constants.py 56.3 KB
Newer Older
Iustin Pop's avatar
Iustin Pop committed
1
#
Iustin Pop's avatar
Iustin Pop committed
2
3
#

4
# Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012 Google Inc.
Iustin Pop's avatar
Iustin Pop committed
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.


"""Module holding different constants."""

24
import re
25
import socket
26

27
from ganeti import _autoconf
28
from ganeti import _vcsversion
29

Iustin Pop's avatar
Iustin Pop committed
30
# various versions
31
RELEASE_VERSION = _autoconf.PACKAGE_VERSION
Guido Trotter's avatar
Guido Trotter committed
32
33
OS_API_V10 = 10
OS_API_V15 = 15
34
35
OS_API_V20 = 20
OS_API_VERSIONS = frozenset([OS_API_V10, OS_API_V15, OS_API_V20])
36
VCS_VERSION = _vcsversion.VCS_VERSION
Iustin Pop's avatar
Iustin Pop committed
37
EXPORT_VERSION = 0
38
RAPI_VERSION = 2
Iustin Pop's avatar
Iustin Pop committed
39

40

41
42
43
44
45
46
47
# Format for CONFIG_VERSION:
#   01 03 0123 = 01030123
#   ^^ ^^ ^^^^
#   |  |  + Configuration version/revision
#   |  + Minor version
#   + Major version
#
48
# It is stored as an integer. Make sure not to write an octal number.
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82

# BuildVersion and SplitVersion must be in here because we can't import other
# modules. The cfgupgrade tool must be able to read and write version numbers
# and thus requires these functions. To avoid code duplication, they're kept in
# here.

def BuildVersion(major, minor, revision):
  """Calculates int version number from major, minor and revision numbers.

  Returns: int representing version number

  """
  assert isinstance(major, int)
  assert isinstance(minor, int)
  assert isinstance(revision, int)
  return (1000000 * major +
            10000 * minor +
                1 * revision)


def SplitVersion(version):
  """Splits version number stored in an int.

  Returns: tuple; (major, minor, revision)

  """
  assert isinstance(version, int)

  (major, remainder) = divmod(version, 1000000)
  (minor, revision) = divmod(remainder, 10000)

  return (major, minor, revision)


83
84
85
CONFIG_MAJOR = int(_autoconf.VERSION_MAJOR)
CONFIG_MINOR = int(_autoconf.VERSION_MINOR)
CONFIG_REVISION = 0
86
CONFIG_VERSION = BuildVersion(CONFIG_MAJOR, CONFIG_MINOR, CONFIG_REVISION)
Iustin Pop's avatar
Iustin Pop committed
87

88
89
90
#: RPC protocol version
PROTOCOL_VERSION = BuildVersion(CONFIG_MAJOR, CONFIG_MINOR, 0)

91
92
# user separation
DAEMONS_GROUP = _autoconf.DAEMONS_GROUP
93
ADMIN_GROUP = _autoconf.ADMIN_GROUP
94
MASTERD_USER = _autoconf.MASTERD_USER
95
MASTERD_GROUP = _autoconf.MASTERD_GROUP
96
RAPI_USER = _autoconf.RAPI_USER
97
98
99
100
RAPI_GROUP = _autoconf.RAPI_GROUP
CONFD_USER = _autoconf.CONFD_USER
CONFD_GROUP = _autoconf.CONFD_GROUP
NODED_USER = _autoconf.NODED_USER
René Nussbaumer's avatar
René Nussbaumer committed
101
NODED_GROUP = _autoconf.NODED_GROUP
102

Tsachy Shacham's avatar
Tsachy Shacham committed
103
104
105
106
107
# cpu pinning separators and constants
CPU_PINNING_SEP = ":"
CPU_PINNING_ALL = "all"
# internal representation of "all"
CPU_PINNING_ALL_VAL = -1
108
109
# one "all" entry in a CPU list means CPU pinning is off
CPU_PINNING_OFF = [CPU_PINNING_ALL_VAL]
Tsachy Shacham's avatar
Tsachy Shacham committed
110
111
112
113
114
115
116
117
118

# A Xen-specific implementation detail - there is no way to actually say
# "use any cpu for pinning" in a Xen configuration file, as opposed to the
# command line, where you can say "xm vcpu-pin <domain> <vcpu> all".
# The workaround used in Xen is "0-63" (see source code function
# xm_vcpu_pin in <xen-source>/tools/python/xen/xm/main.py).
# To support future changes, the following constant is treated as a
# blackbox string that simply means use-any-cpu-for-pinning-under-xen.
CPU_PINNING_ALL_XEN = "0-63"
119

120
121
122
# A KVM-specific implementation detail - the following value is used
# to set CPU affinity to all processors (#0 through #31), per taskset
# man page.
123
# FIXME: This only works for machines with up to 32 CPU cores
124
125
CPU_PINNING_ALL_KVM = 0xFFFFFFFF

126
# Wipe
127
DD_CMD = "dd"
Michael Hanselmann's avatar
Michael Hanselmann committed
128
WIPE_BLOCK_SIZE = 1024 ** 2
129
130
131
MAX_WIPE_CHUNK = 1024 # 1GB
MIN_WIPE_CHUNK_PERCENT = 10

