## Mplayer media player and encoder ####################################### ## ## The per user domain template for the mplayer module. ## ## ##

## This template creates a derived domains which are used ## for mplayer media player. ##

##

## This template is invoked automatically for each user, and ## generally does not need to be invoked directly ## by policy writers. ##

##
## ## ## The prefix of the user domain (e.g., user ## is the prefix for user_t). ## ## ## ## ## The type of the user domain. ## ## ## ## ## The role associated with the user domain. ## ## # template(`mplayer_per_userdomain_template',` ######################################## # # Declarations # type $1_mencoder_t; domain_type($1_mencoder_t) domain_entry_file($1_mencoder_t,mencoder_exec_t) role $3 types $1_mencoder_t; type $1_mplayer_t; domain_type($1_mplayer_t) domain_entry_file($1_mplayer_t,mplayer_exec_t) role $3 types $1_mplayer_t; type $1_mplayer_home_t alias $1_mplayer_rw_t; files_poly_member($1_mplayer_home_t) userdom_user_home_content($1,$1_mplayer_home_t) type $1_mplayer_tmpfs_t; files_tmpfs_file($1_mplayer_tmpfs_t) ######################################## # # mencoder local policy # allow $1_mencoder_t $1_mplayer_home_t:dir create_dir_perms; allow $1_mencoder_t $1_mplayer_home_t:file create_file_perms; allow $1_mencoder_t $1_mplayer_home_t:lnk_file create_lnk_perms; # Read global config allow $1_mencoder_t mplayer_etc_t:dir r_dir_perms; allow $1_mencoder_t mplayer_etc_t:file r_file_perms; allow $1_mencoder_t mplayer_etc_t:lnk_file { getattr read }; # domain transition domain_auto_trans($2, mencoder_exec_t, $1_mencoder_t) allow $2 $1_mencoder_t:fd use; allow $1_mencoder_t $2:fd use; allow $1_mencoder_t $2:fifo_file rw_file_perms; allow $1_mencoder_t $2:process sigchld; # Allow the user domain to signal/ps. allow $2 $1_mencoder_t:dir { search getattr read }; allow $2 $1_mencoder_t:{ file lnk_file } { read getattr }; allow $2 $1_mencoder_t:process getattr; # We need to suppress this denial because procps tries to access # /proc/pid/environ and this now triggers a ptrace check in recent kernels # (2.4 and 2.6). Might want to change procps to not do this, or only if # running in a privileged domain. dontaudit $2 $1_mencoder_t:process ptrace; allow $2 $1_mencoder_t:process signal_perms; # Read /proc files and directories # Necessary for /proc/meminfo, /proc/cpuinfo, etc.. kernel_read_system_state($1_mencoder_t) # Sysctl on kernel version kernel_read_kernel_sysctls($1_mencoder_t) # Required for win32 binary loader dev_rwx_zero($1_mencoder_t) # Access to DVD/CD/V4L dev_read_video_dev($1_mencoder_t) # Read data in /usr/share (fonts, icons..) files_read_usr_files($1_mencoder_t) files_read_usr_symlinks($1_mencoder_t) fs_search_auto_mountpoints($1_mencoder_t) # Access to DVD/CD/V4L storage_raw_read_removable_device($1_mencoder_t) libs_use_ld_so($1_mencoder_t) libs_use_shared_libs($1_mencoder_t) miscfiles_read_localization($1_mencoder_t) userdom_use_user_terminals($1,$1_mencoder_t) # Handle removable media, /tmp, and /home userdom_list_user_tmp($1,$1_mencoder_t) userdom_read_user_tmp_files($1,$1_mencoder_t) userdom_read_user_tmp_symlinks($1,$1_mencoder_t) userdom_read_user_home_content_files($1,$1_mencoder_t) userdom_read_user_home_content_symlinks($1,$1_mencoder_t) # Read content to encode ifdef(`mls_policy',`',` fs_search_removable($1_mencoder_t) fs_read_removable_files($1_mencoder_t) fs_read_removable_symlinks($1_mencoder_t) ') tunable_policy(`allow_execmem',` allow $1_mencoder_t self:process execmem; ') tunable_policy(`allow_execmod',` dev_execmod_zero($1_mencoder_t) ') tunable_policy(`allow_mplayer_execstack',` allow $1_mencoder_t self:process { execmem execstack }; ') tunable_policy(`use_nfs_home_dirs',` fs_manage_nfs_dirs($1_mencoder_t) fs_manage_nfs_files($1_mencoder_t) fs_manage_nfs_symlinks($1_mencoder_t) ') tunable_policy(`use_samba_home_dirs',` fs_manage_cifs_dirs($1_mencoder_t) fs_manage_cifs_files($1_mencoder_t) fs_manage_cifs_symlinks($1_mencoder_t) ') # Read content to encode tunable_policy(`use_nfs_home_dirs',` fs_list_auto_mountpoints($1_mencoder_t) files_list_home($1_mencoder_t) fs_read_nfs_files($1_mencoder_t) fs_read_nfs_symlinks($1_mencoder_t) ',` files_dontaudit_list_home($1_mencoder_t) fs_dontaudit_list_auto_mountpoints($1_mencoder_t) fs_dontaudit_read_nfs_files($1_mencoder_t) fs_dontaudit_list_nfs($1_mencoder_t) ') tunable_policy(`use_samba_home_dirs',` fs_list_auto_mountpoints($1_mencoder_t) files_list_home($1_mencoder_t) fs_read_cifs_files($1_mencoder_t) fs_read_cifs_symlinks($1_mencoder_t) ',` files_dontaudit_list_home($1_mencoder_t) fs_dontaudit_list_auto_mountpoints($1_mencoder_t) fs_dontaudit_read_cifs_files($1_mencoder_t) fs_dontaudit_list_cifs($1_mencoder_t) ') tunable_policy(`read_default_t',` files_list_default($1_mencoder_t) files_read_default_files($1_mencoder_t) files_read_default_symlinks($1_mencoder_t) ',` files_dontaudit_read_default_files($1_mencoder_t) files_dontaudit_list_default($1_mencoder_t) ') tunable_policy(`read_untrusted_content',` files_list_tmp($1_mencoder_t) files_list_home($1_mencoder_t) userdom_list_user_untrusted_content($1,$1_mencoder_t) userdom_read_user_untrusted_content_files($1,$1_mencoder_t) userdom_read_user_untrusted_content_symlinks($1,$1_mencoder_t) userdom_list_user_tmp_untrusted_content($1,$1_mencoder_t) userdom_read_user_tmp_untrusted_content_files($1,$1_mencoder_t) userdom_read_user_tmp_untrusted_content_symlinks($1,$1_mencoder_t) ',` files_dontaudit_list_tmp($1_mencoder_t) files_dontaudit_list_home($1_mencoder_t) userdom_dontaudit_list_user_home_dirs($1,$1_mencoder_t) userdom_dontaudit_list_user_untrusted_content($1,$1_mencoder_t) userdom_dontaudit_read_user_untrusted_content_files($1,$1_mencoder_t) userdom_dontaudit_list_user_tmp_untrusted_content($1,$1_mencoder_t) userdom_dontaudit_read_user_tmp_untrusted_content_files($1,$1_mencoder_t) ') # Save encoded files tunable_policy(`write_untrusted_content && use_nfs_home_dirs',` files_search_home($1_mencoder_t) fs_search_auto_mountpoints($1_mencoder_t) fs_manage_nfs_dirs($1_mencoder_t) fs_manage_nfs_files($1_mencoder_t) fs_manage_nfs_symlinks($1_mencoder_t) ',` fs_dontaudit_list_auto_mountpoints($1_mencoder_t) fs_dontaudit_manage_nfs_dirs($1_mencoder_t) fs_dontaudit_manage_nfs_files($1_mencoder_t) ') tunable_policy(`write_untrusted_content && use_samba_home_dirs',` files_search_home($1_mencoder_t) fs_search_auto_mountpoints($1_mencoder_t) fs_manage_cifs_dirs($1_mencoder_t) fs_manage_cifs_files($1_mencoder_t) fs_manage_cifs_symlinks($1_mencoder_t) ',` fs_dontaudit_list_auto_mountpoints($1_mencoder_t) fs_dontaudit_manage_cifs_dirs($1_mencoder_t) fs_dontaudit_manage_cifs_files($1_mencoder_t) ') tunable_policy(`write_untrusted_content',` files_search_home($1_mencoder_t) files_tmp_filetrans($1_mencoder_t,$1_untrusted_content_tmp_t,file) files_tmp_filetrans($1_mencoder_t,$1_untrusted_content_tmp_t,dir) userdom_manage_user_untrusted_content_files($1,$1_mencoder_t,file) userdom_manage_user_untrusted_content_files($1,$1_mencoder_t,dir) ',` files_dontaudit_list_home($1_mencoder_t) files_dontaudit_list_tmp($1_mencoder_t) userdom_dontaudit_list_user_home_dirs($1,$1_mencoder_t) userdom_dontaudit_manage_user_tmp_files($1,$1_mencoder_t) userdom_dontaudit_manage_user_home_content_dirs($1,$1_mencoder_t) ') ######################################## # # mplayer