297 lines
10 KiB
Bash
Executable File
297 lines
10 KiB
Bash
Executable File
#! /bin/bash
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# ? >> Sourcing helpers & stacks
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# 1. Helpers
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# 2. Checks
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# 3. Setup
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# 4. Fixes
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# 5. Miscellaneous
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# 6. Daemons
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# ------------------------------------------------------------
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# shellcheck source=./helpers/index.sh
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source /usr/local/bin/helpers/index.sh
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# shellcheck source=./startup/check-stack.sh
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source /usr/local/bin/check-stack.sh
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# shellcheck source=./startup/setup-stack.sh
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source /usr/local/bin/setup-stack.sh
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# shellcheck source=./startup/fixes-stack.sh
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source /usr/local/bin/fixes-stack.sh
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# shellcheck source=./startup/misc-stack.sh
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source /usr/local/bin/misc-stack.sh
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# shellcheck source=./startup/daemons-stack.sh
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source /usr/local/bin/daemons-stack.sh
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# ------------------------------------------------------------
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# Setup supervisord as early as possible
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declare -A VARS
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VARS[SUPERVISOR_LOGLEVEL]="${SUPERVISOR_LOGLEVEL:=warn}"
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_setup_supervisor
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# shellcheck disable=SC2034
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declare -a FUNCS_SETUP FUNCS_FIX FUNCS_CHECK FUNCS_MISC DAEMONS_START
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_obtain_hostname_and_domainname
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# ------------------------------------------------------------
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# ? <<
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# --
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# ? >> Setup of default and global values / variables
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# ------------------------------------------------------------
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# These variables must be defined first; They are used as default values for other variables.
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VARS[POSTMASTER_ADDRESS]="${POSTMASTER_ADDRESS:=postmaster@${DOMAINNAME}}"
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VARS[REPORT_RECIPIENT]="${REPORT_RECIPIENT:=${POSTMASTER_ADDRESS}}"
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VARS[REPORT_SENDER]="${REPORT_SENDER:=mailserver-report@${HOSTNAME}}"
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VARS[AMAVIS_LOGLEVEL]="${AMAVIS_LOGLEVEL:=0}"
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VARS[CLAMAV_MESSAGE_SIZE_LIMIT]="${CLAMAV_MESSAGE_SIZE_LIMIT:=25M}" # 25 MB
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VARS[DEFAULT_RELAY_HOST]="${DEFAULT_RELAY_HOST:=}"
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VARS[DOVECOT_INET_PROTOCOLS]="${DOVECOT_INET_PROTOCOLS:=all}"
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VARS[DOVECOT_MAILBOX_FORMAT]="${DOVECOT_MAILBOX_FORMAT:=maildir}"
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VARS[DOVECOT_TLS]="${DOVECOT_TLS:=no}"
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VARS[ENABLE_AMAVIS]="${ENABLE_AMAVIS:=1}"
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VARS[ENABLE_CLAMAV]="${ENABLE_CLAMAV:=0}"
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VARS[ENABLE_DNSBL]="${ENABLE_DNSBL:=0}"
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VARS[ENABLE_FAIL2BAN]="${ENABLE_FAIL2BAN:=0}"
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VARS[ENABLE_FETCHMAIL]="${ENABLE_FETCHMAIL:=0}"
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VARS[ENABLE_LDAP]="${ENABLE_LDAP:=0}"
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VARS[ENABLE_MANAGESIEVE]="${ENABLE_MANAGESIEVE:=0}"
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VARS[ENABLE_POP3]="${ENABLE_POP3:=0}"
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VARS[ENABLE_POSTGREY]="${ENABLE_POSTGREY:=0}"
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VARS[ENABLE_QUOTAS]="${ENABLE_QUOTAS:=1}"
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VARS[ENABLE_SASLAUTHD]="${ENABLE_SASLAUTHD:=0}"
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VARS[ENABLE_SPAMASSASSIN]="${ENABLE_SPAMASSASSIN:=0}"
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VARS[ENABLE_SPAMASSASSIN_KAM]="${ENABLE_SPAMASSASSIN_KAM:=0}"
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VARS[ENABLE_SRS]="${ENABLE_SRS:=0}"
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VARS[ENABLE_UPDATE_CHECK]="${ENABLE_UPDATE_CHECK:=1}"
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VARS[FAIL2BAN_BLOCKTYPE]="${FAIL2BAN_BLOCKTYPE:=drop}"
