252 lines
8.6 KiB
Bash
252 lines
8.6 KiB
Bash
#! /bin/bash
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load 'test_helper/bats-support/load'
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load 'test_helper/bats-assert/load'
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NAME=${NAME:-mailserver-testing:ci}
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# default timeout is 120 seconds
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TEST_TIMEOUT_IN_SECONDS=${TEST_TIMEOUT_IN_SECONDS-120}
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NUMBER_OF_LOG_LINES=${NUMBER_OF_LOG_LINES-10}
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# @param ${1} timeout
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# @param --fatal-test <command eval string> additional test whose failure aborts immediately
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# @param ... test to run
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function repeat_until_success_or_timeout {
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local FATAL_FAILURE_TEST_COMMAND
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if [[ "${1}" == "--fatal-test" ]]; then
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FATAL_FAILURE_TEST_COMMAND="${2}"
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shift 2
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fi
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if ! [[ "${1}" =~ ^[0-9]+$ ]]; then
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echo "First parameter for timeout must be an integer, recieved \"${1}\""
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return 1
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fi
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local TIMEOUT=${1}
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local STARTTIME=${SECONDS}
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shift 1
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until "${@}"
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do
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if [[ -n ${FATAL_FAILURE_TEST_COMMAND} ]] && ! eval "${FATAL_FAILURE_TEST_COMMAND}"; then
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echo "\`${FATAL_FAILURE_TEST_COMMAND}\` failed, early aborting repeat_until_success of \`${*}\`" >&2
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return 1
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fi
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sleep 1
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if [[ $(( SECONDS - STARTTIME )) -gt ${TIMEOUT} ]]; then
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echo "Timed out on command: ${*}" >&2
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return 1
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fi
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done
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}
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# like repeat_until_success_or_timeout but with wrapping the command to run into `run` for later bats consumption
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# @param ${1} timeout
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# @param ... test command to run
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function run_until_success_or_timeout {
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if ! [[ ${1} =~ ^[0-9]+$ ]]; then
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echo "First parameter for timeout must be an integer, recieved \"${1}\""
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return 1
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fi
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local TIMEOUT=${1}
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local STARTTIME=${SECONDS}
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shift 1
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until run "${@}" && [[ $status -eq 0 ]]
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do
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sleep 1
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if (( SECONDS - STARTTIME > TIMEOUT )); then
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echo "Timed out on command: ${*}" >&2
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return 1
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fi
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done
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}
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# @param ${1} timeout
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# @param ${2} container name
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# @param ... test command for container
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function repeat_in_container_until_success_or_timeout() {
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local TIMEOUT="${1}"
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local CONTAINER_NAME="${2}"
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shift 2
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repeat_until_success_or_timeout --fatal-test "container_is_running ${CONTAINER_NAME}" "${TIMEOUT}" docker exec "${CONTAINER_NAME}" "${@}"
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}
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function container_is_running() {
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[[ "$(docker inspect -f '{{.State.Running}}' "${1}")" == "true" ]]
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}
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# @param ${1} port
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# @param ${2} container name
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function wait_for_tcp_port_in_container() {
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repeat_until_success_or_timeout --fatal-test "container_is_running ${2}" "${TEST_TIMEOUT_IN_SECONDS}" docker exec "${2}" /bin/sh -c "nc -z 0.0.0.0 ${1}"
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}
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# @param ${1} name of the postfix container
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function wait_for_smtp_port_in_container() {
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wait_for_tcp_port_in_container 25 "${1}"
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}
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# @param ${1} name of the postfix container
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function wait_for_smtp_port_in_container_to_respond() {
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local COUNT=0
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until [[ $(docker exec "${1}" timeout 10 /bin/sh -c "echo QUIT | nc localhost 25") == *"221 2.0.0 Bye"* ]]; do
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if [[ $COUNT -eq 20 ]]
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then
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echo "Unable to receive a valid response from 'nc localhost 25' within 20 seconds"
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return 1
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fi
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sleep 1
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((COUNT+=1))
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done
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}
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# @param ${1} name of the postfix container
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function wait_for_amavis_port_in_container() {
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wait_for_tcp_port_in_container 10024 "${1}"
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}
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# TODO: Should also fail early on "docker logs ${1} | egrep '^[ FATAL ]'"?
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# @param ${1} name of the postfix container
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function wait_for_finished_setup_in_container() {
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local STATUS=0
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repeat_until_success_or_timeout --fatal-test "container_is_running ${1}" "${TEST_TIMEOUT_IN_SECONDS}" sh -c "docker logs ${1} | grep 'is up and running'" || STATUS=1
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if [[ ${STATUS} -eq 1 ]]; then
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echo "Last ${NUMBER_OF_LOG_LINES} lines of container \`${1}\`'s log"
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docker logs "${1}" | tail -n "${NUMBER_OF_LOG_LINES}"
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fi
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return ${STATUS}
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}
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SETUP_FILE_MARKER="${BATS_TMPDIR}/$(basename "${BATS_TEST_FILENAME}").setup_file"
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# get the private config path for the given container or test file, if no container name was given
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function private_config_path() {
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echo "${PWD}/test/duplicate_configs/${1:-$(basename "${BATS_TEST_FILENAME}")}"
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}
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# @param ${1} relative source in test/config folder
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# @param ${2} (optional) container name, defaults to ${BATS_TEST_FILENAME}
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# @return path to the folder where the config is duplicated
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function duplicate_config_for_container() {
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local OUTPUT_FOLDER
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OUTPUT_FOLDER=$(private_config_path "${2}") || return $?
