load 'test_helper/bats-support/load' load 'test_helper/bats-assert/load' # # configuration checks # @test "checking configuration: hostname/domainname" { run docker run `docker inspect --format '{{ .Config.Image }}' mail` assert_failure } @test "checking configuration: hostname/domainname override" { run docker exec mail_smtponly /bin/bash -c "cat /etc/mailname | grep my-domain.com" assert_success } @test "checking configuration: hostname/domainname override: check container hostname is applied correctly" { run docker exec mail_override_hostname /bin/bash -c "hostname | grep mail.my-domain.com" assert_success } @test "checking configuration: hostname/domainname override: check overriden hostname is applied to all configs" { run docker exec mail_override_hostname /bin/bash -c "cat /etc/mailname | grep my-domain.com" assert_success run docker exec mail_override_hostname /bin/bash -c "postconf -n | grep mydomain | grep my-domain.com" assert_success run docker exec mail_override_hostname /bin/bash -c "postconf -n | grep myhostname | grep mail.my-domain.com" assert_success run docker exec mail_override_hostname /bin/bash -c "doveconf | grep hostname | grep mail.my-domain.com" assert_success run docker exec mail_override_hostname /bin/bash -c "cat /etc/opendmarc.conf | grep AuthservID | grep mail.my-domain.com" assert_success run docker exec mail_override_hostname /bin/bash -c "cat /etc/opendmarc.conf | grep TrustedAuthservIDs | grep mail.my-domain.com" assert_success run docker exec mail_override_hostname /bin/bash -c "cat /etc/amavis/conf.d/05-node_id | grep myhostname | grep mail.my-domain.com" assert_success } @test "checking configuration: hostname/domainname override: check hostname in postfix HELO message" { run docker exec mail_override_hostname /bin/bash -c "nc -w 1 0.0.0.0 25 | grep mail.my-domain.com" assert_success } @test "checking configuration: hostname/domainname override: check headers of received mail" { run docker exec mail_override_hostname /bin/sh -c "ls -A /var/mail/localhost.localdomain/user1/new | wc -l | grep 1" assert_success run docker exec mail_override_hostname /bin/sh -c "cat /var/mail/localhost.localdomain/user1/new/* | grep mail.my-domain.com" assert_success # test whether the container hostname is not found in received mail run docker exec mail_override_hostname /bin/sh -c "cat /var/mail/localhost.localdomain/user1/new/* | grep unknown.domain.tld" assert_failure } # # processes # @test "checking process: postfix" { run docker exec mail /bin/bash -c "ps aux --forest | grep -v grep | grep '/usr/lib/postfix/sbin/master'" assert_success } @test "checking process: clamd" { run docker exec mail /bin/bash -c "ps aux --forest | grep -v grep | grep '/usr/sbin/clamd'" assert_success } @test "checking process: new" { run docker exec mail /bin/bash -c "ps aux --forest | grep -v grep | grep '/usr/sbin/amavisd-new'" assert_success } @test "checking process: opendkim" { run docker exec mail /bin/bash -c "ps aux --forest | grep -v grep | grep '/usr/sbin/opendkim'" assert_success } @test "checking process: opendmarc" { run docker exec mail /bin/bash -c "ps aux --forest | grep -v grep | grep '/usr/sbin/opendmarc'" assert_success } @test "checking process: fail2ban (disabled in default configuration)" { run docker exec mail /bin/bash -c "ps aux --forest | grep -v grep | grep '/usr/bin/python3 /usr/bin/fail2ban-server'" assert_failure } @test "checking process: fail2ban (fail2ban server enabled)" { run docker exec mail_fail2ban /bin/bash -c "ps aux --forest | grep -v grep | grep '/usr/bin/python3 /usr/bin/fail2ban-server'" assert_success } @test "checking process: fetchmail (disabled in default configuration)" { run docker exec mail /bin/bash -c "ps aux --forest | grep -v grep | grep '/usr/bin/fetchmail'" assert_failure } @test "checking process: fetchmail (fetchmail server enabled)" { run docker exec mail_fetchmail /bin/bash -c "ps aux --forest | grep -v grep | grep '/usr/bin/fetchmail'" assert_success } @test "checking process: clamav (clamav disabled by ENABLED_CLAMAV=0)" { run docker exec mail_disabled_clamav_spamassassin /bin/bash -c "ps aux --forest | grep -v grep | grep '/usr/sbin/clamd'" assert_failure } @test "checking process: saslauthd (saslauthd server enabled)" { run docker exec mail_with_ldap /bin/bash -c "ps aux --forest | grep -v grep | grep '/usr/sbin/saslauthd'" assert_success } # # postgrey # @test "checking process: postgrey (disabled in default configuration)" { run docker exec mail /bin/bash -c "ps aux --forest | grep -v grep | grep 'postgrey'" assert_failure } @test "checking postgrey: /etc/postfix/main.cf correctly edited" { run docker exec mail_with_postgrey /bin/bash -c "grep 'bl.spamcop.net, check_policy_service inet:127.0.0.1:10023' /etc/postfix/main.cf | wc -l" assert_success assert_output 1 } @test "checking postgrey: /etc/default/postgrey correctly edited and has the default values" { run docker exec mail_with_postgrey /bin/bash -c "grep '^POSTGREY_OPTS=\"--inet=127.0.0.1:10023 --delay=15 --max-age=35\"$' /etc/default/postgrey | wc -l" assert_success assert_output 1 run docker exec mail_with_postgrey /bin/bash -c "grep '^POSTGREY_TEXT=\"Delayed by postgrey\"$' /etc/default/postgrey | wc -l" assert_success assert_output 1 } @test "checking process: postgrey (postgrey server enabled)" { run docker exec mail_with_postgrey /bin/bash -c "ps aux --forest | grep -v grep | grep 'postgrey'" assert_success } @test "checking postgrey: there should be a log entry about a new greylisted e-mail user@external.tld in /var/log/mail/mail.log" { #editing the postfix config in order to ensure that postgrey handles the test e-mail. The other spam checks at smtpd_recipient_restrictionswould interfere with it. run docker exec mail_with_postgrey /bin/sh -c "sed -ie 's/permit_sasl_authenticated.*policyd-spf,$//g' /etc/postfix/main.cf" run docker exec mail_with_postgrey /bin/sh -c "sed -ie 's/reject_unauth_pipelining.*reject_unknown_recipient_domain,$//g' /etc/postfix/main.cf" run docker exec mail_with_postgrey /bin/sh -c "sed -ie 's/reject_rbl_client.*inet:127\.0\.0\.1:10023$//g' /etc/postfix/main.cf" run docker exec mail_with_postgrey /bin/sh -c "sed -ie 's/smtpd_recipient_restrictions =/smtpd_recipient_restrictions = check_policy_service inet:127.0.0.1:10023/g' /etc/postfix/main.cf" run docker exec mail_with_postgrey /bin/sh -c "/etc/init.d/postfix reload" run docker exec mail_with_postgrey /bin/sh -c "nc 0.0.0.0 25 < /tmp/docker-mailserver-test/email-templates/postgrey.txt" sleep 5 #ensure that the information has been written into the log run docker exec mail_with_postgrey /bin/bash -c "grep -i 'action=greylist.*user@external\.tld' /var/log/mail/mail.log | wc -l" assert_success assert_output 1 } @test "checking postgrey: there should be a log entry about the retried and passed e-mail user@external.tld in /var/log/mail/mail.log" { sleep 20 #wait 20 seconds so that postgrey would accept the message run docker exec mail_with_postgrey /bin/sh -c "nc 0.0.0.0 25 < /tmp/docker-mailserver-test/email-templates/postgrey.txt" sleep 8 run docker exec mail_with_postgrey /bin/sh -c "grep -i 'action=pass, reason=triplet found.