policy_module(dcc,1.3.1)

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

#

# Declarations

#

type cdcc_t;

type cdcc_exec_t;

application_domain(cdcc_t,cdcc_exec_t)

role system_r types cdcc_t;

type cdcc_tmp_t;

files_tmp_file(cdcc_tmp_t)

type dcc_client_t;

type dcc_client_exec_t;

application_domain(dcc_client_t,dcc_client_exec_t)

role system_r types dcc_client_t;

type dcc_client_map_t;

files_type(dcc_client_map_t)

type dcc_client_tmp_t;

files_tmp_file(dcc_client_tmp_t)

type dcc_dbclean_t;

type dcc_dbclean_exec_t;

application_domain(dcc_dbclean_t,dcc_dbclean_exec_t)

role system_r types dcc_dbclean_t;

type dcc_dbclean_tmp_t;

files_tmp_file(dcc_dbclean_tmp_t)

type dcc_var_t;

files_type(dcc_var_t)

type dcc_var_run_t;

files_type(dcc_var_run_t)

type dccd_t;

type dccd_exec_t;

init_daemon_domain(dccd_t,dccd_exec_t)

type dccd_tmp_t;

files_tmp_file(dccd_tmp_t)

type dccd_var_run_t;

files_pid_file(dccd_var_run_t)

type dccifd_t;

type dccifd_exec_t;

init_daemon_domain(dccifd_t,dccifd_exec_t)

type dccifd_tmp_t;

files_tmp_file(dccifd_tmp_t)

type dccifd_var_run_t;

files_pid_file(dccifd_var_run_t)

type dccm_t;

type dccm_exec_t;

init_daemon_domain(dccm_t,dccm_exec_t)

type dccm_tmp_t;

files_tmp_file(dccm_tmp_t)

type dccm_var_run_t;

files_pid_file(dccm_var_run_t)

# NOTE: DCC has writeable files in /etc/dcc that should probably be in

# /var/lib/dcc.  For now this policy supports both directories being

# writable.

# cjp: dccifd and dccm should be merged, as

# they have the same rules.

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

#

# dcc daemon controller local policy

#

allow cdcc_t self:capability setuid;

allow cdcc_t self:unix_dgram_socket create_socket_perms;

allow cdcc_t self:udp_socket create_socket_perms;

manage_dirs_pattern(cdcc_t,cdcc_tmp_t,cdcc_tmp_t)

manage_files_pattern(cdcc_t,cdcc_tmp_t,cdcc_tmp_t)

files_tmp_filetrans(cdcc_t, cdcc_tmp_t, { file dir })

allow cdcc_t dcc_client_map_t:file rw_file_perms;

# Access files in /var/dcc. The map file can be updated

allow cdcc_t dcc_var_t:dir list_dir_perms;

read_files_pattern(cdcc_t,dcc_var_t,dcc_var_t)

read_lnk_files_pattern(cdcc_t,dcc_var_t,dcc_var_t)

corenet_all_recvfrom_unlabeled(cdcc_t)

corenet_all_recvfrom_netlabel(cdcc_t)

corenet_udp_sendrecv_generic_if(cdcc_t)

corenet_udp_sendrecv_all_nodes(cdcc_t)

corenet_udp_sendrecv_all_ports(cdcc_t)

files_read_etc_files(cdcc_t)

files_read_etc_runtime_files(cdcc_t)

libs_use_ld_so(cdcc_t)

libs_use_shared_libs(cdcc_t)

logging_send_syslog_msg(cdcc_t)

miscfiles_read_localization(cdcc_t)

sysnet_read_config(cdcc_t)

sysnet_dns_name_resolve(cdcc_t)

optional_policy(`

	nscd_socket_use(cdcc_t)

')

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

#

# dcc procmail interface local policy

#

allow dcc_client_t self:capability setuid;

allow dcc_client_t self:unix_dgram_socket create_socket_perms;

allow dcc_client_t self:udp_socket create_socket_perms;

allow dcc_client_t dcc_client_map_t:file rw_file_perms;

manage_dirs_pattern(dcc_client_t,dcc_client_tmp_t,dcc_client_tmp_t)

manage_files_pattern(dcc_client_t,dcc_client_tmp_t,dcc_client_tmp_t)

files_tmp_filetrans(dcc_client_t, dcc_client_tmp_t, { file dir })

