Revision 9dcc20b4 lib/hypervisor/hv_kvm.py
| b/lib/hypervisor/hv_kvm.py | ||
|---|---|---|
| 945 | 945 |
return utils.PathJoin(cls._NICS_DIR, instance_name) |
| 946 | 946 |
|
| 947 | 947 |
@classmethod |
| 948 |
def _InstanceNICFile(cls, instance_name, seq): |
|
| 948 |
def _InstanceNICFile(cls, instance_name, seq_or_uuid):
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|
| 949 | 949 |
"""Returns the name of the file containing the tap device for a given NIC |
| 950 | 950 |
|
| 951 | 951 |
""" |
| 952 |
return utils.PathJoin(cls._InstanceNICDir(instance_name), str(seq)) |
|
| 952 |
return utils.PathJoin(cls._InstanceNICDir(instance_name), str(seq_or_uuid)) |
|
| 953 |
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|
| 954 |
@classmethod |
|
| 955 |
def _GetInstanceNICTap(cls, instance_name, nic): |
|
| 956 |
"""Returns the tap for the corresponding nic |
|
| 957 |
|
|
| 958 |
Search for tap file named after NIC's uuid. |
|
| 959 |
For old instances without uuid indexed tap files returns nothing. |
|
| 960 |
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| 961 |
""" |
|
| 962 |
try: |
|
| 963 |
return utils.ReadFile(cls._InstanceNICFile(instance_name, nic.uuid)) |
|
| 964 |
except EnvironmentError: |
|
| 965 |
pass |
|
| 966 |
|
|
| 967 |
@classmethod |
|
| 968 |
def _WriteInstanceNICFiles(cls, instance_name, seq, nic, tap): |
|
| 969 |
"""Write tap name to both instance NIC files |
|
| 970 |
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| 971 |
""" |
|
| 972 |
for ident in [seq, nic.uuid]: |
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| 973 |
utils.WriteFile(cls._InstanceNICFile(instance_name, ident), data=tap) |
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| 974 |
|
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| 975 |
@classmethod |
|
| 976 |
def _RemoveInstanceNICFiles(cls, instance_name, seq, nic): |
|
| 977 |
"""Write tap name to both instance NIC files |
|
| 978 |
|
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| 979 |
""" |
|
| 980 |
for ident in [seq, nic.uuid]: |
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| 981 |
utils.RemoveFile(cls._InstanceNICFile(instance_name, ident)) |
|
| 953 | 982 |
|
| 954 | 983 |
@classmethod |
| 955 | 984 |
def _InstanceKeymapFile(cls, instance_name): |
Also available in: Unified diff