def test_create_key_pair(self, init_mock):
"""
Exercises the code path for creating key pair
"""
init_mock.return_value = None
instance = Instance()
instance.key_pair_name = self.instance.key_pair_name
instance.ec2_client = Mock()
instance.ec2_client.create_key_pair.return_value = {
"KeyMaterial": "dummy key"
}
key_path = instance._create_key_pair()
self.assertEquals(key_path, f"./{self.instance.key_pair_name}.pem")
key = open(key_path, "r")
self.assertEquals(key.read(), "dummy key")
os.remove(f"./{self.instance.key_pair_name}.pem")
def setUp(self, create_key_pair, boto3_mock):
"""
Initialise mock instance for the test cases
"""
create_key_pair.return_value = "fakekey.pem"
self.instance = Instance(
AWS_access_key_id="1234",
AWS_secret_access_key="1234",
region_name="abc_region",
base_image_id="ami-123",
os="amazonLinux",
security_group_id="sg-1234",
AMI_name="OpenDistroAMI",
RPM_package_version="1.0.0",
APT_OSS_version="1.0.0",
)
self.boto_instance = boto3_mock.resource().create_instances(
)[0] # i could not figure out the any other way to mock boto3 instance
self.instance.key_pair_name = "ODFEAMIInstanceKey"
def pick_instance(args):
instances = Instance.elb_instances(target_group_arn_for(args))
if len(instances) == 1:
return instances[0]
while True:
print_instances(instances, number=True)
inst = input('Which instance? ')
try:
return instances[int(inst)]
except:
pass
def pick_instance(cfg: Config):
elb_instances = Instance.elb_instances(target_group_arn_for(cfg))
if len(elb_instances) == 1:
return elb_instances[0]
while True:
print_instances(elb_instances, number=True)
inst = input('Which instance? ')
try:
return elb_instances[int(inst)]
except (ValueError, IndexError):
pass
def wait_for_autoscale_state(instance: Instance, state: str) -> None:
logger.info("Waiting for %s to reach autoscale lifecycle '%s'...", instance, state)
while True:
autoscale = instance.describe_autoscale()
if not autoscale:
logger.error("Instance is not longer in an ASG: stopping")
return
cur_state = autoscale['LifecycleState']
logger.debug("State is %s", cur_state)
if cur_state == state:
logger.info("...done")
return
time.sleep(5)
def test_incorrect_credentials(self):
"""
Fail with descriptive error if Instance can be created with wrong credentials
"""
with self.assertRaises(ClientError):
Instance(
AWS_access_key_id="wrong",
AWS_secret_access_key="wrong",
region_name="us-east-2",
base_image_id="ami-123",
os="amazonLinux",
security_group_id="sg-1234",
AMI_name="OpenDistroAMI",
RPM_package_version="1.0.0",
APT_OSS_version="1.0.0",
)
def test_incorrect_region(self):
"""
Fail with descriptive error if Instance can be created for wrong region
"""
with self.assertRaises(ValueError):
Instance(
region_name="wrong_region",
AWS_access_key_id="1234",
AWS_secret_access_key="1234",
base_image_id="ami-123",
os="amazonLinux",
security_group_id="sg-1234",
AMI_name="OpenDistroAMI",
RPM_package_version="1.0.0",
APT_OSS_version="1.0.0",
)
def pick_instances(args):
# TODO, maybe something in args to select only some?
return Instance.elb_instances(target_group_arn_for(args))
def instances_status_cmd(args):
print_instances(Instance.elb_instances(target_group_arn_for(args)), number=False)
def pick_instances(cfg: Config):
return Instance.elb_instances(target_group_arn_for(cfg))
def instances_status(cfg: Config):
"""Get the status of the instances."""
