askpass_git.sh

#!/bin/sh
#
# Copyright 2019 The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Ask pass when cloning new repo, fail if it mismatched the magic password.

mkdir -p "${XDG_CONFIG_HOME}/git/"
# Override the default 'git --global' config location, the default location
# outside the e2e test environment. See https://git-scm.com/docs/git-config
touch "${XDG_CONFIG_HOME}/git/config"
# Override the default 'git credential store' config location, the default location
# outside the e2e test environment. See https://git-scm.com/docs/git-credential-store
touch "${XDG_CONFIG_HOME}/git/credentials"

if [ "$1" != "clone" ]; then
  git "$@"
  exit $?
fi

# `git credential fill` requires the repo url match to consume the credentials stored by git-sync.
# Askpass git only support repo started with "file://" which is used in test_e2e.sh.
REPO=$(echo "$@" | grep -o "file://[^ ]*")
OUTPUT=$(echo "url=${REPO}" | git credential fill)
USERNAME=$(echo "${OUTPUT}" | grep "^username=.*")
PASSWD=$(echo "${OUTPUT}" | grep "^password=.*")
# Test case must match the magic username and password below.
if [ "${USERNAME}" != "username=my-username" -o "${PASSWD}" != "password=my-password" ]; then
  echo "invalid test username/password pair: ${USERNAME}:${PASSWD}"
  exit 1
fi

git "$@"