Integrating latest 47acbe8

Tools/build/JenkinsScripts/distribution/git_release/GitOpsCodeCommit.py

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+############################################################################################
+# All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates, or
+# a third party where indicated.
+#
+# For complete copyright and license terms please see the LICENSE at the root of this
+# distribution (the "License"). All use of this software is governed by the License,
+# or, if provided, by the license below or the license accompanying this file. Do not
+# remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#############################################################################################
+
+"""
+This file is the central location for functions and operations for CodeCommit that are shared accross different scripts.
+"""
+import subprocess
+import os
+import git
+
+# Initializes a Git repository configured with necessary settings to access CodeCommit via AWS CLI credentials.
+def init_git_repo(aws_repo_url, awscli_profile, local_repo_directory):
+    """
+    Initializes a Git repository configured with necessary settings to access CodeCommit via AWS CLI credentials.
+
+    :param aws_repo_url: Clone URL for the CodeCommit repo
+    :param awscli_profile: AWS CLI profile with access/permissions to the repo.
+    :param local_repo_directory: Clone directory
+    :return:
+    """
+
+    parse_key = "amazonaws.com"
+    host_domain_end_index = aws_repo_url.index(parse_key) + len(parse_key)
+    host_domain = aws_repo_url[:host_domain_end_index]
+
+    subprocess.call(["git", "init", local_repo_directory])
+
+    config_append = f"""
+[credential "{host_domain}"]
+\thelper = !aws --profile {awscli_profile} codecommit credential-helper $@
+\tUseHttpPath = true
+
+[remote "origin"]
+\turl = {aws_repo_url}
+\tfetch = +refs/heads/*:refs/remotes/origin/*
+
+[branch "master"]
+\tremote = origin
+\tmerge = refs/heads/master
+"""
+
+    config_filepath = os.path.join(local_repo_directory, '.git', 'config')
+
+    with open(config_filepath, "a") as myfile:
+        myfile.write(config_append)
+
+
+def custom_clone(aws_repo_url, awscli_profile, local_repo_directory, setup_tracking_branches):
+    print("Initializing local repo with custom AWS CodeCommit config...")
+    initial_directory = os.getcwd()
+    os.chdir(local_repo_directory)
+    init_git_repo(aws_repo_url, awscli_profile, local_repo_directory)
+    os.chdir(initial_directory)
+
+    repo = git.Repo(local_repo_directory)
+
+    print(f"Fetching from remote: {aws_repo_url}")
+    repo.remote().fetch()  # Fetch branches
+    repo.remote().fetch("--tags")  # Fetch tags
+
+    if setup_tracking_branches:
+        for remote_branch in repo.remote().refs:
+            branch_name = remote_branch.remote_head
+            repo.create_head(branch_name, remote_branch) \
+                .set_tracking_branch(remote_branch)
+
+    return repo