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How to use migrate_server method in tempest

Best Python code snippet using tempest_python

stress_test.py

Source:stress_test.py

...37        yield38    finally:39        if cleanup:40            run("nova image-delete %(snapshot_name)s" % locals())41def migrate_server(server_name):42    run("nova migrate %(server_name)s --poll" % locals())43    cmd = "nova list | grep %(server_name)s | awk '{print $6}'" % locals()44    proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, shell=True)45    stdout, stderr = proc.communicate()46    status = stdout.strip()47    if status.upper() != 'VERIFY_RESIZE':48        print >> sys.stderr, "Server %(server_name)s failed to rebuild"\49                             % locals()50        return False51    # Confirm the resize52    run("nova resize-confirm %(server_name)s" % locals())53    return True54def test_migrate(context):55    count, args = context56    server_name = "server%d" % count57    cleanup = args.cleanup58    with server_built(server_name, args.image, cleanup=cleanup):59        # Migrate A -> B60        result = migrate_server(server_name)61        if not result:62            return False63        # Migrate B -> A64        return migrate_server(server_name)65def rebuild_server(server_name, snapshot_name):66    run("nova rebuild %(server_name)s %(snapshot_name)s --poll" % locals())67    cmd = "nova list | grep %(server_name)s | awk '{print $6}'" % locals()68    proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, shell=True)69    stdout, stderr = proc.communicate()70    status = stdout.strip()71    if status != 'ACTIVE':72        print >> sys.stderr, "Server %(server_name)s failed to rebuild"\73                             % locals()74        return False75    return True76def test_rebuild(context):77    count, args = context78    server_name = "server%d" % count...

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