Revision 7548396c
| b/lib/hypervisor/hv_kvm.py | ||
|---|---|---|
| 45 | 45 |
|
| 46 | 46 |
_ROOT_DIR = constants.RUN_GANETI_DIR + "/kvm-hypervisor" |
| 47 | 47 |
_PIDS_DIR = _ROOT_DIR + "/pid" # contains live instances pids |
| 48 |
_UIDS_DIR = _ROOT_DIR + "/uid" # contains instances reserved uids |
|
| 48 | 49 |
_CTRL_DIR = _ROOT_DIR + "/ctrl" # contains instances control sockets |
| 49 | 50 |
_CONF_DIR = _ROOT_DIR + "/conf" # contains instances startup data |
| 50 |
_DIRS = [_ROOT_DIR, _PIDS_DIR, _CTRL_DIR, _CONF_DIR] |
|
| 51 |
_DIRS = [_ROOT_DIR, _PIDS_DIR, _UIDS_DIR, _CTRL_DIR, _CONF_DIR]
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|
| 51 | 52 |
|
| 52 | 53 |
PARAMETERS = {
|
| 53 | 54 |
constants.HV_KERNEL_PATH: hv_base.OPT_FILE_CHECK, |
| ... | ... | |
| 110 | 111 |
return utils.PathJoin(cls._PIDS_DIR, instance_name) |
| 111 | 112 |
|
| 112 | 113 |
@classmethod |
| 114 |
def _InstanceUidFile(cls, instance_name): |
|
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"""Returns the instance uidfile. |
|
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""" |
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return utils.PathJoin(cls._UIDS_DIR, instance_name) |
|
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@classmethod |
|
| 113 | 121 |
def _InstancePidInfo(cls, pid): |
| 114 | 122 |
"""Check pid file for instance information. |
| 115 | 123 |
|
| ... | ... | |
| 218 | 226 |
return utils.PathJoin(cls._CONF_DIR, "%s.runtime" % instance_name) |
| 219 | 227 |
|
| 220 | 228 |
@classmethod |
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def _TryReadUidFile(cls, uid_file): |
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"""Try to read a uid file |
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|
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""" |
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if os.path.exists(uid_file): |
|
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try: |
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uid = int(utils.ReadFile(uid_file)) |
|
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except EnvironmentError: |
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logging.warning("Can't read uid file", exc_info=True)
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return None |
|
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except (TypeError, ValueError): |
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logging.warning("Can't parse uid file contents", exc_info=True)
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return None |
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return uid |
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|
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@classmethod |
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| 221 | 245 |
def _RemoveInstanceRuntimeFiles(cls, pidfile, instance_name): |
| 222 | 246 |
"""Removes an instance's rutime sockets/files. |
| 223 | 247 |
|
| ... | ... | |
| 226 | 250 |
utils.RemoveFile(cls._InstanceMonitor(instance_name)) |
| 227 | 251 |
utils.RemoveFile(cls._InstanceSerial(instance_name)) |
| 228 | 252 |
utils.RemoveFile(cls._InstanceKVMRuntime(instance_name)) |
| 253 |
uid_file = cls._InstanceUidFile(instance_name) |
|
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uid = cls._TryReadUidFile(uid_file) |
|
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utils.RemoveFile(uid_file) |
|
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if uid is not None: |
|
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uidpool.ReleaseUid(uid) |
|
| 229 | 258 |
|
| 230 | 259 |
def _WriteNetScript(self, instance, seq, nic): |
| 231 | 260 |
"""Write a script to connect a net interface to the proper bridge. |
Also available in: Unified diff