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VARS[FETCHMAIL_PARALLEL]="${FETCHMAIL_PARALLEL:=0}"
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VARS[FETCHMAIL_POLL]="${FETCHMAIL_POLL:=300}"
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VARS[LDAP_START_TLS]="${LDAP_START_TLS:=no}"
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VARS[LOG_LEVEL]="${LOG_LEVEL:=info}"
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VARS[LOGROTATE_INTERVAL]="${LOGROTATE_INTERVAL:=weekly}"
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VARS[LOGWATCH_INTERVAL]="${LOGWATCH_INTERVAL:=none}"
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VARS[LOGWATCH_RECIPIENT]="${LOGWATCH_RECIPIENT:=${REPORT_RECIPIENT}}"
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VARS[LOGWATCH_SENDER]="${LOGWATCH_SENDER:=${REPORT_SENDER}}"
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VARS[MOVE_SPAM_TO_JUNK]="${MOVE_SPAM_TO_JUNK:=1}"
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VARS[NETWORK_INTERFACE]="${NETWORK_INTERFACE:=eth0}"
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VARS[ONE_DIR]="${ONE_DIR:=1}"
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VARS[OVERRIDE_HOSTNAME]="${OVERRIDE_HOSTNAME:-}"
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VARS[PERMIT_DOCKER]="${PERMIT_DOCKER:=none}"
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VARS[PFLOGSUMM_RECIPIENT]="${PFLOGSUMM_RECIPIENT:=${REPORT_RECIPIENT}}"
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VARS[PFLOGSUMM_SENDER]="${PFLOGSUMM_SENDER:=${REPORT_SENDER}}"
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VARS[PFLOGSUMM_TRIGGER]="${PFLOGSUMM_TRIGGER:=none}"
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VARS[POSTFIX_INET_PROTOCOLS]="${POSTFIX_INET_PROTOCOLS:=all}"
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VARS[POSTFIX_MAILBOX_SIZE_LIMIT]="${POSTFIX_MAILBOX_SIZE_LIMIT:=0}"
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VARS[POSTFIX_MESSAGE_SIZE_LIMIT]="${POSTFIX_MESSAGE_SIZE_LIMIT:=10240000}" # ~10 MB
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VARS[POSTGREY_AUTO_WHITELIST_CLIENTS]="${POSTGREY_AUTO_WHITELIST_CLIENTS:=5}"
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VARS[POSTGREY_DELAY]="${POSTGREY_DELAY:=300}"
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VARS[POSTGREY_MAX_AGE]="${POSTGREY_MAX_AGE:=35}"
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VARS[POSTGREY_TEXT]="${POSTGREY_TEXT:=Delayed by Postgrey}"
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VARS[POSTSCREEN_ACTION]="${POSTSCREEN_ACTION:=enforce}"
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VARS[RELAY_HOST]="${RELAY_HOST:=}"
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VARS[SA_KILL]=${SA_KILL:="6.31"}
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VARS[SA_SPAM_SUBJECT]=${SA_SPAM_SUBJECT:="***SPAM*** "}
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VARS[SA_TAG]=${SA_TAG:="2.0"}
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VARS[SA_TAG2]=${SA_TAG2:="6.31"}
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VARS[SMTP_ONLY]="${SMTP_ONLY:=0}"
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VARS[SPAMASSASSIN_SPAM_TO_INBOX]="${SPAMASSASSIN_SPAM_TO_INBOX:=1}"
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VARS[SPOOF_PROTECTION]="${SPOOF_PROTECTION:=0}"
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VARS[SRS_SENDER_CLASSES]="${SRS_SENDER_CLASSES:=envelope_sender}"
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VARS[SSL_TYPE]="${SSL_TYPE:=}"
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VARS[TLS_LEVEL]="${TLS_LEVEL:=modern}"
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VARS[TZ]="${TZ:=}"
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VARS[UPDATE_CHECK_INTERVAL]="${UPDATE_CHECK_INTERVAL:=1d}"
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VARS[VIRUSMAILS_DELETE_DELAY]="${VIRUSMAILS_DELETE_DELAY:=7}"
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# ------------------------------------------------------------
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# ? << Setup of default and global values / variables
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# --
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# ? >> Registering functions
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# ------------------------------------------------------------
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function register_functions
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{
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_log 'info' 'Initializing setup'
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_log 'debug' 'Registering functions'
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# ? >> Checks
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_register_check_function '_check_hostname'
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_register_check_function '_check_log_level'
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# ? >> Setup
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_register_setup_function '_setup_default_vars'
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_register_setup_function '_setup_file_permissions'
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[[ -n ${TZ} ]] && _register_setup_function '_setup_timezone'
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if [[ ${SMTP_ONLY} -ne 1 ]]
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then
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_register_setup_function '_setup_dovecot'
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_register_setup_function '_setup_dovecot_dhparam'
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_register_setup_function '_setup_dovecot_quota'