*user@external\.tld' /var/log/mail/mail.log | wc -l" assert_success assert_output 1 } @test "checking postgrey: there should be a log entry about the whitelisted and passed e-mail user@whitelist.tld in /var/log/mail/mail.log" { run docker exec mail_with_postgrey /bin/sh -c "nc -w 8 0.0.0.0 10023 < /tmp/docker-mailserver-test/nc_templates/postgrey_whitelist.txt" run docker exec mail_with_postgrey /bin/sh -c "grep -i 'action=pass, reason=client whitelist' /var/log/mail/mail.log | wc -l" assert_success assert_output 1 } # # imap # @test "checking process: dovecot imaplogin (enabled in default configuration)" { run docker exec mail /bin/bash -c "ps aux --forest | grep -v grep | grep '/usr/sbin/dovecot'" assert_success } @test "checking process: dovecot imaplogin (disabled using SMTP_ONLY)" { run docker exec mail_smtponly /bin/bash -c "ps aux --forest | grep -v grep | grep '/usr/sbin/dovecot'" assert_failure } @test "checking imap: server is ready with STARTTLS" { run docker exec mail /bin/bash -c "nc -w 2 0.0.0.0 143 | grep '* OK' | grep 'STARTTLS' | grep 'ready'" assert_success } @test "checking imap: authentication works" { run docker exec mail /bin/sh -c "nc -w 1 0.0.0.0 143 < /tmp/docker-mailserver-test/auth/imap-auth.txt" assert_success } @test "checking imap: added user authentication works" { run docker exec mail /bin/sh -c "nc -w 1 0.0.0.0 143 < /tmp/docker-mailserver-test/auth/added-imap-auth.txt" assert_success } # # pop # @test "checking pop: server is ready" { run docker exec mail_pop3 /bin/bash -c "nc -w 1 0.0.0.0 110 | grep '+OK'" assert_success } @test "checking pop: authentication works" { run docker exec mail_pop3 /bin/sh -c "nc -w 1 0.0.0.0 110 < /tmp/docker-mailserver-test/auth/pop3-auth.txt" assert_success } @test "checking pop: added user authentication works" { run docker exec mail_pop3 /bin/sh -c "nc -w 1 0.0.0.0 110 < /tmp/docker-mailserver-test/auth/added-pop3-auth.txt" assert_success } # # sasl # @test "checking sasl: doveadm auth test works with good password" { run docker exec mail /bin/sh -c "doveadm auth test -x service=smtp user2@otherdomain.tld mypassword | grep 'auth succeeded'" assert_success } @test "checking sasl: doveadm auth test fails with bad password" { run docker exec mail /bin/sh -c "doveadm auth test -x service=smtp user2@otherdomain.tld BADPASSWORD | grep 'auth failed'" assert_success } @test "checking sasl: sasl_passwd exists" { run docker exec mail [ -f /etc/postfix/sasl_passwd ] assert_success } # # logs # @test "checking logs: mail related logs should be located in a subdirectory" { run docker exec mail /bin/sh -c "ls -1 /var/log/mail/ | grep -E 'clamav|freshclam|mail.log'|wc -l" assert_success assert_output 3 } # # smtp # @test "checking smtp: authentication works with good password (plain)" { run docker exec mail /bin/sh -c "nc -w 5 0.0.0.0 25 < /tmp/docker-mailserver-test/auth/smtp-auth-plain.txt | grep 'Authentication successful'" assert_success } @test "checking smtp: authentication fails with wrong password (plain)" { run docker exec mail /bin/sh -c "nc -w 20 0.0.0.0 25 < /tmp/docker-mailserver-test/auth/smtp-auth-plain-wrong.txt | grep 'authentication failed'" assert_success } @test "checking smtp: authentication works with good password (login)" { run docker exec mail /bin/sh -c "nc -w 5 0.0.0.0 25 < /tmp/docker-mailserver-test/auth/smtp-auth-login.txt | grep 'Authentication successful'" assert_success } @test "checking smtp: authentication fails with wrong password (login)" { run docker exec mail /bin/sh -c "nc -w 20 0.0.0.0 25 < /tmp/docker-mailserver-test/auth/smtp-auth-login-wrong.txt | grep 'authentication failed'" assert_success } @test "checking smtp: added user authentication works with good password (plain)" { run docker exec mail /bin/sh -c "nc -w 5 0.0.0.0 25 < /tmp/docker-mailserver-test/auth/added-smtp-auth-plain.txt | grep 'Authentication successful'" assert_success } @test "checking smtp: added user authentication fails with wrong password (plain)" { run docker exec mail /bin/sh -c "nc -w 20 0.0.0.0 25 < /tmp/docker-mailserver-test/auth/added-smtp-auth-plain-wrong.txt | grep 'authentication failed'" assert_success } @test "checking smtp: added user authentication works with good password (login)" { run docker exec mail /bin/sh -c "nc -w 5 0.0.0.0 25 < /tmp/docker-mailserver-test/auth/added-smtp-auth-login.txt | grep 'Authentication successful'" assert_success } @test "checking smtp: added user authentication fails with wrong password (login)" { run docker exec mail /bin/sh -c "nc -w 20 0.0.0.0 25 < /tmp/docker-mailserver-test/auth/added-smtp-auth-login-wrong.txt | grep 'authentication failed'" assert_success } @test "checking smtp: delivers mail to existing account" { run docker exec mail /bin/sh -c "grep 'postfix/lmtp' /var/log/mail/mail.log | grep 'status=sent' | grep ' Saved)' | wc -l" assert_success assert_output 10 } @test "checking smtp: delivers mail to existing alias" { run docker exec mail /bin/sh -c "grep 'to=, orig_to=' /var/log/mail/mail.log | grep 'status=sent' | wc -l" assert_success assert_output 1 } @test "checking smtp: delivers mail to existing alias with recipient delimiter" { run docker exec mail /bin/sh -c "grep 'to=, orig_to=' /var/log/mail/mail.log | grep 'status=sent' | wc -l" assert_success assert_output 1 run docker exec mail /bin/sh -c "grep 'to=' /var/log/mail/mail.log | grep 'status=bounced'" assert_failure } @test "checking smtp: delivers mail to existing catchall" { run docker exec mail /bin/sh -c "grep 'to=, orig_to=' /var/log/mail/mail.log | grep 'status=sent' | wc -l" assert_success assert_output 1 } @test "checking smtp: delivers mail to regexp alias" { run docker exec mail /bin/sh -c "grep 'to=, orig_to=' /var/log/mail/mail.log | grep 'status=sent' | wc -l" assert_success assert_output 1 } @test "checking smtp: user1 should have received 6 mails" { run docker exec mail /bin/sh -c "ls -A /var/mail/localhost.localdomain/user1/new | wc -l" assert_success assert_output 6 } @test "checking smtp: rejects mail to unknown user" { run docker exec mail /bin/sh -c "grep ': Recipient address rejected: User unknown in virtual mailbox table' /var/log/mail/mail.log | wc -l" assert_success assert_output 1 } @test "checking smtp: redirects mail to external aliases" { run docker exec mail /bin/sh -c "grep -- '-> ' /var/log/mail/mail.log | wc -l" assert_success assert_output 2 } @test "checking smtp: rejects spam" { run docker exec mail /bin/sh -c "grep 'Blocked SPAM' /var/log/mail/mail.log | grep external.tld=spam@my-domain.com | wc -l" assert_success assert_output 1 } @test "checking smtp: rejects virus" { run docker exec mail /bin/sh -c "grep 'Blocked INFECTED' /var/log/mail/mail.log | grep external.tld=virus@my-domain.com | wc -l" assert_success assert_output 1 } @test "checking smtp_only: mail send should work" { run docker exec mail_smtponly /bin/sh -c "postconf -e smtp_host_lookup=no" assert_success run docker exec mail_smtponly /bin/sh -c "/etc/init.d/postfix reload" assert_success run docker exec mail_smtponly /bin/sh -c "nc 0.0.0.0 25 < /tmp/docker-mailserver-test/email-templates/smtp-only.txt" assert_success run docker exec mail_smtponly /bin/sh -c 'grep -cE "to=.*status\=sent" /var/log/mail/mail.log' [ "$status" -ge 0 ] } # # accounts # @test "checking accounts: user accounts" { run docker exec mail doveadm user '*' assert_success [ "${lines[0]}" = "user1@localhost.localdomain" ] [ "${lines[1]}" = "user2@otherdomain.tld" ] [ "${lines[2]}" = "added@localhost.localdomain" ] } @test "checking accounts: user mail folders for user1" { run docker exec mail /bin/bash -c "ls -A /var/mail/localhost.localdomain/user1 | grep -E '.Drafts|.Sent|.Trash|cur|new|subscriptions|tmp' | wc -l" assert_success assert_output 7 } @test "checking accounts: user mail folders for user2" { run docker exec mail /bin/bash -c "ls -A /var/mail/otherdomain.tld/user2 | grep -E '.Drafts|.Sent|.Trash|cur|new|subscriptions|tmp' | wc -l" assert_success assert_output 7 } @test "checking accounts: user mail folders for added user" { run docker exec mail /bin/bash -c "ls -A /var/mail/localhost.localdomain/added | grep -E '.Drafts|.Sent|.Trash|cur|new|subscriptions|tmp' | wc -l" assert_success assert_output 7 } @test "checking accounts: comments are not parsed" { run docker exec mail /bin/bash -c "ls /var/mail | grep 'comment'" assert_failure } # # postfix # @test "checking postfix: vhost file is correct" { run docker exec mail cat /etc/postfix/vhost assert_success [ "${lines[0]}" = "localdomain2.com" ] [ "${lines[1]}" = "localhost.localdomain" ] [ "${lines[2]}" = "otherdomain.tld" ] } @test "checking postfix: main.cf overrides" { run docker exec mail grep -q 'max_idle = 600s' /tmp/docker-mailserver/postfix-main.cf assert_success run docker exec mail grep -q 'readme_directory = /tmp' /tmp/docker-mailserver/postfix-main.cf assert_success } @test "checking postfix: master.cf overrides" { run docker exec mail grep -q 'submission/inet/smtpd_sasl_security_options=noanonymous' /tmp/docker-mailserver/postfix-master.cf assert_success } # # dovecot # @test "checking dovecot: config additions" { run docker exec mail grep -q 'mail_max_userip_connections = 69' /tmp/docker-mailserver/dovecot.cf assert_success run docker exec mail /bin/sh -c "doveconf | grep 'mail_max_userip_connections = 69'" assert_success assert_output 'mail_max_userip_connections = 69' } # # spamassassin # @test "checking spamassassin: should be listed in amavis when enabled" { run docker exec mail /bin/sh -c "grep -i 'ANTI-SPAM-SA code' /var/log/mail/mail.log | grep 'NOT loaded'" assert_failure } @test "checking spamassassin: should not be listed in amavis when disabled" { run docker exec mail_disabled_clamav_spamassassin /bin/sh -c "grep -i 'ANTI-SPAM-SA code' /var/log/mail/mail.log | grep 'NOT loaded'" assert_success } @test "checking spamassassin: docker env variables are set correctly (default)" { run docker exec mail_pop3 /bin/sh -c "grep '\$sa_tag_level_deflt' /etc/amavis/conf.d/20-debian_defaults | grep '= 2.0'" assert_success run docker exec mail_pop3 /bin/sh -c "grep '\$sa_tag2_level_deflt' /etc/amavis/conf.d/20-debian_defaults | grep '= 6.31'" assert_success run docker exec mail_pop3 /bin/sh -c "grep '\$sa_kill_level_deflt' /etc/amavis/conf.d/20-debian_defaults | grep '= 6.31'" assert_success run docker exec mail_pop3 /bin/sh -c "grep '\$sa_spam_subject_tag' /etc/amavis/conf.d/20-debian_defaults | grep '= .