#
#
-# Copyright (C) 2006, 2007 Google Inc.
+# Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Google Inc.
#
# 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
"""Module holding different constants."""
+import re
+
from ganeti import _autoconf
+from ganeti import _vcsversion
# various versions
-PROTOCOL_VERSION = 13
RELEASE_VERSION = _autoconf.PACKAGE_VERSION
-OS_API_VERSION = 10
+OS_API_V10 = 10
+OS_API_V15 = 15
+OS_API_V20 = 20
+OS_API_VERSIONS = frozenset([OS_API_V10, OS_API_V15, OS_API_V20])
+VCS_VERSION = _vcsversion.VCS_VERSION
EXPORT_VERSION = 0
RAPI_VERSION = 2
CONFIG_REVISION = 0
CONFIG_VERSION = BuildVersion(CONFIG_MAJOR, CONFIG_MINOR, CONFIG_REVISION)
+#: RPC protocol version
+PROTOCOL_VERSION = BuildVersion(CONFIG_MAJOR, CONFIG_MINOR, 0)
+
+# user separation
+DAEMONS_GROUP = _autoconf.DAEMONS_GROUP
+ADMIN_GROUP = _autoconf.ADMIN_GROUP
+MASTERD_USER = _autoconf.MASTERD_USER
+MASTERD_GROUP = _autoconf.MASTERD_GROUP
+RAPI_USER = _autoconf.RAPI_USER
+RAPI_GROUP = _autoconf.RAPI_GROUP
+CONFD_USER = _autoconf.CONFD_USER
+CONFD_GROUP = _autoconf.CONFD_GROUP
+NODED_USER = _autoconf.NODED_USER
+NODED_GROUP = _autoconf.NODED_GROUP
+
+# cpu pinning separators and constants
+CPU_PINNING_SEP = ":"
+CPU_PINNING_ALL = "all"
+# internal representation of "all"
+CPU_PINNING_ALL_VAL = -1
+# one "all" entry in a CPU list means CPU pinning is off
+CPU_PINNING_OFF = [CPU_PINNING_ALL_VAL]
+
+# 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"
+
+# A KVM-specific implementation detail - the following value is used
+# to set CPU affinity to all processors (#0 through #31), per taskset
+# man page.
+CPU_PINNING_ALL_KVM = 0xFFFFFFFF
+
+# Wipe
+DD_CMD = "dd"
+WIPE_BLOCK_SIZE = 1024 ** 2
+MAX_WIPE_CHUNK = 1024 # 1GB
+MIN_WIPE_CHUNK_PERCENT = 10
+
+
# file paths
DATA_DIR = _autoconf.LOCALSTATEDIR + "/lib/ganeti"
RUN_DIR = _autoconf.LOCALSTATEDIR + "/run"
RUN_GANETI_DIR = RUN_DIR + "/ganeti"
BDEV_CACHE_DIR = RUN_GANETI_DIR + "/bdev-cache"
DISK_LINKS_DIR = RUN_GANETI_DIR + "/instance-disks"
-RUN_DIRS_MODE = 0755
+RUN_DIRS_MODE = 0775
SOCKET_DIR = RUN_GANETI_DIR + "/socket"
-SOCKET_DIR_MODE = 0700
+SECURE_DIR_MODE = 0700
+SECURE_FILE_MODE = 0600
+SOCKET_DIR_MODE = 0750
+CRYPTO_KEYS_DIR = RUN_GANETI_DIR + "/crypto"
+CRYPTO_KEYS_DIR_MODE = SECURE_DIR_MODE
+IMPORT_EXPORT_DIR = RUN_GANETI_DIR + "/import-export"
+IMPORT_EXPORT_DIR_MODE = 0755
+ADOPTABLE_BLOCKDEV_ROOT = "/dev/disk/"
# keep RUN_GANETI_DIR first here, to make sure all get created when the node
# daemon is started (this takes care of RUN_DIR being tmpfs)
-SUB_RUN_DIRS = [ RUN_GANETI_DIR, BDEV_CACHE_DIR, DISK_LINKS_DIR ]
+SUB_RUN_DIRS = [
+ RUN_GANETI_DIR,
+ BDEV_CACHE_DIR,
+ DISK_LINKS_DIR,
+ ]
LOCK_DIR = _autoconf.LOCALSTATEDIR + "/lock"
SSCONF_LOCK_FILE = LOCK_DIR + "/ganeti-ssconf.lock"
+# 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"
CLUSTER_CONF_FILE = DATA_DIR + "/config.data"
-SSL_CERT_FILE = DATA_DIR + "/server.pem"
+NODED_CERT_FILE = DATA_DIR + "/server.pem"
RAPI_CERT_FILE = DATA_DIR + "/rapi.pem"
-WATCHER_STATEFILE = DATA_DIR + "/watcher.data"
+CONFD_HMAC_KEY = DATA_DIR + "/hmac.key"
+SPICE_CERT_FILE = DATA_DIR + "/spice.pem"
+SPICE_CACERT_FILE = DATA_DIR + "/spice-ca.pem"
+CLUSTER_DOMAIN_SECRET_FILE = DATA_DIR + "/cluster-domain-secret"
+INSTANCE_STATUS_FILE = RUN_GANETI_DIR + "/instance-status"
SSH_KNOWN_HOSTS_FILE = DATA_DIR + "/known_hosts"
-RAPI_USERS_FILE = DATA_DIR + "/rapi_users"
+RAPI_USERS_FILE = DATA_DIR + "/rapi/users"
QUEUE_DIR = DATA_DIR + "/queue"
+DAEMON_UTIL = _autoconf.PKGLIBDIR + "/daemon-util"
+SETUP_SSH = _autoconf.TOOLSDIR + "/setup-ssh"
+KVM_IFUP = _autoconf.PKGLIBDIR + "/kvm-ifup"
+KVM_CONSOLE_WRAPPER = _autoconf.PKGLIBDIR + "/tools/kvm-console-wrapper"
+XM_CONSOLE_WRAPPER = _autoconf.PKGLIBDIR + "/tools/xm-console-wrapper"
ETC_HOSTS = "/etc/hosts"
DEFAULT_FILE_STORAGE_DIR = _autoconf.FILE_STORAGE_DIR
+DEFAULT_SHARED_FILE_STORAGE_DIR = _autoconf.SHARED_FILE_STORAGE_DIR
+ENABLE_FILE_STORAGE = _autoconf.ENABLE_FILE_STORAGE
+ENABLE_SHARED_FILE_STORAGE = _autoconf.ENABLE_SHARED_FILE_STORAGE
+SYSCONFDIR = _autoconf.SYSCONFDIR
+TOOLSDIR = _autoconf.TOOLSDIR
+CONF_DIR = SYSCONFDIR + "/ganeti"
+USER_SCRIPTS_DIR = CONF_DIR + "/scripts"
+ENABLE_CONFD = _autoconf.ENABLE_CONFD
+
+#: 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"
+
+#: 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"
+
+#: File containing Unix timestamp until which watcher should be paused
+WATCHER_PAUSEFILE = DATA_DIR + "/watcher.pause"
+
+# 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"
+
+ALL_CERT_FILES = frozenset([
+ NODED_CERT_FILE,
+ RAPI_CERT_FILE,
+ SPICE_CERT_FILE,
+ SPICE_CACERT_FILE,
+ ])
MASTER_SOCKET = SOCKET_DIR + "/ganeti-master"
-# PID files
-MASTERD_PID = "ganeti-masterd"
-NODED_PID = "ganeti-noded"
-RAPI_PID = "ganeti-rapi"
+NODED = "ganeti-noded"
+CONFD = "ganeti-confd"
+RAPI = "ganeti-rapi"
+MASTERD = "ganeti-masterd"
+# used in the ganeti-nbma project
+NLD = "ganeti-nld"
+
+DAEMONS_PORTS = {
+ # daemon-name: ("proto", "default-port")
+ NODED: ("tcp", 1811),
+ CONFD: ("udp", 1814),
+ RAPI: ("tcp", 5080),
+ "ssh": ("tcp", 22),
+ # used in the ganeti-nbma project
+ NLD: ("udp", 1816),
+}
+DEFAULT_NODED_PORT = DAEMONS_PORTS[NODED][1]
+DEFAULT_CONFD_PORT = DAEMONS_PORTS[CONFD][1]
+DEFAULT_RAPI_PORT = DAEMONS_PORTS[RAPI][1]
+# used in the ganeti-nbma project
+DEFAULT_NLD_PORT = DAEMONS_PORTS[NLD][1]
-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 = _autoconf.LOCALSTATEDIR + "/log/ganeti/"
+DAEMONS_LOGFILES = {
+ # "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",
+ # used in the ganeti-nbma project
+ NLD: LOG_DIR + "nl-daemon.log",
+ }
+
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"
-LOG_RAPISERVER = LOG_DIR + "rapi-daemon.log"
LOG_COMMANDS = LOG_DIR + "commands.log"
LOG_BURNIN = LOG_DIR + "burnin.log"
+LOG_SETUP_SSH = LOG_DIR + "setup-ssh.log"
+
+DEV_CONSOLE = "/dev/console"
+
+PROC_MOUNTS = "/proc/mounts"
+
+# Local UniX Interface related constants
+LUXI_EOM = "\3"
+LUXI_VERSION = CONFIG_VERSION
+
+# one of "no", "yes", "only"
+SYSLOG_USAGE = _autoconf.SYSLOG_USAGE
+SYSLOG_NO = "no"
+SYSLOG_YES = "yes"
+SYSLOG_ONLY = "only"
+SYSLOG_SOCKET = "/dev/log"
OS_SEARCH_PATH = _autoconf.OS_SEARCH_PATH
EXPORT_DIR = _autoconf.EXPORT_DIR
EXPORT_CONF_FILE = "config.ini"
+XEN_BOOTLOADER = _autoconf.XEN_BOOTLOADER
XEN_KERNEL = _autoconf.XEN_KERNEL
XEN_INITRD = _autoconf.XEN_INITRD
+XEN_CMD = "xm"
KVM_PATH = _autoconf.KVM_PATH
SOCAT_PATH = _autoconf.SOCAT_PATH
-KVM_MIGRATION_PORT = _autoconf.KVM_MIGRATION_PORT
+SOCAT_USE_ESCAPE = _autoconf.SOCAT_USE_ESCAPE
+SOCAT_USE_COMPRESS = _autoconf.SOCAT_USE_COMPRESS
+SOCAT_ESCAPE_CODE = "0x1d"
+
+#: Console as SSH command
+CONS_SSH = "ssh"
+
+#: Console as VNC server
+CONS_VNC = "vnc"
+
+#: Console as SPICE server
+CONS_SPICE = "spice"
+
+#: Display a message for console access
+CONS_MESSAGE = "msg"
+
+#: All console types
+CONS_ALL = frozenset([CONS_SSH, CONS_VNC, CONS_SPICE, CONS_MESSAGE])
+
+# 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
+
+# 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
+# modifying the ciphers, ensure not to accidentially add something after it's
