mirror of
https://github.com/docker-mailserver/docker-mailserver.git
synced 2024-01-19 02:48:50 +00:00
1813 lines
67 KiB
Bash
1813 lines
67 KiB
Bash
#!/bin/bash
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##########################################################################
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# >> DEFAULT VARS
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#
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# add them here.
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# Example: DEFAULT_VARS["KEY"]="VALUE"
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##########################################################################
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declare -A DEFAULT_VARS
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DEFAULT_VARS["ENABLE_CLAMAV"]="${ENABLE_CLAMAV:="0"}"
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DEFAULT_VARS["ENABLE_SPAMASSASSIN"]="${ENABLE_SPAMASSASSIN:="0"}"
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DEFAULT_VARS["ENABLE_POP3"]="${ENABLE_POP3:="0"}"
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DEFAULT_VARS["ENABLE_FAIL2BAN"]="${ENABLE_FAIL2BAN:="0"}"
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DEFAULT_VARS["ENABLE_MANAGESIEVE"]="${ENABLE_MANAGESIEVE:="0"}"
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DEFAULT_VARS["ENABLE_FETCHMAIL"]="${ENABLE_FETCHMAIL:="0"}"
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DEFAULT_VARS["FETCHMAIL_POLL"]="${FETCHMAIL_POLL:="300"}"
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DEFAULT_VARS["ENABLE_LDAP"]="${ENABLE_LDAP:="0"}"
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DEFAULT_VARS["LDAP_START_TLS"]="${LDAP_START_TLS:="no"}"
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DEFAULT_VARS["DOVECOT_TLS"]="${DOVECOT_TLS:="no"}"
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DEFAULT_VARS["DOVECOT_MAILBOX_FORMAT"]="${DOVECOT_MAILBOX_FORMAT:="maildir"}"
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DEFAULT_VARS["ENABLE_POSTGREY"]="${ENABLE_POSTGREY:="0"}"
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DEFAULT_VARS["POSTGREY_DELAY"]="${POSTGREY_DELAY:="300"}"
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DEFAULT_VARS["POSTGREY_MAX_AGE"]="${POSTGREY_MAX_AGE:="35"}"
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DEFAULT_VARS["POSTGREY_AUTO_WHITELIST_CLIENTS"]="${POSTGREY_AUTO_WHITELIST_CLIENTS:="5"}"
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DEFAULT_VARS["POSTGREY_TEXT"]="${POSTGREY_TEXT:="Delayed by postgrey"}"
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DEFAULT_VARS["POSTFIX_MESSAGE_SIZE_LIMIT"]="${POSTFIX_MESSAGE_SIZE_LIMIT:="10240000"}" # ~10 MB by default
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DEFAULT_VARS["POSTFIX_MAILBOX_SIZE_LIMIT"]="${POSTFIX_MAILBOX_SIZE_LIMIT:="0"}" # no limit by default
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DEFAULT_VARS["ENABLE_SASLAUTHD"]="${ENABLE_SASLAUTHD:="0"}"
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DEFAULT_VARS["SMTP_ONLY"]="${SMTP_ONLY:="0"}"
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DEFAULT_VARS["DMS_DEBUG"]="${DMS_DEBUG:="0"}"
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DEFAULT_VARS["OVERRIDE_HOSTNAME"]="${OVERRIDE_HOSTNAME}"
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DEFAULT_VARS["POSTSCREEN_ACTION"]="${POSTSCREEN_ACTION:="enforce"}"
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DEFAULT_VARS["SPOOF_PROTECTION"]="${SPOOF_PROTECTION:="0"}"
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DEFAULT_VARS["TLS_LEVEL"]="${TLS_LEVEL:="modern"}"
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DEFAULT_VARS["ENABLE_SRS"]="${ENABLE_SRS:="0"}"
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DEFAULT_VARS["REPORT_RECIPIENT"]="${REPORT_RECIPIENT:="0"}"
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DEFAULT_VARS["LOGROTATE_INTERVAL"]="${LOGROTATE_INTERVAL:=${REPORT_INTERVAL:-"daily"}}"
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DEFAULT_VARS["LOGWATCH_INTERVAL"]="${LOGWATCH_INTERVAL:="none"}"
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DEFAULT_VARS["VIRUSMAILS_DELETE_DELAY"]="${VIRUSMAILS_DELETE_DELAY:="7"}"
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##########################################################################
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# << DEFAULT VARS
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##########################################################################
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##########################################################################
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# >> GLOBAL VARS
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#
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# add your global script variables here.
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#
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# Example: KEY="VALUE"
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##########################################################################
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HOSTNAME="$(hostname -f)"
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DOMAINNAME="$(hostname -d)"
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CHKSUM_FILE=/tmp/docker-mailserver-config-chksum
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##########################################################################
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# << GLOBAL VARS
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##########################################################################
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##########################################################################
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# >> REGISTER FUNCTIONS
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#
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# add your new functions/methods here.
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#
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# NOTE: position matters when registering a function in stacks. First in First out
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# Execution Logic:
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# > check functions
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# > setup functions
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# > fix functions
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# > misc functions
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# > start-daemons
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#
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# Example:
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# if [ CONDITION IS MET ]; then
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# _register_{setup,fix,check,start}_{functions,daemons} "$FUNCNAME"
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# fi
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#
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# Implement them in the section-group: {check,setup,fix,start}
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##########################################################################
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function register_functions() {
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notify 'taskgrp' 'Initializing setup'
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notify 'task' 'Registering check,setup,fix,misc and start-daemons functions'
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################### >> check funcs
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_register_check_function "_check_environment_variables"
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_register_check_function "_check_hostname"
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################### << check funcs
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################### >> setup funcs
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_register_setup_function "_setup_default_vars"
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_register_setup_function "_setup_file_permissions"
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if [ "$ENABLE_ELK_FORWARDER" = 1 ]; then
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_register_setup_function "_setup_elk_forwarder"
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fi
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if [ "$SMTP_ONLY" != 1 ]; 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_local_user"
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fi
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if [ "$ENABLE_LDAP" = 1 ];then
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_register_setup_function "_setup_ldap"
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fi
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if [ "$ENABLE_SASLAUTHD" = 1 ];then
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_register_setup_function "_setup_saslauthd"
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fi
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if [ "$ENABLE_POSTGREY" = 1 ];then
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_register_setup_function "_setup_postgrey"
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fi
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_register_setup_function "_setup_dkim"
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_register_setup_function "_setup_ssl"
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_register_setup_function "_setup_docker_permit"
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_register_setup_function "_setup_mailname"
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_register_setup_function "_setup_amavis"
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_register_setup_function "_setup_dmarc_hostname"
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_register_setup_function "_setup_postfix_hostname"
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_register_setup_function "_setup_dovecot_hostname"
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_register_setup_function "_setup_postfix_smtputf8"
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_register_setup_function "_setup_postfix_sasl"
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_register_setup_function "_setup_postfix_sasl_password"
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_register_setup_function "_setup_security_stack"
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_register_setup_function "_setup_postfix_aliases"
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_register_setup_function "_setup_postfix_vhost"
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_register_setup_function "_setup_postfix_dhparam"
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_register_setup_function "_setup_postfix_postscreen"
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_register_setup_function "_setup_postfix_sizelimits"
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if [ "$SPOOF_PROTECTION" = 1 ]; then
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_register_setup_function "_setup_spoof_protection"
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fi
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if [ "$ENABLE_SRS" = 1 ]; then
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_register_setup_function "_setup_SRS"
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_register_start_daemon "_start_daemons_postsrsd"
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fi
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_register_setup_function "_setup_postfix_access_control"
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if [ ! -z "$AWS_SES_HOST" -a ! -z "$AWS_SES_USERPASS" ]; then
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_register_setup_function "_setup_postfix_relay_hosts"
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fi
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if [ ! -z "$DEFAULT_RELAY_HOST" ]; then
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_register_setup_function "_setup_postfix_default_relay_host"
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fi
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if [ ! -z "$RELAY_HOST" ]; then
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_register_setup_function "_setup_postfix_relay_hosts"
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fi
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if [ "$ENABLE_POSTFIX_VIRTUAL_TRANSPORT" = 1 ]; then
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_register_setup_function "_setup_postfix_virtual_transport"
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fi
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_register_setup_function "_setup_postfix_override_configuration"
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_register_setup_function "_setup_environment"
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_register_setup_function "_setup_logrotate"
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if [ "$PFLOGSUMM_TRIGGER" != "none" ]; then
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_register_setup_function "_setup_mail_summary"
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fi
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if [ "$LOGWATCH_TRIGGER" != "none" ]; then
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_register_setup_function "_setup_logwatch"
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fi
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_register_setup_function "_setup_user_patches"
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# Compute last as the config files are modified in-place
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_register_setup_function "_setup_chksum_file"
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################### << setup funcs
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################### >> fix funcs
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_register_fix_function "_fix_var_mail_permissions"
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_register_fix_function "_fix_var_amavis_permissions"
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if [ "$ENABLE_CLAMAV" = 0 ]; then
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_register_fix_function "_fix_cleanup_clamav"
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fi
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if [ "$ENABLE_SPAMASSASSIN" = 0 ]; then
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_register_fix_function "_fix_cleanup_spamassassin"
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fi
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################### << fix funcs
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################### >> misc funcs
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_register_misc_function "_misc_save_states"
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################### << misc funcs
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################### >> daemon funcs
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_register_start_daemon "_start_daemons_cron"
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_register_start_daemon "_start_daemons_rsyslog"
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if [ "$ENABLE_ELK_FORWARDER" = 1 ]; then
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_register_start_daemon "_start_daemons_filebeat"
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fi
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if [ "$SMTP_ONLY" != 1 ]; then
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_register_start_daemon "_start_daemons_dovecot"
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fi
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# needs to be started before saslauthd
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_register_start_daemon "_start_daemons_opendkim"
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_register_start_daemon "_start_daemons_opendmarc"
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#postfix uses postgrey, needs to be started before postfix
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if [ "$ENABLE_POSTGREY" = 1 ]; then
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_register_start_daemon "_start_daemons_postgrey"
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fi
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_register_start_daemon "_start_daemons_postfix"
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if [ "$ENABLE_SASLAUTHD" = 1 ];then
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_register_start_daemon "_start_daemons_saslauthd"
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fi
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# care needs to run after postfix
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if [ "$ENABLE_FAIL2BAN" = 1 ]; then
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_register_start_daemon "_start_daemons_fail2ban"
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fi
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if [ "$ENABLE_FETCHMAIL" = 1 ]; then
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_register_start_daemon "_start_daemons_fetchmail"
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fi
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if [ "$ENABLE_CLAMAV" = 1 ]; then
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_register_start_daemon "_start_daemons_clamav"
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fi
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# Change detector
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if [ "$ENABLE_LDAP" = 0 ]; then
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_register_start_daemon "_start_changedetector"
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fi
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_register_start_daemon "_start_daemons_amavis"
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################### << daemon funcs
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}
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##########################################################################
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# << REGISTER FUNCTIONS
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##########################################################################
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# !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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# ! CARE --> DON'T CHANGE, unless you exactly know what you are doing
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# !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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# >>
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##########################################################################
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# >> CONSTANTS
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##########################################################################
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declare -a FUNCS_SETUP
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declare -a FUNCS_FIX
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declare -a FUNCS_CHECK
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declare -a FUNCS_MISC
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declare -a DAEMONS_START
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declare -A HELPERS_EXEC_STATE
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##########################################################################
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# << CONSTANTS
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##########################################################################
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##########################################################################
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# >> protected register_functions
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##########################################################################
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function _register_start_daemon() {
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DAEMONS_START+=($1)
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notify 'inf' "$1() registered"
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}
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function _register_setup_function() {
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FUNCS_SETUP+=($1)
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notify 'inf' "$1() registered"
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}
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function _register_fix_function() {
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FUNCS_FIX+=($1)
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notify 'inf' "$1() registered"
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}
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function _register_check_function() {
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FUNCS_CHECK+=($1)
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notify 'inf' "$1() registered"
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}
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function _register_misc_function() {
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FUNCS_MISC+=($1)
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notify 'inf' "$1() registered"
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}
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##########################################################################
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# << protected register_functions
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##########################################################################
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function notify () {
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c_red="\e[0;31m"
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c_green="\e[0;32m"
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c_brown="\e[0;33m"
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c_blue="\e[0;34m"
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c_bold="\033[1m"
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c_reset="\e[0m"
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notification_type=$1
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notification_msg=$2
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notification_format=$3
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msg=""
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case "${notification_type}" in
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'taskgrp')
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msg="${c_bold}${notification_msg}${c_reset}"
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;;
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'task')
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if [[ ${DEFAULT_VARS["DMS_DEBUG"]} == 1 ]]; then
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msg=" ${notification_msg}${c_reset}"
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fi
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;;
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'inf')
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if [[ ${DEFAULT_VARS["DMS_DEBUG"]} == 1 ]]; then
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msg="${c_green} * ${notification_msg}${c_reset}"
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fi
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;;
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'started')
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msg="${c_green} ${notification_msg}${c_reset}"
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;;
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'warn')
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msg="${c_brown} * ${notification_msg}${c_reset}"
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;;
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'err')
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msg="${c_red} * ${notification_msg}${c_reset}"
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;;
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'fatal')
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msg="${c_red}Error: ${notification_msg}${c_reset}"
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;;
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*)
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msg=""
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;;
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esac
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case "${notification_format}" in
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'n')
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options="-ne"
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;;
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*)
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options="-e"
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;;
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esac
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[[ ! -z "${msg}" ]] && echo $options "${msg}"
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}
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function defunc() {
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notify 'fatal' "Please fix your configuration. Exiting..."
