moto/scripts/ssm_get_default_amis.py

73 lines
2.4 KiB
Python

import time
import boto3
import json
import time
import os
import subprocess
from datetime import timezone
from moto.core.utils import unix_time
from moto.ec2.utils import gen_moto_amis
def retrieve_by_path(client, path):
x = client.get_parameters_by_path(Path=path, Recursive=True)
parameters = x["Parameters"]
next_token = x["NextToken"]
while next_token:
x = client.get_parameters_by_path(Path=path, Recursive=True, NextToken=next_token)
parameters.extend(x["Parameters"])
next_token = x.get("NextToken")
return parameters
def main():
"""
Retrieve the latest AMI-details from SSM
- Download from AWS
- Store this in the dedicated moto/ssm/resources-folder
"""
regions = boto3.Session().get_available_regions("ssm")
for region in regions:
client = boto3.client('ssm', region_name=region)
ec2 = boto3.client("ec2", region_name=region)
default_param_path = "/aws/service/ami-amazon-linux-latest"
# Retrieve default AMI values
try:
params = retrieve_by_path(client, default_param_path)
for param in params:
param["LastModifiedDate"] = unix_time(param["LastModifiedDate"].astimezone(timezone.utc).replace(tzinfo=None))
root_dir = (
subprocess.check_output(["git", "rev-parse", "--show-toplevel"])
.decode()
.strip()
)
dest = os.path.join(root_dir, f"moto/ssm/resources/ami-amazon-linux-latest/{region}.json")
print("Writing data to {0}".format(dest))
with open(dest, "w") as open_file:
json.dump(params, open_file, sort_keys=True, indent=2)
# Retrieve details about AMIs from EC2
image_ids = [p["Value"] for p in params]
images = ec2.describe_images(ImageIds=image_ids)["Images"]
image_as_dicts = gen_moto_amis(images)
dest = os.path.join(root_dir, f"moto/ec2/resources/latest_amis/{region}.json")
print("Writing data to {0}".format(dest))
with open(dest, "w") as open_file:
json.dump(image_as_dicts, open_file, sort_keys=True, indent=2)
time.sleep(0.5)
except Exception as e:
print(e)
# We might encounter an error if we do not have access to a region - just ignore and try the next region
if __name__ == "__main__":
main()