+# 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"
+
+# Digest used to sign certificates ("openssl x509" uses SHA1 by default)
+X509_CERT_SIGN_DIGEST = "SHA1"
+
+# Default validity of certificates in days
+X509_CERT_DEFAULT_VALIDITY = 365 * 5
+
+# commonName (CN) used in certificates
+X509_CERT_CN = "ganeti.example.com"
+
+X509_CERT_SIGNATURE_HEADER = "X-Ganeti-Signature"
+
+IMPORT_EXPORT_DAEMON = _autoconf.PKGLIBDIR + "/import-export"
+
+# Import/export daemon mode
+IEM_IMPORT = "import"
+IEM_EXPORT = "export"
+
+# Import/export transport compression
+IEC_NONE = "none"
+IEC_GZIP = "gzip"
+IEC_ALL = frozenset([
+ IEC_NONE,
+ IEC_GZIP,
+ ])
+
+IE_CUSTOM_SIZE = "fd"
+
+IE_MAGIC_RE = re.compile(r"^[-_.a-zA-Z0-9]{5,100}$")
+
+# Import/export I/O
+# Direct file I/O, equivalent to a shell's I/O redirection using '<' or '>'
+IEIO_FILE = "file"
+# Raw block device I/O using "dd"
+IEIO_RAW_DISK = "raw"
+# OS definition import/export script
+IEIO_SCRIPT = "script"
VALUE_DEFAULT = "default"
VALUE_AUTO = "auto"
VALUE_TRUE = "true"
VALUE_FALSE = "false"
+# External script validation mask
+EXT_PLUGIN_MASK = re.compile("^[a-zA-Z0-9_-]+$")
+
# hooks-related constants
-HOOKS_BASE_DIR = _autoconf.SYSCONFDIR + "/ganeti/hooks"
+HOOKS_BASE_DIR = CONF_DIR + "/hooks"
HOOKS_PHASE_PRE = "pre"
HOOKS_PHASE_POST = "post"
HOOKS_NAME_CFGUPDATE = "config-update"
-HOOKS_VERSION = 1
+HOOKS_NAME_WATCHER = "watcher"
+HOOKS_VERSION = 2
+HOOKS_PATH = "/sbin:/bin:/usr/sbin:/usr/bin"
# hooks subject type (what object type does the LU deal with)
HTYPE_CLUSTER = "CLUSTER"
HTYPE_NODE = "NODE"
+HTYPE_GROUP = "GROUP"
HTYPE_INSTANCE = "INSTANCE"
HKR_SKIP = 0
HKR_FAIL = 1
HKR_SUCCESS = 2
+# Storage types
+ST_FILE = "file"
+ST_LVM_PV = "lvm-pv"
+ST_LVM_VG = "lvm-vg"
+
+# Storage fields
+# 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
+SF_NAME = "name"
+SF_SIZE = "size"
+SF_FREE = "free"
+SF_USED = "used"
+SF_ALLOCATABLE = "allocatable"
+
+# Storage operations
+SO_FIX_CONSISTENCY = "fix-consistency"
+
+# Available fields per storage type
+VALID_STORAGE_FIELDS = frozenset([
+ SF_NAME,
+ SF_TYPE,
+ SF_SIZE,
+ SF_USED,
+ SF_FREE,
+ SF_ALLOCATABLE
+ ])
+
+VALID_STORAGE_TYPES = frozenset([ST_FILE, ST_LVM_PV, ST_LVM_VG])
+
+MODIFIABLE_STORAGE_FIELDS = {
+ ST_LVM_PV: frozenset([SF_ALLOCATABLE]),
+ }
+
+VALID_STORAGE_OPERATIONS = {
+ ST_LVM_VG: frozenset([SO_FIX_CONSISTENCY]),
+ }
+
+# Local disk status
+# Note: Code depends on LDS_OKAY < LDS_UNKNOWN < LDS_FAULTY
+(LDS_OKAY,
+ LDS_UNKNOWN,
+ LDS_FAULTY) = range(1, 4)
+
# disk template types
DT_DISKLESS = "diskless"
DT_PLAIN = "plain"
DT_DRBD8 = "drbd"
DT_FILE = "file"
+DT_SHARED_FILE = "sharedfile"
+DT_BLOCK = "blockdev"
# the set of network-mirrored disk templates
-DTS_NET_MIRROR = frozenset([DT_DRBD8])
+DTS_INT_MIRROR = frozenset([DT_DRBD8])
+
+# the set of externally-mirrored disk templates (e.g. SAN, NAS)
+DTS_EXT_MIRROR = frozenset([DT_SHARED_FILE, DT_BLOCK])
# the set of non-lvm-based disk templates
-DTS_NOT_LVM = frozenset([DT_DISKLESS, DT_FILE])
+DTS_NOT_LVM = frozenset([DT_DISKLESS, DT_FILE, DT_SHARED_FILE, DT_BLOCK])
+
+# the set of disk templates which can be grown
+DTS_GROWABLE = frozenset([DT_PLAIN, DT_DRBD8, DT_FILE, DT_SHARED_FILE])
+
+# the set of disk templates that allow adoption
+DTS_MAY_ADOPT = frozenset([DT_PLAIN, DT_BLOCK])
+
+# the set of disk templates that *must* use adoption
+DTS_MUST_ADOPT = frozenset([DT_BLOCK])
+
+# the set of disk templates that allow migrations
+DTS_MIRRORED = frozenset.union(DTS_INT_MIRROR, DTS_EXT_MIRROR)
+
+# the set of file based disk templates
+DTS_FILEBASED = frozenset([DT_FILE, DT_SHARED_FILE])
# logical disk types
LD_LV = "lvm"
LD_DRBD8 = "drbd8"
LD_FILE = "file"
-LDS_BLOCK = frozenset([LD_LV, LD_DRBD8])
+LD_BLOCKDEV = "blockdev"
+LOGICAL_DISK_TYPES = frozenset([
+ LD_LV,
+ LD_DRBD8,
+ LD_FILE,
+ LD_BLOCKDEV,
+ ])
+
+LDS_BLOCK = frozenset([LD_LV, LD_DRBD8, LD_BLOCKDEV])
# drbd constants
DRBD_HMAC_ALG = "md5"
DRBD_NET_PROTOCOL = "C"
+# 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]),
+ ])
+
# file backend driver
FD_LOOP = "loop"
FD_BLKTAP = "blktap"
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
+REPLACE_DISK_AUTO = "replace_auto"
+REPLACE_MODES = frozenset([
+ REPLACE_DISK_PRI,
+ REPLACE_DISK_SEC,
+ REPLACE_DISK_CHG,
+ REPLACE_DISK_AUTO,
+ ])
-# lock recalculate mode
-LOCKS_REPLACE = 'replace'
-LOCKS_APPEND = 'append'
+# Instance export mode
+EXPORT_MODE_LOCAL = "local"
+EXPORT_MODE_REMOTE = "remote"
+EXPORT_MODES = frozenset([
+ EXPORT_MODE_LOCAL,
+ EXPORT_MODE_REMOTE,
+ ])
+
+# Lock recalculate mode
+LOCKS_REPLACE = "replace"
+LOCKS_APPEND = "append"
+
+# Lock timeout (sum) before we should go into blocking acquire (still
+# can be reset by priority change); computed as max time (10 hours)
+# before we should actually go into blocking acquire given that we
+# start from default priority level; in seconds
+LOCK_ATTEMPTS_TIMEOUT = 10 * 3600 / 20.0
+LOCK_ATTEMPTS_MAXWAIT = 15.0
+LOCK_ATTEMPTS_MINWAIT = 1.0
# instance creation modes
INSTANCE_CREATE = "create"
INSTANCE_IMPORT = "import"
+INSTANCE_REMOTE_IMPORT = "remote-import"
+INSTANCE_CREATE_MODES = frozenset([
+ INSTANCE_CREATE,
+ INSTANCE_IMPORT,
+ INSTANCE_REMOTE_IMPORT,
+ ])
+
+# 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
-DISK_TEMPLATES = frozenset([DT_DISKLESS, DT_PLAIN,
- DT_DRBD8, DT_FILE])
+# Overall timeout for establishing connection
+RIE_CONNECT_TIMEOUT = 180
+
+# 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
+
+#: Give child process up to 5 seconds to exit after sending a signal
+CHILD_LINGER_TIMEOUT = 5.0
+
+DISK_TEMPLATES = frozenset([
+ DT_DISKLESS,
+ DT_PLAIN,
+ DT_DRBD8,
+ DT_FILE,
+ DT_SHARED_FILE,
+ DT_BLOCK
+ ])
FILE_DRIVER = frozenset([FD_LOOP, FD_BLKTAP])
# import/export config options
INISECT_EXP = "export"
INISECT_INS = "instance"
+INISECT_HYP = "hypervisor"
+INISECT_BEP = "backend"
+INISECT_OSP = "os"
# dynamic device modification
-
-DDM_ADD = 'add'
-DDM_REMOVE = 'remove'
+DDM_ADD = "add"
+DDM_REMOVE = "remove"
+DDMS_VALUES = frozenset([DDM_ADD, DDM_REMOVE])
# common exit codes
EXIT_SUCCESS = 0
EXIT_FAILURE = 1
+EXIT_NOTCLUSTER = 5
EXIT_NOTMASTER = 11
EXIT_NODESETUP_ERROR = 12
EXIT_CONFIRMATION = 13 # need user confirmation
+#: Exit code for query operations with unknown fields
+EXIT_UNKNOWN_FIELD = 14
+
# tags
TAG_CLUSTER = "cluster"
+TAG_NODEGROUP = "nodegroup"
TAG_NODE = "node"
TAG_INSTANCE = "instance"
+VALID_TAG_TYPES = frozenset([
+ TAG_CLUSTER,
+ TAG_NODEGROUP,
+ TAG_NODE,
+ TAG_INSTANCE,
+ ])
MAX_TAG_LEN = 128
MAX_TAGS_PER_OBJ = 4096
# others
DEFAULT_BRIDGE = "xen-br0"
-SYNC_SPEED = 60 * 1024
-LOCALHOST_IP_ADDRESS = "127.0.0.1"
+CLASSIC_DRBD_SYNC_SPEED = 60 * 1024 # 60 MiB, expressed in KiB
+IP4_ADDRESS_LOCALHOST = "127.0.0.1"
+IP4_ADDRESS_ANY = "0.0.0.0"
+IP6_ADDRESS_LOCALHOST = "::1"
+IP6_ADDRESS_ANY = "::"
+IP4_VERSION = 4
+IP6_VERSION = 6
+VALID_IP_VERSIONS = frozenset([IP4_VERSION, IP6_VERSION])
TCP_PING_TIMEOUT = 10
GANETI_RUNAS = "root"
DEFAULT_VG = "xenvg"
-BIND_ADDRESS_GLOBAL = "0.0.0.0"
+DEFAULT_DRBD_HELPER = "/bin/true"
MIN_VG_SIZE = 20480
DEFAULT_MAC_PREFIX = "aa:00:00"
+# default maximum instance wait time, in seconds.
