postfix-formula/postfix/files/master.cf

{%- from "postfix/map.jinja" import postfix with context -%}
{%- set master_config = salt['pillar.get']('postfix:master_config', {}) -%}
{% import_yaml "postfix/services.yaml" as postfix_master_services %}

{#-
 # Handle the case that the pillar data does not provide any service
 # configuration but submission parameters are provided in the pillar.
 # This is important for backwards compatibility with sites that are using
 # the previous enable_submission pillar settings.
 -#}
{%- set additional_services = {} -%}
{%- if master_config.get('enable_submission', False) and not salt[
        'pillar.get']('postfix:master_config:services:submission', False)  -%}
{%-   do additional_services.update({'submission': {'chroot': False,
                                                    'command': 'smtpd',
                                                    'enable': True,
                                                    'type': 'inet',
                                                    'args': [],
                                                    'private': False}}) -%}
{%-   if master_config.get('submission', False) -%}
{%-     for parameter, value in master_config.get('submission', {}).items() -%}
{%-       if value is number or value is string -%}
{%-         do additional_services['submission']['args'].append('-o %s=%s' % (
                parameter, value)) -%}
{%-       elif value is iterable -%}
{%-         do additional_services['submission']['args'].append('-o %s=%s' % (
                parameter, ','.join(value))) -%}
{%-       endif -%}
{%-     endfor -%}
{%-   else -%}
{%-     do additional_services[
             'submission']['args'].extend(['#  -o syslog_name=postfix/submission',
                                           '-o smtpd_tls_security_level=encrypt',
                                           '-o smtpd_sasl_auth_enable=yes',
                                           '#  -o smtpd_reject_unlisted_recipient=no',
                                           '#  -o smtpd_client_restrictions=$mua_client_restrictions',
                                           '#  -o smtpd_helo_restrictions=$mua_helo_restrictions',
                                           '#  -o smtpd_sender_restrictions=$mua_sender_restrictions',
                                           '#  -o smtpd_recipient_restrictions=',
                                           '#  -o smtpd_relay_restrictions=permit_sasl_authenticated,reject',
                                           '#  -o milter_macro_daemon_name=ORIGINATING'
                                          ]) -%}
{%-   endif -%}
{%- endif -%}

{#- Format the postfix service parameters correctly -#}
{%- macro service_param(service, service_name, parameter_name, default='-') -%}
  {#- Fetch the value from the passed service dictionary or fall back to the
   # service defaults by chaining .get() commands. #}
  {%- set value = service.get(parameter_name,
                      postfix_master_services.defaults[service_name].get(
                        parameter_name, default)) -%}
  {%- if value is sameas false -%}
n
  {%- elif value is sameas true -%}
y
  {%- elif value is number or value is string -%}
{{ value }}
  {%- else -%}
-
  {%- endif -%}
{%- endmacro -%}

#
# This file is managed by salt.
# Modify the salt pillar in the postfix formula that generates this file instead.
#
# Postfix master process configuration file.  For details on the format
# of the file, see the master(5) manual page (command: "man 5 master" or
# on-line: http://www.postfix.org/master.5.html).
#
# Do not forget to execute "postfix reload" after editing this file.
#
# ==========================================================================
# service type  private unpriv  chroot  wakeup  maxproc command + args
#               (yes)   (yes)   (no)    (never) (100)
# ==========================================================================
{%- for service_name in postfix_master_services.order %}
{#-   Try to get the service configuration from the pillar if present.
 #    Next try if the service has been dynamically configured and is present in
 #    the additional_services dictionary.
 #    If absent, fall back to the defaults provided in services.jinja -#}
{%-   set service = salt['pillar.get']('postfix:master_config:services:%s' % (
                                         service_name,),
                                         additional_services.get(service_name,
                                         postfix_master_services.defaults[service_name])) -%}
{%-   if service.get('enable', True) -%}
{%-     set comment = '' -%}
{%-   else -%}
{%-     set comment = '#' -%}
{%-   endif %}
{{ "%s%-9s %-5s %-7s %-7s %-7s %-7s %-7s %s" | format(comment,
                                               service_param(service, service_name, 'service', service_name),
                                               service_param(service, service_name, 'type'),
                                               service_param(service, service_name, 'private'),
                                               service_param(service, service_name, 'unpriv'),
                                               service_param(service, service_name, 'chroot'),
                                               service_param(service, service_name, 'wakeup'),
                                               service_param(service, service_name, 'maxproc'),
                                               service_param(service, service_name, 'command', service_name)) -}}
{%-   if service.args is not none -%}
{%-     for option in service.get('args', postfix_master_services.defaults[
                                            service_name].get('args', [])) -%}
{%-       if option.startswith('#') %}
{{ option }}
{%-       else %}
{{ comment }}  {{ option }}
{%-       endif %}
{%-     endfor %}
{%-   endif %}
{%- endfor %}
#
{%- set handled_extra_services = [] -%}
{%- macro extra_service(service_name, wrap=False) -%}
{%-   do handled_extra_services.append(service_name) -%}
{%-   set service = salt['pillar.get']('postfix:master_config:services:%s' % (
                                         service_name,),
                                         postfix_master_services.defaults[service_name]) -%}
{%-   if service.get('enable', True) -%}
{%-     set comment = '' -%}
{%-   else -%}
{%-     set comment = '#' -%}
{%-   endif -%}
{{    "%s%-9s %-5s %-7s %-7s %-7s %-7s %-7s %s" | format(comment,
                                               service_param(service, service_name, 'service', service_name),
                                               service_param(service, service_name, 'type'),
                                               service_param(service, service_name, 'private'),
                                               service_param(service, service_name, 'unpriv'),
                                               service_param(service, service_name, 'chroot'),
                                               service_param(service, service_name, 'wakeup'),
                                               service_param(service, service_name, 'maxproc'),
                                               service_param(service, service_name, 'command', service_name)) }}
{%-   if 'no_args' in service -%}
{%-     set parameter_str = "%s %s" | format(comment,service_param(service, service_name, 'extras', '')) -%}
{%-   else -%}
{%-   if 'flags' in service or 'flags' in postfix_master_services.defaults[service_name] -%}
{%-     set parameter_str = "%s  flags=%s user=%s argv=%s %s" | format(comment,
                                            service_param(service, service_name, 'flags'),
                                            service_param(service, service_name, 'user'),
                                            service_param(service, service_name, 'argv'),
                                            service_param(service, service_name, 'extras', '')) -%}
{%-   else -%}
{%-      set parameter_str = "%s  user=%s argv=%s %s" | format(comment,
                                            service_param(service, service_name, 'user'),
                                            service_param(service, service_name, 'argv'),
                                            service_param(service, service_name, 'extras', '')) -%}
{%-   endif -%}
{%-   endif -%}{# if 'no_args' in service #}
{%-   if wrap %}
{{      parameter_str | wordwrap(width=wrap, break_long_words=False, wrapstring='\n%s  ' | format(comment)) }}
{%-   else %}
{{      parameter_str }}
{%-   endif -%}
{%- endmacro -%}

