RAPI_CERT_FILE = DATA_DIR + "/rapi.pem"
HMAC_CLUSTER_KEY = DATA_DIR + "/hmac.key"
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"
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",
-}
+ # "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",
+ }
LOG_OS_DIR = LOG_DIR + "os"
LOG_WATCHER = LOG_DIR + "watcher.log"
LOG_COMMANDS = LOG_DIR + "commands.log"
EXPORT_CONF_FILE = "config.ini"
+XEN_BOOTLOADER = _autoconf.XEN_BOOTLOADER
XEN_KERNEL = _autoconf.XEN_KERNEL
XEN_INITRD = _autoconf.XEN_INITRD
OS_SCRIPTS = frozenset([OS_SCRIPT_CREATE, OS_SCRIPT_IMPORT,
OS_SCRIPT_EXPORT, OS_SCRIPT_RENAME])
+OS_API_FILE = 'ganeti_api_version'
+
# ssh constants
SSH_INITD_SCRIPT = _autoconf.SSH_INITD_SCRIPT
SSH_CONFIG_DIR = "/etc/ssh/"
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_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,
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',
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_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
# 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 = 300
+
+# 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