print_instances(Instance.elb_instances(target_group_arn_for(cfg)),
number=False)
def AMI_builder(
AWS_access_key_id,
AWS_secret_access_key,
region_name,
base_image_id,
os,
security_group_id,
AMI_name,
RPM_package_version,
APT_OSS_version,
):
"""
Builds the ODFE AMI
args:
AWS_access_key_id: str, aws key id
AWS_secret_access_key: str, aws secret access key
region_name: str, region where the Instance will be created
base_image_id: str, base os AMI id,
os: str, ubuntu or amazonLinux
security_group_id: str, security group with port 22 open
AMI_name: str, Name of the AMI that will be created
RPM_package_version: str, version of ODFE to be installed if RPM is used for installation(used in amazon linux)
APT_OSS_version: str, version of Elasticsearch OSS to be installed if apt is used for installation(used in ubuntu)
returns: none
"""
try:
instance = Instance(
AWS_access_key_id=AWS_access_key_id,
AWS_secret_access_key=AWS_secret_access_key,
region_name=region_name,
base_image_id=base_image_id,
os=os, # ubuntu, amazonLinux
security_group_id=security_group_id,
AMI_name=AMI_name,
RPM_package_version=RPM_package_version,
APT_OSS_version=APT_OSS_version,
)
except Exception as err:
logging.error("Could not bring up the instance. " + str(err))
sys.exit(-1)
AMI_id = ""
installation_failed = False
try:
instance.wait_until_ready()
except Exception as err:
logging.error("Could not bring the instance to ready state. " +
str(err))
installation_failed = True
else:
try:
instance.install_ODFE()
AMI_id = instance.create_AMI()
except Exception as err:
installation_failed = True
logging.error(
"AMI creation failed there was an error see the logs. " +
str(err))
finally:
try:
instance.cleanup_instance()
except Exception as err:
logging.error(
"Could not cleanup the instance. There could be an instance currently running, terminate it. "
+ str(err))
installation_failed = True
if installation_failed:
sys.exit(-1)
# copy the AMI to the required regions
ec2_client = boto3.client(
"ec2",
aws_access_key_id=AWS_access_key_id,
aws_secret_access_key=AWS_secret_access_key,
region_name=region_name,
)
AMI_copy_regions = [
region["RegionName"]
for region in ec2_client.describe_regions()["Regions"]
]
AMI_copy_regions.remove(region_name) # since AMI is created here
copy_AMI_to_regions(
AWS_access_key_id=AWS_access_key_id,
AWS_secret_access_key=AWS_secret_access_key,
AMI_id=AMI_id,
AMI_name=AMI_name,
AMI_source_region=region_name,
AMI_copy_regions=AMI_copy_regions,
)
class TestInstance(unittest.TestCase):
@patch("lib.instance.boto3")
@patch("lib.instance.Instance._create_key_pair")
def setUp(self, create_key_pair, boto3_mock):
"""
Initialise mock instance for the test cases
"""
create_key_pair.return_value = "fakekey.pem"
self.instance = Instance(
AWS_access_key_id="1234",
AWS_secret_access_key="1234",
region_name="abc_region",
base_image_id="ami-123",
os="amazonLinux",
security_group_id="sg-1234",
AMI_name="OpenDistroAMI",
RPM_package_version="1.0.0",
APT_OSS_version="1.0.0",
)
self.boto_instance = boto3_mock.resource().create_instances(
)[0] # i could not figure out the any other way to mock boto3 instance
self.instance.key_pair_name = "ODFEAMIInstanceKey"
def test_initialization(self):
"""
Fail with descriptive error if required initialization have failed
"""
self.assertEqual("amazonLinux", self.instance.os)
self.assertEqual("OpenDistroAMI", self.instance.AMI_name)
self.assertEqual("1.0.0", self.instance.RPM_package_version)
self.assertEqual("1.0.0", self.instance.APT_OSS_version)
def test_incorrect_region(self):
"""
Fail with descriptive error if Instance can be created for wrong region
"""
with self.assertRaises(ValueError):
Instance(
region_name="wrong_region",
AWS_access_key_id="1234",
AWS_secret_access_key="1234",
base_image_id="ami-123",
os="amazonLinux",
security_group_id="sg-1234",
AMI_name="OpenDistroAMI",
RPM_package_version="1.0.0",
APT_OSS_version="1.0.0",
)
def test_incorrect_credentials(self):
"""
Fail with descriptive error if Instance can be created with wrong credentials
"""
with self.assertRaises(ClientError):
Instance(
AWS_access_key_id="wrong",