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exit 1
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}
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function display_startup_daemon() {
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$1 &>/dev/null
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res=$?
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if [[ ${DEFAULT_VARS["DMS_DEBUG"]} == 1 ]]; then
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if [ $res = 0 ]; then
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notify 'started' " [ OK ]"
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else
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echo "false"
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notify 'err' " [ FAILED ]"
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fi
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fi
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return $res
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}
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# !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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# ! CARE --> DON'T CHANGE, except you know exactly what you are doing
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# !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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# <<
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##########################################################################
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# >> Check Stack
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#
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# Description: Place functions for initial check of container sanity
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##########################################################################
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function check() {
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notify 'taskgrp' 'Checking configuration'
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for _func in "${FUNCS_CHECK[@]}";do
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$_func
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[ $? != 0 ] && defunc
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done
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}
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function _check_hostname() {
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notify "task" "Check that hostname/domainname is provided or overidden (no default docker hostname/kubernetes) [$FUNCNAME]"
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if [[ ! -z ${DEFAULT_VARS["OVERRIDE_HOSTNAME"]} ]]; then
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export HOSTNAME=${DEFAULT_VARS["OVERRIDE_HOSTNAME"]}
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export DOMAINNAME=$(echo $HOSTNAME | sed s/[^.]*.//)
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fi
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notify 'inf' "Domain has been set to $DOMAINNAME"
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notify 'inf' "Hostname has been set to $HOSTNAME"
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if ( ! echo $HOSTNAME | grep -E '^(\S+[.]\S+)$' > /dev/null ); then
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notify 'err' "Setting hostname/domainname is required"
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kill `cat /var/run/supervisord.pid` && return 1
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else
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return 0
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fi
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}
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function _check_environment_variables() {
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notify "task" "Check that there are no conflicts with env variables [$FUNCNAME]"
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return 0
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}
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##########################################################################
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# << Check Stack
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##########################################################################
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##########################################################################
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# >> Setup Stack
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#
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# Description: Place functions for functional configurations here
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##########################################################################
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function setup() {
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notify 'taskgrp' 'Configuring mail server'
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for _func in "${FUNCS_SETUP[@]}";do
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$_func
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done
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}
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function _setup_default_vars() {
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notify 'task' "Setting up default variables [$FUNCNAME]"
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# update POSTMASTER_ADDRESS - must be done done after _check_hostname()
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DEFAULT_VARS["POSTMASTER_ADDRESS"]="${POSTMASTER_ADDRESS:=postmaster@${DOMAINNAME}}"
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# update REPORT_SENDER - must be done done after _check_hostname()
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DEFAULT_VARS["REPORT_SENDER"]="${REPORT_SENDER:=mailserver-report@${HOSTNAME}}"
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DEFAULT_VARS["PFLOGSUMM_SENDER"]="${PFLOGSUMM_SENDER:=${REPORT_SENDER}}"
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# set PFLOGSUMM_TRIGGER here for backwards compatibility
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# when REPORT_RECIPIENT is on the old method should be used
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if [ "$REPORT_RECIPIENT" == "0" ]; then
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DEFAULT_VARS["PFLOGSUMM_TRIGGER"]="${PFLOGSUMM_TRIGGER:="none"}"
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else
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DEFAULT_VARS["PFLOGSUMM_TRIGGER"]="${PFLOGSUMM_TRIGGER:="logrotate"}"
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fi
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# Expand address to simplify the rest of the script
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if [ "$REPORT_RECIPIENT" == "0" ] || [ "$REPORT_RECIPIENT" == "1" ]; then
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REPORT_RECIPIENT="$POSTMASTER_ADDRESS"
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DEFAULT_VARS["REPORT_RECIPIENT"]="${REPORT_RECIPIENT}"
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fi
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DEFAULT_VARS["PFLOGSUMM_RECIPIENT"]="${PFLOGSUMM_RECIPIENT:=${REPORT_RECIPIENT}}"
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DEFAULT_VARS["LOGWATCH_RECIPIENT"]="${LOGWATCH_RECIPIENT:=${REPORT_RECIPIENT}}"
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for var in ${!DEFAULT_VARS[@]}; do
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echo "export $var=\"${DEFAULT_VARS[$var]}\"" >> /root/.bashrc
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[ $? != 0 ] && notify 'err' "Unable to set $var=${DEFAULT_VARS[$var]}" && kill -15 `cat /var/run/supervisord.pid` && return 1
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notify 'inf' "Set $var=${DEFAULT_VARS[$var]}"
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done
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}
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# File/folder permissions are fine when using docker volumes, but may be wrong
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# when file system folders are mounted into the container.
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# Set the expected values and create missing folders/files just in case.
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function _setup_file_permissions() {
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notify 'task' "Setting file/folder permissions"
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mkdir -p /var/log/supervisor
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mkdir -p /var/log/mail
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chown syslog:root /var/log/mail
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touch /var/log/mail/clamav.log
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chown clamav:adm /var/log/mail/clamav.log
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chmod 640 /var/log/mail/clamav.log
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touch /var/log/mail/freshclam.log
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chown clamav:adm /var/log/mail/freshclam.log
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chmod 640 /var/log/mail/freshclam.log
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}
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|
|
function _setup_chksum_file() {
|
|
