@fedora

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Daniel Andrei
06.02.2018
07:28:34
does anyone happen to know whether or not there's a special XF86 key for disabling the laptop touchpad on LXDE ?

so far I've managed to fix the sound controls with XF86AudioLowerVolume et. al.

Tobias?
06.02.2018
07:35:21
naaah, what's local thats local ;)
But hes right, vagrant is <3, especially for development machines. You habe a reliable full environment that matches the deploy in the customers server without any docker weirdness and you have the full range of options from your hypervisor available.

And since it supports ansible by default

Google
Sheogorath
06.02.2018
08:10:09
containers don't have init system
Well, if you want them to have (which you usually only want for very special reasons) they can have one. For example I test my Ansible client repo using containers

Daniel Andrei
06.02.2018
08:32:39
Well, if you want them to have (which you usually only want for very special reasons) they can have one. For example I test my Ansible client repo using containers
I know they can have, but it defeats the purpose of containers. They should be slim. But when it's needed I've always went for dumb-init on Alpine

Sheogorath
06.02.2018
08:34:53
I know they can have, but it defeats the purpose of containers. They should be slim. But when it's needed I've always went for dumb-init on Alpine
It defeats the purpose in case of usual containers, yes. But for CI purpose that's completely fine and still cheaper than a VM

Daniel Andrei
06.02.2018
08:37:54
for CI you can bloat the container how much you want

Qwerty
06.02.2018
08:53:07
Is there any forks of Unity DE available in Fedora? Was the Unity forked? Did Canonical open its source code?

Tobias?
06.02.2018
08:55:11
It defeats the purpose in case of usual containers, yes. But for CI purpose that's completely fine and still cheaper than a VM
But still less isolated. And even vms can reach 50-150 mb naked ram usage nowadays with vagrant prepared images.

I gladly pay the tiny plus on storage and cpu usage for vms until docker gets isolation and some other issues right

Daniel Andrei
06.02.2018
09:18:32
pid limit et. al.

you can limit whatever you want lol

https://docs.docker.com/config/containers/resource_constraints/

Tobias?
06.02.2018
09:30:57
Isolation? It's already having cgroups and ulimits
shared kernel, DDOS against local kernel resources, any user that is root in a container and breaks out is root on the host...

Google
Tobias?
06.02.2018
09:31:15
If you use a kernel exploit in a container - lucky you the hosts' compromised.

Daniel Andrei
06.02.2018
09:31:29
it's default configuration

you can also force it to start by default under nobody:nogroup

fork bomb is easily mitigated with pids_limit

Tobias?
06.02.2018
09:32:53
container starts with all capabilities dropped
that is still open to kernel exploits

fork bomb is easily mitigated with pids_limit
doesnt stop you from hammering /abusing ram/i/o

Daniel Andrei
06.02.2018
09:33:18
well if we go that way, inside a VM what stops you from running Assembly code to break everything ?

Sheogorath
06.02.2018
09:37:02
Well, of course VMs are still beyond containers when it comes to isolation

The attack surface of a VM (from inside) is way smaller than the attack surface of a container. But as always the important question is: what do you want to achieve and what do you want to protect yourself from

In most cases containers are easier to maintain, more lightweight and right now, better to orchestrate. This may changes in future, may not, we will see. If containers to the job, they are fine. If I want a high secure setup the actually safest way is to combine both technologies

Tobias?
06.02.2018
09:41:11
The hypervisor in most cases.

Even more so with ovirt. zero dowtime, triple or quadruple backed storage on gluster...

Sheogorath
06.02.2018
09:50:28
Even more so with ovirt. zero dowtime, triple or quadruple backed storage on gluster...
Ovirt and zero downtime *hems* but let's stay serious. Yes, it's possible and with K8s coming to ovirt it becomes easier to orchestrate the VMs in future. But to bring up your favorite topic: VMs have the ugly problem that not everyone is using KVM. Instead they break their kernels using virtualbox and other nonsense. When it comes to container, people use docker. Some older generation uses chroot but they are almost gone. From a UX perspective it's a huge benefit. Also from the dev perspective Docker feels a bit more natural than ansible and vagrant. With docker hub you have a gigantic source of (mostly shitty) examples and solutions. The reason why containers are currently winning is not that they are a perfect solution or from a security perspective better in any way. The reason is the tooling and UX which is more intuitive than the tooling that exist before. There were tons of container technology around since the late 90s. VM actually came later. But in the past few years containers are ruling the market more and more. And not only because of marketing. If you want the world to switch back to VMs, you need nice tooling, not "but we already…" arguments. As they are all known to everyone.

