2005-05-02 19:24:29 +00:00
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2008-11-05 16:10:46 +00:00
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policy_module(mta, 2.0.0)
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2005-05-02 19:24:29 +00:00
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2005-05-12 20:50:09 +00:00
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########################################
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#
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# Declarations
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#
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2008-09-12 14:18:20 +00:00
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attribute mailcontent_type;
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attribute mta_exec_type;
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2005-08-30 20:47:41 +00:00
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attribute mta_user_agent;
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attribute mailserver_delivery;
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attribute mailserver_domain;
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attribute mailserver_sender;
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2005-10-23 20:18:36 +00:00
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attribute user_mail_domain;
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2005-05-02 19:24:29 +00:00
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type etc_aliases_t;
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2005-06-29 14:26:41 +00:00
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files_type(etc_aliases_t)
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2005-05-02 19:24:29 +00:00
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type etc_mail_t;
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2005-10-24 18:40:24 +00:00
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files_config_file(etc_mail_t)
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2005-05-02 19:24:29 +00:00
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type mqueue_spool_t;
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2008-09-12 14:18:20 +00:00
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files_mountpoint(mqueue_spool_t)
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2005-05-02 19:24:29 +00:00
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type mail_spool_t;
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2008-09-12 14:18:20 +00:00
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files_mountpoint(mail_spool_t)
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2005-05-12 20:50:09 +00:00
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type sendmail_exec_t;
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2008-09-12 14:18:20 +00:00
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mta_agent_executable(sendmail_exec_t)
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2005-05-12 20:50:09 +00:00
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2005-11-28 20:25:36 +00:00
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mta_base_mail_template(system)
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2005-05-12 20:50:09 +00:00
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role system_r types system_mail_t;
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2008-11-05 16:10:46 +00:00
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mta_base_mail_template(user)
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typealias user_mail_t alias { staff_mail_t sysadm_mail_t };
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typealias user_mail_t alias { auditadm_mail_t secadm_mail_t };
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typealias user_mail_tmp_t alias { staff_mail_tmp_t sysadm_mail_tmp_t };
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typealias user_mail_tmp_t alias { auditadm_mail_tmp_t secadm_mail_tmp_t };
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ubac_constrained(user_mail_t)
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ubac_constrained(user_mail_tmp_t)
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2005-05-12 20:50:09 +00:00
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########################################
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#
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# System mail local policy
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#
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2006-02-16 19:32:13 +00:00
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# newalias required this, not sure if it is needed in 'if' file
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allow system_mail_t self:capability { dac_override };
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2008-07-23 21:38:39 +00:00
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read_files_pattern(system_mail_t, etc_mail_t, etc_mail_t)
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2005-10-25 20:27:08 +00:00
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2008-09-12 14:18:20 +00:00
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allow system_mail_t mta_exec_type:file entrypoint;
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allow system_mail_t mailcontent_type:file read_file_perms;
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2005-05-12 20:50:09 +00:00
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kernel_read_system_state(system_mail_t)
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kernel_read_network_state(system_mail_t)
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2005-09-15 21:03:29 +00:00
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dev_read_rand(system_mail_t)
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2005-06-13 16:22:32 +00:00
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dev_read_urand(system_mail_t)
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2005-05-12 20:50:09 +00:00
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2006-02-02 21:08:12 +00:00
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init_use_script_ptys(system_mail_t)
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2005-05-12 20:50:09 +00:00
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2008-11-05 16:10:46 +00:00
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userdom_use_user_terminals(system_mail_t)
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userdom_dontaudit_search_user_home_dirs(system_mail_t)
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2005-08-30 20:47:41 +00:00
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2006-03-24 16:13:54 +00:00
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optional_policy(`
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2005-10-17 17:55:38 +00:00
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apache_read_squirrelmail_data(system_mail_t)
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apache_append_squirrelmail_data(system_mail_t)
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# apache should set close-on-exec
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apache_dontaudit_append_log(system_mail_t)
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2006-02-02 21:08:12 +00:00
