selinux-policy/refpolicy/policy/modules/services/ftp.te
2005-11-08 22:00:30 +00:00

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policy_module(ftp,1.0)
########################################
#
# Declarations
#
type ftpd_t;
type ftpd_exec_t;
init_daemon_domain(ftpd_t,ftpd_exec_t)
type ftpd_etc_t;
files_config_file(ftpd_etc_t)
# ftpd_lock_t is only needed when ftpd_is_daemon is true, but we cannot define types conditionally
type ftpd_lock_t;
files_lock_file(ftpd_lock_t)
type ftpd_tmp_t;
files_tmp_file(ftpd_tmp_t)
type ftpd_tmpfs_t;
files_tmpfs_file(ftpd_tmpfs_t)
type ftpd_var_run_t;
files_pid_file(ftpd_var_run_t)
type xferlog_t;
logging_log_file(xferlog_t)
########################################
#
# Local policy
#
allow ftpd_t self:capability { chown fowner fsetid setgid setuid sys_chroot sys_nice sys_resource };
dontaudit ftpd_t self:capability sys_tty_config;
allow ftpd_t self:process signal_perms;
allow ftpd_t self:process { getcap setcap setsched setrlimit };
allow ftpd_t self:fifo_file rw_file_perms;
allow ftpd_t self:unix_dgram_socket { sendto create_socket_perms };
allow ftpd_t self:unix_stream_socket create_socket_perms;
allow ftpd_t self:tcp_socket create_stream_socket_perms;
allow ftpd_t self:udp_socket create_socket_perms;
allow ftpd_t ftpd_etc_t:file r_file_perms;
allow ftpd_t ftpd_tmp_t:dir create_dir_perms;
allow ftpd_t ftpd_tmp_t:file create_file_perms;
files_create_tmp_files(ftpd_t, ftpd_tmp_t, { file dir })
allow ftpd_t ftpd_tmpfs_t:fifo_file create_file_perms;
allow ftpd_t ftpd_tmpfs_t:dir create_dir_perms;
allow ftpd_t ftpd_tmpfs_t:file create_file_perms;
allow ftpd_t ftpd_tmpfs_t:lnk_file create_lnk_perms;
allow ftpd_t ftpd_tmpfs_t:sock_file create_file_perms;
fs_create_tmpfs_data(ftpd_t,ftpd_tmpfs_t,{ dir file lnk_file sock_file fifo_file })
allow ftpd_t ftpd_var_run_t:file create_file_perms;
allow ftpd_t ftpd_var_run_t:dir rw_dir_perms;
files_create_pid(ftpd_t,ftpd_var_run_t)
# Create and modify /var/log/xferlog.
allow ftpd_t xferlog_t:file create_file_perms;
logging_create_log(ftpd_t,xferlog_t)
kernel_read_kernel_sysctl(ftpd_t)
kernel_read_system_state(ftpd_t)
dev_read_sysfs(ftpd_t)
dev_read_urand(ftpd_t)
fs_search_auto_mountpoints(ftpd_t)
fs_getattr_all_fs(ftpd_t)
corenet_tcp_sendrecv_all_if(ftpd_t)
corenet_udp_sendrecv_all_if(ftpd_t)
corenet_raw_sendrecv_all_if(ftpd_t)
corenet_tcp_sendrecv_all_nodes(ftpd_t)
corenet_udp_sendrecv_all_nodes(ftpd_t)
corenet_raw_sendrecv_all_nodes(ftpd_t)
corenet_tcp_sendrecv_all_ports(ftpd_t)
corenet_udp_sendrecv_all_ports(ftpd_t)
corenet_tcp_bind_all_nodes(ftpd_t)
corenet_udp_bind_all_nodes(ftpd_t)
corenet_tcp_bind_ftp_data_port(ftpd_t)
corenet_tcp_bind_generic_port(ftpd_t)
corenet_tcp_connect_all_ports(ftpd_t)
term_dontaudit_use_console(ftpd_t)
auth_domtrans_chk_passwd(ftpd_t)
