ce63ebSStefan Hajnoczi# but WITHOUT ANY WARRANTY; without even the implied warranty of 1537ce63ebSStefan Hajnoczi# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 1637ce63ebSStefan Hajnoczi# GNU General Public License for more details. 1737ce63ebSStefan Hajnoczi# 1837ce63ebSStefan Hajnoczi# You should have received a copy of the GNU General Public License 1937ce63ebSStefan Hajnoczi# along with this program. If not, see <http://www.gnu.org/licenses/>. 2037ce63ebSStefan Hajnoczi# 2137ce63ebSStefan Hajnoczi 220c817347SPaolo Bonziniimport time 2337ce63ebSStefan Hajnocziimport os 2437ce63ebSStefan Hajnocziimport iotests 2533fe08fcSThomas Huthimport unittest 2637ce63ebSStefan Hajnoczifrom iotests import qemu_img, qemu_io 2737ce63ebSStefan Hajnoczi 2837ce63ebSStefan Hajnoczibacking_img = os.path.join(iotests.test_dir, 'backing.img') 296e343609SPaolo Bonzinimid_img = os.path.join(iotests.test_dir, 'mid.img') 3037ce63ebSStefan Hajnoczitest_img = os.path.join(iotests.test_dir, 'test.img') 3137ce63ebSStefan Hajnoczi 322499a096SStefan Hajnocziclass TestSingleDrive(iotests.QMPTestCase): 3337ce63ebSStefan Hajnoczi image_len = 1 * 1024 * 1024 # MB 3437ce63ebSStefan Hajnoczi 3537ce63ebSStefan Hajnoczi def setUp(self): 362499a096SStefan Hajnoczi iotests.create_image(backing_img, TestSingleDrive.image_len) 37b66ff2c2SEric Blake qemu_img('create', '-f', iotests.imgfmt, 38b66ff2c2SEric Blake '-o', 'backing_file=%s' % backing_img, 39b66ff2c2SEric Blake '-F', 'raw', mid_img) 40b66ff2c2SEric Blake qemu_img('create', '-f', iotests.imgfmt, 41b66ff2c2SEric Blake '-o', 'backing_file=%s' % mid_img, 42b66ff2c2SEric Blake '-F', iotests.imgfmt, test_img) 4390c9b167SKevin Wolf qemu_io('-f', 'raw', '-c', 'write -P 0x1 0 512', backing_img) 445e302a7dSAlberto Garcia qemu_io('-f', iotests.imgfmt, '-c', 'write -P 0x1 524288 512', mid_img) 450e4a0644SMax Reitz self.vm = iotests.VM().add_drive("blkdebug::" + test_img, 460e4a0644SMax Reitz "backing.node-name=mid," + 470e4a0644SMax Reitz "backing.backing.node-name=base") 4837ce63ebSStefan Hajnoczi self.vm.launch() 4937ce63ebSStefan Hajnoczi 5037ce63ebSStefan Hajnoczi def tearDown(self): 5137ce63ebSStefan Hajnoczi self.vm.shutdown() 5237ce63ebSStefan Hajnoczi os.remove(test_img) 536e343609SPaolo Bonzini os.remove(mid_img) 5437ce63ebSStefan Hajnoczi os.remove(backing_img) 5537ce63ebSStefan Hajnoczi 5637ce63ebSStefan Hajnoczi def test_stream(self): 57ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 5837ce63ebSStefan Hajnoczi 59db58f9c0SStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0') 6037ce63ebSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 6137ce63ebSStefan Hajnoczi 629974ad40SFam Zheng self.wait_until_completed() 6337ce63ebSStefan Hajnoczi 64ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 65863a5d04SPaolo Bonzini self.vm.shutdown() 6637ce63ebSStefan Hajnoczi 67*6dede6a4SJohn Snow self.assertEqual( 68*6dede6a4SJohn Snow qemu_io('-f', 'raw', '-c', 'map', backing_img).stdout, 69*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-c', 'map', test_img).stdout, 70efcc7a23SPaolo Bonzini 'image file map does not match backing file after streaming') 7137ce63ebSStefan Hajnoczi 727b8a9e5aSAlberto Garcia def test_stream_intermediate(self): 737b8a9e5aSAlberto Garcia self.assert_no_active_block_jobs() 747b8a9e5aSAlberto Garcia 75*6dede6a4SJohn Snow self.assertNotEqual( 76*6dede6a4SJohn Snow qemu_io('-f', 'raw', '-rU', '-c', 'map', backing_img).stdout, 77*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-rU', '-c', 'map', mid_img).stdout, 787b8a9e5aSAlberto Garcia 'image file map matches backing file before streaming') 797b8a9e5aSAlberto Garcia 807b8a9e5aSAlberto Garcia result = self.vm.qmp('block-stream', device='mid', job_id='stream-mid') 817b8a9e5aSAlberto Garcia self.assert_qmp(result, 'return', {}) 827b8a9e5aSAlberto Garcia 837b8a9e5aSAlberto Garcia self.wait_until_completed(drive='stream-mid') 847b8a9e5aSAlberto Garcia 857b8a9e5aSAlberto Garcia self.assert_no_active_block_jobs() 867b8a9e5aSAlberto Garcia self.vm.shutdown() 877b8a9e5aSAlberto Garcia 88*6dede6a4SJohn Snow self.assertEqual( 89*6dede6a4SJohn Snow qemu_io('-f', 'raw', '-c', 'map', backing_img).stdout, 90*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-c', 'map', mid_img).stdout, 917b8a9e5aSAlberto Garcia 'image file map does not match backing file after streaming') 927b8a9e5aSAlberto Garcia 930c817347SPaolo Bonzini def test_stream_pause(self): 94ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 950c817347SPaolo Bonzini 96b59b3d57SFam Zheng self.vm.pause_drive('drive0') 970c817347SPaolo Bonzini result = self.vm.qmp('block-stream', device='drive0') 980c817347SPaolo Bonzini self.assert_qmp(result, 'return', {}) 990c817347SPaolo Bonzini 100f03d9d24SJohn Snow self.pause_job('drive0', wait=False) 1012c93c5cbSKevin Wolf self.vm.resume_drive('drive0') 102f03d9d24SJohn Snow self.pause_wait('drive0') 1032c93c5cbSKevin Wolf 1040c817347SPaolo Bonzini result = self.vm.qmp('query-block-jobs') 1050c817347SPaolo Bonzini offset = self.dictpath(result, 'return[0]/offset') 1060c817347SPaolo Bonzini 1072c93c5cbSKevin Wolf time.sleep(0.5) 1080c817347SPaolo Bonzini result = self.vm.qmp('query-block-jobs') 1090c817347SPaolo Bonzini self.assert_qmp(result, 'return[0]/offset', offset) 1100c817347SPaolo Bonzini 1110c817347SPaolo Bonzini result = self.vm.qmp('block-job-resume', device='drive0') 1120c817347SPaolo Bonzini self.assert_qmp(result, 'return', {}) 1130c817347SPaolo Bonzini 1149974ad40SFam Zheng self.wait_until_completed() 1150c817347SPaolo Bonzini 116ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 1170c817347SPaolo Bonzini self.vm.shutdown() 1180c817347SPaolo Bonzini 119*6dede6a4SJohn Snow self.assertEqual( 120*6dede6a4SJohn Snow qemu_io('-f', 'raw', '-c', 'map', backing_img).stdout, 121*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-c', 'map', test_img).stdout, 1220c817347SPaolo Bonzini 'image file map does not match backing file after streaming') 1230c817347SPaolo Bonzini 124409d5498SAlberto Garcia def test_stream_no_op(self): 125409d5498SAlberto Garcia self.assert_no_active_block_jobs() 126409d5498SAlberto Garcia 127409d5498SAlberto Garcia # The image map is empty before the operation 128*6dede6a4SJohn Snow empty_map = qemu_io( 129*6dede6a4SJohn Snow '-f', iotests.imgfmt, '-rU', '-c', 'map', test_img).stdout 130409d5498SAlberto Garcia 131409d5498SAlberto Garcia # This is a no-op: no data should ever be copied from the base image 132409d5498SAlberto Garcia result = self.vm.qmp('block-stream', device='drive0', base=mid_img) 133409d5498SAlberto Garcia self.assert_qmp(result, 'return', {}) 134409d5498SAlberto Garcia 135409d5498SAlberto Garcia self.wait_until_completed() 136409d5498SAlberto Garcia 137409d5498SAlberto Garcia self.assert_no_active_block_jobs() 138409d5498SAlberto Garcia self.vm.shutdown() 139409d5498SAlberto Garcia 140*6dede6a4SJohn Snow self.assertEqual( 141*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-c', 'map', test_img).stdout, 142409d5498SAlberto Garcia empty_map, 'image file map changed after a no-op') 143409d5498SAlberto Garcia 1446e343609SPaolo Bonzini def test_stream_partial(self): 145ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 1466e343609SPaolo Bonzini 1475e302a7dSAlberto Garcia result = self.vm.qmp('block-stream', device='drive0', base=backing_img) 1486e343609SPaolo Bonzini self.assert_qmp(result, 'return', {}) 1496e343609SPaolo Bonzini 1509974ad40SFam Zheng self.wait_until_completed() 