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apache_dontaudit_rw_stream_sockets(system_mail_t)
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apache_dontaudit_rw_tcp_sockets(system_mail_t)
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apache_dontaudit_rw_sys_script_stream_sockets(system_mail_t)
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2005-10-17 17:55:38 +00:00
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')
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2006-03-24 16:13:54 +00:00
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optional_policy(`
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2005-11-28 22:19:08 +00:00
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arpwatch_manage_tmp_files(system_mail_t)
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ifdef(`hide_broken_symptoms', `
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2006-02-02 21:08:12 +00:00
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arpwatch_dontaudit_rw_packet_sockets(system_mail_t)
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2005-11-28 22:19:08 +00:00
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')
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2005-10-25 20:27:08 +00:00
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')
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2006-03-24 16:13:54 +00:00
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optional_policy(`
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2005-08-30 20:47:41 +00:00
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cron_read_system_job_tmp_files(system_mail_t)
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2006-02-02 21:08:12 +00:00
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cron_dontaudit_write_pipes(system_mail_t)
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2005-08-30 20:47:41 +00:00
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')
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2006-03-24 16:13:54 +00:00
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optional_policy(`
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2005-09-20 18:49:13 +00:00
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cvs_read_data(system_mail_t)
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')
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2006-03-24 16:13:54 +00:00
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optional_policy(`
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2005-08-30 20:47:41 +00:00
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logrotate_read_tmp_files(system_mail_t)
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')
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2006-03-24 16:13:54 +00:00
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optional_policy(`
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2006-01-10 14:39:21 +00:00
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logwatch_read_tmp_files(system_mail_t)
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')
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2006-04-06 15:03:23 +00:00
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optional_policy(`
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nagios_read_tmp_files(system_mail_t)
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')
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2006-03-24 16:13:54 +00:00
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optional_policy(`
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2008-07-23 21:38:39 +00:00
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manage_dirs_pattern(system_mail_t, etc_aliases_t, etc_aliases_t)
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manage_files_pattern(system_mail_t, etc_aliases_t, etc_aliases_t)
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manage_lnk_files_pattern(system_mail_t, etc_aliases_t, etc_aliases_t)
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manage_fifo_files_pattern(system_mail_t, etc_aliases_t, etc_aliases_t)
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manage_sock_files_pattern(system_mail_t, etc_aliases_t, etc_aliases_t)
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files_etc_filetrans(system_mail_t, etc_aliases_t, { file lnk_file sock_file fifo_file })
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2005-10-23 20:18:36 +00:00
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2006-02-20 21:33:25 +00:00
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domain_use_interactive_fds(system_mail_t)
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2005-11-09 15:51:22 +00:00
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2005-11-28 22:19:08 +00:00
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# postfix needs this for newaliases
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2006-01-31 19:21:01 +00:00
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files_getattr_tmp_dirs(system_mail_t)
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2005-11-08 22:00:30 +00:00
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2005-11-28 22:19:08 +00:00
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postfix_exec_master(system_mail_t)
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2006-02-13 22:05:08 +00:00
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postfix_read_config(system_mail_t)
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postfix_search_spool(system_mail_t)
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2005-05-13 14:37:13 +00:00
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2005-11-28 22:19:08 +00:00
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ifdef(`distro_redhat',`
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# compatability for old default main.cf
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2008-07-23 21:38:39 +00:00
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postfix_config_filetrans(system_mail_t, etc_aliases_t, { dir file lnk_file sock_file fifo_file })
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2005-11-28 22:19:08 +00:00
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')
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2006-03-24 16:13:54 +00:00
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optional_policy(`
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2006-02-20 14:31:45 +00:00
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cron_rw_tcp_sockets(system_mail_t)
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2005-11-28 22:19:08 +00:00
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')
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2005-08-30 20:47:41 +00:00
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')
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2006-04-05 15:32:38 +00:00
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optional_policy(`
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qmail_domtrans_inject(system_mail_t)
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')
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2006-05-01 20:36:13 +00:00
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optional_policy(`
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sxid_read_log(system_mail_t)
