mirror of
https://github.com/docker-mailserver/docker-mailserver.git
synced 2024-01-19 02:48:50 +00:00
83 lines
2.8 KiB
Bash
83 lines
2.8 KiB
Bash
load "${REPOSITORY_ROOT}/test/helper/setup"
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load "${REPOSITORY_ROOT}/test/helper/common"
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BATS_TEST_NAME_PREFIX='[Postscreen] '
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CONTAINER1_NAME='dms-test_postscreen_enforce'
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CONTAINER2_NAME='dms-test_postscreen_sender'
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function setup() {
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CONTAINER1_IP=$(_get_container_ip ${CONTAINER1_NAME})
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}
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function setup_file() {
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export CONTAINER_NAME
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CONTAINER_NAME=${CONTAINER1_NAME}
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local CUSTOM_SETUP_ARGUMENTS=(
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--env POSTSCREEN_ACTION=enforce
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)
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_init_with_defaults
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_common_container_setup 'CUSTOM_SETUP_ARGUMENTS'
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_wait_for_smtp_port_in_container
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# A standard DMS instance to send mail from:
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# NOTE: None of DMS is actually used for this (just bash + nc).
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CONTAINER_NAME=${CONTAINER2_NAME}
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_init_with_defaults
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# No need to wait for DMS to be ready for this container:
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_common_container_create
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run docker start "${CONTAINER_NAME}"
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assert_success
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# Set default implicit container fallback for helpers:
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CONTAINER_NAME=${CONTAINER1_NAME}
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}
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function teardown_file() {
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docker rm -f "${CONTAINER1_NAME}" "${CONTAINER2_NAME}"
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}
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@test "should fail login when talking out of turn" {
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_run_in_container_explicit "${CONTAINER2_NAME}" bash -c "nc ${CONTAINER1_IP} 25 < /tmp/docker-mailserver-test/auth/smtp-auth-login.txt"
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assert_success
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assert_output --partial '502 5.5.2 Error: command not recognized'
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# Expected postscreen log entry:
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_run_in_container cat /var/log/mail/mail.log
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assert_output --partial 'COMMAND PIPELINING'
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}
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@test "should successfully login (respecting postscreen_greet_wait time)" {
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# NOTE: Sometimes fails on first attempt (trying too soon?),
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# Instead of a `run` + asserting partial, Using repeat + internal grep match:
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_repeat_until_success_or_timeout 10 _should_wait_turn_speaking_smtp \
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"${CONTAINER2_NAME}" \
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"${CONTAINER1_IP}" \
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'/tmp/docker-mailserver-test/auth/smtp-auth-login.txt' \
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'Authentication successful'
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# Expected postscreen log entry:
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_run_in_container cat /var/log/mail/mail.log
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assert_output --partial 'PASS NEW'
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}
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# When postscreen is active, it prevents the usual method of piping a file through nc:
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# (Won't work: _run_in_container_explicit "${CLIENT_CONTAINER_NAME}" bash -c "nc ${TARGET_CONTAINER_IP} 25 < ${SMTP_TEMPLATE}")
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# The below workaround respects `postscreen_greet_wait` time (default 6 sec), talking to the mail-server in turn:
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# https://www.postfix.org/postconf.5.html#postscreen_greet_wait
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function _should_wait_turn_speaking_smtp() {
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local CLIENT_CONTAINER_NAME=$1
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local TARGET_CONTAINER_IP=$2
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local SMTP_TEMPLATE=$3
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local EXPECTED=$4
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local UGLY_WORKAROUND='exec 3<>/dev/tcp/'"${TARGET_CONTAINER_IP}"'/25 && \
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while IFS= read -r cmd; do \
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head -1 <&3; \
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[[ ${cmd} == "EHLO"* ]] && sleep 6; \
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echo ${cmd} >&3; \
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done < '"${SMTP_TEMPLATE}"
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docker exec "${CLIENT_CONTAINER_NAME}" bash -c "${UGLY_WORKAROUND}" | grep "${EXPECTED}"
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}
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