76 lines
2.2 KiB
Plaintext
76 lines
2.2 KiB
Plaintext
|
#DESC Exim - Mail server
|
||
|
|
#
|
||
|
|
# Author: David Hampton <hampton@employees.org>
|
||
|
|
# From postfix.te by Russell Coker <russell@coker.com.au>
|
||
|
|
# Depends: mta.te
|
||
|
|
#
|
||
|
|
|
||
|
|
##########
|
||
|
|
# Permissions common to the exim daemon, and exim invoked by a user to
|
||
|
|
# send a file
|
||
|
|
##########
|
||
|
|
define(`exim_common',`
|
||
|
|
|
||
|
|
# Networking - All instances need to talk to other mail hosts and
|
||
|
|
# amavisd
|
||
|
|
can_network_tcp($1_t);
|
||
|
|
allow $1_t smtp_port_t:tcp_socket name_connect;
|
||
|
|
## can_network_client_tcp($1_t, smtp_port_t);
|
||
|
|
## ifdef(`amavis.te', `
|
||
|
|
## can_network_client_tcp($1_t, amavisd_recv_port_t);
|
||
|
|
## allow $1_t amavisd_recv_port_t:tcp_socket { recv_msg send_msg };
|
||
|
|
## ')
|
||
|
|
can_resolve($1_t);
|
||
|
|
|
||
|
|
# Exim forks children to do its work.
|
||
|
|
general_domain_access($1_t)
|
||
|
|
|
||
|
|
# Certs and SSL
|
||
|
|
r_dir_file($1_t, cert_t)
|
||
|
|
allow $1_t { random_device_t urandom_device_t }:chr_file r_file_perms;
|
||
|
|
|
||
|
|
general_proc_read_access($1_t)
|
||
|
|
read_locale($1_t)
|
||
|
|
|
||
|
|
allow $1_t etc_t:file { getattr read };
|
||
|
|
allow $1_t sbin_t:dir search;
|
||
|
|
allow $1_t tmp_t:dir getattr;
|
||
|
|
allow $1_t self:fifo_file { read write };
|
||
|
|
can_exec($1_t, exim_exec_t)
|
||
|
|
allow $1_t self:capability { chown fowner dac_override setgid setuid };
|
||
|
|
allow $1_t self:process setrlimit;
|
||
|
|
|
||
|
|
# Have to walk through /var/xxx to get to /var/xxx/exim
|
||
|
|
allow $1_t var_log_t:dir search;
|
||
|
|
allow $1_t var_spool_t:dir search;
|
||
|
|
|
||
|
|
# Exim creates a spool file per message
|
||
|
|
create_dir_file($1_t, exim_spool_t);
|
||
|
|
# It also creates a log file per message
|
||
|
|
create_dir_file($1_t, exim_log_t);
|
||
|
|
# The database is modified by every message
|
||
|
|
allow $1_t exim_spool_db_t:dir search;
|
||
|
|
allow $1_t exim_spool_db_t:file rw_file_perms;
|
||
|
|
|
||
|
|
# Checking the existence of mailman lists
|
||
|
|
allow $1_t mailman_data_t:file getattr;
|
||
|
|
|
||
|
|
# Trying to read mtab
|
||
|
|
dontaudit $1_t etc_runtime_t:file { getattr read };
|
||
|
|
')
|
||
|
|
|
||
|
|
|
||
|
|
define(`exim_user_domain',`
|
||
|
|
########################################
|
||
|
|
########################################
|
||
|
|
application_domain(exim_$1, `, mta_delivery_agent, mail_server_domain, mail_server_sender, nscd_client_domain, privlog');
|
||
|
|
in_user_role(exim_$1_t)
|
||
|
|
domain_auto_trans($1_t, exim_exec_t, exim_$1_t)
|
||
|
|
exim_common(exim_$1)
|
||
|
|
role $1_r types exim_$1_t;
|
||
|
|
allow exim_$1_t $1_tmp_t:file { getattr read };
|
||
|
|
allow exim_$1_t $1_devpts_t:chr_file rw_file_perms;
|
||
|
|
allow exim_$1_t sshd_t:fd use;
|
||
|
|
')
|
||
|
|
|