+DEFAULT_SHUTDOWN_TIMEOUT = 120
+NODE_MAX_CLOCK_SKEW = 150
+# Time for an intra-cluster disk transfer to wait for a connection
+DISK_TRANSFER_CONNECT_TIMEOUT = 60
+# Disk index separator
+DISK_SEPARATOR = _autoconf.DISK_SEPARATOR
+IP_COMMAND_PATH = _autoconf.IP_PATH
+
+#: Key for job IDs in opcode result
+JOB_IDS_KEY = "jobs"
+
+# runparts results
+(RUNPARTS_SKIP,
+ RUNPARTS_RUN,
+ RUNPARTS_ERR) = range(3)
+
+RUNPARTS_STATUS = frozenset([RUNPARTS_SKIP, RUNPARTS_RUN, RUNPARTS_ERR])
# RPC constants
(RPC_ENCODING_NONE,
RPC_ENCODING_ZLIB_BASE64) = range(2)
# os related constants
-OS_VALID_STATUS = "VALID"
-OS_SCRIPT_CREATE = 'create'
-OS_SCRIPT_IMPORT = 'import'
-OS_SCRIPT_EXPORT = 'export'
-OS_SCRIPT_RENAME = 'rename'
-OS_SCRIPTS = frozenset([OS_SCRIPT_CREATE, OS_SCRIPT_IMPORT,
- OS_SCRIPT_EXPORT, OS_SCRIPT_RENAME])
+OS_SCRIPT_CREATE = "create"
+OS_SCRIPT_IMPORT = "import"
+OS_SCRIPT_EXPORT = "export"
+OS_SCRIPT_RENAME = "rename"
+OS_SCRIPT_VERIFY = "verify"
+OS_SCRIPTS = frozenset([
+ OS_SCRIPT_CREATE,
+ OS_SCRIPT_IMPORT,
+ OS_SCRIPT_EXPORT,
+ OS_SCRIPT_RENAME,
+ OS_SCRIPT_VERIFY
+ ])
+
+OS_API_FILE = "ganeti_api_version"
+OS_VARIANTS_FILE = "variants.list"
+OS_PARAMETERS_FILE = "parameters.list"
+
+OS_VALIDATE_PARAMETERS = "parameters"
+OS_VALIDATE_CALLS = frozenset([OS_VALIDATE_PARAMETERS])
# 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_CONFIG_DIR = _autoconf.SSH_CONFIG_DIR
+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_PRIV = SSH_CONFIG_DIR + "/ssh_host_rsa_key"
SSH_HOST_RSA_PUB = SSH_HOST_RSA_PRIV + ".pub"
SSH = "ssh"
SCP = "scp"
INSTANCE_REBOOT_HARD = "hard"
INSTANCE_REBOOT_FULL = "full"
-REBOOT_TYPES = frozenset([INSTANCE_REBOOT_SOFT,
- INSTANCE_REBOOT_HARD,
- INSTANCE_REBOOT_FULL])
+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
+ ])
+
+VTYPE_STRING = "string"
+VTYPE_MAYBE_STRING = "maybe-string"
+VTYPE_BOOL = "bool"
+VTYPE_SIZE = "size" # size, in MiBs
+VTYPE_INT = "int"
+ENFORCEABLE_TYPES = frozenset([
+ VTYPE_STRING,
+ VTYPE_MAYBE_STRING,
+ VTYPE_BOOL,
+ VTYPE_SIZE,
+ VTYPE_INT,
+ ])
+
+# Constant representing that the user does not specify any IP version
+IFACE_NO_IP_VERSION_SPECIFIED = 0
# HV parameter names (global namespace)
HV_BOOT_ORDER = "boot_order"
HV_CDROM_IMAGE_PATH = "cdrom_image_path"
+HV_KVM_CDROM2_IMAGE_PATH = "cdrom2_image_path"
+HV_KVM_FLOPPY_IMAGE_PATH = "floppy_image_path"
HV_NIC_TYPE = "nic_type"
HV_DISK_TYPE = "disk_type"
+HV_KVM_CDROM_DISK_TYPE = "cdrom_disk_type"
HV_VNC_BIND_ADDRESS = "vnc_bind_address"
+HV_VNC_PASSWORD_FILE = "vnc_password_file"
HV_VNC_TLS = "vnc_tls"
HV_VNC_X509 = "vnc_x509_path"
HV_VNC_X509_VERIFY = "vnc_x509_verify"
+HV_KVM_SPICE_BIND = "spice_bind"
+HV_KVM_SPICE_IP_VERSION = "spice_ip_version"
+HV_KVM_SPICE_PASSWORD_FILE = "spice_password_file"
+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"
+HV_KVM_SPICE_USE_TLS = "spice_use_tls"
+HV_KVM_SPICE_TLS_CIPHERS = "spice_tls_ciphers"
+HV_KVM_SPICE_USE_VDAGENT = "spice_use_vdagent"
HV_ACPI = "acpi"
HV_PAE = "pae"
+HV_USE_BOOTLOADER = "use_bootloader"
+HV_BOOTLOADER_ARGS = "bootloader_args"
+HV_BOOTLOADER_PATH = "bootloader_path"
+HV_KERNEL_ARGS = "kernel_args"
HV_KERNEL_PATH = "kernel_path"
HV_INITRD_PATH = "initrd_path"
HV_ROOT_PATH = "root_path"
HV_SERIAL_CONSOLE = "serial_console"
+HV_USB_MOUSE = "usb_mouse"
+HV_KEYMAP = "keymap"
+HV_DEVICE_MODEL = "device_model"
+HV_INIT_SCRIPT = "init_script"
+HV_MIGRATION_PORT = "migration_port"
+HV_MIGRATION_BANDWIDTH = "migration_bandwidth"
+HV_MIGRATION_DOWNTIME = "migration_downtime"
+HV_MIGRATION_MODE = "migration_mode"
+HV_USE_LOCALTIME = "use_localtime"
+HV_DISK_CACHE = "disk_cache"
+HV_SECURITY_MODEL = "security_model"
+HV_SECURITY_DOMAIN = "security_domain"
+HV_KVM_FLAG = "kvm_flag"
+HV_VHOST_NET = "vhost_net"
+HV_KVM_USE_CHROOT = "use_chroot"
+HV_CPU_MASK = "cpu_mask"
+HV_MEM_PATH = "mem_path"
+HV_BLOCKDEV_PREFIX = "blockdev_prefix"
+HV_REBOOT_BEHAVIOR = "reboot_behavior"
+
+HVS_PARAMETER_TYPES = {
+ HV_BOOT_ORDER: VTYPE_STRING,
+ HV_KVM_FLOPPY_IMAGE_PATH: VTYPE_STRING,
+ HV_CDROM_IMAGE_PATH: VTYPE_STRING,
+ HV_KVM_CDROM2_IMAGE_PATH: VTYPE_STRING,
+ HV_NIC_TYPE: VTYPE_STRING,
+ HV_DISK_TYPE: VTYPE_STRING,
+ HV_KVM_CDROM_DISK_TYPE: VTYPE_STRING,
+ HV_VNC_PASSWORD_FILE: VTYPE_STRING,
+ HV_VNC_BIND_ADDRESS: VTYPE_STRING,
+ HV_VNC_TLS: VTYPE_BOOL,
+ HV_VNC_X509: VTYPE_STRING,
+ HV_VNC_X509_VERIFY: VTYPE_BOOL,
+ HV_KVM_SPICE_BIND: VTYPE_STRING,
+ HV_KVM_SPICE_IP_VERSION: VTYPE_INT,
+ HV_KVM_SPICE_PASSWORD_FILE: VTYPE_STRING,
+ 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,
+ HV_KVM_SPICE_USE_TLS: VTYPE_BOOL,
+ HV_KVM_SPICE_TLS_CIPHERS: VTYPE_STRING,
+ HV_KVM_SPICE_USE_VDAGENT: VTYPE_BOOL,
+ HV_ACPI: VTYPE_BOOL,
+ HV_PAE: VTYPE_BOOL,
+ HV_USE_BOOTLOADER: VTYPE_BOOL,
+ HV_BOOTLOADER_PATH: VTYPE_STRING,
+ HV_BOOTLOADER_ARGS: VTYPE_STRING,
+ HV_KERNEL_PATH: VTYPE_STRING,
+ HV_KERNEL_ARGS: VTYPE_STRING,
+ HV_INITRD_PATH: VTYPE_STRING,
+ HV_ROOT_PATH: VTYPE_MAYBE_STRING,
+ HV_SERIAL_CONSOLE: VTYPE_BOOL,
+ HV_USB_MOUSE: VTYPE_STRING,
+ HV_KEYMAP: VTYPE_STRING,
+ HV_DEVICE_MODEL: VTYPE_STRING,
+ HV_INIT_SCRIPT: VTYPE_STRING,
+ HV_MIGRATION_PORT: VTYPE_INT,
+ HV_MIGRATION_BANDWIDTH: VTYPE_INT,
+ HV_MIGRATION_DOWNTIME: VTYPE_INT,
+ HV_MIGRATION_MODE: VTYPE_STRING,
+ HV_USE_LOCALTIME: VTYPE_BOOL,
+ HV_DISK_CACHE: VTYPE_STRING,
+ HV_SECURITY_MODEL: VTYPE_STRING,
+ HV_SECURITY_DOMAIN: VTYPE_STRING,
+ HV_KVM_FLAG: VTYPE_STRING,
+ HV_VHOST_NET: VTYPE_BOOL,
+ HV_KVM_USE_CHROOT: VTYPE_BOOL,
+ HV_CPU_MASK: VTYPE_STRING,
+ HV_MEM_PATH: VTYPE_STRING,
+ HV_BLOCKDEV_PREFIX: VTYPE_STRING,
+ HV_REBOOT_BEHAVIOR: VTYPE_STRING,
+ }
+
+HVS_PARAMETERS = frozenset(HVS_PARAMETER_TYPES.keys())
+
+# Migration statuses
+HV_MIGRATION_COMPLETED = "completed"
+HV_MIGRATION_ACTIVE = "active"
+HV_MIGRATION_FAILED = "failed"
+HV_MIGRATION_CANCELLED = "cancelled"
-HVS_PARAMETERS = frozenset([
- HV_BOOT_ORDER,
- HV_CDROM_IMAGE_PATH,
- HV_NIC_TYPE,
- HV_DISK_TYPE,
- HV_VNC_BIND_ADDRESS,
- HV_VNC_TLS,
- HV_VNC_X509,