1516e343609SPaolo Bonzini 152ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 1536e343609SPaolo Bonzini self.vm.shutdown() 1546e343609SPaolo Bonzini 155*6dede6a4SJohn Snow self.assertEqual( 156*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-c', 'map', mid_img).stdout, 157*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-c', 'map', test_img).stdout, 1586e343609SPaolo Bonzini 'image file map does not match backing file after streaming') 1596e343609SPaolo Bonzini 16037ce63ebSStefan Hajnoczi def test_device_not_found(self): 161db58f9c0SStefan Hajnoczi result = self.vm.qmp('block-stream', device='nonexistent') 1623f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 163785ec4b1SConnor Kuehl 'Cannot find device=\'nonexistent\' nor node-name=\'nonexistent\'') 16437ce63ebSStefan Hajnoczi 1650bb0aea4SKevin Wolf def test_job_id_missing(self): 1660bb0aea4SKevin Wolf result = self.vm.qmp('block-stream', device='mid') 1673f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', "Invalid job ID ''") 1680bb0aea4SKevin Wolf 1690e4a0644SMax Reitz def test_read_only(self): 1700e4a0644SMax Reitz # Create a new file that we can attach (we need a read-only top) 1710e4a0644SMax Reitz with iotests.FilePath('ro-top.img') as ro_top_path: 1720e4a0644SMax Reitz qemu_img('create', '-f', iotests.imgfmt, ro_top_path, 1730e4a0644SMax Reitz str(self.image_len)) 1740e4a0644SMax Reitz 1750e4a0644SMax Reitz result = self.vm.qmp('blockdev-add', 1760e4a0644SMax Reitz node_name='ro-top', 1770e4a0644SMax Reitz driver=iotests.imgfmt, 1780e4a0644SMax Reitz read_only=True, 1790e4a0644SMax Reitz file={ 1800e4a0644SMax Reitz 'driver': 'file', 1810e4a0644SMax Reitz 'filename': ro_top_path, 1820e4a0644SMax Reitz 'read-only': True 1830e4a0644SMax Reitz }, 1840e4a0644SMax Reitz backing='mid') 1850e4a0644SMax Reitz self.assert_qmp(result, 'return', {}) 1860e4a0644SMax Reitz 1870e4a0644SMax Reitz result = self.vm.qmp('block-stream', job_id='stream', 1880e4a0644SMax Reitz device='ro-top', base_node='base') 1890e4a0644SMax Reitz self.assert_qmp(result, 'error/desc', 'Block node is read-only') 1900e4a0644SMax Reitz 1910e4a0644SMax Reitz result = self.vm.qmp('blockdev-del', node_name='ro-top') 1920e4a0644SMax Reitz self.assert_qmp(result, 'return', {}) 1930e4a0644SMax Reitz 194774a8850SStefan Hajnoczi 195c1a34322SAlberto Garciaclass TestParallelOps(iotests.QMPTestCase): 196c1a34322SAlberto Garcia num_ops = 4 # Number of parallel block-stream operations 197c1a34322SAlberto Garcia num_imgs = num_ops * 2 + 1 1987229e121SMax Reitz image_len = num_ops * 4 * 1024 * 1024 199c1a34322SAlberto Garcia imgs = [] 200c1a34322SAlberto Garcia 201c1a34322SAlberto Garcia def setUp(self): 202c1a34322SAlberto Garcia opts = [] 203c1a34322SAlberto Garcia self.imgs = [] 204c1a34322SAlberto Garcia 205c1a34322SAlberto Garcia # Initialize file names and command-line options 206c1a34322SAlberto Garcia for i in range(self.num_imgs): 207c1a34322SAlberto Garcia img_depth = self.num_imgs - i - 1 208c1a34322SAlberto Garcia opts.append("backing." * img_depth + "node-name=node%d" % i) 209c1a34322SAlberto Garcia self.imgs.append(os.path.join(iotests.test_dir, 'img-%d.img' % i)) 210c1a34322SAlberto Garcia 211c1a34322SAlberto Garcia # Create all images 212c1a34322SAlberto Garcia iotests.create_image(self.imgs[0], self.image_len) 213c1a34322SAlberto Garcia for i in range(1, self.num_imgs): 214c1a34322SAlberto Garcia qemu_img('create', '-f', iotests.imgfmt, 215b66ff2c2SEric Blake '-o', 'backing_file=%s' % self.imgs[i-1], 216b66ff2c2SEric Blake '-F', 'raw' if i == 1 else iotests.imgfmt, self.imgs[i]) 217c1a34322SAlberto Garcia 218c1a34322SAlberto Garcia # Put data into the images we are copying data from 21939eaefceSAlberto Garcia odd_img_indexes = [x for x in reversed(range(self.num_imgs)) if x % 2 == 1] 22039eaefceSAlberto Garcia for i in range(len(odd_img_indexes)): 2217229e121SMax Reitz # Alternate between 2MB and 4MB. 222c1a34322SAlberto Garcia # This way jobs will not finish in the same order they were created 2237229e121SMax Reitz num_mb = 2 + 2 * (i % 2) 224c1a34322SAlberto Garcia qemu_io('-f', iotests.imgfmt, 2257229e121SMax Reitz '-c', 'write -P 0xFF %dM %dM' % (i * 4, num_mb), 22639eaefceSAlberto Garcia self.imgs[odd_img_indexes[i]]) 227c1a34322SAlberto Garcia 228c1a34322SAlberto Garcia # Attach the drive to the VM 229c1a34322SAlberto Garcia self.vm = iotests.VM() 230c1a34322SAlberto Garcia self.vm.add_drive(self.imgs[-1], ','.join(opts)) 231c1a34322SAlberto Garcia self.vm.launch() 232c1a34322SAlberto Garcia 233c1a34322SAlberto Garcia def tearDown(self): 234c1a34322SAlberto Garcia self.vm.shutdown() 235c1a34322SAlberto Garcia for img in self.imgs: 236c1a34322SAlberto Garcia os.remove(img) 237c1a34322SAlberto Garcia 238c1a34322SAlberto Garcia # Test that it's possible to run several block-stream operations 239c1a34322SAlberto Garcia # in parallel in the same snapshot chain 24033fe08fcSThomas Huth @unittest.skipIf(os.environ.get('QEMU_CHECK_BLOCK_AUTO'), 'disabled in CI') 241c1a34322SAlberto Garcia def test_stream_parallel(self): 242c1a34322SAlberto Garcia self.assert_no_active_block_jobs() 243c1a34322SAlberto Garcia 244c1a34322SAlberto Garcia # Check that the maps don't match before the streaming operations 245c1a34322SAlberto Garcia for i in range(2, self.num_imgs, 2): 246*6dede6a4SJohn Snow self.assertNotEqual( 247*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-rU', '-c', 'map', self.imgs[i]).stdout, 248*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-rU', '-c', 'map', self.imgs[i-1]).stdout, 249c1a34322SAlberto Garcia 'image file map matches backing file before streaming') 250c1a34322SAlberto Garcia 251c1a34322SAlberto Garcia # Create all streaming jobs 252c1a34322SAlberto Garcia pending_jobs = [] 253c1a34322SAlberto Garcia for i in range(2, self.num_imgs, 2): 254c1a34322SAlberto Garcia node_name = 'node%d' % i 255c1a34322SAlberto Garcia job_id = 'stream-%s' % node_name 256c1a34322SAlberto Garcia pending_jobs.append(job_id) 2579126a2dcSVladimir Sementsov-Ogievskiy result = self.vm.qmp('block-stream', device=node_name, 2589126a2dcSVladimir Sementsov-Ogievskiy job_id=job_id, bottom=f'node{i-1}', 2599126a2dcSVladimir Sementsov-Ogievskiy speed=1024) 260c1a34322SAlberto Garcia self.assert_qmp(result, 'return', {}) 261c1a34322SAlberto Garcia 26216e29cc0SHanna Reitz # Do this in reverse: After unthrottling them, some jobs may finish 26316e29cc0SHanna Reitz # before we have unthrottled all of them. This will drain their 26416e29cc0SHanna Reitz # subgraph, and this will make jobs above them advance (despite those 26516e29cc0SHanna Reitz # jobs on top being throttled). In the worst case, all jobs below the 26616e29cc0SHanna Reitz # top one are finished before we can unthrottle it, and this makes it 26716e29cc0SHanna Reitz # advance so far that it completes before we can unthrottle it - which 26816e29cc0SHanna Reitz # results in an error. 26916e29cc0SHanna Reitz # Starting from the top (i.e. in reverse) does not have this problem: 27016e29cc0SHanna Reitz # When a job finishes, the ones below it are not advanced. 27116e29cc0SHanna Reitz for job in reversed(pending_jobs): 2727229e121SMax Reitz result = self.vm.qmp('block-job-set-speed', device=job, speed=0) 2737229e121SMax Reitz self.assert_qmp(result, 'return', {}) 2747229e121SMax Reitz 275c1a34322SAlberto Garcia # Wait for all jobs to be finished. 