\*\*\*SPAM\*\*\* .'" assert_success } @test "checking spamassassin: docker env variables are set correctly (custom)" { run docker exec mail /bin/sh -c "grep '\$sa_tag_level_deflt' /etc/amavis/conf.d/20-debian_defaults | grep '= -5.0'" assert_success run docker exec mail /bin/sh -c "grep '\$sa_tag2_level_deflt' /etc/amavis/conf.d/20-debian_defaults | grep '= 2.0'" assert_success run docker exec mail /bin/sh -c "grep '\$sa_kill_level_deflt' /etc/amavis/conf.d/20-debian_defaults | grep '= 3.0'" assert_success run docker exec mail /bin/sh -c "grep '\$sa_spam_subject_tag' /etc/amavis/conf.d/20-debian_defaults | grep '= .SPAM: .'" assert_success run docker exec mail_undef_spam_subject /bin/sh -c "grep '\$sa_spam_subject_tag' /etc/amavis/conf.d/20-debian_defaults | grep '= undef'" assert_success } @test "checking spamassassin: all registered domains should see spam headers" { run docker exec mail /bin/sh -c "grep -ir 'X-Spam-' /var/mail/localhost.localdomain/user1/new" assert_success run docker exec mail /bin/sh -c "grep -ir 'X-Spam-' /var/mail/otherdomain.tld/user2/new" assert_success } # # clamav # @test "checking clamav: should be listed in amavis when enabled" { run docker exec mail grep -i 'Found secondary av scanner ClamAV-clamscan' /var/log/mail/mail.log assert_success } @test "checking clamav: should not be listed in amavis when disabled" { run docker exec mail_disabled_clamav_spamassassin grep -i 'Found secondary av scanner ClamAV-clamscan' /var/log/mail/mail.log assert_failure } @test "checking clamav: should not be called when disabled" { run docker exec mail_disabled_clamav_spamassassin grep -i 'connect to /var/run/clamav/clamd.ctl failed' /var/log/mail/mail.log assert_failure } # # opendkim # @test "checking opendkim: /etc/opendkim/KeyTable should contain 2 entries" { run docker exec mail /bin/sh -c "cat /etc/opendkim/KeyTable | wc -l" assert_success assert_output 2 } @test "checking opendkim: /etc/opendkim/KeyTable dummy file generated without keys provided" { run docker exec mail_smtponly_without_config /bin/bash -c "cat /etc/opendkim/KeyTable" assert_success } @test "checking opendkim: /etc/opendkim/keys/ should contain 2 entries" { run docker exec mail /bin/sh -c "ls -l /etc/opendkim/keys/ | grep '^d' | wc -l" assert_success assert_output 2 } # this set of tests is of low quality. It does not test the RSA-Key size properly via openssl or similar # Instead it tests the file-size (here 511) - which may differ with a different domain names # This test may be re-used as a global test to provide better test coverage. @test "checking opendkim: generator creates default keys size" { # Prepare default key size 2048 rm -rf "$(pwd)/test/config/keyDefault" && mkdir -p "$(pwd)/test/config/keyDefault" run docker run --rm \ -v "$(pwd)/test/config/keyDefault/":/tmp/docker-mailserver/ \ -v "$(pwd)/test/config/postfix-accounts.cf":/tmp/docker-mailserver/postfix-accounts.cf \ -v "$(pwd)/test/config/postfix-virtual.cf":/tmp/docker-mailserver/postfix-virtual.cf \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'generate-dkim-config | wc -l' assert_success assert_output 6 run docker run --rm \ -v "$(pwd)/test/config/keyDefault/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` \ /bin/sh -c 'stat -c%s /etc/opendkim/keys/localhost.localdomain/mail.txt' assert_success assert_output 511 } # this set of tests is of low quality. It does not test the RSA-Key size properly via openssl or similar # Instead it tests the file-size (here 511) - which may differ with a different domain names # This test may be re-used as a global test to provide better test coverage. @test "checking opendkim: generator creates key size 2048" { # Prepare set key size 2048 rm -rf "$(pwd)/test/config/key2048" && mkdir -p "$(pwd)/test/config/key2048" run docker run --rm \ -v "$(pwd)/test/config/key2048/":/tmp/docker-mailserver/ \ -v "$(pwd)/test/config/postfix-accounts.cf":/tmp/docker-mailserver/postfix-accounts.cf \ -v "$(pwd)/test/config/postfix-virtual.cf":/tmp/docker-mailserver/postfix-virtual.cf \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'generate-dkim-config 2048 | wc -l' assert_success assert_output 6 run docker run --rm \ -v "$(pwd)/test/config/key2048/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` \ /bin/sh -c 'stat -c%s /etc/opendkim/keys/localhost.localdomain/mail.txt' assert_success assert_output 511 } # this set of tests is of low quality. It does not test the RSA-Key size properly via openssl or similar # Instead it tests the file-size (here 329) - which may differ with a different domain names # This test may be re-used as a global test to provide better test coverage. @test "checking opendkim: generator creates key size 1024" { # Prepare set key size 1024 rm -rf "$(pwd)/test/config/key1024" && mkdir -p "$(pwd)/test/config/key1024" run docker run --rm \ -v "$(pwd)/test/config/key1024/":/tmp/docker-mailserver/ \ -v "$(pwd)/test/config/postfix-accounts.cf":/tmp/docker-mailserver/postfix-accounts.cf \ -v "$(pwd)/test/config/postfix-virtual.cf":/tmp/docker-mailserver/postfix-virtual.cf \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'generate-dkim-config 1024 | wc -l' assert_success assert_output 6 run docker run --rm \ -v "$(pwd)/test/config/key1024/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` \ /bin/sh -c 'stat -c%s /etc/opendkim/keys/localhost.localdomain/mail.txt' assert_success assert_output 329 } @test "checking opendkim: generator creates keys, tables and TrustedHosts" { rm -rf "$(pwd)/test/config/empty" && mkdir -p "$(pwd)/test/config/empty" run docker run --rm \ -v "$(pwd)/test/config/empty/":/tmp/docker-mailserver/ \ -v "$(pwd)/test/config/postfix-accounts.cf":/tmp/docker-mailserver/postfix-accounts.cf \ -v "$(pwd)/test/config/postfix-virtual.cf":/tmp/docker-mailserver/postfix-virtual.cf \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'generate-dkim-config | wc -l' assert_success assert_output 6 # Check keys for localhost.localdomain run docker run --rm \ -v "$(pwd)/test/config/empty/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'ls -1 /etc/opendkim/keys/localhost.localdomain/ | wc -l' assert_success assert_output 2 # Check keys for otherdomain.tld run docker run --rm \ -v "$(pwd)/test/config/empty/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'ls -1 /etc/opendkim/keys/otherdomain.tld | wc -l' assert_success assert_output 2 # Check presence of tables and TrustedHosts run docker run --rm \ -v "$(pwd)/test/config/empty/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c "ls -1 etc/opendkim | grep -E 'KeyTable|SigningTable|TrustedHosts|keys'|wc -l" assert_success assert_output 4 } @test "checking opendkim: generator creates keys, tables and TrustedHosts without postfix-accounts.cf" { rm -rf "$(pwd)/test/config/without-accounts" && mkdir -p "$(pwd)/test/config/without-accounts" run docker run --rm \ -v "$(pwd)/test/config/without-accounts/":/tmp/docker-mailserver/ \ -v "$(pwd)/test/config/postfix-virtual.cf":/tmp/docker-mailserver/postfix-virtual.cf \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'generate-dkim-config | wc -l' assert_success assert_output 5 # Check keys for localhost.localdomain run docker run --rm \ -v "$(pwd)/test/config/without-accounts/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'ls -1 /etc/opendkim/keys/localhost.localdomain/ | wc -l' assert_success assert_output 2 # Check keys for otherdomain.tld # run docker run --rm \ # -v "$(pwd)/test/config/without-accounts/opendkim":/etc/opendkim \ # `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'ls -1 /etc/opendkim/keys/otherdomain.tld | wc -l' # assert_success # [ "$output" -eq 0 ] # Check presence of tables and TrustedHosts run docker run --rm \ -v "$(pwd)/test/config/without-accounts/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c "ls -1 etc/opendkim | grep -E 'KeyTable|SigningTable|TrustedHosts|keys'|wc -l" assert_success assert_output 4 } @test "checking opendkim: generator creates keys, tables and TrustedHosts without postfix-virtual.cf" { rm -rf "$(pwd)/test/config/without-virtual" && mkdir -p "$(pwd)/test/config/without-virtual" run docker run --rm \ -v "$(pwd)/test/config/without-virtual/":/tmp/docker-mailserver/ \ -v "$(pwd)/test/config/postfix-accounts.cf":/tmp/docker-mailserver/postfix-accounts.cf \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'generate-dkim-config | wc -l' assert_success assert_output 5 # Check keys for localhost.localdomain run docker run --rm \ -v "$(pwd)/test/config/without-virtual/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'ls -1 /etc/opendkim/keys/localhost.localdomain/ | wc -l' assert_success assert_output 2 # Check keys for otherdomain.tld run docker run --rm \ -v "$(pwd)/test/config/without-virtual/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'ls -1 /etc/opendkim/keys/otherdomain.tld | wc -l' assert_success assert_output 2 # Check presence of tables and TrustedHosts run docker run --rm \ -v "$(pwd)/test/config/without-virtual/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c "ls -1 etc/opendkim | grep -E 'KeyTable|SigningTable|TrustedHosts|keys'|wc -l" assert_success assert_output 4 } @test "checking opendkim: generator creates keys, tables and TrustedHosts using domain name" { rm -rf "$(pwd)/test/config/with-domain" && mkdir -p "$(pwd)/test/config/with-domain" run docker run --rm \ -v "$(pwd)/test/config/with-domain/":/tmp/docker-mailserver/ \ -v "$(pwd)/test/config/postfix-accounts.cf":/tmp/docker-mailserver/postfix-accounts.cf \ -v "$(pwd)/test/config/postfix-virtual.cf":/tmp/docker-mailserver/postfix-virtual.cf \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'generate-dkim-config | wc -l' assert_success assert_output 6 # Generate key using domain name run docker run --rm \ -v "$(pwd)/test/config/with-domain/":/tmp/docker-mailserver/ \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'generate-dkim-domain testdomain.tld | wc -l' assert_success assert_output 1 # Check keys for localhost.localdomain run docker run --rm \ -v "$(pwd)/test/config/with-domain/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'ls -1 /etc/opendkim/keys/localhost.localdomain/ | wc -l' assert_success assert_output 2 # Check keys for otherdomain.tld run docker run --rm \ -v "$(pwd)/test/config/with-domain/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'ls -1 /etc/opendkim/keys/otherdomain.tld | wc -l' assert_success assert_output 2 # Check keys for testdomain.tld run docker run --rm \ -v "$(pwd)/test/config/with-domain/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'ls -1 /etc/opendkim/keys/testdomain.tld | wc -l' assert_success assert_output 2 # Check presence of tables and TrustedHosts run docker run --rm \ -v "$(pwd)/test/config/with-domain/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c "ls -1 /etc/opendkim | grep -E 'KeyTable|SigningTable|TrustedHosts|keys' | wc -l" assert_success assert_output 4 # Check valid entries actually present in KeyTable run docker run --rm \ -v "$(pwd)/test/config/with-domain/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c \ "egrep 'localhost.localdomain|otherdomain.tld|localdomain2.com|testdomain.tld' /etc/opendkim/KeyTable | wc -l" assert_success assert_output 4 # Check valid entries actually present in SigningTable run docker run --rm \ -v "$(pwd)/test/config/with-domain/opendkim":/etc/opendkim \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c \ "egrep 'localhost.localdomain|otherdomain.tld|localdomain2.com|testdomain.tld' /etc/opendkim/SigningTable | wc -l" assert_success assert_output 4 } # # ssl # @test "checking ssl: generated default cert works correctly" { run docker exec mail /bin/sh -c "timeout 1 openssl s_client -connect 0.0.0.0:587 -starttls smtp -CApath /etc/ssl/certs/ | grep 'Verify return code: 0 (ok)'" assert_success } @test "checking ssl: lets-encrypt-x3-cross-signed.pem is installed" { run docker exec mail grep 'BEGIN CERTIFICATE' /etc/ssl/certs/lets-encrypt-x3-cross-signed.pem assert_success } @test "checking ssl: letsencrypt configuration is correct" { run docker exec mail_pop3 /bin/sh -c 'grep -ir "/etc/letsencrypt/live/mail.my-domain.com/" /etc/postfix/main.cf | wc -l' assert_success assert_output 2 run docker exec mail_pop3 /bin/sh -c 'grep -ir "/etc/letsencrypt/live/mail.my-domain.com/" /etc/dovecot/conf.d/10-ssl.conf | wc -l' assert_success assert_output 2 } @test "checking ssl: letsencrypt cert works correctly" { run docker exec mail_pop3 /bin/sh -c "timeout 1 openssl s_client -connect 0.0.0.0:587 -starttls smtp -CApath /etc/ssl/certs/ | grep 'Verify return code: 10 (certificate has expired)'" assert_success } @test "checking ssl: manual configuration is correct" { run docker exec mail_manual_ssl /bin/sh -c 'grep -ir "/etc/postfix/ssl/cert" /etc/postfix/main.cf | wc -l' assert_success assert_output 1 run docker exec mail_manual_ssl /bin/sh -c 'grep -ir "/etc/postfix/ssl/cert" /etc/dovecot/conf.d/10-ssl.conf | wc -l' assert_success assert_output 1 run docker exec mail_manual_ssl /bin/sh -c 'grep -ir "/etc/postfix/ssl/key" /etc/postfix/main.cf | wc -l' assert_success assert_output 1 run docker exec mail_manual_ssl /bin/sh -c 'grep -ir "/etc/postfix/ssl/key" /etc/dovecot/conf.d/10-ssl.conf | wc -l' assert_success assert_output 1 } @test "checking ssl: manual configuration copied files correctly " { run docker exec mail_manual_ssl /bin/sh -c 'cmp -s /etc/postfix/ssl/cert /tmp/docker-mailserver/letsencrypt/mail.my-domain.com/fullchain.pem' assert_success run docker exec mail_manual_ssl /bin/sh -c 'cmp -s /etc/postfix/ssl/key /tmp/docker-mailserver/letsencrypt/mail.my-domain.com/privkey.pem' assert_success } @test "checking ssl: manual cert works correctly" { run docker exec mail_manual_ssl /bin/sh -c "timeout 1 openssl s_client -connect 0.0.0.0:587 -starttls smtp -CApath /etc/ssl/certs/ | grep 'Verify return code: 10 (certificate has expired)'" assert_success } # # postsrsd # @test "checking SRS: main.cf entries" { run docker exec mail grep "sender_canonical_maps = tcp:localhost:10001" /etc/postfix/main.cf assert_success run docker exec mail grep "sender_canonical_classes = envelope_sender" /etc/postfix/main.cf assert_success run docker exec mail grep "recipient_canonical_maps = tcp:localhost:10002" /etc/postfix/main.cf assert_success run docker exec mail grep "recipient_canonical_classes = envelope_recipient,header_recipient" /etc/postfix/main.cf assert_success } @test "checking SRS: postsrsd running" { run docker exec mail /bin/sh -c "ps aux | grep ^postsrsd" assert_success } # # fail2ban # @test "checking fail2ban: localhost is not banned because ignored" { run docker exec mail_fail2ban /bin/sh -c "fail2ban-client status postfix-sasl | grep 'IP list:.