gitorious/nagios-http-json
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Merge pull request #7 from kovacshuni/arrays

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Changing form [] to () because of Nagios issues. Fixes.
This commit is contained in:
Drew Kerrigan 2015-05-05 10:30:10 -04:00
commit 9aa7ed57aa
2 changed files with 17 additions and 8 deletions
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6
README.md
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@ -89,10 +89,14 @@ optional arguments:
(key,UnitOfMeasure,Min,Max). (key,UnitOfMeasure,Min,Max).
-s, --ssl HTTPS mode. -s, --ssl HTTPS mode.
-f SEPARATOR, --field_separator SEPARATOR -f SEPARATOR, --field_separator SEPARATOR
Json Field separator, defaults to "." Json Field separator, defaults to "." ; Select element
in an array with "(" ")"
-d, --debug Debug mode. -d, --debug Debug mode.
``` ```
Access a specific JSON field by following this syntax: `alpha.beta.gamma(3).theta.omega(0)`
Dots are field separators (changeable), parantheses are for entering arrays.
More info about Nagios Range format and Units of Measure can be found at [https://nagios-plugins.org/doc/guidelines.html](https://nagios-plugins.org/doc/guidelines.html). More info about Nagios Range format and Units of Measure can be found at [https://nagios-plugins.org/doc/guidelines.html](https://nagios-plugins.org/doc/guidelines.html).
### Docker Info Example Plugin ### Docker Info Example Plugin

19
check_http_json.py
View File

@ -45,6 +45,8 @@ class JsonHelper:
def __init__(self, json_data, separator): def __init__(self, json_data, separator):
self.data = json_data self.data = json_data
self.separator = separator self.separator = separator
self.arrayOpener = '('
self.arrayCloser = ')'
def getSubElement(self, key, data): def getSubElement(self, key, data):
separatorIndex = key.find(self.separator) separatorIndex = key.find(self.separator)
@ -56,9 +58,12 @@ class JsonHelper:
return (None, 'not_found') return (None, 'not_found')
def getSubArrayElement(self, key, data): def getSubArrayElement(self, key, data):
subElemKey = key[:key.find('[')] subElemKey = key[:key.find(self.arrayOpener)]
index = int(key[key.find('[') + 1:key.find(']')]) index = int(key[key.find(self.arrayOpener) + 1:key.find(self.arrayCloser)])
remainingKey = key[key.find('].') + 2:] remainingKey = key[key.find(self.arrayCloser + self.separator) + 2:]
if key.find(self.arrayCloser + self.separator) == -1:
remainingKey = key[key.find(self.arrayCloser) + 1:]
if subElemKey in data: if subElemKey in data:
if index < len(data[subElemKey]): if index < len(data[subElemKey]):
return self.get(remainingKey, data[subElemKey][index]) return self.get(remainingKey, data[subElemKey][index])
@ -81,8 +86,8 @@ class JsonHelper:
if len(key) <= 0: if len(key) <= 0:
return data return data
if key.find(self.separator) != -1 and key.find('[') != -1 : if key.find(self.separator) != -1 and key.find(self.arrayOpener) != -1 :
if key.find(self.separator) < key.find('[') : if key.find(self.separator) < key.find(self.arrayOpener) :
return self.getSubElement(key, data) return self.getSubElement(key, data)
else: else:
return self.getSubArrayElement(key, data) return self.getSubArrayElement(key, data)
@ -90,7 +95,7 @@ class JsonHelper:
if key.find(self.separator) != -1 : if key.find(self.separator) != -1 :
return self.getSubElement(key, data) return self.getSubElement(key, data)
else: else:
if key.find('[') != -1 : if key.find(self.arrayOpener) != -1 :
return self.getSubArrayElement(key, data) return self.getSubArrayElement(key, data)
else: else:
if key in data: if key in data:
@ -196,7 +201,7 @@ def parseArgs():
More information about Range format and units of measure for nagios can be found at https://nagios-plugins.org/doc/guidelines.html\ More information about Range format and units of measure for nagios can be found at https://nagios-plugins.org/doc/guidelines.html\
Additional formats for this parameter are: (key), (key,UnitOfMeasure), (key,UnitOfMeasure,Min,Max).') Additional formats for this parameter are: (key), (key,UnitOfMeasure), (key,UnitOfMeasure,Min,Max).')
parser.add_argument('-s', '--ssl', action='store_true', help='HTTPS mode.') parser.add_argument('-s', '--ssl', action='store_true', help='HTTPS mode.')
parser.add_argument('-f', '--field_separator', dest='separator', help='Json Field separator, defaults to "."') parser.add_argument('-f', '--field_separator', dest='separator', help='Json Field separator, defaults to "." ; Select element in an array with "(" ")"')
parser.add_argument('-d', '--debug', action='store_true', help='Debug mode.') parser.add_argument('-d', '--debug', action='store_true', help='Debug mode.')
return parser.parse_args() return parser.parse_args()