add screen
This commit is contained in:
Chris PeBenito
parent
a77e65240b
commit
c8ba683007
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@ -12,6 +12,7 @@
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logwatch (Dan Walsh)
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openct
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readahead
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screen
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slrnpull
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smartmon
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sysstat
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@ -0,0 +1,15 @@
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#
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# /home
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#
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HOME_DIR/\.screenrc -- gen_context(system_u:object_r:ROLE_screen_ro_home_t,s0)
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#
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# /usr
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#
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/usr/bin/screen -- gen_context(system_u:object_r:screen_exec_t,s0)
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#
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# /var
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#
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/var/run/screens?/S-[^/]+ -d gen_context(system_u:object_r:screen_dir_t,s0)
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/var/run/screens?/S-[^/]+/.* <<none>>
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@ -0,0 +1,195 @@
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## <summary>GNU terminal multiplexer</summary>
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#######################################
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## <summary>
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## The per user domain template for the screen module.
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## </summary>
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## <desc>
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## <p>
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## This template creates a derived domains which are used
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## for screen sessions.
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## </p>
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## <p>
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## This template is invoked automatically for each user, and
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## generally does not need to be invoked directly
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## by policy writers.
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## </p>
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## </desc>
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## <param name="userdomain_prefix">
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## The prefix of the user domain (e.g., user
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## is the prefix for user_t).
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## </param>
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## <param name="user_domain">
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## The type of the user domain.
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## </param>
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## <param name="user_role">
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## The role associated with the user domain.
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## </param>
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#
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template(`screen_per_userdomain_template',`
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gen_require(`
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type screen_dir_t, screen_exec_t;
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')
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########################################
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#
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# Declarations
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#
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type $1_screen_t;
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domain_type($1_screen_t)
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domain_entry_file($1_screen_t,screen_exec_t)
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domain_wide_inherit_fd($1_screen_t)
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role $2 types $1_screen_t;
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type $1_screen_tmp_t;
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files_tmp_file($1_screen_tmp_t)
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type $1_screen_ro_home_t;
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files_type($1_screen_ro_home_t)
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type $1_screen_var_run_t;;
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files_pid_file($1_screen_var_run_t)
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########################################
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#
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# Local policy
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#
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allow $1_screen_t self:capability { setuid setgid fsetid };
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allow $1_screen_t self:process signal_perms;
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allow $1_screen_t self:tcp_socket create_stream_socket_perms;
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allow $1_screen_t self:udp_socket create_socket_perms;
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# Internal screen networking
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allow $1_screen_t self:fd use;
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allow $1_screen_t self:unix_stream_socket create_socket_perms;
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allow $1_screen_t self:unix_dgram_socket create_socket_perms;
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allow $1_screen_t $1_screen_tmp_t:dir create_dir_perms;
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allow $1_screen_t $1_screen_tmp_t:file create_file_perms;
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allow $1_screen_t $1_screen_tmp_t:fifo_file create_file_perms;
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files_create_tmp_files($1_screen_t, $1_screen_tmp_t, { file dir })
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# Create fifo
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allow $1_screen_t screen_dir_t:dir rw_dir_perms;
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allow $1_screen_t screen_dir_t:dir create_dir_perms;
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allow $1_screen_t $1_screen_var_run_t:fifo_file create_file_perms;
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type_transition $1_screen_t screen_dir_t:fifo_file $1_screen_var_run_t;
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files_create_pid($1_screen_t,screen_dir_t,dir)
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allow $1_screen_t $1_screen_ro_home_t:dir r_dir_perms;
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allow $1_screen_t $1_screen_ro_home_t:file r_file_perms;
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allow $1_screen_t $1_screen_ro_home_t:lnk_file { read getattr };
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domain_auto_trans($2, screen_exec_t, $1_screen_t)
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allow $2 $1_screen_t:process signal;
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allow $1_screen_t $2:process signal;
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allow $1_screen_t $2:fifo_file rw_file_perms;
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allow $1_screen_t $1_home_dir_t:dir { search getattr };
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allow $2 $1_screen_ro_home_t:dir create_dir_perms;
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allow $2 $1_screen_ro_home_t:file create_file_perms;
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allow $2 $1_screen_ro_home_t:lnk_file create_lnk_perms;
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allow $2 $1_screen_ro_home_t:{ dir file lnk_file } { relabelfrom relabelto };
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kernel_read_system_state($1_screen_t)
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kernel_read_kernel_sysctl($1_screen_t)
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corecmd_list_bin($1_screen_t)
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corecmd_read_bin_file($1_screen_t)
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corecmd_read_bin_symlink($1_screen_t)
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corecmd_read_bin_pipe($1_screen_t)
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corecmd_read_bin_socket($1_screen_t)
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corecmd_list_sbin($1_screen_t)
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corecmd_read_sbin_symlink($1_screen_t)
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corecmd_read_sbin_file($1_screen_t)
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corecmd_read_sbin_pipe($1_screen_t)
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corecmd_read_sbin_socket($1_screen_t)
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# Revert to the user domain when a shell is executed.