*127.0.0.1'" assert_failure run docker exec mail_fail2ban /bin/sh -c "grep 'ignoreip = 127.0.0.1/8' /etc/fail2ban/jail.conf" assert_success } @test "checking fail2ban: fail2ban-fail2ban.cf overrides" { run docker exec mail_fail2ban /bin/sh -c "fail2ban-client get loglevel | grep DEBUG" assert_success } @test "checking fail2ban: fail2ban-jail.cf overrides" { FILTERS=(sshd postfix dovecot postfix-sasl) for FILTER in "${FILTERS[@]}"; do run docker exec mail_fail2ban /bin/sh -c "fail2ban-client get $FILTER bantime" assert_output 1234 run docker exec mail_fail2ban /bin/sh -c "fail2ban-client get $FILTER findtime" assert_output 321 run docker exec mail_fail2ban /bin/sh -c "fail2ban-client get $FILTER maxretry" assert_output 2 done } @test "checking fail2ban: ban ip on multiple failed login" { # Getting mail_fail2ban container IP MAIL_FAIL2BAN_IP=$(docker inspect --format '{{ .NetworkSettings.IPAddress }}' mail_fail2ban) # Create a container which will send wrong authentications and should get banned docker run --name fail-auth-mailer -e MAIL_FAIL2BAN_IP=$MAIL_FAIL2BAN_IP -v "$(pwd)/test":/tmp/docker-mailserver-test -d $(docker inspect --format '{{ .Config.Image }}' mail) tail -f /var/log/faillog # can't pipe the file as usual due to postscreen. (respecting postscreen_greet_wait time and talking in turn): for i in {1,2}; do docker exec fail-auth-mailer /bin/bash -c \ 'exec 3<>/dev/tcp/$MAIL_FAIL2BAN_IP/25 && \ while IFS= read -r cmd; do \ head -1 <&3; \ [[ "$cmd" == "EHLO"* ]] && sleep 6; \ echo $cmd >&3; \ done < "/tmp/docker-mailserver-test/auth/smtp-auth-login-wrong.txt"' done sleep 5 # Checking that FAIL_AUTH_MAILER_IP is banned in mail_fail2ban FAIL_AUTH_MAILER_IP=$(docker inspect --format '{{ .NetworkSettings.IPAddress }}' fail-auth-mailer) run docker exec mail_fail2ban /bin/sh -c "fail2ban-client status postfix-sasl | grep '$FAIL_AUTH_MAILER_IP'" assert_success # Checking that FAIL_AUTH_MAILER_IP is banned by iptables run docker exec mail_fail2ban /bin/sh -c "iptables -L f2b-postfix-sasl -n | grep REJECT | grep '$FAIL_AUTH_MAILER_IP'" assert_success } @test "checking fail2ban: unban ip works" { FAIL_AUTH_MAILER_IP=$(docker inspect --format '{{ .NetworkSettings.IPAddress }}' fail-auth-mailer) docker exec mail_fail2ban fail2ban-client set postfix-sasl unbanip $FAIL_AUTH_MAILER_IP sleep 5 run docker exec mail_fail2ban /bin/sh -c "fail2ban-client status postfix-sasl | grep 'IP list:.*$FAIL_AUTH_MAILER_IP'" assert_failure # Checking that FAIL_AUTH_MAILER_IP is unbanned by iptables run docker exec mail_fail2ban /bin/sh -c "iptables -L f2b-postfix-sasl -n | grep REJECT | grep '$FAIL_AUTH_MAILER_IP'" assert_failure } # # postscreen # @test "checking postscreen" { # Getting mail container IP MAIL_POSTSCREEN_IP=$(docker inspect --format '{{ .NetworkSettings.IPAddress }}' mail_postscreen) # talk too fast: docker exec fail-auth-mailer /bin/sh -c "nc $MAIL_POSTSCREEN_IP 25 < /tmp/docker-mailserver-test/auth/smtp-auth-login.txt" sleep 5 run docker exec mail_postscreen grep 'COMMAND PIPELINING' /var/log/mail/mail.log assert_success # positive test. (respecting postscreen_greet_wait time and talking in turn): for i in {1,2}; do docker exec fail-auth-mailer /bin/bash -c \ 'exec 3<>/dev/tcp/'$MAIL_POSTSCREEN_IP'/25 && \ while IFS= read -r cmd; do \ head -1 <&3; \ [[ "$cmd" == "EHLO"* ]] && sleep 6; \ echo $cmd >&3; \ done < "/tmp/docker-mailserver-test/auth/smtp-auth-login.txt"' done sleep 5 run docker exec mail_postscreen grep 'PASS NEW ' /var/log/mail/mail.log assert_success } # # fetchmail # @test "checking fetchmail: gerneral options in fetchmailrc are loaded" { run docker exec mail_fetchmail grep 'set syslog' /etc/fetchmailrc assert_success } @test "checking fetchmail: fetchmail.cf is loaded" { run docker exec mail_fetchmail grep 'pop3.example.com' /etc/fetchmailrc assert_success } # # system # @test "checking system: freshclam cron is enabled" { run docker exec mail bash -c "grep '/usr/bin/freshclam' -r /etc/cron.d" assert_success } @test "checking amavis: virusmail wiper cron exists" { run docker exec mail bash -c "crontab -l | grep '/usr/local/bin/virus-wiper'" assert_success } @test "checking amavis: VIRUSMAILS_DELETE_DELAY override works as expected" { run docker run -ti --rm -e VIRUSMAILS_DELETE_DELAY=2 `docker inspect --format '{{ .Config.Image }}' mail` /bin/bash -c 'echo $VIRUSMAILS_DELETE_DELAY | grep 2' assert_success } @test "checking amavis: old virusmail is wipped by cron" { docker exec mail bash -c 'touch -d "`date --date=2000-01-01`" /var/lib/amavis/virusmails/should-be-deleted' run docker exec -ti mail bash -c '/usr/local/bin/virus-wiper' assert_success run docker exec mail bash -c 'ls -la /var/lib/amavis/virusmails/ | grep should-be-deleted' assert_failure } @test "checking amavis: recent virusmail is not wipped by cron" { docker exec mail bash -c 'touch -d "`date`" /var/lib/amavis/virusmails/should-not-be-deleted' run docker exec -ti mail bash -c '/usr/local/bin/virus-wiper' assert_success run docker exec mail bash -c 'ls -la /var/lib/amavis/virusmails/ | grep should-not-be-deleted' assert_success } @test "checking system: /var/log/mail/mail.log is error free" { run docker exec mail grep 'non-null host address bits in' /var/log/mail/mail.log assert_failure run docker exec mail grep 'mail system configuration error' /var/log/mail/mail.log assert_failure run docker exec mail grep ': error:' /var/log/mail/mail.log assert_failure run docker exec mail grep -i 'is not writable' /var/log/mail/mail.log assert_failure run docker exec mail grep -i 'permission denied' /var/log/mail/mail.log assert_failure run docker exec mail grep -i '(!)connect' /var/log/mail/mail.log assert_failure run docker exec mail grep -i 'backwards-compatible default setting chroot=y' /var/log/mail/mail.log assert_failure run docker exec mail grep -i 'connect to 127.0.0.1:10023: Connection refused' /var/log/mail/mail.log assert_failure run docker exec mail_pop3 grep 'non-null host address bits in' /var/log/mail/mail.log assert_failure run docker exec mail_pop3 grep ': error:' /var/log/mail/mail.log assert_failure } @test "checking system: /var/log/auth.log is error free" { run docker exec mail grep 'Unable to open env file: /etc/default/locale' /var/log/auth.log assert_failure } @test "checking system: sets the server fqdn" { run docker exec mail hostname assert_success assert_output "mail.my-domain.com" } @test "checking system: sets the server domain name in /etc/mailname" { run docker exec mail cat /etc/mailname assert_success assert_output "my-domain.com" } @test "checking system: postfix should not log to syslog" { run docker exec mail grep 'postfix' /var/log/syslog assert_failure } @test "checking system: amavis decoders installed and available" { run docker exec mail /bin/sh -c "grep -E '.*(Internal decoder|Found decoder) for\s+\.(mail|Z|gz|bz2|xz|lzma|lrz|lzo|lz4|rpm|cpio|tar|deb|rar|arj|arc|zoo|doc|cab|tnef|zip|kmz|7z|jar|swf|lha|iso|exe).*' /var/log/mail/mail.log|wc -l" assert_success assert_output 28 } # # sieve # @test "checking sieve: user1 should have received 1 email in folder INBOX.spam" { run docker exec mail /bin/sh -c "ls -A /var/mail/localhost.localdomain/user1/.INBOX.spam/new | wc -l" assert_success assert_output 1 } @test "checking manage sieve: server is ready when ENABLE_MANAGESIEVE has been set" { run docker exec mail /bin/bash -c "nc -z 0.0.0.0 4190" assert_success } @test "checking manage sieve: disabled per default" { run docker exec mail_pop3 /bin/bash -c "nc -z 0.0.0.0 4190" assert_failure } @test "checking sieve: user2 should have piped 1 email to /tmp/" { run docker exec mail /bin/sh -c "ls -A /tmp/pipe-test.out | wc -l" assert_success assert_output 1 } # # accounts # @test "checking accounts: user3 should have been added to /tmp/docker-mailserver/postfix-accounts.cf" { docker exec mail /bin/sh -c "addmailuser user3@domain.tld mypassword" run docker exec mail /bin/sh -c "grep '^user3@domain\.tld|' -i /tmp/docker-mailserver/postfix-accounts.cf" assert_success [ ! -z "$output" ] } @test "checking accounts: auser3 should have been added to /tmp/docker-mailserver/postfix-accounts.cf" { docker exec mail /bin/sh -c "addmailuser auser3@domain.tld mypassword" run docker exec mail /bin/sh -c "grep '^auser3@domain\.tld|' -i /tmp/docker-mailserver/postfix-accounts.cf" assert_success [ ! -z "$output" ] } @test "checking accounts: a.ser3 should have been added to /tmp/docker-mailserver/postfix-accounts.cf" { docker exec mail /bin/sh -c "addmailuser a.ser3@domain.tld mypassword" run docker exec mail /bin/sh -c "grep '^a\.ser3@domain\.tld|' -i /tmp/docker-mailserver/postfix-accounts.cf" assert_success [ ! -z "$output" ] } @test "checking accounts: user3 should have been removed