AWS_secret_access_key="wrong",
region_name="us-east-2",
base_image_id="ami-123",
os="amazonLinux",
security_group_id="sg-1234",
AMI_name="OpenDistroAMI",
RPM_package_version="1.0.0",
APT_OSS_version="1.0.0",
)
def test_wait_until_ready(self):
"""
Exercises the code path for waiting until instance is ready to be used
"""
self.boto_instance.wait_until_running.side_effect = [
"",
WaiterError("blah", "blah", "blah"),
]
self.boto_instance.state = -1
self.instance.wait_until_ready()
self.boto_instance.wait_until_running.assert_called()
self.assertRaises(WaiterError, self.instance.wait_until_ready)
@patch("lib.instance.Instance.__init__")
def test_create_key_pair(self, init_mock):
"""
Exercises the code path for creating key pair
"""
init_mock.return_value = None
instance = Instance()
instance.key_pair_name = self.instance.key_pair_name
instance.ec2_client = Mock()
instance.ec2_client.create_key_pair.return_value = {
"KeyMaterial": "dummy key"
}
key_path = instance._create_key_pair()
self.assertEquals(key_path, f"./{self.instance.key_pair_name}.pem")
key = open(key_path, "r")
self.assertEquals(key.read(), "dummy key")
os.remove(f"./{self.instance.key_pair_name}.pem")
def test_create_AMI(self):
"""
Exercises the code path for creating AMI
"""
self.boto_instance.create_image.return_value = Mock(image_id="123")
self.instance.create_AMI()
self.assertEquals(self.instance.snapshot.image_id, "123")
self.instance.ec2_client.get_waiter().wait.side_effect = WaiterError(
"bla", "blah", "blah")
self.assertRaises(WaiterError, self.instance.create_AMI)
@patch("lib.instance.ODFEInstaller")
def test_install_ODFE(self, mock_installer):
"""
Exercises the code path for open distro installation in the instance
"""
self.instance.install_ODFE()
mock_installer().install.assert_called()
mock_installer().install.side_effect = Exception
self.assertRaises(Exception, self.instance.install_ODFE)
def test_cleanup_instance(self):
"""
Exercises the code path for cleaning up the instance after use
"""
self.boto_instance.wait_until_terminated.side_effect = [
"",
WaiterError("blah", "blah", "blah"),
"",
]
temp = open(f"./{self.instance.key_pair_name}.pem", "w")
self.instance.key_path = f"./{self.instance.key_pair_name}.pem"
self.instance.cleanup_instance()
self.boto_instance.wait_until_terminated.assert_called()
temp = open(f"./{self.instance.key_pair_name}.pem", "w")
self.assertRaises(WaiterError, self.instance.cleanup_instance)
os.remove(f"./{self.instance.key_pair_name}.pem")
self.assertRaises(FileNotFoundError, self.instance.cleanup_instance)
def handler(event, context):
args = Args().args
ec2_client = conn().boto3('ec2', args.region)
cloudwatch_client = conn().boto3('cloudwatch', args.region)
if args.volume and args.instance:
logger.error("false. only one option is allowed")
exit(1)
if args.volume or args.instance:
logger.info(
"Defaulting to type 'create-snapshot' with inclusiong of arg: %s %s"
% (args.instance, args.volume))
args.type = "create-snapshot"
retention_day = timedelta(days=args.retention)
start_date = Global.today - retention_day
logger.info("*** Timing ***")
logger.info("\tCurrent time: %i" % (Global.current_time))
logger.info("\tRetention: %i" % (args.retention))
logger.info("\tFull day in seconds: %i" % (Global.full_day))
logger.info("\tToday: %s" % (str(Global.today)))
logger.info("\tTomorrow: %s" % (str(Global.tomorrow)))
logger.info("\tYesterday: %s" % (str(Global.yesterday)))
logger.info("\t2 Weeks Ago: %s" % (str(Global.two_weeks)))
logger.info("\t4 Weeks Ago: %s" % (str(Global.four_weeks)))
logger.info("\t30 Days Ago: %s" % (str(Global.thirty_days)))
logger.info("\tRetention Time: %s" % (str(retention_day)))
logger.info("\tStart Date: %s" % (str(start_date)))
logger.info("\tShort Date: %s" % (Global.short_date))
logger.info("\tShort Hour: %s" % (Global.short_hour))
logger.info("")
logger.info("*** Defined Args ***")
logger.info("\targs.verbosity: %s" % (args.verbosity))
logger.info("\targs.type: %s" % (args.type))
logger.info("\targs.env: %s" % (args.env))
logger.info("\targs.volume: %s" % (args.volume))
logger.info("\targs.instance: %s" % (args.instance))
