2006-04-11 15:28:37 +00:00
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2006-05-30 19:46:34 +00:00
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policy_module(courier,1.0.2)
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2006-04-11 15:28:37 +00:00
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########################################
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#
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# Declarations
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#
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courier_domain_template(authdaemon)
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type courier_etc_t;
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files_type(courier_etc_t)
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courier_domain_template(pcp)
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courier_domain_template(pop)
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courier_domain_template(tcpd)
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type courier_var_lib_t;
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files_type(courier_var_lib_t)
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type courier_var_run_t;
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files_pid_file(courier_var_run_t)
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type courier_exec_t;
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files_type(courier_exec_t)
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courier_domain_template(sqwebmail)
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typealias courier_sqwebmail_exec_t alias sqwebmail_cron_exec_t;
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########################################
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#
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# Authdaemon local policy
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#
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allow courier_authdaemon_t self:capability { setuid setgid sys_tty_config };
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allow courier_authdaemon_t self:unix_stream_socket connectto;
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can_exec(courier_authdaemon_t, courier_exec_t)
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allow courier_authdaemon_t courier_tcpd_t:fd use;
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allow courier_authdaemon_t courier_tcpd_t:tcp_socket rw_stream_socket_perms;
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allow courier_authdaemon_t courier_tcpd_t:fifo_file rw_file_perms;
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allow courier_authdaemon_t courier_tcpd_t:tcp_socket rw_stream_socket_perms;
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allow courier_authdaemon_t courier_tcpd_t:unix_stream_socket rw_stream_socket_perms;
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allow courier_authdaemon_t courier_tcpd_t:process sigchld;
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allow courier_authdaemon_t courier_tcpd_t:fd use;
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allow courier_authdaemon_t courier_tcpd_t:tcp_socket rw_stream_socket_perms;
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allow courier_authdaemon_t courier_tcpd_t:fifo_file rw_file_perms;
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corecmd_search_sbin(courier_authdaemon_t)
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# for SSP
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dev_read_urand(courier_authdaemon_t)
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files_getattr_tmp_dirs(courier_authdaemon_t)
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auth_domtrans_chk_passwd(courier_authdaemon_t)
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libs_read_lib_files(courier_authdaemon_t)
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miscfiles_read_localization(courier_authdaemon_t)
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# should not be needed!
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userdom_search_unpriv_users_home_dirs(courier_authdaemon_t)
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userdom_dontaudit_search_sysadm_home_dirs(courier_authdaemon_t)
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courier_domtrans_pop(courier_authdaemon_t)
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########################################
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#
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# Calendar (PCP) local policy
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#
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allow courier_pcp_t self:capability { setuid setgid };
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dev_read_rand(courier_pcp_t)
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########################################
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#
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# POP3/IMAP local policy
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#
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allow courier_pop_t courier_authdaemon_t:tcp_socket rw_stream_socket_perms;
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allow courier_pop_t courier_authdaemon_t:process sigchld;
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allow courier_pop_t courier_tcpd_t:{ unix_stream_socket tcp_socket } rw_stream_socket_perms;
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# inherits file handle - should it?
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allow courier_pop_t courier_var_lib_t:file { read write };
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miscfiles_read_localization(courier_pop_t)
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courier_domtrans_authdaemon(courier_pop_t)
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# do the actual work (read the Maildir)
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userdom_manage_unpriv_users_home_content_files(courier_pop_t)
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# cjp: the fact that this is different for pop vs imap means that
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# there should probably be a courier_pop_t and courier_imap_t
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# this should also probably be a separate type too instead of
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# the regular home dir
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userdom_manage_unpriv_users_home_content_dirs(courier_pop_t)
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########################################
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#
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# TCPd local policy
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#
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allow courier_tcpd_t self:capability kill;
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can_exec(courier_tcpd_t, courier_exec_t)
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allow courier_tcpd_t courier_var_lib_t:dir rw_dir_perms;
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allow courier_tcpd_t courier_var_lib_t:file manage_file_perms;
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allow courier_tcpd_t courier_var_lib_t:lnk_file create_lnk_perms;
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files_search_var_lib(courier_tcpd_t)
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corecmd_search_sbin(courier_tcpd_t)
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2006-05-30 19:46:34 +00:00
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corenet_tcp_bind_all_nodes(courier_tcpd_t)
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2006-04-11 15:28:37 +00:00
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corenet_tcp_bind_pop_port(courier_tcpd_t)
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2006-05-30 19:46:34 +00:00
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corenet_sendrecv_pop_server_packets(courier_tcpd_t)
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2006-04-11 15:28:37 +00:00
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# for TLS
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dev_read_rand(courier_tcpd_t)
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dev_read_urand(courier_tcpd_t)
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miscfiles_read_localization(courier_tcpd_t)
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courier_domtrans_pop(courier_tcpd_t)
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########################################
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#
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# Webmail local policy
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#
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kernel_read_kernel_sysctls(courier_sqwebmail_t)
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optional_policy(`
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cron_system_entry(courier_sqwebmail_t,courier_sqwebmail_exec_t)
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')
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