from /tmp/docker-mailserver/postfix-accounts.cf but not auser3" { docker exec mail /bin/sh -c "delmailuser -y user3@domain.tld" run docker exec mail /bin/sh -c "grep '^user3@domain\.tld' -i /tmp/docker-mailserver/postfix-accounts.cf" assert_failure [ -z "$output" ] run docker exec mail /bin/sh -c "grep '^auser3@domain\.tld' -i /tmp/docker-mailserver/postfix-accounts.cf" assert_success [ ! -z "$output" ] } @test "checking user updating password for user in /tmp/docker-mailserver/postfix-accounts.cf" { docker exec mail /bin/sh -c "addmailuser user4@domain.tld mypassword" initialpass=$(run docker exec mail /bin/sh -c "grep '^user4@domain\.tld' -i /tmp/docker-mailserver/postfix-accounts.cf") sleep 2 docker exec mail /bin/sh -c "updatemailuser user4@domain.tld mynewpassword" sleep 2 changepass=$(run docker exec mail /bin/sh -c "grep '^user4@domain\.tld' -i /tmp/docker-mailserver/postfix-accounts.cf") if [ initialpass != changepass ]; then status="0" else status="1" fi docker exec mail /bin/sh -c "delmailuser -y auser3@domain.tld" assert_success } @test "checking accounts: listmailuser" { run docker exec mail /bin/sh -c "listmailuser | head -n 1" assert_success assert_output 'user1@localhost.localdomain' } @test "checking accounts: no error is generated when deleting a user if /tmp/docker-mailserver/postfix-accounts.cf is missing" { run docker run --rm \ -v "$(pwd)/test/config/without-accounts/":/tmp/docker-mailserver/ \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'delmailuser -y user3@domain.tld' assert_success [ -z "$output" ] } @test "checking accounts: user3 should have been added to /tmp/docker-mailserver/postfix-accounts.cf even when that file does not exist" { run docker run --rm \ -v "$(pwd)/test/config/without-accounts/":/tmp/docker-mailserver/ \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'addmailuser user3@domain.tld mypassword' assert_success run docker run --rm \ -v "$(pwd)/test/config/without-accounts/":/tmp/docker-mailserver/ \ `docker inspect --format '{{ .Config.Image }}' mail` /bin/sh -c 'grep user3@domain.tld -i /tmp/docker-mailserver/postfix-accounts.cf' assert_success [ ! -z "$output" ] } # # PERMIT_DOCKER mynetworks # @test "checking PERMIT_DOCKER: can get container ip" { run docker exec mail /bin/sh -c "ip addr show eth0 | grep 'inet ' | sed 's/[^0-9\.\/]*//g' | cut -d '/' -f 1 | egrep '[[:digit:]]{1,3}\.[[:digit:]]{1,3}\.[[:digit:]]{1,3}\.[[:digit:]]{1,3}'" assert_success } @test "checking PERMIT_DOCKER: opendmarc/opendkim config" { run docker exec mail_smtponly /bin/sh -c "cat /etc/opendmarc/ignore.hosts | grep '172.16.0.0/12'" assert_success run docker exec mail_smtponly /bin/sh -c "cat /etc/opendkim/TrustedHosts | grep '172.16.0.0/12'" assert_success } @test "checking PERMIT_DOCKER: my network value" { run docker exec mail /bin/sh -c "postconf | grep '^mynetworks =' | egrep '[[:digit:]]{1,3}\.[[:digit:]]{1,3}\.0\.0/16'" assert_success run docker exec mail_pop3 /bin/sh -c "postconf | grep '^mynetworks =' | egrep '[[:digit:]]{1,3}\.[[:digit:]]{1,3}\.[[:digit:]]{1,3}\.[[:digit:]]{1,3}/32'" assert_success } # # amavis # @test "checking amavis: config overrides" { run docker exec mail /bin/sh -c "grep 'Test Verification' /etc/amavis/conf.d/50-user | wc -l" assert_success assert_output 1 } # # setup.sh # # CLI interface @test "checking setup.sh: Without arguments: status 1, show help text" { run ./setup.sh assert_failure [ "${lines[0]}" = "Usage: ./setup.sh [-i IMAGE_NAME] [-c CONTAINER_NAME] [args]" ] } @test "checking setup.sh: Wrong arguments" { run ./setup.sh lol troll assert_failure [ "${lines[0]}" = "Usage: ./setup.sh [-i IMAGE_NAME] [-c CONTAINER_NAME] [args]" ] } # email @test "checking setup.sh: setup.sh email add " { run ./setup.sh -c mail email add lorem@impsum.org dolorsit assert_success value=$(cat ./config/postfix-accounts.cf | grep lorem@impsum.org | awk -F '|' '{print $1}') [ "$value" = "lorem@impsum.org" ] # don't know why, but the test suite needs to delete the (non existant) user prior succeeding in adding him again. # when executed directly against the container this workaround is not neccessary. run docker exec mail delmailuser -y pass@localhorst.localdomain assert_success docker exec mail addmailuser pass@localhost.localdomain 'may be \a `p^a.*ssword' sleep 30 docker exec mail doveadm auth test -x service=smtp pass@localhost.localdomain 'may be \a `p^a.*ssword' | grep 'auth succeeded' assert_success } @test "checking setup.sh: setup.sh email list" { run ./setup.sh -c mail email list assert_success } @test "checking setup.sh: setup.sh email update" { initialpass=$(cat ./config/postfix-accounts.cf | grep lorem@impsum.org | awk -F '|' '{print $2}') run ./setup.sh -c mail email update lorem@impsum.org consectetur updatepass=$(cat ./config/postfix-accounts.cf | grep lorem@impsum.org | awk -F '|' '{print $2}') [ "$initialpass" != "$changepass" ] docker exec mail /bin/sh -c "updatemailuser pass@localhost.localdomain 'my other password'" sleep 30 docker exec mail /bin/sh -c "doveadm auth test -x service=smtp pass@localhost.localdomain 'my other password' | grep 'auth succeeded'" assert_success } @test "checking setup.sh: setup.sh email del" { run ./setup.sh -c mail email del -y lorem@impsum.org assert_success run docker exec mail ls /var/mail/impsum.org/lorem assert_failure run grep lorem@impsum.org ./config/postfix-accounts.cf assert_failure } @test "checking setup.sh: setup.sh email restrict" { run ./setup.sh -c mail email restrict assert_failure run ./setup.sh -c mail email restrict add assert_failure ./setup.sh -c mail email restrict add send lorem@impsum.org run ./setup.sh -c mail email restrict list send assert_output --regexp "^lorem@impsum.org.*REJECT" run ./setup.sh -c mail email restrict del send lorem@impsum.org assert_success run ./setup.sh -c mail email restrict list send assert_output --partial "Everyone is allowed" ./setup.sh -c mail email restrict add receive rec_lorem@impsum.org run ./setup.sh -c mail email restrict list receive assert_output --regexp "^rec_lorem@impsum.org.*REJECT" run ./setup.sh -c mail email restrict del receive rec_lorem@impsum.org assert_success } # alias @test "checking setup.sh: setup.sh alias list" { echo "test@example.org test@forward.com" > ./config/postfix-virtual.cf run ./setup.sh -c mail alias list assert_success } @test "checking setup.sh: setup.sh alias add" { echo "" > ./config/postfix-virtual.cf ./setup.sh -c mail alias add test1@example.org test1@forward.com ./setup.sh -c mail alias add test1@example.org test2@forward.com run /bin/sh -c 'cat ./config/postfix-virtual.cf | grep "test1@example.org test1@forward.com,test2@forward.com" | wc -l | grep 1' assert_success } @test "checking setup.sh: setup.sh alias del" { echo -e 'test1@example.org test1@forward.com,test2@forward.com\ntest2@example.org test1@forward.com' > ./config/postfix-virtual.cf ./setup.sh -c mail alias del test1@example.org test1@forward.com run grep "test1@forward.com" ./config/postfix-virtual.cf assert_output --regexp "^test2@example.org +test1@forward.com$" run grep "test2@forward.com" ./config/postfix-virtual.cf assert_output --regexp "^test1@example.org +test2@forward.com$" ./setup.sh -c mail alias del test1@example.org test2@forward.com run grep "test1@example.org" ./config/postfix-virtual.cf assert_failure run grep "test2@example.org" ./config/postfix-virtual.cf assert_success ./setup.sh -c mail alias del test2@example.org test1@forward.com run grep "test2@example.org" ./config/postfix-virtual.cf assert_failure } # config @test "checking setup.sh: setup.sh config dkim" { run ./setup.sh -c mail config dkim assert_success } # TODO: To create a test generate-ssl-certificate must be non interactive #@test "checking setup.sh: setup.sh config ssl" { # run ./setup.sh -c mail_ssl config ssl # assert_success #} # debug @test "checking setup.sh: setup.sh debug fetchmail" { run ./setup.sh -c mail debug fetchmail [ "$status" -eq 5 ] # TODO: Fix output check # [ "$output" = "fetchmail: no mailservers have been specified." ] } @test "checking setup.sh: setup.sh debug inspect" { run ./setup.sh -c mail debug inspect assert_success [ "${lines[0]}" = "Image: tvial/docker-mailserver:testing" ] [ "${lines[1]}" = "Container: mail" ] } @test "checking setup.sh: setup.sh debug login ls" { run ./setup.sh -c mail debug login ls assert_success } @test "checking setup.sh: setup.sh debug fail2ban" { run docker exec mail_fail2ban /bin/sh -c "fail2ban-client set dovecot banip 192.0.66.4" run docker exec mail_fail2ban /bin/sh -c "fail2ban-client set dovecot banip 192.0.66.5" sleep 10 run ./setup.sh -c mail_fail2ban debug fail2ban assert_output --regexp "^Banned in dovecot: 192.0.66.5 192.0.66.4.