selinux-refpolicy/policy/modules/services/tftp.te
Chris PeBenito 78276fc43b Drop module versioning.
Semodule stopped using this many years ago. The policy_module() macro will
continue to support an optional second parameter as version.
If it is not specified, a default value of 1 is set.

Signed-off-by: Chris PeBenito <pebenito@ieee.org>
2022-01-06 09:19:13 -05:00

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policy_module(tftp)
########################################
#
# Declarations
#
## <desc>
## <p>
## Determine whether tftp can modify
## public files used for public file
## transfer services. Directories/Files must
## be labeled public_content_rw_t.
## </p>
## </desc>
gen_tunable(tftp_anon_write, false)
## <desc>
## <p>
## Determine whether tftp can manage
## generic user home content.
## </p>
## </desc>
gen_tunable(tftp_enable_homedir, false)
type tftpd_t;
type tftpd_exec_t;
init_daemon_domain(tftpd_t, tftpd_exec_t)
type tftpd_conf_t;
files_config_file(tftpd_conf_t)
type tftpd_runtime_t alias tftpd_var_run_t;
files_runtime_file(tftpd_runtime_t)
type tftpdir_t;
files_type(tftpdir_t)
type tftpdir_rw_t;
files_type(tftpdir_rw_t)
########################################
#
# Local policy
#
allow tftpd_t self:capability { setgid setuid sys_chroot };
dontaudit tftpd_t self:capability sys_tty_config;
allow tftpd_t self:tcp_socket { accept listen };
allow tftpd_t self:unix_stream_socket { accept listen };
allow tftpd_t tftpd_conf_t:file read_file_perms;
allow tftpd_t tftpdir_t:dir list_dir_perms;
allow tftpd_t tftpdir_t:file read_file_perms;
allow tftpd_t tftpdir_t:lnk_file read_lnk_file_perms;
manage_dirs_pattern(tftpd_t, tftpdir_rw_t, tftpdir_rw_t)
manage_files_pattern(tftpd_t, tftpdir_rw_t, tftpdir_rw_t)
manage_lnk_files_pattern(tftpd_t, tftpdir_rw_t, tftpdir_rw_t)
manage_files_pattern(tftpd_t, tftpd_runtime_t, tftpd_runtime_t)
files_runtime_filetrans(tftpd_t, tftpd_runtime_t, file)
kernel_read_system_state(tftpd_t)
kernel_read_kernel_sysctls(tftpd_t)
corenet_all_recvfrom_netlabel(tftpd_t)
corenet_udp_sendrecv_generic_if(tftpd_t)
corenet_udp_sendrecv_generic_node(tftpd_t)
corenet_udp_bind_generic_node(tftpd_t)
corenet_sendrecv_tftp_server_packets(tftpd_t)
corenet_udp_bind_tftp_port(tftpd_t)
dev_read_sysfs(tftpd_t)
domain_use_interactive_fds(tftpd_t)
files_read_etc_runtime_files(tftpd_t)
files_read_var_files(tftpd_t)
files_read_var_symlinks(tftpd_t)
files_search_var(tftpd_t)
fs_getattr_all_fs(tftpd_t)
fs_search_auto_mountpoints(tftpd_t)
auth_use_nsswitch(tftpd_t)
logging_send_syslog_msg(tftpd_t)
miscfiles_read_localization(tftpd_t)
miscfiles_read_public_files(tftpd_t)
userdom_dontaudit_use_unpriv_user_fds(tftpd_t)
userdom_dontaudit_use_user_terminals(tftpd_t)
userdom_user_home_dir_filetrans_user_home_content(tftpd_t, { dir file lnk_file })
tunable_policy(`tftp_anon_write',`
miscfiles_manage_public_files(tftpd_t)
')
tunable_policy(`tftp_enable_homedir',`
allow tftpd_t self:capability { dac_override dac_read_search };
files_list_home(tftpd_t)
userdom_manage_user_home_content_dirs(tftpd_t)
userdom_manage_user_home_content_files(tftpd_t)
userdom_manage_user_home_content_symlinks(tftpd_t)
')
tunable_policy(`tftp_enable_homedir && use_nfs_home_dirs',`
fs_manage_nfs_dirs(tftpd_t)
fs_manage_nfs_files(tftpd_t)
fs_read_nfs_symlinks(tftpd_t)
')
tunable_policy(`tftp_enable_homedir && use_samba_home_dirs',`
fs_manage_cifs_dirs(tftpd_t)
fs_manage_cifs_files(tftpd_t)
fs_read_cifs_symlinks(tftpd_t)
')
optional_policy(`
cobbler_read_lib_files(tftpd_t)
')
optional_policy(`
inetd_udp_service_domain(tftpd_t, tftpd_exec_t)
')
optional_policy(`
seutil_sigchld_newrole(tftpd_t)
')