# Access files in /var/dcc. The map file can be updated

allow dcc_client_t dcc_var_t:dir list_dir_perms;

read_files_pattern(dcc_client_t,dcc_var_t,dcc_var_t)

read_lnk_files_pattern(dcc_client_t,dcc_var_t,dcc_var_t)

corenet_all_recvfrom_unlabeled(dcc_client_t)

corenet_all_recvfrom_netlabel(dcc_client_t)

corenet_udp_sendrecv_generic_if(dcc_client_t)

corenet_udp_sendrecv_all_nodes(dcc_client_t)

corenet_udp_sendrecv_all_ports(dcc_client_t)

files_read_etc_files(dcc_client_t)

files_read_etc_runtime_files(dcc_client_t)

libs_use_ld_so(dcc_client_t)

libs_use_shared_libs(dcc_client_t)

logging_send_syslog_msg(dcc_client_t)

miscfiles_read_localization(dcc_client_t)

sysnet_read_config(dcc_client_t)

sysnet_dns_name_resolve(dcc_client_t)

optional_policy(`

	nscd_socket_use(dcc_client_t)

')

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

#

# Database cleanup tool local policy

#

allow dcc_dbclean_t self:unix_dgram_socket create_socket_perms;

allow dcc_dbclean_t self:udp_socket create_socket_perms;

allow dcc_dbclean_t dcc_client_map_t:file rw_file_perms;

manage_dirs_pattern(dcc_dbclean_t,dcc_dbclean_tmp_t,dcc_dbclean_tmp_t)

manage_files_pattern(dcc_dbclean_t,dcc_dbclean_tmp_t,dcc_dbclean_tmp_t)

files_tmp_filetrans(dcc_dbclean_t, dcc_dbclean_tmp_t, { file dir })

manage_dirs_pattern(dcc_dbclean_t,dcc_var_t,dcc_var_t)

manage_files_pattern(dcc_dbclean_t,dcc_var_t,dcc_var_t)

manage_lnk_files_pattern(dcc_dbclean_t,dcc_var_t,dcc_var_t)

kernel_read_system_state(dcc_dbclean_t)

corenet_all_recvfrom_unlabeled(dcc_dbclean_t)

corenet_all_recvfrom_netlabel(dcc_dbclean_t)

corenet_udp_sendrecv_generic_if(dcc_dbclean_t)

corenet_udp_sendrecv_all_nodes(dcc_dbclean_t)

corenet_udp_sendrecv_all_ports(dcc_dbclean_t)

files_read_etc_files(dcc_dbclean_t)

files_read_etc_runtime_files(dcc_dbclean_t)

libs_use_ld_so(dcc_dbclean_t)

libs_use_shared_libs(dcc_dbclean_t)

logging_send_syslog_msg(dcc_dbclean_t)

miscfiles_read_localization(dcc_dbclean_t)

sysnet_read_config(dcc_dbclean_t)

sysnet_dns_name_resolve(dcc_dbclean_t)

optional_policy(`

	nscd_socket_use(dcc_dbclean_t)

')

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

#

# Server daemon local policy

#

allow dccd_t self:capability net_admin;

dontaudit dccd_t self:capability sys_tty_config;

allow dccd_t self:process signal_perms;

allow dccd_t self:unix_stream_socket create_socket_perms;

allow dccd_t self:netlink_route_socket { bind create getattr nlmsg_read read write };

allow dccd_t self:udp_socket create_socket_perms;

allow dccd_t dcc_client_map_t:file rw_file_perms;

# Access files in /var/dcc. The map file can be updated

allow dccd_t dcc_var_t:dir list_dir_perms;

read_files_pattern(dccd_t,dcc_var_t,dcc_var_t)

read_lnk_files_pattern(dccd_t,dcc_var_t,dcc_var_t)

# Runs the dbclean program

domtrans_pattern(dccd_t, dcc_dbclean_exec_t, dcc_dbclean_t)

corecmd_search_bin(dccd_t)

