Add method to update a disk object size
[ganeti-local] / lib / constants.py
index 6103e66..062d943 100644 (file)
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#
 #
 
 # Copyright (C) 2006, 2007 Google Inc.
 
 """Module holding different constants."""
 
+from ganeti import _autoconf
+
 # various versions
-CONFIG_VERSION = 3
-PROTOCOL_VERSION = 2
-RELEASE_VERSION = "1.2a1"
-OS_API_VERSION = 4
+PROTOCOL_VERSION = 13
+RELEASE_VERSION = _autoconf.PACKAGE_VERSION
+OS_API_VERSION = 5
 EXPORT_VERSION = 0
 
+# Format for CONFIG_VERSION:
+#   01 03 0123 = 01030123
+#   ^^ ^^ ^^^^
+#   |  |  + Configuration version/revision
+#   |  + Minor version
+#   + Major version
+#
+# It stored as an integer. Make sure not to write an octal number.
+#
+CONFIG_MAJOR = int(_autoconf.VERSION_MAJOR)
+CONFIG_MINOR = int(_autoconf.VERSION_MINOR)
+CONFIG_REVISION = 0
+CONFIG_VERSION = (
+  1000000 * CONFIG_MAJOR +
+    10000 * CONFIG_MINOR +
+        1 * CONFIG_REVISION)
 
 # file paths
-DATA_DIR = "/var/lib/ganeti"
+DATA_DIR = _autoconf.LOCALSTATEDIR + "/lib/ganeti"
+RUN_DIR = _autoconf.LOCALSTATEDIR + "/run"
+BDEV_CACHE_DIR = RUN_DIR + "/ganeti"
+LOCK_DIR = _autoconf.LOCALSTATEDIR + "/lock"
 CLUSTER_CONF_FILE = DATA_DIR + "/config.data"
 SSL_CERT_FILE = DATA_DIR + "/server.pem"
-WATCHER_STATEFILE = DATA_DIR + "/restart_state"
+WATCHER_STATEFILE = DATA_DIR + "/watcher.data"
+SSH_KNOWN_HOSTS_FILE = DATA_DIR + "/known_hosts"
+ETC_HOSTS = "/etc/hosts"
+DEFAULT_FILE_STORAGE_DIR = _autoconf.FILE_STORAGE_DIR
+MASTER_SOCKET = RUN_DIR + "/ganeti-master.sock"
 
-NODE_INITD_SCRIPT = "/etc/init.d/ganeti"
+NODE_INITD_SCRIPT = _autoconf.SYSCONFDIR + "/init.d/ganeti"
 DEFAULT_NODED_PORT = 1811
 FIRST_DRBD_PORT = 11000
 LAST_DRBD_PORT = 14999
 MASTER_SCRIPT = "ganeti-master"
 
-LOG_DIR = "/var/log/ganeti"
+LOG_DIR = _autoconf.LOCALSTATEDIR + "/log/ganeti"
 LOG_OS_DIR = LOG_DIR + "/os"
 LOG_NODESERVER = LOG_DIR + "/node-daemon.log"
+LOG_WATCHER = LOG_DIR + "/watcher.log"
+LOG_MASTERDAEMON = LOG_DIR + "/master-daemon.log"
 
-OS_DIR = "/srv/ganeti/os"
-EXPORT_DIR = "/srv/ganeti/export"
+OS_SEARCH_PATH = _autoconf.OS_SEARCH_PATH
+EXPORT_DIR = _autoconf.EXPORT_DIR
 
 EXPORT_CONF_FILE = "config.ini"
 
+XEN_KERNEL = _autoconf.XEN_KERNEL
+XEN_INITRD = _autoconf.XEN_INITRD
+
+VALUE_DEFAULT = "default"
+VALUE_NONE = "none"
+
 # hooks-related constants
-HOOKS_BASE_DIR = "/etc/ganeti/hooks"
+HOOKS_BASE_DIR = _autoconf.SYSCONFDIR + "/ganeti/hooks"
 HOOKS_PHASE_PRE = "pre"
 HOOKS_PHASE_POST = "post"
+HOOKS_NAME_CFGUPDATE = "config-update"
 HOOKS_VERSION = 1
 
 # hooks subject type (what object type does the LU deal with)
@@ -68,23 +101,108 @@ HKR_SUCCESS = 2
 # disk template types
 DT_DISKLESS = "diskless"
 DT_PLAIN = "plain"
-DT_LOCAL_RAID1 = "local_raid1"
-DT_REMOTE_RAID1 = "remote_raid1"
+DT_DRBD8 = "drbd"
+DT_FILE = "file"
+
+# the set of network-mirrored disk templates
+DTS_NET_MIRROR = frozenset([DT_DRBD8])
 