132

Iustin Pop's avatar
Iustin Pop committed
133
# file paths
134
DATA_DIR = _autoconf.LOCALSTATEDIR + "/lib/ganeti"
135
RUN_DIR = _autoconf.LOCALSTATEDIR + "/run"
136
RUN_GANETI_DIR = RUN_DIR + "/ganeti"
137
BDEV_CACHE_DIR = RUN_GANETI_DIR + "/bdev-cache"
138
DISK_LINKS_DIR = RUN_GANETI_DIR + "/instance-disks"
139
RUN_DIRS_MODE = 0775
Guido Trotter's avatar
Guido Trotter committed
140
SOCKET_DIR = RUN_GANETI_DIR + "/socket"
141
SECURE_DIR_MODE = 0700
142
SECURE_FILE_MODE = 0600
143
CRYPTO_KEYS_DIR = RUN_GANETI_DIR + "/crypto"
144
IMPORT_EXPORT_DIR = RUN_GANETI_DIR + "/import-export"
145
ADOPTABLE_BLOCKDEV_ROOT = "/dev/disk/"
Iustin Pop's avatar
Iustin Pop committed
146
LOCK_DIR = _autoconf.LOCALSTATEDIR + "/lock"
147
SSCONF_LOCK_FILE = LOCK_DIR + "/ganeti-ssconf.lock"
148
149
150
# User-id pool lock directory
# The user-ids that are in use have a corresponding lock file in this directory
UIDPOOL_LOCKDIR = RUN_GANETI_DIR + "/uid-pool"
Iustin Pop's avatar
Iustin Pop committed
151
CLUSTER_CONF_FILE = DATA_DIR + "/config.data"
152
NODED_CERT_FILE = DATA_DIR + "/server.pem"
153
RAPI_CERT_FILE = DATA_DIR + "/rapi.pem"
154
CONFD_HMAC_KEY = DATA_DIR + "/hmac.key"
155
156
SPICE_CERT_FILE = DATA_DIR + "/spice.pem"
SPICE_CACERT_FILE = DATA_DIR + "/spice-ca.pem"
Michael Hanselmann's avatar
Michael Hanselmann committed
157
CLUSTER_DOMAIN_SECRET_FILE = DATA_DIR + "/cluster-domain-secret"
158
INSTANCE_STATUS_FILE = RUN_GANETI_DIR + "/instance-status"
Iustin Pop's avatar
Iustin Pop committed
159
SSH_KNOWN_HOSTS_FILE = DATA_DIR + "/known_hosts"
160
RAPI_USERS_FILE = DATA_DIR + "/rapi/users"
161
QUEUE_DIR = DATA_DIR + "/queue"
162
DAEMON_UTIL = _autoconf.PKGLIBDIR + "/daemon-util"
163
SETUP_SSH = _autoconf.TOOLSDIR + "/setup-ssh"
164
KVM_IFUP = _autoconf.PKGLIBDIR + "/kvm-ifup"
165
KVM_CONSOLE_WRAPPER = _autoconf.PKGLIBDIR + "/tools/kvm-console-wrapper"
166
XM_CONSOLE_WRAPPER = _autoconf.PKGLIBDIR + "/tools/xm-console-wrapper"
167
ETC_HOSTS = "/etc/hosts"
168
DEFAULT_FILE_STORAGE_DIR = _autoconf.FILE_STORAGE_DIR
169
DEFAULT_SHARED_FILE_STORAGE_DIR = _autoconf.SHARED_FILE_STORAGE_DIR
170
ENABLE_FILE_STORAGE = _autoconf.ENABLE_FILE_STORAGE
171
ENABLE_SHARED_FILE_STORAGE = _autoconf.ENABLE_SHARED_FILE_STORAGE
172
SYSCONFDIR = _autoconf.SYSCONFDIR
173
TOOLSDIR = _autoconf.TOOLSDIR
174
CONF_DIR = SYSCONFDIR + "/ganeti"
175
USER_SCRIPTS_DIR = CONF_DIR + "/scripts"
176
ENABLE_CONFD = _autoconf.ENABLE_CONFD
177
HS_CONFD = _autoconf.HS_CONFD
178
ENABLE_SPLIT_QUERY = _autoconf.ENABLE_SPLIT_QUERY
179

Michael Hanselmann's avatar
Michael Hanselmann committed
180
181
182
183
184
185
186
#: Lock file for watcher, locked in shared mode by watcher; lock in exclusive
# mode to block watcher (see L{cli._RunWhileClusterStoppedHelper.Call}
WATCHER_LOCK_FILE = LOCK_DIR + "/ganeti-watcher.lock"

#: Status file for per-group watcher, locked in exclusive mode by watcher
WATCHER_GROUP_STATE_FILE = DATA_DIR + "/watcher.%s.data"

187
188
189
190
#: File for per-group instance status, merged into L{INSTANCE_STATUS_FILE} by
#: per-group processes
WATCHER_GROUP_INSTANCE_STATUS_FILE = DATA_DIR + "/watcher.%s.instance-status"

Michael Hanselmann's avatar
Michael Hanselmann committed
191
192
193
#: File containing Unix timestamp until which watcher should be paused
WATCHER_PAUSEFILE = DATA_DIR + "/watcher.pause"

194
195
196
197
# Master IP address setup scripts paths (default and user-provided)
DEFAULT_MASTER_SETUP_SCRIPT = TOOLSDIR + "/master-ip-setup"
EXTERNAL_MASTER_SETUP_SCRIPT = USER_SCRIPTS_DIR + "/master-ip-setup"

198
199
200
201
202
203
ALL_CERT_FILES = frozenset([
  NODED_CERT_FILE,
  RAPI_CERT_FILE,
  SPICE_CERT_FILE,
  SPICE_CACERT_FILE,
  ])
204

205
#: LUXI socket used for job execution
206
MASTER_SOCKET = SOCKET_DIR + "/ganeti-master"
207
208
#: LUXI socket used for queries only
QUERY_SOCKET = SOCKET_DIR + "/ganeti-query"
Iustin Pop's avatar
Iustin Pop committed
209

210
NODED = "ganeti-noded"
Guido Trotter's avatar
Guido Trotter committed
211
CONFD = "ganeti-confd"
Guido Trotter's avatar
Guido Trotter committed
212
RAPI = "ganeti-rapi"
213
MASTERD = "ganeti-masterd"
Guido Trotter's avatar
Guido Trotter committed
214
215
# used in the ganeti-nbma project
NLD = "ganeti-nld"
216
217
218
219

DAEMONS_PORTS = {
  # daemon-name: ("proto", "default-port")
  NODED: ("tcp", 1811),
Guido Trotter's avatar
Guido Trotter committed
220
  CONFD: ("udp", 1814),
Guido Trotter's avatar
Guido Trotter committed
221
  RAPI: ("tcp", 5080),
222
  "ssh": ("tcp", 22),
Guido Trotter's avatar
Guido Trotter committed
223
224
  # used in the ganeti-nbma project
  NLD: ("udp", 1816),
225
226
}
DEFAULT_NODED_PORT = DAEMONS_PORTS[NODED][1]
Guido Trotter's avatar
Guido Trotter committed
227
DEFAULT_CONFD_PORT = DAEMONS_PORTS[CONFD][1]
Guido Trotter's avatar
Guido Trotter committed
228
DEFAULT_RAPI_PORT = DAEMONS_PORTS[RAPI][1]
Guido Trotter's avatar
Guido Trotter committed
229
230
# used in the ganeti-nbma project
DEFAULT_NLD_PORT = DAEMONS_PORTS[NLD][1]
231

Iustin Pop's avatar
Iustin Pop committed
232
233
234
FIRST_DRBD_PORT = 11000
LAST_DRBD_PORT = 14999