notify 'task' "Setting up configuration checksum file"
|
|
|
|
|
|
if [ -d /tmp/docker-mailserver ]; then
|
|
pushd /tmp/docker-mailserver
|
|
|
|
declare -a cf_files=()
|
|
for file in postfix-accounts.cf postfix-virtual.cf postfix-aliases.cf; do
|
|
[ -f "$file" ] && cf_files+=("$file")
|
|
done
|
|
|
|
notify 'inf' "Creating $CHKSUM_FILE"
|
|
sha512sum ${cf_files[@]/#/--tag } >$CHKSUM_FILE
|
|
|
|
popd
|
|
else
|
|
# We could just skip the file, but perhaps config can be added later?
|
|
# If so it must be processed by the check for changes script
|
|
notify 'inf' "Creating empty $CHKSUM_FILE (no config)"
|
|
touch $CHKSUM_FILE
|
|
fi
|
|
}
|
|
|
|
function _setup_mailname() {
|
|
notify 'task' 'Setting up Mailname'
|
|
|
|
notify 'inf' "Creating /etc/mailname"
|
|
echo $DOMAINNAME > /etc/mailname
|
|
}
|
|
|
|
function _setup_amavis() {
|
|
notify 'task' 'Setting up Amavis'
|
|
|
|
notify 'inf' "Applying hostname to /etc/amavis/conf.d/05-node_id"
|
|
sed -i 's/^#\$myhostname = "mail.example.com";/\$myhostname = "'$HOSTNAME'";/' /etc/amavis/conf.d/05-node_id
|
|
}
|
|
|
|
function _setup_dmarc_hostname() {
|
|
notify 'task' 'Setting up dmarc'
|
|
|
|
notify 'inf' "Applying hostname to /etc/opendmarc.conf"
|
|
sed -i -e 's/^AuthservID.*$/AuthservID '$HOSTNAME'/g' \
|
|
-e 's/^TrustedAuthservIDs.*$/TrustedAuthservIDs '$HOSTNAME'/g' /etc/opendmarc.conf
|
|
}
|
|
|
|
function _setup_postfix_hostname() {
|
|
notify 'task' 'Applying hostname and domainname to Postfix'
|
|
|
|
notify 'inf' "Applying hostname to /etc/postfix/main.cf"
|
|
postconf -e "myhostname = $HOSTNAME"
|
|
postconf -e "mydomain = $DOMAINNAME"
|
|
}
|
|
|
|
function _setup_dovecot_hostname() {
|
|
notify 'task' 'Applying hostname to Dovecot'
|
|
|
|
notify 'inf' "Applying hostname to /etc/dovecot/conf.d/15-lda.conf"
|
|
sed -i 's/^#hostname =.*$/hostname = '$HOSTNAME'/g' /etc/dovecot/conf.d/15-lda.conf
|
|
}
|
|
|
|
function _setup_dovecot() {
|
|
notify 'task' 'Setting up Dovecot'
|
|
|
|
# Moved from docker file, copy or generate default self-signed cert
|
|
if [ -f /var/mail-state/lib-dovecot/dovecot.pem -a "$ONE_DIR" = 1 ]; then
|
|
notify 'inf' "Copying default dovecot cert"
|
|
cp /var/mail-state/lib-dovecot/dovecot.key /etc/dovecot/ssl/
|
|
cp /var/mail-state/lib-dovecot/dovecot.pem /etc/dovecot/ssl/
|
|
fi
|
|
if [ ! -f /etc/dovecot/ssl/dovecot.pem ]; then
|
|
notify 'inf' "Generating default dovecot cert"
|
|
pushd /usr/share/dovecot
|
|
./mkcert.sh
|
|
popd
|
|
|
|
if [ "$ONE_DIR" = 1 ];then
|
|
mkdir -p /var/mail-state/lib-dovecot
|
|
cp /etc/dovecot/ssl/dovecot.key /var/mail-state/lib-dovecot/
|
|
cp /etc/dovecot/ssl/dovecot.pem /var/mail-state/lib-dovecot/
|
|
fi
|
|
fi
|
|
|
|
cp -a /usr/share/dovecot/protocols.d /etc/dovecot/
|
|
# Disable pop3 (it will be eventually enabled later in the script, if requested)
|
|
mv /etc/dovecot/protocols.d/pop3d.protocol /etc/dovecot/protocols.d/pop3d.protocol.disab
|
|
mv /etc/dovecot/protocols.d/managesieved.protocol /etc/dovecot/protocols.d/managesieved.protocol.disab
|
|
sed -i -e 's/#ssl = yes/ssl = yes/g' /etc/dovecot/conf.d/10-master.conf
|
|
sed -i -e 's/#port = 993/port = 993/g' /etc/dovecot/conf.d/10-master.conf
|
|
sed -i -e 's/#port = 995/port = 995/g' /etc/dovecot/conf.d/10-master.conf
|
|
sed -i -e 's/#ssl = yes/ssl = required/g' /etc/dovecot/conf.d/10-ssl.conf
|
|
sed -i 's/^postmaster_address = .*$/postmaster_address = '$POSTMASTER_ADDRESS'/g' /etc/dovecot/conf.d/15-lda.conf
|
|
|
|
# Set mail_location according to mailbox format
|
|
case "$DOVECOT_MAILBOX_FORMAT" in
|
|
sdbox|mdbox|maildir )
|
|
notify 'inf' "Dovecot $DOVECOT_MAILBOX_FORMAT format configured"
|
|
sed -i -e 's/^mail_location = .*$/mail_location = '$DOVECOT_MAILBOX_FORMAT':\/var\/mail\/%d\/%n/g' /etc/dovecot/conf.d/10-mail.conf
|
|
;;
|
|
* )
|
|
notify 'inf' "Dovecot maildir format configured (default)"
|
|
sed -i -e 's/^mail_location = .*$/mail_location = maildir:\/var\/mail\/%d\/%n/g' /etc/dovecot/conf.d/10-mail.conf
|
|
;;
|
|
esac
|
|
|
|
# Enable Managesieve service by setting the symlink
|
|
# to the configuration file Dovecot will actually find
|
|
if [ "$ENABLE_MANAGESIEVE" = 1 ]; then
|
|
notify 'inf' "Sieve management enabled"
|
|
mv /etc/dovecot/protocols.d/managesieved.protocol.disab /etc/dovecot/protocols.d/managesieved.protocol
|
|
fi
|
|
|
|
# Copy pipe and filter programs, if any
|
|
rm -f /usr/lib/dovecot/sieve-filter/*
|
|
rm -f /usr/lib/dovecot/sieve-pipe/*
|
|
[ -d /tmp/docker-mailserver/sieve-filter ] && cp /tmp/docker-mailserver/sieve-filter/* /usr/lib/dovecot/sieve-filter/
|
|
[ -d /tmp/docker-mailserver/sieve-pipe ] && cp /tmp/docker-mailserver/sieve-pipe/* /usr/lib/dovecot/sieve-pipe/
|
|
if [ -f /tmp/docker-mailserver/before.dovecot.sieve ]; then
|
|
sed -i "s/#sieve_before =/sieve_before =/" /etc/dovecot/conf.d/90-sieve.conf
|
|
cp /tmp/docker-mailserver/before.dovecot.sieve /usr/lib/dovecot/sieve-global/
|
|
sievec /usr/lib/dovecot/sieve-global/before.dovecot.sieve
|
|
else
|
|
sed -i "s/ sieve_before =/ #sieve_before =/" /etc/dovecot/conf.d/90-sieve.conf
|
|
fi
|
|
|
|
if [ -f /tmp/docker-mailserver/after.dovecot.sieve ]; then
|
|
sed -i "s/#sieve_after =/sieve_after =/" /etc/dovecot/conf.d/90-sieve.conf
|
|
cp /tmp/docker-mailserver/after.dovecot.sieve /usr/lib/dovecot/sieve-global/
|
|
sievec /usr/lib/dovecot/sieve-global/after.dovecot.sieve
|
|
else
|
|
sed -i "s/ sieve_after =/ #sieve_after =/" /etc/dovecot/conf.d/90-sieve.conf
|
|
fi
|
|
chown docker:docker -R /usr/lib/dovecot/sieve*
|
|
chmod 550 -R /usr/lib/dovecot/sieve*
|
|
}
|
|
|
|
function _setup_dovecot_local_user() {
|
|
notify 'task' 'Setting up Dovecot Local User'
|
|
echo -n > /etc/postfix/vmailbox
|
|
echo -n > /etc/dovecot/userdb
|
|
if [ -f /tmp/docker-mailserver/postfix-accounts.cf -a "$ENABLE_LDAP" != 1 ]; then
|
|
notify 'inf' "Checking file line endings"
|
|
sed -i 's/\r//g' /tmp/docker-mailserver/postfix-accounts.cf
|
|
notify 'inf' "Regenerating postfix user list"
|
|
echo "# WARNING: this file is auto-generated. Modify config/postfix-accounts.cf to edit user list." > /etc/postfix/vmailbox
|
|
|
|
# Checking that /tmp/docker-mailserver/postfix-accounts.cf ends with a newline
|
|
sed -i -e '$a\' /tmp/docker-mailserver/postfix-accounts.cf
|
|
|
|
chown dovecot:dovecot /etc/dovecot/userdb
|
|
chmod 640 /etc/dovecot/userdb
|
|
|
|
sed -i -e '/\!include auth-ldap\.conf\.ext/s/^/#/' /etc/dovecot/conf.d/10-auth.conf
|
|
sed -i -e '/\!include auth-passwdfile\.inc/s/^#//' /etc/dovecot/conf.d/10-auth.conf
|
|
|
|
# Creating users
|
|
# 'pass' is encrypted
|
|
# comments and empty lines are ignored
|
|
grep -v "^\s*$\|^\s*\#" /tmp/docker-mailserver/postfix-accounts.cf | while IFS=$'|' read login pass
|
|
do
|
|
# Setting variables for better readability
|
|
user=$(echo ${login} | cut -d @ -f1)
|
|
domain=$(echo ${login} | cut -d @ -f2)
|
|
# Let's go!
|
|
notify 'inf' "user '${user}' for domain '${domain}' with password '********'"
|
|
echo "${login} ${domain}/${user}/" >> /etc/postfix/vmailbox
|
|
# User database for dovecot has the following format:
|
|
# user:password:uid:gid:(gecos):home:(shell):extra_fields
|
|
# Example :
|
|
# ${login}:${pass}:5000:5000::/var/mail/${domain}/${user}::userdb_mail=maildir:/var/mail/${domain}/${user}
|
|
echo "${login}:${pass}:5000:5000::/var/mail/${domain}/${user}::" >> /etc/dovecot/userdb
|
|
mkdir -p /var/mail/${domain}/${user}
|
|
# Copy user provided sieve file, if present
|
|
test -e /tmp/docker-mailserver/${login}.dovecot.sieve && cp /tmp/docker-mailserver/${login}.dovecot.sieve /var/mail/${domain}/${user}/.dovecot.sieve
|
|
echo ${domain} >> /tmp/vhost.tmp
|
|
done
|
|
else
|
|
notify 'inf' "'config/docker-mailserver/postfix-accounts.cf' is not provided. No mail account created."
|
|
fi
|
|
|
|
if [[ ! $(grep '@' /tmp/docker-mailserver/postfix-accounts.cf | grep '|') ]]; then
|
|
if [ $ENABLE_LDAP -eq 0 ]; then
|
|
notify 'fatal' "Unless using LDAP, you need at least 1 email account to start Dovecot."
|
|
defunc
|
|
fi
|
|
fi
|
|
|
|
}
|
|
|
|
function _setup_ldap() {
|
|
notify 'task' 'Setting up Ldap'
|
|
|
|
notify 'inf' 'Checking for custom configs'
|
|
# cp config files if in place
|
|
for i in 'users' 'groups' 'aliases' 'domains'; do
|
|
fpath="/tmp/docker-mailserver/ldap-${i}.cf"
|
|
if [ -f $fpath ]; then
|
|
cp ${fpath} /etc/postfix/ldap-${i}.cf
|
|
fi
|
|
done
|
|
|
|
notify 'inf' 'Starting to override configs'
|
|
for f in /etc/postfix/ldap-users.cf /etc/postfix/ldap-groups.cf /etc/postfix/ldap-aliases.cf /etc/postfix/ldap-domains.cf /etc/postfix/maps/sender_login_maps.ldap
|
|
do
|
|
[[ $f =~ ldap-user ]] && export LDAP_QUERY_FILTER="${LDAP_QUERY_FILTER_USER}"
|
|
[[ $f =~ ldap-group ]] && export LDAP_QUERY_FILTER="${LDAP_QUERY_FILTER_GROUP}"
|
|
[[ $f =~ ldap-aliases ]] && export LDAP_QUERY_FILTER="${LDAP_QUERY_FILTER_ALIAS}"
|
|
[[ $f =~ ldap-domains ]] && export LDAP_QUERY_FILTER="${LDAP_QUERY_FILTER_DOMAIN}"
|
|
configomat.sh "LDAP_" "${f}"
|
|
done
|
|
|
|
notify 'inf' "Configuring dovecot LDAP"
|
|
|
|
declare -A _dovecot_ldap_mapping
|
|
|
|
_dovecot_ldap_mapping["DOVECOT_BASE"]="${DOVECOT_BASE:="${LDAP_SEARCH_BASE}"}"
|
|
_dovecot_ldap_mapping["DOVECOT_DN"]="${DOVECOT_DN:="${LDAP_BIND_DN}"}"
|
|
_dovecot_ldap_mapping["DOVECOT_DNPASS"]="${DOVECOT_DNPASS:="${LDAP_BIND_PW}"}"
|
|
_dovecot_ldap_mapping["DOVECOT_HOSTS"]="${DOVECOT_HOSTS:="${LDAP_SERVER_HOST}"}"
|
|
# Not sure whether this can be the same or not
|
|
# _dovecot_ldap_mapping["DOVECOT_PASS_FILTER"]="${DOVECOT_PASS_FILTER:="${LDAP_QUERY_FILTER_USER}"}"
|
|
# _dovecot_ldap_mapping["DOVECOT_USER_FILTER"]="${DOVECOT_USER_FILTER:="${LDAP_QUERY_FILTER_USER}"}"
|
|
|
|
for var in ${!_dovecot_ldap_mapping[@]}; do
|
|
export $var=${_dovecot_ldap_mapping[$var]}
|
|
done
|
|
|
|
configomat.sh "DOVECOT_" "/etc/dovecot/dovecot-ldap.conf.ext"
