policy_module(rkhunter, 1.2.0)

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

## <desc>
##	<p>
##	Determine whether rkhunter can connect
##	to http ports. This is required by the
##	--update option.
##	</p>
## </desc>
gen_tunable(rkhunter_connect_http, false)

attribute_role rkhunter_roles;

type rkhunter_t;
type rkhunter_exec_t;
application_domain(rkhunter_t, rkhunter_exec_t)
role rkhunter_roles types rkhunter_t;

type rkhunter_log_t;
logging_log_file(rkhunter_log_t)

type rkhunter_tmpfs_t;
files_tmpfs_file(rkhunter_tmpfs_t)

type rkhunter_var_lib_t;
files_type(rkhunter_var_lib_t)

########################################
#
# Application local policy
#

allow rkhunter_t self:capability { dac_read_search kill net_admin setgid setuid sys_nice sys_ptrace };
allow rkhunter_t self:process { getsched setsched signal };
allow rkhunter_t self:netlink_route_socket r_netlink_socket_perms;
allow rkhunter_t self:tcp_socket { bind connect create listen read write };
allow rkhunter_t self:netlink_tcpdiag_socket r_netlink_socket_perms;
allow rkhunter_t self:udp_socket { bind connect create ioctl read write };
allow rkhunter_t self:fifo_file rw_fifo_file_perms;

allow rkhunter_t rkhunter_log_t:file { append_file_perms create_file_perms setattr };
logging_log_filetrans(rkhunter_t, rkhunter_log_t, file)

allow rkhunter_t rkhunter_tmpfs_t:file manage_file_perms;
fs_tmpfs_filetrans(rkhunter_t, rkhunter_tmpfs_t, file)

allow rkhunter_t rkhunter_var_lib_t:dir manage_dir_perms;
allow rkhunter_t rkhunter_var_lib_t:file manage_file_perms;

kernel_request_load_module(rkhunter_t)
kernel_read_all_sysctls(rkhunter_t)
kernel_read_network_state(rkhunter_t)
kernel_getattr_message_if(rkhunter_t)
kernel_get_sysvipc_info(rkhunter_t)

auth_dontaudit_read_shadow(rkhunter_t)

corecmd_exec_bin(rkhunter_t)
corecmd_exec_shell(rkhunter_t)

corenet_tcp_bind_all_ports(rkhunter_t)
corenet_udp_bind_all_ports(rkhunter_t)
corenet_tcp_bind_generic_node(rkhunter_t)
corenet_udp_bind_generic_node(rkhunter_t)

dev_getattr_fs(rkhunter_t)
dev_read_urand(rkhunter_t)
dev_getattr_all_chr_files(rkhunter_t)
dev_getattr_all_blk_files(rkhunter_t)

domain_read_all_domains_state(rkhunter_t)
domain_use_interactive_fds(rkhunter_t)
domain_getattr_all_sockets(rkhunter_t)
domain_getattr_all_pipes(rkhunter_t)
domain_getpgid_all_domains(rkhunter_t)
domain_getsched_all_domains(rkhunter_t)
domain_getsession_all_domains(rkhunter_t)
domain_signull_all_domains(rkhunter_t)

files_read_non_auth_files(rkhunter_t)
files_read_all_symlinks(rkhunter_t)
files_read_all_chr_files(rkhunter_t)
files_getattr_all_pipes(rkhunter_t)
files_getattr_all_sockets(rkhunter_t)
files_check_write_lock_dirs(rkhunter_t)
files_check_write_runtime_dirs(rkhunter_t)

fs_getattr_tracefs(rkhunter_t)
fs_getattr_tracefs_dirs(rkhunter_t)
fs_getattr_xattr_fs(rkhunter_t)

hostname_exec(rkhunter_t)

logging_send_syslog_msg(rkhunter_t)

modutils_exec(rkhunter_t)

sysnet_exec_ifconfig(rkhunter_t)

userdom_use_inherited_user_terminals(rkhunter_t)

ifdef(`init_systemd',`
	# start as systemd timer
	init_system_domain(rkhunter_t, rkhunter_exec_t)
')

tunable_policy(`rkhunter_connect_http',`
	corenet_tcp_connect_http_port(rkhunter_t)
')

optional_policy(`
	cron_system_entry(rkhunter_t, rkhunter_exec_t)
	cron_rw_inherited_system_job_tmp_files(rkhunter_t)
')

optional_policy(`
	# exim check
	exim_exec(rkhunter_t)
')

optional_policy(`
	# gpg check
	gpg_exec(rkhunter_t)
')

optional_policy(`
	# ssh check
	ssh_exec_sshd(rkhunter_t)
')