276c1a34322SAlberto Garcia while len(pending_jobs) > 0: 277c1a34322SAlberto Garcia for event in self.vm.get_qmp_events(wait=True): 278c1a34322SAlberto Garcia if event['event'] == 'BLOCK_JOB_COMPLETED': 279c1a34322SAlberto Garcia job_id = self.dictpath(event, 'data/device') 280c1a34322SAlberto Garcia self.assertTrue(job_id in pending_jobs) 281c1a34322SAlberto Garcia self.assert_qmp_absent(event, 'data/error') 282c1a34322SAlberto Garcia pending_jobs.remove(job_id) 283c1a34322SAlberto Garcia 284c1a34322SAlberto Garcia self.assert_no_active_block_jobs() 285c1a34322SAlberto Garcia self.vm.shutdown() 286c1a34322SAlberto Garcia 287c1a34322SAlberto Garcia # Check that all maps match now 288c1a34322SAlberto Garcia for i in range(2, self.num_imgs, 2): 289*6dede6a4SJohn Snow self.assertEqual( 290*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-c', 'map', self.imgs[i]).stdout, 291*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-c', 'map', self.imgs[i-1]).stdout, 292c1a34322SAlberto Garcia 'image file map does not match backing file after streaming') 293c1a34322SAlberto Garcia 294eb290b78SAlberto Garcia # Test that it's not possible to perform two block-stream 295eb290b78SAlberto Garcia # operations if there are nodes involved in both. 296eb290b78SAlberto Garcia def test_overlapping_1(self): 297eb290b78SAlberto Garcia self.assert_no_active_block_jobs() 298eb290b78SAlberto Garcia 299eb290b78SAlberto Garcia # Set a speed limit to make sure that this job blocks the rest 300205736f4SAndrey Shinkevich result = self.vm.qmp('block-stream', device='node4', 301205736f4SAndrey Shinkevich job_id='stream-node4', base=self.imgs[1], 302205736f4SAndrey Shinkevich filter_node_name='stream-filter', speed=1024*1024) 303eb290b78SAlberto Garcia self.assert_qmp(result, 'return', {}) 304eb290b78SAlberto Garcia 305eb290b78SAlberto Garcia result = self.vm.qmp('block-stream', device='node5', job_id='stream-node5', base=self.imgs[2]) 3063f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 307205736f4SAndrey Shinkevich "Node 'stream-filter' is busy: block device is in use by block job: stream") 308eb290b78SAlberto Garcia 309eb290b78SAlberto Garcia result = self.vm.qmp('block-stream', device='node3', job_id='stream-node3', base=self.imgs[2]) 3103f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 3113f92d54cSMax Reitz "Node 'node3' is busy: block device is in use by block job: stream") 312eb290b78SAlberto Garcia 313eb290b78SAlberto Garcia result = self.vm.qmp('block-stream', device='node4', job_id='stream-node4-v2') 3143f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 3153f92d54cSMax Reitz "Node 'node4' is busy: block device is in use by block job: stream") 316eb290b78SAlberto Garcia 317eb290b78SAlberto Garcia # block-commit should also fail if it touches nodes used by the stream job 318eb290b78SAlberto Garcia result = self.vm.qmp('block-commit', device='drive0', base=self.imgs[4], job_id='commit-node4') 3193f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 320205736f4SAndrey Shinkevich "Node 'stream-filter' is busy: block device is in use by block job: stream") 321eb290b78SAlberto Garcia 322eb290b78SAlberto Garcia result = self.vm.qmp('block-commit', device='drive0', base=self.imgs[1], top=self.imgs[3], job_id='commit-node1') 3233f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 3243f92d54cSMax Reitz "Node 'node3' is busy: block device is in use by block job: stream") 325eb290b78SAlberto Garcia 326eb290b78SAlberto Garcia # This fails because it needs to modify the backing string in node2, which is blocked 327eb290b78SAlberto Garcia result = self.vm.qmp('block-commit', device='drive0', base=self.imgs[0], top=self.imgs[1], job_id='commit-node0') 3283f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 3293f92d54cSMax Reitz "Node 'node2' is busy: block device is in use by block job: stream") 330eb290b78SAlberto Garcia 3317229e121SMax Reitz result = self.vm.qmp('block-job-set-speed', device='stream-node4', speed=0) 3327229e121SMax Reitz self.assert_qmp(result, 'return', {}) 3337229e121SMax Reitz 334eb290b78SAlberto Garcia self.wait_until_completed(drive='stream-node4') 335eb290b78SAlberto Garcia self.assert_no_active_block_jobs() 336eb290b78SAlberto Garcia 337eb290b78SAlberto Garcia # Similar to test_overlapping_1, but with block-commit 338eb290b78SAlberto Garcia # blocking the other jobs 339eb290b78SAlberto Garcia def test_overlapping_2(self): 340eb290b78SAlberto Garcia self.assertLessEqual(9, self.num_imgs) 341eb290b78SAlberto Garcia self.assert_no_active_block_jobs() 342eb290b78SAlberto Garcia 343eb290b78SAlberto Garcia # Set a speed limit to make sure that this job blocks the rest 344eb290b78SAlberto Garcia result = self.vm.qmp('block-commit', device='drive0', top=self.imgs[5], base=self.imgs[3], job_id='commit-node3', speed=1024*1024) 345eb290b78SAlberto Garcia self.assert_qmp(result, 'return', {}) 346eb290b78SAlberto Garcia 347eb290b78SAlberto Garcia result = self.vm.qmp('block-stream', device='node3', job_id='stream-node3') 3483f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 3493f92d54cSMax Reitz "Node 'node3' is busy: block device is in use by block job: commit") 350eb290b78SAlberto Garcia 351eb290b78SAlberto Garcia result = self.vm.qmp('block-stream', device='node6', base=self.imgs[2], job_id='stream-node6') 3523f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 3533f92d54cSMax Reitz "Node 'node5' is busy: block device is in use by block job: commit") 354eb290b78SAlberto Garcia 355eb290b78SAlberto Garcia result = self.vm.qmp('block-stream', device='node4', base=self.imgs[2], job_id='stream-node4') 3563f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 3573f92d54cSMax Reitz "Node 'node4' is busy: block device is in use by block job: commit") 358eb290b78SAlberto Garcia 359eb290b78SAlberto Garcia result = self.vm.qmp('block-stream', device='node6', base=self.imgs[4], job_id='stream-node6-v2') 3603f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 3613f92d54cSMax Reitz "Node 'node5' is busy: block device is in use by block job: commit") 362eb290b78SAlberto Garcia 363eb290b78SAlberto Garcia # This fails because block-commit currently blocks the active layer even if it's not used 364eb290b78SAlberto Garcia result = self.vm.qmp('block-stream', device='drive0', base=self.imgs[5], job_id='stream-drive0') 3653f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 3663f92d54cSMax Reitz "Node 'drive0' is busy: block device is in use by block job: commit") 367eb290b78SAlberto Garcia 3687229e121SMax Reitz result = self.vm.qmp('block-job-set-speed', device='commit-node3', speed=0) 3697229e121SMax Reitz self.assert_qmp(result, 'return', {}) 3707229e121SMax Reitz 371eb290b78SAlberto Garcia self.wait_until_completed(drive='commit-node3') 372eb290b78SAlberto Garcia 373eb290b78SAlberto Garcia # Similar to test_overlapping_2, but here block-commit doesn't use the 'top' parameter. 