[qubes-users] Re: Security benefits of rootless template VMs

2020-07-12 Thread dmoerner
On Friday, July 10, 2020 at 4:18:30 AM UTC-4, Alex Lu wrote:
>
> Is having like 5 templateVMs 4 of which have no root is better than having 
> 1 templateVM 
> which have root and in charge of every appVM?
>

There is one potential disadvantage to this setup: Will you actually bother 
to keep all those templates updated? Especially if some of them have no 
root, some have sudo prompts, and some have sudo access without prompts, it 
starts to become a real pain. You have to keep in mind the human cost to 
managing this kind of complexity, even with nice new tools like Qubes 
Update.

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[qubes-users] Re: No Suspend/Resume on Dell Latitude 7400 (i5-8365U) with 4.0.2rc3

2020-01-05 Thread dmoerner
On Sunday, January 5, 2020 at 9:49:42 PM UTC-5, Guerlan wrote:

> can you tell me how you figured this out? I've been trying to fix a 
> suspend bug in mine and It'd be helpful to know how you debugged things 
>

Mostly trial and error, trying all the things listed above. Two little 
tricks to use:

1. Look at the end of journalctl right before it tries to suspend. This is 
where I saw that it was going into s2idle, which then brought me to this 
thread: 
https://groups.google.com/forum/#!msg/qubes-users/TmGDlkluJgM/1BFsQZWNDAAJ;context-place=forum/qubes-users
 
This Dell did not have the lack of S3 that the new Thinkpads have, but it 
did still try to use s2idle.

2. Run speaker-test in dom0 before suspending, if you hear sound on resume 
then it's some sort of a screen problem.

What hardware do you have? If it's corebooted you might want to check out 
this thread: 
https://groups.google.com/forum/#!msg/qubes-users/bHJJhK4HtIw/ieQkoJePCgAJ

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[qubes-users] Re: No Suspend/Resume on Dell Latitude 7400 (i5-8365U) with 4.0.2rc3

2020-01-04 Thread dmoerner
The suspending problem was s2idle. Adding mem_sleep_default=deep to the 
kernel= line of /boot/efi/EFI/qubes/xen.cfg fixes the suspend problem.

Installing kernel-latest (5.3.11-1) fixes the last two problems with 
completing shutdown and with a lack of a bootsplash.

I'll post an HCL in a moment. Everything now works flawlessly.

Daniel

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[qubes-users] No Suspend/Resume on Dell Latitude 7400 (i5-8365U) with 4.0.2rc3

2019-12-31 Thread dmoerner
Hi,

I have a Dell Latitude 7400 (Core i5-8365U "Whiskey Lake"). I installed 
Qubes 4.0.2rc3, and everything seems to mostly work except it won't resume 
from suspend. The screen stays totally black, and I have to hold the power 
button to manually restart it.

I've tried the following:

1. Shutdown sys-net before suspending.
2. Shutdown sys-usb before suspending.
3. Disable TPM in the BIOS (Inspired by 
https://github.com/QubesOS/qubes-issues/issues/3705)
4. Disable Thunderbolt in the BIOS
5. Use kernel-latest

None of this works. It's quite similar to what's described here, but this 
machine is not corebooted: 
https://groups.google.com/forum/#!topic/qubes-users/bHJJhK4HtIw

There it's suggested that I should remove a check in xen and recompile, but 
I'll try that as a last resort. Any other ideas?

Doubt it's connected, but two other things I noticed: First, Qubes won't 
actually shutdown the computer, even after shutting down I always have to 
use the power button. But I've had this problem with other laptops. Second, 
there's no bootsplash for the encrypted HD.

Best,
Daniel

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Re: Enigmial and Splig GPG2 (previously Re: [qubes-users] Upgrading from Split GPG1 to Split GPG2?)

2016-11-17 Thread dmoerner
On Wednesday, November 16, 2016 at 10:21:33 PM UTC-5, george wrote:
> Yes. I get the same issue too. I can read the message, but I can't write, and 
> I'm also in Debian-8 VM on Qubes 3.2, with Enigmail and Thunderbird. I can 
> READ messages, but I can't send them, nor verify/encrypt/sign them. I'm not 
> sure what to do with this...

Hi,

What template are you using for the gpg VM? 

As far as I can tell, gpg2 always requires access to gpg-agent, even if your 
keys have no passphrase. I realized this was the problem when running "echo 
test | gpg2 -v --clearsign" in a terminal in the gpg VM always failed. 
Switching from a modified fedora23-minimal to a full fedora23 template solved 
the problem for me. If you're also using a debian-8 template for the gpg VM, it 
might be missing the same thing that fedora23-minimal was missing. (Which I 
never figured out because I needed to get enigmail working.)

Best,
Daniel

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Re: [qubes-users] /rw/config/rc.local on debian-8

2016-11-17 Thread dmoerner
On Thursday, November 17, 2016 at 9:54:09 AM UTC-5, Vincent Elliott wrote:
> Just adding my 2 cents to this conversation...
> 
> The file "/rw/config/rc.local" does not consistently execute on Debian-8 and 
> I find that the VM has to be restarted (sometimes multiple times) for it to 
> take effect.  The file is executable and all I am trying to do is allow 
> traffic from some other VM(s) as per the instructions in 
> https://www.qubes-os.org/doc/firewall/.
> 
> How can I ensure that the script executes reliably?

Debian machines sometimes have a problem with loading rc.local a little too 
quickly. Putting "sleep 1" or "sleep 5" before loading your firewall rules 
should make it reliable. (see further http://askubuntu.com/a/556563)

Daniel

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[qubes-users] Fresh R3.2 install, no /etc/default/grub

2016-11-15 Thread dmoerner
Hi,

I just completed a fresh R3.2 install on a Lenovo X1 Carbon 3rd generation 
(20BSCT01WW). Thanks to all the devs for their amazing work on this release. So 
far as I can tell, everything works out of the box. (One of my favorite 
features is the ease of implementing VM-by-VM VPNs.)

I want to enable TRIM for the SSD, following 
https://www.qubes-os.org/doc/disk-trim/. However, there is no /etc/default/grub 
in dom0. I realized that grub2-tools is supposed to provide /etc/default/grub 
and grub2-mkconfig. So I installed that in dom0. But there is still nothing in 
/etc/default/grub. Where can I find the default /etc/default/grub file?

Thanks for any help you might be able to provide, I hope to pass it on in the 
future to other users.

Best,
Daniel

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