{#- Handle legacy configuration of services for backwards compatibility
    by extending the services dictionary accordingly #}
{%- if salt['pillar.get']('postfix:policyd-spf:enabled', False) %}
{%-   do postfix_master_services.defaults.update({'policy-spf': {
                                                    'command': 'spawn',
                                                    'chroot': False,
                                                    'enable': True,
                                                    'type': 'unix',
                                                    'unpriv': False,
                                                    'user': 'nobody',
                                                    'argv': '%s/bin/policyd-spf' | format(postfix.xbin_prefix)}}) %}
{%- endif %}
{%- if master_config.get('enable_dovecot', False) -%}
{%-   set dovecot = master_config.get('dovecot', {} )%}
{%-   do postfix_master_services.defaults.update({'dovecot': {
                                                    'command': 'pipe',
                                                    'chroot': False,
                                                    'enable': True,
                                                    'extras': '-d ${recipient}',
                                                    'flags': dovecot.get('flags', 'DRhu'),
                                                    'type': 'unix',
                                                    'unpriv': False,
                                                    'user': '%s:%s' | format(dovecot.get('user', 'vmail'), dovecot.get('group', 'vmail')),
                                                    'argv': dovecot.get('argv', postfix.dovecot_deliver) }}) %}
{%- endif %}
# ====================================================================
# Interfaces to non-Postfix software. Be sure to examine the manual
# pages of the non-Postfix software to find out what options it wants.
#
# Many of the following services use the Postfix pipe(8) delivery
# agent.  See the pipe(8) man page for information about ${recipient}
# and other message envelope options.
# ====================================================================
#
# maildrop. See the Postfix MAILDROP_README file for details.
# Also specify in main.cf: maildrop_destination_recipient_limit=1
#
{{ extra_service('maildrop') }}
#
# ====================================================================
#
# Recent Cyrus versions can use the existing "lmtp" master.cf entry.
#
# Specify in cyrus.conf:
#   lmtp    cmd="lmtpd -a" listen="localhost:lmtp" proto=tcp4
#
# Specify in main.cf one or more of the following:
#  mailbox_transport = lmtp:inet:localhost
#  virtual_transport = lmtp:inet:localhost
#
# ====================================================================
#
# Cyrus 2.1.5 (Amos Gouaux)
# Also specify in main.cf: cyrus_destination_recipient_limit=1
#
{{ extra_service('cyrus') }}
#
# ====================================================================
#
# Old example of delivery via Cyrus.
#
{{ extra_service('old-cyrus') }}
#
# ====================================================================
#
# See the Postfix UUCP_README file for configuration details.
#
{{ extra_service('uucp') }}
#
# ====================================================================
#
# Other external delivery methods.
#
{{ extra_service('ifmail') }}
#
{{ extra_service('bsmtp') }}
#
{{ extra_service('scalemail-backend', 79) }}
#
{{ extra_service('mailman', 79) }}
{#- Handle custom services configured as pillars by extending the services
    dictionary for all defined services that have not been otherwise be
    handled yet. -#}
{%- for service in salt['pillar.get']('postfix:master_config:services', []) if not service in handled_extra_services -%}
{%-  do postfix_master_services.defaults.update({service: salt['pillar.get']('postfix:master_config:services:%s' % (service,))}) -%}
{%- endfor -%}
{%- for service in postfix_master_services.defaults if not service in handled_extra_services and not service in postfix_master_services.order %}
#
{%-   if postfix_master_services.defaults[service].get('wrap', False) %}
{{      extra_service(service, 78) }}
{%-   else %}
{{      extra_service(service) }}
{%-   endif %}
{%- endfor %}