374eb290b78SAlberto Garcia # Internally this uses a mirror block job, hence the separate test case. 375eb290b78SAlberto Garcia def test_overlapping_3(self): 376eb290b78SAlberto Garcia self.assertLessEqual(8, self.num_imgs) 377eb290b78SAlberto Garcia self.assert_no_active_block_jobs() 378eb290b78SAlberto Garcia 379eb290b78SAlberto Garcia # Set a speed limit to make sure that this job blocks the rest 380eb290b78SAlberto Garcia result = self.vm.qmp('block-commit', device='drive0', base=self.imgs[3], job_id='commit-drive0', speed=1024*1024) 381eb290b78SAlberto Garcia self.assert_qmp(result, 'return', {}) 382eb290b78SAlberto Garcia 383eb290b78SAlberto Garcia result = self.vm.qmp('block-stream', device='node5', base=self.imgs[3], job_id='stream-node6') 3843f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 3853f92d54cSMax Reitz "Node 'node5' is busy: block device is in use by block job: commit") 386eb290b78SAlberto Garcia 387b1b30ff4SKevin Wolf result = self.vm.qmp('block-job-set-speed', device='commit-drive0', speed=0) 388b1b30ff4SKevin Wolf self.assert_qmp(result, 'return', {}) 389b1b30ff4SKevin Wolf 3901dac83f1SKevin Wolf event = self.vm.event_wait(name='BLOCK_JOB_READY') 391eb290b78SAlberto Garcia self.assert_qmp(event, 'data/device', 'commit-drive0') 392eb290b78SAlberto Garcia self.assert_qmp(event, 'data/type', 'commit') 393eb290b78SAlberto Garcia self.assert_qmp_absent(event, 'data/error') 394eb290b78SAlberto Garcia 395eb290b78SAlberto Garcia result = self.vm.qmp('block-job-complete', device='commit-drive0') 396eb290b78SAlberto Garcia self.assert_qmp(result, 'return', {}) 397eb290b78SAlberto Garcia 398eb290b78SAlberto Garcia self.wait_until_completed(drive='commit-drive0') 399704d59f1SAlberto Garcia 400d20ba603SAlberto Garcia # In this case the base node of the stream job is the same as the 4013f92d54cSMax Reitz # top node of commit job. Since this results in the commit filter 4023f92d54cSMax Reitz # node being part of the stream chain, this is not allowed. 403d20ba603SAlberto Garcia def test_overlapping_4(self): 404d20ba603SAlberto Garcia self.assert_no_active_block_jobs() 405d20ba603SAlberto Garcia 406d20ba603SAlberto Garcia # Commit from node2 into node0 4077229e121SMax Reitz result = self.vm.qmp('block-commit', device='drive0', 4087229e121SMax Reitz top=self.imgs[2], base=self.imgs[0], 4093f92d54cSMax Reitz filter_node_name='commit-filter', speed=1024*1024) 410d20ba603SAlberto Garcia self.assert_qmp(result, 'return', {}) 411d20ba603SAlberto Garcia 412d20ba603SAlberto Garcia # Stream from node2 into node4 413d20ba603SAlberto Garcia result = self.vm.qmp('block-stream', device='node4', base_node='node2', job_id='node4') 4143f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 4153f92d54cSMax Reitz "Cannot freeze 'backing' link to 'commit-filter'") 416d20ba603SAlberto Garcia 4177229e121SMax Reitz result = self.vm.qmp('block-job-set-speed', device='drive0', speed=0) 4187229e121SMax Reitz self.assert_qmp(result, 'return', {}) 4197229e121SMax Reitz 420d20ba603SAlberto Garcia self.wait_until_completed() 421d20ba603SAlberto Garcia self.assert_no_active_block_jobs() 422d20ba603SAlberto Garcia 42313658cd7SMax Reitz # In this case the base node of the stream job is the commit job's 42413658cd7SMax Reitz # filter node. stream does not have a real dependency on its base 42513658cd7SMax Reitz # node, so even though commit removes it when it is done, there is 42613658cd7SMax Reitz # no conflict. 42713658cd7SMax Reitz def test_overlapping_5(self): 42813658cd7SMax Reitz self.assert_no_active_block_jobs() 42913658cd7SMax Reitz 43013658cd7SMax Reitz # Commit from node2 into node0 43113658cd7SMax Reitz result = self.vm.qmp('block-commit', device='drive0', 43213658cd7SMax Reitz top_node='node2', base_node='node0', 43313658cd7SMax Reitz filter_node_name='commit-filter', speed=1024*1024) 43413658cd7SMax Reitz self.assert_qmp(result, 'return', {}) 43513658cd7SMax Reitz 43613658cd7SMax Reitz # Stream from node2 into node4 43713658cd7SMax Reitz result = self.vm.qmp('block-stream', device='node4', 43813658cd7SMax Reitz base_node='commit-filter', job_id='node4') 43913658cd7SMax Reitz self.assert_qmp(result, 'return', {}) 44013658cd7SMax Reitz 44113658cd7SMax Reitz result = self.vm.qmp('block-job-set-speed', device='drive0', speed=0) 44213658cd7SMax Reitz self.assert_qmp(result, 'return', {}) 44313658cd7SMax Reitz 44452ea799eSJohn Snow self.vm.run_job(job='drive0', auto_dismiss=True) 44552ea799eSJohn Snow self.vm.run_job(job='node4', auto_dismiss=True) 44613658cd7SMax Reitz self.assert_no_active_block_jobs() 44713658cd7SMax Reitz 448b1e1af39SHanna Reitz # Assert that node0 is now the backing node of node4 449b1e1af39SHanna Reitz result = self.vm.qmp('query-named-block-nodes') 450b1e1af39SHanna Reitz node4 = next(node for node in result['return'] if node['node-name'] == 'node4') 451b1e1af39SHanna Reitz self.assertEqual(node4['image']['backing-image']['filename'], self.imgs[0]) 452b1e1af39SHanna Reitz 453704d59f1SAlberto Garcia # Test a block-stream and a block-commit job in parallel 45439eaefceSAlberto Garcia # Here the stream job is supposed to finish quickly in order to reproduce 45539eaefceSAlberto Garcia # the scenario that triggers the bug fixed in 3d5d319e1221 and 1a63a907507 45639eaefceSAlberto Garcia def test_stream_commit_1(self): 457704d59f1SAlberto Garcia self.assertLessEqual(8, self.num_imgs) 458704d59f1SAlberto Garcia self.assert_no_active_block_jobs() 459704d59f1SAlberto Garcia 460704d59f1SAlberto Garcia # Stream from node0 into node2 46139eaefceSAlberto Garcia result = self.vm.qmp('block-stream', device='node2', base_node='node0', job_id='node2') 462704d59f1SAlberto Garcia self.assert_qmp(result, 'return', {}) 463704d59f1SAlberto Garcia 464704d59f1SAlberto Garcia # Commit from the active layer into node3 465704d59f1SAlberto Garcia result = self.vm.qmp('block-commit', device='drive0', base=self.imgs[3]) 466704d59f1SAlberto Garcia self.assert_qmp(result, 'return', {}) 467704d59f1SAlberto Garcia 468704d59f1SAlberto Garcia # Wait for all jobs to be finished. 469704d59f1SAlberto Garcia pending_jobs = ['node2', 'drive0'] 470704d59f1SAlberto Garcia while len(pending_jobs) > 0: 471704d59f1SAlberto Garcia for event in self.vm.get_qmp_events(wait=True): 472704d59f1SAlberto Garcia if event['event'] == 'BLOCK_JOB_COMPLETED': 473704d59f1SAlberto Garcia node_name = self.dictpath(event, 'data/device') 474704d59f1SAlberto Garcia self.assertTrue(node_name in pending_jobs) 475704d59f1SAlberto Garcia self.assert_qmp_absent(event, 'data/error') 476704d59f1SAlberto Garcia pending_jobs.remove(node_name) 477704d59f1SAlberto Garcia if event['event'] == 'BLOCK_JOB_READY': 478704d59f1SAlberto Garcia self.assert_qmp(event, 'data/device', 'drive0') 479704d59f1SAlberto Garcia self.assert_qmp(event, 'data/type', 'commit') 480704d59f1SAlberto Garcia self.assert_qmp_absent(event, 'data/error') 481704d59f1SAlberto Garcia self.assertTrue('drive0' in pending_jobs) 482704d59f1SAlberto Garcia self.vm.qmp('block-job-complete', device='drive0') 483704d59f1SAlberto Garcia 484eb290b78SAlberto Garcia self.assert_no_active_block_jobs() 485eb290b78SAlberto Garcia 48639eaefceSAlberto Garcia # This is similar to test_stream_commit_1 but both jobs are slowed 48739eaefceSAlberto Garcia # down so they can run in parallel for a little while. 48839eaefceSAlberto Garcia def test_stream_commit_2(self): 48939eaefceSAlberto Garcia self.assertLessEqual(8, self.num_imgs) 49039eaefceSAlberto Garcia self.assert_no_active_block_jobs() 49139eaefceSAlberto Garcia 49239eaefceSAlberto Garcia # Stream from node0 into node4 49339eaefceSAlberto Garcia result = self.vm.qmp('block-stream', device='node4', base_node='node0', job_id='node4', speed=1024*1024) 49439eaefceSAlberto Garcia self.assert_qmp(result, 'return', {}) 49539eaefceSAlberto Garcia 49639eaefceSAlberto Garcia # Commit from the active layer into node5 49739eaefceSAlberto Garcia result = self.vm.qmp('block-commit', device='drive0', base=self.imgs[5], speed=1024*1024) 49839eaefceSAlberto Garcia self.assert_qmp(result, 'return', {}) 49939eaefceSAlberto Garcia 5007229e121SMax Reitz for job in ['drive0', 'node4']: 5017229e121SMax Reitz result = self.vm.qmp('block-job-set-speed', device=job, speed=0) 5027229e121SMax Reitz self.assert_qmp(result, 'return', {}) 5037229e121SMax Reitz 50439eaefceSAlberto Garcia # Wait for all jobs to be finished. 