|
|
|
|
# Add domainname to vhost.
|
|
echo $DOMAINNAME >> /tmp/vhost.tmp
|
|
|
|
notify 'inf' "Enabling dovecot LDAP authentification"
|
|
sed -i -e '/\!include auth-ldap\.conf\.ext/s/^#//' /etc/dovecot/conf.d/10-auth.conf
|
|
sed -i -e '/\!include auth-passwdfile\.inc/s/^/#/' /etc/dovecot/conf.d/10-auth.conf
|
|
|
|
notify 'inf' "Configuring LDAP"
|
|
[ -f /etc/postfix/ldap-users.cf ] && \
|
|
postconf -e "virtual_mailbox_maps = ldap:/etc/postfix/ldap-users.cf" || \
|
|
notify 'inf' "==> Warning: /etc/postfix/ldap-user.cf not found"
|
|
|
|
[ -f /etc/postfix/ldap-domains.cf ] && \
|
|
postconf -e "virtual_mailbox_domains = /etc/postfix/vhost, ldap:/etc/postfix/ldap-domains.cf" || \
|
|
notify 'inf' "==> Warning: /etc/postfix/ldap-domains.cf not found"
|
|
|
|
[ -f /etc/postfix/ldap-aliases.cf -a -f /etc/postfix/ldap-groups.cf ] && \
|
|
postconf -e "virtual_alias_maps = ldap:/etc/postfix/ldap-aliases.cf, ldap:/etc/postfix/ldap-groups.cf" || \
|
|
notify 'inf' "==> Warning: /etc/postfix/ldap-aliases.cf or /etc/postfix/ldap-groups.cf not found"
|
|
|
|
return 0
|
|
}
|
|
|
|
function _setup_postgrey() {
|
|
notify 'inf' "Configuring postgrey"
|
|
sed -i -e 's/, reject_rbl_client bl.spamcop.net$/, reject_rbl_client bl.spamcop.net, check_policy_service inet:127.0.0.1:10023/' /etc/postfix/main.cf
|
|
sed -i -e "s/\"--inet=127.0.0.1:10023\"/\"--inet=127.0.0.1:10023 --delay=$POSTGREY_DELAY --max-age=$POSTGREY_MAX_AGE --auto-whitelist-clients=$POSTGREY_AUTO_WHITELIST_CLIENTS\"/" /etc/default/postgrey
|
|
TEXT_FOUND=`grep -i "POSTGREY_TEXT" /etc/default/postgrey | wc -l`
|
|
|
|
if [ $TEXT_FOUND -eq 0 ]; then
|
|
printf "POSTGREY_TEXT=\"$POSTGREY_TEXT\"\n\n" >> /etc/default/postgrey
|
|
fi
|
|
if [ -f /tmp/docker-mailserver/whitelist_clients.local ]; then
|
|
cp -f /tmp/docker-mailserver/whitelist_clients.local /etc/postgrey/whitelist_clients.local
|
|
fi
|
|
if [ -f /tmp/docker-mailserver/whitelist_recipients ]; then
|
|
cp -f /tmp/docker-mailserver/whitelist_recipients /etc/postgrey/whitelist_recipients
|
|
fi
|
|
}
|
|
|
|
function _setup_postfix_postscreen() {
|
|
notify 'inf' "Configuring postscreen"
|
|
sed -i -e "s/postscreen_dnsbl_action = enforce/postscreen_dnsbl_action = $POSTSCREEN_ACTION/" \
|
|
-e "s/postscreen_greet_action = enforce/postscreen_greet_action = $POSTSCREEN_ACTION/" \
|
|
-e "s/postscreen_bare_newline_action = enforce/postscreen_bare_newline_action = $POSTSCREEN_ACTION/" /etc/postfix/main.cf
|
|
}
|
|
|
|
function _setup_postfix_sizelimits() {
|
|
notify 'inf' "Configuring postfix message size limit"
|
|
postconf -e "message_size_limit = ${DEFAULT_VARS["POSTFIX_MESSAGE_SIZE_LIMIT"]}"
|
|
notify 'inf' "Configuring postfix mailbox size limit"
|
|
postconf -e "mailbox_size_limit = ${DEFAULT_VARS["POSTFIX_MAILBOX_SIZE_LIMIT"]}"
|
|
}
|
|
|
|
function _setup_postfix_smtputf8() {
|
|
notify 'inf' "Configuring postfix smtputf8 support (disable)"
|
|
postconf -e "smtputf8_enable = no"
|
|
}
|
|
|
|
function _setup_spoof_protection () {
|
|
notify 'inf' "Configuring Spoof Protection"
|
|
sed -i 's|smtpd_sender_restrictions =|smtpd_sender_restrictions = reject_authenticated_sender_login_mismatch,|' /etc/postfix/main.cf
|
|
[ "$ENABLE_LDAP" = 1 ] \
|
|
&& postconf -e "smtpd_sender_login_maps=ldap:/etc/postfix/ldap-users.cf ldap:/etc/postfix/ldap-aliases.cf ldap:/etc/postfix/ldap-groups.cf" \
|
|
|| postconf -e "smtpd_sender_login_maps=texthash:/etc/postfix/virtual, hash:/etc/aliases, pcre:/etc/postfix/regexp, pcre:/etc/postfix/maps/sender_login_maps.pcre"
|
|
}
|
|
|
|
function _setup_postfix_access_control() {
|
|
notify 'inf' "Configuring user access"
|
|
[ -f /tmp/docker-mailserver/postfix-send-access.cf ] && sed -i 's|smtpd_sender_restrictions =|smtpd_sender_restrictions = check_sender_access texthash:/tmp/docker-mailserver/postfix-send-access.cf,|' /etc/postfix/main.cf
|
|
[ -f /tmp/docker-mailserver/postfix-receive-access.cf ] && sed -i 's|smtpd_recipient_restrictions =|smtpd_recipient_restrictions = check_recipient_access texthash:/tmp/docker-mailserver/postfix-receive-access.cf,|' /etc/postfix/main.cf
|
|
}
|
|
|
|
function _setup_postfix_sasl() {
|
|
if [[ ${ENABLE_SASLAUTHD} == 1 ]];then
|
|
[ ! -f /etc/postfix/sasl/smtpd.conf ] && cat > /etc/postfix/sasl/smtpd.conf << EOF
|
|
pwcheck_method: saslauthd
|
|
mech_list: plain login
|
|
EOF
|
|
fi
|
|
|
|
# cyrus sasl or dovecot sasl
|
|
if [[ ${ENABLE_SASLAUTHD} == 1 ]] || [[ ${SMTP_ONLY} == 0 ]];then
|
|
sed -i -e 's|^smtpd_sasl_auth_enable[[:space:]]\+.*|smtpd_sasl_auth_enable = yes|g' /etc/postfix/main.cf
|
|
else
|
|
sed -i -e 's|^smtpd_sasl_auth_enable[[:space:]]\+.*|smtpd_sasl_auth_enable = no|g' /etc/postfix/main.cf
|
|
fi
|
|
|
|
return 0
|
|
}
|
|
|
|
function _setup_saslauthd() {
|
|
notify 'task' "Setting up Saslauthd"
|
|
|
|
notify 'inf' "Configuring Cyrus SASL"
|
|
# checking env vars and setting defaults
|
|
[ -z "$SASLAUTHD_MECHANISMS" ] && SASLAUTHD_MECHANISMS=pam
|
|
[ "$SASLAUTHD_MECHANISMS" = ldap -a -z "$SASLAUTHD_LDAP_SEARCH_BASE" ] && SASLAUTHD_MECHANISMS=pam
|
|
[ -z "$SASLAUTHD_LDAP_SERVER" ] && SASLAUTHD_LDAP_SERVER=localhost
|
|
[ -z "$SASLAUTHD_LDAP_FILTER" ] && SASLAUTHD_LDAP_FILTER='(&(uniqueIdentifier=%u)(mailEnabled=TRUE))'
|
|
([ -z "$SASLAUTHD_LDAP_SSL" ] || [ $SASLAUTHD_LDAP_SSL == 0 ]) && SASLAUTHD_LDAP_PROTO='ldap://' || SASLAUTHD_LDAP_PROTO='ldaps://'
|
|
[ -z "$SASLAUTHD_LDAP_START_TLS" ] && SASLAUTHD_LDAP_START_TLS=no
|
|
[ -z "$SASLAUTHD_LDAP_TLS_CHECK_PEER" ] && SASLAUTHD_LDAP_TLS_CHECK_PEER=no
|
|
|
|
if [ ! -f /etc/saslauthd.conf ]; then
|
|
notify 'inf' "Creating /etc/saslauthd.conf"
|
|
cat > /etc/saslauthd.conf << EOF
|
|
ldap_servers: ${SASLAUTHD_LDAP_PROTO}${SASLAUTHD_LDAP_SERVER}
|
|
|
|
ldap_auth_method: bind
|
|
ldap_bind_dn: ${SASLAUTHD_LDAP_BIND_DN}
|
|
ldap_bind_pw: ${SASLAUTHD_LDAP_PASSWORD}
|
|
|
|
ldap_search_base: ${SASLAUTHD_LDAP_SEARCH_BASE}
|
|
ldap_filter: ${SASLAUTHD_LDAP_FILTER}
|
|
|
|
ldap_start_tls: $SASLAUTHD_LDAP_START_TLS
|
|
ldap_tls_check_peer: $SASLAUTHD_LDAP_TLS_CHECK_PEER
|
|
|
|
ldap_referrals: yes
|
|
log_level: 10
|
|
EOF
|
|
fi
|
|
|
|
sed -i \
|
|
-e "/^[^#].*smtpd_sasl_type.*/s/^/#/g" \
|
|
-e "/^[^#].*smtpd_sasl_path.*/s/^/#/g" \
|
|
/etc/postfix/master.cf
|
|
|
|
sed -i \
|
|
-e "/smtpd_sasl_path =.*/d" \
|
|
-e "/smtpd_sasl_type =.*/d" \
|
|
-e "/dovecot_destination_recipient_limit =.*/d" \
|
|
/etc/postfix/main.cf
|
|
gpasswd -a postfix sasl
|
|
}
|
|
|
|
function _setup_postfix_aliases() {
|
|
notify 'task' 'Setting up Postfix Aliases'
|
|
|
|
echo -n > /etc/postfix/virtual
|
|
echo -n > /etc/postfix/regexp
|
|
if [ -f /tmp/docker-mailserver/postfix-virtual.cf ]; then
|
|
# fixing old virtual user file
|
|
[[ $(grep ",$" /tmp/docker-mailserver/postfix-virtual.cf) ]] && sed -i -e "s/, /,/g" -e "s/,$//g" /tmp/docker-mailserver/postfix-virtual.cf
|
|
# Copying virtual file
|
|
cp -f /tmp/docker-mailserver/postfix-virtual.cf /etc/postfix/virtual
|
|
while read from to
|
|
do
|
|
# Setting variables for better readability
|
|
uname=$(echo ${from} | cut -d @ -f1)
|
|
domain=$(echo ${from} | cut -d @ -f2)
|
|
# if they are equal it means the line looks like: "user1 other@domain.tld"
|
|
test "$uname" != "$domain" && echo ${domain} >> /tmp/vhost.tmp
|
|
done < /tmp/docker-mailserver/postfix-virtual.cf
|
|
else
|
|
notify 'inf' "Warning 'config/postfix-virtual.cf' is not provided. No mail alias/forward created."
|
|
fi
|
|
if [ -f /tmp/docker-mailserver/postfix-regexp.cf ]; then
|
|
# Copying regexp alias file
|
|
notify 'inf' "Adding regexp alias file postfix-regexp.cf"
|
|
cp -f /tmp/docker-mailserver/postfix-regexp.cf /etc/postfix/regexp
|
|
sed -i -e '/^virtual_alias_maps/{
|
|
s/ pcre:.*//
|
|
s/$/ pcre:\/etc\/postfix\/regexp/
|
|
}' /etc/postfix/main.cf
|
|
fi
|
|
|
|
notify 'inf' "Configuring root alias"
|
|
echo "root: ${POSTMASTER_ADDRESS}" > /etc/aliases
|
|
if [ -f /tmp/docker-mailserver/postfix-aliases.cf ]; then
|
|
cat /tmp/docker-mailserver/postfix-aliases.cf>>/etc/aliases
|
|
else
|
|
notify 'inf' "'config/postfix-aliases.cf' is not provided and will be auto created."
|
|
echo -n >/tmp/docker-mailserver/postfix-aliases.cf
|
|
fi
|
|
postalias /etc/aliases
|
|
}
|
|
|
|
function _setup_SRS() {
|
|
notify 'task' 'Setting up SRS'
|
|
postconf -e "sender_canonical_maps = tcp:localhost:10001"
|
|
postconf -e "sender_canonical_classes = envelope_sender"
|
|
postconf -e "recipient_canonical_maps = tcp:localhost:10002"
|
|
postconf -e "recipient_canonical_classes = envelope_recipient,header_recipient"
|
|
}
|
|
|
|
function _setup_dkim() {
|
|
notify 'task' 'Setting up DKIM'
|
|
|
|
mkdir -p /etc/opendkim && touch /etc/opendkim/SigningTable
|
|
|
|
# Check if keys are already available
|
|
if [ -e "/tmp/docker-mailserver/opendkim/KeyTable" ]; then
|
|
cp -a /tmp/docker-mailserver/opendkim/* /etc/opendkim/
|
|
notify 'inf' "DKIM keys added for: `ls -C /etc/opendkim/keys/`"
|
|
notify 'inf' "Changing permissions on /etc/opendkim"
|
|
chown -R opendkim:opendkim /etc/opendkim/
|
|
# And make sure permissions are right
|
|
chmod -R 0700 /etc/opendkim/keys/
|
|
else
|
|
notify 'warn' "No DKIM key provided. Check the documentation to find how to get your keys."
