Initial support for AWS Batch Compute Environment (#26699)

* Add AWS Batch Compute Environment module

* Move common code for AWS batch modules in module_utils/aws/batch

lib/ansible/module_utils/aws/batch.py

@@ -0,0 +1,86 @@
+# Copyright (c) 2017 Ansible Project
+#
+# This code is part of Ansible, but is an independent component.
+# This particular file snippet, and this file snippet only, is BSD licensed.
+# Modules you write using this snippet, which is embedded dynamically by Ansible
+# still belong to the author of the module, and may assign their own license
+# to the complete work.
+#
+# Redistribution and use in source and binary forms, with or without modification,
+# are permitted provided that the following conditions are met:
+#
+#    * Redistributions of source code must retain the above copyright
+#      notice, this list of conditions and the following disclaimer.
+#    * Redistributions in binary form must reproduce the above copyright notice,
+#      this list of conditions and the following disclaimer in the documentation
+#      and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+# IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
+# USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+"""
+This module adds shared support for Batch modules.
+"""
+
+from ansible.module_utils.ec2 import get_aws_connection_info, boto3_conn
+
+try:
+    from botocore.exceptions import ClientError
+except ImportError:
+    pass  # Handled by HAS_BOTO3
+
+
+class AWSConnection(object):
+    """
+    Create the connection object and client objects as required.
+    """
+
+    def __init__(self, ansible_obj, resources, boto3=True):
+
+        self.region, self.endpoint, aws_connect_kwargs = get_aws_connection_info(ansible_obj, boto3=boto3)
+
+        self.resource_client = dict()
+        if not resources:
+            resources = ['batch']
+
+        resources.append('iam')
+
+        for resource in resources:
+            aws_connect_kwargs.update(dict(region=self.region,
+                                           endpoint=self.endpoint,
+                                           conn_type='client',
+                                           resource=resource
+                                           ))
+            self.resource_client[resource] = boto3_conn(ansible_obj, **aws_connect_kwargs)
+
+        # if region is not provided, then get default profile/session region
+        if not self.region:
+            self.region = self.resource_client['batch'].meta.region_name
+
+        # set account ID
+        try:
+            self.account_id = self.resource_client['iam'].get_user()['User']['Arn'].split(':')[4]
+        except (ClientError, ValueError, KeyError, IndexError):
+            self.account_id = ''
+
+    def client(self, resource='batch'):
+        return self.resource_client[resource]
+
+
+def cc(key):
+    """
+    Changes python key into Camel case equivalent. For example, 'compute_environment_name' becomes
+    'computeEnvironmentName'.
+
+    :param key:
+    :return:
+    """
+    components = key.split('_')
+    return components[0] + "".join([token.capitalize() for token in components[1:]])