50539eaefceSAlberto Garcia pending_jobs = ['node4', 'drive0'] 50639eaefceSAlberto Garcia while len(pending_jobs) > 0: 50739eaefceSAlberto Garcia for event in self.vm.get_qmp_events(wait=True): 50839eaefceSAlberto Garcia if event['event'] == 'BLOCK_JOB_COMPLETED': 50939eaefceSAlberto Garcia node_name = self.dictpath(event, 'data/device') 51039eaefceSAlberto Garcia self.assertTrue(node_name in pending_jobs) 51139eaefceSAlberto Garcia self.assert_qmp_absent(event, 'data/error') 51239eaefceSAlberto Garcia pending_jobs.remove(node_name) 51339eaefceSAlberto Garcia if event['event'] == 'BLOCK_JOB_READY': 51439eaefceSAlberto Garcia self.assert_qmp(event, 'data/device', 'drive0') 51539eaefceSAlberto Garcia self.assert_qmp(event, 'data/type', 'commit') 51639eaefceSAlberto Garcia self.assert_qmp_absent(event, 'data/error') 51739eaefceSAlberto Garcia self.assertTrue('drive0' in pending_jobs) 51839eaefceSAlberto Garcia self.vm.qmp('block-job-complete', device='drive0') 51939eaefceSAlberto Garcia 52039eaefceSAlberto Garcia self.assert_no_active_block_jobs() 52139eaefceSAlberto Garcia 5227eb13c9dSAlberto Garcia # Test the base_node parameter 5237eb13c9dSAlberto Garcia def test_stream_base_node_name(self): 5247eb13c9dSAlberto Garcia self.assert_no_active_block_jobs() 5257eb13c9dSAlberto Garcia 526*6dede6a4SJohn Snow self.assertNotEqual( 527*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-rU', '-c', 'map', self.imgs[4]).stdout, 528*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-rU', '-c', 'map', self.imgs[3]).stdout, 5297eb13c9dSAlberto Garcia 'image file map matches backing file before streaming') 5307eb13c9dSAlberto Garcia 5317eb13c9dSAlberto Garcia # Error: the base node does not exist 5327eb13c9dSAlberto Garcia result = self.vm.qmp('block-stream', device='node4', base_node='none', job_id='stream') 5333f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 534785ec4b1SConnor Kuehl 'Cannot find device=\'\' nor node-name=\'none\'') 5357eb13c9dSAlberto Garcia 5367eb13c9dSAlberto Garcia # Error: the base node is not a backing file of the top node 5377eb13c9dSAlberto Garcia result = self.vm.qmp('block-stream', device='node4', base_node='node6', job_id='stream') 5383f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 5393f92d54cSMax Reitz "Node 'node6' is not a backing image of 'node4'") 5407eb13c9dSAlberto Garcia 5417eb13c9dSAlberto Garcia # Error: the base node is the same as the top node 5427eb13c9dSAlberto Garcia result = self.vm.qmp('block-stream', device='node4', base_node='node4', job_id='stream') 5433f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 5443f92d54cSMax Reitz "Node 'node4' is not a backing image of 'node4'") 5457eb13c9dSAlberto Garcia 5467eb13c9dSAlberto Garcia # Error: cannot specify 'base' and 'base-node' at the same time 5477eb13c9dSAlberto Garcia result = self.vm.qmp('block-stream', device='node4', base=self.imgs[2], base_node='node2', job_id='stream') 5483f92d54cSMax Reitz self.assert_qmp(result, 'error/desc', 5493f92d54cSMax Reitz "'base' and 'base-node' cannot be specified at the same time") 5507eb13c9dSAlberto Garcia 5517eb13c9dSAlberto Garcia # Success: the base node is a backing file of the top node 5527eb13c9dSAlberto Garcia result = self.vm.qmp('block-stream', device='node4', base_node='node2', job_id='stream') 5537eb13c9dSAlberto Garcia self.assert_qmp(result, 'return', {}) 5547eb13c9dSAlberto Garcia 5557eb13c9dSAlberto Garcia self.wait_until_completed(drive='stream') 5567eb13c9dSAlberto Garcia 5577eb13c9dSAlberto Garcia self.assert_no_active_block_jobs() 5587eb13c9dSAlberto Garcia self.vm.shutdown() 5597eb13c9dSAlberto Garcia 560*6dede6a4SJohn Snow self.assertEqual( 561*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-c', 'map', self.imgs[4]).stdout, 562*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-c', 'map', self.imgs[3]).stdout, 5637eb13c9dSAlberto Garcia 'image file map matches backing file after streaming') 5647eb13c9dSAlberto Garcia 56548361afbSAlberto Garciaclass TestQuorum(iotests.QMPTestCase): 56648361afbSAlberto Garcia num_children = 3 56748361afbSAlberto Garcia children = [] 56848361afbSAlberto Garcia backing = [] 56948361afbSAlberto Garcia 5709442bebeSThomas Huth @iotests.skip_if_unsupported(['quorum']) 57148361afbSAlberto Garcia def setUp(self): 57248361afbSAlberto Garcia opts = ['driver=quorum', 'vote-threshold=2'] 57348361afbSAlberto Garcia 57448361afbSAlberto Garcia # Initialize file names and command-line options 57548361afbSAlberto Garcia for i in range(self.num_children): 57648361afbSAlberto Garcia child_img = os.path.join(iotests.test_dir, 'img-%d.img' % i) 57748361afbSAlberto Garcia backing_img = os.path.join(iotests.test_dir, 'backing-%d.img' % i) 57848361afbSAlberto Garcia self.children.append(child_img) 57948361afbSAlberto Garcia self.backing.append(backing_img) 58048361afbSAlberto Garcia qemu_img('create', '-f', iotests.imgfmt, backing_img, '1M') 58148361afbSAlberto Garcia qemu_io('-f', iotests.imgfmt, 58248361afbSAlberto Garcia '-c', 'write -P 0x55 0 1024', backing_img) 58348361afbSAlberto Garcia qemu_img('create', '-f', iotests.imgfmt, 584b66ff2c2SEric Blake '-o', 'backing_file=%s' % backing_img, 585b66ff2c2SEric Blake '-F', iotests.imgfmt, child_img) 58648361afbSAlberto Garcia opts.append("children.%d.file.filename=%s" % (i, child_img)) 58748361afbSAlberto Garcia opts.append("children.%d.node-name=node%d" % (i, i)) 58848361afbSAlberto Garcia 58948361afbSAlberto Garcia # Attach the drive to the VM 59048361afbSAlberto Garcia self.vm = iotests.VM() 59148361afbSAlberto Garcia self.vm.add_drive(path = None, opts = ','.join(opts)) 59248361afbSAlberto Garcia self.vm.launch() 59348361afbSAlberto Garcia 59448361afbSAlberto Garcia def tearDown(self): 59548361afbSAlberto Garcia self.vm.shutdown() 59648361afbSAlberto Garcia for img in self.children: 59748361afbSAlberto Garcia os.remove(img) 59848361afbSAlberto Garcia for img in self.backing: 59948361afbSAlberto Garcia os.remove(img) 60048361afbSAlberto Garcia 60148361afbSAlberto Garcia def test_stream_quorum(self): 602*6dede6a4SJohn Snow self.assertNotEqual( 603*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-rU', '-c', 'map', self.children[0]).stdout, 604*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-rU', '-c', 'map', self.backing[0]).stdout, 60548361afbSAlberto Garcia 'image file map matches backing file before streaming') 60648361afbSAlberto Garcia 60748361afbSAlberto Garcia self.assert_no_active_block_jobs() 60848361afbSAlberto Garcia 60948361afbSAlberto Garcia result = self.vm.qmp('block-stream', device='node0', job_id='stream-node0') 61048361afbSAlberto Garcia self.assert_qmp(result, 'return', {}) 61148361afbSAlberto Garcia 61248361afbSAlberto Garcia self.wait_until_completed(drive='stream-node0') 61348361afbSAlberto Garcia 61448361afbSAlberto Garcia self.assert_no_active_block_jobs() 61548361afbSAlberto Garcia self.vm.shutdown() 61648361afbSAlberto Garcia 617*6dede6a4SJohn Snow self.assertEqual( 618*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-c', 'map', self.children[0]).stdout, 619*6dede6a4SJohn Snow qemu_io('-f', iotests.imgfmt, '-c', 'map', self.backing[0]).stdout, 62048361afbSAlberto Garcia 'image file map does not match backing file after streaming') 62148361afbSAlberto Garcia 6222499a096SStefan Hajnocziclass TestSmallerBackingFile(iotests.QMPTestCase): 623774a8850SStefan Hajnoczi backing_len = 1 * 1024 * 1024 # MB 624774a8850SStefan Hajnoczi image_len = 2 * backing_len 625774a8850SStefan Hajnoczi 626774a8850SStefan Hajnoczi def setUp(self): 6272499a096SStefan Hajnoczi iotests.create_image(backing_img, self.backing_len) 628b66ff2c2SEric Blake qemu_img('create', '-f', iotests.imgfmt, 629b66ff2c2SEric Blake '-o', 'backing_file=%s' % backing_img, 630b66ff2c2SEric Blake '-F', 'raw', test_img, str(self.image_len)) 631774a8850SStefan Hajnoczi self.vm = iotests.VM().add_drive(test_img) 632774a8850SStefan Hajnoczi self.vm.launch() 633774a8850SStefan Hajnoczi 634774a8850SStefan Hajnoczi # If this hangs, then you are missing a fix to complete streaming when the 635774a8850SStefan Hajnoczi # end of the backing file is reached. 