|
|
|
|
local _f_keytable="/etc/opendkim/KeyTable"
|
|
[ ! -f "$_f_keytable" ] && touch "$_f_keytable"
|
|
fi
|
|
|
|
# Setup nameservers paramater from /etc/resolv.conf if not defined
|
|
if ! grep '^Nameservers' /etc/opendkim.conf; then
|
|
echo "Nameservers $(grep '^nameserver' /etc/resolv.conf | awk -F " " '{print $2}' | paste -sd ',' -)" >> /etc/opendkim.conf
|
|
notify 'inf' "Nameservers added to /etc/opendkim.conf"
|
|
fi
|
|
}
|
|
|
|
function _setup_ssl() {
|
|
notify 'task' 'Setting up SSL'
|
|
|
|
# TLS strength/level configuration
|
|
case $TLS_LEVEL in
|
|
"modern" )
|
|
# Postfix configuration
|
|
sed -i -r 's/^smtpd_tls_mandatory_protocols =.*$/smtpd_tls_mandatory_protocols = !SSLv2,!SSLv3,!TLSv1,!TLSv1.1/' /etc/postfix/main.cf
|
|
sed -i -r 's/^smtpd_tls_protocols =.*$/smtpd_tls_protocols = !SSLv2,!SSLv3,!TLSv1,!TLSv1.1/' /etc/postfix/main.cf
|
|
sed -i -r 's/^smtp_tls_protocols =.*$/smtp_tls_protocols = !SSLv2,!SSLv3,!TLSv1,!TLSv1.1/' /etc/postfix/main.cf
|
|
sed -i -r 's/^tls_high_cipherlist =.*$/tls_high_cipherlist = ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256/' /etc/postfix/main.cf
|
|
|
|
# Dovecot configuration (secure by default though)
|
|
sed -i -r 's/^ssl_min_protocol =.*$/ssl_min_protocol = TLSv1.2/' /etc/dovecot/conf.d/10-ssl.conf
|
|
sed -i -r 's/^ssl_cipher_list =.*$/ssl_cipher_list = ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256/' /etc/dovecot/conf.d/10-ssl.conf
|
|
|
|
notify 'inf' "TLS configured with 'modern' ciphers"
|
|
;;
|
|
"intermediate" )
|
|
# Postfix configuration
|
|
sed -i -r 's/^smtpd_tls_mandatory_protocols =.*$/smtpd_tls_mandatory_protocols = !SSLv2,!SSLv3/' /etc/postfix/main.cf
|
|
sed -i -r 's/^smtpd_tls_protocols =.*$/smtpd_tls_protocols = !SSLv2,!SSLv3/' /etc/postfix/main.cf
|
|
sed -i -r 's/^smtp_tls_protocols =.*$/smtp_tls_protocols = !SSLv2,!SSLv3/' /etc/postfix/main.cf
|
|
sed -i -r 's/^tls_high_cipherlist =.*$/tls_high_cipherlist = ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA:ECDHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES256-SHA:ECDHE-ECDSA-DES-CBC3-SHA:ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:DES-CBC3-SHA:!DSS/' /etc/postfix/main.cf
|
|
|
|
# Dovecot configuration
|
|
sed -i -r 's/^ssl_min_protocol = .*$/ssl_min_protocol = TLSv1/' /etc/dovecot/conf.d/10-ssl.conf
|
|
sed -i -r 's/^ssl_cipher_list = .*$/ssl_cipher_list = ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA:ECDHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES256-SHA:ECDHE-ECDSA-DES-CBC3-SHA:ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:DES-CBC3-SHA:!DSS/' /etc/dovecot/conf.d/10-ssl.conf
|
|
|
|
notify 'inf' "TLS configured with 'intermediate' ciphers"
|
|
;;
|
|
esac
|
|
|
|
# SSL certificate Configuration
|
|
case $SSL_TYPE in
|
|
"letsencrypt" )
|
|
# letsencrypt folders and files mounted in /etc/letsencrypt
|
|
if [ -e "/etc/letsencrypt/live/$HOSTNAME/fullchain.pem" ]; then
|
|
KEY=""
|
|
if [ -e "/etc/letsencrypt/live/$HOSTNAME/privkey.pem" ]; then
|
|
KEY="privkey"
|
|
elif [ -e "/etc/letsencrypt/live/$HOSTNAME/key.pem" ]; then
|
|
KEY="key"
|
|
else
|
|
notify 'err' "Cannot access '/etc/letsencrypt/live/"$HOSTNAME"/privkey.pem' nor 'key.pem'"
|
|
fi
|
|
if [ -n "$KEY" ]; then
|
|
notify 'inf' "Adding $HOSTNAME SSL certificate"
|
|
|
|
# Postfix configuration
|
|
sed -i -r 's~smtpd_tls_cert_file=/etc/ssl/certs/ssl-cert-snakeoil.pem~smtpd_tls_cert_file=/etc/letsencrypt/live/'$HOSTNAME'/fullchain.pem~g' /etc/postfix/main.cf
|
|
sed -i -r 's~smtpd_tls_key_file=/etc/ssl/private/ssl-cert-snakeoil.key~smtpd_tls_key_file=/etc/letsencrypt/live/'$HOSTNAME'/'"$KEY"'\.pem~g' /etc/postfix/main.cf
|
|
|
|
# Dovecot configuration
|
|
sed -i -e 's~ssl_cert = </etc/dovecot/ssl/dovecot\.pem~ssl_cert = </etc/letsencrypt/live/'$HOSTNAME'/fullchain\.pem~g' /etc/dovecot/conf.d/10-ssl.conf
|
|
sed -i -e 's~ssl_key = </etc/dovecot/ssl/dovecot\.key~ssl_key = </etc/letsencrypt/live/'$HOSTNAME'/'"$KEY"'\.pem~g' /etc/dovecot/conf.d/10-ssl.conf
|
|
|
|
notify 'inf' "SSL configured with 'letsencrypt' certificates"
|
|
else
|
|
notify 'err' "Key filename not set!"
|
|
fi
|
|
else
|
|
notify 'err' "Cannot access '/etc/letsencrypt/live/"$HOSTNAME"/fullchain.pem'"
|
|
fi
|
|
;;
|
|
"custom" )
|
|
# Adding CA signed SSL certificate if provided in 'postfix/ssl' folder
|
|
if [ -e "/tmp/docker-mailserver/ssl/$HOSTNAME-full.pem" ]; then
|
|
notify 'inf' "Adding $HOSTNAME SSL certificate"
|
|
mkdir -p /etc/postfix/ssl
|
|
cp "/tmp/docker-mailserver/ssl/$HOSTNAME-full.pem" /etc/postfix/ssl
|
|
|
|
# Postfix configuration
|
|
sed -i -r 's~smtpd_tls_cert_file=/etc/ssl/certs/ssl-cert-snakeoil.pem~smtpd_tls_cert_file=/etc/postfix/ssl/'$HOSTNAME'-full.pem~g' /etc/postfix/main.cf
|
|
sed -i -r 's~smtpd_tls_key_file=/etc/ssl/private/ssl-cert-snakeoil.key~smtpd_tls_key_file=/etc/postfix/ssl/'$HOSTNAME'-full.pem~g' /etc/postfix/main.cf
|
|
|
|
# Dovecot configuration
|
|
sed -i -e 's~ssl_cert = </etc/dovecot/ssl/dovecot\.pem~ssl_cert = </etc/postfix/ssl/'$HOSTNAME'-full\.pem~g' /etc/dovecot/conf.d/10-ssl.conf
|
|
sed -i -e 's~ssl_key = </etc/dovecot/ssl/dovecot\.key~ssl_key = </etc/postfix/ssl/'$HOSTNAME'-full\.pem~g' /etc/dovecot/conf.d/10-ssl.conf
|
|
|
|
notify 'inf' "SSL configured with 'CA signed/custom' certificates"
|
|
fi
|
|
;;
|
|
"manual" )
|
|
# Lets you manually specify the location of the SSL Certs to use. This gives you some more control over this whole processes (like using kube-lego to generate certs)
|
|
if [ -n "$SSL_CERT_PATH" ] \
|
|
&& [ -n "$SSL_KEY_PATH" ]; then
|
|
notify 'inf' "Configuring certificates using cert $SSL_CERT_PATH and key $SSL_KEY_PATH"
|
|
mkdir -p /etc/postfix/ssl
|
|
cp "$SSL_CERT_PATH" /etc/postfix/ssl/cert
|
|
cp "$SSL_KEY_PATH" /etc/postfix/ssl/key
|
|
chmod 600 /etc/postfix/ssl/cert
|
|
chmod 600 /etc/postfix/ssl/key
|
|
|
|
# Postfix configuration
|
|
sed -i -r 's~smtpd_tls_cert_file=/etc/ssl/certs/ssl-cert-snakeoil.pem~smtpd_tls_cert_file=/etc/postfix/ssl/cert~g' /etc/postfix/main.cf
|
|
sed -i -r 's~smtpd_tls_key_file=/etc/ssl/private/ssl-cert-snakeoil.key~smtpd_tls_key_file=/etc/postfix/ssl/key~g' /etc/postfix/main.cf
|
|
|
|
# Dovecot configuration
|
|
sed -i -e 's~ssl_cert = </etc/dovecot/ssl/dovecot\.pem~ssl_cert = </etc/postfix/ssl/cert~g' /etc/dovecot/conf.d/10-ssl.conf
|
|
sed -i -e 's~ssl_key = </etc/dovecot/ssl/dovecot\.key~ssl_key = </etc/postfix/ssl/key~g' /etc/dovecot/conf.d/10-ssl.conf
|
|
|
|
notify 'inf' "SSL configured with 'Manual' certificates"
|
|
fi
|
|
;;
|
|
"self-signed" )
|
|
# Adding self-signed SSL certificate if provided in 'postfix/ssl' folder
|
|
if [ -e "/tmp/docker-mailserver/ssl/$HOSTNAME-cert.pem" ] \
|
|
&& [ -e "/tmp/docker-mailserver/ssl/$HOSTNAME-key.pem" ] \
|
|
&& [ -e "/tmp/docker-mailserver/ssl/$HOSTNAME-combined.pem" ] \
|
|
&& [ -e "/tmp/docker-mailserver/ssl/demoCA/cacert.pem" ]; then
|
|
notify 'inf' "Adding $HOSTNAME SSL certificate"
|
|
mkdir -p /etc/postfix/ssl
|
|
cp "/tmp/docker-mailserver/ssl/$HOSTNAME-cert.pem" /etc/postfix/ssl
|
|
cp "/tmp/docker-mailserver/ssl/$HOSTNAME-key.pem" /etc/postfix/ssl
|
|
# Force permission on key file
|
|
chmod 600 /etc/postfix/ssl/$HOSTNAME-key.pem
|
|
cp "/tmp/docker-mailserver/ssl/$HOSTNAME-combined.pem" /etc/postfix/ssl
|
|
cp /tmp/docker-mailserver/ssl/demoCA/cacert.pem /etc/postfix/ssl
|
|
|
|
# Postfix configuration
|
|
sed -i -r 's~smtpd_tls_cert_file=/etc/ssl/certs/ssl-cert-snakeoil.pem~smtpd_tls_cert_file=/etc/postfix/ssl/'$HOSTNAME'-cert.pem~g' /etc/postfix/main.cf
|
|
sed -i -r 's~smtpd_tls_key_file=/etc/ssl/private/ssl-cert-snakeoil.key~smtpd_tls_key_file=/etc/postfix/ssl/'$HOSTNAME'-key.pem~g' /etc/postfix/main.cf
|
|
sed -i -r 's~#smtpd_tls_CAfile=~smtpd_tls_CAfile=/etc/postfix/ssl/cacert.pem~g' /etc/postfix/main.cf
|
|
sed -i -r 's~#smtp_tls_CAfile=~smtp_tls_CAfile=/etc/postfix/ssl/cacert.pem~g' /etc/postfix/main.cf
|
|
ln -s /etc/postfix/ssl/cacert.pem "/etc/ssl/certs/cacert-$HOSTNAME.pem"
|
|
|
|
# Dovecot configuration
|
|
sed -i -e 's~ssl_cert = </etc/dovecot/ssl/dovecot\.pem~ssl_cert = </etc/postfix/ssl/'$HOSTNAME'-combined\.pem~g' /etc/dovecot/conf.d/10-ssl.conf
|
|
sed -i -e 's~ssl_key = </etc/dovecot/ssl/dovecot\.key~ssl_key = </etc/postfix/ssl/'$HOSTNAME'-key\.pem~g' /etc/dovecot/conf.d/10-ssl.conf
