policy_module(postgresql,1.2.1)

#################################
#
# Declarations
#
type postgresql_t;
type postgresql_exec_t;
init_daemon_domain(postgresql_t,postgresql_exec_t)

type postgresql_db_t;
files_type(postgresql_db_t)

type postgresql_etc_t;
files_config_file(postgresql_etc_t)

type postgresql_lock_t;
files_lock_file(postgresql_lock_t)

type postgresql_log_t;
logging_log_file(postgresql_log_t)

type postgresql_tmp_t;
files_tmp_file(postgresql_tmp_t)

type postgresql_var_run_t;
files_pid_file(postgresql_var_run_t)

########################################
#
# postgresql Local policy
#
allow postgresql_t self:capability { kill dac_override dac_read_search chown fowner fsetid setuid setgid sys_nice sys_tty_config sys_admin };
dontaudit postgresql_t self:capability { sys_tty_config sys_admin };
allow postgresql_t self:process signal_perms;
allow postgresql_t self:fifo_file { getattr read write ioctl };
allow postgresql_t self:file { getattr read };
allow postgresql_t self:sem create_sem_perms;
allow postgresql_t self:shm create_shm_perms;
allow postgresql_t self:tcp_socket create_stream_socket_perms;
allow postgresql_t self:udp_socket create_stream_socket_perms;
allow postgresql_t self:unix_dgram_socket create_socket_perms;
allow postgresql_t self:unix_stream_socket create_stream_socket_perms;
allow postgresql_t self:netlink_route_socket r_netlink_socket_perms;

manage_dirs_pattern(postgresql_t,postgresql_db_t,postgresql_db_t)
manage_files_pattern(postgresql_t,postgresql_db_t,postgresql_db_t)
manage_lnk_files_pattern(postgresql_t,postgresql_db_t,postgresql_db_t)
manage_fifo_files_pattern(postgresql_t,postgresql_db_t,postgresql_db_t)
manage_sock_files_pattern(postgresql_t,postgresql_db_t,postgresql_db_t)
files_var_lib_filetrans(postgresql_t, postgresql_db_t, { dir file lnk_file sock_file fifo_file })

allow postgresql_t postgresql_etc_t:dir list_dir_perms;
read_files_pattern(postgresql_t,postgresql_etc_t,postgresql_etc_t)
read_lnk_files_pattern(postgresql_t,postgresql_etc_t,postgresql_etc_t)

allow postgresql_t postgresql_exec_t:lnk_file { getattr read };
can_exec(postgresql_t, postgresql_exec_t )

allow postgresql_t postgresql_lock_t:file manage_file_perms;
files_lock_filetrans(postgresql_t,postgresql_lock_t,file)

manage_files_pattern(postgresql_t,postgresql_log_t,postgresql_log_t)
logging_log_filetrans(postgresql_t,postgresql_log_t,{ file dir })

manage_dirs_pattern(postgresql_t,postgresql_tmp_t,postgresql_tmp_t)
manage_files_pattern(postgresql_t,postgresql_tmp_t,postgresql_tmp_t)
manage_lnk_files_pattern(postgresql_t,postgresql_tmp_t,postgresql_tmp_t)
manage_fifo_files_pattern(postgresql_t,postgresql_tmp_t,postgresql_tmp_t)
manage_sock_files_pattern(postgresql_t,postgresql_tmp_t,postgresql_tmp_t)
files_tmp_filetrans(postgresql_t, postgresql_tmp_t, { dir file sock_file })
fs_tmpfs_filetrans(postgresql_t, postgresql_tmp_t, { dir file lnk_file sock_file fifo_file })

manage_files_pattern(postgresql_t,postgresql_var_run_t,postgresql_var_run_t)
manage_sock_files_pattern(postgresql_t,postgresql_var_run_t,postgresql_var_run_t)
files_pid_filetrans(postgresql_t,postgresql_var_run_t,file)

kernel_read_kernel_sysctls(postgresql_t)
kernel_read_system_state(postgresql_t)
kernel_list_proc(postgresql_t)
kernel_read_all_sysctls(postgresql_t)
kernel_read_proc_symlinks(postgresql_t)

