ia64/xen-unstable

view tools/python/xen/xend/XendConstants.py @ 16883:666573856c59

(Re)introduce notion of crashed VM power state.

The crashed power state is necessary to allow both core-dumping a
crashed but preserved VM and renaming/restarting a crashed VM.

Signed-off-by: Jim Fehlig <jfehlig@novell.com>
author Keir Fraser <keir.fraser@citrix.com>
date Fri Jan 25 13:28:25 2008 +0000 (2008-01-25)
parents b5a2cbca3930
children 58e5e9ae0f8d
line source
1 #============================================================================
2 # This library is free software; you can redistribute it and/or
3 # modify it under the terms of version 2.1 of the GNU Lesser General Public
4 # License as published by the Free Software Foundation.
5 #
6 # This library is distributed in the hope that it will be useful,
7 # but WITHOUT ANY WARRANTY; without even the implied warranty of
8 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
9 # Lesser General Public License for more details.
10 #
11 # You should have received a copy of the GNU Lesser General Public
12 # License along with this library; if not, write to the Free Software
13 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
14 #============================================================================
15 # Copyright (C) 2006 XenSource Ltd.
16 #============================================================================
18 from xen.xend.XendAPIConstants import *
20 #
21 # Shutdown codes and reasons.
22 #
24 DOMAIN_POWEROFF = 0
25 DOMAIN_REBOOT = 1
26 DOMAIN_SUSPEND = 2
27 DOMAIN_CRASH = 3
28 DOMAIN_HALT = 4
30 DOMAIN_SHUTDOWN_REASONS = {
31 DOMAIN_POWEROFF: "poweroff",
32 DOMAIN_REBOOT : "reboot",
33 DOMAIN_SUSPEND : "suspend",
34 DOMAIN_CRASH : "crash",
35 DOMAIN_HALT : "halt"
36 }
37 REVERSE_DOMAIN_SHUTDOWN_REASONS = \
38 dict([(y, x) for x, y in DOMAIN_SHUTDOWN_REASONS.items()])
40 HVM_PARAM_CALLBACK_IRQ = 0
41 HVM_PARAM_STORE_PFN = 1
42 HVM_PARAM_STORE_EVTCHN = 2
43 HVM_PARAM_PAE_ENABLED = 4
44 HVM_PARAM_IOREQ_PFN = 5
45 HVM_PARAM_BUFIOREQ_PFN = 6
46 HVM_PARAM_NVRAM_FD = 7
47 HVM_PARAM_VHPT_SIZE = 8
48 HVM_PARAM_BUFPIOREQ_PFN = 9
49 HVM_PARAM_TIMER_MODE = 10
51 restart_modes = [
52 "restart",
53 "destroy",
54 "preserve",
55 "rename-restart"
56 ]
58 DOM_STATES = [
59 'halted',
60 'paused',
61 'running',
62 'suspended',
63 'shutdown',
64 'crashed',
65 'unknown',
66 ]
68 DOM_STATE_HALTED = XEN_API_VM_POWER_STATE_HALTED
69 DOM_STATE_PAUSED = XEN_API_VM_POWER_STATE_PAUSED
70 DOM_STATE_RUNNING = XEN_API_VM_POWER_STATE_RUNNING
71 DOM_STATE_SUSPENDED = XEN_API_VM_POWER_STATE_SUSPENDED
72 DOM_STATE_SHUTDOWN = XEN_API_VM_POWER_STATE_SHUTTINGDOWN
73 DOM_STATE_CRASHED = XEN_API_VM_POWER_STATE_CRASHED
74 DOM_STATE_UNKNOWN = XEN_API_VM_POWER_STATE_UNKNOWN
76 DOM_STATES_OLD = [
77 'running',
78 'blocked',
79 'paused',
80 'shutdown',
81 'crashed',
82 'dying'
83 ]
85 STATE_DOM_OK = 1
86 STATE_DOM_SHUTDOWN = 2
88 SHUTDOWN_TIMEOUT = (60.0 * 5)
90 ZOMBIE_PREFIX = 'Zombie-'
92 """Minimum time between domain restarts in seconds."""
93 MINIMUM_RESTART_TIME = 20
95 RESTART_IN_PROGRESS = 'xend/restart_in_progress'
96 LAST_SHUTDOWN_REASON = 'xend/last_shutdown_reason'
98 TRIGGER_NMI = 0
99 TRIGGER_RESET = 1
100 TRIGGER_INIT = 2
102 TRIGGER_TYPE = {
103 "nmi" : TRIGGER_NMI,
104 "reset" : TRIGGER_RESET,
105 "init" : TRIGGER_INIT
106 }
108 #
109 # Device migration stages (eg. XendDomainInfo, XendCheckpoint, server.tpmif)
110 #
112 DEV_MIGRATE_TEST = 0
113 DEV_MIGRATE_STEP1 = 1
114 DEV_MIGRATE_STEP2 = 2
115 DEV_MIGRATE_STEP3 = 3
117 #
118 # VTPM-related constants
119 #
121 VTPM_DELETE_SCRIPT = '/etc/xen/scripts/vtpm-delete'
123 #
124 # Xenstore Constants
125 #
127 XS_VMROOT = "/vm/"