Add bucket URLs test

Author: href

README.md

@@ -45,6 +45,7 @@ These tests are run regularly against our public infrastructure as well as our i
 |                           | [test_ping](./test_load_balancer.py#L855)                                        | default  |
 | **Nested Virtualization** | [test_virtualization_support](./test_nested_virtualization.py#L14)               | default  |
 |                           | [test_run_nested_vm](./test_nested_virtualization.py#L40)                        | default  |
+| **Objects**               | [test_bucket_urls](./test_objects.py#L23)                                        | default  |
 | **Private Network**       | [test_private_ip_address_on_all_images](./test_private_network.py#L14)           | all      |
 |                           | [test_private_network_connectivity_on_all_images](./test_private_network.py#L35) | all      |
 |                           | [test_multiple_private_network_interfaces](./test_private_network.py#L88)        | default  |

test_objects.py

@@ -0,0 +1,61 @@
+"""
+
+Objects Storage
+===============
+
+Using an S3 compatible API, customers may store data in our Object Storage
+service and serve it without the need to manage their own storage system.
+
+"""
+
+import boto3
+import requests
+import secrets
+
+from urllib.parse import urlparse
+
+
+def test_bucket_urls(objects_endpoint, access_key, secret_key):
+    """ We can create a bucket using the official AWS SDK for Python, upload
+    an object, and make it available publicly. It is then available as follows:
+
+    - <bucket>.objects.rma|lpg.cloudscale.ch/<key>
+    - objects.rma|lpg.cloudscale.ch/<bucket>/<key>
+
+    """
+
+    # Establish a connection using the official AWS SDK for Python
+    s3 = boto3.client(
+        's3',
+        endpoint_url=objects_endpoint,
+        aws_access_key_id=access_key,
+        aws_secret_access_key=secret_key,
+    )
+
+    # Generate a bucket name that has not been used yet (bucket names are
+    # global across all our object storage endpoints).
+    bucket = f"at-{secrets.token_hex(8)}"
+
+    # Create the bucket
+    s3.create_bucket(Bucket=bucket)
+
+    # Upload an object
+    s3.put_object(
+        Bucket=bucket,
+        Key='key.txt',
+        Body=b'test',
+        ACL='public-read',
+    )
+
+    parts = urlparse(objects_endpoint)
+
+    # Read the expected URLs using an anonymous HTTP client
+    urls = (
+        f"{objects_endpoint}/{bucket}/key.txt",
+        f"{parts.scheme}://{bucket}.{parts.netloc}/key.txt",
+    )
+
+    for url in urls:
+        response = requests.get(url)
+        assert response.status_code == 200
+        assert response.text == "test"