- HV_VNC_X509_VERIFY,
- HV_ACPI,
- HV_PAE,
- HV_KERNEL_PATH,
- HV_INITRD_PATH,
- HV_ROOT_PATH,
- HV_SERIAL_CONSOLE,
- ])
-
-# BE parameter names
-BE_MEMORY = "memory"
+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
+
+# Node info keys
+HV_NODEINFO_KEY_VERSION = "hv_version"
+
+# 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"
+
+HVST_DEFAULTS = {
+ HVST_MEMORY_TOTAL: 0,
+ HVST_MEMORY_NODE: 0,
+ HVST_MEMORY_HV: 0,
+ HVST_CPU_TOTAL: 1,
+ HVST_CPU_NODE: 1,
+ }
+
+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"
+
+DS_DEFAULTS = {
+ DS_DISK_TOTAL: 0,
+ DS_DISK_RESERVED: 0,
+ DS_DISK_OVERHEAD: 0,
+ }
+
+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())
+DS_VALID_TYPES = frozenset([LD_LV])
+
+# Backend parameter names
+BE_MEMORY = "memory" # deprecated and replaced by max and min mem
+BE_MAXMEM = "maxmem"
+BE_MINMEM = "minmem"
BE_VCPUS = "vcpus"
BE_AUTO_BALANCE = "auto_balance"
+BE_ALWAYS_FAILOVER = "always_failover"
+
+BES_PARAMETER_TYPES = {
+ BE_MAXMEM: VTYPE_SIZE,
+ BE_MINMEM: VTYPE_SIZE,
+ BE_VCPUS: VTYPE_INT,
+ BE_AUTO_BALANCE: VTYPE_BOOL,
+ BE_ALWAYS_FAILOVER: VTYPE_BOOL,
+ }
+
+BES_PARAMETER_COMPAT = {
+ BE_MEMORY: VTYPE_SIZE,
+ }
+BES_PARAMETER_COMPAT.update(BES_PARAMETER_TYPES)
+
+BES_PARAMETERS = frozenset(BES_PARAMETER_TYPES.keys())
+
+# instance specs
+MEM_SIZE_SPEC = "memory-size"
+CPU_COUNT_SPEC = "cpu-count"
+DISK_COUNT_SPEC = "disk-count"
+DISK_SIZE_SPEC = "disk-size"
+NIC_COUNT_SPEC = "nic-count"
+
+ISPECS_PARAMETER_TYPES = {
+ MEM_SIZE_SPEC: VTYPE_INT,
+ CPU_COUNT_SPEC: VTYPE_INT,
+ DISK_COUNT_SPEC: VTYPE_INT,
+ DISK_SIZE_SPEC: VTYPE_INT,
+ NIC_COUNT_SPEC: VTYPE_INT,
+ }
+
+ISPECS_PARAMETERS = frozenset(ISPECS_PARAMETER_TYPES.keys())
+
+MIN_ISPECS = "min"
+MAX_ISPECS = "max"
+STD_ISPECS = "std"
+
+IPOLICY_PARAMETERS = frozenset([
+ MIN_ISPECS,
+ MAX_ISPECS,
+ STD_ISPECS
+ ])
+
+# Node parameter names
+ND_OOB_PROGRAM = "oob_program"
+
+NDS_PARAMETER_TYPES = {
+ ND_OOB_PROGRAM: VTYPE_MAYBE_STRING,
+ }
+
+NDS_PARAMETERS = frozenset(NDS_PARAMETER_TYPES.keys())
+
+# Logical Disks parameters
+LDP_RESYNC_RATE = "resync-rate"
+LDP_STRIPES = "stripes"
+LDP_BARRIERS = "disabled-barriers"
+LDP_NO_META_FLUSH = "disable-meta-flush"
+LDP_DEFAULT_METAVG = "default-metavg"
+LDP_DISK_CUSTOM = "disk-custom"
+LDP_NET_CUSTOM = "net-custom"
+DISK_LD_TYPES = {
+ LDP_RESYNC_RATE: VTYPE_INT,
+ LDP_STRIPES: VTYPE_INT,
+ LDP_BARRIERS: VTYPE_STRING,
+ LDP_NO_META_FLUSH: VTYPE_BOOL,
+ LDP_DEFAULT_METAVG: VTYPE_STRING,
+ LDP_DISK_CUSTOM: VTYPE_STRING,
+ LDP_NET_CUSTOM: VTYPE_STRING,
+ }
+DISK_LD_PARAMETERS = frozenset(DISK_LD_TYPES.keys())
+
+# Disk template parameters
+DRBD_RESYNC_RATE = "resync-rate"
+DRBD_DATA_STRIPES = "data-stripes"
+DRBD_META_STRIPES = "meta-stripes"
+DRBD_DISK_BARRIERS = "disk-barriers"
+DRBD_META_BARRIERS = "meta-barriers"
+DRBD_DEFAULT_METAVG = "metavg"
+DRBD_DISK_CUSTOM = "disk-custom"
+DRBD_NET_CUSTOM = "net-custom"
+LV_STRIPES = "stripes"
+DISK_DT_TYPES = {
+ DRBD_RESYNC_RATE: VTYPE_INT,
+ DRBD_DATA_STRIPES: VTYPE_INT,
+ DRBD_META_STRIPES: VTYPE_INT,
+ DRBD_DISK_BARRIERS: VTYPE_STRING,
+ DRBD_META_BARRIERS: VTYPE_BOOL,
+ DRBD_DEFAULT_METAVG: VTYPE_STRING,
+ DRBD_DISK_CUSTOM: VTYPE_STRING,
+ DRBD_NET_CUSTOM: VTYPE_STRING,
+ LV_STRIPES: VTYPE_INT,
+ }
-BES_PARAMETERS = frozenset([
- BE_MEMORY,
- BE_VCPUS,
- BE_AUTO_BALANCE,
+DISK_DT_PARAMETERS = frozenset(DISK_DT_TYPES.keys())
+
+# OOB supported commands
+OOB_POWER_ON = "power-on"
+OOB_POWER_OFF = "power-off"
+OOB_POWER_CYCLE = "power-cycle"
+OOB_POWER_STATUS = "power-status"
+OOB_HEALTH = "health"
+
+OOB_COMMANDS = frozenset([
+ OOB_POWER_ON,
+ OOB_POWER_OFF,
+ OOB_POWER_CYCLE,
+ OOB_POWER_STATUS,
+ OOB_HEALTH
])
-# BE GROUP
-BEGR_DEFAULT = "default"
+OOB_POWER_STATUS_POWERED = "powered"
+
+OOB_TIMEOUT = 60 # 60 seconds
+OOB_POWER_DELAY = 2.0 # 2 seconds
+
+OOB_STATUS_OK = "OK"
+OOB_STATUS_WARNING = "WARNING"
+OOB_STATUS_CRITICAL = "CRITICAL"
+OOB_STATUS_UNKNOWN = "UNKNOWN"
+
+OOB_STATUSES = frozenset([
+ OOB_STATUS_OK,
+ OOB_STATUS_WARNING,
+ OOB_STATUS_CRITICAL,
+ OOB_STATUS_UNKNOWN,
+ ])
+
+# Instance Parameters Profile
+PP_DEFAULT = "default"
+
+# NIC_* constants are used inside the ganeti config
+NIC_MODE = "mode"
+NIC_LINK = "link"
+
+NIC_MODE_BRIDGED = "bridged"
+NIC_MODE_ROUTED = "routed"
+
+NIC_VALID_MODES = frozenset([NIC_MODE_BRIDGED, NIC_MODE_ROUTED])
+
+NICS_PARAMETER_TYPES = {
+ NIC_MODE: VTYPE_STRING,
+ NIC_LINK: VTYPE_STRING,
+ }
+
+NICS_PARAMETERS = frozenset(NICS_PARAMETER_TYPES.keys())
+
+# IDISK_* constants are used in opcodes, to create/change disks
+IDISK_SIZE = "size"
+IDISK_MODE = "mode"
+IDISK_ADOPT = "adopt"
+IDISK_VG = "vg"
+IDISK_METAVG = "metavg"
+IDISK_PARAMS_TYPES = {
+ IDISK_SIZE: VTYPE_SIZE,
+ IDISK_MODE: VTYPE_STRING,
+ IDISK_ADOPT: VTYPE_STRING,
+ IDISK_VG: VTYPE_STRING,
+ IDISK_METAVG: VTYPE_STRING,
+ }
+IDISK_PARAMS = frozenset(IDISK_PARAMS_TYPES.keys())
+
+# INIC_* constants are used in opcodes, to create/change nics
+INIC_MAC = "mac"
+INIC_IP = "ip"
+INIC_MODE = "mode"
+INIC_LINK = "link"
+INIC_PARAMS_TYPES = {
+ INIC_IP: VTYPE_MAYBE_STRING,
+ INIC_LINK: VTYPE_STRING,
+ INIC_MAC: VTYPE_STRING,
+ INIC_MODE: VTYPE_STRING,
+ }
+INIC_PARAMS = frozenset(INIC_PARAMS_TYPES.keys())
# Hypervisor constants
HT_XEN_PVM = "xen-pvm"
HT_FAKE = "fake"
HT_XEN_HVM = "xen-hvm"
HT_KVM = "kvm"
-HYPER_TYPES = frozenset([HT_XEN_PVM, HT_FAKE, HT_XEN_HVM, HT_KVM])
+HT_CHROOT = "chroot"
+HT_LXC = "lxc"
+HYPER_TYPES = frozenset([
+ HT_XEN_PVM,
+ HT_FAKE,
+ HT_XEN_HVM,
+ HT_KVM,
+ HT_CHROOT,
+ HT_LXC,
+ ])
HTS_REQ_PORT = frozenset([HT_XEN_HVM, HT_KVM])
-HTS_USE_VNC = frozenset([HT_XEN_HVM, HT_KVM])
VNC_BASE_PORT = 5900
-VNC_PASSWORD_FILE = _autoconf.SYSCONFDIR + "/ganeti/vnc-cluster-password"
-VNC_DEFAULT_BIND_ADDRESS = '0.0.0.0'
-
-# HVM NIC types
-HT_HVM_NIC_RTL8139 = "rtl8139"
-HT_HVM_NIC_NE2K_PCI = "ne2k_pci"
-HT_HVM_NIC_NE2K_ISA = "ne2k_isa"
-HT_HVM_DEV_PARAVIRTUAL = "paravirtual"
-HT_HVM_DEV_IOEMU = "ioemu"
-HT_HVM_VALID_NIC_TYPES = frozenset([HT_HVM_NIC_RTL8139, HT_HVM_NIC_NE2K_PCI,
