Revert to old format in boto credentials file to make boto work

boto_credentials.ini

@@ -1,8 +1,11 @@
 [minio-travis-test]
+# AWS minio credentials
 access_key=minio
 secret_key=miniostorage
-connect_func=connect_s3
-host=http://127.0.0.1:9000
-ordinary_calling_format=true
+# AWS minio endpoint
+host=127.0.0.1
 is_secure=false
 port=9000
+# Legacy boto config
+connect_func=connect_s3
+ordinary_calling_format=true

tests/bucket_manager.py

@@ -45,24 +45,41 @@ def boto_bucket(
 
 
 @contextmanager
-def boto3_bucket(access_key, secret_key, host=None, bucket_name=None, **kwargs):
-    # Set environment variables for boto3
+def boto3_bucket(
+    access_key,
+    secret_key,
+    host=None,
+    bucket_name=None,
+    port=None,
+    is_secure=None,
+    **kwargs,
+):
     import os
 
     import boto3
 
+    # Set environment variables for boto3
     os.environ["AWS_ACCESS_KEY_ID"] = access_key
     os.environ["AWS_SECRET_ACCESS_KEY"] = secret_key
+    os.environ["AWS_DEFAULT_REGION"] = "us-east-1"
+
+    # Build endpoint host
+    endpoint_url = None
+    if host:
+        scheme = "https" if is_secure else "http"
+        endpoint_url = f"{scheme}://{host}"
+        if port:
+            endpoint_url += f":{port}"
 
     name = bucket_name or "testrun-bucket-{}".format(uuid())
     s3_client = boto3.client(
         "s3",
-        endpoint_url=host,
+        endpoint_url=endpoint_url,
     )
     s3_client.create_bucket(Bucket=name)
     s3_resource = boto3.resource(
         "s3",
-        endpoint_url=host,
+        endpoint_url=endpoint_url,
     )
     bucket = s3_resource.Bucket(name)