*" run ./setup.sh -c mail_fail2ban debug fail2ban unban 192.0.66.4 assert_output --partial "unbanned IP from dovecot: 192.0.66.4" run ./setup.sh -c mail_fail2ban debug fail2ban assert_output --regexp "^Banned in dovecot: 192.0.66.5.*" run ./setup.sh -c mail_fail2ban debug fail2ban unban 192.0.66.5 run ./setup.sh -c mail_fail2ban debug fail2ban unban assert_output --partial "You need to specify an IP address. Run" } @test "checking setup.sh: setup.sh relay add-domain" { echo -n > ./config/postfix-relaymap.cf ./setup.sh -c mail relay add-domain example1.org smtp.relay1.com 2525 ./setup.sh -c mail relay add-domain example2.org smtp.relay2.com ./setup.sh -c mail relay add-domain example3.org smtp.relay3.com 2525 ./setup.sh -c mail relay add-domain example3.org smtp.relay.com 587 # check adding run /bin/sh -c 'cat ./config/postfix-relaymap.cf | grep -e "^@example1.org\s\+\[smtp.relay1.com\]:2525" | wc -l | grep 1' assert_success # test default port run /bin/sh -c 'cat ./config/postfix-relaymap.cf | grep -e "^@example2.org\s\+\[smtp.relay2.com\]:25" | wc -l | grep 1' assert_success # test modifying run /bin/sh -c 'cat ./config/postfix-relaymap.cf | grep -e "^@example3.org\s\+\[smtp.relay.com\]:587" | wc -l | grep 1' assert_success } @test "checking setup.sh: setup.sh relay add-auth" { echo -n > ./config/postfix-sasl-password.cf ./setup.sh -c mail relay add-auth example.org smtp_user smtp_pass ./setup.sh -c mail relay add-auth example2.org smtp_user2 smtp_pass2 ./setup.sh -c mail relay add-auth example2.org smtp_user2 smtp_pass_new # test adding run /bin/sh -c 'cat ./config/postfix-sasl-password.cf | grep -e "^@example.org\s\+smtp_user:smtp_pass" | wc -l | grep 1' assert_success # test updating run /bin/sh -c 'cat ./config/postfix-sasl-password.cf | grep -e "^@example2.org\s\+smtp_user2:smtp_pass_new" | wc -l | grep 1' assert_success } @test "checking setup.sh: setup.sh relay exclude-domain" { echo -n > ./config/postfix-relaymap.cf ./setup.sh -c mail relay exclude-domain example.org run /bin/sh -c 'cat ./config/postfix-relaymap.cf | grep -e "^@example.org\s*$" | wc -l | grep 1' assert_success } # # LDAP # # postfix @test "checking postfix: ldap lookup works correctly" { run docker exec mail_with_ldap /bin/sh -c "postmap -q some.user@localhost.localdomain ldap:/etc/postfix/ldap-users.cf" assert_success assert_output "some.user@localhost.localdomain" run docker exec mail_with_ldap /bin/sh -c "postmap -q postmaster@localhost.localdomain ldap:/etc/postfix/ldap-aliases.cf" assert_success assert_output "some.user@localhost.localdomain" run docker exec mail_with_ldap /bin/sh -c "postmap -q employees@localhost.localdomain ldap:/etc/postfix/ldap-groups.cf" assert_success assert_output "some.user@localhost.localdomain" # Test of the user part of the domain is not the same as the uniqueIdentifier part in the ldap run docker exec mail_with_ldap /bin/sh -c "postmap -q some.user.email@localhost.localdomain ldap:/etc/postfix/ldap-users.cf" assert_success assert_output "some.user.email@localhost.localdomain" # Test email receiving from a other domain then the primary domain of the mailserver run docker exec mail_with_ldap /bin/sh -c "postmap -q some.other.user@localhost.otherdomain ldap:/etc/postfix/ldap-users.cf" assert_success assert_output "some.other.user@localhost.otherdomain" run docker exec mail_with_ldap /bin/sh -c "postmap -q postmaster@localhost.otherdomain ldap:/etc/postfix/ldap-aliases.cf" assert_success assert_output "some.other.user@localhost.otherdomain" run docker exec mail_with_ldap /bin/sh -c "postmap -q employees@localhost.otherdomain ldap:/etc/postfix/ldap-groups.cf" assert_success assert_output "some.other.user@localhost.otherdomain" } @test "checking postfix: ldap custom config files copied" { run docker exec mail_with_ldap /bin/sh -c "grep '# Testconfig for ldap integration' /etc/postfix/ldap-users.cf" assert_success run docker exec mail_with_ldap /bin/sh -c "grep '# Testconfig for ldap integration' /etc/postfix/ldap-groups.cf" assert_success run docker exec mail_with_ldap /bin/sh -c "grep '# Testconfig for ldap integration' /etc/postfix/ldap-aliases.cf" assert_success } @test "checking postfix: ldap config overwrites success" { run docker exec mail_with_ldap /bin/sh -c "grep 'server_host = ldap' /etc/postfix/ldap-users.cf" assert_success run docker exec mail_with_ldap /bin/sh -c "grep 'start_tls = no' /etc/postfix/ldap-users.cf" assert_success run docker exec mail_with_ldap /bin/sh -c "grep 'search_base = ou=people,dc=localhost,dc=localdomain' /etc/postfix/ldap-users.cf" assert_success run docker exec mail_with_ldap /bin/sh -c "grep 'bind_dn = cn=admin,dc=localhost,dc=localdomain' /etc/postfix/ldap-users.cf" assert_success run docker exec mail_with_ldap /bin/sh -c "grep 'server_host = ldap' /etc/postfix/ldap-groups.cf" assert_success run docker exec mail_with_ldap /bin/sh -c "grep 'start_tls = no' /etc/postfix/ldap-groups.cf" assert_success run docker exec mail_with_ldap /bin/sh -c "grep 'search_base = ou=people,dc=localhost,dc=localdomain' /etc/postfix/ldap-groups.cf" assert_success run docker exec mail_with_ldap /bin/sh -c "grep 'bind_dn = cn=admin,dc=localhost,dc=localdomain' /etc/postfix/ldap-groups.cf" assert_success run docker exec mail_with_ldap /bin/sh -c "grep 'server_host = ldap' /etc/postfix/ldap-aliases.cf" assert_success run docker exec mail_with_ldap /bin/sh -c "grep 'start_tls = no' /etc/postfix/ldap-aliases.cf" assert_success run docker exec mail_with_ldap /bin/sh -c "grep 'search_base = ou=people,dc=localhost,dc=localdomain' /etc/postfix/ldap-aliases.cf" assert_success run docker exec mail_with_ldap /bin/sh -c "grep 'bind_dn = cn=admin,dc=localhost,dc=localdomain' /etc/postfix/ldap-aliases.cf" assert_success } @test "checking postfix: remove privacy details of the sender" { run docker exec mail_privacy /bin/sh -c "ls /var/mail/localhost.localdomain/user1/new | wc -l" assert_success assert_output 1 run docker exec mail_privacy /bin/sh -c "grep -rE "^User-Agent:" /var/mail/localhost.localdomain/user1/new | wc -l" assert_success assert_output 0 } # dovecot @test "checking dovecot: ldap imap connection and authentication works" { run docker exec mail_with_ldap /bin/sh -c "nc -w 1 0.0.0.0 143 < /tmp/docker-mailserver-test/auth/imap-ldap-auth.txt" assert_success } @test "checking dovecot: ldap mail delivery works" { run docker exec mail_with_ldap /bin/sh -c "sendmail -f user@external.tld some.user@localhost.localdomain < /tmp/docker-mailserver-test/email-templates/test-email.txt" sleep 10 run docker exec mail_with_ldap /bin/sh -c "ls -A /var/mail/localhost.localdomain/some.user/new | wc -l" assert_success assert_output 1 } @test "checking dovecot: ldap mail delivery works for a different domain then the mailserver" { run docker exec mail_with_ldap /bin/sh -c "sendmail -f user@external.tld some.other.user@localhost.otherdomain < /tmp/docker-mailserver-test/email-templates/test-email.txt" sleep 10 run docker exec mail_with_ldap /bin/sh -c "ls -A /var/mail/localhost.localdomain/some.other.user/new | wc -l" assert_success assert_output 1 } @test "checking dovecot: ldap config overwrites success" { run docker exec mail_with_ldap /bin/sh -c "grep 'hosts = ldap' /etc/dovecot/dovecot-ldap.conf.ext" assert_success run docker exec mail_with_ldap /bin/sh -c "grep 'tls = no' /etc/dovecot/dovecot-ldap.conf.ext" assert_success run docker exec mail_with_ldap /bin/sh -c "grep 'base = ou=people,dc=localhost,dc=localdomain' /etc/dovecot/dovecot-ldap.conf.ext" assert_success run docker exec mail_with_ldap /bin/sh -c "grep 'dn = cn=admin,dc=localhost,dc=localdomain' /etc/dovecot/dovecot-ldap.conf.ext" assert_success } @test "checking dovecot: postmaster address" { run docker exec