235
LOG_DIR = _autoconf.LOCALSTATEDIR + "/log/ganeti/"
236
DAEMONS_LOGFILES = {
Michael Hanselmann's avatar
Michael Hanselmann committed
237
238
239
240
241
  # "daemon-name": "logfile"
  NODED: LOG_DIR + "node-daemon.log",
  CONFD: LOG_DIR + "conf-daemon.log",
  RAPI: LOG_DIR + "rapi-daemon.log",
  MASTERD: LOG_DIR + "master-daemon.log",
Guido Trotter's avatar
Guido Trotter committed
242
243
  # used in the ganeti-nbma project
  NLD: LOG_DIR + "nl-daemon.log",
Michael Hanselmann's avatar
Michael Hanselmann committed
244
  }
Michael Hanselmann's avatar
Michael Hanselmann committed
245

246
247
248
LOG_OS_DIR = LOG_DIR + "os"
LOG_WATCHER = LOG_DIR + "watcher.log"
LOG_COMMANDS = LOG_DIR + "commands.log"
Iustin Pop's avatar
Iustin Pop committed
249
LOG_BURNIN = LOG_DIR + "burnin.log"
250
LOG_SETUP_SSH = LOG_DIR + "setup-ssh.log"
Iustin Pop's avatar
Iustin Pop committed
251

Luca Bigliardi's avatar
Luca Bigliardi committed
252
253
DEV_CONSOLE = "/dev/console"

Balazs Lecz's avatar
Balazs Lecz committed
254
255
PROC_MOUNTS = "/proc/mounts"

256
# Local UniX Interface related constants
257
LUXI_EOM = "\3"
258
LUXI_VERSION = CONFIG_VERSION
259

Iustin Pop's avatar
Iustin Pop committed
260
# one of "no", "yes", "only"
261
262
263
264
265
266
SYSLOG_USAGE = _autoconf.SYSLOG_USAGE
SYSLOG_NO = "no"
SYSLOG_YES = "yes"
SYSLOG_ONLY = "only"
SYSLOG_SOCKET = "/dev/log"

267
OS_SEARCH_PATH = _autoconf.OS_SEARCH_PATH
268
EXPORT_DIR = _autoconf.EXPORT_DIR
Iustin Pop's avatar
Iustin Pop committed
269
270
271

EXPORT_CONF_FILE = "config.ini"

272
XEN_BOOTLOADER = _autoconf.XEN_BOOTLOADER
273
274
XEN_KERNEL = _autoconf.XEN_KERNEL
XEN_INITRD = _autoconf.XEN_INITRD
275
276
277
278
XEN_CMD_XM = "xm"
XEN_CMD_XL = "xl"
# FIXME: This will be made configurable using hvparams in Ganeti 2.7
XEN_CMD = _autoconf.XEN_CMD
279

280
KVM_PATH = _autoconf.KVM_PATH
281
KVM_KERNEL = _autoconf.KVM_KERNEL
Guido Trotter's avatar
Guido Trotter committed
282
SOCAT_PATH = _autoconf.SOCAT_PATH
283
SOCAT_USE_ESCAPE = _autoconf.SOCAT_USE_ESCAPE
284
SOCAT_USE_COMPRESS = _autoconf.SOCAT_USE_COMPRESS
285
SOCAT_ESCAPE_CODE = "0x1d"
286

287
288
289
290
291
292
#: Console as SSH command
CONS_SSH = "ssh"

#: Console as VNC server
CONS_VNC = "vnc"

293
294
295
#: Console as SPICE server
CONS_SPICE = "spice"

296
297
298
299
#: Display a message for console access
CONS_MESSAGE = "msg"

#: All console types
300
CONS_ALL = frozenset([CONS_SSH, CONS_VNC, CONS_SPICE, CONS_MESSAGE])
301

302
303
304
305
306
# For RSA keys more bits are better, but they also make operations more
# expensive. NIST SP 800-131 recommends a minimum of 2048 bits from the year
# 2010 on.
RSA_KEY_BITS = 2048

307
308
309
# Ciphers allowed for SSL connections. For the format, see ciphers(1). A better
# way to disable ciphers would be to use the exclamation mark (!), but socat
# versions below 1.5 can't parse exclamation marks in options properly. When
310
# modifying the ciphers, ensure not to accidentially add something after it's
311
312
313
314
# been removed. Use the "openssl" utility to check the allowed ciphers, e.g.
# "openssl ciphers -v HIGH:-DES".
OPENSSL_CIPHERS = "HIGH:-DES:-3DES:-EXPORT:-ADH"

315
316
317
# Digest used to sign certificates ("openssl x509" uses SHA1 by default)
X509_CERT_SIGN_DIGEST = "SHA1"

318
319
320
321
322
323
# Default validity of certificates in days
X509_CERT_DEFAULT_VALIDITY = 365 * 5

# commonName (CN) used in certificates
X509_CERT_CN = "ganeti.example.com"

324
325
X509_CERT_SIGNATURE_HEADER = "X-Ganeti-Signature"

326
327
328
329
330
331
IMPORT_EXPORT_DAEMON = _autoconf.PKGLIBDIR + "/import-export"

# Import/export daemon mode
IEM_IMPORT = "import"
IEM_EXPORT = "export"

332
333
334
335
336
337
338
339
# Import/export transport compression
IEC_NONE = "none"
IEC_GZIP = "gzip"
IEC_ALL = frozenset([
  IEC_NONE,
  IEC_GZIP,
  ])

340
341
IE_CUSTOM_SIZE = "fd"

342
343
IE_MAGIC_RE = re.compile(r"^[-_.a-zA-Z0-9]{5,100}$")

344
345
346
347
348
349
350
351
# Import/export I/O
# Direct file I/O, equivalent to a shell's I/O redirection using '<' or '>'
IEIO_FILE = "file"
# Raw block device I/O using "dd"
IEIO_RAW_DISK = "raw"
# OS definition import/export script
IEIO_SCRIPT = "script"

352
VALUE_DEFAULT = "default"
353
354
VALUE_AUTO = "auto"
VALUE_GENERATE = "generate"
355
VALUE_NONE = "none"
356
357
VALUE_TRUE = "true"
VALUE_FALSE = "false"
358

359
360
361
# External script validation mask
EXT_PLUGIN_MASK = re.compile("^[a-zA-Z0-9_-]+$")