corenet_non_ipsec_sendrecv(postgresql_t)
corenet_tcp_sendrecv_all_if(postgresql_t)
corenet_udp_sendrecv_all_if(postgresql_t)
corenet_tcp_sendrecv_all_nodes(postgresql_t)
corenet_udp_sendrecv_all_nodes(postgresql_t)
corenet_tcp_sendrecv_all_ports(postgresql_t)
corenet_udp_sendrecv_all_ports(postgresql_t)
corenet_tcp_bind_all_nodes(postgresql_t)
corenet_tcp_bind_postgresql_port(postgresql_t)
corenet_tcp_connect_auth_port(postgresql_t)
corenet_sendrecv_postgresql_server_packets(postgresql_t)
corenet_sendrecv_auth_client_packets(postgresql_t)

dev_read_sysfs(postgresql_t)
dev_read_urand(postgresql_t)

fs_getattr_all_fs(postgresql_t)
fs_search_auto_mountpoints(postgresql_t)

term_use_controlling_term(postgresql_t)

corecmd_exec_bin(postgresql_t)
corecmd_exec_ls(postgresql_t)
corecmd_exec_sbin(postgresql_t)
corecmd_exec_shell(postgresql_t)

domain_dontaudit_list_all_domains_state(postgresql_t)
domain_use_interactive_fds(postgresql_t)

files_dontaudit_search_home(postgresql_t)
files_manage_etc_files(postgresql_t)
files_search_etc(postgresql_t)
files_read_etc_runtime_files(postgresql_t)
files_read_usr_files(postgresql_t)

init_read_utmp(postgresql_t)

libs_use_ld_so(postgresql_t)
libs_use_shared_libs(postgresql_t)

logging_send_syslog_msg(postgresql_t)

miscfiles_read_localization(postgresql_t)

seutil_dontaudit_search_config(postgresql_t)

sysnet_read_config(postgresql_t)
sysnet_use_ldap(postgresql_t)

userdom_dontaudit_search_sysadm_home_dirs(postgresql_t)
userdom_dontaudit_use_sysadm_ttys(postgresql_t)
userdom_dontaudit_use_unpriv_user_fds(postgresql_t)

mta_getattr_spool(postgresql_t)

ifdef(`targeted_policy', `
	files_dontaudit_read_root_files(postgresql_t)
	term_dontaudit_use_generic_ptys(postgresql_t)
	term_dontaudit_use_unallocated_ttys(postgresql_t)
')

tunable_policy(`allow_execmem',`
	allow postgresql_t self:process execmem;
')

optional_policy(`
	consoletype_exec(postgresql_t)
')

optional_policy(`
	cron_search_spool(postgresql_t)
	cron_system_entry(postgresql_t,postgresql_exec_t)
')

optional_policy(`
	hostname_exec(postgresql_t)
')

optional_policy(`
	kerberos_use(postgresql_t)
')

optional_policy(`
	nis_use_ypbind(postgresql_t)
')

optional_policy(`
	seutil_sigchld_newrole(postgresql_t)
')

optional_policy(`
	udev_read_db(postgresql_t)
')

ifdef(`TODO',`
ifdef(`targeted_policy', `', `
bool allow_user_postgresql_connect false;

if (allow_user_postgresql_connect) {
# allow any user domain to connect to the database server
allow userdomain postgresql_t:unix_stream_socket connectto;
allow userdomain postgresql_var_run_t:sock_file write;
allow userdomain postgresql_tmp_t:sock_file write;
}
')
ifdef(`distro_debian', `
	init_exec_script_files(postgresql_t)
	# gross hack
	postgresql_domtrans(dpkg_t)
	can_exec(postgresql_t, dpkg_exec_t)
')

ifdef(`distro_gentoo', `
	allow postgresql_t initrc_su_t:process { sigchld };
	# "su - postgres ..." is called from initrc_t
	postgresql_search_db(initrc_su_t)
	dontaudit initrc_su_t sysadm_devpts_t:chr_file rw_file_perms;
')
')