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-rwxr-xr-xtools/images/execute.sh152
1 files changed, 0 insertions, 152 deletions
diff --git a/tools/images/execute.sh b/tools/images/execute.sh
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-#!/bin/bash
-
-# Copyright 2019 The gVisor 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.
-
-set -xeo pipefail
-
-# Required input.
-if ! [[ -v IMAGE ]]; then
- echo "no image provided: set IMAGE."
- exit 1
-fi
-
-# Parameters.
-declare -r USERNAME=${USERNAME:-test}
-declare -r KEYNAME=$(mktemp --tmpdir -u key-XXXXXX)
-declare -r SSHKEYS=$(mktemp --tmpdir -u sshkeys-XXXXXX)
-declare -r INSTANCE_NAME=$(mktemp -u test-XXXXXX | tr A-Z a-z)
-declare -r MACHINE=${MACHINE:-n1-standard-1}
-declare -r ZONE=${ZONE:-us-central1-f}
-declare -r SUDO=${SUDO:-false}
-
-# This script is executed as a test rule, which will reset the value of HOME.
-# Unfortunately, it is needed to load the gconfig credentials. We will reset
-# HOME when we actually execute in the remote environment, defined below.
-export HOME=$(eval echo ~$(whoami))
-
-# Generate unique keys for this test.
-[[ -f "${KEYNAME}" ]] || ssh-keygen -t rsa -N "" -f "${KEYNAME}" -C "${USERNAME}"
-cat > "${SSHKEYS}" <<EOF
-${USERNAME}:$(cat ${KEYNAME}.pub)
-EOF
-
-# Start a unique instance. This means that we first generate a unique set of ssh
-# keys to ensure that only we have access to this instance. Note that we must
-# constrain ourselves to Haswell or greater in order to have nested
-# virtualization available.
-gcloud compute instances create \
- --min-cpu-platform "Intel Haswell" \
- --preemptible \
- --no-scopes \
- --metadata block-project-ssh-keys=TRUE \
- --metadata-from-file ssh-keys="${SSHKEYS}" \
- --machine-type "${MACHINE}" \
- --image "${IMAGE}" \
- --zone "${ZONE}" \
- "${INSTANCE_NAME}"
-function cleanup {
- gcloud compute instances delete --quiet --zone "${ZONE}" "${INSTANCE_NAME}"
-}
-trap cleanup EXIT
-
-# Wait for the instance to become available (up to 5 minutes).
-declare timeout=300
-declare success=0
-declare -r start=$(date +%s)
-declare -r end=$((${start}+${timeout}))
-while [[ "$(date +%s)" -lt "${end}" ]] && [[ "${success}" -lt 3 ]]; do
- if gcloud compute ssh --ssh-key-file="${KEYNAME}" --zone "${ZONE}" "${USERNAME}"@"${INSTANCE_NAME}" -- true 2>/dev/null; then
- success=$((${success}+1))
- fi
-done
-if [[ "${success}" -eq "0" ]]; then
- echo "connect timed out after ${timeout} seconds."
- exit 1
-fi
-
-# Copy the local directory over.
-tar czf - --dereference --exclude=.git . |
- gcloud compute ssh \
- --ssh-key-file="${KEYNAME}" \
- --zone "${ZONE}" \
- "${USERNAME}"@"${INSTANCE_NAME}" -- tar xzf -
-
-# Execute the command remotely.
-for cmd; do
- # Setup relevant environment.
- #
- # N.B. This is not a complete test environment, but is complete enough to
- # provide rudimentary sharding and test output support.
- declare -a PREFIX=( "env" )
- if [[ -v TEST_SHARD_INDEX ]]; then
- PREFIX+=( "TEST_SHARD_INDEX=${TEST_SHARD_INDEX}" )
- fi
- if [[ -v TEST_SHARD_STATUS_FILE ]]; then
- SHARD_STATUS_FILE=$(mktemp -u test-shard-status-XXXXXX)
- PREFIX+=( "TEST_SHARD_STATUS_FILE=/tmp/${SHARD_STATUS_FILE}" )
- fi
- if [[ -v TEST_TOTAL_SHARDS ]]; then
- PREFIX+=( "TEST_TOTAL_SHARDS=${TEST_TOTAL_SHARDS}" )
- fi
- if [[ -v TEST_TMPDIR ]]; then
- REMOTE_TMPDIR=$(mktemp -u test-XXXXXX)
- PREFIX+=( "TEST_TMPDIR=/tmp/${REMOTE_TMPDIR}" )
- # Create remotely.
- gcloud compute ssh \
- --ssh-key-file="${KEYNAME}" \
- --zone "${ZONE}" \
- "${USERNAME}"@"${INSTANCE_NAME}" -- \
- mkdir -p "/tmp/${REMOTE_TMPDIR}"
- fi
- if [[ -v XML_OUTPUT_FILE ]]; then
- TEST_XML_OUTPUT=$(mktemp -u xml-output-XXXXXX)
- PREFIX+=( "XML_OUTPUT_FILE=/tmp/${TEST_XML_OUTPUT}" )
- fi
- if [[ "${SUDO}" == "true" ]]; then
- PREFIX+=( "sudo" "-E" )
- fi
-
- # Execute the command.
- gcloud compute ssh \
- --ssh-key-file="${KEYNAME}" \
- --zone "${ZONE}" \
- "${USERNAME}"@"${INSTANCE_NAME}" -- \
- "${PREFIX[@]}" "${cmd}"
-
- # Collect relevant results.
- if [[ -v TEST_SHARD_STATUS_FILE ]]; then
- gcloud compute scp \
- --ssh-key-file="${KEYNAME}" \
- --zone "${ZONE}" \
- "${USERNAME}"@"${INSTANCE_NAME}":/tmp/"${SHARD_STATUS_FILE}" \
- "${TEST_SHARD_STATUS_FILE}" 2>/dev/null || true # Allowed to fail.
- fi
- if [[ -v XML_OUTPUT_FILE ]]; then
- gcloud compute scp \
- --ssh-key-file="${KEYNAME}" \
- --zone "${ZONE}" \
- "${USERNAME}"@"${INSTANCE_NAME}":/tmp/"${TEST_XML_OUTPUT}" \
- "${XML_OUTPUT_FILE}" 2>/dev/null || true # Allowed to fail.
- fi
-
- # Clean up the temporary directory.
- if [[ -v TEST_TMPDIR ]]; then
- gcloud compute ssh \
- --ssh-key-file="${KEYNAME}" \
- --zone "${ZONE}" \
- "${USERNAME}"@"${INSTANCE_NAME}" -- \
- rm -rf "/tmp/${REMOTE_TMPDIR}"
- fi
-done