Iustin Pop's avatar
Iustin Pop committed
362
# hooks-related constants
363
HOOKS_BASE_DIR = CONF_DIR + "/hooks"
Iustin Pop's avatar
Iustin Pop committed
364
365
HOOKS_PHASE_PRE = "pre"
HOOKS_PHASE_POST = "post"
366
HOOKS_NAME_CFGUPDATE = "config-update"
Guido Trotter's avatar
Guido Trotter committed
367
HOOKS_NAME_WATCHER = "watcher"
368
HOOKS_VERSION = 2
369
HOOKS_PATH = "/sbin:/bin:/usr/sbin:/usr/bin"
Iustin Pop's avatar
Iustin Pop committed
370
371
372
373

# hooks subject type (what object type does the LU deal with)
HTYPE_CLUSTER = "CLUSTER"
HTYPE_NODE = "NODE"
374
HTYPE_GROUP = "GROUP"
Iustin Pop's avatar
Iustin Pop committed
375
376
377
378
379
380
HTYPE_INSTANCE = "INSTANCE"

HKR_SKIP = 0
HKR_FAIL = 1
HKR_SUCCESS = 2

381
382
383
384
# Storage types
ST_FILE = "file"
ST_LVM_PV = "lvm-pv"
ST_LVM_VG = "lvm-vg"
385
386

# Storage fields
387
388
389
390
# first two are valid in LU context only, not passed to backend
SF_NODE = "node"
SF_TYPE = "type"
# and the rest are valid in backend
391
392
393
394
395
396
SF_NAME = "name"
SF_SIZE = "size"
SF_FREE = "free"
SF_USED = "used"
SF_ALLOCATABLE = "allocatable"

397
398
399
# Storage operations
SO_FIX_CONSISTENCY = "fix-consistency"

400
# Available fields per storage type
Stephen Shirley's avatar
Stephen Shirley committed
401
402
403
404
405
406
407
408
VALID_STORAGE_FIELDS = frozenset([
  SF_NAME,
  SF_TYPE,
  SF_SIZE,
  SF_USED,
  SF_FREE,
  SF_ALLOCATABLE
  ])
409
410

VALID_STORAGE_TYPES = frozenset([ST_FILE, ST_LVM_PV, ST_LVM_VG])
Iustin Pop's avatar
Iustin Pop committed
411

412
413
414
415
MODIFIABLE_STORAGE_FIELDS = {
  ST_LVM_PV: frozenset([SF_ALLOCATABLE]),
  }

416
VALID_STORAGE_OPERATIONS = {
417
  ST_LVM_VG: frozenset([SO_FIX_CONSISTENCY]),
418
419
  }

420
421
422
423
424
425
# Local disk status
# Note: Code depends on LDS_OKAY < LDS_UNKNOWN < LDS_FAULTY
(LDS_OKAY,
 LDS_UNKNOWN,
 LDS_FAULTY) = range(1, 4)

Iustin Pop's avatar
Iustin Pop committed
426
427
428
# disk template types
DT_DISKLESS = "diskless"
DT_PLAIN = "plain"
429
DT_DRBD8 = "drbd"
430
DT_FILE = "file"
431
DT_SHARED_FILE = "sharedfile"
432
DT_BLOCK = "blockdev"
433
DT_RBD = "rbd"
434
435

# the set of network-mirrored disk templates
436
DTS_INT_MIRROR = frozenset([DT_DRBD8])
Iustin Pop's avatar
Iustin Pop committed
437

438
# the set of externally-mirrored disk templates (e.g. SAN, NAS)
439
DTS_EXT_MIRROR = frozenset([DT_SHARED_FILE, DT_BLOCK, DT_RBD])
440

441
# the set of non-lvm-based disk templates
442
443
DTS_NOT_LVM = frozenset([DT_DISKLESS, DT_FILE, DT_SHARED_FILE,
                         DT_BLOCK, DT_RBD])
444

445
# the set of disk templates which can be grown
446
DTS_GROWABLE = frozenset([DT_PLAIN, DT_DRBD8, DT_FILE, DT_SHARED_FILE, DT_RBD])
447

448
# the set of disk templates that allow adoption
449
450
451
452
DTS_MAY_ADOPT = frozenset([DT_PLAIN, DT_BLOCK])

# the set of disk templates that *must* use adoption
DTS_MUST_ADOPT = frozenset([DT_BLOCK])
453

454
# the set of disk templates that allow migrations
455
DTS_MIRRORED = frozenset.union(DTS_INT_MIRROR, DTS_EXT_MIRROR)
456

Guido Trotter's avatar
Guido Trotter committed
457
458
# the set of file based disk templates
DTS_FILEBASED = frozenset([DT_FILE, DT_SHARED_FILE])
459

460
461
# logical disk types
LD_LV = "lvm"
462
LD_DRBD8 = "drbd8"
463
LD_FILE = "file"
464
LD_BLOCKDEV = "blockdev"
465
LD_RBD = "rbd"
466
467
468
469
470
LOGICAL_DISK_TYPES = frozenset([
  LD_LV,
  LD_DRBD8,
  LD_FILE,
  LD_BLOCKDEV,
471
  LD_RBD,
472
473
  ])

474
LDS_BLOCK = frozenset([LD_LV, LD_DRBD8, LD_BLOCKDEV, LD_RBD])
475

Iustin Pop's avatar
Iustin Pop committed
476
477
# drbd constants
DRBD_HMAC_ALG = "md5"
478
DRBD_NET_PROTOCOL = "C"
479

480
481
482
#: Size of DRBD meta block device
DRBD_META_SIZE = 128

483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
# drbd barrier types
DRBD_B_NONE = "n"
DRBD_B_DISK_BARRIERS = "b"
DRBD_B_DISK_DRAIN = "d"
DRBD_B_DISK_FLUSH = "f"

# Valid barrier combinations: "n" or any non-null subset of "bfd"
DRBD_VALID_BARRIER_OPT = frozenset([
  frozenset([DRBD_B_NONE]),
  frozenset([DRBD_B_DISK_BARRIERS]),
  frozenset([DRBD_B_DISK_DRAIN]),
  frozenset([DRBD_B_DISK_FLUSH]),
  frozenset([DRBD_B_DISK_DRAIN, DRBD_B_DISK_FLUSH]),
  frozenset([DRBD_B_DISK_DRAIN, DRBD_B_DISK_FLUSH]),
  frozenset([DRBD_B_DISK_BARRIERS, DRBD_B_DISK_DRAIN]),
  frozenset([DRBD_B_DISK_BARRIERS, DRBD_B_DISK_FLUSH]),
  frozenset([DRBD_B_DISK_BARRIERS, DRBD_B_DISK_FLUSH, DRBD_B_DISK_DRAIN]),
  ])
Iustin Pop's avatar
Iustin Pop committed
501