636774a8850SStefan Hajnoczi def test_stream(self): 637ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 638774a8850SStefan Hajnoczi 639774a8850SStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0') 640774a8850SStefan Hajnoczi self.assert_qmp(result, 'return', {}) 641774a8850SStefan Hajnoczi 6429974ad40SFam Zheng self.wait_until_completed() 643774a8850SStefan Hajnoczi 644ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 645774a8850SStefan Hajnoczi self.vm.shutdown() 646774a8850SStefan Hajnoczi 6472499a096SStefan Hajnocziclass TestErrors(iotests.QMPTestCase): 64890f0b711SPaolo Bonzini image_len = 2 * 1024 * 1024 # MB 64990f0b711SPaolo Bonzini 65090f0b711SPaolo Bonzini # this should match STREAM_BUFFER_SIZE/512 in block/stream.c 65190f0b711SPaolo Bonzini STREAM_BUFFER_SIZE = 512 * 1024 65290f0b711SPaolo Bonzini 65390f0b711SPaolo Bonzini def create_blkdebug_file(self, name, event, errno): 65490f0b711SPaolo Bonzini file = open(name, 'w') 65590f0b711SPaolo Bonzini file.write(''' 65690f0b711SPaolo Bonzini[inject-error] 65790f0b711SPaolo Bonzinistate = "1" 65890f0b711SPaolo Bonzinievent = "%s" 65990f0b711SPaolo Bonzinierrno = "%d" 66090f0b711SPaolo Bonziniimmediately = "off" 66190f0b711SPaolo Bonzinionce = "on" 66290f0b711SPaolo Bonzinisector = "%d" 66390f0b711SPaolo Bonzini 66490f0b711SPaolo Bonzini[set-state] 66590f0b711SPaolo Bonzinistate = "1" 66690f0b711SPaolo Bonzinievent = "%s" 66790f0b711SPaolo Bonzininew_state = "2" 66890f0b711SPaolo Bonzini 66990f0b711SPaolo Bonzini[set-state] 67090f0b711SPaolo Bonzinistate = "2" 67190f0b711SPaolo Bonzinievent = "%s" 67290f0b711SPaolo Bonzininew_state = "1" 6739a3a9a63SMax Reitz''' % (event, errno, self.STREAM_BUFFER_SIZE // 512, event, event)) 67490f0b711SPaolo Bonzini file.close() 67590f0b711SPaolo Bonzini 67690f0b711SPaolo Bonziniclass TestEIO(TestErrors): 67790f0b711SPaolo Bonzini def setUp(self): 67890f0b711SPaolo Bonzini self.blkdebug_file = backing_img + ".blkdebug" 6792499a096SStefan Hajnoczi iotests.create_image(backing_img, TestErrors.image_len) 68090f0b711SPaolo Bonzini self.create_blkdebug_file(self.blkdebug_file, "read_aio", 5) 68190f0b711SPaolo Bonzini qemu_img('create', '-f', iotests.imgfmt, 68290f0b711SPaolo Bonzini '-o', 'backing_file=blkdebug:%s:%s,backing_fmt=raw' 68390f0b711SPaolo Bonzini % (self.blkdebug_file, backing_img), 68490f0b711SPaolo Bonzini test_img) 68590f0b711SPaolo Bonzini self.vm = iotests.VM().add_drive(test_img) 68690f0b711SPaolo Bonzini self.vm.launch() 68790f0b711SPaolo Bonzini 68890f0b711SPaolo Bonzini def tearDown(self): 68990f0b711SPaolo Bonzini self.vm.shutdown() 69090f0b711SPaolo Bonzini os.remove(test_img) 69190f0b711SPaolo Bonzini os.remove(backing_img) 69290f0b711SPaolo Bonzini os.remove(self.blkdebug_file) 69390f0b711SPaolo Bonzini 69490f0b711SPaolo Bonzini def test_report(self): 695ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 69690f0b711SPaolo Bonzini 69790f0b711SPaolo Bonzini result = self.vm.qmp('block-stream', device='drive0') 69890f0b711SPaolo Bonzini self.assert_qmp(result, 'return', {}) 69990f0b711SPaolo Bonzini 70090f0b711SPaolo Bonzini completed = False 70190f0b711SPaolo Bonzini error = False 70290f0b711SPaolo Bonzini while not completed: 70390f0b711SPaolo Bonzini for event in self.vm.get_qmp_events(wait=True): 70490f0b711SPaolo Bonzini if event['event'] == 'BLOCK_JOB_ERROR': 70590f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 70690f0b711SPaolo Bonzini self.assert_qmp(event, 'data/operation', 'read') 70790f0b711SPaolo Bonzini error = True 70890f0b711SPaolo Bonzini elif event['event'] == 'BLOCK_JOB_COMPLETED': 70990f0b711SPaolo Bonzini self.assertTrue(error, 'job completed unexpectedly') 71090f0b711SPaolo Bonzini self.assert_qmp(event, 'data/type', 'stream') 71190f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 71290f0b711SPaolo Bonzini self.assert_qmp(event, 'data/error', 'Input/output error') 71390f0b711SPaolo Bonzini self.assert_qmp(event, 'data/offset', self.STREAM_BUFFER_SIZE) 71490f0b711SPaolo Bonzini self.assert_qmp(event, 'data/len', self.image_len) 71590f0b711SPaolo Bonzini completed = True 7161dac83f1SKevin Wolf elif event['event'] == 'JOB_STATUS_CHANGE': 7171dac83f1SKevin Wolf self.assert_qmp(event, 'data/id', 'drive0') 71890f0b711SPaolo Bonzini 719ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 72090f0b711SPaolo Bonzini self.vm.shutdown() 72190f0b711SPaolo Bonzini 72290f0b711SPaolo Bonzini def test_ignore(self): 723ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 72490f0b711SPaolo Bonzini 72590f0b711SPaolo Bonzini result = self.vm.qmp('block-stream', device='drive0', on_error='ignore') 72690f0b711SPaolo Bonzini self.assert_qmp(result, 'return', {}) 72790f0b711SPaolo Bonzini 72890f0b711SPaolo Bonzini error = False 72990f0b711SPaolo Bonzini completed = False 73090f0b711SPaolo Bonzini while not completed: 73190f0b711SPaolo Bonzini for event in self.vm.get_qmp_events(wait=True): 73290f0b711SPaolo Bonzini if event['event'] == 'BLOCK_JOB_ERROR': 7332c3b44daSJohn Snow error = True 73490f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 73590f0b711SPaolo Bonzini self.assert_qmp(event, 'data/operation', 'read') 73690f0b711SPaolo Bonzini result = self.vm.qmp('query-block-jobs') 7372c3b44daSJohn Snow if result == {'return': []}: 7382c3b44daSJohn Snow # Job finished too quickly 7392c3b44daSJohn Snow continue 740d5699c0dSHanna Reitz self.assertIn(result['return'][0]['status'], 741d5699c0dSHanna Reitz ['running', 'pending', 'aborting', 'concluded']) 74290f0b711SPaolo Bonzini elif event['event'] == 'BLOCK_JOB_COMPLETED': 74390f0b711SPaolo Bonzini self.assertTrue(error, 'job completed unexpectedly') 74490f0b711SPaolo Bonzini self.assert_qmp(event, 'data/type', 'stream') 74590f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 74690f0b711SPaolo Bonzini self.assert_qmp(event, 'data/error', 'Input/output error') 74790f0b711SPaolo Bonzini self.assert_qmp(event, 'data/offset', self.image_len) 74890f0b711SPaolo Bonzini self.assert_qmp(event, 'data/len', self.image_len) 74990f0b711SPaolo Bonzini completed = True 7501dac83f1SKevin Wolf elif event['event'] == 'JOB_STATUS_CHANGE': 7511dac83f1SKevin Wolf self.assert_qmp(event, 'data/id', 'drive0') 75290f0b711SPaolo Bonzini 753ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 75490f0b711SPaolo Bonzini self.vm.shutdown() 75590f0b711SPaolo Bonzini 75690f0b711SPaolo Bonzini def test_stop(self): 757ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 75890f0b711SPaolo Bonzini 75990f0b711SPaolo Bonzini result = self.vm.qmp('block-stream', device='drive0', on_error='stop') 76090f0b711SPaolo Bonzini self.assert_qmp(result, 