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')
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2006-03-24 16:13:54 +00:00
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optional_policy(`
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2008-11-05 16:10:46 +00:00
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userdom_dontaudit_use_user_ptys(system_mail_t)
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2005-07-13 18:29:08 +00:00
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2006-03-24 16:13:54 +00:00
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optional_policy(`
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2005-11-28 22:19:08 +00:00
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cron_dontaudit_append_system_job_tmp_files(system_mail_t)
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2005-07-13 18:29:08 +00:00
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')
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2005-05-13 14:37:13 +00:00
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')
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2005-05-12 20:50:09 +00:00
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2006-03-24 16:13:54 +00:00
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optional_policy(`
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2006-02-02 21:08:12 +00:00
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smartmon_read_tmp_files(system_mail_t)
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2006-01-04 15:26:42 +00:00
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')
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2005-11-28 22:19:08 +00:00
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# should break this up among sections:
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2005-11-08 22:00:30 +00:00
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2006-03-24 16:13:54 +00:00
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optional_policy(`
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2005-10-10 18:11:46 +00:00
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# why is mail delivered to a directory of type arpwatch_data_t?
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2005-11-08 22:00:30 +00:00
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arpwatch_search_data(mailserver_delivery)
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2005-10-10 18:11:46 +00:00
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arpwatch_manage_tmp_files(mta_user_agent)
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2007-10-02 16:04:50 +00:00
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2005-10-10 18:11:46 +00:00
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ifdef(`hide_broken_symptoms', `
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2006-02-02 21:08:12 +00:00
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arpwatch_dontaudit_rw_packet_sockets(mta_user_agent)
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2005-10-10 18:11:46 +00:00
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')
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2007-10-02 16:04:50 +00:00
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2006-03-24 16:13:54 +00:00
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optional_policy(`
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2005-11-28 22:19:08 +00:00
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cron_read_system_job_tmp_files(mta_user_agent)
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')
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2005-10-10 18:11:46 +00:00
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')
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2008-11-05 16:10:46 +00:00
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########################################
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#
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# User send mail local policy
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#
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domain_use_interactive_fds(user_mail_t)
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userdom_use_user_terminals(user_mail_t)
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# Write to the user domain tty. cjp: why?
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userdom_use_user_terminals(mta_user_agent)
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# Create dead.letter in user home directories.
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userdom_manage_user_home_content_files(user_mail_t)
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userdom_user_home_dir_filetrans_user_home_content(user_mail_t, file)
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# for reading .forward - maybe we need a new type for it?
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# also for delivering mail to maildir
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userdom_manage_user_home_content_dirs(mailserver_delivery)
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userdom_manage_user_home_content_files(mailserver_delivery)
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userdom_manage_user_home_content_symlinks(mailserver_delivery)
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userdom_manage_user_home_content_pipes(mailserver_delivery)
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userdom_manage_user_home_content_sockets(mailserver_delivery)
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userdom_user_home_dir_filetrans_user_home_content(mailserver_delivery, { dir file lnk_file fifo_file sock_file })
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# Read user temporary files.
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userdom_read_user_tmp_files(user_mail_t)
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userdom_dontaudit_append_user_tmp_files(user_mail_t)
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# cjp: this should probably be read all user tmp
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# files in an appropriate place for mta_user_agent
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userdom_read_user_tmp_files(mta_user_agent)
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tunable_policy(`use_samba_home_dirs',`
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fs_manage_cifs_files(user_mail_t)
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fs_manage_cifs_symlinks(user_mail_t)
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')
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optional_policy(`
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allow user_mail_t self:capability dac_override;
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# Read user temporary files.
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# postfix seems to need write access if the file handle is opened read/write
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userdom_rw_user_tmp_files(user_mail_t)
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postfix_read_config(user_mail_t)
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postfix_list_spool(user_mail_t)
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')
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