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rm -rf "${OUTPUT_FOLDER:?}/" || return $? # cleanup
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mkdir -p "${OUTPUT_FOLDER}" || return $?
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cp -r "${PWD}/test/config/${1:?}/." "${OUTPUT_FOLDER}" || return $?
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echo "${OUTPUT_FOLDER}"
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}
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function container_has_service_running() {
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local CONTAINER_NAME="${1}"
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local SERVICE_NAME="${2}"
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docker exec "${CONTAINER_NAME}" /usr/bin/supervisorctl status "${SERVICE_NAME}" | grep RUNNING >/dev/null
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}
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function wait_for_service() {
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local CONTAINER_NAME="${1}"
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local SERVICE_NAME="${2}"
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repeat_until_success_or_timeout --fatal-test "container_is_running ${CONTAINER_NAME}" "${TEST_TIMEOUT_IN_SECONDS}" \
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container_has_service_running "${CONTAINER_NAME}" "${SERVICE_NAME}"
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}
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function wait_for_changes_to_be_detected_in_container() {
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local CONTAINER_NAME="${1}"
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local TIMEOUT=${TEST_TIMEOUT_IN_SECONDS}
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# shellcheck disable=SC2016
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repeat_in_container_until_success_or_timeout "${TIMEOUT}" "${CONTAINER_NAME}" bash -c 'source /usr/local/bin/helpers/index.sh; _obtain_hostname_and_domainname; cmp --silent -- <(_monitored_files_checksums) "${CHKSUM_FILE}" >/dev/null'
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}
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function wait_for_empty_mail_queue_in_container() {
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local CONTAINER_NAME="${1}"
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local TIMEOUT=${TEST_TIMEOUT_IN_SECONDS}
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# shellcheck disable=SC2016
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repeat_in_container_until_success_or_timeout "${TIMEOUT}" "${CONTAINER_NAME}" bash -c '[[ $(mailq) == *"Mail queue is empty"* ]]'
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}
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# Common defaults appropriate for most tests, override vars in each test when necessary.
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# For all tests override in `setup_file()` via an `export` var.
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# For individual test override the var via `local` var instead.
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#
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# For example, if you need an immutable config volume that can't be affected by other tests
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# in the file, then use `local TEST_TMP_CONFIG=$(duplicate_config_for_container . "${UNIQUE_ID_HERE}")`
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function init_with_defaults() {
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export TEST_NAME TEST_TMP_CONFIG
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# In `setup_file()` the default name to use for the currently tested docker container
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# is `${TEST_NAME}` global defined here. It derives the name from the test filename:
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# `basename` to ignore absolute dir path and file extension, only extract filename.
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TEST_NAME=$(basename "${BATS_TEST_FILENAME}" '.bats')
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# In `setup_file()` creates a single copy of the test config folder to use for an entire test file:
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TEST_TMP_CONFIG=$(duplicate_config_for_container . "${TEST_NAME}")
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# Common complimentary test files, read-only safe to share across containers:
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export TEST_FILES_CONTAINER_PATH='/tmp/docker-mailserver-test'
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export TEST_FILES_VOLUME="${PWD}/test/test-files:${TEST_FILES_CONTAINER_PATH}:ro"
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# The config volume cannot be read-only as some data needs to be written at container startup
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# - two sed failures (unknown lines)
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# - dovecot-quotas.cf (setup-stack.sh:_setup_dovecot_quotas)
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# - postfix-aliases.cf (setup-stack.sh:_setup_postfix_aliases)
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# TODO: Check how many tests need write access. Consider using `docker create` + `docker cp` for easier cleanup.
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export TEST_CONFIG_VOLUME="${TEST_TMP_CONFIG}:/tmp/docker-mailserver"
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# The common default FQDN assigned to the container `--hostname` option:
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export TEST_FQDN='mail.my-domain.com'
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# Default Root CA cert used in TLS tests with `openssl` commands:
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export TEST_CA_CERT="${TEST_FILES_CONTAINER_PATH}/ssl/example.test/with_ca/ecdsa/ca-cert.ecdsa.pem"
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}
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# Using `create` and `start` instead of only `run` allows to modify
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# the container prior to starting it. Otherwise use this combined method.
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# NOTE: Forwards all args to the create method at present.
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function common_container_setup() {
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common_container_create "$@"
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common_container_start
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}
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# Common docker setup is centralized here.
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#
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# `X_EXTRA_ARGS` - Optional: Pass an array by it's variable name as a string, it will
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# be used as a reference for appending extra config into the `docker create` below:
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#
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# NOTE: Using array reference for a single input parameter, as this method is still
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# under development while adapting tests to it and requirements it must serve (eg: support base config matrix in CI)
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function common_container_create() {
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[[ -n ${1} ]] && local -n X_EXTRA_ARGS=${1}
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run docker create --name "${TEST_NAME}" \
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--hostname "${TEST_FQDN}" \
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--tty \
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--volume "${TEST_FILES_VOLUME}" \
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--volume "${TEST_CONFIG_VOLUME}" \
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"${X_EXTRA_ARGS[@]}" \
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"${NAME}"
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assert_success
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}
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function common_container_start() {
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run docker start "${TEST_NAME}"
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assert_success
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wait_for_finished_setup_in_container "${TEST_NAME}"
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}
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