On Tue, 2018-06-05 at 13:06 +1200, Ben Caradoc-Davies wrote: > On 04/06/18 16:39, Jim Popovitch wrote: > > On Mon, 2018-06-04 at 11:07 +1200, Ben Caradoc-Davies wrote: > > > On 04/06/18 10:03, Jim Popovitch wrote: > > > > What produces the desktop image that is displayed immediately > > > > after > > > > resuming from hibernation? > > > > When resuming, I see the following in order: > > > > 1. the boot screen > > > > 2. a blank screen > > > > 3. the actual desktop (live or a snapshot of it) > > > > 4. the lockscreen password prompt > > > > What I would like to do is prevent the actual desktop, or the > > > > screenshot of it, from appearing after the system boots from > > > > hibernation. > > > > > > - What is your desktop? > > > > Stretch Cinnamon > > > - Are you using systemd? > > > > Yes, but that is not an admission of preferring systemd. ;-) > > > - How do you initiate hibernation? Via the desktop or via a > > > keyboard > > > or chassis button? > > > > By closing the lid, it's a laptop (asus zenbook) > > > - Which screen locker do you use? (e.g. light-locker or > > > xscreensaver?) > > > > cinnamon-screensaver > > > This looks like a race condition in which system is hibernated > > > before your screen is locked. I saw this for suspend when I let > > > systemd manage my power button. My solution was to > > > edit/etc/systemd/logind.conf to set HandlePowerKey=ignore and to > > > let > > > Xfce handle locking and suspend and Xfce Power Manager / Security > > > / > > > "Lock screen when system is going for sleep"). I use > > > xscreensaver. > > > > I think you're on to something. When I CTRL+ATL+L the system, and > > then > > close the lid, the post-hibernation resume works correctly (no > > screen > > leakage). Unfortunately changing the systemd login settings didn't > > seem to have any effect. I'm comfortable not using systemd on > > servers, > > is it just as straight forward without it on desktops/laptops? > > I assume that after changing logind.conf you restarted (or similar) > to reload your configuration.
Yes. I tried reloading systemd, and then tried rebooting. > > What are your values of these logind.conf settings (commented > defaults > listed)?: > > #HandleLidSwitch=suspend > #HandleLidSwitchExternalPower=suspend > #HandleLidSwitchDocked=ignore Everything in my default logind.conf file was commented out. Based on your feedback I set these keys+vals but the desktop leakage still occurs. :-( HandlePowerKey=ignore HandleLidSwitch=ignore HandleLidSwitchDocked=ignore HandleLidSwitchExternalPower=ignore > I have not used it, but you might investigate xss-lock to trigger a > screen lock based on a systemd hibernate event. Cinammon should do > this for you, but it seems that it does not. Thanks, I'll try xss-lock and look into filing a cinnamon bug. Thanks for the help with this. -Jim P.
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