'return', {}) 76190f0b711SPaolo Bonzini 76290f0b711SPaolo Bonzini error = False 76390f0b711SPaolo Bonzini completed = False 76490f0b711SPaolo Bonzini while not completed: 76590f0b711SPaolo Bonzini for event in self.vm.get_qmp_events(wait=True): 76690f0b711SPaolo Bonzini if event['event'] == 'BLOCK_JOB_ERROR': 76701809194SJohn Snow error = True 76890f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 76990f0b711SPaolo Bonzini self.assert_qmp(event, 'data/operation', 'read') 77090f0b711SPaolo Bonzini 771d5699c0dSHanna Reitz if self.vm.qmp('query-block-jobs')['return'][0]['status'] != 'paused': 772d5699c0dSHanna Reitz self.vm.events_wait([( 773d5699c0dSHanna Reitz 'JOB_STATUS_CHANGE', 774d5699c0dSHanna Reitz {'data': {'id': 'drive0', 'status': 'paused'}} 775d5699c0dSHanna Reitz )]) 776d5699c0dSHanna Reitz 77790f0b711SPaolo Bonzini result = self.vm.qmp('query-block-jobs') 778d5699c0dSHanna Reitz self.assert_qmp(result, 'return[0]/status', 'paused') 77990f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/offset', self.STREAM_BUFFER_SIZE) 78090f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/io-status', 'failed') 78190f0b711SPaolo Bonzini 78290f0b711SPaolo Bonzini result = self.vm.qmp('block-job-resume', device='drive0') 78390f0b711SPaolo Bonzini self.assert_qmp(result, 'return', {}) 78490f0b711SPaolo Bonzini 78590f0b711SPaolo Bonzini result = self.vm.qmp('query-block-jobs') 78601809194SJohn Snow if result == {'return': []}: 78701809194SJohn Snow # Race; likely already finished. Check. 78801809194SJohn Snow continue 789d5699c0dSHanna Reitz self.assertIn(result['return'][0]['status'], 790d5699c0dSHanna Reitz ['running', 'pending', 'aborting', 'concluded']) 79190f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/io-status', 'ok') 79290f0b711SPaolo Bonzini elif event['event'] == 'BLOCK_JOB_COMPLETED': 79390f0b711SPaolo Bonzini self.assertTrue(error, 'job completed unexpectedly') 79490f0b711SPaolo Bonzini self.assert_qmp(event, 'data/type', 'stream') 79590f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 79690f0b711SPaolo Bonzini self.assert_qmp_absent(event, 'data/error') 79790f0b711SPaolo Bonzini self.assert_qmp(event, 'data/offset', self.image_len) 79890f0b711SPaolo Bonzini self.assert_qmp(event, 'data/len', self.image_len) 79990f0b711SPaolo Bonzini completed = True 8001dac83f1SKevin Wolf elif event['event'] == 'JOB_STATUS_CHANGE': 8011dac83f1SKevin Wolf self.assert_qmp(event, 'data/id', 'drive0') 80290f0b711SPaolo Bonzini 803ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 80490f0b711SPaolo Bonzini self.vm.shutdown() 80590f0b711SPaolo Bonzini 80690f0b711SPaolo Bonzini def test_enospc(self): 807ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 80890f0b711SPaolo Bonzini 80990f0b711SPaolo Bonzini result = self.vm.qmp('block-stream', device='drive0', on_error='enospc') 81090f0b711SPaolo Bonzini self.assert_qmp(result, 'return', {}) 81190f0b711SPaolo Bonzini 81290f0b711SPaolo Bonzini completed = False 81390f0b711SPaolo Bonzini error = False 81490f0b711SPaolo Bonzini while not completed: 81590f0b711SPaolo Bonzini for event in self.vm.get_qmp_events(wait=True): 81690f0b711SPaolo Bonzini if event['event'] == 'BLOCK_JOB_ERROR': 81790f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 81890f0b711SPaolo Bonzini self.assert_qmp(event, 'data/operation', 'read') 81990f0b711SPaolo Bonzini error = True 82090f0b711SPaolo Bonzini elif event['event'] == 'BLOCK_JOB_COMPLETED': 82190f0b711SPaolo Bonzini self.assertTrue(error, 'job completed unexpectedly') 82290f0b711SPaolo Bonzini self.assert_qmp(event, 'data/type', 'stream') 82390f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 82490f0b711SPaolo Bonzini self.assert_qmp(event, 'data/error', 'Input/output error') 82590f0b711SPaolo Bonzini self.assert_qmp(event, 'data/offset', self.STREAM_BUFFER_SIZE) 82690f0b711SPaolo Bonzini self.assert_qmp(event, 'data/len', self.image_len) 82790f0b711SPaolo Bonzini completed = True 8281dac83f1SKevin Wolf elif event['event'] == 'JOB_STATUS_CHANGE': 8291dac83f1SKevin Wolf self.assert_qmp(event, 'data/id', 'drive0') 83090f0b711SPaolo Bonzini 831ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 83290f0b711SPaolo Bonzini self.vm.shutdown() 83390f0b711SPaolo Bonzini 83490f0b711SPaolo Bonziniclass TestENOSPC(TestErrors): 83590f0b711SPaolo Bonzini def setUp(self): 83690f0b711SPaolo Bonzini self.blkdebug_file = backing_img + ".blkdebug" 8372499a096SStefan Hajnoczi iotests.create_image(backing_img, TestErrors.image_len) 83890f0b711SPaolo Bonzini self.create_blkdebug_file(self.blkdebug_file, "read_aio", 28) 83990f0b711SPaolo Bonzini qemu_img('create', '-f', iotests.imgfmt, 84090f0b711SPaolo Bonzini '-o', 'backing_file=blkdebug:%s:%s,backing_fmt=raw' 84190f0b711SPaolo Bonzini % (self.blkdebug_file, backing_img), 84290f0b711SPaolo Bonzini test_img) 84390f0b711SPaolo Bonzini self.vm = iotests.VM().add_drive(test_img) 84490f0b711SPaolo Bonzini self.vm.launch() 84590f0b711SPaolo Bonzini 84690f0b711SPaolo Bonzini def tearDown(self): 84790f0b711SPaolo Bonzini self.vm.shutdown() 84890f0b711SPaolo Bonzini os.remove(test_img) 84990f0b711SPaolo Bonzini os.remove(backing_img) 85090f0b711SPaolo Bonzini os.remove(self.blkdebug_file) 85190f0b711SPaolo Bonzini 85290f0b711SPaolo Bonzini def test_enospc(self): 853ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 85490f0b711SPaolo Bonzini 85590f0b711SPaolo Bonzini result = self.vm.qmp('block-stream', device='drive0', on_error='enospc') 85690f0b711SPaolo Bonzini self.assert_qmp(result, 'return', {}) 85790f0b711SPaolo Bonzini 85890f0b711SPaolo Bonzini error = False 85990f0b711SPaolo Bonzini completed = False 86090f0b711SPaolo Bonzini while not completed: 86190f0b711SPaolo Bonzini for event in self.vm.get_qmp_events(wait=True): 86290f0b711SPaolo Bonzini if event['event'] == 'BLOCK_JOB_ERROR': 86390f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 86490f0b711SPaolo Bonzini self.assert_qmp(event, 'data/operation', 'read') 865dca9b6a2SMax Reitz error = True 86690f0b711SPaolo Bonzini 867d5699c0dSHanna Reitz if self.vm.qmp('query-block-jobs')['return'][0]['status'] != 'paused': 868d5699c0dSHanna Reitz self.vm.events_wait([( 869d5699c0dSHanna Reitz 'JOB_STATUS_CHANGE', 870d5699c0dSHanna Reitz {'data': {'id': 'drive0', 'status': 'paused'}} 871d5699c0dSHanna Reitz )]) 872d5699c0dSHanna Reitz 87390f0b711SPaolo Bonzini result = self.vm.qmp('query-block-jobs') 874d5699c0dSHanna Reitz self.assert_qmp(result, 'return[0]/status', 'paused') 87590f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/offset', self.STREAM_BUFFER_SIZE) 87690f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/io-status', 'nospace') 87790f0b711SPaolo Bonzini 87890f0b711SPaolo Bonzini result = self.vm.qmp('block-job-resume', device='drive0') 87990f0b711SPaolo Bonzini self.assert_qmp(result, 'return', {}) 88090f0b711SPaolo Bonzini 88190f0b711SPaolo Bonzini result = self.vm.qmp('query-block-jobs') 882dca9b6a2SMax Reitz if result == {'return': []}: 883dca9b6a2SMax Reitz # Race; likely already finished. Check. 