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Improved c'tor of AwsInstance

This commit is contained in:
Shay Nehmad 2019-04-23 20:23:48 +03:00
parent 6b2eb126b5
commit 1f75b72a97
1 changed files with 14 additions and 5 deletions
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19
monkey/common/cloud/aws_instance.py
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@ -1,6 +1,8 @@
import json
import re
import urllib2
import logging
__author__ = 'itay.mizeretz'
@ -9,26 +11,33 @@ AWS_LATEST_METADATA_URI_PREFIX = 'http://{0}/latest/'.format(AWS_INSTANCE_METADA
ACCOUNT_ID_KEY = "accountId"
logger = logging.getLogger(__name__)
class AwsInstance(object):
"""
Class which gives useful information about the current instance you're on.
"""
def __init__(self):
self.instance_id = None
self.region = None
self.account_id = None
try:
self.instance_id = urllib2.urlopen(
AWS_LATEST_METADATA_URI_PREFIX + 'meta-data/instance-id', timeout=2).read()
self.region = self._parse_region(
urllib2.urlopen(AWS_LATEST_METADATA_URI_PREFIX + 'meta-data/placement/availability-zone').read())
except urllib2.URLError:
self.instance_id = None
self.region = None
except urllib2.URLError as e:
logger.error("Failed init of AwsInstance while getting metadata: {}".format(e.message))
try:
self.account_id = self._extract_account_id(
urllib2.urlopen(
AWS_LATEST_METADATA_URI_PREFIX + 'dynamic/instance-identity/document', timeout=2).read())
except urllib2.URLError:
self.account_id = None
except urllib2.URLError as e:
logger.error("Failed init of AwsInstance while getting dynamic instance data: {}".format(e.message))
@staticmethod
def _parse_region(region_url_response):