Cfengine 3 example unit_postfix.html
#  Copyright (C) Cfengine AS

#  This file is part of Cfengine 3 - written and maintained by Cfengine AS.

#  This program is free software; you can redistribute it and/or modify it
#  under the terms of the GNU General Public License as published by the
#  Free Software Foundation; version 3.

#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA

# To the extent this program is licensed as part of the Enterprise
# versions of Cfengine, the applicable Commerical Open Source License
# (COSL) may apply to this file if you as a licensee so wish it. See
# included file COSL.txt.

#######################################################
#
# Postfix
#
#######################################################

body common control

{
any::

  bundlesequence  => {
                     postfix
                     };   
}

#######################################################

bundle agent postfix

{
vars:

 "prefix"     string => "/home/mark/tmp";
 "smtpserver" string => "mailx.domain.tld";
 "mailrelay"  string => "mailx.domain.tld";

files:

  "$(prefix)/main.cf"     
          edit_line => prefix_postfix;

  "$(prefix)/sasl-passwd" 
          create    => "true",
          perms     => system("0600","root"),
          edit_line => AppendIfNSL("$(smtpserver)	_$(fqhost):chmsxrcynz4etzefabj9frejizhs22");


}

#######################################################
# For the library
#######################################################

bundle edit_line prefix_postfix

{
#
# Value have the form NAME = "quoted space separated list"
#
vars:

  "ps[relayhost]"                  string => "[$(postfix.mailrelay)]:587";
  "ps[mydomain]"                   string => "iu.hio.no";
  "ps[smtp_sasl_auth_enable]"      string => "yes";
  "ps[smtp_sasl_password_maps]"    string => "hash:/etc/postfix/sasl-passwd";
  "ps[smtp_sasl_security_options]" string => "";
  "ps[smtp_use_tls]"               string => "yes";
  "ps[default_privs]"              string => "mailman";
  "ps[inet_protocols]"             string => "all";
  "ps[inet_interfaces]"            string => "127.0.0.1";

  "parameter_name" slist => getindices("ps");

delete_lines: 

  "$(parameter_name).*";

insert_lines:

  "$(parameter_name) = $(ps[$(parameter_name)])";

}

########################################################

bundle edit_line AppendIfNSL(parameter)
  {
  insert_lines:

    "$(parameter)"; # This is default
  }

########################################
# Library Bodies
########################################

body replace_with All(x)

{
replace_value => "$(x)";
occurrences => "all";
}

#########################################################

body perms system(x,owner)

{
mode  => "0640";
owners => { "$(owner)", "root" };
}
}