# Updating dcc_db, flod, ...

manage_dirs_pattern(dccd_t,dcc_var_t,dcc_var_t)

manage_files_pattern(dccd_t,dcc_var_t,dcc_var_t)

manage_lnk_files_pattern(dccd_t,dcc_var_t,dcc_var_t)

manage_dirs_pattern(dccd_t,dccd_tmp_t,dccd_tmp_t)

manage_files_pattern(dccd_t,dccd_tmp_t,dccd_tmp_t)

files_tmp_filetrans(dccd_t, dccd_tmp_t, { file dir })

manage_files_pattern(dccd_t,dccd_var_run_t,dccd_var_run_t)

files_pid_filetrans(dccd_t,dccd_var_run_t,file)

kernel_read_system_state(dccd_t)

kernel_read_kernel_sysctls(dccd_t)

corenet_all_recvfrom_unlabeled(dccd_t)

corenet_all_recvfrom_netlabel(dccd_t)

corenet_udp_sendrecv_generic_if(dccd_t)

corenet_udp_sendrecv_all_nodes(dccd_t)

corenet_udp_sendrecv_all_ports(dccd_t)

corenet_udp_bind_all_nodes(dccd_t)

corenet_udp_bind_dcc_port(dccd_t)

corenet_sendrecv_dcc_server_packets(dccd_t)

dev_read_sysfs(dccd_t)

domain_use_interactive_fds(dccd_t)

files_read_etc_files(dccd_t)

files_read_etc_runtime_files(dccd_t)

fs_getattr_all_fs(dccd_t)

fs_search_auto_mountpoints(dccd_t)

libs_use_ld_so(dccd_t)

libs_use_shared_libs(dccd_t)

logging_send_syslog_msg(dccd_t)

miscfiles_read_localization(dccd_t)

sysnet_read_config(dccd_t)

sysnet_dns_name_resolve(dccd_t)

userdom_dontaudit_use_unpriv_user_fds(dccd_t)

userdom_dontaudit_search_sysadm_home_dirs(dccd_t)

ifdef(`targeted_policy',`

	term_dontaudit_use_unallocated_ttys(dccd_t)

	term_dontaudit_use_generic_ptys(dccd_t)

	files_dontaudit_read_root_files(dccd_t)

')

optional_policy(`

	nscd_socket_use(dccd_t)

')

optional_policy(`

	seutil_sigchld_newrole(dccd_t)

')

optional_policy(`

	udev_read_db(dccd_t)

')

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

#

# Spamassassin and general MTA persistent client local policy

#

dontaudit dccifd_t self:capability sys_tty_config;

allow dccifd_t self:process signal_perms;

allow dccifd_t self:unix_stream_socket create_stream_socket_perms;

allow dccifd_t self:unix_dgram_socket create_socket_perms;

allow dccifd_t self:udp_socket create_socket_perms;

allow dccifd_t dcc_client_map_t:file rw_file_perms;

# Updating dcc_db, flod, ...

manage_dirs_pattern(dccifd_t,dcc_var_t,dcc_var_t)

manage_files_pattern(dccifd_t,dcc_var_t,dcc_var_t)

manage_lnk_files_pattern(dccifd_t,dcc_var_t,dcc_var_t)

manage_fifo_files_pattern(dccifd_t,dcc_var_t,dcc_var_t)

manage_sock_files_pattern(dccifd_t,dcc_var_t,dcc_var_t)

manage_dirs_pattern(dccifd_t,dccifd_tmp_t,dccifd_tmp_t)

manage_files_pattern(dccifd_t,dccifd_tmp_t,dccifd_tmp_t)

files_tmp_filetrans(dccifd_t, dccifd_tmp_t, { file dir })

manage_files_pattern(dccifd_t,dccifd_var_run_t,dccifd_var_run_t)

manage_sock_files_pattern(dccifd_t,dccifd_var_run_t,dccifd_var_run_t)

filetrans_pattern(dccifd_t,dcc_var_t,dccifd_var_run_t,{ file sock_file })

files_pid_filetrans(dccifd_t,dccifd_var_run_t,file)

kernel_read_system_state(dccifd_t)

kernel_read_kernel_sysctls(dccifd_t)

corenet_all_recvfrom_unlabeled(dccifd_t)

corenet_all_recvfrom_netlabel(dccifd_t)

corenet_udp_sendrecv_generic_if(dccifd_t)

corenet_udp_sendrecv_all_nodes(dccifd_t)

corenet_udp_sendrecv_all_ports(dccifd_t)

