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#!/usr/bin/env bash
# Copyright 2016 The TensorFlow Authors. All Rights Reserved.
#
# 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.
# ==============================================================================
#
# In-container wrapper for GCS smoke test.
#
# This script invokes gcs_smoke.py and performs tear down afterwards.
#
# Usage:
# gcs_smoke_wrapper.sh <GCS_BUCKET_URL>
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
# Helper function: Exit on failure.
die () {
echo $@
exit 1
}
print_usage() {
echo "Usage: gcs_smoke_wrapper.sh <GCS_BUCKET_URL>"
echo ""
}
# Sanity check on command-line arguments.
GCS_BUCKET_URL=$1
if [[ -z "${GCS_BUCKET_URL}" ]]; then
print_usage
die "ERROR: Command-line argument GCS_BUCKET_URL is not supplied"
fi
# Check that gcloud and gsutil binaries are available.
GCLOUD_BIN="/var/gcloud/google-cloud-sdk/bin/gcloud"
if [[ ! -f "${GCLOUD_BIN}" ]]; then
die "ERROR: Unable to find gcloud at path ${GCLOUD_BIN}"
fi
GSUTIL_BIN="/var/gcloud/google-cloud-sdk/bin/gsutil"
if [[ ! -f "${GSUTIL_BIN}" ]]; then
die "ERROR: Unable to find gsutil at path ${GSUTIL_BIN}"
fi
# Check environment variable for gcloud credentials
if [[ -z "${GOOGLE_APPLICATION_CREDENTIALS}" ]]; then
die "ERROR: Required gcloud environment variable "\
"${GOOGLE_APPLICATION_CREDENTIALS} is not set."
fi
# Locate main Python file
GCS_SMOKE_PY="${SCRIPT_DIR}/python/gcs_smoke.py"
if [[ ! -f "${GCS_SMOKE_PY}" ]]; then
die "ERROR: Unable to find Python file at ${GCS_SMOKE_PY}"
fi
LOG_FILE="/tmp/tf-gcs-test.log"
rm -rf ${LOG_FILE} || \
die "ERROR: Failed to remove existing log file ${LOG_FILE}"
# Invoke main Python file
python "${GCS_SMOKE_PY}" --gcs_bucket_url="${GCS_BUCKET_URL}" \
2>&1 > "${LOG_FILE}"
if [[ $? != "0" ]]; then
cat ${LOG_FILE}
die "FAIL: End-to-end test of GCS access from TensorFlow failed."
fi
cat ${LOG_FILE}
echo ""
# Clean up the newly created tfrecord file in GCS bucket.
# First, activate gcloud service account
"${GCLOUD_BIN}" auth activate-service-account \
--key-file "${GOOGLE_APPLICATION_CREDENTIALS}" || \
die "ERROR: Failed to activate gcloud service account with JSON key file"
NEW_TFREC_URL=$(grep "Using input path" "${LOG_FILE}" | \
awk '{print $NF}')
if [[ -z ${NEW_TFREC_URL} ]]; then
die "FAIL: Unable to determine the URL to the new tfrecord file in GCS"
fi
"${GSUTIL_BIN}" rm "${NEW_TFREC_URL}" && \
echo "Cleaned up new tfrecord file in GCS: ${NEW_TFREC_URL}" || \
die "FAIL: Unable to clean up new tfrecord file in GCS: ${NEW_TFREC_URL}"
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