Sheogorath
06.02.2018
09:56:10
Also docker images are more universal than vagrant images. If you don't believe me, work on KVM and talk to a Windows user using VMware fusion :D

Google
Tobias?
06.02.2018
10:33:49
Also docker images are more universal than vagrant images. If you don't believe me, work on KVM and talk to a Windows user using VMware fusion :D
Wrong. Centos base vm runs on: vmware esxi/vmworkstation/player kvm xen aws hyper-v and more And can be assigned the same ip, amount of ram, virtual cpus and more across all of these.

Plus then follows ansible deployment against the centos base which just doesnt care where its run on. And the vagrant delta rsync works across hypervisors and can even run on remote machines.

plus qemu-img is able to convert to and from every major vhdd format since years.

Sheogorath
06.02.2018
10:46:15
plus qemu-img is able to convert to and from every major vhdd format since years.
The point why you use containers is because they provide images. images you run preferly in read-only mode with a few temp filesystems. And converting them is exactly what you don't want to do. With this we are again at the point that you want simply tooling. 1 command and it works. Not more, not less ^^

and in best case, the same command on all machines ^^

And yes, you can wrap it into a shellscript but it doesn't really solve the problem

Tobias?
06.02.2018
10:56:47
same for vagrant. 1 command.

vagrant up on any machine that has any hypervisor installed.

And you will end up with the same end result, same ansible-deployed machine with even the same ip if needed

Sheogorath
06.02.2018
11:24:15
My personal experience with vagrant was a bit different, but that's not the point. Let's say it's like it is, what did vagrant wrong to not be as popular as docker is?

Charl
06.02.2018
11:33:00
why my fedora can not start



Charl
06.02.2018
11:33:21
i just wanna my libinput startup

Tobias?
06.02.2018
11:37:41
Where have you put that, why do you need libinput to start seperately, what calls that, is it maroed executable?

Charl
06.02.2018
11:38:35
i need libinput startup , cuz i wanna my touchpad support multi finger when i entry my system

on my terminal it work well

but when i put this command into rc.local

it just wait this command finished



Google
Tobias?
06.02.2018
11:40:55
You are on a systemd system, rc.local is blissfully ignored.

Charl
06.02.2018
11:41:59
what can i do

Tobias?
06.02.2018
11:42:44
what can i do
Either add it into your users crontab as @reboot script or make a systemd unit

And why does libinput not come with multitouch by default? I didnt need to change anything for it to be supportd on my craplet

Charl
06.02.2018
11:44:59
it's libinput-gesture

i don't know.

Admin
ERROR: S client not available

Charl
06.02.2018
11:45:30
my touchpad need it to support multi finger gesture

Fernando
06.02.2018
12:11:38
my touchpad need it to support multi finger gesture
not in GNOME under wayland, right?

Charl
06.02.2018
12:12:01
i guess i fixed it

right in ~/.zshrc

in gnome-xorg

nice

anyone wanna watch vitoria secure show

chinese version

Robert
06.02.2018
13:38:11
How do you close Telegram Desktop so it doesn't run in the background? Clicking on X seems to somehow minimise it somewhere. ?

Tobias?
06.02.2018
13:38:38


Google
Robert
06.02.2018
13:40:30
Where did you get that icon from? Mine doesn't show quit.



Charl
06.02.2018
13:41:22
gnome extension

dash to dock

Robert
06.02.2018
13:42:09
dash to dock
OK, thanks. Really weird. I need to install an extension to close an app. ?

Charl
06.02.2018
13:42:29
or u can

kill it by terminal

at fedora 26

you can see a dash at left bottom

Robert
06.02.2018
13:44:46
kill it by terminal
Yeah but this is not very user friendly...

Charl
06.02.2018
13:44:47
it show all backend tasks

on feodra 27, gnome delete it

i dont know why

Robert
06.02.2018
13:45:41
on feodra 27, gnome delete it
I am going to research a bit, thanks!

Charl
06.02.2018
13:50:05


like this

Vitaly
06.02.2018
13:50:10
Just disable tray icon and settings. Telegram Desktop will quit on main window close.

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