502
503
504
# rbd tool command
RBD_CMD = "rbd"

505
506
507
# file backend driver
FD_LOOP = "loop"
FD_BLKTAP = "blktap"
508
509

# the set of drbd-like disk types
510
LDS_DRBD = frozenset([LD_DRBD8])
511

512
# disk access mode
513
514
DISK_RDONLY = "ro"
DISK_RDWR = "rw"
515
516
DISK_ACCESS_SET = frozenset([DISK_RDONLY, DISK_RDWR])

517
# disk replacement mode
518
519
520
REPLACE_DISK_PRI = "replace_on_primary"    # replace disks on primary
REPLACE_DISK_SEC = "replace_on_secondary"  # replace disks on secondary
REPLACE_DISK_CHG = "replace_new_secondary" # change secondary node
521
REPLACE_DISK_AUTO = "replace_auto"
522
523
524
525
526
527
REPLACE_MODES = frozenset([
  REPLACE_DISK_PRI,
  REPLACE_DISK_SEC,
  REPLACE_DISK_CHG,
  REPLACE_DISK_AUTO,
  ])
528

529
530
531
532
533
534
535
536
# Instance export mode
EXPORT_MODE_LOCAL = "local"
EXPORT_MODE_REMOTE = "remote"
EXPORT_MODES = frozenset([
  EXPORT_MODE_LOCAL,
  EXPORT_MODE_REMOTE,
  ])

537
# instance creation modes
Iustin Pop's avatar
Iustin Pop committed
538
539
INSTANCE_CREATE = "create"
INSTANCE_IMPORT = "import"
540
541
542
543
544
545
INSTANCE_REMOTE_IMPORT = "remote-import"
INSTANCE_CREATE_MODES = frozenset([
  INSTANCE_CREATE,
  INSTANCE_IMPORT,
  INSTANCE_REMOTE_IMPORT,
  ])
Iustin Pop's avatar
Iustin Pop committed
546

547
548
549
550
551
552
553
# Remote import/export handshake message and version
RIE_VERSION = 0
RIE_HANDSHAKE = "Hi, I'm Ganeti"

# Remote import/export certificate validity in seconds
RIE_CERT_VALIDITY = 24 * 60 * 60

554
# Overall timeout for establishing connection
555
RIE_CONNECT_TIMEOUT = 180
556

557
558
559
560
561
562
# Export only: how long to wait per connection attempt (seconds)
RIE_CONNECT_ATTEMPT_TIMEOUT = 20

# Export only: number of attempts to connect
RIE_CONNECT_RETRIES = 10

René Nussbaumer's avatar
René Nussbaumer committed
563
564
#: Give child process up to 5 seconds to exit after sending a signal
CHILD_LINGER_TIMEOUT = 5.0
565

Stephen Shirley's avatar
Stephen Shirley committed
566
567
568
569
570
571
DISK_TEMPLATES = frozenset([
  DT_DISKLESS,
  DT_PLAIN,
  DT_DRBD8,
  DT_FILE,
  DT_SHARED_FILE,
572
573
  DT_BLOCK,
  DT_RBD
Stephen Shirley's avatar
Stephen Shirley committed
574
  ])
575
576

FILE_DRIVER = frozenset([FD_LOOP, FD_BLKTAP])
Iustin Pop's avatar
Iustin Pop committed
577
578
579
580

# import/export config options
INISECT_EXP = "export"
INISECT_INS = "instance"
581
582
INISECT_HYP = "hypervisor"
INISECT_BEP = "backend"
583
INISECT_OSP = "os"
584

585
# dynamic device modification
586
DDM_ADD = "add"
587
DDM_MODIFY = "modify"
588
589
DDM_REMOVE = "remove"
DDMS_VALUES = frozenset([DDM_ADD, DDM_REMOVE])
590
591
592
593
DDMS_VALUES_WITH_MODIFY = (DDMS_VALUES | frozenset([
  DDM_MODIFY,
  ]))
# TODO: DDM_SWAP, DDM_MOVE?
594

595
# common exit codes
Iustin Pop's avatar
Iustin Pop committed
596
EXIT_SUCCESS = 0
597
EXIT_FAILURE = 1
598
EXIT_NOTCLUSTER = 5
599
EXIT_NOTMASTER = 11
600
EXIT_NODESETUP_ERROR = 12
Iustin Pop's avatar
Iustin Pop committed
601
EXIT_CONFIRMATION = 13 # need user confirmation
602

603
604
605
#: Exit code for query operations with unknown fields
EXIT_UNKNOWN_FIELD = 14

606
607
# tags
TAG_CLUSTER = "cluster"
608
TAG_NODEGROUP = "nodegroup"
609
610
TAG_NODE = "node"
TAG_INSTANCE = "instance"
611
612
VALID_TAG_TYPES = frozenset([
  TAG_CLUSTER,
613
  TAG_NODEGROUP,
614
615
616
  TAG_NODE,
  TAG_INSTANCE,
  ])
617
618
619
MAX_TAG_LEN = 128
MAX_TAGS_PER_OBJ = 4096

620
621
# others
DEFAULT_BRIDGE = "xen-br0"
622
CLASSIC_DRBD_SYNC_SPEED = 60 * 1024  # 60 MiB, expressed in KiB
623
624
IP4_ADDRESS_LOCALHOST = "127.0.0.1"
IP4_ADDRESS_ANY = "0.0.0.0"
Manuel Franceschini's avatar
Manuel Franceschini committed
625
626
IP6_ADDRESS_LOCALHOST = "::1"
IP6_ADDRESS_ANY = "::"
627
628
IP4_VERSION = 4
IP6_VERSION = 6
629
VALID_IP_VERSIONS = frozenset([IP4_VERSION, IP6_VERSION])
630
631
632
633
# for export to htools
IP4_FAMILY = socket.AF_INET
IP6_FAMILY = socket.AF_INET6

634
TCP_PING_TIMEOUT = 10
635
GANETI_RUNAS = "root"
636
DEFAULT_VG = "xenvg"
637
DEFAULT_DRBD_HELPER = "/bin/true"
638
MIN_VG_SIZE = 20480
639
DEFAULT_MAC_PREFIX = "aa:00:00"
640
641
# default maximum instance wait time, in seconds.
DEFAULT_SHUTDOWN_TIMEOUT = 120
642
NODE_MAX_CLOCK_SKEW = 150
643
# Time for an intra-cluster disk transfer to wait for a connection
644
DISK_TRANSFER_CONNECT_TIMEOUT = 60
645
646
# Disk index separator
DISK_SEPARATOR = _autoconf.DISK_SEPARATOR
647
IP_COMMAND_PATH = _autoconf.IP_PATH
648

