90 lines
1.7 KiB
Bash
Executable File
90 lines
1.7 KiB
Bash
Executable File
#!/bin/sh
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#
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# Usage:
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# bootanim start [timeout]
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# bootanim stop
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#
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# Example hook:
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# root@RK3588:/# more /etc/bootanim.d/gst-bootanim.sh
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# #!/bin/sh
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# gst-play-1.0 /etc/bootanim.d/bootanim.mp4 -q --no-interactive
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SCRIPT=/usr/bin/bootanim
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HOOK_DIR=/etc/bootanim.d/
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PID_FILE=/tmp/bootanim.pid
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LOG_FILE=/tmp/bootanim.log
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TIMEOUT=${2:-5}
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pid_sid()
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{
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ps x -o pid,sid | grep -w $@
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}
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bootanim_start()
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{
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[ -d $HOOK_DIR ] || return
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echo "Starting bootanim: $$..."
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# Freeze display server
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touch /dev/null $XSERVER_FREEZE_DISPLAY $WESTON_FREEZE_DISPLAY
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# Start bootanim hooks
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for hook in $(find $HOOK_DIR -maxdepth 1 -name "*.sh"); do
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echo "Starting hook: $hook..."
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$hook&
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done
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# Save bootanim's pid
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echo $$ > $PID_FILE
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}
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bootanim_stop()
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{
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[ -f $PID_FILE ] || return
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# Parse our sid (same as bootanim's pid)
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SID=$(cat $PID_FILE; rm -rf $PID_FILE)
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[ -n "$SID" ] || return
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# Parse children pid
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CPID=$(pid_sid $SID | xargs -n 2 | cut -d' ' -f1 | xargs)
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echo "Stopping bootanim: ${CPID:-none} for $SID..."
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# Pause children
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[ -n "$CPID" ] && kill -STOP $CPID &>/dev/null
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# Unfreeze display server
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rm -f $XSERVER_FREEZE_DISPLAY $WESTON_FREEZE_DISPLAY
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sleep .1
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# Kill children
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[ -n "$CPID" ] && kill -9 $CPID &>/dev/null
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}
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case "$1" in
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start|"")
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# Make sure that we own this session (pid equals sid)
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if ! pid_sid -q "$$$" || [ $(realpath "$0") != $SCRIPT ] ; then
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setsid $SCRIPT $@
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else
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# Run it
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$SCRIPT stop
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bootanim_start 2>&1 | tee -a $LOG_FILE&
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# Timeout killer
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start-stop-daemon -S -q -b -n bootanim-stop \
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-x /bin/sh -- -c "sleep $TIMEOUT; $SCRIPT stop"
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fi
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;;
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stop)
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bootanim_stop 2>&1 | tee -a $LOG_FILE
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;;
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*)
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echo "Usage: $0 [start|stop]"
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;;
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esac
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:
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