#
#
-# Copyright (C) 2006, 2007 Google Inc.
+# Copyright (C) 2006, 2007, 2008, 2009, 2010 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
# various versions
-PROTOCOL_VERSION = 20
+PROTOCOL_VERSION = 40
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 = _autoconf.VCS_VERSION
EXPORT_VERSION = 0
RAPI_VERSION = 2
CONFIG_REVISION = 0
CONFIG_VERSION = BuildVersion(CONFIG_MAJOR, CONFIG_MINOR, CONFIG_REVISION)
+# user separation
+DAEMONS_GROUP = _autoconf.DAEMONS_GROUP
+MASTERD_USER = _autoconf.MASTERD_USER
+RAPI_USER = _autoconf.RAPI_USER
+
# 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
# 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 ]
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"
+CONFD_HMAC_KEY = DATA_DIR + "/hmac.key"
+CLUSTER_DOMAIN_SECRET_FILE = DATA_DIR + "/cluster-domain-secret"
WATCHER_STATEFILE = DATA_DIR + "/watcher.data"
+WATCHER_PAUSEFILE = DATA_DIR + "/watcher.pause"
+INSTANCE_UPFILE = RUN_GANETI_DIR + "/instance-status"
SSH_KNOWN_HOSTS_FILE = DATA_DIR + "/known_hosts"
RAPI_USERS_FILE = DATA_DIR + "/rapi_users"
QUEUE_DIR = DATA_DIR + "/queue"
+DAEMON_UTIL = _autoconf.PKGLIBDIR + "/daemon-util"
ETC_HOSTS = "/etc/hosts"
DEFAULT_FILE_STORAGE_DIR = _autoconf.FILE_STORAGE_DIR
+ENABLE_FILE_STORAGE = _autoconf.ENABLE_FILE_STORAGE
+SYSCONFDIR = _autoconf.SYSCONFDIR
+TOOLSDIR = _autoconf.TOOLSDIR
+CONF_DIR = SYSCONFDIR + "/ganeti"
+
+ALL_CERT_FILES = frozenset([NODED_CERT_FILE, RAPI_CERT_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"
+
+# luxi related constants
+LUXI_EOM = "\3"
+
+# 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
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_ESCAPE_CODE = "0x1d"
+
+# 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 to not 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_NAME_WATCHER = "watcher"
HOOKS_VERSION = 2
# hooks subject type (what object type does the LU deal with)
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"
# the set of non-lvm-based disk templates
DTS_NOT_LVM = frozenset([DT_DISKLESS, DT_FILE])
+# the set of disk templates which can be grown
+DTS_GROWABLE = frozenset([DT_PLAIN, DT_DRBD8, DT_FILE])
+
+# the set of disk templates that allow adoption
+DTS_MAY_ADOPT = frozenset([DT_PLAIN])
+
# logical disk types
LD_LV = "lvm"
LD_DRBD8 = "drbd8"
# drbd constants
DRBD_HMAC_ALG = "md5"
DRBD_NET_PROTOCOL = "C"
+DRBD_BARRIERS = _autoconf.DRBD_BARRIERS
# file backend driver
FD_LOOP = "loop"
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,
+ ])
+
+# 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'
# 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
+
+# Remote import/export connect timeout for socat
+RIE_CONNECT_TIMEOUT = 60
DISK_TEMPLATES = frozenset([DT_DISKLESS, DT_PLAIN,
DT_DRBD8, DT_FILE])
# 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
TAG_CLUSTER = "cluster"
TAG_NODE = "node"
TAG_INSTANCE = "instance"
+VALID_TAG_TYPES = frozenset([
+ TAG_CLUSTER,
+ 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"
+IP4_ADDRESS_LOCALHOST = "127.0.0.1"
+IP4_ADDRESS_ANY = "0.0.0.0"
+IP6_ADDRESS_LOCALHOST = "::1"
+IP6_ADDRESS_ANY = "::"
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"
+LVM_STRIPECOUNT = _autoconf.LVM_STRIPECOUNT
+# 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 = 30
+
+# 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_SCRIPT_VERIFY = 'verify'
OS_SCRIPTS = frozenset([OS_SCRIPT_CREATE, OS_SCRIPT_IMPORT,
- OS_SCRIPT_EXPORT, OS_SCRIPT_RENAME])
+ 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_FULL])
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,
HV_NIC_TYPE = "nic_type"
HV_DISK_TYPE = "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_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_USB_MOUSE = "usb_mouse"
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"
HVS_PARAMETER_TYPES = {
HV_BOOT_ORDER: VTYPE_STRING,
HV_CDROM_IMAGE_PATH: VTYPE_STRING,
HV_NIC_TYPE: VTYPE_STRING,