- HT_HVM_NIC_NE2K_ISA,
- HT_HVM_DEV_PARAVIRTUAL])
-HT_HVM_VALID_DISK_TYPES = frozenset([HT_HVM_DEV_PARAVIRTUAL, HT_HVM_DEV_IOEMU])
+VNC_PASSWORD_FILE = CONF_DIR + "/vnc-cluster-password"
+VNC_DEFAULT_BIND_ADDRESS = IP4_ADDRESS_ANY
+
+# NIC types
+HT_NIC_RTL8139 = "rtl8139"
+HT_NIC_NE2K_PCI = "ne2k_pci"
+HT_NIC_NE2K_ISA = "ne2k_isa"
+HT_NIC_I82551 = "i82551"
+HT_NIC_I85557B = "i82557b"
+HT_NIC_I8259ER = "i82559er"
+HT_NIC_PCNET = "pcnet"
+HT_NIC_E1000 = "e1000"
+HT_NIC_PARAVIRTUAL = HT_DISK_PARAVIRTUAL = "paravirtual"
+
+HT_HVM_VALID_NIC_TYPES = frozenset([
+ HT_NIC_RTL8139,
+ HT_NIC_NE2K_PCI,
+ HT_NIC_E1000,
+ HT_NIC_NE2K_ISA,
+ HT_NIC_PARAVIRTUAL
+ ])
+HT_KVM_VALID_NIC_TYPES = frozenset([
+ HT_NIC_RTL8139,
+ HT_NIC_NE2K_PCI,
+ HT_NIC_NE2K_ISA,
+ HT_NIC_I82551,
+ HT_NIC_I85557B,
+ HT_NIC_I8259ER,
+ HT_NIC_PCNET,
+ HT_NIC_E1000,
+ HT_NIC_PARAVIRTUAL
+ ])
+
+# Disk types
+HT_DISK_IOEMU = "ioemu"
+HT_DISK_IDE = "ide"
+HT_DISK_SCSI = "scsi"
+HT_DISK_SD = "sd"
+HT_DISK_MTD = "mtd"
+HT_DISK_PFLASH = "pflash"
+
+HT_CACHE_DEFAULT = "default"
+HT_CACHE_NONE = "none"
+HT_CACHE_WTHROUGH = "writethrough"
+HT_CACHE_WBACK = "writeback"
+HT_VALID_CACHE_TYPES = frozenset([
+ HT_CACHE_DEFAULT,
+ HT_CACHE_NONE,
+ HT_CACHE_WTHROUGH,
+ HT_CACHE_WBACK
+ ])
+
+HT_HVM_VALID_DISK_TYPES = frozenset([HT_DISK_PARAVIRTUAL, HT_DISK_IOEMU])
+HT_KVM_VALID_DISK_TYPES = frozenset([
+ HT_DISK_PARAVIRTUAL,
+ HT_DISK_IDE,
+ HT_DISK_SCSI,
+ HT_DISK_SD,
+ HT_DISK_MTD,
+ HT_DISK_PFLASH
+ ])
+
+# Mouse types:
+HT_MOUSE_MOUSE = "mouse"
+HT_MOUSE_TABLET = "tablet"
+
+HT_KVM_VALID_MOUSE_TYPES = frozenset([HT_MOUSE_MOUSE, HT_MOUSE_TABLET])
+
+# Boot order
+HT_BO_FLOPPY = "floppy"
+HT_BO_CDROM = "cdrom"
+HT_BO_DISK = "disk"
+HT_BO_NETWORK = "network"
+
+HT_KVM_VALID_BO_TYPES = frozenset([
+ HT_BO_FLOPPY,
+ HT_BO_CDROM,
+ HT_BO_DISK,
+ HT_BO_NETWORK
+ ])
+
+# SPICE lossless image compression options
+HT_KVM_SPICE_LOSSLESS_IMG_COMPR_AUTO_GLZ = "auto_glz"
+HT_KVM_SPICE_LOSSLESS_IMG_COMPR_AUTO_LZ = "auto_lz"
+HT_KVM_SPICE_LOSSLESS_IMG_COMPR_QUIC = "quic"
+HT_KVM_SPICE_LOSSLESS_IMG_COMPR_GLZ = "glz"
+HT_KVM_SPICE_LOSSLESS_IMG_COMPR_LZ = "lz"
+HT_KVM_SPICE_LOSSLESS_IMG_COMPR_OFF = "off"
+
+HT_KVM_SPICE_VALID_LOSSLESS_IMG_COMPR_OPTIONS = frozenset([
+ HT_KVM_SPICE_LOSSLESS_IMG_COMPR_AUTO_GLZ,
+ HT_KVM_SPICE_LOSSLESS_IMG_COMPR_AUTO_LZ,
+ HT_KVM_SPICE_LOSSLESS_IMG_COMPR_QUIC,
+ HT_KVM_SPICE_LOSSLESS_IMG_COMPR_GLZ,
+ HT_KVM_SPICE_LOSSLESS_IMG_COMPR_LZ,
+ HT_KVM_SPICE_LOSSLESS_IMG_COMPR_OFF,
+ ])
+
+# SPICE lossy image compression options (valid for both jpeg and zlib-glz)
+HT_KVM_SPICE_LOSSY_IMG_COMPR_AUTO = "auto"
+HT_KVM_SPICE_LOSSY_IMG_COMPR_NEVER = "never"
+HT_KVM_SPICE_LOSSY_IMG_COMPR_ALWAYS = "always"
+
+HT_KVM_SPICE_VALID_LOSSY_IMG_COMPR_OPTIONS = frozenset([
+ HT_KVM_SPICE_LOSSY_IMG_COMPR_AUTO,
+ HT_KVM_SPICE_LOSSY_IMG_COMPR_NEVER,
+ HT_KVM_SPICE_LOSSY_IMG_COMPR_ALWAYS,
+ ])
+
+# SPICE video stream detection
+HT_KVM_SPICE_VIDEO_STREAM_DETECTION_OFF = "off"
+HT_KVM_SPICE_VIDEO_STREAM_DETECTION_ALL = "all"
+HT_KVM_SPICE_VIDEO_STREAM_DETECTION_FILTER = "filter"
+
+HT_KVM_SPICE_VALID_VIDEO_STREAM_DETECTION_OPTIONS = frozenset([
+ HT_KVM_SPICE_VIDEO_STREAM_DETECTION_OFF,
+ HT_KVM_SPICE_VIDEO_STREAM_DETECTION_ALL,
+ HT_KVM_SPICE_VIDEO_STREAM_DETECTION_FILTER,
+ ])
+
+# Security models
+HT_SM_NONE = "none"
+HT_SM_USER = "user"
+HT_SM_POOL = "pool"
+
+HT_KVM_VALID_SM_TYPES = frozenset([HT_SM_NONE, HT_SM_USER, HT_SM_POOL])
+
+# Kvm flag values
+HT_KVM_ENABLED = "enabled"
+HT_KVM_DISABLED = "disabled"
+
+HT_KVM_FLAG_VALUES = frozenset([HT_KVM_ENABLED, HT_KVM_DISABLED])
+
+# Migration type
+HT_MIGRATION_LIVE = "live"
+HT_MIGRATION_NONLIVE = "non-live"
+HT_MIGRATION_MODES = frozenset([HT_MIGRATION_LIVE, HT_MIGRATION_NONLIVE])
# Cluster Verify steps
-VERIFY_NPLUSONE_MEM = 'nplusone_mem'
+VERIFY_NPLUSONE_MEM = "nplusone_mem"
VERIFY_OPTIONAL_CHECKS = frozenset([VERIFY_NPLUSONE_MEM])
+# Cluster Verify error classes
+CV_TCLUSTER = "cluster"
+CV_TNODE = "node"
+CV_TINSTANCE = "instance"
+
+# Cluster Verify error codes and documentation
+CV_ECLUSTERCFG = \
+ (CV_TCLUSTER, "ECLUSTERCFG", "Cluster configuration verification failure")
+CV_ECLUSTERCERT = \
+ (CV_TCLUSTER, "ECLUSTERCERT",
+ "Cluster certificate files verification failure")
+CV_ECLUSTERFILECHECK = \
+ (CV_TCLUSTER, "ECLUSTERFILECHECK",
+ "Cluster configuration verification failure")
+CV_ECLUSTERDANGLINGNODES = \
+ (CV_TNODE, "ECLUSTERDANGLINGNODES",
+ "Some nodes belong to non-existing groups")
+CV_ECLUSTERDANGLINGINST = \
+ (CV_TNODE, "ECLUSTERDANGLINGINST",
+ "Some instances have a non-existing primary node")
+CV_EINSTANCEBADNODE = \
+ (CV_TINSTANCE, "EINSTANCEBADNODE",
+ "Instance marked as running lives on an offline node")
+CV_EINSTANCEDOWN = \
+ (CV_TINSTANCE, "EINSTANCEDOWN", "Instance not running on its primary node")
+CV_EINSTANCELAYOUT = \
+ (CV_TINSTANCE, "EINSTANCELAYOUT", "Instance has multiple secondary nodes")
+CV_EINSTANCEMISSINGDISK = \
+ (CV_TINSTANCE, "EINSTANCEMISSINGDISK", "Missing volume on an instance")
+CV_EINSTANCEFAULTYDISK = \
+ (CV_TINSTANCE, "EINSTANCEFAULTYDISK",
+ "Impossible to retrieve status for a disk")
+CV_EINSTANCEWRONGNODE = \
+ (CV_TINSTANCE, "EINSTANCEWRONGNODE", "Instance running on the wrong node")
+CV_EINSTANCESPLITGROUPS = \
+ (CV_TINSTANCE, "EINSTANCESPLITGROUPS",
+ "Instance with primary and secondary nodes in different groups")
+CV_ENODEDRBD = \
+ (CV_TNODE, "ENODEDRBD", "Error parsing the DRBD status file")
+CV_ENODEDRBDHELPER = \
+ (CV_TNODE, "ENODEDRBDHELPER", "Error caused by the DRBD helper")
+CV_ENODEFILECHECK = \
+ (CV_TNODE, "ENODEFILECHECK",
+ "Error retrieving the checksum of the node files")
+CV_ENODEHOOKS = \
+ (CV_TNODE, "ENODEHOOKS", "Communication failure in hooks execution")
+CV_ENODEHV = \
+ (CV_TNODE, "ENODEHV", "Hypervisor parameters verification failure")
+CV_ENODELVM = \
+ (CV_TNODE, "ENODELVM", "LVM-related node error")
+CV_ENODEN1 = \
+ (CV_TNODE, "ENODEN1", "Not enough memory to accommodate instance failovers")