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corecmd_shell_domtrans($1_screen_t,$2)
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corecmd_bin_domtrans($1_screen_t,$2)
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corenet_tcp_sendrecv_generic_if($1_screen_t)
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corenet_udp_sendrecv_generic_if($1_screen_t)
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corenet_raw_sendrecv_generic_if($1_screen_t)
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corenet_tcp_sendrecv_all_nodes($1_screen_t)
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corenet_udp_sendrecv_all_nodes($1_screen_t)
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corenet_raw_sendrecv_all_nodes($1_screen_t)
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corenet_tcp_sendrecv_all_ports($1_screen_t)
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corenet_udp_sendrecv_all_ports($1_screen_t)
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corenet_tcp_bind_all_nodes($1_screen_t)
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corenet_udp_bind_all_nodes($1_screen_t)
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corenet_tcp_connect_all_ports($1_screen_t)
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dev_dontaudit_getattr_all_chr_files($1_screen_t)
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dev_dontaudit_getattr_all_blk_files($1_screen_t)
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# for SSP
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dev_read_urand($1_screen_t)
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domain_use_wide_inherit_fd($1_screen_t)
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files_search_tmp($1_screen_t)
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files_search_home($1_screen_t)
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files_list_home($1_screen_t)
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files_read_usr_files($1_screen_t)
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files_read_etc_files($1_screen_t)
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fs_search_auto_mountpoints($1_screen_t)
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fs_getattr_xattr_fs($1_screen_t)
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auth_dontaudit_getattr_shadow($1_screen_t)
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auth_dontaudit_exec_utempter($1_screen_t)
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# Write to utmp.
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init_rw_script_pid($1_screen_t)
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libs_use_ld_so($1_screen_t)
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libs_use_shared_libs($1_screen_t)
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logging_send_syslog_msg($1_screen_t)
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miscfiles_read_localization($1_screen_t)
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seutil_read_config($1_screen_t)
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sysnet_read_config($1_screen_t)
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userdom_use_user_terminals($1,$1_screen_t)
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userdom_create_user_pty($1,$1_screen_t)
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userdom_user_home_domtrans($1,$1_screen_t,$2)
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tunable_policy(`read_default_t',`
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files_list_default($1_screen_t)
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files_read_default_files($1_screen_t)
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files_read_default_symlinks($1_screen_t)
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files_read_default_sockets($1_screen_t)
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files_read_default_pipes($1_screen_t)
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')
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tunable_policy(`use_samba_home_dirs',`
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fs_cifs_domtrans($1_screen_t,$2)
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fs_read_cifs_symlinks($1_screen_t)
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fs_list_cifs($1_screen_t)
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')
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tunable_policy(`use_nfs_home_dirs',`
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fs_nfs_domtrans($1_screen_t,$2)
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fs_list_nfs($1_screen_t)
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fs_read_nfs_symlinks($1_screen_t)
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')
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optional_policy(`nis',`
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nis_use_ypbind($1_screen_t)
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')
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optional_policy(`nscd',`
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nscd_use_socket($1_screen_t)
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')
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ifdef(`TODO',`
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# Inherit and use descriptors from gnome-pty-helper.
