Allow DRBD8 to sync after sb1-pri with no changes
[ganeti-local] / lib / constants.py
1 #
2 #
3
4 # Copyright (C) 2006, 2007 Google Inc.
5 #
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 2 of the License, or
9 # (at your option) any later version.
10 #
11 # This program is distributed in the hope that it will be useful, but
12 # WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 # General Public License for more details.
15 #
16 # You should have received a copy of the GNU General Public License
17 # along with this program; if not, write to the Free Software
18 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
19 # 02110-1301, USA.
20
21
22 """Module holding different constants."""
23
24 from ganeti import _autoconf
25
26 # various versions
27 CONFIG_VERSION = 3
28 PROTOCOL_VERSION = 3
29 RELEASE_VERSION = _autoconf.PACKAGE_VERSION
30 OS_API_VERSION = 5
31 EXPORT_VERSION = 0
32
33
34 # file paths
35 DATA_DIR = _autoconf.LOCALSTATEDIR + "/lib/ganeti"
36 CLUSTER_CONF_FILE = DATA_DIR + "/config.data"
37 SSL_CERT_FILE = DATA_DIR + "/server.pem"
38 WATCHER_STATEFILE = DATA_DIR + "/watcher.data"
39 SSH_KNOWN_HOSTS_FILE = DATA_DIR + "/known_hosts"
40
41 NODE_INITD_SCRIPT = _autoconf.SYSCONFDIR + "/init.d/ganeti"
42 DEFAULT_NODED_PORT = 1811
43 FIRST_DRBD_PORT = 11000
44 LAST_DRBD_PORT = 14999
45 MASTER_SCRIPT = "ganeti-master"
46
47 LOG_DIR = _autoconf.LOCALSTATEDIR + "/log/ganeti"
48 LOG_OS_DIR = LOG_DIR + "/os"
49 LOG_NODESERVER = LOG_DIR + "/node-daemon.log"
50 LOG_WATCHER = LOG_DIR + "/watcher.log"
51
52 OS_SEARCH_PATH = _autoconf.OS_SEARCH_PATH
53 EXPORT_DIR = _autoconf.EXPORT_DIR
54
55 EXPORT_CONF_FILE = "config.ini"
56
57 XEN_KERNEL = _autoconf.XEN_KERNEL
58 XEN_INITRD = _autoconf.XEN_INITRD
59
60 # hooks-related constants
61 HOOKS_BASE_DIR = _autoconf.SYSCONFDIR + "/ganeti/hooks"
62 HOOKS_PHASE_PRE = "pre"
63 HOOKS_PHASE_POST = "post"
64 HOOKS_NAME_CFGUPDATE = "config-update"
65 HOOKS_VERSION = 1
66
67 # hooks subject type (what object type does the LU deal with)
68 HTYPE_CLUSTER = "CLUSTER"
69 HTYPE_NODE = "NODE"
70 HTYPE_INSTANCE = "INSTANCE"
71
72 HKR_SKIP = 0
73 HKR_FAIL = 1
74 HKR_SUCCESS = 2
75
76 # disk template types
77 DT_DISKLESS = "diskless"
78 DT_PLAIN = "plain"
79 DT_LOCAL_RAID1 = "local_raid1"
80 DT_REMOTE_RAID1 = "remote_raid1"
81
82 # logical disk types
83 LD_LV = "lvm"
84 LD_MD_R1 = "md_raid1"
85 LD_DRBD7 = "drbd"
86
87 # instance creation modem
88 INSTANCE_CREATE = "create"
89 INSTANCE_IMPORT = "import"
90
91 DISK_TEMPLATES = frozenset([DT_DISKLESS, DT_PLAIN,
92                             DT_LOCAL_RAID1, DT_REMOTE_RAID1])
93
94 # import/export config options
95 INISECT_EXP = "export"
96 INISECT_INS = "instance"
97
98 # common exit codes
99 EXIT_SUCCESS = 0
100 EXIT_NOTMASTER = 11
101 EXIT_NODESETUP_ERROR = 12
102 EXIT_CONFIRMATION = 13 # need user confirmation
103
104 # tags
105 TAG_CLUSTER = "cluster"
106 TAG_NODE = "node"
107 TAG_INSTANCE = "instance"
108 MAX_TAG_LEN = 128
109 MAX_TAGS_PER_OBJ = 4096
110
111 # others
112 DEFAULT_BRIDGE = "xen-br0"
113 SYNC_SPEED = 30 * 1024
114 LOCALHOST_IP_ADDRESS = "127.0.0.1"
115 TCP_PING_TIMEOUT = 10
116 GANETI_RUNAS = "root"
117
118 # ssh constants
119 SSH_INITD_SCRIPT = _autoconf.SSH_INITD_SCRIPT
120 SSH_CONFIG_DIR = "/etc/ssh/"
121 SSH_HOST_DSA_PRIV = SSH_CONFIG_DIR + "ssh_host_dsa_key"
122 SSH_HOST_DSA_PUB = SSH_HOST_DSA_PRIV + ".pub"
123 SSH_HOST_RSA_PRIV = SSH_CONFIG_DIR + "ssh_host_rsa_key"
124 SSH_HOST_RSA_PUB = SSH_HOST_RSA_PRIV + ".pub"
125
126 # reboot types
127 INSTANCE_REBOOT_SOFT = "soft"
128 INSTANCE_REBOOT_HARD = "hard"
129 INSTANCE_REBOOT_FULL = "full"