+CV_ENODENET = \
+ (CV_TNODE, "ENODENET", "Network-related node error")
+CV_ENODEOS = \
+ (CV_TNODE, "ENODEOS", "OS-related node error")
+CV_ENODEORPHANINSTANCE = \
+ (CV_TNODE, "ENODEORPHANINSTANCE", "Unknown intance running on a node")
+CV_ENODEORPHANLV = \
+ (CV_TNODE, "ENODEORPHANLV", "Unknown LVM logical volume")
+CV_ENODERPC = \
+ (CV_TNODE, "ENODERPC",
+ "Error during connection to the primary node of an instance")
+CV_ENODESSH = \
+ (CV_TNODE, "ENODESSH", "SSH-related node error")
+CV_ENODEVERSION = \
+ (CV_TNODE, "ENODEVERSION",
+ "Protocol version mismatch or Ganeti version mismatch")
+CV_ENODESETUP = \
+ (CV_TNODE, "ENODESETUP", "Node setup error")
+CV_ENODETIME = \
+ (CV_TNODE, "ENODETIME", "Node returned invalid time")
+CV_ENODEOOBPATH = \
+ (CV_TNODE, "ENODEOOBPATH", "Invalid Out Of Band path")
+CV_ENODEUSERSCRIPTS = \
+ (CV_TNODE, "ENODEUSERSCRIPTS", "User scripts not present or not executable")
+
+CV_ALL_ECODES = frozenset([
+ CV_ECLUSTERCFG,
+ CV_ECLUSTERCERT,
+ CV_ECLUSTERFILECHECK,
+ CV_ECLUSTERDANGLINGNODES,
+ CV_ECLUSTERDANGLINGINST,
+ CV_EINSTANCEBADNODE,
+ CV_EINSTANCEDOWN,
+ CV_EINSTANCELAYOUT,
+ CV_EINSTANCEMISSINGDISK,
+ CV_EINSTANCEFAULTYDISK,
+ CV_EINSTANCEWRONGNODE,
+ CV_EINSTANCESPLITGROUPS,
+ CV_ENODEDRBD,
+ CV_ENODEDRBDHELPER,
+ CV_ENODEFILECHECK,
+ CV_ENODEHOOKS,
+ CV_ENODEHV,
+ CV_ENODELVM,
+ CV_ENODEN1,
+ CV_ENODENET,
+ CV_ENODEOS,
+ CV_ENODEORPHANINSTANCE,
+ CV_ENODEORPHANLV,
+ CV_ENODERPC,
+ CV_ENODESSH,
+ CV_ENODEVERSION,
+ CV_ENODESETUP,
+ CV_ENODETIME,
+ CV_ENODEOOBPATH,
+ CV_ENODEUSERSCRIPTS,
+ ])
+
+CV_ALL_ECODES_STRINGS = frozenset(estr for (_, estr, _) in CV_ALL_ECODES)
+
# Node verify constants
+NV_DRBDHELPER = "drbd-helper"
+NV_DRBDLIST = "drbd-list"
NV_FILELIST = "filelist"
NV_HVINFO = "hvinfo"
NV_HYPERVISOR = "hypervisor"
+NV_HVPARAMS = "hvparms"
NV_INSTANCELIST = "instancelist"
NV_LVLIST = "lvlist"
+NV_MASTERIP = "master-ip"
NV_NODELIST = "nodelist"
NV_NODENETTEST = "node-net-test"
+NV_NODESETUP = "nodesetup"
+NV_OSLIST = "oslist"
+NV_PVLIST = "pvlist"
+NV_TIME = "time"
NV_VERSION = "version"
NV_VGLIST = "vglist"
-NV_DRBDLIST = "drbd-list"
+NV_VMNODES = "vmnodes"
+NV_OOB_PATHS = "oob-paths"
+NV_BRIDGES = "bridges"
+NV_USERSCRIPTS = "user-scripts"
+
+# Instance status
+INSTST_RUNNING = "running"
+INSTST_ADMINDOWN = "ADMIN_down"
+INSTST_ADMINOFFLINE = "ADMIN_offline"
+INSTST_NODEOFFLINE = "ERROR_nodeoffline"
+INSTST_NODEDOWN = "ERROR_nodedown"
+INSTST_WRONGNODE = "ERROR_wrongnode"
+INSTST_ERRORUP = "ERROR_up"
+INSTST_ERRORDOWN = "ERROR_down"
+INSTST_ALL = frozenset([
+ INSTST_RUNNING,
+ INSTST_ADMINDOWN,
+ INSTST_ADMINOFFLINE,
+ INSTST_NODEOFFLINE,
+ INSTST_NODEDOWN,
+ INSTST_WRONGNODE,
+ INSTST_ERRORUP,
+ INSTST_ERRORDOWN,
+ ])
+
+# Admin states
+ADMINST_UP = "up"
+ADMINST_DOWN = "down"
+ADMINST_OFFLINE = "offline"
+ADMINST_ALL = frozenset([
+ ADMINST_UP,
+ ADMINST_DOWN,
+ ADMINST_OFFLINE,
+ ])
+
+# Node roles
+NR_REGULAR = "R"
+NR_MASTER = "M"
+NR_MCANDIDATE = "C"
+NR_DRAINED = "D"
+NR_OFFLINE = "O"
+NR_ALL = frozenset([
+ NR_REGULAR,
+ NR_MASTER,
+ NR_MCANDIDATE,
+ NR_DRAINED,
+ NR_OFFLINE,
+ ])
+
+# SSL certificate check constants (in days)
+SSL_CERT_EXPIRATION_WARN = 30
+SSL_CERT_EXPIRATION_ERROR = 7
# Allocator framework constants
+IALLOCATOR_VERSION = 2
IALLOCATOR_DIR_IN = "in"
IALLOCATOR_DIR_OUT = "out"
+VALID_IALLOCATOR_DIRECTIONS = frozenset([
+ IALLOCATOR_DIR_IN,
+ IALLOCATOR_DIR_OUT,
+ ])
IALLOCATOR_MODE_ALLOC = "allocate"
IALLOCATOR_MODE_RELOC = "relocate"
+IALLOCATOR_MODE_CHG_GROUP = "change-group"
+IALLOCATOR_MODE_NODE_EVAC = "node-evacuate"
+VALID_IALLOCATOR_MODES = frozenset([
+ IALLOCATOR_MODE_ALLOC,
+ IALLOCATOR_MODE_RELOC,
+ IALLOCATOR_MODE_CHG_GROUP,
+ IALLOCATOR_MODE_NODE_EVAC,
+ ])
IALLOCATOR_SEARCH_PATH = _autoconf.IALLOCATOR_SEARCH_PATH
-IARUN_NOTFOUND = 1
-IARUN_FAILURE = 2
-IARUN_SUCCESS = 3
+
+IALLOCATOR_NEVAC_PRI = "primary-only"
+IALLOCATOR_NEVAC_SEC = "secondary-only"
+IALLOCATOR_NEVAC_ALL = "all"
+IALLOCATOR_NEVAC_MODES = frozenset([
+ IALLOCATOR_NEVAC_PRI,
+ IALLOCATOR_NEVAC_SEC,
+ IALLOCATOR_NEVAC_ALL,
+ ])
+
+# Node evacuation
+NODE_EVAC_PRI = "primary-only"
+NODE_EVAC_SEC = "secondary-only"
+NODE_EVAC_ALL = "all"
+NODE_EVAC_MODES = frozenset([
+ NODE_EVAC_PRI,
+ NODE_EVAC_SEC,
+ NODE_EVAC_ALL,
+ ])
# Job queue
JOB_QUEUE_VERSION = 1
JOB_QUEUE_ARCHIVE_DIR = QUEUE_DIR + "/archive"
JOB_QUEUE_DRAIN_FILE = QUEUE_DIR + "/drain"
JOB_QUEUE_SIZE_HARD_LIMIT = 5000
-JOB_QUEUE_SIZE_SOFT_LIMIT = JOB_QUEUE_SIZE_HARD_LIMIT * 0.8
+JOB_QUEUE_DIRS = [QUEUE_DIR, JOB_QUEUE_ARCHIVE_DIR]
+JOB_QUEUE_DIRS_MODE = SECURE_DIR_MODE
JOB_ID_TEMPLATE = r"\d+"
+JOB_FILE_RE = re.compile(r"^job-(%s)$" % JOB_ID_TEMPLATE)
# unchanged job return
JOB_NOTCHANGED = "nochange"
# Job status
JOB_STATUS_QUEUED = "queued"
-JOB_STATUS_WAITLOCK = "waiting"
+JOB_STATUS_WAITING = "waiting"
JOB_STATUS_CANCELING = "canceling"
JOB_STATUS_RUNNING = "running"
JOB_STATUS_CANCELED = "canceled"
JOB_STATUS_SUCCESS = "success"
JOB_STATUS_ERROR = "error"
-
+JOBS_FINALIZED = frozenset([
+ JOB_STATUS_CANCELED,
+ JOB_STATUS_SUCCESS,
+ JOB_STATUS_ERROR,
+ ])
+JOB_STATUS_ALL = frozenset([
+ JOB_STATUS_QUEUED,
+ JOB_STATUS_WAITING,
+ JOB_STATUS_CANCELING,
+ JOB_STATUS_RUNNING,
+ ]) | JOBS_FINALIZED
+
+# OpCode status
+# not yet finalized
OP_STATUS_QUEUED = "queued"
-OP_STATUS_WAITLOCK = "waiting"
+OP_STATUS_WAITING = "waiting"
OP_STATUS_CANCELING = "canceling"
OP_STATUS_RUNNING = "running"
+# finalized
OP_STATUS_CANCELED = "canceled"
OP_STATUS_SUCCESS = "success"
OP_STATUS_ERROR = "error"
+OPS_FINALIZED = frozenset([
+ OP_STATUS_CANCELED,
+ OP_STATUS_SUCCESS,
+ OP_STATUS_ERROR
+ ])
+
+# OpCode priority
+OP_PRIO_LOWEST = +19
+OP_PRIO_HIGHEST = -20
+
+OP_PRIO_LOW = +10
+OP_PRIO_NORMAL = 0
+OP_PRIO_HIGH = -10
+
+OP_PRIO_SUBMIT_VALID = frozenset([
+ OP_PRIO_LOW,
+ OP_PRIO_NORMAL,
+ OP_PRIO_HIGH,
+ ])
+
+OP_PRIO_DEFAULT = OP_PRIO_NORMAL
# Execution log types
ELOG_MESSAGE = "message"
ELOG_PROGRESS = "progress"
