selinux-refpolicy/refpolicy/policy/modules/services/rpc.te

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policy_module(rpc,1.0)
########################################
#
# Declarations
#
type exports_t;
files_type(exports_t)
rpc_domain_template(gssd)
type gssd_tmp_t;
files_tmp_file(gssd_tmp_t)
type rpcd_var_run_t;
files_pid_file(rpcd_var_run_t)
# rpcd_t is the domain of rpc daemons.
# rpc_exec_t is the type of rpc daemon programs.
rpc_domain_template(rpcd)
rpc_domain_template(nfsd)
type nfsd_rw_t;
files_config_file(nfsd_rw_t)
type nfsd_ro_t;
files_config_file(nfsd_ro_t)
type var_lib_nfs_t;
files_config_file(var_lib_nfs_t)
########################################
#
# RPC local policy
#
allow rpcd_t self:fifo_file rw_file_perms;
allow rpcd_t self:file { getattr read };
dontaudit userdomain exports_t:file getattr;
allow rpcd_t rpcd_var_run_t:file create_file_perms;
allow rpcd_t rpcd_var_run_t:dir create_dir_perms;
allow rpcd_t rpcd_var_run_t:dir setattr;
files_create_pid(rpcd_t,rpcd_var_run_t)
kernel_search_network_state(rpcd_t)
# for rpc.rquotad
kernel_read_sysctl(rpcd_t)
fs_read_rpc_dirs(rpcd_t)
fs_read_rpc_files(rpcd_t)
fs_read_rpc_symlinks(rpcd_t)
fs_read_rpc_sockets(rpcd_t)
term_use_controlling_term(rpcd_t)
seutil_dontaudit_search_config(rpcd_t)
ifdef(`distro_redhat', `
allow rpcd_t self:capability { chown dac_override setgid setuid };
')
########################################
#
# NFSD local policy
#
allow nfsd_t self:capability { sys_admin sys_resource };
allow nfsd_t exports_t:file { getattr read };
allow nfsd_t { nfsd_rw_t nfsd_ro_t }:dir r_dir_perms;
# for /proc/fs/nfs/exports - should we have a new type?
kernel_read_system_state(nfsd_t)
kernel_read_network_state(nfsd_t)
kernel_udp_sendfrom(nfsd_t)
kernel_tcp_recvfrom(nfsd_t)
fs_mount_nfsd_fs(nfsd_t)
fs_search_nfsd_fs(nfsd_t)
fs_getattr_all_fs(nfsd_t)
fs_rw_nfsd_fs(nfsd_t)
term_use_controlling_term(nfsd_t)
# does not really need this, but it is easier to just allow it
files_search_pids(nfsd_t)
# for exportfs and rpc.mountd
files_getattr_tmp_dir(nfsd_t)
tunable_policy(`nfs_export_all_rw',`
auth_read_all_dirs_except_shadow(nfsd_t)
fs_read_noxattr_fs_files(nfsd_t)
')
tunable_policy(`nfs_export_all_ro',`
auth_read_all_dirs_except_shadow(nfsd_t)
fs_read_noxattr_fs_files(nfsd_t)
')
########################################
#
# GSSD local policy
#
allow gssd_t self:capability { dac_override dac_read_search setuid };
allow gssd_t self:fifo_file { read write };
allow gssd_t gssd_tmp_t:dir create_dir_perms;
allow gssd_t gssd_tmp_t:file create_file_perms;
files_create_tmp_files(gssd_t, gssd_tmp_t, { file dir })
kernel_read_network_state(gssd_t)
kernel_read_network_state_symlinks(gssd_t)
dev_read_urand(gssd_t)
fs_read_rpc_dirs(gssd_t)
fs_read_rpc_sockets(gssd_t)
fs_read_rpc_files(gssd_t)
files_read_tmp(gssd_t)
files_read_tmp_files(gssd_t)
files_read_tmp_symlinks(gssd_t)
tunable_policy(`allow_gssd_read_tmp',`
userdom_list_unpriv_user_tmp(gssd_t)
userdom_read_unpriv_user_tmp_files(gssd_t)
userdom_read_unpriv_user_tmp_symlinks(gssd_t)
')
optional_policy(`kerberos.te',`
kerberos_use(gssd_t)
kerberos_read_keytab(gssd_t)
')