# Append to /var/log/wtmp.
auth_append_login_records(ftpd_t)
#kerberized ftp requires the following
auth_write_login_records(ftpd_t)
corecmd_exec_bin(ftpd_t)
corecmd_exec_sbin(ftpd_t)
# Execute /bin/ls (can comment this out for proftpd)
# also may need rules to allow tar etc...
corecmd_exec_ls(ftpd_t)
domain_use_wide_inherit_fd(ftpd_t)
files_search_etc(ftpd_t)
files_read_etc_files(ftpd_t)
files_read_etc_runtime_files(ftpd_t)
init_use_fd(ftpd_t)
init_use_script_pty(ftpd_t)
libs_use_ld_so(ftpd_t)
libs_use_shared_libs(ftpd_t)
logging_send_syslog_msg(ftpd_t)
miscfiles_read_localization(ftpd_t)
miscfiles_read_public_files(ftpd_t)
seutil_dontaudit_search_config(ftpd_t)
sysnet_read_config(ftpd_t)
userdom_dontaudit_search_sysadm_home_dir(ftpd_t)
userdom_dontaudit_use_unpriv_user_fd(ftpd_t)
ifdef(`targeted_policy',`
files_dontaudit_read_root_file(ftpd_t)
term_dontaudit_use_generic_pty(ftpd_t)
term_dontaudit_use_unallocated_tty(ftpd_t)
optional_policy(`ftp.te',`
tunable_policy(`ftpd_is_daemon',`
# cjp: fix this to use regular interfaces
userdom_manage_user_home_subdir_files(user,ftpd_t)
userdom_manage_user_home_subdir_symlinks(user,ftpd_t)
userdom_manage_user_home_subdir_sockets(user,ftpd_t)
userdom_manage_user_home_subdir_pipes(user,ftpd_t)
userdom_create_user_home(user,ftpd_t,{ dir file lnk_file sock_file fifo_file })
')
')
')
tunable_policy(`allow_ftpd_anon_write',`
miscfiles_manage_public_files(ftpd_t)
')
tunable_policy(`ftp_home_dir',`
# allow access to /home
files_list_home(ftpd_t)
userdom_read_all_user_files(ftpd_t)
userdom_manage_all_user_dirs(ftpd_t)
userdom_manage_all_user_files(ftpd_t)
userdom_manage_all_user_symlinks(ftpd_t)
ifdef(`targeted_policy',`
userdom_create_generic_user_home(ftpd_t,{ dir file lnk_file sock_file fifo_file })
')
')
tunable_policy(`ftpd_is_daemon',`
allow ftpd_t ftpd_lock_t:file create_file_perms;
files_create_lock(ftpd_t,ftpd_lock_t)
corenet_tcp_bind_ftp_port(ftpd_t)
')
tunable_policy(`use_nfs_home_dirs && ftp_home_dir',`
fs_read_nfs_files(ftpd_t)
fs_read_nfs_symlinks(ftpd_t)
')
tunable_policy(`use_samba_home_dirs && ftp_home_dir',`
fs_read_cifs_files(ftpd_t)
fs_read_cifs_symlinks(ftpd_t)
')
optional_policy(`cron.te',`
corecmd_exec_shell(ftpd_t)
files_read_usr_files(ftpd_t)
cron_system_entry(ftpd_t, ftpd_exec_t)
optional_policy(`logrotate.te',`
logrotate_exec(ftpd_t)
')
')
optional_policy(`inetd.te',`
#reh: typeattributes not allowed in conditionals yet.
#tunable_policy(`! ftpd_is_daemon',`
# inetd_tcp_service_domain(ftpd_t,ftpd_exec_t)
#')
inetd_tcp_service_domain(ftpd_t,ftpd_exec_t)
optional_policy(`tcpd.te',`
tunable_policy(`! ftpd_is_daemon',`
tcpd_domtrans(tcpd_t)
')
')
')
optional_policy(`mount.te',`
mount_send_nfs_client_request(ftpd_t)
')
optional_policy(`nscd.te',`
nscd_use_socket(ftpd_t)
')
optional_policy(`selinuxutil.te',`
seutil_sigchld_newrole(ftpd_t)
')
optional_policy(`udev.te', `
udev_read_db(ftpd_t)
')
ifdef(`TODO',`
optional_policy(`rhgb.te',`
rhgb_domain(ftpd_t)
')
')