649
650
651
#: Key for job IDs in opcode result
JOB_IDS_KEY = "jobs"

652
653
654
655
656
657
658
# runparts results
(RUNPARTS_SKIP,
 RUNPARTS_RUN,
 RUNPARTS_ERR) = range(3)

RUNPARTS_STATUS = frozenset([RUNPARTS_SKIP, RUNPARTS_RUN, RUNPARTS_ERR])

659
660
661
662
# RPC constants
(RPC_ENCODING_NONE,
 RPC_ENCODING_ZLIB_BASE64) = range(2)

663
664
665
666
667
668
669
670
671
672
673
# Various time constants for the timeout table
RPC_TMO_URGENT = 60 # one minute
RPC_TMO_FAST = 5 * 60 # five minutes
RPC_TMO_NORMAL = 15 * 60 # 15 minutes
RPC_TMO_SLOW = 3600 # one hour
RPC_TMO_4HRS = 4 * 3600
RPC_TMO_1DAY = 86400

# Timeout for connecting to nodes (seconds)
RPC_CONNECT_TIMEOUT = 5

674
# os related constants
Iustin Pop's avatar
Iustin Pop committed
675
676
677
678
679
OS_SCRIPT_CREATE = "create"
OS_SCRIPT_IMPORT = "import"
OS_SCRIPT_EXPORT = "export"
OS_SCRIPT_RENAME = "rename"
OS_SCRIPT_VERIFY = "verify"
Stephen Shirley's avatar
Stephen Shirley committed
680
681
682
683
684
685
686
OS_SCRIPTS = frozenset([
  OS_SCRIPT_CREATE,
  OS_SCRIPT_IMPORT,
  OS_SCRIPT_EXPORT,
  OS_SCRIPT_RENAME,
  OS_SCRIPT_VERIFY
  ])
687

Iustin Pop's avatar
Iustin Pop committed
688
689
690
OS_API_FILE = "ganeti_api_version"
OS_VARIANTS_FILE = "variants.list"
OS_PARAMETERS_FILE = "parameters.list"
691

Iustin Pop's avatar
Iustin Pop committed
692
OS_VALIDATE_PARAMETERS = "parameters"
693
OS_VALIDATE_CALLS = frozenset([OS_VALIDATE_PARAMETERS])
694

695
# ssh constants
696
697
SSH_CONFIG_DIR = _autoconf.SSH_CONFIG_DIR
SSH_HOST_DSA_PRIV = SSH_CONFIG_DIR + "/ssh_host_dsa_key"
698
SSH_HOST_DSA_PUB = SSH_HOST_DSA_PRIV + ".pub"
699
SSH_HOST_RSA_PRIV = SSH_CONFIG_DIR + "/ssh_host_rsa_key"
700
SSH_HOST_RSA_PUB = SSH_HOST_RSA_PRIV + ".pub"
701
702
SSH = "ssh"
SCP = "scp"
703
704
705
706
707

# reboot types
INSTANCE_REBOOT_SOFT = "soft"
INSTANCE_REBOOT_HARD = "hard"
INSTANCE_REBOOT_FULL = "full"
708

709
710
711
712
713
714
715
716
717
718
719
720
721
722
REBOOT_TYPES = frozenset([
  INSTANCE_REBOOT_SOFT,
  INSTANCE_REBOOT_HARD,
  INSTANCE_REBOOT_FULL
  ])

# instance reboot behaviors
INSTANCE_REBOOT_ALLOWED = "reboot"
INSTANCE_REBOOT_EXIT = "exit"

REBOOT_BEHAVIORS = frozenset([
  INSTANCE_REBOOT_ALLOWED,
  INSTANCE_REBOOT_EXIT
  ])
723

Iustin Pop's avatar
Iustin Pop committed
724
VTYPE_STRING = "string"
725
VTYPE_MAYBE_STRING = "maybe-string"
Iustin Pop's avatar
Iustin Pop committed
726
727
728
VTYPE_BOOL = "bool"
VTYPE_SIZE = "size" # size, in MiBs
VTYPE_INT = "int"
729
ENFORCEABLE_TYPES = frozenset([
Stephen Shirley's avatar
Stephen Shirley committed
730
731
732
733
734
735
  VTYPE_STRING,
  VTYPE_MAYBE_STRING,
  VTYPE_BOOL,
  VTYPE_SIZE,
  VTYPE_INT,
  ])
736

737
738
739
# Constant representing that the user does not specify any IP version
IFACE_NO_IP_VERSION_SPECIFIED = 0

