X-Git-Url: https://code.grnet.gr/git/ganeti-local/blobdiff_plain/70d9e3d8aa9a7ec1da6c0fe0e345cfb1cfeeb0c2..911a495b6553598d29c7b23294651be3cb602ce5:/lib/constants.py diff --git a/lib/constants.py b/lib/constants.py index e7b33d5..d3a8c10 100644 --- a/lib/constants.py +++ b/lib/constants.py @@ -24,19 +24,77 @@ from ganeti import _autoconf # various versions -CONFIG_VERSION = 3 -PROTOCOL_VERSION = 3 +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. + +# 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) + + +CONFIG_MAJOR = int(_autoconf.VERSION_MAJOR) +CONFIG_MINOR = int(_autoconf.VERSION_MINOR) +CONFIG_REVISION = 0 +CONFIG_VERSION = BuildVersion(CONFIG_MAJOR, CONFIG_MINOR, CONFIG_REVISION) + # 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 # TODO(2.0): move deeper +DISK_LINKS_DIR = RUN_GANETI_DIR + "/instance-disks" +# 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" CLUSTER_CONF_FILE = DATA_DIR + "/config.data" SSL_CERT_FILE = DATA_DIR + "/server.pem" WATCHER_STATEFILE = DATA_DIR + "/watcher.data" SSH_KNOWN_HOSTS_FILE = DATA_DIR + "/known_hosts" +QUEUE_DIR = DATA_DIR + "/queue" +ETC_HOSTS = "/etc/hosts" +DEFAULT_FILE_STORAGE_DIR = _autoconf.FILE_STORAGE_DIR +MASTER_SOCKET = RUN_GANETI_DIR + "/master.sock" NODE_INITD_SCRIPT = _autoconf.SYSCONFDIR + "/init.d/ganeti" DEFAULT_NODED_PORT = 1811 @@ -48,6 +106,7 @@ 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_SEARCH_PATH = _autoconf.OS_SEARCH_PATH EXPORT_DIR = _autoconf.EXPORT_DIR @@ -57,6 +116,9 @@ 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 = _autoconf.SYSCONFDIR + "/ganeti/hooks" HOOKS_PHASE_PRE = "pre" @@ -76,15 +138,40 @@ 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" @@ -92,6 +179,7 @@ INISECT_INS = "instance" # common exit codes EXIT_SUCCESS = 0 +EXIT_FAILURE = 1 EXIT_NOTMASTER = 11 EXIT_NODESETUP_ERROR = 12 EXIT_CONFIRMATION = 13 # need user confirmation @@ -106,9 +194,15 @@ MAX_TAGS_PER_OBJ = 4096 # others DEFAULT_BRIDGE = "xen-br0" SYNC_SPEED = 30 * 1024 -LOCALHOST_IP_ADDRESS="127.0.0.1" +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 @@ -117,3 +211,54 @@ 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 + +# Job queue +JOB_QUEUE_VERSION = 1 +JOB_QUEUE_LOCK_FILE = QUEUE_DIR + "/lock" +JOB_QUEUE_VERSION_FILE = QUEUE_DIR + "/version" +JOB_QUEUE_SERIAL_FILE = QUEUE_DIR + "/serial" + +# Job status +JOB_STATUS_QUEUED = "queued" +JOB_STATUS_RUNNING = "running" +JOB_STATUS_CANCELED = "canceled" +JOB_STATUS_SUCCESS = "success" +JOB_STATUS_ERROR = "error" + +OP_STATUS_QUEUED = "queued" +OP_STATUS_RUNNING = "running" +OP_STATUS_SUCCESS = "success" +OP_STATUS_ERROR = "error"