def get_unattached_volumes(self):
"""Build a list of all volumes missing tags and not ignored. Returns a `dict` keyed by the issue_id with the
volume as the value
Returns:
:obj:`dict` of `str`: `EBSVolume`
"""
volumes = {}
ignored_tags = dbconfig.get('ignore_tags', self.ns)
for volume in EBSVolume.get_all().values():
issue_id = get_resource_id('evai', volume.id)
if len(volume.attachments) == 0:
if len(
list(
filter(
set(ignored_tags).__contains__,
[tag.key for tag in volume.tags]))):
continue
volumes[issue_id] = volume
return volumes
def update_volumes(self):
"""Update list of EBS Volumes for the account / region
Returns:
`None`
"""
self.log.debug('Updating EBSVolumes for {}/{}'.format(
self.account.account_name, self.region))
ec2 = self.session.resource('ec2', region_name=self.region)
try:
existing_volumes = EBSVolume.get_all(self.account, self.region)
volumes = {x.id: x for x in ec2.volumes.all()}
for data in list(volumes.values()):
if data.id in existing_volumes:
vol = existing_volumes[data.id]
if vol.update(data):
self.log.debug(
'Changed detected for EBSVolume {}/{}/{}'.format(
self.account.account_name, self.region,
vol.resource.resource_id))
else:
properties = {
'create_time':
data.create_time,
'encrypted':
data.encrypted,
'iops':
data.iops or 0,
'kms_key_id':
data.kms_key_id,
'size':
data.size,
'state':
data.state,
'snapshot_id':
data.snapshot_id,
'volume_type':
data.volume_type,
'attachments':
sorted([x['InstanceId'] for x in data.attachments])
}
tags = {t['Key']: t['Value'] for t in data.tags or {}}
vol = EBSVolume.create(data.id,
account_id=self.account.account_id,
location=self.region,
properties=properties,
tags=tags)
self.log.debug('Added new EBSVolume {}/{}/{}'.format(
self.account.account_name, self.region,
vol.resource.resource_id))
db.session.commit()
vk = set(list(volumes.keys()))
evk = set(list(existing_volumes.keys()))
try:
for volumeID in evk - vk:
db.session.delete(existing_volumes[volumeID].resource)
self.log.debug('Deleted EBSVolume {}/{}/{}'.format(
volumeID, self.account.account_name, self.region))
db.session.commit()
except:
self.log.exception('Failed removing deleted volumes')
db.session.rollback()
finally:
del ec2