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	 7c47752608
			
		
	
	
		7c47752608
		
	
	
	
	
		
			
			Use the program search path to find the Python 3 interpreter.
Patch created mechanically by running:
  $ sed -i "s,^#\!/usr/bin/\(env\ \)\?python$,#\!/usr/bin/env python3," \
      $(git grep -lF '#!/usr/bin/env python' \
      | xargs grep -L 'if __name__.*__main__')
Reported-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Suggested-by: Daniel P. Berrangé <berrange@redhat.com>
Suggested-by: Stefan Hajnoczi <stefanha@redhat.com>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20200130163232.10446-11-philmd@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
		
	
			
		
			
				
	
	
		
			110 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			110 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
| #!/usr/bin/env python3
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| #
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| # Copyright (C) 2018 Red Hat, Inc.
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| #
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| # This program is free software; you can redistribute it and/or modify
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| # it under the terms of the GNU General Public License as published by
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| # the Free Software Foundation; either version 2 of the License, or
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| # (at your option) any later version.
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| #
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| # This program is distributed in the hope that it will be useful,
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| # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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| # GNU General Public License for more details.
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| #
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| # You should have received a copy of the GNU General Public License
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| # along with this program.  If not, see <http://www.gnu.org/licenses/>.
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| #
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| # Creator/Owner: Kevin Wolf <kwolf@redhat.com>
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| #
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| # Check that block node activation and inactivation works with a block graph
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| # that is built with individually created nodes
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| 
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| import iotests
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| import os
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| 
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| iotests.verify_image_format(supported_fmts=['qcow2'])
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| iotests.verify_platform(['linux'])
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| 
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| with iotests.FilePath('img') as img_path, \
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|      iotests.FilePath('backing') as backing_path, \
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|      iotests.FilePath('mig_fifo_a') as fifo_a, \
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|      iotests.FilePath('mig_fifo_b') as fifo_b, \
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|      iotests.VM(path_suffix='a') as vm_a, \
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|      iotests.VM(path_suffix='b') as vm_b:
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| 
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|     iotests.qemu_img_pipe('create', '-f', iotests.imgfmt, backing_path, '64M')
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|     iotests.qemu_img_pipe('create', '-f', iotests.imgfmt, img_path, '64M')
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| 
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|     os.mkfifo(fifo_a)
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|     os.mkfifo(fifo_b)
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| 
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|     iotests.log('Launching source VM...')
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|     (vm_a.add_blockdev('file,filename=%s,node-name=drive0-file' % (img_path))
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|          .add_blockdev('%s,file=drive0-file,node-name=drive0' % (iotests.imgfmt))
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|          .add_blockdev('file,filename=%s,node-name=drive0-backing-file' % (backing_path))
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|          .add_blockdev('%s,file=drive0-backing-file,node-name=drive0-backing' % (iotests.imgfmt))
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|          .launch())
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| 
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|     vm_a.enable_migration_events('A')
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| 
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|     iotests.log('Launching destination VM...')
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|     (vm_b.add_blockdev('file,filename=%s,node-name=drive0-file' % (img_path))
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|          .add_blockdev('%s,file=drive0-file,node-name=drive0' % (iotests.imgfmt))
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|          .add_blockdev('file,filename=%s,node-name=drive0-backing-file' % (backing_path))
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|          .add_blockdev('%s,file=drive0-backing-file,node-name=drive0-backing' % (iotests.imgfmt))
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|          .add_incoming("exec: cat '%s'" % (fifo_a))
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|          .launch())
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| 
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|     vm_b.enable_migration_events('B')
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| 
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|     # Add a child node that was created after the parent node. The reverse case
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|     # is covered by the -blockdev options above.
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|     iotests.log(vm_a.qmp('blockdev-snapshot', node='drive0-backing',
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|                          overlay='drive0'))
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|     iotests.log(vm_b.qmp('blockdev-snapshot', node='drive0-backing',
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|                          overlay='drive0'))
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| 
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|     iotests.log('Starting migration to B...')
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|     iotests.log(vm_a.qmp('migrate', uri='exec:cat >%s' % (fifo_a)))
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|     with iotests.Timeout(3, 'Migration does not complete'):
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|         # Wait for the source first (which includes setup=setup)
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|         vm_a.wait_migration('postmigrate')
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|         # Wait for the destination second (which does not)
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|         vm_b.wait_migration('running')
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| 
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|     iotests.log(vm_a.qmp('query-migrate')['return']['status'])
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|     iotests.log(vm_b.qmp('query-migrate')['return']['status'])
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| 
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|     iotests.log(vm_a.qmp('query-status'))
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|     iotests.log(vm_b.qmp('query-status'))
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| 
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|     iotests.log('Add a second parent to drive0-file...')
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|     iotests.log(vm_b.qmp('blockdev-add', driver='raw', file='drive0-file',
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|                          node_name='drive0-raw'))
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| 
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|     iotests.log('Restart A with -incoming and second parent...')
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|     vm_a.shutdown()
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|     (vm_a.add_blockdev('raw,file=drive0-file,node-name=drive0-raw')
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|          .add_incoming("exec: cat '%s'" % (fifo_b))
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|          .launch())
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| 
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|     vm_a.enable_migration_events('A')
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| 
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|     iotests.log(vm_a.qmp('blockdev-snapshot', node='drive0-backing',
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|                          overlay='drive0'))
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| 
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|     iotests.log('Starting migration back to A...')
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|     iotests.log(vm_b.qmp('migrate', uri='exec:cat >%s' % (fifo_b)))
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|     with iotests.Timeout(3, 'Migration does not complete'):
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|         # Wait for the source first (which includes setup=setup)
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|         vm_b.wait_migration('postmigrate')
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|         # Wait for the destination second (which does not)
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|         vm_a.wait_migration('running')
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| 
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|     iotests.log(vm_a.qmp('query-migrate')['return']['status'])
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|     iotests.log(vm_b.qmp('query-migrate')['return']['status'])
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| 
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|     iotests.log(vm_a.qmp('query-status'))
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|     iotests.log(vm_b.qmp('query-status'))
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