consul/.github/scripts/verify_docker.sh

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#!/bin/bash
set -euo pipefail
# verify_docker.sh invokes the given Docker image to run `consul version` and inspect its output.
# If its output doesn't match the version given, the script will exit 1 and report why it failed.
# This is meant to be run as part of the build workflow to verify the built image meets some basic
# criteria for validity.
#
# Because this is meant to be run as the `smoke_test` for the docker-build workflow, the script expects
# the image name parameter to be provided by the `IMAGE_NAME` environment variable, rather than a
# positional argument.
function usage {
echo "IMAGE_NAME=<image uri> ./verify_docker.sh <expect_version>"
}
function main {
local image_name="${IMAGE_NAME:-}"
local expect_version="${1:-}"
local got_version
if [[ -z "${image_name}" ]]; then
echo "ERROR: IMAGE_NAME is not set"
usage
exit 1
fi
if [[ -z "${expect_version}" ]]; then
echo "ERROR: expected version argument is required"
usage
exit 1
fi
got_version="$( awk '{print $2}' <(head -n1 <(docker run "${image_name}" version)) )"
if [ "${got_version}" != "${expect_version}" ]; then
echo "Test FAILED"
echo "Got: ${got_version}, Want: ${expect_version}"
exit 1
fi
echo "Test PASSED"
}
main "$@"