def get_os_version(instance):
"""Get OS Version for instances."""
if instance.cloud == 'aws':
client = boto3.client('ec2', instance.region)
image_id = client.describe_instances(
InstanceIds=[instance.id
])['Reservations'][0]['Instances'][0]['ImageId']
return '16.04' if '16.04' in client.describe_images(
ImageIds=[image_id])['Images'][0]['Name'] else '14.04'
if instance.cloud == 'gcp':
credentials = GoogleCredentials.get_application_default()
compute = discovery.build('compute', 'v1', credentials=credentials)
for disk in compute.instances().get(
instance=instance.name,
zone=instance.zone,
project=instance.project).execute()['disks']:
if not disk.get('boot'):
continue
for value in disk.get('licenses', []):
if '1604' in value:
return '16.04'
if '1404' in value:
return '14.04'
return '14.04'
return '14.04'
def _aws_get_instance_by_tag(region, name, tag, raw):
"""Get all instances matching a tag."""
client = boto3.session.Session().client('ec2', region)
matching_reservations = client.describe_instances(Filters=[{'Name': tag, 'Values': [name]}]).get('Reservations', [])
instances = []
[[instances.append(_aws_instance_from_dict(region, instance, raw)) # pylint: disable=expression-not-assigned
for instance in reservation.get('Instances')] for reservation in matching_reservations if reservation]
return instances
def aws_get_instances_by_id(region, instance_id, raw=True):
"""Returns instances mathing an id."""
client = boto3.session.Session().client('ec2', region)
try:
matching_reservations = client.describe_instances(InstanceIds=[instance_id]).get('Reservations', [])
except ClientError as exc:
if exc.response.get('Error', {}).get('Code') != 'InvalidInstanceID.NotFound':
raise
return []
instances = []
[[instances.append(_aws_instance_from_dict(region, instance, raw)) # pylint: disable=expression-not-assigned
for instance in reservation.get('Instances')] for reservation in matching_reservations if reservation]
return instances