+ELOG_REMOTE_IMPORT = "remote-import"
+ELOG_JQUEUE_TEST = "jqueue-test"
+
+# /etc/hosts modification
+ETC_HOSTS_ADD = "add"
+ETC_HOSTS_REMOVE = "remove"
+
+# Job queue test
+JQT_MSGPREFIX = "TESTMSG="
+JQT_EXPANDNAMES = "expandnames"
+JQT_EXEC = "exec"
+JQT_LOGMSG = "logmsg"
+JQT_STARTMSG = "startmsg"
+JQT_ALL = frozenset([
+ JQT_EXPANDNAMES,
+ JQT_EXEC,
+ JQT_LOGMSG,
+ JQT_STARTMSG,
+ ])
-# Temporary RAPI constants until we have cluster parameters
-RAPI_ENABLE = True
-RAPI_PORT = 5080
+# Query resources
+QR_INSTANCE = "instance"
+QR_NODE = "node"
+QR_LOCK = "lock"
+QR_GROUP = "group"
+QR_OS = "os"
+
+#: List of resources which can be queried using L{opcodes.OpQuery}
+QR_VIA_OP = frozenset([QR_INSTANCE, QR_NODE, QR_GROUP, QR_OS])
+
+#: List of resources which can be queried using Local UniX Interface
+QR_VIA_LUXI = QR_VIA_OP.union([
+ QR_LOCK,
+ ])
+
+#: List of resources which can be queried using RAPI
+QR_VIA_RAPI = QR_VIA_LUXI
+
+# Query field types
+QFT_UNKNOWN = "unknown"
+QFT_TEXT = "text"
+QFT_BOOL = "bool"
+QFT_NUMBER = "number"
+QFT_UNIT = "unit"
+QFT_TIMESTAMP = "timestamp"
+QFT_OTHER = "other"
+
+#: All query field types
+QFT_ALL = frozenset([
+ QFT_UNKNOWN,
+ QFT_TEXT,
+ QFT_BOOL,
+ QFT_NUMBER,
+ QFT_UNIT,
+ QFT_TIMESTAMP,
+ QFT_OTHER,
+ ])
+
+# Query result field status (don't change or reuse values as they're used by
+# clients)
+#: Normal field status
+RS_NORMAL = 0
+#: Unknown field
+RS_UNKNOWN = 1
+#: No data (e.g. RPC error), can be used instead of L{RS_OFFLINE}
+RS_NODATA = 2
+#: Value unavailable/unsupported for item; if this field is supported
+#: but we cannot get the data for the moment, RS_NODATA or
+#: RS_OFFLINE should be used
+RS_UNAVAIL = 3
+#: Resource marked offline
+RS_OFFLINE = 4
+
+RS_ALL = frozenset([
+ RS_NORMAL,
+ RS_UNKNOWN,
+ RS_NODATA,
+ RS_UNAVAIL,
+ RS_OFFLINE,
+ ])
+
+#: Dictionary with special field cases and their verbose/terse formatting
+RSS_DESCRIPTION = {
+ RS_UNKNOWN: ("(unknown)", "??"),
+ RS_NODATA: ("(nodata)", "?"),
+ RS_OFFLINE: ("(offline)", "*"),
+ RS_UNAVAIL: ("(unavail)", "-"),
+ }
# max dynamic devices
MAX_NICS = 8
# SSCONF keys
SS_CLUSTER_NAME = "cluster_name"
+SS_CLUSTER_TAGS = "cluster_tags"
SS_FILE_STORAGE_DIR = "file_storage_dir"
+SS_SHARED_FILE_STORAGE_DIR = "shared_file_storage_dir"
SS_MASTER_CANDIDATES = "master_candidates"
+SS_MASTER_CANDIDATES_IPS = "master_candidates_ips"
SS_MASTER_IP = "master_ip"
SS_MASTER_NETDEV = "master_netdev"
+SS_MASTER_NETMASK = "master_netmask"
SS_MASTER_NODE = "master_node"
SS_NODE_LIST = "node_list"
+SS_NODE_PRIMARY_IPS = "node_primary_ips"
+SS_NODE_SECONDARY_IPS = "node_secondary_ips"
SS_OFFLINE_NODES = "offline_nodes"
SS_ONLINE_NODES = "online_nodes"
+SS_PRIMARY_IP_FAMILY = "primary_ip_family"
SS_INSTANCE_LIST = "instance_list"
SS_RELEASE_VERSION = "release_version"
+SS_HYPERVISOR_LIST = "hypervisor_list"
+SS_MAINTAIN_NODE_HEALTH = "maintain_node_health"
+SS_UID_POOL = "uid_pool"
+SS_NODEGROUPS = "nodegroups"
+
+SS_FILE_PERMS = 0444
# cluster wide default parameters
DEFAULT_ENABLED_HYPERVISOR = HT_XEN_PVM
HVC_DEFAULTS = {
HT_XEN_PVM: {
+ HV_USE_BOOTLOADER: False,
+ HV_BOOTLOADER_PATH: XEN_BOOTLOADER,
+ HV_BOOTLOADER_ARGS: "",
HV_KERNEL_PATH: "/boot/vmlinuz-2.6-xenU",
- HV_INITRD_PATH: None,
- HV_ROOT_PATH: '/dev/sda',
+ HV_INITRD_PATH: "",
+ HV_ROOT_PATH: "/dev/sda1",
+ HV_KERNEL_ARGS: "ro",
+ HV_MIGRATION_PORT: 8002,
+ HV_MIGRATION_MODE: HT_MIGRATION_LIVE,
+ HV_BLOCKDEV_PREFIX: "sd",
+ HV_REBOOT_BEHAVIOR: INSTANCE_REBOOT_ALLOWED,
+ HV_CPU_MASK: CPU_PINNING_ALL,
},
HT_XEN_HVM: {
HV_BOOT_ORDER: "cd",
- HV_CDROM_IMAGE_PATH: None,
- HV_NIC_TYPE: HT_HVM_NIC_RTL8139,
- HV_DISK_TYPE: HT_HVM_DEV_PARAVIRTUAL,
- HV_VNC_BIND_ADDRESS: '0.0.0.0',
+ HV_CDROM_IMAGE_PATH: "",
+ HV_NIC_TYPE: HT_NIC_RTL8139,
+ HV_DISK_TYPE: HT_DISK_PARAVIRTUAL,
+ HV_VNC_BIND_ADDRESS: IP4_ADDRESS_ANY,
+ HV_VNC_PASSWORD_FILE: VNC_PASSWORD_FILE,
HV_ACPI: True,
HV_PAE: True,
+ HV_KERNEL_PATH: "/usr/lib/xen/boot/hvmloader",
+ HV_DEVICE_MODEL: "/usr/lib/xen/bin/qemu-dm",
+ HV_MIGRATION_PORT: 8002,
+ HV_MIGRATION_MODE: HT_MIGRATION_NONLIVE,
+ HV_USE_LOCALTIME: False,
+ HV_BLOCKDEV_PREFIX: "hd",
+ HV_REBOOT_BEHAVIOR: INSTANCE_REBOOT_ALLOWED,
+ HV_CPU_MASK: CPU_PINNING_ALL,
},
HT_KVM: {
HV_KERNEL_PATH: "/boot/vmlinuz-2.6-kvmU",
- HV_INITRD_PATH: None,
- HV_ROOT_PATH: '/dev/vda',
+ HV_INITRD_PATH: "",
+ HV_KERNEL_ARGS: "ro",
+ HV_ROOT_PATH: "/dev/vda1",
HV_ACPI: True,
HV_SERIAL_CONSOLE: True,
- HV_VNC_BIND_ADDRESS: None,
+ HV_VNC_BIND_ADDRESS: "",
HV_VNC_TLS: False,
- HV_VNC_X509: '',
+ HV_VNC_X509: "",
HV_VNC_X509_VERIFY: False,
- HV_CDROM_IMAGE_PATH: None,
- HV_BOOT_ORDER: "disk",
+ HV_VNC_PASSWORD_FILE: "",
+ HV_KVM_SPICE_BIND: "",
+ HV_KVM_SPICE_IP_VERSION: IFACE_NO_IP_VERSION_SPECIFIED,
+ HV_KVM_SPICE_PASSWORD_FILE: "",
+ HV_KVM_SPICE_LOSSLESS_IMG_COMPR: "",
+ HV_KVM_SPICE_JPEG_IMG_COMPR: "",
+ HV_KVM_SPICE_ZLIB_GLZ_IMG_COMPR: "",
+ HV_KVM_SPICE_STREAMING_VIDEO_DETECTION: "",
+ HV_KVM_SPICE_AUDIO_COMPR: True,
+ HV_KVM_SPICE_USE_TLS: False,
+ HV_KVM_SPICE_TLS_CIPHERS: OPENSSL_CIPHERS,
+ HV_KVM_SPICE_USE_VDAGENT: True,
+ HV_KVM_FLOPPY_IMAGE_PATH: "",
+ HV_CDROM_IMAGE_PATH: "",
+ HV_KVM_CDROM2_IMAGE_PATH: "",
+ HV_BOOT_ORDER: HT_BO_DISK,
+ HV_NIC_TYPE: HT_NIC_PARAVIRTUAL,
+ HV_DISK_TYPE: HT_DISK_PARAVIRTUAL,
+ HV_KVM_CDROM_DISK_TYPE: "",
+ HV_USB_MOUSE: "",
+ HV_KEYMAP: "",
+ HV_MIGRATION_PORT: 8102,
+ HV_MIGRATION_BANDWIDTH: 32, # MiB/s
+ HV_MIGRATION_DOWNTIME: 30, # ms
+ HV_MIGRATION_MODE: HT_MIGRATION_LIVE,
+ HV_USE_LOCALTIME: False,
+ HV_DISK_CACHE: HT_CACHE_DEFAULT,
+ HV_SECURITY_MODEL: HT_SM_NONE,
+ HV_SECURITY_DOMAIN: "",
+ HV_KVM_FLAG: "",
+ HV_VHOST_NET: False,
+ HV_KVM_USE_CHROOT: False,
+ HV_MEM_PATH: "",
+ HV_REBOOT_BEHAVIOR: INSTANCE_REBOOT_ALLOWED,
+ HV_CPU_MASK: CPU_PINNING_ALL,
},
HT_FAKE: {
},
+ HT_CHROOT: {
+ HV_INIT_SCRIPT: "/ganeti-chroot",
+ },
+ HT_LXC: {
+ HV_CPU_MASK: "",
+ },
}
+HVC_GLOBALS = frozenset([
+ HV_MIGRATION_PORT,
+ HV_MIGRATION_BANDWIDTH,
+ HV_MIGRATION_MODE,
+ ])
+