-# instance creation modem
+# the set of non-lvm-based disk templates
+DTS_NOT_LVM = frozenset([DT_DISKLESS, DT_FILE])
+
+# logical disk types
+LD_LV = "lvm"
+LD_DRBD8 = "drbd8"
+LD_FILE = "file"
+
+# file backend driver
+FD_LOOP = "loop"
+FD_BLKTAP = "blktap"
+
+# the set of drbd-like disk types
+LDS_DRBD = frozenset([LD_DRBD8])
+
+# disk replacement mode
+REPLACE_DISK_PRI = "replace_primary"
+REPLACE_DISK_SEC = "replace_secondary"
+REPLACE_DISK_ALL = "replace_all"
+
+# instance creation modes
 INSTANCE_CREATE = "create"
 INSTANCE_IMPORT = "import"
 
 DISK_TEMPLATES = frozenset([DT_DISKLESS, DT_PLAIN,
-                            DT_LOCAL_RAID1, DT_REMOTE_RAID1])
+                            DT_DRBD8, DT_FILE])
+
+FILE_DRIVER = frozenset([FD_LOOP, FD_BLKTAP])
 
 # import/export config options
 INISECT_EXP = "export"
 INISECT_INS = "instance"
 
 # common exit codes
+EXIT_SUCCESS = 0
 EXIT_NOTMASTER = 11
+EXIT_NODESETUP_ERROR = 12
+EXIT_CONFIRMATION = 13 # need user confirmation
+
+# tags
+TAG_CLUSTER = "cluster"
+TAG_NODE = "node"
+TAG_INSTANCE = "instance"
+MAX_TAG_LEN = 128
+MAX_TAGS_PER_OBJ = 4096
 
 # others
 DEFAULT_BRIDGE = "xen-br0"
 SYNC_SPEED = 30 * 1024
+LOCALHOST_IP_ADDRESS = "127.0.0.1"
+TCP_PING_TIMEOUT = 10
+GANETI_RUNAS = "root"
+DEFAULT_VG = "xenvg"
+BIND_ADDRESS_GLOBAL = "0.0.0.0"
+MIN_VG_SIZE = 20480
+
+# valid os status
+OS_VALID_STATUS = "VALID"
+
+# ssh constants
+SSH_INITD_SCRIPT = _autoconf.SSH_INITD_SCRIPT
+SSH_CONFIG_DIR = "/etc/ssh/"
+SSH_HOST_DSA_PRIV = SSH_CONFIG_DIR + "ssh_host_dsa_key"
+SSH_HOST_DSA_PUB = SSH_HOST_DSA_PRIV + ".pub"
+SSH_HOST_RSA_PRIV = SSH_CONFIG_DIR + "ssh_host_rsa_key"
+SSH_HOST_RSA_PUB = SSH_HOST_RSA_PRIV + ".pub"
+SSH = "ssh"
+SCP = "scp"
+
+# reboot types
+INSTANCE_REBOOT_SOFT = "soft"
+INSTANCE_REBOOT_HARD = "hard"
+INSTANCE_REBOOT_FULL = "full"
+
+# Hypervisor constants
+HT_XEN_PVM30 = "xen-3.0"
+HT_FAKE = "fake"
+HT_XEN_HVM31 = "xen-hvm-3.1"
+HYPER_TYPES = frozenset([HT_XEN_PVM30, HT_FAKE, HT_XEN_HVM31])
+HTS_REQ_PORT = frozenset([HT_XEN_HVM31])
+
+HT_HVM_VNC_BASE_PORT = 5900
+HT_HVM_DEFAULT_BOOT_ORDER = 'dc'
+VNC_PASSWORD_FILE = _autoconf.SYSCONFDIR + "/ganeti/vnc-cluster-password"
+VNC_DEFAULT_BIND_ADDRESS = '0.0.0.0'
+
+# Cluster Verify steps
+VERIFY_NPLUSONE_MEM = 'nplusone_mem'
+VERIFY_OPTIONAL_CHECKS = frozenset([VERIFY_NPLUSONE_MEM])
+
+# Allocator framework constants
+IALLOCATOR_DIR_IN = "in"
+IALLOCATOR_DIR_OUT = "out"
+IALLOCATOR_MODE_ALLOC = "allocate"
+IALLOCATOR_MODE_RELOC = "relocate"
+IALLOCATOR_SEARCH_PATH = _autoconf.IALLOCATOR_SEARCH_PATH
+IARUN_NOTFOUND = 1
+IARUN_FAILURE = 2
+IARUN_SUCCESS = 3