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_register_setup_function '_setup_dovecot_local_user'
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fi
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[[ ${ENABLE_LDAP} -eq 1 ]] && _register_setup_function '_setup_ldap'
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[[ ${ENABLE_POSTGREY} -eq 1 ]] && _register_setup_function '_setup_postgrey'
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[[ ${ENABLE_SASLAUTHD} -eq 1 ]] && _register_setup_function '_setup_saslauthd'
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[[ ${POSTFIX_INET_PROTOCOLS} != 'all' ]] && _register_setup_function '_setup_postfix_inet_protocols'
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[[ ${DOVECOT_INET_PROTOCOLS} != 'all' ]] && _register_setup_function '_setup_dovecot_inet_protocols'
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[[ ${ENABLE_FAIL2BAN} -eq 1 ]] && _register_setup_function '_setup_fail2ban'
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[[ ${ENABLE_DNSBL} -eq 0 ]] && _register_setup_function '_setup_dnsbl_disable'
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[[ ${CLAMAV_MESSAGE_SIZE_LIMIT} != '25M' ]] && _register_setup_function '_setup_clamav_sizelimit'
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_register_setup_function '_setup_dkim'
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_register_setup_function '_setup_ssl'
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_register_setup_function '_setup_docker_permit'
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_register_setup_function '_setup_mailname'
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_register_setup_function '_setup_amavis'
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_register_setup_function '_setup_dmarc_hostname'
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_register_setup_function '_setup_postfix_hostname'
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_register_setup_function '_setup_dovecot_hostname'
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_register_setup_function '_setup_postfix_smtputf8'
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_register_setup_function '_setup_postfix_sasl'
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_register_setup_function '_setup_postfix_sasl_password'
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_register_setup_function '_setup_security_stack'
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_register_setup_function '_setup_postfix_aliases'
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_register_setup_function '_setup_postfix_vhost'
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_register_setup_function '_setup_postfix_dhparam'
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_register_setup_function '_setup_postfix_postscreen'
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_register_setup_function '_setup_postfix_sizelimits'
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# needs to come after _setup_postfix_aliases
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[[ ${SPOOF_PROTECTION} -eq 1 ]] && _register_setup_function '_setup_spoof_protection'
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if [[ ${ENABLE_FETCHMAIL} -eq 1 ]]
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then
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_register_setup_function '_setup_fetchmail'
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[[ ${FETCHMAIL_PARALLEL} -eq 1 ]] && _register_setup_function '_setup_fetchmail_parallel'
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fi
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if [[ ${ENABLE_SRS} -eq 1 ]]
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then
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_register_setup_function '_setup_SRS'
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_register_start_daemon '_start_daemon_postsrsd'
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fi
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_register_setup_function '_setup_postfix_access_control'
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_register_setup_function '_setup_postfix_relay_hosts'
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[[ ${ENABLE_POSTFIX_VIRTUAL_TRANSPORT:-0} -eq 1 ]] && _register_setup_function '_setup_postfix_virtual_transport'
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_register_setup_function '_setup_postfix_override_configuration'
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_register_setup_function '_setup_logrotate'
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_register_setup_function '_setup_mail_summary'
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_register_setup_function '_setup_logwatch'
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_register_setup_function '_setup_user_patches'
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# needs to come last as configuration files are modified in-place
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_register_setup_function '_setup_chksum_file'
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# ? >> Fixes
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_register_fix_function '_fix_var_mail_permissions'
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[[ ${ENABLE_AMAVIS} -eq 1 ]] && _register_fix_function '_fix_var_amavis_permissions'
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[[ ${ENABLE_CLAMAV} -eq 0 ]] && _register_fix_function '_fix_cleanup_clamav'
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[[ ${ENABLE_SPAMASSASSIN} -eq 0 ]] && _register_fix_function '_fix_cleanup_spamassassin'
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# ? >> Miscellaneous