884dca9b6a2SMax Reitz continue 885d5699c0dSHanna Reitz self.assertIn(result['return'][0]['status'], 886d5699c0dSHanna Reitz ['running', 'pending', 'aborting', 'concluded']) 88790f0b711SPaolo Bonzini self.assert_qmp(result, 'return[0]/io-status', 'ok') 88890f0b711SPaolo Bonzini elif event['event'] == 'BLOCK_JOB_COMPLETED': 88990f0b711SPaolo Bonzini self.assertTrue(error, 'job completed unexpectedly') 89090f0b711SPaolo Bonzini self.assert_qmp(event, 'data/type', 'stream') 89190f0b711SPaolo Bonzini self.assert_qmp(event, 'data/device', 'drive0') 89290f0b711SPaolo Bonzini self.assert_qmp_absent(event, 'data/error') 89390f0b711SPaolo Bonzini self.assert_qmp(event, 'data/offset', self.image_len) 89490f0b711SPaolo Bonzini self.assert_qmp(event, 'data/len', self.image_len) 89590f0b711SPaolo Bonzini completed = True 8961dac83f1SKevin Wolf elif event['event'] == 'JOB_STATUS_CHANGE': 8971dac83f1SKevin Wolf self.assert_qmp(event, 'data/id', 'drive0') 89890f0b711SPaolo Bonzini 899ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 90090f0b711SPaolo Bonzini self.vm.shutdown() 901774a8850SStefan Hajnoczi 9022499a096SStefan Hajnocziclass TestStreamStop(iotests.QMPTestCase): 90337ce63ebSStefan Hajnoczi image_len = 8 * 1024 * 1024 * 1024 # GB 90437ce63ebSStefan Hajnoczi 90537ce63ebSStefan Hajnoczi def setUp(self): 90637ce63ebSStefan Hajnoczi qemu_img('create', backing_img, str(TestStreamStop.image_len)) 90790c9b167SKevin Wolf qemu_io('-f', 'raw', '-c', 'write -P 0x1 0 32M', backing_img) 908b66ff2c2SEric Blake qemu_img('create', '-f', iotests.imgfmt, 909b66ff2c2SEric Blake '-o', 'backing_file=%s' % backing_img, 910b66ff2c2SEric Blake '-F', 'raw', test_img) 91190c9b167SKevin Wolf qemu_io('-f', iotests.imgfmt, '-c', 'write -P 0x1 32M 32M', test_img) 912b59b3d57SFam Zheng self.vm = iotests.VM().add_drive("blkdebug::" + test_img) 91337ce63ebSStefan Hajnoczi self.vm.launch() 91437ce63ebSStefan Hajnoczi 91537ce63ebSStefan Hajnoczi def tearDown(self): 91637ce63ebSStefan Hajnoczi self.vm.shutdown() 91737ce63ebSStefan Hajnoczi os.remove(test_img) 91837ce63ebSStefan Hajnoczi os.remove(backing_img) 91937ce63ebSStefan Hajnoczi 92037ce63ebSStefan Hajnoczi def test_stream_stop(self): 921ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 92237ce63ebSStefan Hajnoczi 923b59b3d57SFam Zheng self.vm.pause_drive('drive0') 924db58f9c0SStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0') 92537ce63ebSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 92637ce63ebSStefan Hajnoczi 9270fd05e8dSPaolo Bonzini time.sleep(0.1) 92837ce63ebSStefan Hajnoczi events = self.vm.get_qmp_events(wait=False) 9291dac83f1SKevin Wolf for e in events: 9301dac83f1SKevin Wolf self.assert_qmp(e, 'event', 'JOB_STATUS_CHANGE') 9311dac83f1SKevin Wolf self.assert_qmp(e, 'data/id', 'drive0') 93237ce63ebSStefan Hajnoczi 933b59b3d57SFam Zheng self.cancel_and_wait(resume=True) 93437ce63ebSStefan Hajnoczi 9352499a096SStefan Hajnocziclass TestSetSpeed(iotests.QMPTestCase): 93637ce63ebSStefan Hajnoczi image_len = 80 * 1024 * 1024 # MB 93737ce63ebSStefan Hajnoczi 93837ce63ebSStefan Hajnoczi def setUp(self): 93937ce63ebSStefan Hajnoczi qemu_img('create', backing_img, str(TestSetSpeed.image_len)) 94090c9b167SKevin Wolf qemu_io('-f', 'raw', '-c', 'write -P 0x1 0 32M', backing_img) 941b66ff2c2SEric Blake qemu_img('create', '-f', iotests.imgfmt, 942b66ff2c2SEric Blake '-o', 'backing_file=%s' % backing_img, 943b66ff2c2SEric Blake '-F', 'raw', test_img) 94490c9b167SKevin Wolf qemu_io('-f', iotests.imgfmt, '-c', 'write -P 0x1 32M 32M', test_img) 945b59b3d57SFam Zheng self.vm = iotests.VM().add_drive('blkdebug::' + test_img) 94637ce63ebSStefan Hajnoczi self.vm.launch() 94737ce63ebSStefan Hajnoczi 94837ce63ebSStefan Hajnoczi def tearDown(self): 94937ce63ebSStefan Hajnoczi self.vm.shutdown() 95037ce63ebSStefan Hajnoczi os.remove(test_img) 95137ce63ebSStefan Hajnoczi os.remove(backing_img) 95237ce63ebSStefan Hajnoczi 953e425306aSStefan Hajnoczi # This is a short performance test which is not run by default. 954e425306aSStefan Hajnoczi # Invoke "IMGFMT=qed ./030 TestSetSpeed.perf_test_throughput" 955e425306aSStefan Hajnoczi def perf_test_throughput(self): 956ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 95737ce63ebSStefan Hajnoczi 958db58f9c0SStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0') 95937ce63ebSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 96037ce63ebSStefan Hajnoczi 961e425306aSStefan Hajnoczi result = self.vm.qmp('block-job-set-speed', device='drive0', speed=8 * 1024 * 1024) 96237ce63ebSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 96337ce63ebSStefan Hajnoczi 9649974ad40SFam Zheng self.wait_until_completed() 96537ce63ebSStefan Hajnoczi 966ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 96737ce63ebSStefan Hajnoczi 968e425306aSStefan Hajnoczi def test_set_speed(self): 969ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 970e425306aSStefan Hajnoczi 971b59b3d57SFam Zheng self.vm.pause_drive('drive0') 972e425306aSStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0') 973e425306aSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 974e425306aSStefan Hajnoczi 975e425306aSStefan Hajnoczi # Default speed is 0 976e425306aSStefan Hajnoczi result = self.vm.qmp('query-block-jobs') 977e425306aSStefan Hajnoczi self.assert_qmp(result, 'return[0]/device', 'drive0') 978e425306aSStefan Hajnoczi self.assert_qmp(result, 'return[0]/speed', 0) 979e425306aSStefan Hajnoczi 980e425306aSStefan Hajnoczi result = self.vm.qmp('block-job-set-speed', device='drive0', speed=8 * 1024 * 1024) 981e425306aSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 982e425306aSStefan Hajnoczi 983e425306aSStefan Hajnoczi # Ensure the speed we set was accepted 984e425306aSStefan Hajnoczi result = self.vm.qmp('query-block-jobs') 985e425306aSStefan Hajnoczi self.assert_qmp(result, 'return[0]/device', 'drive0') 986e425306aSStefan Hajnoczi self.assert_qmp(result, 'return[0]/speed', 8 * 1024 * 1024) 987e425306aSStefan Hajnoczi 988b59b3d57SFam Zheng self.cancel_and_wait(resume=True) 989b59b3d57SFam Zheng self.vm.pause_drive('drive0') 990e425306aSStefan Hajnoczi 991e425306aSStefan Hajnoczi # Check setting speed in block-stream works 992e425306aSStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0', speed=4 * 1024 * 1024) 993e425306aSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 994e425306aSStefan Hajnoczi 995e425306aSStefan Hajnoczi result = self.vm.qmp('query-block-jobs') 996e425306aSStefan Hajnoczi self.assert_qmp(result, 'return[0]/device', 'drive0') 997e425306aSStefan Hajnoczi self.assert_qmp(result, 'return[0]/speed', 4 * 1024 * 1024) 998e425306aSStefan Hajnoczi 999b59b3d57SFam Zheng self.cancel_and_wait(resume=True) 1000e425306aSStefan Hajnoczi 1001e425306aSStefan Hajnoczi def test_set_speed_invalid(self): 1002ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 1003e425306aSStefan Hajnoczi 1004e425306aSStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0', speed=-1) 10051ef7d9d3SKevin Wolf self.assert_qmp(result, 'error/desc', "Parameter 'speed' expects a non-negative value") 1006e425306aSStefan Hajnoczi 1007ecc1c88eSStefan Hajnoczi self.assert_no_active_block_jobs() 1008e425306aSStefan Hajnoczi 1009dca9b6a2SMax Reitz self.vm.pause_drive('drive0') 1010e425306aSStefan Hajnoczi result = self.vm.qmp('block-stream', device='drive0') 1011e425306aSStefan Hajnoczi self.assert_qmp(result, 'return', {}) 1012e425306aSStefan Hajnoczi 1013e425306aSStefan Hajnoczi result = self.vm.qmp('block-job-set-speed', device='drive0', speed=-1) 10141ef7d9d3SKevin Wolf self.assert_qmp(result, 'error/desc', "Parameter 'speed' expects a non-negative value") 1015e425306aSStefan Hajnoczi 1016dca9b6a2SMax Reitz self.cancel_and_wait(resume=True) 1017e425306aSStefan Hajnoczi 101837ce63ebSStefan Hajnocziif __name__ == '__main__': 1019103cbc77SMax Reitz iotests.main(supported_fmts=['qcow2', 'qed'], 1020103cbc77SMax Reitz supported_protocols=['file']) 1021