BEC_DEFAULTS = {
- BE_MEMORY: 128,
+ BE_MINMEM: 128,
+ BE_MAXMEM: 128,
BE_VCPUS: 1,
BE_AUTO_BALANCE: True,
+ BE_ALWAYS_FAILOVER: False,
+ }
+
+NDC_DEFAULTS = {
+ ND_OOB_PROGRAM: None,
+ }
+
+DISK_LD_DEFAULTS = {
+ LD_DRBD8: {
+ LDP_RESYNC_RATE: CLASSIC_DRBD_SYNC_SPEED,
+ LDP_BARRIERS: _autoconf.DRBD_BARRIERS,
+ LDP_NO_META_FLUSH: _autoconf.DRBD_NO_META_FLUSH,
+ LDP_DEFAULT_METAVG: DEFAULT_VG,
+ LDP_DISK_CUSTOM: "",
+ LDP_NET_CUSTOM: "",
+ },
+ LD_LV: {
+ LDP_STRIPES: _autoconf.LVM_STRIPECOUNT
+ },
+ LD_FILE: {
+ },
+ LD_BLOCKDEV: {
+ },
+ }
+
+DISK_DT_DEFAULTS = {
+ DT_PLAIN: {
+ LV_STRIPES: DISK_LD_DEFAULTS[LD_LV][LDP_STRIPES],
+ },
+ DT_DRBD8: {
+ DRBD_RESYNC_RATE: DISK_LD_DEFAULTS[LD_DRBD8][LDP_RESYNC_RATE],
+ DRBD_DATA_STRIPES: DISK_LD_DEFAULTS[LD_LV][LDP_STRIPES],
+ DRBD_META_STRIPES: DISK_LD_DEFAULTS[LD_LV][LDP_STRIPES],
+ DRBD_DISK_BARRIERS: DISK_LD_DEFAULTS[LD_DRBD8][LDP_BARRIERS],
+ DRBD_META_BARRIERS: DISK_LD_DEFAULTS[LD_DRBD8][LDP_NO_META_FLUSH],
+ DRBD_DEFAULT_METAVG: DISK_LD_DEFAULTS[LD_DRBD8][LDP_DEFAULT_METAVG],
+ DRBD_DISK_CUSTOM: DISK_LD_DEFAULTS[LD_DRBD8][LDP_DISK_CUSTOM],
+ DRBD_NET_CUSTOM: DISK_LD_DEFAULTS[LD_DRBD8][LDP_NET_CUSTOM],
+ },
+ DT_DISKLESS: {
+ },
+ DT_FILE: {
+ },
+ DT_SHARED_FILE: {
+ },
+ DT_BLOCK: {
+ },
+ }
+
+NICC_DEFAULTS = {
+ NIC_MODE: NIC_MODE_BRIDGED,
+ NIC_LINK: DEFAULT_BRIDGE,
+ }
+
+IPOLICY_DEFAULTS = {
+ MIN_ISPECS: {
+ MEM_SIZE_SPEC: 128,
+ CPU_COUNT_SPEC: 1,
+ DISK_COUNT_SPEC: 1,
+ DISK_SIZE_SPEC: 1024,
+ NIC_COUNT_SPEC: 1,
+ },
+ MAX_ISPECS: {
+ MEM_SIZE_SPEC: 128,
+ CPU_COUNT_SPEC: 1,
+ DISK_COUNT_SPEC: 1,
+ DISK_SIZE_SPEC: 1024,
+ NIC_COUNT_SPEC: 1,
+ },
+ STD_ISPECS: {
+ MEM_SIZE_SPEC: 128,
+ CPU_COUNT_SPEC: 1,
+ DISK_COUNT_SPEC: 1,
+ DISK_SIZE_SPEC: 1024,
+ NIC_COUNT_SPEC: 1,
+ }
}
MASTER_POOL_SIZE_DEFAULT = 10
+
+CONFD_PROTOCOL_VERSION = 1
+
+CONFD_REQ_PING = 0
+CONFD_REQ_NODE_ROLE_BYNAME = 1
+CONFD_REQ_NODE_PIP_BY_INSTANCE_IP = 2
+CONFD_REQ_CLUSTER_MASTER = 3
+CONFD_REQ_NODE_PIP_LIST = 4
+CONFD_REQ_MC_PIP_LIST = 5
+CONFD_REQ_INSTANCES_IPS_LIST = 6
+
+# Confd request query fields. These are used to narrow down queries.
+# These must be strings rather than integers, because json-encoding
+# converts them to strings anyway, as they're used as dict-keys.
+CONFD_REQQ_LINK = "0"
+CONFD_REQQ_IP = "1"
+CONFD_REQQ_IPLIST = "2"
+CONFD_REQQ_FIELDS = "3"
+
+CONFD_REQFIELD_NAME = "0"
+CONFD_REQFIELD_IP = "1"
+CONFD_REQFIELD_MNODE_PIP = "2"
+
+CONFD_REQS = frozenset([
+ CONFD_REQ_PING,
+ CONFD_REQ_NODE_ROLE_BYNAME,
+ CONFD_REQ_NODE_PIP_BY_INSTANCE_IP,
+ CONFD_REQ_CLUSTER_MASTER,
+ CONFD_REQ_NODE_PIP_LIST,
+ CONFD_REQ_MC_PIP_LIST,
+ CONFD_REQ_INSTANCES_IPS_LIST,
+ ])
+
+CONFD_REPL_STATUS_OK = 0
+CONFD_REPL_STATUS_ERROR = 1
+CONFD_REPL_STATUS_NOTIMPLEMENTED = 2
+
+CONFD_REPL_STATUSES = frozenset([
+ CONFD_REPL_STATUS_OK,
+ CONFD_REPL_STATUS_ERROR,
+ CONFD_REPL_STATUS_NOTIMPLEMENTED,
+ ])
+
+(CONFD_NODE_ROLE_MASTER,
+ CONFD_NODE_ROLE_CANDIDATE,
+ CONFD_NODE_ROLE_OFFLINE,
+ CONFD_NODE_ROLE_DRAINED,
+ CONFD_NODE_ROLE_REGULAR,
+ ) = range(5)
+
+# A few common errors for confd
+CONFD_ERROR_UNKNOWN_ENTRY = 1
+CONFD_ERROR_INTERNAL = 2
+CONFD_ERROR_ARGUMENT = 3
+
+# Each request is "salted" by the current timestamp.
+# This constants decides how many seconds of skew to accept.
+# TODO: make this a default and allow the value to be more configurable
+CONFD_MAX_CLOCK_SKEW = 2 * NODE_MAX_CLOCK_SKEW
+
+# When we haven't reloaded the config for more than this amount of seconds, we
+# force a test to see if inotify is betraying us.
+CONFD_CONFIG_RELOAD_TIMEOUT = 60
+
+# If we receive more than one update in this amount of seconds, we move to
+# polling every RATELIMIT seconds, rather than relying on inotify, to be able
+# to serve more requests.
+CONFD_CONFIG_RELOAD_RATELIMIT = 2
+
+# Magic number prepended to all confd queries.
+# This allows us to distinguish different types of confd protocols and handle
+# them. For example by changing this we can move the whole payload to be
+# compressed, or move away from json.
+CONFD_MAGIC_FOURCC = "plj0"
+
+# By default a confd request is sent to the minimum between this number and all
+# MCs. 6 was chosen because even in the case of a disastrous 50% response rate,
+# we should have enough answers to be able to compare more than one.
+CONFD_DEFAULT_REQ_COVERAGE = 6
+
+# Timeout in seconds to expire pending query request in the confd client
+# library. We don't actually expect any answer more than 10 seconds after we
+# sent a request.
+CONFD_CLIENT_EXPIRE_TIMEOUT = 10
+
+# Maximum UDP datagram size.
+# On IPv4: 64K - 20 (ip header size) - 8 (udp header size) = 65507
+# On IPv6: 64K - 40 (ip6 header size) - 8 (udp header size) = 65487
+# (assuming we can't use jumbo frames)
+# We just set this to 60K, which should be enough
+MAX_UDP_DATA_SIZE = 61440
+
+# User-id pool minimum/maximum acceptable user-ids.
+UIDPOOL_UID_MIN = 0
+UIDPOOL_UID_MAX = 2 ** 32 - 1 # Assuming 32 bit user-ids
+
+# Name or path of the pgrep command
+PGREP = "pgrep"
+
+# Name of the node group that gets created at cluster init or upgrade
+INITIAL_NODE_GROUP_NAME = "default"
+
+# Possible values for NodeGroup.alloc_policy
+ALLOC_POLICY_PREFERRED = "preferred"
+ALLOC_POLICY_LAST_RESORT = "last_resort"
+ALLOC_POLICY_UNALLOCABLE = "unallocable"
+VALID_ALLOC_POLICIES = [
+ ALLOC_POLICY_PREFERRED,
+ ALLOC_POLICY_LAST_RESORT,
+ ALLOC_POLICY_UNALLOCABLE,
+ ]
+
+# Temporary external/shared storage parameters
+BLOCKDEV_DRIVER_MANUAL = "manual"
+
+# qemu-img path, required for ovfconverter
+QEMUIMG_PATH = _autoconf.QEMUIMG_PATH
+
+# Whether htools was enabled at compilation time
+HTOOLS = _autoconf.HTOOLS
+# The hail iallocator
+IALLOC_HAIL = "hail"
+
+# Fake opcodes for functions that have hooks attached to them via
+# backend.RunLocalHooks
+FAKE_OP_MASTER_TURNUP = "OP_CLUSTER_IP_TURNUP"
+FAKE_OP_MASTER_TURNDOWN = "OP_CLUSTER_IP_TURNDOWN"
+
+# Do not re-export imported modules
+del re, _vcsversion, _autoconf
projects / ganeti-local / blobdiff