|
|
|
|
notify 'inf' "SSL configured with 'self-signed' certificates"
|
|
fi
|
|
;;
|
|
'' )
|
|
# $SSL_TYPE=empty, no SSL certificate, plain text access
|
|
|
|
# Dovecot configuration
|
|
sed -i -e 's~#disable_plaintext_auth = yes~disable_plaintext_auth = no~g' /etc/dovecot/conf.d/10-auth.conf
|
|
sed -i -e 's~ssl = required~ssl = yes~g' /etc/dovecot/conf.d/10-ssl.conf
|
|
|
|
notify 'inf' "SSL configured with plain text access"
|
|
;;
|
|
* )
|
|
# Unknown option, default behavior, no action is required
|
|
notify 'warn' "SSL configured by default"
|
|
;;
|
|
esac
|
|
}
|
|
|
|
function _setup_postfix_vhost() {
|
|
notify 'task' "Setting up Postfix vhost"
|
|
|
|
if [ -f /tmp/vhost.tmp ]; then
|
|
cat /tmp/vhost.tmp | sort | uniq > /etc/postfix/vhost && rm /tmp/vhost.tmp
|
|
fi
|
|
}
|
|
|
|
function _setup_docker_permit() {
|
|
notify 'task' 'Setting up PERMIT_DOCKER Option'
|
|
|
|
container_ip=$(ip addr show eth0 | grep 'inet ' | sed 's/[^0-9\.\/]*//g' | cut -d '/' -f 1)
|
|
container_network="$(echo $container_ip | cut -d '.' -f1-2).0.0"
|
|
container_networks=$(ip -o -4 addr show type veth | egrep -o '[0-9\.]+/[0-9]+')
|
|
|
|
case $PERMIT_DOCKER in
|
|
"host" )
|
|
notify 'inf' "Adding $container_network/16 to my networks"
|
|
postconf -e "$(postconf | grep '^mynetworks =') $container_network/16"
|
|
echo $container_network/16 >> /etc/opendmarc/ignore.hosts
|
|
echo $container_network/16 >> /etc/opendkim/TrustedHosts
|
|
;;
|
|
|
|
"network" )
|
|
notify 'inf' "Adding docker network in my networks"
|
|
postconf -e "$(postconf | grep '^mynetworks =') 172.16.0.0/12"
|
|
echo 172.16.0.0/12 >> /etc/opendmarc/ignore.hosts
|
|
echo 172.16.0.0/12 >> /etc/opendkim/TrustedHosts
|
|
;;
|
|
"connected-networks" )
|
|
for network in $container_networks; do
|
|
network=$(_sanitize_ipv4_to_subnet_cidr $network)
|
|
notify 'inf' "Adding docker network $network in my networks"
|
|
postconf -e "$(postconf | grep '^mynetworks =') $network"
|
|
echo $network >> /etc/opendmarc/ignore.hosts
|
|
echo $network >> /etc/opendkim/TrustedHosts
|
|
done
|
|
;;
|
|
* )
|
|
notify 'inf' "Adding container ip in my networks"
|
|
postconf -e "$(postconf | grep '^mynetworks =') $container_ip/32"
|
|
echo $container_ip/32 >> /etc/opendmarc/ignore.hosts
|
|
echo $container_ip/32 >> /etc/opendkim/TrustedHosts
|
|
;;
|
|
esac
|
|
}
|
|
|
|
function _setup_postfix_virtual_transport() {
|
|
notify 'task' 'Setting up Postfix virtual transport'
|
|
|
|
[ -z "${POSTFIX_DAGENT}" ] && \
|
|
echo "${POSTFIX_DAGENT} not set." && \
|
|
kill -15 `cat /var/run/supervisord.pid` && return 1
|
|
postconf -e "virtual_transport = ${POSTFIX_DAGENT}"
|
|
}
|
|
|
|
function _setup_postfix_override_configuration() {
|
|
notify 'task' 'Setting up Postfix Override configuration'
|
|
|
|
if [ -f /tmp/docker-mailserver/postfix-main.cf ]; then
|
|
while read line; do
|
|
# all valid postfix options start with a lower case letter
|
|
# http://www.postfix.org/postconf.5.html
|
|
if [[ "$line" =~ ^[a-z] ]]; then
|
|
postconf -e "$line"
|
|
fi
|
|
done < /tmp/docker-mailserver/postfix-main.cf
|
|
notify 'inf' "Loaded 'config/postfix-main.cf'"
|
|
else
|
|
notify 'inf' "No extra postfix settings loaded because optional '/tmp/docker-mailserver/postfix-main.cf' not provided."
|
|
fi
|
|
if [ -f /tmp/docker-mailserver/postfix-master.cf ]; then
|
|
while read line; do
|
|
if [[ "$line" =~ ^[0-9a-z] ]]; then
|
|
postconf -P "$line"
|
|
fi
|
|
done < /tmp/docker-mailserver/postfix-master.cf
|
|
notify 'inf' "Loaded 'config/postfix-master.cf'"
|
|
else
|
|
notify 'inf' "No extra postfix settings loaded because optional '/tmp/docker-mailserver/postfix-master.cf' not provided."
|
|
fi
|
|
|
|
notify 'inf' "set the compatibility level to 2"
|
|
postconf compatibility_level=2
|
|
}
|
|
|
|
function _setup_postfix_sasl_password() {
|
|
notify 'task' 'Setting up Postfix SASL Password'
|
|
|
|
# Support general SASL password
|
|
rm -f /etc/postfix/sasl_passwd
|
|
if [ ! -z "$SASL_PASSWD" ]; then
|
|
echo "$SASL_PASSWD" >> /etc/postfix/sasl_passwd
|
|
fi
|
|
|
|
# Install SASL passwords
|
|
if [ -f /etc/postfix/sasl_passwd ]; then
|
|
chown root:root /etc/postfix/sasl_passwd
|
|
chmod 0600 /etc/postfix/sasl_passwd
|
|
notify 'inf' "Loaded SASL_PASSWD"
|
|
else
|
|
notify 'inf' "Warning: 'SASL_PASSWD' is not provided. /etc/postfix/sasl_passwd not created."
|
|
fi
|
|
}
|
|
|
|
function _setup_postfix_default_relay_host() {
|
|
notify 'task' 'Applying default relay host to Postfix'
|
|
|
|
notify 'inf' "Applying default relay host $DEFAULT_RELAY_HOST to /etc/postfix/main.cf"
|
|
postconf -e "relayhost = $DEFAULT_RELAY_HOST"
|
|
}
|
|
|
|
function _setup_postfix_relay_hosts() {
|
|
notify 'task' 'Setting up Postfix Relay Hosts'
|
|
# copy old AWS_SES variables to new variables
|
|
if [ -z "$RELAY_HOST" ]; then
|
|
if [ ! -z "$AWS_SES_HOST" ]; then
|
|
notify 'inf' "Using deprecated AWS_SES environment variables"
|
|
RELAY_HOST=$AWS_SES_HOST
|
|
fi
|
|
fi
|
|
if [ -z "$RELAY_PORT" ]; then
|
|
if [ -z "$AWS_SES_PORT" ]; then
|
|
RELAY_PORT=25
|
|
else
|
|
RELAY_PORT=$AWS_SES_PORT
|
|
fi
|
|
fi
|
|
if [ -z "$RELAY_USER" ]; then
|
|
if [ ! -z "$AWS_SES_USERPASS" ]; then
|
|
# NB this will fail if the password contains a colon!
|
|
RELAY_USER=$(echo "$AWS_SES_USERPASS" | cut -f 1 -d ":")
|
|
RELAY_PASSWORD=$(echo "$AWS_SES_USERPASS" | cut -f 2 -d ":")
|
|
fi
|
|
fi
|
|
notify 'inf' "Setting up outgoing email relaying via $RELAY_HOST:$RELAY_PORT"
|
|
|
|
# setup /etc/postfix/sasl_passwd
|
|
# --
|
|
# @domain1.com postmaster@domain1.com:your-password-1
|
|
# @domain2.com postmaster@domain2.com:your-password-2
|
|
# @domain3.com postmaster@domain3.com:your-password-3
|
|
#
|
|
# [smtp.mailgun.org]:587 postmaster@domain2.com:your-password-2
|
|
|
|
if [ -f /tmp/docker-mailserver/postfix-sasl-password.cf ]; then
|
|
notify 'inf' "Adding relay authentication from postfix-sasl-password.cf"
|
|
while read line; do
|
|
if ! echo "$line" | grep -q -e "\s*#"; then
|
|
echo "$line" >> /etc/postfix/sasl_passwd
|
|
fi
|
|
done < /tmp/docker-mailserver/postfix-sasl-password.cf
|
|
fi
|
|
|
|
# add default relay
|
|
if [ ! -z "$RELAY_USER" ] && [ ! -z "$RELAY_PASSWORD" ]; then
|
|
echo "[$RELAY_HOST]:$RELAY_PORT $RELAY_USER:$RELAY_PASSWORD" >> /etc/postfix/sasl_passwd
|
|
else
|
|
if [ ! -f /tmp/docker-mailserver/postfix-sasl-password.cf ]; then
|
|
notify 'warn' "No relay auth file found and no default set"
|
|
fi
|
|
fi
|
|
|
|
if [ -f /etc/postfix/sasl_passwd ]; then
|
|
chown root:root /etc/postfix/sasl_passwd
|
|
chmod 0600 /etc/postfix/sasl_passwd
|
|
fi
|
|
# end /etc/postfix/sasl_passwd
|
|
|
|
# setup /etc/postfix/relayhost_map
|
|
# --
|
|
# @domain1.com [smtp.mailgun.org]:587
|
|
# @domain2.com [smtp.mailgun.org]:587
|
|
# @domain3.com [smtp.mailgun.org]:587
|
|
|
|
echo -n > /etc/postfix/relayhost_map
|
|
|
|
if [ -f /tmp/docker-mailserver/postfix-relaymap.cf ]; then
|
|
notify 'inf' "Adding relay mappings from postfix-relaymap.cf"
|
|
while read line; do
|
|
if ! echo "$line" | grep -q -e "\s*#"; then
|
|
echo "$line" >> /etc/postfix/relayhost_map
|
|
fi
|
|
done < /tmp/docker-mailserver/postfix-relaymap.cf
|
|
fi
|
|
grep -v "^\s*$\|^\s*\#" /tmp/docker-mailserver/postfix-accounts.cf | while IFS=$'|' read login pass
|
|
do
|
|
domain=$(echo ${login} | cut -d @ -f2)
|
|
if ! grep -q -e "^@${domain}\b" /etc/postfix/relayhost_map; then
|
|
notify 'inf' "Adding relay mapping for ${domain}"
|
|
echo "@${domain} [$RELAY_HOST]:$RELAY_PORT" >> /etc/postfix/relayhost_map
|
|
fi
|
|
done
|
|
# remove lines with no destination
|
|
sed -i '/^@\S*\s*$/d' /etc/postfix/relayhost_map
|
|
|
|
chown root:root /etc/postfix/relayhost_map
|
|
chmod 0600 /etc/postfix/relayhost_map
|
|
# end /etc/postfix/relayhost_map
|
|
|
|
postconf -e \
|
|
"smtp_sasl_auth_enable = yes" \
|
|
"smtp_sasl_security_options = noanonymous" \
|
|
"smtp_sasl_password_maps = texthash:/etc/postfix/sasl_passwd" \
|
|
"smtp_use_tls = yes" \
|
|
"smtp_tls_security_level = encrypt" \
|
|
"smtp_tls_note_starttls_offer = yes" \
|
|
"smtp_tls_CAfile = /etc/ssl/certs/ca-certificates.crt" \
|
|
"sender_dependent_relayhost_maps = texthash:/etc/postfix/relayhost_map" \
|
|
