initial commit

xss-lock/transfer-sleep-lock-generic-delay.sh

@@ -0,0 +1,48 @@
+#!/bin/bash
+
+# Example locker script -- demonstrates how to use the --transfer-sleep-lock
+# option with a fixed delay to give simple lockers a little bit of time to lock
+# the screen before the system goes the sleep.
+
+## CONFIGURATION ##############################################################
+
+# Command to start the locker (should not fork)
+locker="xlock +resetsaver"
+
+# Delay in seconds. Note that by default systemd-logind allows a maximum sleep
+# delay of 5 seconds.
+sleep_delay=1
+
+# Run before starting the locker
+pre_lock() {
+    #mpc pause
+    return
+}
+
+# Run after the locker exits
+post_lock() {
+    return
+}
+
+###############################################################################
+
+pre_lock
+
+# kill locker if we get killed
+trap 'kill %%' TERM INT
+
+if [[ -e /dev/fd/${XSS_SLEEP_LOCK_FD:--1} ]]; then
+    # lock fd is open, make sure the locker does not inherit a copy
+    $locker {XSS_SLEEP_LOCK_FD}<&- &
+
+    sleep $sleep_delay
+
+    # now close our fd (only remaining copy) to indicate we're ready to sleep
+    exec {XSS_SLEEP_LOCK_FD}<&-
+else
+    $locker &
+fi
+
+wait # for locker to exit
+
+post_lock