local policy # allow $1_mplayer_t self:process { signal_perms getsched }; allow $1_mplayer_t self:fifo_file rw_file_perms; allow $1_mplayer_t $1_mplayer_home_t:dir manage_dir_perms; allow $1_mplayer_t $1_mplayer_home_t:file manage_file_perms; allow $1_mplayer_t $1_mplayer_home_t:lnk_file create_lnk_perms; userdom_search_user_home_dirs($1,$1_mplayer_t) allow $1_mplayer_t $1_mplayer_tmpfs_t:dir rw_dir_perms; allow $1_mplayer_t $1_mplayer_tmpfs_t:file manage_file_perms; allow $1_mplayer_t $1_mplayer_tmpfs_t:lnk_file create_lnk_perms; allow $1_mplayer_t $1_mplayer_tmpfs_t:sock_file manage_file_perms; allow $1_mplayer_t $1_mplayer_tmpfs_t:fifo_file manage_file_perms; fs_tmpfs_filetrans($1_mplayer_t,$1_mplayer_tmpfs_t,{ dir file lnk_file sock_file fifo_file }) # Read global config allow $1_mplayer_t mplayer_etc_t:dir r_dir_perms; allow $1_mplayer_t mplayer_etc_t:file r_file_perms; allow $1_mplayer_t mplayer_etc_t:lnk_file { getattr read }; # Home access allow $2 $1_mplayer_home_t:dir manage_dir_perms; allow $2 $1_mplayer_home_t:file manage_file_perms; allow $2 $1_mplayer_home_t:lnk_file create_lnk_perms; allow $2 $1_mplayer_home_t:{ dir file lnk_file } { relabelfrom relabelto }; # domain transition domain_auto_trans($2, mplayer_exec_t, $1_mplayer_t) allow $2 $1_mplayer_t:fd use; allow $1_mplayer_t $2:fd use; allow $1_mplayer_t $2:fifo_file rw_file_perms; allow $1_mplayer_t $2:process sigchld; # Allow the user domain to signal/ps. allow $2 $1_mplayer_t:dir { search getattr read }; allow $2 $1_mplayer_t:{ file lnk_file } { read getattr }; allow $2 $1_mplayer_t:process getattr; # We need to suppress this denial because procps tries to access # /proc/pid/environ and this now triggers a ptrace check in recent kernels # (2.4 and 2.6). Might want to change procps to not do this, or only if # running in a privileged domain. dontaudit $2 $1_mplayer_t:process ptrace; allow $2 $1_mplayer_t:process signal_perms; kernel_dontaudit_list_unlabeled($1_mplayer_t) kernel_dontaudit_getattr_unlabeled_files($1_mplayer_t) kernel_dontaudit_read_unlabeled_files($1_mplayer_t) # Necessary for /proc/meminfo, /proc/cpuinfo, etc.. kernel_read_system_state($1_mplayer_t) # Sysctl on kernel version kernel_read_kernel_sysctls($1_mplayer_t) # Run bash/sed (??) corecmd_exec_bin($1_mplayer_t) corecmd_exec_shell($1_mplayer_t) # Required for win32 binary loader dev_rwx_zero($1_mplayer_t) # Access to DVD/CD/V4L dev_read_video_dev($1_mplayer_t) # Audio, alsa.conf dev_read_sound_mixer($1_mplayer_t) dev_write_sound_mixer($1_mplayer_t) # RTC clock dev_read_realtime_clock($1_mplayer_t) # Access to DVD/CD/V4L storage_raw_read_removable_device($1_mplayer_t) files_read_etc_files($1_mplayer_t) files_dontaudit_list_non_security($1_mplayer_t) files_dontaudit_getattr_non_security_files($1_mplayer_t) files_read_non_security_files($1_mplayer_t) # Unfortunately the ancient file dialog starts in / files_list_home($1_mplayer_t) # Read /etc/mtab files_read_etc_runtime_files($1_mplayer_t) # Read data