"smtp_sender_dependent_authentication = yes"
|
|
}
|
|
|
|
function _setup_postfix_dhparam() {
|
|
notify 'task' 'Setting up Postfix dhparam'
|
|
if [ "$ONE_DIR" = 1 ];then
|
|
DHPARAMS_FILE=/var/mail-state/lib-shared/dhparams.pem
|
|
if [ ! -f $DHPARAMS_FILE ]; then
|
|
notify 'inf' "Generate new shared dhparams (postfix)"
|
|
mkdir -p $(dirname "$DHPARAMS_FILE")
|
|
openssl dhparam -out $DHPARAMS_FILE 2048
|
|
else
|
|
notify 'inf' "Use postfix dhparams that was generated previously"
|
|
fi
|
|
|
|
# Copy from the state directory to the working location
|
|
rm -f /etc/postfix/dhparams.pem && cp $DHPARAMS_FILE /etc/postfix/dhparams.pem
|
|
else
|
|
if [ ! -f /etc/postfix/dhparams.pem ]; then
|
|
if [ -f /etc/dovecot/dh.pem ]; then
|
|
notify 'inf' "Copy dovecot dhparams to postfix"
|
|
cp /etc/dovecot/dh.pem /etc/postfix/dhparams.pem
|
|
elif [ -f /tmp/docker-mailserver/dhparams.pem ]; then
|
|
notify 'inf' "Copy pre-generated dhparams to postfix"
|
|
cp /tmp/docker-mailserver/dhparams.pem /etc/postfix/dhparams.pem
|
|
else
|
|
notify 'inf' "Generate new dhparams for postfix"
|
|
openssl dhparam -out /etc/postfix/dhparams.pem 2048
|
|
fi
|
|
else
|
|
notify 'inf' "Use existing postfix dhparams"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
function _setup_dovecot_dhparam() {
|
|
notify 'task' 'Setting up Dovecot dhparam'
|
|
if [ "$ONE_DIR" = 1 ];then
|
|
DHPARAMS_FILE=/var/mail-state/lib-shared/dhparams.pem
|
|
if [ ! -f $DHPARAMS_FILE ]; then
|
|
notify 'inf' "Generate new shared dhparams (dovecot)"
|
|
mkdir -p $(dirname "$DHPARAMS_FILE")
|
|
openssl dhparam -out $DHPARAMS_FILE 2048
|
|
else
|
|
notify 'inf' "Use dovecot dhparams that was generated previously"
|
|
fi
|
|
|
|
# Copy from the state directory to the working location
|
|
rm -f /etc/dovecot/dh.pem && cp $DHPARAMS_FILE /etc/dovecot/dh.pem
|
|
else
|
|
if [ ! -f /etc/dovecot/dh.pem ]; then
|
|
if [ -f /etc/postfix/dhparams.pem ]; then
|
|
notify 'inf' "Copy postfix dhparams to dovecot"
|
|
cp /etc/postfix/dhparams.pem /etc/dovecot/dh.pem
|
|
elif [ -f /tmp/docker-mailserver/dhparams.pem ]; then
|
|
notify 'inf' "Copy pre-generated dhparams to dovecot"
|
|
cp /tmp/docker-mailserver/dhparams.pem /etc/dovecot/dh.pem
|
|
else
|
|
notify 'inf' "Generate new dhparams for dovecot"
|
|
openssl dhparam -out /etc/dovecot/dh.pem 2048
|
|
fi
|
|
else
|
|
notify 'inf' "Use existing dovecot dhparams"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
function _setup_security_stack() {
|
|
notify 'task' "Setting up Security Stack"
|
|
|
|
# recreate auto-generated file
|
|
dms_amavis_file="/etc/amavis/conf.d/61-dms_auto_generated"
|
|
echo "# WARNING: this file is auto-generated." > $dms_amavis_file
|
|
echo "use strict;" >> $dms_amavis_file
|
|
|
|
# Spamassassin
|
|
if [ "$ENABLE_SPAMASSASSIN" = 0 ]; then
|
|
notify 'warn' "Spamassassin is disabled. You can enable it with 'ENABLE_SPAMASSASSIN=1'"
|
|
echo "@bypass_spam_checks_maps = (1);" >> $dms_amavis_file
|
|
elif [ "$ENABLE_SPAMASSASSIN" = 1 ]; then
|
|
notify 'inf' "Enabling and configuring spamassassin"
|
|
SA_TAG=${SA_TAG:="2.0"} && sed -i -r 's/^\$sa_tag_level_deflt (.*);/\$sa_tag_level_deflt = '$SA_TAG';/g' /etc/amavis/conf.d/20-debian_defaults
|
|
SA_TAG2=${SA_TAG2:="6.31"} && sed -i -r 's/^\$sa_tag2_level_deflt (.*);/\$sa_tag2_level_deflt = '$SA_TAG2';/g' /etc/amavis/conf.d/20-debian_defaults
|
|
SA_KILL=${SA_KILL:="6.31"} && sed -i -r 's/^\$sa_kill_level_deflt (.*);/\$sa_kill_level_deflt = '$SA_KILL';/g' /etc/amavis/conf.d/20-debian_defaults
|
|
SA_SPAM_SUBJECT=${SA_SPAM_SUBJECT:="***SPAM*** "}
|
|
if [ "$SA_SPAM_SUBJECT" == "undef" ]; then
|
|
sed -i -r 's/^\$sa_spam_subject_tag (.*);/\$sa_spam_subject_tag = undef;/g' /etc/amavis/conf.d/20-debian_defaults
|
|
else
|
|
sed -i -r 's/^\$sa_spam_subject_tag (.*);/\$sa_spam_subject_tag = '"'$SA_SPAM_SUBJECT'"';/g' /etc/amavis/conf.d/20-debian_defaults
|
|
fi
|
|
test -e /tmp/docker-mailserver/spamassassin-rules.cf && cp /tmp/docker-mailserver/spamassassin-rules.cf /etc/spamassassin/
|
|
fi
|
|
|
|
# Clamav
|
|
if [ "$ENABLE_CLAMAV" = 0 ]; then
|
|
notify 'warn' "Clamav is disabled. You can enable it with 'ENABLE_CLAMAV=1'"
|
|
echo "@bypass_virus_checks_maps = (1);" >> $dms_amavis_file
|
|
elif [ "$ENABLE_CLAMAV" = 1 ]; then
|
|
notify 'inf' "Enabling clamav"
|
|
fi
|
|
|
|
echo "1; # ensure a defined return" >> $dms_amavis_file
|
|
|
|
|
|
# Fail2ban
|
|
if [ "$ENABLE_FAIL2BAN" = 1 ]; then
|
|
notify 'inf' "Fail2ban enabled"
|
|
test -e /tmp/docker-mailserver/fail2ban-fail2ban.cf && cp /tmp/docker-mailserver/fail2ban-fail2ban.cf /etc/fail2ban/fail2ban.local
|
|
test -e /tmp/docker-mailserver/fail2ban-jail.cf && cp /tmp/docker-mailserver/fail2ban-jail.cf /etc/fail2ban/jail.local
|
|
else
|
|
# Disable logrotate config for fail2ban if not enabled
|
|
rm -f /etc/logrotate.d/fail2ban
|
|
fi
|
|
|
|
# Fix cron.daily for spamassassin
|
|
sed -i -e 's~invoke-rc.d spamassassin reload~/etc/init\.d/spamassassin reload~g' /etc/cron.daily/spamassassin
|
|
|
|
# Copy user provided configuration files if provided
|
|
if [ -f /tmp/docker-mailserver/amavis.cf ]; then
|
|
cp /tmp/docker-mailserver/amavis.cf /etc/amavis/conf.d/50-user
|
|
fi
|
|
}
|
|
|
|
function _setup_elk_forwarder() {
|
|
notify 'task' 'Setting up Elk forwarder'
|
|
|
|
ELK_PORT=${ELK_PORT:="5044"}
|
|
ELK_HOST=${ELK_HOST:="elk"}
|
|
notify 'inf' "Enabling log forwarding to ELK ($ELK_HOST:$ELK_PORT)"
|
|
cat /etc/filebeat/filebeat.yml.tmpl \
|
|
| sed "s@\$ELK_HOST@$ELK_HOST@g" \
|
|
| sed "s@\$ELK_PORT@$ELK_PORT@g" \
|
|
> /etc/filebeat/filebeat.yml
|
|
}
|
|
|
|
function _setup_logrotate() {
|
|
notify 'inf' "Setting up logrotate"
|
|
|
|
LOGROTATE="/var/log/mail/mail.log\n{\n compress\n copytruncate\n delaycompress\n"
|
|
case "$LOGROTATE_INTERVAL" in
|
|
"daily" )
|
|
notify 'inf' "Setting postfix logrotate interval to daily"
|
|
LOGROTATE="$LOGROTATE rotate 1\n daily\n"
|
|
;;
|
|
"weekly" )
|
|
notify 'inf' "Setting postfix logrotate interval to weekly"
|
|
LOGROTATE="$LOGROTATE rotate 1\n weekly\n"
|
|
;;
|
|
"monthly" )
|
|
notify 'inf' "Setting postfix logrotate interval to monthly"
|
|
LOGROTATE="$LOGROTATE rotate 1\n monthly\n"
|
|
;;
|
|
esac
|
|
LOGROTATE="$LOGROTATE}"
|
|
echo -e "$LOGROTATE" > /etc/logrotate.d/maillog
|
|
}
|
|
|
|
function _setup_mail_summary() {
|
|
notify 'inf' "Enable postfix summary with recipient $PFLOGSUMM_RECIPIENT"
|
|
case "$PFLOGSUMM_TRIGGER" in
|
|
"daily_cron" )
|
|
notify 'inf' "Creating daily cron job for pflogsumm report"
|
|
echo "#!/bin/bash" > /etc/cron.daily/postfix-summary
|
|
echo "/usr/local/bin/report-pflogsumm-yesterday $HOSTNAME $PFLOGSUMM_RECIPIENT $PFLOGSUMM_SENDER" \
|
|
>> /etc/cron.daily/postfix-summary
|
|
chmod +x /etc/cron.daily/postfix-summary
|
|
;;
|
|
"logrotate" )
|
|
notify 'inf' "Add postrotate action for pflogsumm report"
|
|
sed -i "s|}| postrotate\n /usr/local/bin/postfix-summary $HOSTNAME \
|
|
$PFLOGSUMM_RECIPIENT $PFLOGSUMM_SENDER\n endscript\n}\n|" /etc/logrotate.d/maillog
|
|
;;
|
|
esac
|
|
}
|
|
|
|
function _setup_logwatch() {
|
|
notify 'inf' "Enable logwatch reports with recipient $LOGWATCH_RECIPIENT"
|
|
case "$LOGWATCH_INTERVAL" in
|
|
"daily" )
|
|
notify 'inf' "Creating daily cron job for logwatch reports"
|
|
echo "#!/bin/bash" > /etc/cron.daily/logwatch
|
|
echo "/usr/sbin/logwatch --range Yesterday --hostname $HOSTNAME --mailto $LOGWATCH_RECIPIENT" \
|
|
>> /etc/cron.daily/logwatch
|
|
chmod 744 /etc/cron.daily/logwatch
|
|
;;
|
|
"weekly" )
|
|
notify 'inf' "Creating weekly cron job for logwatch reports"
|
|
echo "#!/bin/bash" > /etc/cron.weekly/logwatch
|
|
echo "/usr/sbin/logwatch --range 'between -7 days and -1 days' --hostname $HOSTNAME --mailto $LOGWATCH_RECIPIENT" \
|
|
>> /etc/cron.weekly/logwatch
|
|
chmod 744 /etc/cron.weekly/logwatch
|
|
;;
|
|
esac
|
|
}
|
|
|
|
function _setup_user_patches() {
|
|
notify 'inf' 'Executing user-patches.sh'
|
|
|
|
if [ -f /tmp/docker-mailserver/user-patches.sh ]; then
|
|
chmod +x /tmp/docker-mailserver/user-patches.sh
|
|
/tmp/docker-mailserver/user-patches.sh
|
|
notify 'inf' "Executed 'config/user-patches.sh'"
|
|
else
|
|
notify 'inf' "No user patches executed because optional '/tmp/docker-mailserver/user-patches.sh' is not provided."