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optional_policy(`gnome-pty-helper.te',`
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allow $1_screen_t $1_gph_t:fd use;
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')
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') dnl TODO
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')
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@ -0,0 +1,13 @@
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policy_module(screen,1.0.0)
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########################################
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#
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# Declarations
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#
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type screen_dir_t;
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files_pid_file(screen_dir_t)
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type screen_exec_t;
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files_type(screen_exec_t)
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@ -1096,6 +1096,22 @@ interface(`fs_search_nfs',`
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allow $1 nfs_t:dir search;
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')
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########################################
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## <summary>
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## List NFS filesystem.
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## </summary>
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## <param name="domain">
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## Domain allowed access.
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## </param>
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#
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interface(`fs_list_nfs',`
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gen_require(`
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type nfs_t;
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')
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allow $1 nfs_t:dir r_dir_perms;
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')
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########################################
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## <summary>
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## Do not audit attempts to list the contents
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@ -10,7 +10,7 @@
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/usr/sbin/sshd -- gen_context(system_u:object_r:sshd_exec_t,s0)
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/var/run/sshd\.init\.pid -- gen_context(system_u:object_r:sshd_var_run_t,s0)
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/var/run/sshd\.init\.pid -- gen_context(system_u:object_r:sshd_var_run_t,s0)
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ifdef(`targeted_policy', `', `
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/usr/bin/ssh-agent -- gen_context(system_u:object_r:ssh_agent_exec_t,s0)
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@ -902,6 +902,22 @@ interface(`auth_run_utempter',`
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allow utempter_t $3:chr_file rw_file_perms;
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')
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#######################################
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## <summary>
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## Do not audit attemps to execute utempter executable.
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## </summary>
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## <param name="domain">
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## Domain to not audit.
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## </param>
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#
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interface(`auth_dontaudit_exec_utempter',`
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gen_require(`
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type utempter_exec_t;
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')
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dontaudit $1 utempter_exec_t:file { execute execute_no_trans };
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')
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#######################################
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#
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# auth_read_login_records(domain)
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@ -1020,6 +1020,37 @@ template(`userdom_home_file',`
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files_type($2)
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')
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########################################
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## <summary>
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## Create a user pty.
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## </summary>
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## <desc>
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## <p>
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## Create a user pty.
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## </p>
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## <p>
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## This is a templated interface, and should only
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## be called from a per-userdomain template.
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## </p>
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## </desc>
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## <param name="userdomain_prefix">
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## The prefix of the user domain (e.g., user
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## is the prefix for user_t).
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## </param>
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## <param name="domain">
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## Domain allowed access.
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## </param>
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#
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template(`userdom_create_user_pty',`
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ifdef(`strict_policy',`
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gen_require(`
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type $1_devpts_t;
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')
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term_create_pty($2,$1_devpts_t)
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')
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')
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########################################
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## <summary>
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## Search user home directories.
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@ -1050,6 +1081,49 @@ template(`userdom_search_user_home',`
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allow $2 $1_home_dir_t:dir { getattr search };
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')
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########################################
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## <summary>
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## Do a domain transition to the specified
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## domain when executing a program in the
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## user home directory.
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## </summary>
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## <desc>
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## <p>
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## Do a domain transition to the specified
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## domain when executing a program in the
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## user home directory.
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## </p>
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## <p>
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## No interprocess communication (signals, pipes,
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## etc.) is provided by this interface since
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## the domains are not owned by this module.
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## </p>
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## <p>
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## This is a templated interface, and should only
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## be called from a per-userdomain template.
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## </p>
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## </desc>
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## <param name="userdomain_prefix">
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## The prefix of the user domain (e.g., user
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## is the prefix for user_t).
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## </param>
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## <param name="source_domain">
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## Domain allowed access.
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## </param>
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## <param name="target_domain">
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## Domain to transition to.
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## </param>
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#
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template(`userdom_user_home_domtrans',`
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gen_require(`
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type $1_home_dir_t, $1_home_t;
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')
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files_search_home($2)
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allow $2 $1_home_dir_t:dir search_dir_perms;
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domain_auto_trans($2,$1_home_t,$3)
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')
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########################################
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## <summary>
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## Create, read, write, and delete symbolic links
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