logger.info("\targs.retention: %s" % (args.retention))
logger.info("\targs.dry_run: %s" % (args.dry_run))
logger.info("\targs.region: %s" % (args.region))
logger.info("\targs.account_id: %s" % (args.account_id))
logger.info("\targs.rotation: %s" % (args.rotation))
logger.info("\targs.hourly: %s" % (args.hourly))
logger.info("\targs.persist: %s" % (args.persist))
logger.info("\targs.method: %s" % (args.method))
logger.info("\targs.include_ami: %s" % (args.include_ami))
logger.info("")
Instance(ec2_client, args.dry_run).find(args.env, '')
Volume(ec2_client,
args.dry_run).find(cloudwatch_client, args.instance, args.volume,
args.hourly, args.persist)
if args.type != "create-snapshot" or args.type != "create-snapshots":
Snapshot(ec2_client, args.dry_run).find(args.account_id, args.env,
args.method)
if not args.volume and not args.instance:
if args.type != "clean-snapshot" or args.type != "clean-snapshots" or args.type != "clean-volume" or args.type != "clean-volumes":
Image(ec2_client, args.dry_run).find(args.env, args.account_id)
if args.type == "all" or args.type == "clean-snapshot" or args.type == "clean-snapshots" or args.type == "clean":
snapshot_count = 0
logger.info("\n\n")
logger.debug("Ignoring any env flag for cleanup: %s" % (args.env))
logger.info("")
logger.info("*** Cleaning Snapshots ***")
logger.debug("\tsnapshot_data len: %i" % (len(Global.snapshot_data)))
for snapshot in Global.snapshot_data:
logger.info("Retrieved snapshot: %s" % (snapshot))
if Global.volume_snapshot_count[Global.snapshot_data[snapshot]
['volume_id']]['count'] > 0:
# if Global.volume_snapshot_count[Global.snapshot_data[snapshot]['volume_id']]['count'] > args.rotation and not Global.snapshot_data[snapshot]['persist'] and not Global.snapshot_data[snapshot]['id'] in Global.image_data:
logger.debug("")
logger.debug("snapshot id: %s" %
(Global.snapshot_data[snapshot]['id']))
logger.debug("\tsnap_vol: %s" %
(Global.snapshot_data[snapshot]['volume_id']))
logger.debug("\tsnap_desc: %s" %
(Global.snapshot_data[snapshot]['description']))
logger.debug("\tsnap_date: %s" %
(Global.snapshot_data[snapshot]['date']))
logger.debug("\tsnap_ratio: %s" %
(Global.snapshot_data[snapshot]['ratio']))
logger.debug("\tsnap_age: %s" %
(Global.snapshot_data[snapshot]['age']))
logger.debug("\tsnap_persist: %s" %
(Global.snapshot_data[snapshot]['persist']))
logger.debug("\tsnap_method: %s" %
(Global.snapshot_data[snapshot]['method']))
logger.debug("\tsnap_count: %s" %
(Global.snapshot_data[snapshot]['snap_count']))
logger.debug(
"\tvolume_snapshot_count: %s" %
(Global.volume_snapshot_count[
Global.snapshot_data[snapshot]['volume_id']]['count']))
logger.debug("\trotation_scheme: %i" % (args.rotation))
logger.debug(
"\tDeleting %s - [ snap_count:%s, volume_count:%s, persist: %s ] [ vol: %s ]"
%
(Global.snapshot_data[snapshot]['id'],
Global.snapshot_data[snapshot]['snap_count'],
Global.volume_snapshot_count[
Global.snapshot_data[snapshot]['volume_id']]['count'],
Global.snapshot_data[snapshot]['persist'],
Global.snapshot_data[snapshot]['volume_id']))
if Global.snapshot_data[snapshot][
'volume_id'] not in Global.all_volumes:
logger.debug(
"\tvol: %s snap: %s snap_count: %s rotate: %i" %
(Global.snapshot_data[snapshot]['volume_id'],
Global.snapshot_data[snapshot]['id'],
Global.volume_snapshot_count[Global.snapshot_data[
snapshot]['volume_id']]['count'], args.rotation))
ret_val = Snapshot(ec2_client, args.dry_run).delete(
Global.snapshot_data[snapshot]['id'], '')
snapshot_count = snapshot_count + ret_val
Global.volume_snapshot_count[
Global.snapshot_data[snapshot]
['volume_id']]['count'] = Global.volume_snapshot_count[
Global.snapshot_data[snapshot]
['volume_id']]['count'] - ret_val
else:
logger.debug(
"\tvol: %s snap: %s snap_count: %s rotate: %i" %
(Global.snapshot_data[snapshot]['volume_id'],
Global.snapshot_data[snapshot]['id'],
Global.volume_snapshot_count[Global.snapshot_data[
snapshot]['volume_id']]['count'], args.rotation))
ret_val = Snapshot(ec2_client, args.dry_run).delete(
Global.snapshot_data[snapshot]['id'],
'delete_snapshot')
snapshot_count = snapshot_count + ret_val
Global.volume_snapshot_count[