dev_read_sysfs(dccifd_t)

domain_use_interactive_fds(dccifd_t)

files_read_etc_files(dccifd_t)

files_read_etc_runtime_files(dccifd_t)

fs_getattr_all_fs(dccifd_t)

fs_search_auto_mountpoints(dccifd_t)

libs_use_ld_so(dccifd_t)

libs_use_shared_libs(dccifd_t)

logging_send_syslog_msg(dccifd_t)

miscfiles_read_localization(dccifd_t)

sysnet_read_config(dccifd_t)

sysnet_dns_name_resolve(dccifd_t)

userdom_dontaudit_use_unpriv_user_fds(dccifd_t)

userdom_dontaudit_search_sysadm_home_dirs(dccifd_t)

ifdef(`targeted_policy',`

	term_dontaudit_use_unallocated_ttys(dccifd_t)

	term_dontaudit_use_generic_ptys(dccifd_t)

	files_dontaudit_read_root_files(dccifd_t)

')

optional_policy(`

	nscd_socket_use(dccifd_t)

')

optional_policy(`

	seutil_sigchld_newrole(dccifd_t)

')

optional_policy(`

	udev_read_db(dccifd_t)

')

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

#

# sendmail milter client local policy

#

dontaudit dccm_t self:capability sys_tty_config;

allow dccm_t self:process signal_perms;

allow dccm_t self:unix_stream_socket create_stream_socket_perms;

allow dccm_t self:unix_dgram_socket create_socket_perms;

allow dccm_t self:udp_socket create_socket_perms;

allow dccm_t dcc_client_map_t:file rw_file_perms;

manage_dirs_pattern(dccm_t,dcc_var_t,dcc_var_t)

manage_files_pattern(dccm_t,dcc_var_t,dcc_var_t)

manage_lnk_files_pattern(dccm_t,dcc_var_t,dcc_var_t)

manage_fifo_files_pattern(dccm_t,dcc_var_t,dcc_var_t)

manage_sock_files_pattern(dccm_t,dcc_var_t,dcc_var_t)

manage_dirs_pattern(dccm_t,dccm_tmp_t,dccm_tmp_t)

manage_files_pattern(dccm_t,dccm_tmp_t,dccm_tmp_t)

files_tmp_filetrans(dccm_t, dccm_tmp_t, { file dir })

manage_files_pattern(dccm_t,dccm_var_run_t,dccm_var_run_t)

manage_sock_files_pattern(dccm_t,dccm_var_run_t,dccm_var_run_t)

filetrans_pattern(dccm_t,dcc_var_run_t,dccm_var_run_t,{ file sock_file })

files_pid_filetrans(dccm_t,dccm_var_run_t,file)

kernel_read_system_state(dccm_t)

kernel_read_kernel_sysctls(dccm_t)

corenet_all_recvfrom_unlabeled(dccm_t)

corenet_all_recvfrom_netlabel(dccm_t)

corenet_udp_sendrecv_generic_if(dccm_t)

corenet_udp_sendrecv_all_nodes(dccm_t)

corenet_udp_sendrecv_all_ports(dccm_t)

dev_read_sysfs(dccm_t)

domain_use_interactive_fds(dccm_t)

files_read_etc_files(dccm_t)

files_read_etc_runtime_files(dccm_t)

fs_getattr_all_fs(dccm_t)

fs_search_auto_mountpoints(dccm_t)

libs_use_ld_so(dccm_t)

libs_use_shared_libs(dccm_t)

logging_send_syslog_msg(dccm_t)

miscfiles_read_localization(dccm_t)

sysnet_read_config(dccm_t)

sysnet_dns_name_resolve(dccm_t)

userdom_dontaudit_use_unpriv_user_fds(dccm_t)

userdom_dontaudit_search_sysadm_home_dirs(dccm_t)

ifdef(`targeted_policy',`

	term_dontaudit_use_unallocated_ttys(dccm_t)

	term_dontaudit_use_generic_ptys(dccm_t)

	files_dontaudit_read_root_files(dccm_t)

')

optional_policy(`

	nscd_socket_use(dccm_t)

')

optional_policy(`

	seutil_sigchld_newrole(dccm_t)

')

optional_policy(`

	udev_read_db(dccm_t)

')