policy_module(snmp, 1.21.0)

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

type snmpd_t;
type snmpd_exec_t;
init_daemon_domain(snmpd_t, snmpd_exec_t)

type snmpd_initrc_exec_t;
init_script_file(snmpd_initrc_exec_t)

type snmpd_log_t;
logging_log_file(snmpd_log_t)

type snmpd_runtime_t alias snmpd_var_run_t;
files_runtime_file(snmpd_runtime_t)

type snmpd_var_lib_t;
files_type(snmpd_var_lib_t)

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

allow snmpd_t self:capability { chown dac_override ipc_lock kill net_admin setgid setuid sys_nice sys_ptrace sys_tty_config };
dontaudit snmpd_t self:capability { sys_module sys_tty_config };
allow snmpd_t self:process { signal_perms getsched setsched };
allow snmpd_t self:fifo_file rw_fifo_file_perms;
allow snmpd_t self:unix_stream_socket { accept connectto listen };
allow snmpd_t self:tcp_socket { accept listen };
allow snmpd_t self:udp_socket connected_stream_socket_perms;

allow snmpd_t snmpd_log_t:file { append_file_perms create_file_perms setattr_file_perms };
logging_log_filetrans(snmpd_t, snmpd_log_t, file)

manage_dirs_pattern(snmpd_t, snmpd_var_lib_t, snmpd_var_lib_t)
manage_files_pattern(snmpd_t, snmpd_var_lib_t, snmpd_var_lib_t)
manage_sock_files_pattern(snmpd_t, snmpd_var_lib_t, snmpd_var_lib_t)
files_usr_filetrans(snmpd_t, snmpd_var_lib_t, file)
files_var_filetrans(snmpd_t, snmpd_var_lib_t, { file dir sock_file })
files_var_lib_filetrans(snmpd_t, snmpd_var_lib_t, { dir file })

manage_dirs_pattern(snmpd_t, snmpd_runtime_t, snmpd_runtime_t)
manage_files_pattern(snmpd_t, snmpd_runtime_t, snmpd_runtime_t)
files_runtime_filetrans(snmpd_t, snmpd_runtime_t, { file dir })

kernel_read_device_sysctls(snmpd_t)
kernel_read_kernel_sysctls(snmpd_t)
kernel_read_fs_sysctls(snmpd_t)
kernel_read_net_sysctls(snmpd_t)
kernel_read_network_state(snmpd_t)
kernel_read_system_state(snmpd_t)

corecmd_exec_bin(snmpd_t)
corecmd_exec_shell(snmpd_t)

corenet_all_recvfrom_netlabel(snmpd_t)
corenet_tcp_sendrecv_generic_if(snmpd_t)
corenet_udp_sendrecv_generic_if(snmpd_t)
corenet_tcp_sendrecv_generic_node(snmpd_t)
corenet_udp_sendrecv_generic_node(snmpd_t)
corenet_tcp_bind_generic_node(snmpd_t)
corenet_udp_bind_generic_node(snmpd_t)

corenet_sendrecv_snmp_server_packets(snmpd_t)
corenet_sendrecv_snmp_client_packets(snmpd_t)
corenet_tcp_bind_snmp_port(snmpd_t)
corenet_tcp_connect_snmp_port(snmpd_t)
corenet_udp_bind_snmp_port(snmpd_t)

corenet_tcp_connect_agentx_port(snmpd_t)
corenet_tcp_bind_agentx_port(snmpd_t)
corenet_udp_bind_agentx_port(snmpd_t)

dev_list_sysfs(snmpd_t)
dev_read_sysfs(snmpd_t)
dev_read_urand(snmpd_t)
dev_read_rand(snmpd_t)
dev_getattr_usbfs_dirs(snmpd_t)

domain_use_interactive_fds(snmpd_t)
domain_signull_all_domains(snmpd_t)
domain_read_all_domains_state(snmpd_t)
domain_exec_all_entry_files(snmpd_t)

files_read_usr_files(snmpd_t)
files_read_etc_runtime_files(snmpd_t)
files_search_home(snmpd_t)

fs_getattr_all_dirs(snmpd_t)
fs_getattr_all_fs(snmpd_t)
files_list_all(snmpd_t)
files_search_all_mountpoints(snmpd_t)
fs_search_auto_mountpoints(snmpd_t)

storage_dontaudit_read_fixed_disk(snmpd_t)
storage_dontaudit_read_removable_device(snmpd_t)
storage_dontaudit_write_removable_device(snmpd_t)

auth_use_nsswitch(snmpd_t)

init_read_utmp(snmpd_t)
init_dontaudit_write_utmp(snmpd_t)

logging_send_syslog_msg(snmpd_t)

miscfiles_read_hwdata(snmpd_t)
miscfiles_read_localization(snmpd_t)

seutil_dontaudit_search_config(snmpd_t)

userdom_dontaudit_use_unpriv_user_fds(snmpd_t)
userdom_dontaudit_search_user_home_dirs(snmpd_t)

optional_policy(`
	amanda_dontaudit_read_dumpdates(snmpd_t)
')

optional_policy(`
	consoletype_exec(snmpd_t)
')

optional_policy(`
	corosync_stream_connect(snmpd_t)
')

optional_policy(`
	cups_read_rw_config(snmpd_t)
')

optional_policy(`
	mta_read_config(snmpd_t)
	mta_search_queue(snmpd_t)
')

optional_policy(`
	rpc_search_nfs_state_data(snmpd_t)
')

optional_policy(`
	rpm_read_db(snmpd_t)
	rpm_dontaudit_manage_db(snmpd_t)
')

optional_policy(`
	sendmail_read_log(snmpd_t)
')

optional_policy(`
	seutil_sigchld_newrole(snmpd_t)
')

optional_policy(`
	squid_read_config(snmpd_t)
')

optional_policy(`
	virt_stream_connect(snmpd_t)
')

optional_policy(`
	kernel_read_xen_state(snmpd_t)
	kernel_write_xen_state(snmpd_t)

	xen_stream_connect(snmpd_t)
	xen_stream_connect_xenstore(snmpd_t)
')
