118 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			Bash
		
	
	
	
	
	
			
		
		
	
	
			118 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			Bash
		
	
	
	
	
	
| #!/bin/bash
 | |
| 
 | |
| # Location of files which contains list of protected files
 | |
| PROTECTED_FILE_LIST='/etc/qubes/protected-files.d'
 | |
| 
 | |
| qsvc() {
 | |
|     # Returns whether a service is enabled.
 | |
|     # Usage: qsvc <nameofservice>
 | |
|     #
 | |
|     # Must only be used after qubes-sysinit has started.
 | |
|     # See qsvc_early for more information.
 | |
|     local count=100
 | |
|     while [ ! -e /var/run/qubes-service-environment ] ; do
 | |
|         if [ "$count" = "0" ] ; then
 | |
|             echo "qsvc: Warning: qubes-sysinit has not finished executing yet" >&2
 | |
|             break
 | |
|         fi
 | |
|         sleep 0.1
 | |
|         count=$(( count - 1 ))
 | |
|     done
 | |
|     [ -e /var/run/qubes-service/"$1" ]
 | |
| }
 | |
| 
 | |
| under_systemd() {
 | |
|     pidof systemd >/dev/null 2>&1
 | |
| }
 | |
| 
 | |
| systemd_version_changed() {
 | |
|     under_systemd || return
 | |
|     systemd_pkg_version=`systemctl --version|head -n 1`
 | |
|     if dmesg | grep -q "$systemd_pkg_version running in system mode."; then
 | |
|         return 0
 | |
|     fi
 | |
|     return 1
 | |
| }
 | |
| 
 | |
| possibly_run_save_script() {
 | |
|     ENCODED_SCRIPT=$(qubesdb-read /qubes-save-script)
 | |
|     if [ -z "$ENCODED_SCRIPT" ] ; then return ; fi
 | |
|     tmpfile=$(mktemp /tmp/qubes-save-script.XXXXXXXXX)
 | |
|     echo $ENCODED_SCRIPT|perl -e 'use MIME::Base64 qw(decode_base64); local($/) = undef;print decode_base64(<STDIN>)' >"$tmpfile"
 | |
|     chmod 755 "$tmpfile"
 | |
|     DISPLAY=:0 su - user -c "$tmpfile"
 | |
|     ret=$?
 | |
|     rm -f "$tmpfile"
 | |
|     return $ret
 | |
| }
 | |
| 
 | |
| have_qubesdb() {
 | |
|     # Tests whether qubesdb-read exists and can be executed.
 | |
|     type qubesdb-read >/dev/null 2>&1
 | |
| }
 | |
| 
 | |
| have_qrexec_agent() {
 | |
|     # Tests whether qrexec-agent exists and can be executed.
 | |
|     PATH=/usr/lib/qubes type qrexec-agent >/dev/null 2>&1
 | |
| }
 | |
| 
 | |
| qubes_vm_type() {
 | |
|     qubesdb-read /qubes-vm-type
 | |
| }
 | |
| 
 | |
| is_netvm() {
 | |
|     [ "$(qubes_vm_type)" = "NetVM" ]
 | |
| }
 | |
| 
 | |
| is_appvm() {
 | |
|     [ "$(qubes_vm_type)" = "AppVM" ]
 | |
| }
 | |
| 
 | |
| is_proxyvm() {
 | |
|     [ "$(qubes_vm_type)" = "ProxyVM" ]
 | |
| }
 | |
| 
 | |
| is_templatevm() {
 | |
|     [ "$(qubes_vm_type)" = "TemplateVM" ]
 | |
| }
 | |
| 
 | |
| is_dispvm() {
 | |
|     [ "$(qubes_vm_type)" = "DisposableVM" ]
 | |
| }
 | |
| 
 | |
| is_fully_persistent() {
 | |
|     [ "$(qubesdb-read /qubes-vm-persistence)" = "full" ]
 | |
| }
 | |
| 
 | |
| is_rwonly_persistent() {
 | |
|     [ "$(qubesdb-read /qubes-vm-persistence)" = "rw-only" ]
 | |
| }
 | |
| 
 | |
| is_updateable() {
 | |
|     [ "$(qubesdb-read /qubes-vm-updateable)" = "True" ]
 | |
| }
 | |
| 
 | |
| reload_random_seed() {
 | |
|     qubesdb-read /qubes-random-seed | base64 -d > /dev/urandom
 | |
|     qubesdb-rm /qubes-random-seed
 | |
| }
 | |
| 
 | |
| is_protected_file() {
 | |
|     grep -Fxrq --exclude='*.rpmsave' --exclude='*~' --exclude='*.rpmnew' --exclude='*.rpmold' -- "${1}" "$PROTECTED_FILE_LIST" 2>/dev/null
 | |
| }
 | |
| 
 | |
| umount_retry() {
 | |
|     local count=5
 | |
|     while mountpoint -q "$1" ; do
 | |
|         if umount "$1" ; then break ; fi
 | |
|         echo "Something prevents unmounting $1:" >&2
 | |
|         fuser -vmM "$1" >&2
 | |
|         if [ "$count" = "0" ] ; then
 | |
|             return 1
 | |
|         fi
 | |
|         sleep 5
 | |
|         count=$(( count - 1 ))
 | |
|     done
 | |
|     return 0
 | |
| }
 | 
