75 lines
2.5 KiB
Plaintext
75 lines
2.5 KiB
Plaintext
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#DESC NSCD - Name service cache daemon cache lookup of user-name
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#
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# Author: Russell Coker <russell@coker.com.au>
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# X-Debian-Packages: nscd
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#
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define(`nscd_socket_domain', `
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can_unix_connect($1, nscd_t)
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allow $1 nscd_var_run_t:sock_file rw_file_perms;
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allow $1 { var_run_t var_t }:dir search;
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allow $1 nscd_t:nscd { getpwd getgrp gethost };
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dontaudit $1 nscd_t:fd use;
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dontaudit $1 nscd_var_run_t:dir { search getattr };
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dontaudit $1 nscd_var_run_t:file { getattr read };
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dontaudit $1 nscd_t:nscd { shmempwd shmemgrp shmemhost };
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')
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#################################
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#
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# Rules for the nscd_t domain.
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#
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# nscd is both the client program and the daemon.
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daemon_domain(nscd, `, userspace_objmgr')
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allow nscd_t etc_t:file r_file_perms;
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allow nscd_t etc_t:lnk_file read;
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can_network_client(nscd_t)
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can_ypbind(nscd_t)
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file_type_auto_trans(nscd_t, var_run_t, nscd_var_run_t, sock_file)
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allow nscd_t self:unix_stream_socket create_stream_socket_perms;
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nscd_socket_domain(nscd_client_domain)
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nscd_socket_domain(daemon)
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# Clients that are allowed to map the database via a fd obtained from nscd.
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nscd_socket_domain(nscd_shmem_domain)
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allow nscd_shmem_domain nscd_var_run_t:dir r_dir_perms;
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allow nscd_shmem_domain nscd_t:nscd { shmempwd shmemgrp shmemhost };
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# Receive fd from nscd and map the backing file with read access.
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allow nscd_shmem_domain nscd_t:fd use;
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# For client program operation, invoked from sysadm_t.
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# Transition occurs to nscd_t due to direct_sysadm_daemon.
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allow nscd_t self:nscd { admin getstat };
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allow nscd_t admin_tty_type:chr_file rw_file_perms;
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read_sysctl(nscd_t)
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allow nscd_t self:process { getattr setsched };
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allow nscd_t self:unix_dgram_socket create_socket_perms;
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allow nscd_t self:fifo_file { read write };
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allow nscd_t self:capability { kill setgid setuid net_bind_service };
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# for when /etc/passwd has just been updated and has the wrong type
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allow nscd_t shadow_t:file getattr;
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dontaudit nscd_t sysadm_home_dir_t:dir search;
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ifdef(`winbind.te', `
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#
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# Handle winbind for samba, Might only be needed for targeted policy
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#
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allow nscd_t winbind_var_run_t:sock_file { read write getattr };
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can_unix_connect(nscd_t, winbind_t)
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allow nscd_t samba_var_t:dir search;
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allow nscd_t winbind_var_run_t:dir { getattr search };
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')
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r_dir_file(nscd_t, selinux_config_t)
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can_getsecurity(nscd_t)
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allow nscd_t self:netlink_selinux_socket create_socket_perms;
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allow nscd_t self:netlink_route_socket r_netlink_socket_perms;
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allow nscd_t tmp_t:dir { search getattr };
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allow nscd_t tmp_t:lnk_file read;
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allow nscd_t { urandom_device_t random_device_t }:chr_file { getattr read };
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