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_register_misc_function '_misc_save_states'
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# ? >> Daemons
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_register_start_daemon '_start_daemon_cron'
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_register_start_daemon '_start_daemon_rsyslog'
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[[ ${SMTP_ONLY} -ne 1 ]] && _register_start_daemon '_start_daemon_dovecot'
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[[ ${ENABLE_UPDATE_CHECK} -eq 1 ]] && _register_start_daemon '_start_daemon_update_check'
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# needs to be started before SASLauthd
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_register_start_daemon '_start_daemon_opendkim'
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_register_start_daemon '_start_daemon_opendmarc'
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# needs to be started before postfix
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[[ ${ENABLE_POSTGREY} -eq 1 ]] && _register_start_daemon '_start_daemon_postgrey'
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_register_start_daemon '_start_daemon_postfix'
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# needs to be started after postfix
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[[ ${ENABLE_SASLAUTHD} -eq 1 ]] && _register_start_daemon '_start_daemon_saslauthd'
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[[ ${ENABLE_FAIL2BAN} -eq 1 ]] && _register_start_daemon '_start_daemon_fail2ban'
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[[ ${ENABLE_FETCHMAIL} -eq 1 ]] && _register_start_daemon '_start_daemon_fetchmail'
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[[ ${ENABLE_CLAMAV} -eq 1 ]] && _register_start_daemon '_start_daemon_clamav'
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[[ ${ENABLE_LDAP} -eq 0 ]] && _register_start_daemon '_start_daemon_changedetector'
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[[ ${ENABLE_AMAVIS} -eq 1 ]] && _register_start_daemon '_start_daemon_amavis'
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}
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function _register_start_daemon
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{
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DAEMONS_START+=("${1}")
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_log 'trace' "${1}() registered"
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}
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function _register_setup_function
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{
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FUNCS_SETUP+=("${1}")
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_log 'trace' "${1}() registered"
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}
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function _register_fix_function
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{
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FUNCS_FIX+=("${1}")
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_log 'trace' "${1}() registered"
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}
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function _register_check_function
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{
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FUNCS_CHECK+=("${1}")
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_log 'trace' "${1}() registered"
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}
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function _register_misc_function
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{
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FUNCS_MISC+=("${1}")
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_log 'trace' "${1}() registered"
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}
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# ------------------------------------------------------------
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# ? << Registering functions
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# ------------------------------------------------------------
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# ? << Sourcing all stacks
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# --
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# ? >> Executing all stacks
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# ------------------------------------------------------------
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_log 'info' "Welcome to docker-mailserver $(</VERSION)"
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register_functions
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check
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setup
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[[ ${LOG_LEVEL} =~ (debug|trace) ]] && print-environment
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fix
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start_misc
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_start_daemons
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# marker to check, if container was restarted
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date >/CONTAINER_START
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_log 'info' "${HOSTNAME} is up and running"
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touch /var/log/mail/mail.log
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tail -Fn 0 /var/log/mail/mail.log
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exit 0
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