policy_module(mysql, 1.10.4)

########################################
#
# Declarations
#

type mysqld_t;
type mysqld_exec_t;
init_daemon_domain(mysqld_t, mysqld_exec_t)

type mysqld_safe_t;
type mysqld_safe_exec_t;
init_daemon_domain(mysqld_safe_t, mysqld_safe_exec_t)

type mysqld_var_run_t;
files_pid_file(mysqld_var_run_t)

type mysqld_db_t;
files_type(mysqld_db_t)

type mysqld_etc_t alias etc_mysqld_t;
files_config_file(mysqld_etc_t)

type mysqld_initrc_exec_t;
init_script_file(mysqld_initrc_exec_t)

type mysqld_log_t;
logging_log_file(mysqld_log_t)

type mysqld_tmp_t;
files_tmp_file(mysqld_tmp_t)

########################################
#
# Local policy
#

allow mysqld_t self:capability { dac_override setgid setuid sys_resource net_bind_service };
dontaudit mysqld_t self:capability sys_tty_config;
allow mysqld_t self:process { setsched getsched setrlimit signal_perms rlimitinh };
allow mysqld_t self:fifo_file rw_fifo_file_perms;
allow mysqld_t self:shm create_shm_perms;
allow mysqld_t self:unix_stream_socket create_stream_socket_perms;
allow mysqld_t self:tcp_socket create_stream_socket_perms;
allow mysqld_t self:udp_socket create_socket_perms;

manage_dirs_pattern(mysqld_t, mysqld_db_t, mysqld_db_t)
manage_files_pattern(mysqld_t, mysqld_db_t, mysqld_db_t)
manage_lnk_files_pattern(mysqld_t, mysqld_db_t, mysqld_db_t)
files_var_lib_filetrans(mysqld_t, mysqld_db_t, { dir file lnk_file })

allow mysqld_t mysqld_etc_t:file read_file_perms;
allow mysqld_t mysqld_etc_t:lnk_file { getattr read };
allow mysqld_t mysqld_etc_t:dir list_dir_perms;

allow mysqld_t mysqld_log_t:file manage_file_perms;
logging_log_filetrans(mysqld_t, mysqld_log_t, file)

manage_dirs_pattern(mysqld_t, mysqld_tmp_t, mysqld_tmp_t)
manage_files_pattern(mysqld_t, mysqld_tmp_t, mysqld_tmp_t)
files_tmp_filetrans(mysqld_t, mysqld_tmp_t, { file dir })

manage_files_pattern(mysqld_t, mysqld_var_run_t, mysqld_var_run_t)
manage_sock_files_pattern(mysqld_t, mysqld_var_run_t, mysqld_var_run_t)
files_pid_filetrans(mysqld_t, mysqld_var_run_t,{ file sock_file })

kernel_read_system_state(mysqld_t)
kernel_read_kernel_sysctls(mysqld_t)

corenet_all_recvfrom_unlabeled(mysqld_t)
corenet_all_recvfrom_netlabel(mysqld_t)
corenet_tcp_sendrecv_generic_if(mysqld_t)
corenet_udp_sendrecv_generic_if(mysqld_t)
corenet_tcp_sendrecv_generic_node(mysqld_t)
corenet_udp_sendrecv_generic_node(mysqld_t)
corenet_tcp_sendrecv_all_ports(mysqld_t)
corenet_udp_sendrecv_all_ports(mysqld_t)
corenet_tcp_bind_generic_node(mysqld_t)
corenet_tcp_bind_mysqld_port(mysqld_t)
corenet_tcp_connect_mysqld_port(mysqld_t)
corenet_sendrecv_mysqld_client_packets(mysqld_t)
corenet_sendrecv_mysqld_server_packets(mysqld_t)

dev_read_sysfs(mysqld_t)

fs_getattr_all_fs(mysqld_t)
fs_search_auto_mountpoints(mysqld_t)
fs_rw_hugetlbfs_files(mysqld_t)

domain_use_interactive_fds(mysqld_t)

files_getattr_var_lib_dirs(mysqld_t)
files_read_etc_runtime_files(mysqld_t)
files_read_etc_files(mysqld_t)
files_read_usr_files(mysqld_t)
files_search_var_lib(mysqld_t)

auth_use_nsswitch(mysqld_t)

logging_send_syslog_msg(mysqld_t)

miscfiles_read_localization(mysqld_t)

sysnet_read_config(mysqld_t)

userdom_dontaudit_use_unpriv_user_fds(mysqld_t)
# for /root/.my.cnf - should not be needed:
userdom_read_user_home_content_files(mysqld_t)

ifdef(`distro_redhat',`
	# because Fedora has the sock_file in the database directory
	type_transition mysqld_t mysqld_db_t:sock_file mysqld_var_run_t;
')

optional_policy(`
	daemontools_service_domain(mysqld_t, mysqld_exec_t)
')

optional_policy(`
	seutil_sigchld_newrole(mysqld_t)
')

optional_policy(`
	udev_read_db(mysqld_t)
')

#######################################
#
# Local mysqld_safe policy
#

allow mysqld_safe_t self:capability { dac_override fowner chown };
allow mysqld_safe_t self:fifo_file rw_fifo_file_perms;

domtrans_pattern(mysqld_safe_t, mysqld_exec_t, mysqld_t)

allow mysqld_safe_t mysqld_log_t:file manage_file_perms;
logging_log_filetrans(mysqld_safe_t, mysqld_log_t, file)

kernel_read_system_state(mysqld_safe_t) 

dev_list_sysfs(mysqld_safe_t)

files_read_etc_files(mysqld_safe_t)
files_read_usr_files(mysqld_safe_t)

corecmd_exec_bin(mysqld_safe_t)

hostname_exec(mysqld_safe_t)

miscfiles_read_localization(mysqld_safe_t) 

mysql_append_db_files(mysqld_safe_t)        
mysql_read_config(mysqld_safe_t)
mysql_search_pid_files(mysqld_safe_t)
mysql_write_log(mysqld_safe_t)