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TeDomum
Amonit
Commits
bc0c3063
Commit
bc0c3063
authored
Mar 29, 2019
by
kaiyou
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Plain Diff
Add a hook for normalizing error messages and one for displaying proper status
parent
a69e019f
Pipeline
#162
passed with stage
in 1 minute and 36 seconds
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1
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1 changed file
with
31 additions
and
5 deletions
+31
-5
amonit/hooks.py
amonit/hooks.py
+31
-5
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amonit/hooks.py
View file @
bc0c3063
...
...
@@ -30,13 +30,25 @@ def populate(context, args, key, table, replace=True):
return
(
context
,
args
)
def
recurrence
(
context
,
result
,
fields
=
[
"up"
],
dest
=
"stable"
,
dest_prev
=
None
):
def
normalize
(
context
,
result
,
success
=
"message"
,
error
=
"message"
,
up
=
"up"
):
""" This hook is quasi-mandatory, as it normalizes the result to a dictionary
for further use.
"""
if
isinstance
(
result
,
Exception
):
result
=
{
up
:
False
,
error
:
str
(
result
)}
elif
not
type
(
result
)
is
dict
:
result
=
{
up
:
True
,
message
:
result
}
return
context
,
result
def
recurrence
(
context
,
result
,
fields
=
{
"up"
},
dest
=
"stable"
,
dest_prev
=
None
):
""" Compute the recurrence of a the value of given fields
"""
recur
=
{}
prev
=
{}
fields
=
set
(
fields
)
if
dest
in
context
:
fields
=
fields
+
lis
t
(
context
[
dest
])
fields
|=
se
t
(
context
[
dest
])
if
type
(
context
[
dest
])
is
dict
:
recur
.
update
(
context
[
dest
])
for
field
in
fields
:
...
...
@@ -46,9 +58,23 @@ def recurrence(context, result, fields=["up"], dest="stable", dest_prev=None):
else
0
)
prev
[
field
]
=
context
.
get
(
field
,
None
)
context
[
dest
]
=
recur
if
prev
is
not
None
:
context
[
dest_prev
]
=
prev
result
[
dest
]
=
recur
if
dest_prev
is
not
None
:
result
[
dest_prev
]
=
prev
return
context
,
result
def
status
(
context
,
result
,
up
,
down
,
recur
=
"stable"
,
field
=
"up"
,
dest
=
"status"
):
""" Converts the recurrence of the given field to a status based on thresholds
The simplest example will set the status to 'up' or 'down', more complex examples
might detect flapping or transient states.
"""
recurrence
=
result
.
get
(
recur
,
{}).
get
(
field
,
0
)
scale
=
up
if
result
.
get
(
field
,
False
)
else
down
for
level
in
reversed
(
sorted
(
scale
.
keys
())):
if
recurrence
>=
level
:
result
[
dest
]
=
scale
[
level
]
break
return
context
,
result
...
...
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