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authorJulien Danjou <julien@danjou.info>2018-05-02 16:24:30 +0200
committerJulien Danjou <julien@danjou.info>2018-05-04 09:32:24 +0000
commita6bed1fd49a60fe3a5b39df424f7966d8c0fb461 (patch)
treed63164791dab354c1c399be05e7ca75bce1cd344
parentff72f0f1d3f4bf0b6147ac1f14ebbc5234789a57 (diff)
downloadceilometer-a6bed1fd49a60fe3a5b39df424f7966d8c0fb461.tar.gz
snmp: make oid value retrieval more solid
There's no need to try to convert before ignoring. Change-Id: Ie9dcb63c43e7d69ce25aff62a2575b89f26ffca5 (cherry picked from commit 7de90448e6c61a8bef7663ad87a87b3be587b36e)
-rw-r--r--ceilometer/hardware/inspector/snmp.py12
1 files changed, 5 insertions, 7 deletions
diff --git a/ceilometer/hardware/inspector/snmp.py b/ceilometer/hardware/inspector/snmp.py
index fc9d410c..b5264a4f 100644
--- a/ceilometer/hardware/inspector/snmp.py
+++ b/ceilometer/hardware/inspector/snmp.py
@@ -195,14 +195,12 @@ class SNMPInspector(base.Inspector):
def get_oid_value(oid_cache, oid_def, suffix='', host=None):
oid, converter = oid_def
value = oid_cache[oid + suffix]
+ if isinstance(value, rfc1905.NoSuchObject):
+ LOG.debug("OID %s%s has no value" % (
+ oid, " on %s" % host.hostname if host else ""))
+ return None
if converter:
- try:
- value = converter(value)
- except ValueError:
- if isinstance(value, rfc1905.NoSuchObject):
- LOG.debug("OID %s%s has no value" % (
- oid, " on %s" % host.hostname if host else ""))
- return None
+ value = converter(value)
return value
@classmethod