policy_module(cdrecord, 2.0.0)

########################################

#

# Declarations

#

## <desc>

## 

## Allow cdrecord to read various content.

## nfs, samba, removable devices, user temp

## and untrusted content files

## 

## </desc>

gen_tunable(cdrecord_read_content, false)

type cdrecord_t;

type cdrecord_exec_t;

typealias cdrecord_t alias { user_cdrecord_t staff_cdrecord_t sysadm_cdrecord_t };

typealias cdrecord_t alias { auditadm_cdrecord_t secadm_cdrecord_t };

application_domain(cdrecord_t, cdrecord_exec_t)

ubac_constrained(cdrecord_t)

########################################

#

# Local policy

#

allow cdrecord_t self:capability { ipc_lock sys_nice setuid dac_override sys_rawio };

allow cdrecord_t self:process { getsched setsched sigkill };

allow cdrecord_t self:unix_dgram_socket create_socket_perms;

allow cdrecord_t self:unix_stream_socket create_stream_socket_perms;

# allow searching for cdrom-drive

dev_list_all_dev_nodes(cdrecord_t) 

domain_interactive_fd(cdrecord_t)

domain_use_interactive_fds(cdrecord_t)

files_read_etc_files(cdrecord_t)

term_use_controlling_term(cdrecord_t)

term_list_ptys(cdrecord_t)

# allow cdrecord to write the CD

storage_raw_write_removable_device(cdrecord_t)

storage_write_scsi_generic(cdrecord_t)

logging_send_syslog_msg(cdrecord_t)

miscfiles_read_localization(cdrecord_t)

# write to the user domain tty.

userdom_use_user_terminals(cdrecord_t)

userdom_read_user_home_content_files(cdrecord_t)

# Handle nfs home dirs

tunable_policy(`cdrecord_read_content && use_nfs_home_dirs',`

	fs_list_auto_mountpoints(cdrecord_t)

	files_list_home(cdrecord_t)

	fs_read_nfs_files(cdrecord_t)

	fs_read_nfs_symlinks(cdrecord_t)

',`

	files_dontaudit_list_home(cdrecord_t)

	fs_dontaudit_list_auto_mountpoints(cdrecord_t)

	fs_dontaudit_read_nfs_files(cdrecord_t)

	fs_dontaudit_list_nfs(cdrecord_t)

')

# Handle samba home dirs

tunable_policy(`cdrecord_read_content && use_samba_home_dirs',`

	fs_list_auto_mountpoints(cdrecord_t)

	files_list_home(cdrecord_t)

	fs_read_cifs_files(cdrecord_t)

	fs_read_cifs_symlinks(cdrecord_t)

',`

	files_dontaudit_list_home(cdrecord_t)

	fs_dontaudit_list_auto_mountpoints(cdrecord_t)

	fs_dontaudit_read_cifs_files(cdrecord_t)

	fs_dontaudit_list_cifs(cdrecord_t)

')

# Handle removable media, /tmp, and /home

tunable_policy(`cdrecord_read_content',`

	userdom_list_user_tmp(cdrecord_t)

	userdom_read_user_tmp_files(cdrecord_t)

	userdom_read_user_tmp_symlinks(cdrecord_t)

	userdom_read_user_home_content_files(cdrecord_t)

	userdom_read_user_home_content_symlinks(cdrecord_t)

	ifndef(`enable_mls',`

		fs_search_removable(cdrecord_t)

		fs_read_removable_files(cdrecord_t)

		fs_read_removable_symlinks(cdrecord_t)

	')

',`

	files_dontaudit_list_tmp(cdrecord_t)

	files_dontaudit_list_home(cdrecord_t)

	fs_dontaudit_list_removable(cdrecord_t)

	fs_dontaudit_read_removable_files(cdrecord_t)

	userdom_dontaudit_list_user_tmp(cdrecord_t)

	userdom_dontaudit_read_user_tmp_files(cdrecord_t)

	userdom_dontaudit_list_user_home_dirs(cdrecord_t)

	userdom_dontaudit_read_user_home_content_files(cdrecord_t)

')

# Handle default_t content

tunable_policy(`cdrecord_read_content && read_default_t',`

	files_list_default(cdrecord_t)

	files_read_default_files(cdrecord_t)

	files_read_default_symlinks(cdrecord_t)

',`

	files_dontaudit_read_default_files(cdrecord_t)

	files_dontaudit_list_default(cdrecord_t)

')

tunable_policy(`use_nfs_home_dirs',`

	files_search_mnt(cdrecord_t)

	fs_read_nfs_files(cdrecord_t)

	fs_read_nfs_symlinks(cdrecord_t)

')

optional_policy(`

	resmgr_stream_connect(cdrecord_t)

')