HV_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_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_USB_MOUSE: 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,
}
HVS_PARAMETERS = frozenset(HVS_PARAMETER_TYPES.keys())
BES_PARAMETERS = frozenset(BES_PARAMETER_TYPES.keys())
-# BE GROUP
-BEGR_DEFAULT = "default"
+# Instance Parameters Profile
+PP_DEFAULT = "default"
+
+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_SIZE = "size"
+IDISK_MODE = "mode"
+IDISK_ADOPT = "adopt"
+IDISK_PARAMS_TYPES = {
+ IDISK_SIZE: VTYPE_SIZE,
+ IDISK_MODE: VTYPE_STRING,
+ IDISK_ADOPT: VTYPE_STRING,
+ }
+IDISK_PARAMS = frozenset(IDISK_PARAMS_TYPES.keys())
+
+INIC_MAC = "mac"
+INIC_IP = "ip"
+INIC_MODE = "mode"
+INIC_LINK = "link"
+INIC_BRIDGE = "bridge"
+INIC_PARAMS_TYPES = {
+ INIC_BRIDGE: VTYPE_STRING,
+ 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_XEN_HVM = "xen-hvm"
HT_KVM = "kvm"
HT_CHROOT = "chroot"
-HYPER_TYPES = frozenset([HT_XEN_PVM, HT_FAKE, HT_XEN_HVM, HT_KVM, HT_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_COPY_VNC_PASSWORD = frozenset([HT_XEN_HVM])
VNC_BASE_PORT = 5900
-VNC_PASSWORD_FILE = _autoconf.SYSCONFDIR + "/ganeti/vnc-cluster-password"
-VNC_DEFAULT_BIND_ADDRESS = '0.0.0.0'
+VNC_PASSWORD_FILE = CONF_DIR + "/vnc-cluster-password"
+VNC_DEFAULT_BIND_ADDRESS = IP4_ADDRESS_ANY
# NIC types
HT_NIC_RTL8139 = "rtl8139"
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_KVM_VALID_BO_TYPES = frozenset([HT_BO_CDROM, HT_BO_DISK, HT_BO_NETWORK])
+# 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_OPTIONAL_CHECKS = frozenset([VERIFY_NPLUSONE_MEM])
# Node verify constants
+NV_DRBDHELPER = "drbd-helper"
+NV_DRBDLIST = "drbd-list"
NV_FILELIST = "filelist"
NV_HVINFO = "hvinfo"
NV_HYPERVISOR = "hypervisor"
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"
+
+# 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_MEVAC = "multi-evacuate"
+VALID_IALLOCATOR_MODES = frozenset([
+ IALLOCATOR_MODE_ALLOC,
+ IALLOCATOR_MODE_RELOC,
+ IALLOCATOR_MODE_MEVAC,
+ ])
IALLOCATOR_SEARCH_PATH = _autoconf.IALLOCATOR_SEARCH_PATH
-IARUN_NOTFOUND = 1
-IARUN_FAILURE = 2
-IARUN_SUCCESS = 3
# 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_STATUS_CANCELED = "canceled"
JOB_STATUS_SUCCESS = "success"
JOB_STATUS_ERROR = "error"
-
+JOBS_FINALIZED = frozenset([
+ JOB_STATUS_CANCELED,
+ JOB_STATUS_SUCCESS,
+ JOB_STATUS_ERROR,
+ ])
+
+# OpCode status
+# not yet finalized
OP_STATUS_QUEUED = "queued"
OP_STATUS_WAITLOCK = "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])
# Execution log types
ELOG_MESSAGE = "message"
ELOG_PROGRESS = "progress"
-
-# Temporary RAPI constants until we have cluster parameters
-RAPI_ENABLE = True
-RAPI_PORT = 5080
+ELOG_REMOTE_IMPORT = "remote-import"
+ELOG_JQUEUE_TEST = "jqueue-test"
+
+# 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,
+ ])
# max dynamic devices
MAX_NICS = 8
SS_CLUSTER_TAGS = "cluster_tags"
SS_FILE_STORAGE_DIR = "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_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_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"
# 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: '',
HV_ROOT_PATH: '/dev/sda1',
HV_KERNEL_ARGS: 'ro',
+ HV_MIGRATION_PORT: 8002,
+ HV_MIGRATION_MODE: HT_MIGRATION_LIVE,
},
HT_XEN_HVM: {
HV_BOOT_ORDER: "cd",
HV_CDROM_IMAGE_PATH: '',
HV_NIC_TYPE: HT_NIC_RTL8139,
HV_DISK_TYPE: HT_DISK_PARAVIRTUAL,
- HV_VNC_BIND_ADDRESS: '0.0.0.0',
+ 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,
},
HT_KVM: {
HV_KERNEL_PATH: "/boot/vmlinuz-2.6-kvmU",
HV_VNC_TLS: False,
HV_VNC_X509: '',
HV_VNC_X509_VERIFY: False,
+ HV_VNC_PASSWORD_FILE: '',
HV_CDROM_IMAGE_PATH: '',
HV_BOOT_ORDER: HT_BO_DISK,
HV_NIC_TYPE: HT_NIC_PARAVIRTUAL,
HV_DISK_TYPE: HT_DISK_PARAVIRTUAL,
HV_USB_MOUSE: '',
+ 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: "",
},
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_VCPUS: 1,
BE_AUTO_BALANCE: True,
}
+NICC_DEFAULTS = {
+ NIC_MODE: NIC_MODE_BRIDGED,
+ NIC_LINK: DEFAULT_BRIDGE,
+ }
+
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"
projects / ganeti-local / blobdiff