policy_module(cdrecord, 2.0.0)

########################################
#
# Declarations
#

## <desc>
## <p>
## Allow cdrecord to read various content.
## nfs, samba, removable devices, user temp
## and untrusted content files
## </p>
## </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)
')