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502d84bd DC |
1 | #!/usr/bin/env python |
2 | ||
3 | import os | |
4 | from optparse import OptionParser | |
5 | ||
6 | parser = OptionParser() | |
7 | parser.add_option("-v", "--verbose", dest="verbose", | |
8 | help="print verbose messages. Try -vv, -vvv for \ | |
9 | more verbose messages", action="count") | |
10 | ||
11 | (options, args) = parser.parse_args() | |
12 | ||
13 | verbose = 0 | |
14 | if options.verbose is not None: | |
15 | verbose = options.verbose | |
16 | ||
17 | vmbus_sys_path = '/sys/bus/vmbus/devices' | |
18 | if not os.path.isdir(vmbus_sys_path): | |
19 | print "%s doesn't exist: exiting..." % vmbus_sys_path | |
20 | exit(-1) | |
21 | ||
22 | vmbus_dev_dict = { | |
23 | '{0e0b6031-5213-4934-818b-38d90ced39db}' : '[Operating system shutdown]', | |
24 | '{9527e630-d0ae-497b-adce-e80ab0175caf}' : '[Time Synchronization]', | |
25 | '{57164f39-9115-4e78-ab55-382f3bd5422d}' : '[Heartbeat]', | |
26 | '{a9a0f4e7-5a45-4d96-b827-8a841e8c03e6}' : '[Data Exchange]', | |
27 | '{35fa2e29-ea23-4236-96ae-3a6ebacba440}' : '[Backup (volume checkpoint)]', | |
28 | '{34d14be3-dee4-41c8-9ae7-6b174977c192}' : '[Guest services]', | |
29 | '{525074dc-8985-46e2-8057-a307dc18a502}' : '[Dynamic Memory]', | |
30 | '{cfa8b69e-5b4a-4cc0-b98b-8ba1a1f3f95a}' : 'Synthetic mouse', | |
31 | '{f912ad6d-2b17-48ea-bd65-f927a61c7684}' : 'Synthetic keyboard', | |
32 | '{da0a7802-e377-4aac-8e77-0558eb1073f8}' : 'Synthetic framebuffer adapter', | |
33 | '{f8615163-df3e-46c5-913f-f2d2f965ed0e}' : 'Synthetic network adapter', | |
34 | '{32412632-86cb-44a2-9b5c-50d1417354f5}' : 'Synthetic IDE Controller', | |
35 | '{ba6163d9-04a1-4d29-b605-72e2ffb1dc7f}' : 'Synthetic SCSI Controller', | |
36 | '{2f9bcc4a-0069-4af3-b76b-6fd0be528cda}' : 'Synthetic fiber channel adapter', | |
37 | '{8c2eaf3d-32a7-4b09-ab99-bd1f1c86b501}' : 'Synthetic RDMA adapter', | |
552beb49 | 38 | '{44c4f61d-4444-4400-9d52-802e27ede19f}' : 'PCI Express pass-through', |
502d84bd DC |
39 | '{276aacf4-ac15-426c-98dd-7521ad3f01fe}' : '[Reserved system device]', |
40 | '{f8e65716-3cb3-4a06-9a60-1889c5cccab5}' : '[Reserved system device]', | |
41 | '{3375baf4-9e15-4b30-b765-67acb10d607b}' : '[Reserved system device]', | |
42 | } | |
43 | ||
44 | def get_vmbus_dev_attr(dev_name, attr): | |
45 | try: | |
46 | f = open('%s/%s/%s' % (vmbus_sys_path, dev_name, attr), 'r') | |
47 | lines = f.readlines() | |
48 | f.close() | |
49 | except IOError: | |
50 | lines = [] | |
51 | ||
52 | return lines | |
53 | ||
54 | class VMBus_Dev: | |
55 | pass | |
56 | ||
57 | ||
58 | vmbus_dev_list = [] | |
59 | ||
60 | for f in os.listdir(vmbus_sys_path): | |
61 | vmbus_id = get_vmbus_dev_attr(f, 'id')[0].strip() | |
62 | class_id = get_vmbus_dev_attr(f, 'class_id')[0].strip() | |
63 | device_id = get_vmbus_dev_attr(f, 'device_id')[0].strip() | |
64 | dev_desc = vmbus_dev_dict.get(class_id, 'Unknown') | |
65 | ||
66 | chn_vp_mapping = get_vmbus_dev_attr(f, 'channel_vp_mapping') | |
67 | chn_vp_mapping = [c.strip() for c in chn_vp_mapping] | |
68 | chn_vp_mapping = sorted(chn_vp_mapping, | |
69 | key = lambda c : int(c.split(':')[0])) | |
70 | ||
71 | chn_vp_mapping = ['\tRel_ID=%s, target_cpu=%s' % | |
72 | (c.split(':')[0], c.split(':')[1]) | |
73 | for c in chn_vp_mapping] | |
74 | d = VMBus_Dev() | |
75 | d.sysfs_path = '%s/%s' % (vmbus_sys_path, f) | |
76 | d.vmbus_id = vmbus_id | |
77 | d.class_id = class_id | |
78 | d.device_id = device_id | |
79 | d.dev_desc = dev_desc | |
80 | d.chn_vp_mapping = '\n'.join(chn_vp_mapping) | |
81 | if d.chn_vp_mapping: | |
82 | d.chn_vp_mapping += '\n' | |
83 | ||
84 | vmbus_dev_list.append(d) | |
85 | ||
86 | ||
87 | vmbus_dev_list = sorted(vmbus_dev_list, key = lambda d : int(d.vmbus_id)) | |
88 | ||
89 | format0 = '%2s: %s' | |
90 | format1 = '%2s: Class_ID = %s - %s\n%s' | |
91 | format2 = '%2s: Class_ID = %s - %s\n\tDevice_ID = %s\n\tSysfs path: %s\n%s' | |
92 | ||
93 | for d in vmbus_dev_list: | |
94 | if verbose == 0: | |
95 | print ('VMBUS ID ' + format0) % (d.vmbus_id, d.dev_desc) | |
96 | elif verbose == 1: | |
97 | print ('VMBUS ID ' + format1) % \ | |
98 | (d.vmbus_id, d.class_id, d.dev_desc, d.chn_vp_mapping) | |
99 | else: | |
100 | print ('VMBUS ID ' + format2) % \ | |
101 | (d.vmbus_id, d.class_id, d.dev_desc, \ | |
102 | d.device_id, d.sysfs_path, d.chn_vp_mapping) |