in /usr/share (fonts, icons..) files_read_usr_files($1_mplayer_t) files_read_usr_symlinks($1_mplayer_t) fs_dontaudit_getattr_all_fs($1_mplayer_t) fs_search_auto_mountpoints($1_mplayer_t) libs_use_ld_so($1_mplayer_t) libs_use_shared_libs($1_mplayer_t) miscfiles_read_localization($1_mplayer_t) miscfiles_read_fonts($1_mplayer_t) userdom_use_user_terminals($1,$1_mplayer_t) # Read media files userdom_list_user_tmp($1,$1_mplayer_t) userdom_read_user_tmp_files($1,$1_mplayer_t) userdom_read_user_tmp_symlinks($1,$1_mplayer_t) userdom_read_user_home_content_files($1,$1_mplayer_t) userdom_read_user_home_content_symlinks($1,$1_mplayer_t) xserver_user_client_template($1,$1_mplayer_t,$1_mplayer_tmpfs_t) # Read songs ifdef(`mls_policy',`',` fs_search_removable($1_mplayer_t) fs_read_removable_files($1_mplayer_t) fs_read_removable_symlinks($1_mplayer_t) ') tunable_policy(`allow_execmem',` allow $1_mplayer_t self:process execmem; ') tunable_policy(`allow_execmod',` dev_execmod_zero($1_mplayer_t) ') tunable_policy(`allow_mplayer_execstack',` allow $1_mplayer_t self:process { execmem execstack }; ') tunable_policy(`use_nfs_home_dirs',` fs_manage_nfs_dirs($1_mplayer_t) fs_manage_nfs_files($1_mplayer_t) fs_manage_nfs_symlinks($1_mplayer_t) ') tunable_policy(`use_samba_home_dirs',` fs_manage_cifs_dirs($1_mplayer_t) fs_manage_cifs_files($1_mplayer_t) fs_manage_cifs_symlinks($1_mplayer_t) ') # Legacy domain issues tunable_policy(`allow_mplayer_execstack',` allow $1_mplayer_t $1_mplayer_tmpfs_t:file execute; ') # Read songs tunable_policy(`use_nfs_home_dirs',` fs_list_auto_mountpoints($1_mplayer_t) files_list_home($1_mplayer_t) fs_read_nfs_files($1_mplayer_t) fs_read_nfs_symlinks($1_mplayer_t) ',` files_dontaudit_list_home($1_mplayer_t) fs_dontaudit_list_auto_mountpoints($1_mplayer_t) fs_dontaudit_read_nfs_files($1_mplayer_t) fs_dontaudit_list_nfs($1_mplayer_t) ') tunable_policy(`use_samba_home_dirs',` fs_list_auto_mountpoints($1_mplayer_t) files_list_home($1_mplayer_t) fs_read_cifs_files($1_mplayer_t) fs_read_cifs_symlinks($1_mplayer_t) ',` files_dontaudit_list_home($1_mplayer_t) fs_dontaudit_list_auto_mountpoints($1_mplayer_t) fs_dontaudit_read_cifs_files($1_mplayer_t) fs_dontaudit_list_cifs($1_mplayer_t) ') tunable_policy(`read_default_t',` files_list_default($1_mplayer_t) files_read_default_files($1_mplayer_t) files_read_default_symlinks($1_mplayer_t) ',` files_dontaudit_read_default_files($1_mplayer_t) files_dontaudit_list_default($1_mplayer_t) ') tunable_policy(`read_untrusted_content',` files_list_tmp($1_mplayer_t) files_list_home($1_mplayer_t) userdom_list_user_untrusted_content($1,$1_mplayer_t) userdom_read_user_untrusted_content_files($1,$1_mplayer_t) userdom_read_user_untrusted_content_symlinks($1,$1_mplayer_t) userdom_list_user_tmp_untrusted_content($1,$1_mplayer_t) userdom_read_user_tmp_untrusted_content_files($1,$1_mplayer_t) userdom_read_user_tmp_untrusted_content_symlinks($1,$1_mplayer_t) ',` files_dontaudit_list_tmp($1_mplayer_t) files_dontaudit_list_home($1_mplayer_t) userdom_dontaudit_list_user_home_dirs($1,$1_mplayer_t) userdom_dontaudit_list_user_untrusted_content($1,$1_mplayer_t) userdom_dontaudit_read_user_untrusted_content_files($1,$1_mplayer_t) userdom_dontaudit_list_user_tmp_untrusted_content($1,$1_mplayer_t) userdom_dontaudit_read_user_tmp_untrusted_content_files($1,$1_mplayer_t) ') optional_policy(` alsa_read_rw_config($1_mplayer_t) ') optional_policy(` nscd_socket_use($1_mplayer_t) ') ')