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Guillaume Hervier
slapos-caddy
Commits
dc752c18
Commit
dc752c18
authored
Aug 20, 2013
by
Cédric de Saint Martin
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Resiliency: allow takeover to retry renaming until it works.
parent
88d2d582
Changes
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-1
slapos/recipe/addresiliency/takeover.py
slapos/recipe/addresiliency/takeover.py
+9
-1
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slapos/recipe/addresiliency/takeover.py
View file @
dc752c18
...
@@ -3,6 +3,7 @@ import logging
...
@@ -3,6 +3,7 @@ import logging
import
time
import
time
import
slapos
import
slapos
from
slapos.slap.slap
import
NotFoundError
log
=
logging
.
getLogger
(
__name__
)
log
=
logging
.
getLogger
(
__name__
)
logging
.
basicConfig
(
level
=
logging
.
DEBUG
)
logging
.
basicConfig
(
level
=
logging
.
DEBUG
)
...
@@ -58,8 +59,15 @@ def takeover(server_url, key_file, cert_file, computer_guid,
...
@@ -58,8 +59,15 @@ def takeover(server_url, key_file, cert_file, computer_guid,
log
.
debug
(
"Renaming {}: {}"
.
format
(
cp_winner
.
getId
(),
cp_exporter_ref
))
log
.
debug
(
"Renaming {}: {}"
.
format
(
cp_winner
.
getId
(),
cp_exporter_ref
))
# update name (and later, software type) for the partition that will take over
# update name (and later, software type) for the partition that will take over
while
True
:
time
.
sleep
(
10
)
try
:
cp_winner
.
rename
(
new_name
=
cp_exporter_ref
)
cp_winner
.
rename
(
new_name
=
cp_exporter_ref
)
break
except
NotFoundError
:
log
.
warning
(
'Impossible to rename. Retrying in a few seconds...'
)
log
.
debug
(
'Renamed.'
)
cp_winner
.
bang
(
message
=
'partitions have been renamed!'
)
cp_winner
.
bang
(
message
=
'partitions have been renamed!'
)
# Note: Root instance will reconfigure itself the winning instance (software_type
# Note: Root instance will reconfigure itself the winning instance (software_type
# and parameters.)
# and parameters.)
...
...
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