policy_module(nova, 1.0.0)

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

#
# nova-stack daemons contain security issue with using sudo in the code
# we make this policy as unconfined until this issue is fixed
#

attribute nova_domain;
attribute nova_sudo_domain;

nova_domain_template(ajax)
nova_domain_template(api)
nova_domain_template(cert)
nova_domain_template(conductor)
nova_domain_template(compute)
nova_domain_template(console)
nova_domain_template(direct)
nova_domain_template(network)
nova_domain_template(objectstore)
nova_domain_template(scheduler)
nova_domain_template(vncproxy)
nova_domain_template(volume)

typeattribute nova_api_t nova_sudo_domain;
typeattribute nova_cert_t nova_sudo_domain;
typeattribute nova_console_t nova_sudo_domain;
typeattribute nova_network_t nova_sudo_domain;
typeattribute nova_volume_t nova_sudo_domain;

type nova_t;
type nova_exec_t;
init_daemon_domain(nova_t, nova_exec_t)
typeattribute nova_t nova_domain;

type nova_unit_file_t;
systemd_unit_file(nova_unit_file_t)

type nova_tmp_t;
files_tmp_file(nova_tmp_t)

manage_dirs_pattern(nova_t, nova_tmp_t, nova_tmp_t)
manage_files_pattern(nova_t, nova_tmp_t, nova_tmp_t)
manage_lnk_files_pattern(nova_t, nova_tmp_t, nova_tmp_t)
files_tmp_filetrans(nova_t, nova_tmp_t, { lnk_file file dir })
fs_tmpfs_filetrans(nova_t, nova_tmp_t, { lnk_file file dir })
can_exec(nova_t, nova_tmp_t)

type nova_log_t;
logging_log_file(nova_log_t)

type nova_var_lib_t;
files_type(nova_var_lib_t)

type nova_var_run_t;
files_pid_file(nova_var_run_t)


######################################
#
# nova general domain local policy
#

allow nova_domain self:capability { dac_read_search  net_admin net_bind_service };
allow nova_domain self:process {  getcap setcap signal_perms setfscreate };
allow nova_domain self:fifo_file rw_fifo_file_perms;
allow nova_domain self:tcp_socket create_stream_socket_perms;
allow nova_domain self:unix_stream_socket create_stream_socket_perms;
allow nova_domain self:udp_socket create_socket_perms;
allow nova_domain self:key write;
allow nova_domain self:netlink_route_socket r_netlink_socket_perms;

manage_dirs_pattern(nova_domain, nova_log_t, nova_log_t)
manage_files_pattern(nova_domain, nova_log_t, nova_log_t)

manage_dirs_pattern(nova_domain, nova_var_lib_t, nova_var_lib_t)
manage_files_pattern(nova_domain, nova_var_lib_t, nova_var_lib_t)

manage_dirs_pattern(nova_domain, nova_var_run_t, nova_var_run_t)
manage_files_pattern(nova_domain, nova_var_run_t, nova_var_run_t)

kernel_read_network_state(nova_domain)
kernel_read_kernel_sysctls(nova_domain)

kernel_read_system_state(nova_t)

logging_send_syslog_msg(nova_t)

miscfiles_read_generic_certs(nova_t)

corecmd_exec_bin(nova_domain)
corecmd_exec_shell(nova_domain)

corenet_tcp_bind_generic_node(nova_domain)
corenet_udp_bind_generic_node(nova_domain)
# should be add to booleans
corenet_tcp_connect_all_ports(nova_domain)
corenet_tcp_bind_all_unreserved_ports(nova_domain)
corenet_tcp_connect_mysqld_port(nova_domain)
corenet_tcp_connect_amqp_port(nova_domain)
corenet_tcp_connect_mysqld_port(nova_domain)
corenet_tcp_connect_memcache_port(nova_domain)
corenet_tcp_bind_varnishd_port(nova_domain)
# should be added to boolean or fixed in the code
# dnsmasq domtrans does not work since then dnsmasq_t wants
# to do some stuff with nova_lib, nova_tmp
# nova-dhcpbridge runs in dnsmasq domain
corenet_all_recvfrom_netlabel(nova_t)
corenet_tcp_sendrecv_generic_if(nova_domain)
corenet_udp_sendrecv_generic_if(nova_domain)
corenet_raw_sendrecv_generic_if(nova_domain)
corenet_tcp_sendrecv_generic_node(nova_domain)
corenet_udp_sendrecv_generic_node(nova_domain)
corenet_raw_sendrecv_generic_node(nova_domain)
corenet_tcp_sendrecv_all_ports(nova_domain)
corenet_udp_sendrecv_all_ports(nova_domain)
corenet_tcp_bind_dns_port(nova_domain)
corenet_udp_bind_all_ports(nova_domain)
corenet_sendrecv_dns_server_packets(nova_domain)
corenet_sendrecv_dhcpd_server_packets(nova_domain)

auth_use_nsswitch(nova_t)
auth_use_pam(nova_t)
auth_read_passwd(nova_domain)

dev_read_sysfs(nova_domain)
dev_read_urand(nova_domain)
dev_read_rand(nova_domain)

fs_getattr_all_fs(nova_domain)

init_rw_utmp(nova_domain)

libs_exec_ldconfig(nova_domain)

optional_policy(`
    apache_search_config(nova_domain)
')

optional_policy(`
    mysql_stream_connect(nova_domain)
    mysql_read_db_lnk_files(nova_domain)
')

optional_policy(`
	postgresql_stream_connect(nova_domain)
')

optional_policy(`
	sysnet_read_config(nova_domain)
	sysnet_domtrans_ifconfig(nova_domain)
')

optional_policy(`
	iptables_domtrans(nova_domain)
')

optional_policy(`
	ssh_exec_keygen(nova_domain)
')

optional_policy(`
    gnome_dontaudit_search_config(nova_domain)
')

optional_policy(`
	virt_getattr_exec(nova_domain)
	virt_stream_connect(nova_domain)
')

optional_policy(`
	brctl_domtrans(nova_domain)
')

optional_policy(`
	dnsmasq_exec(nova_domain)
')

optional_policy(`
	lvm_domtrans(nova_domain)
')

optional_policy(`
	lvm_domtrans(nova_domain)
')

#######################################
#
# nova sudo domain local policy
#

ifdef(`hide_broken_symptoms',`
	optional_policy(`
		sudo_exec(nova_sudo_domain)
        allow nova_sudo_domain self:capability { setuid sys_resource setgid audit_write };
		allow nova_sudo_domain self:process { setsched setrlimit };
		logging_send_audit_msgs(nova_sudo_domain)
	')
')