mail /bin/sh -c "grep 'postmaster_address = postmaster@domain.com' /etc/dovecot/conf.d/15-lda.conf" assert_success run docker exec mail_with_ldap /bin/sh -c "grep 'postmaster_address = postmaster@localhost.localdomain' /etc/dovecot/conf.d/15-lda.conf" assert_success } @test "checking spoofing: rejects sender forging" { # checking rejection of spoofed sender run docker exec mail /bin/sh -c "nc 0.0.0.0 25 < /tmp/docker-mailserver-test/auth/added-smtp-auth-spoofed.txt | grep 'Sender address rejected: not owned by user'" assert_success # checking ldap run docker exec mail_with_ldap /bin/sh -c "nc 0.0.0.0 25 < /tmp/docker-mailserver-test/auth/ldap-smtp-auth-spoofed.txt | grep 'Sender address rejected: not owned by user'" assert_success } @test "checking spoofing: accepts sending as alias" { run docker exec mail /bin/sh -c "nc 0.0.0.0 25 < /tmp/docker-mailserver-test/auth/added-smtp-auth-spoofed-alias.txt | grep 'End data with'" assert_success # checking ldap alias run docker exec mail_with_ldap /bin/sh -c "nc 0.0.0.0 25 < /tmp/docker-mailserver-test/auth/ldap-smtp-auth-spoofed-alias.txt | grep 'End data with'" assert_success } # saslauthd @test "checking saslauthd: sasl ldap authentication works" { run docker exec mail_with_ldap bash -c "testsaslauthd -u some.user -p secret" assert_success } @test "checking saslauthd: ldap smtp authentication" { run docker exec mail_with_ldap /bin/sh -c "nc -w 5 0.0.0.0 25 < /tmp/docker-mailserver-test/auth/sasl-ldap-smtp-auth.txt | grep 'Authentication successful'" assert_success run docker exec mail_with_ldap /bin/sh -c "openssl s_client -quiet -connect 0.0.0.0:465 < /tmp/docker-mailserver-test/auth/sasl-ldap-smtp-auth.txt | grep 'Authentication successful'" assert_success run docker exec mail_with_ldap /bin/sh -c "openssl s_client -quiet -starttls smtp -connect 0.0.0.0:587 < /tmp/docker-mailserver-test/auth/sasl-ldap-smtp-auth.txt | grep 'Authentication successful'" assert_success } # # RIMAP # # dovecot @test "checking dovecot: ldap rimap connection and authentication works" { run docker exec mail_with_imap /bin/sh -c "nc -w 1 0.0.0.0 143 < /tmp/docker-mailserver-test/auth/imap-auth.txt" assert_success } # saslauthd @test "checking saslauthd: sasl rimap authentication works" { run docker exec mail_with_imap bash -c "testsaslauthd -u user1@localhost.localdomain -p mypassword" assert_success } @test "checking saslauthd: rimap smtp authentication" { run docker exec mail_with_imap /bin/sh -c "nc -w 5 0.0.0.0 25 < /tmp/docker-mailserver-test/auth/smtp-auth-login.txt | grep 'Authentication successful'" assert_success } # # Postfix VIRTUAL_TRANSPORT # @test "checking postfix-lmtp: virtual_transport config is set" { run docker exec mail_lmtp_ip /bin/sh -c "grep 'virtual_transport = lmtp:127.0.0.1:24' /etc/postfix/main.cf" assert_success } @test "checking postfix-lmtp: delivers mail to existing account" { run docker exec mail_lmtp_ip /bin/sh -c "grep 'postfix/lmtp' /var/log/mail/mail.log | grep 'status=sent' | grep ' Saved)' | wc -l" assert_success assert_output 1 } # # Pflogsumm delivery check # @test "checking pflogsum delivery" { # checking logrotation working and report being sent docker exec mail logrotate --force /etc/logrotate.d/maillog sleep 10 run docker exec mail grep "Subject: Postfix Summary for " /var/mail/localhost.localdomain/user1/new/ -R assert_success # checking default logrotation setup run docker exec mail_with_ldap grep "daily" /etc/logrotate.d/maillog assert_success } # # PCI compliance # # dovecot @test "checking dovecot: only A grade TLS ciphers are used" { run docker run --rm -i --link mail:dovecot \ --entrypoint sh instrumentisto/nmap -c \ 'nmap --script ssl-enum-ciphers -p 993 dovecot | grep "least strength: A"' assert_success } @test "checking dovecot: nmap produces no warnings on TLS ciphers verifying" { run docker run --rm -i --link mail:dovecot \ --entrypoint sh instrumentisto/nmap -c \ 'nmap --script ssl-enum-ciphers -p 993 dovecot | grep "warnings" | wc -l' assert_success assert_output 0 } # postfix submission TLS @test "checking postfix submission: only A grade TLS ciphers are used" { run docker run --rm -i --link mail:postfix \ --entrypoint sh instrumentisto/nmap -c \ 'nmap --script ssl-enum-ciphers -p 587 postfix | grep "least strength: A"' assert_success } @test "checking postfix submission: nmap produces no warnings on TLS ciphers verifying" { run docker run --rm -i --link mail:postfix \ --entrypoint sh instrumentisto/nmap -c \ 'nmap --script ssl-enum-ciphers -p 587 postfix | grep "warnings" | wc -l' assert_success assert_output 0 } # postfix smtps SSL @test "checking postfix smtps: only A grade TLS ciphers are used" { run docker run --rm -i --link mail:postfix \ --entrypoint sh instrumentisto/nmap -c \ 'nmap --script ssl-enum-ciphers -p 465 postfix | grep "least strength: A"' assert_success } @test "checking postfix smtps: nmap produces no warnings on TLS ciphers verifying" { run docker run --rm -i --link mail:postfix \ --entrypoint sh instrumentisto/nmap -c \ 'nmap --script ssl-enum-ciphers -p 465 postfix | grep "warnings" | wc -l' assert_success assert_output 0 } # # supervisor # @test "checking restart of process: postfix" { run docker exec mail /bin/bash -c "pkill master && sleep 10 && ps aux --forest | grep -v grep | grep '/usr/lib/postfix/sbin/master'" assert_success } @test "checking restart of process: clamd" { run docker exec mail /bin/bash -c "pkill clamd && sleep 10 && ps aux --forest | grep -v grep | grep '/usr/sbin/clamd'" assert_success } @test "checking restart of process: amavisd-new" { run docker exec mail /bin/bash -c "pkill amavi && sleep 12 && ps aux --forest | grep -v grep | grep '/usr/sbin/amavisd-new (master)'" assert_success } @test "checking restart of process: opendkim" { run docker exec mail /bin/bash -c "pkill opendkim && sleep 10 && ps aux --forest | grep -v grep | grep '/usr/sbin/opendkim'" assert_success } @test "checking restart of process: opendmarc" { run docker exec mail /bin/bash -c "pkill opendmarc && sleep 10 && ps aux --forest | grep -v grep | grep '/usr/sbin/opendmarc'" assert_success } @test "checking restart of process: fail2ban (fail2ban server enabled)" { run docker exec mail_fail2ban /bin/bash -c "pkill fail2ban && sleep 10 && ps aux --forest | grep -v grep | grep '/usr/bin/python3 /usr/bin/fail2ban-server'" assert_success } @test "checking restart of process: fetchmail" { run docker exec mail_fetchmail /bin/bash -c "pkill fetchmail && sleep 10 && ps aux --forest | grep -v grep | grep '/usr/bin/fetchmail'" assert_success } @test "checking restart of process: clamav (clamav disabled by ENABLED_CLAMAV=0)" { run docker exec mail_disabled_clamav_spamassassin /bin/bash -c "pkill -f clamd && sleep 10 && ps aux --forest | grep -v grep | grep '/usr/sbin/clamd'" assert_failure } @test "checking restart of process: saslauthd (saslauthd server enabled)" { run docker exec mail_with_ldap /bin/bash -c "pkill saslauthd && sleep 10 && ps aux --forest | grep -v grep | grep '/usr/sbin/saslauthd'" assert_success } # # relay hosts # @test "checking relay hosts: default mapping is added from env vars" { run docker exec mail_with_relays /bin/sh -c 'cat /etc/postfix/relayhost_map | grep -e "^@domainone.tld\s\+\[default.relay.com\]:2525" | wc -l | grep 1' assert_success } @test "checking relay hosts: custom mapping is added from file" { run docker exec mail_with_relays /bin/sh -c 'cat /etc/postfix/relayhost_map | grep -e "^@domaintwo.tld\s\+\[other.relay.com\]:587" | wc -l | grep 1' assert_success } @test "checking relay hosts: ignored domain is not added" { run docker exec mail_with_relays /bin/sh -c 'cat /etc/postfix/relayhost_map | grep -e "^@domainthree.tld\s\+\[any.relay.com\]:25" | wc -l | grep 0' assert_success } @test "checking relay hosts: auth entry is added" { run docker exec mail_with_relays /bin/sh -c 'cat /etc/postfix/sasl_passwd | grep -e "^@domaintwo.tld\s\+smtp_user_2:smtp_password_2" | wc -l | grep 1' assert_success } @test "checking relay hosts: default auth entry is added" { run docker exec mail_with_relays /bin/sh -c 'cat /etc/postfix/sasl_passwd | grep -e "^\[default.relay.com\]:2525\s\+smtp_user:smtp_password" | wc -l | grep 1' assert_success }