740
741
742
# HV parameter names (global namespace)
HV_BOOT_ORDER = "boot_order"
HV_CDROM_IMAGE_PATH = "cdrom_image_path"
743
744
HV_KVM_CDROM2_IMAGE_PATH = "cdrom2_image_path"
HV_KVM_FLOPPY_IMAGE_PATH = "floppy_image_path"
745
746
HV_NIC_TYPE = "nic_type"
HV_DISK_TYPE = "disk_type"
747
HV_KVM_CDROM_DISK_TYPE = "cdrom_disk_type"
748
HV_VNC_BIND_ADDRESS = "vnc_bind_address"
749
HV_VNC_PASSWORD_FILE = "vnc_password_file"
750
751
752
HV_VNC_TLS = "vnc_tls"
HV_VNC_X509 = "vnc_x509_path"
HV_VNC_X509_VERIFY = "vnc_x509_verify"
753
754
HV_KVM_SPICE_BIND = "spice_bind"
HV_KVM_SPICE_IP_VERSION = "spice_ip_version"
755
HV_KVM_SPICE_PASSWORD_FILE = "spice_password_file"
756
757
758
759
760
HV_KVM_SPICE_LOSSLESS_IMG_COMPR = "spice_image_compression"
HV_KVM_SPICE_JPEG_IMG_COMPR = "spice_jpeg_wan_compression"
HV_KVM_SPICE_ZLIB_GLZ_IMG_COMPR = "spice_zlib_glz_wan_compression"
HV_KVM_SPICE_STREAMING_VIDEO_DETECTION = "spice_streaming_video"
HV_KVM_SPICE_AUDIO_COMPR = "spice_playback_compression"
761
HV_KVM_SPICE_USE_TLS = "spice_use_tls"
762
763
HV_KVM_SPICE_TLS_CIPHERS = "spice_tls_ciphers"
HV_KVM_SPICE_USE_VDAGENT = "spice_use_vdagent"
764
765
HV_ACPI = "acpi"
HV_PAE = "pae"
766
767
768
HV_USE_BOOTLOADER = "use_bootloader"
HV_BOOTLOADER_ARGS = "bootloader_args"
HV_BOOTLOADER_PATH = "bootloader_path"
769
HV_KERNEL_ARGS = "kernel_args"
770
771
HV_KERNEL_PATH = "kernel_path"
HV_INITRD_PATH = "initrd_path"
772
HV_ROOT_PATH = "root_path"
773
HV_SERIAL_CONSOLE = "serial_console"
774
HV_USB_MOUSE = "usb_mouse"
775
HV_KEYMAP = "keymap"
776
HV_DEVICE_MODEL = "device_model"
777
HV_INIT_SCRIPT = "init_script"
778
HV_MIGRATION_PORT = "migration_port"
779
780
HV_MIGRATION_BANDWIDTH = "migration_bandwidth"
HV_MIGRATION_DOWNTIME = "migration_downtime"
781
HV_MIGRATION_MODE = "migration_mode"
782
HV_USE_LOCALTIME = "use_localtime"
783
HV_DISK_CACHE = "disk_cache"
784
785
HV_SECURITY_MODEL = "security_model"
HV_SECURITY_DOMAIN = "security_domain"
Guido Trotter's avatar
Guido Trotter committed
786
HV_KVM_FLAG = "kvm_flag"
787
HV_VHOST_NET = "vhost_net"
Balazs Lecz's avatar
Balazs Lecz committed
788
HV_KVM_USE_CHROOT = "use_chroot"
789
HV_CPU_MASK = "cpu_mask"
790
HV_MEM_PATH = "mem_path"
Jack's avatar
Jack committed
791
HV_PASSTHROUGH = "pci_pass"
792
HV_BLOCKDEV_PREFIX = "blockdev_prefix"
793
HV_REBOOT_BEHAVIOR = "reboot_behavior"
794
HV_CPU_TYPE = "cpu_type"
795

796
797
HVS_PARAMETER_TYPES = {
  HV_BOOT_ORDER: VTYPE_STRING,
798
  HV_KVM_FLOPPY_IMAGE_PATH: VTYPE_STRING,
799
  HV_CDROM_IMAGE_PATH: VTYPE_STRING,
800
  HV_KVM_CDROM2_IMAGE_PATH: VTYPE_STRING,
801
802
  HV_NIC_TYPE: VTYPE_STRING,
  HV_DISK_TYPE: VTYPE_STRING,
803
  HV_KVM_CDROM_DISK_TYPE: VTYPE_STRING,
804
  HV_VNC_PASSWORD_FILE: VTYPE_STRING,
805
806
807
808
  HV_VNC_BIND_ADDRESS: VTYPE_STRING,
  HV_VNC_TLS: VTYPE_BOOL,
  HV_VNC_X509: VTYPE_STRING,
  HV_VNC_X509_VERIFY: VTYPE_BOOL,
809
810
  HV_KVM_SPICE_BIND: VTYPE_STRING,
  HV_KVM_SPICE_IP_VERSION: VTYPE_INT,
811
  HV_KVM_SPICE_PASSWORD_FILE: VTYPE_STRING,
812
813
814
815
816
  HV_KVM_SPICE_LOSSLESS_IMG_COMPR: VTYPE_STRING,
  HV_KVM_SPICE_JPEG_IMG_COMPR: VTYPE_STRING,
  HV_KVM_SPICE_ZLIB_GLZ_IMG_COMPR: VTYPE_STRING,
  HV_KVM_SPICE_STREAMING_VIDEO_DETECTION: VTYPE_STRING,
  HV_KVM_SPICE_AUDIO_COMPR: VTYPE_BOOL,
817
  HV_KVM_SPICE_USE_TLS: VTYPE_BOOL,
818
819
  HV_KVM_SPICE_TLS_CIPHERS: VTYPE_STRING,
  HV_KVM_SPICE_USE_VDAGENT: VTYPE_BOOL,
820
821
  HV_ACPI: VTYPE_BOOL,
  HV_PAE: VTYPE_BOOL,
822
823
824
  HV_USE_BOOTLOADER: VTYPE_BOOL,
  HV_BOOTLOADER_PATH: VTYPE_STRING,
  HV_BOOTLOADER_ARGS: VTYPE_STRING,
825
  HV_KERNEL_PATH: VTYPE_STRING,
826
  HV_KERNEL_ARGS: VTYPE_STRING,
827
  HV_INITRD_PATH: VTYPE_STRING,
828
  HV_ROOT_PATH: VTYPE_MAYBE_STRING,
829
830
  HV_SERIAL_CONSOLE: VTYPE_BOOL,
  HV_USB_MOUSE: VTYPE_STRING,
831
  HV_KEYMAP: VTYPE_STRING,
832
  HV_DEVICE_MODEL: VTYPE_STRING,
833
  HV_INIT_SCRIPT: VTYPE_STRING,
834
  HV_MIGRATION_PORT: VTYPE_INT,
835
836
  HV_MIGRATION_BANDWIDTH: VTYPE_INT,
  HV_MIGRATION_DOWNTIME: VTYPE_INT,
837
  HV_MIGRATION_MODE: VTYPE_STRING,
838
  HV_USE_LOCALTIME: VTYPE_BOOL,
839
  HV_DISK_CACHE: VTYPE_STRING,
840
841
  HV_SECURITY_MODEL: VTYPE_STRING,
  HV_SECURITY_DOMAIN: VTYPE_STRING,
Guido Trotter's avatar
Guido Trotter committed
842
  HV_KVM_FLAG: VTYPE_STRING,
843
  HV_VHOST_NET: VTYPE_BOOL,
Balazs Lecz's avatar
Balazs Lecz committed
844
  HV_KVM_USE_CHROOT: VTYPE_BOOL,
845
  HV_CPU_MASK: VTYPE_STRING,
846
  HV_MEM_PATH: VTYPE_STRING,
Jack's avatar
Jack committed
847
  HV_PASSTHROUGH: VTYPE_STRING,
848
  HV_BLOCKDEV_PREFIX: VTYPE_STRING,
849
  HV_REBOOT_BEHAVIOR: VTYPE_STRING,
850
  HV_CPU_TYPE: VTYPE_STRING,
851
852
853
  }