Global.snapshot_data[snapshot]
['volume_id']]['count'] = Global.volume_snapshot_count[
Global.snapshot_data[snapshot]
['volume_id']]['count'] - ret_val
else:
logger.warn("")
logger.warn(
"\tIgnoring deletion of %s - [ snap_count:%s, volume_count:%s, persist: %s ]"
%
(Global.snapshot_data[snapshot]['id'],
Global.snapshot_data[snapshot]['snap_count'],
Global.volume_snapshot_count[
Global.snapshot_data[snapshot]['volume_id']]['count'],
Global.snapshot_data[snapshot]['persist']))
logger.info(" *** Total Snapshots Deleted: %s" % (snapshot_count))
if args.type == "all" or args.type == "clean-volume" or args.type == "clean-volumes" or args.type == "clean":
volume_count = 0
logger.info("\n\n")
logger.debug("Ignoring any env flag for cleanup: %s" % (args.env))
logger.info("*** Cleaning Volumes ***")
logger.info(
"*** Note: this tags items with tag { 'Delete': 'True' } ***\n")
for volume in Global.volume_data:
logger.info("Retrieved Volume: %s" % (volume))
volume_count = volume_count + 1
logger.debug("")
logger.debug("volume_id: %s" % (Global.volume_data[volume]['id']))
logger.debug("\tvolume_instance_id: %s" %
(Global.volume_data[volume]['instance_id']))
logger.debug("\tvolume_date: %s" %
(Global.volume_data[volume]['date']))
logger.info(" *** Total Volumes To Delete: %s" % (volume_count))
if args.type == "all" or args.type == "clean-ami" or args.type == "clean" or args.type == "clean-images":
image_count = 0
logger.info("\n\n")
logger.debug("Ignoring any env flag for cleanup: %s" % (args.env))
logger.info("*** Cleaning Images ***")
# logger.info("Include_ami: %s" % (args.include_ami))
logger.info("Images found: %i" % (len(Global.image_data)))
for image in Global.image_data:
image_count = image_count + 1
logger.debug("")
logger.debug("ami_id: %s" % (Global.image_data[image]['id']))
logger.debug("\tami_name: %s" % (Global.image_data[image]['name']))
logger.debug("\tami_attachment_id: %s" %
(Global.image_data[image]['date']))
logger.debug("\tami_snapshot_id: %s" %
(Global.image_data[image]['snapshot_id']))
logger.debug("\tami_persist: %s" %
(Global.image_data[image]['persist']))
logger.debug("\tami_build_method: %s" %
(Global.image_data[image]['build_method']))
# this is disabled for now until we're sure we want to auto delete AMI's
if args.include_ami:
if Global.image_data[image]['persist'] != "True":
logger.info("Deregistering AMI: %s" %
(Global.image_data[image]['name']))
for ami_snapshot in Global.image_data[image][
'snapshot_id']:
logger.info("\t deleting snapshot: %s" %
(ami_snapshot))
Snapshot(ec2_client,
args.dry_run).delete(ami_snapshot,
'delete_snapshot')
logger.info("\t deleting image: %s" %
(Global.image_data[image]['id']))
Image(ec2_client, args.dry_run).delete(
Global.image_data[image]['id'],
Global.image_data[image]['name'])
logger.info(" *** Total Images Deregistered: %s" %
(image_count))
if args.type == "all" or args.type == "create-snapshot" or args.type == "create-snapshots":
snapshot_count = 0
logger.info("\n\n")
logger.info("*** Creating Snapshots ***")
for s_volume in Global.snapshot_volumes:
logger.debug("")
logger.debug("\tsnapshot_volume['volume_id']: %s" %
(Global.snapshot_volumes[s_volume]['id']))
logger.debug("\tsnapshot_volume['instance_id']: %s" %
(Global.snapshot_volumes[s_volume]['instance_id']))
logger.debug("\tsnapshot_volume['date']: %s" %
(Global.snapshot_volumes[s_volume]['date']))
logger.debug("\tsnapshot_volume['desc']: %s" %
(Global.snapshot_volumes[s_volume]['desc']))
logger.debug("\tsnapshot_volume['old_desc']: %s" %
(Global.snapshot_volumes[s_volume]['old_desc']))
logger.debug("\tsnapshot_volume['persist']: %s" %
(Global.snapshot_volumes[s_volume]['persist']))
logger.debug("\tsnapshot_volume['hourly']: %s" %
(Global.snapshot_volumes[s_volume]['hourly']))
snapshot_count = snapshot_count + Snapshot(
ec2_client, args.dry_run).create(
args.region, Global.snapshot_volumes[s_volume]['id'],
Global.snapshot_volumes[s_volume]['desc'],
Global.snapshot_volumes[s_volume]['old_desc'],
Global.snapshot_volumes[s_volume]['persist'])
logger.info(" *** Total Volumes to Snapshot: %s" % (snapshot_count))
return True