|
|
fi
|
|
}
|
|
|
|
function _setup_environment() {
|
|
notify 'task' 'Setting up /etc/environment'
|
|
|
|
local banner="# docker environment"
|
|
local var
|
|
if ! grep -q "$banner" /etc/environment; then
|
|
echo $banner >> /etc/environment
|
|
for var in "VIRUSMAILS_DELETE_DELAY"; do
|
|
echo "$var=${!var}" >> /etc/environment
|
|
done
|
|
fi
|
|
}
|
|
|
|
##########################################################################
|
|
# << Setup Stack
|
|
##########################################################################
|
|
|
|
|
|
##########################################################################
|
|
# >> Fix Stack
|
|
#
|
|
# Description: Place functions for temporary workarounds and fixes here
|
|
##########################################################################
|
|
function fix() {
|
|
notify 'taskgrg' "Post-configuration checks..."
|
|
for _func in "${FUNCS_FIX[@]}";do
|
|
$_func
|
|
[ $? != 0 ] && defunc
|
|
done
|
|
|
|
notify 'taskgrg' "Remove leftover pid files from a stop/start"
|
|
rm -rf /var/run/*.pid /var/run/*/*.pid
|
|
|
|
touch /dev/shm/supervisor.sock
|
|
}
|
|
|
|
function _fix_var_mail_permissions() {
|
|
notify 'task' 'Checking /var/mail permissions'
|
|
|
|
# Fix permissions, but skip this if 3 levels deep the user id is already set
|
|
if [ `find /var/mail -maxdepth 3 -a \( \! -user 5000 -o \! -group 5000 \) | grep -c .` != 0 ]; then
|
|
notify 'inf' "Fixing /var/mail permissions"
|
|
chown -R 5000:5000 /var/mail
|
|
else
|
|
notify 'inf' "Permissions in /var/mail look OK"
|
|
return 0
|
|
fi
|
|
}
|
|
|
|
function _fix_var_amavis_permissions() {
|
|
if [[ "$ONE_DIR" -eq 0 ]]; then
|
|
amavis_state_dir=/var/lib/amavis
|
|
else
|
|
amavis_state_dir=/var/mail-state/lib-amavis
|
|
fi
|
|
notify 'task' 'Checking $amavis_state_dir permissions'
|
|
|
|
amavis_permissions_status=$(find -H $amavis_state_dir -maxdepth 3 -a \( \! -user amavis -o \! -group amavis \))
|
|
|
|
if [ -n "$amavis_permissions_status" ]; then
|
|
notify 'inf' "Fixing $amavis_state_dir permissions"
|
|
chown -hR amavis:amavis $amavis_state_dir
|
|
else
|
|
notify 'inf' "Permissions in $amavis_state_dir look OK"
|
|
return 0
|
|
fi
|
|
}
|
|
|
|
function _fix_cleanup_clamav() {
|
|
notify 'task' 'Cleaning up disabled Clamav'
|
|
rm -f /etc/logrotate.d/clamav-*
|
|
rm -f /etc/cron.d/clamav-freshclam
|
|
}
|
|
|
|
function _fix_cleanup_spamassassin() {
|
|
notify 'task' 'Cleaning up disabled spamassassin'
|
|
rm -f /etc/cron.daily/spamassassin
|
|
}
|
|
|
|
##########################################################################
|
|
# << Fix Stack
|
|
##########################################################################
|
|
|
|
|
|
##########################################################################
|
|
# >> Misc Stack
|
|
#
|
|
# Description: Place functions that do not fit in the sections above here
|
|
##########################################################################
|
|
function misc() {
|
|
notify 'taskgrp' 'Starting Misc'
|
|
|
|
for _func in "${FUNCS_MISC[@]}";do
|
|
$_func
|
|
[ $? != 0 ] && defunc
|
|
done
|
|
}
|
|
|
|
function _misc_save_states() {
|
|
# consolidate all states into a single directory (`/var/mail-state`) to allow persistence using docker volumes
|
|
statedir=/var/mail-state
|
|
if [ "$ONE_DIR" = 1 -a -d $statedir ]; then
|
|
notify 'inf' "Consolidating all state onto $statedir"
|
|
for d in /var/spool/postfix /var/lib/postfix /var/lib/amavis /var/lib/clamav /var/lib/spamassassin /var/lib/fail2ban /var/lib/postgrey /var/lib/dovecot; do
|
|
dest=$statedir/`echo $d | sed -e 's/.var.//; s/\//-/g'`
|
|
if [ -d $dest ]; then
|
|
notify 'inf' " Destination $dest exists, linking $d to it"
|
|
rm -rf $d
|
|
ln -s $dest $d
|
|
elif [ -d $d ]; then
|
|
notify 'inf' " Moving contents of $d to $dest:" `ls $d`
|
|
mv $d $dest
|
|
ln -s $dest $d
|
|
else
|
|
notify 'inf' " Linking $d to $dest"
|
|
mkdir -p $dest
|
|
ln -s $dest $d
|
|
fi
|
|
done
|
|
|
|
notify 'inf' 'Fixing /var/mail-state/* permissions'
|
|
chown -R clamav /var/mail-state/lib-clamav
|
|
chown -R postfix /var/mail-state/lib-postfix
|
|
chown -R postgrey /var/mail-state/lib-postgrey
|
|
chown -R debian-spamd /var/mail-state/lib-spamassassin
|
|
chown -R postfix /var/mail-state/spool-postfix
|
|
|
|
fi
|
|
}
|
|
|
|
##########################################################################
|
|
# >> Start Daemons
|
|
##########################################################################
|
|
function start_daemons() {
|
|
notify 'taskgrp' 'Starting mail server'
|
|
|
|
for _func in "${DAEMONS_START[@]}";do
|
|
$_func
|
|
[ $? != 0 ] && defunc
|
|
done
|
|
}
|
|
|
|
function _start_daemons_cron() {
|
|
notify 'task' 'Starting cron' 'n'
|
|
supervisorctl start cron
|
|
}
|
|
|
|
function _start_daemons_rsyslog() {
|
|
notify 'task' 'Starting rsyslog ' 'n'
|
|
supervisorctl start rsyslog
|
|
}
|
|
|
|
function _start_daemons_saslauthd() {
|
|
notify 'task' 'Starting saslauthd' 'n'
|
|
supervisorctl start "saslauthd_${SASLAUTHD_MECHANISMS}"
|
|
}
|
|
|
|
function _start_daemons_fail2ban() {
|
|
notify 'task' 'Starting fail2ban ' 'n'
|
|
touch /var/log/auth.log
|
|
# Delete fail2ban.sock that probably was left here after container restart
|
|
if [ -e /var/run/fail2ban/fail2ban.sock ]; then
|
|
rm /var/run/fail2ban/fail2ban.sock
|
|
fi
|
|
supervisorctl start fail2ban
|
|
}
|
|
|
|
function _start_daemons_opendkim() {
|
|
notify 'task' 'Starting opendkim ' 'n'
|
|
supervisorctl start opendkim
|
|
}
|
|
|
|
function _start_daemons_opendmarc() {
|
|
notify 'task' 'Starting opendmarc ' 'n'
|
|
supervisorctl start opendmarc
|
|
}
|
|
|
|
function _start_daemons_postsrsd(){
|
|
notify 'task' 'Starting postsrsd ' 'n'
|
|
supervisorctl start postsrsd
|
|
}
|
|
|
|
function _start_daemons_postfix() {
|
|
notify 'task' 'Starting postfix' 'n'
|
|
supervisorctl start postfix
|
|
}
|
|
|
|
function _start_daemons_dovecot() {
|
|
# Here we are starting sasl and imap, not pop3 because it's disabled by default
|
|
|
|
notify 'task' 'Starting dovecot services' 'n'
|
|
|
|
if [ "$ENABLE_POP3" = 1 ]; then
|
|
notify 'task' 'Starting pop3 services' 'n'
|
|
mv /etc/dovecot/protocols.d/pop3d.protocol.disab /etc/dovecot/protocols.d/pop3d.protocol
|
|
fi
|
|
|
|
if [ -f /tmp/docker-mailserver/dovecot.cf ]; then
|
|
cp /tmp/docker-mailserver/dovecot.cf /etc/dovecot/local.conf
|
|
fi
|
|
|
|
supervisorctl start dovecot
|
|
|
|
# @TODO fix: on integration test
|
|
# doveadm: Error: userdb lookup: connect(/var/run/dovecot/auth-userdb) failed: No such file or directory
|
|
# doveadm: Fatal: user listing failed
|
|
|
|
#if [ "$ENABLE_LDAP" != 1 ]; then
|
|
#echo "Listing users"
|
|
#/usr/sbin/dovecot user '*'
|
|
#fi
|
|
}
|
|
|
|
function _start_daemons_filebeat() {
|
|
notify 'task' 'Starting filebeat' 'n'
|
|
supervisorctl start filebeat
|
|
}
|
|
|
|
function _start_daemons_fetchmail() {
|
|
notify 'task' 'Starting fetchmail' 'n'
|
|
/usr/local/bin/setup-fetchmail
|
|
supervisorctl start fetchmail
|
|
}
|
|
|
|
function _start_daemons_clamav() {
|
|
notify 'task' 'Starting clamav' 'n'
|
|
supervisorctl start clamav
|
|
}
|
|
|
|
function _start_daemons_postgrey() {
|
|
notify 'task' 'Starting postgrey' 'n'
|
|
rm -f /var/run/postgrey/postgrey.pid
|
|
supervisorctl start postgrey
|
|
}
|
|
|
|
|
|
function _start_daemons_amavis() {
|
|
notify 'task' 'Starting amavis' 'n'
|
|
supervisorctl start amavis
|
|
}
|
|
|
|
##########################################################################
|
|
# << Start Daemons
|
|
##########################################################################
|
|
|
|
|
|
##########################################################################
|
|
# Start check for update postfix-accounts and postfix-virtual
|
|
##########################################################################
|
|
|
|
function _start_changedetector() {
|
|
notify 'task' 'Starting changedetector' 'n'
|
|
supervisorctl start changedetector
|
|
}
|
|
|
|
|
|
# !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
|
|
# ! CARE --> DON'T CHANGE, unless you exactly know what you are doing
|
|
# !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
|
|
# >>
|
|
|
|
. /usr/local/bin/helper_functions.sh
|
|
|
|
if [[ ${DEFAULT_VARS["DMS_DEBUG"]} == 1 ]]; then
|
|
notify 'taskgrp' ""
|
|
notify 'taskgrp' "#"
|
|
notify 'taskgrp' "#"
|
|
notify 'taskgrp' "# ENV"
|
|
notify 'taskgrp' "#"
|
|
notify 'taskgrp' "#"
|
|
notify 'taskgrp' ""
|
|
printenv
|
|
fi
|
|
|
|
notify 'taskgrp' ""
|
|
notify 'taskgrp' "#"
|
|
notify 'taskgrp' "#"
|
|
notify 'taskgrp' "# docker-mailserver"
|
|
notify 'taskgrp' "#"
|
|
notify 'taskgrp' "#"
|
|
notify 'taskgrp' ""
|
|
|
|
register_functions
|
|
|
|
check
|
|
setup
|
|
fix
|
|
misc
|
|
start_daemons
|
|
|
|
notify 'taskgrp' ""
|
|
notify 'taskgrp' "#"
|
|
notify 'taskgrp' "# $HOSTNAME is up and running"
|
|
notify 'taskgrp' "#"
|
|
notify 'taskgrp' ""
|
|
|
|
touch /var/log/mail/mail.log
|
|
tail -fn 0 /var/log/mail/mail.log
|
|
|
|
|
|
# !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
|
|
# ! CARE --> DON'T CHANGE, unless you exactly know what you are doing
|
|
# !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
|
|
# <<
|
|
|
|
exit 0
|