HVS_PARAMETERS = frozenset(HVS_PARAMETER_TYPES.keys())
854

855
856
857
858
859
860
861
862
863
864
865
866
867
868
HVS_PARAMETER_TITLES = {
  HV_ACPI: "ACPI",
  HV_BOOT_ORDER: "Boot_order",
  HV_CDROM_IMAGE_PATH: "CDROM_image_path",
  HV_DISK_TYPE: "Disk_type",
  HV_INITRD_PATH: "Initrd_path",
  HV_KERNEL_PATH: "Kernel_path",
  HV_NIC_TYPE: "NIC_type",
  HV_PAE: "PAE",
  HV_VNC_BIND_ADDRESS: "VNC_bind_address",
  HV_PASSTHROUGH: "pci_pass",
  HV_CPU_TYPE: "cpu_type",
  }

869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
# Migration statuses
HV_MIGRATION_COMPLETED = "completed"
HV_MIGRATION_ACTIVE = "active"
HV_MIGRATION_FAILED = "failed"
HV_MIGRATION_CANCELLED = "cancelled"

HV_MIGRATION_VALID_STATUSES = frozenset([
  HV_MIGRATION_COMPLETED,
  HV_MIGRATION_ACTIVE,
  HV_MIGRATION_FAILED,
  HV_MIGRATION_CANCELLED,
  ])

HV_MIGRATION_FAILED_STATUSES = frozenset([
  HV_MIGRATION_FAILED,
  HV_MIGRATION_CANCELLED,
  ])

# KVM-specific statuses
HV_KVM_MIGRATION_VALID_STATUSES = HV_MIGRATION_VALID_STATUSES

890
891
892
# Node info keys
HV_NODEINFO_KEY_VERSION = "hv_version"

893
894
895
896
897
898
899
# Hypervisor state
HVST_MEMORY_TOTAL = "mem_total"
HVST_MEMORY_NODE = "mem_node"
HVST_MEMORY_HV = "mem_hv"
HVST_CPU_TOTAL = "cpu_total"
HVST_CPU_NODE = "cpu_node"

900
901
902
903
904
905
906
907
HVST_DEFAULTS = {
  HVST_MEMORY_TOTAL: 0,
  HVST_MEMORY_NODE: 0,
  HVST_MEMORY_HV: 0,
  HVST_CPU_TOTAL: 1,
  HVST_CPU_NODE: 1,
  }

908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
HVSTS_PARAMETER_TYPES = {
  HVST_MEMORY_TOTAL: VTYPE_INT,
  HVST_MEMORY_NODE: VTYPE_INT,
  HVST_MEMORY_HV: VTYPE_INT,
  HVST_CPU_TOTAL: VTYPE_INT,
  HVST_CPU_NODE: VTYPE_INT,
  }

HVSTS_PARAMETERS = frozenset(HVSTS_PARAMETER_TYPES.keys())

# Disk state
DS_DISK_TOTAL = "disk_total"
DS_DISK_RESERVED = "disk_reserved"
DS_DISK_OVERHEAD = "disk_overhead"

923
924
925
926
927
928
DS_DEFAULTS = {
  DS_DISK_TOTAL: 0,
  DS_DISK_RESERVED: 0,
  DS_DISK_OVERHEAD: 0,
  }

929
930
931
932
933
934
935
DSS_PARAMETER_TYPES = {
  DS_DISK_TOTAL: VTYPE_INT,
  DS_DISK_RESERVED: VTYPE_INT,
  DS_DISK_OVERHEAD: VTYPE_INT,
  }

DSS_PARAMETERS = frozenset(DSS_PARAMETER_TYPES.keys())
936
DS_VALID_TYPES = frozenset([LD_LV])
937

938
# Backend parameter names
939
940
941
BE_MEMORY = "memory" # deprecated and replaced by max and min mem
BE_MAXMEM = "maxmem"
BE_MINMEM = "minmem"
942
BE_VCPUS = "vcpus"
943
BE_AUTO_BALANCE = "auto_balance"
944
BE_ALWAYS_FAILOVER = "always_failover"
945
BE_SPINDLE_USE = "spindle_use"
946

947
BES_PARAMETER_TYPES = {
948
949
950
951
  BE_MAXMEM: VTYPE_SIZE,
  BE_MINMEM: VTYPE_SIZE,
  BE_VCPUS: VTYPE_INT,
  BE_AUTO_BALANCE: VTYPE_BOOL,
952
  BE_ALWAYS_FAILOVER: VTYPE_BOOL,
953
  BE_SPINDLE_USE: VTYPE_INT,
954
  }
955

956
957
958
959
960
961
962
BES_PARAMETER_TITLES = {
  BE_AUTO_BALANCE: "Auto_balance",
  BE_MAXMEM: "ConfigMaxMem",
  BE_MINMEM: "ConfigMinMem",
  BE_VCPUS: "ConfigVCPUs",
  }

963
964
965
966
967
BES_PARAMETER_COMPAT = {
  BE_MEMORY: VTYPE_SIZE,
  }
BES_PARAMETER_COMPAT.update(BES_PARAMETER_TYPES)

968
BES_PARAMETERS = frozenset(BES_PARAMETER_TYPES.keys())
Iustin Pop's avatar
Iustin Pop committed
969

970
# instance specs
971
972
973
974
975
ISPEC_MEM_SIZE = "memory-size"
ISPEC_CPU_COUNT = "cpu-count"
ISPEC_DISK_COUNT = "disk-count"
ISPEC_DISK_SIZE = "disk-size"
ISPEC_NIC_COUNT = "nic-count"
976
ISPEC_SPINDLE_USE = "spindle-use"
977
978

ISPECS_PARAMETER_TYPES = {
979
980
981
982
983
  ISPEC_MEM_SIZE: VTYPE_INT,
  ISPEC_CPU_COUNT: VTYPE_INT,
  ISPEC_DISK_COUNT: VTYPE_INT,
  ISPEC_DISK_SIZE: VTYPE_INT,
  ISPEC_NIC_COUNT: VTYPE_INT,
984
  ISPEC_SPINDLE_USE: VTYPE_INT,
985
986
987
988
  }

ISPECS_PARAMETERS = frozenset(ISPECS_PARAMETER_TYPES.keys())

989
990
991
ISPECS_MIN = "min"
ISPECS_MAX = "max"
ISPECS_STD = "std"
992
993
IPOLICY_DTS = "disk-templates"
IPOLICY_VCPU_RATIO = "vcpu-ratio"
994
IPOLICY_SPINDLE_RATIO = "spindle-ratio"