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policy_module(pdns, 1.0.0)

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

attribute_role pdns_control_roles;

type pdns_t;
type pdns_exec_t;
init_daemon_domain(pdns_t, pdns_exec_t)

permissive pdns_t;

type pdns_initrc_exec_t;
init_script_file(pdns_initrc_exec_t)

type pdns_unit_file_t;
systemd_unit_file(pdns_unit_file_t)

type pdns_conf_t;
files_config_file(pdns_conf_t)

type pdns_var_run_t;
files_pid_file(pdns_var_run_t)

type pdns_control_t;
type pdns_control_exec_t;
init_system_domain(pdns_control_t, pdns_control_exec_t)
role pdns_control_roles types pdns_control_t;

type pdns_control_tmp_t;
files_tmp_file(pdns_control_tmp_t)
files_tmp_filetrans(pdns_control_t, pdns_control_tmp_t, { file sock_file })

########################################
#
# pdns local policy
#

allow pdns_t self:capability { setuid setgid chown };
allow pdns_t self:tcp_socket create_stream_socket_perms;
allow pdns_t self:udp_socket create_socket_perms;
allow pdns_t self:unix_dgram_socket create_socket_perms;
allow pdns_t pdns_conf_t:file read_file_perms;
allow pdns_t pdns_conf_t:dir search;

corenet_tcp_bind_dns_port(pdns_t)
corenet_udp_bind_dns_port(pdns_t)

files_pid_filetrans(pdns_t, pdns_var_run_t, { file sock_file })
manage_files_pattern(pdns_t, pdns_var_run_t, pdns_var_run_t)
manage_sock_files_pattern(pdns_t, pdns_var_run_t, pdns_var_run_t)

auth_use_nsswitch(pdns_t)

dev_read_urand(pdns_t)

logging_send_syslog_msg(pdns_t)


########################################
#
# pdns_control local policy
#

allow pdns_control_t pdns_conf_t:file read_file_perms;
stream_connect_pattern(pdns_control_t, pdns_var_run_t, pdns_var_run_t, pdns_t)
manage_files_pattern(pdns_control_t, pdns_control_tmp_t, pdns_control_tmp_t)
manage_sock_files_pattern(pdns_control_t, pdns_control_tmp_t, pdns_control_tmp_t)


########################################
#
# optional policy
#

optional_policy(`
	mysql_read_config(pdns_t)
	mysql_stream_connect(pdns_t)
')

optional_policy(`
	postgresql_stream_connect(pdns_t)
')