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lxc-web-panel's Issues

LXC Web Panel v1.0

Coming in few weeks/months

Programming (fully recoded):

  • Python 3.x
  • HTML5
  • CSS3
  • Javascript
  • Bash

Frameworks:

  • Python-lxc
  • Bootstrap 3.x
  • Flask 0.10.x
  • AngularJS

New features:

  • RESTful API
  • Manage multiple nodes with one interface
  • SSL
  • SQLite / MySQL
  • Users ACL system
  • Containers backup
  • Tasks workers ?
  • ...

Developpers:

  • Élie Deloumeau (back-end)
  • Antoine Tanzilli (front-end)

Contributors:

  • Stéphane Graber (helps me for python-lxc)

Add apt functionality check before executing the install shell script

On a (a little bit differently configured) physical server it happened to me that the install script ran through, although the apt repository could not be reached. The install shell script ignores that fact. It should be checked at the begin of the script, if the apt repositories can actually be used (maybe run apt-get update and check the return code?).

Output of the script:

| |    \ \ / / ____| \ \        / / | |     |  __ \               | |
| |     \ V / |       \ \  /\  / /__| |__   | |__) |_ _ _ __   ___| |
| |      > <| |        \ \/  \/ / _ \ '_ \  |  ___/ _` | '_ \ / _ \ |
| |____ / . \ |____     \  /\  /  __/ |_) | | |  | (_| | | | |  __/ |
|______/_/ \_\_____|     \/  \/ \___|_.__/  |_|   \__,_|_| |_|\___|_|


Automatic installer

Installing requirement...
+ Installing Python pip
Failed to fetch http://ch.archive.ubuntu.com/ubuntu/pool/main/d/distribute/python-setuptools_0.6.24-1ubuntu1_all.deb  Could not connect to 127.0.0.1:8080 (127.0.0.1). - connect (111: Connection refused)
Failed to fetch http://ch.archive.ubuntu.com/ubuntu/pool/universe/p/python-pip/python-pip_1.0-1build1_all.deb  Unable to connect to 127.0.0.1:8080:
E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?
| + Flask Python...
Cloning LXC Web Panel...
+ Installing Git
Failed to fetch http://ch.archive.ubuntu.com/ubuntu/pool/main/libe/liberror-perl/liberror-perl_0.17-1_all.deb  Could not connect to 127.0.0.1:8080 (127.0.0.1). - connect (111: Connection refused)
Failed to fetch http://ch.archive.ubuntu.com/ubuntu/pool/main/g/git/git-man_1.7.9.5-1_all.deb  Unable to connect to 127.0.0.1:8080:
Failed to fetch http://ch.archive.ubuntu.com/ubuntu/pool/main/g/git/git_1.7.9.5-1_amd64.deb  Unable to connect to 127.0.0.1:8080:
E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?
bash: line 49: git: command not found

Installation complete!


Adding /etc/init.d/lwp...
Done
Starting server...done.
/sbin/start-stop-daemon: unable to chdir() to /srv/lwpConnect you on http://your-ip-address:5000/
 (No such file or directory)

Web Panel Spinning Tries To Load

I've got a new install of LXC-Web-Panel and have been unable to access the web interface.

cat lwp.conf

[global]
address = 127.0.0.1
port = 5000
debug = true

[database]
file = lwp.db

[session]
time = 10

[overview]
partition = /

When attempting to run the panel with python, I get the following at the prompt:

/srv/lwp# python lwp.py 
 * Running on http://127.0.0.1:5000/
 * Restarting with reloader

Attempting to visit the webpanel via http://:5000 results in my browser constantly spinning and unable to access it.

Please advise what I am doing incorrectly?

Package it

Add setup.py file with dependencies so it can be packaged to linux distributions

why is my contanier list empty?

Why is my container list empty on the first overview page despite the side menu shows several containers and they are running ?

Project still alive?

Just a quick question since it seems issues are not getting handled and pull requests go unanswered. Is this project still in active development or should we start pooling our efforts into a fork? (Although there's already a bunch of forks since people just want to merge the trivial fixes like log files showing up as containers ... )

Additional template options

Such as architecture and release.
Unfortunately we don't know real available release statuses and architectures. So there is configuration file for this.

My implementation: e47bc57

500 Server Error whenever I try to save for first time

Basically I have to refresh and post several times to stop receiving the 500 internal server error. If I do not do this changes are not saved but if I just refresh and re-post data eventually (between 1-12 retries so far) it saves what I want it to save. I have 4GB fast RAM in the server I am testing this on (although I have tried other servers with the same result), OS is Ubuntu 13.04 64-bit, Runs alongside apache and nginx.

If there are any pointers I am happy to try to develop a solution but I dont have time to develop in the dark.... (even a log file location or way to log python errors to console would help)

LXD support ?

Hi !

Are you planning to support LXD soon ?
Supporting LXD would be absolutely awesome, no more local daemon + beneftis of lxd raw protocol ...

Thanks for this project !

Couldn't logged in by lxc-console. with in error "Unable to determine your tty name."

# lxc-console --name certain-container

Type <Ctrl+a q> to exit the console

Debian GNU/Linux 6.0 certain-container tty1

certain-container login: root
Unable to determine your tty name.

Cause is ConfigParser put together same entries.
LXC is need this two entry.

lxc.mount.entry = proc proc proc nodev,noexec,nosuid 0 0
lxc.mount.entry = sysfs sys sysfs defaults,ro 0 0

After setting up by LXC-Web-Panel, only exists this entry.
will not mount proc.

lxc.mount.entry = sysfs sys sysfs defaults,ro 0 0

Solution is be create own ConfigParser, or will use entry "lxc.mount"

When use "lxc.mount" entry, add this.

lxc.mount = /var/lib/lxc/%s/fstab

Write in /var/lib/lxc/%s/fstab

proc            proc         proc    nodev,noexec,nosuid 0 0
sysfs           sys          sysfs defaults  0 0

Could you please examine the solution either.

Empty Overview

Hey guys,

first of all: Thanks for that great, easy to use tool.
I use it on Ubuntu 12.04 LTS and I love it.

After setting up a fresh Ubuntu 14.04 LTS 64bit I got into trouble.
I've installed upstream lxc, after that I used the install.sh as described on your website.
Installation doesn't report errors and I'm able to login to WebUI. When creating a lxc-container (ubuntu as well) via bash, the WebUI is showing the container under navigation element "containers", but not in "General" > "Overview". Clicking into the configuration, I see config settings (like MAC, Hostname and so on -> fine). Using the "start" button has no effect to the container.
When creating another container via WebUI, this container seems to be created (/var/lib/lxc/ is present) but same "behaviour" as described.

What am I doing wrong?

Best regards
ITL

Add backup and restore options

Add an option to save a container in an archive and download it.

The best thing would be to be able to save and restore a container on the same machine or on another instance of lxc-web-panel.

No container status info under overview

Am running Web Panel in debug mode and have restarted lxc service.

Overview does not show any status information for my containers.
Also can't start/stop/freeze containers from a selected container: nothing seems to happen when I click on the start/stop/freeze buttons.

sudo dpkg -l|grep lxc[sudo]
rc liblxc0 1.0.0~alpha1-0ubuntu14.1 amd64 Linux Containers userspace tools (library)
ii liblxc1 1.0.5-0ubuntu0.1 amd64 Linux Containers userspace tools (library)
ii lxc 1.0.5-0ubuntu0.1 amd64 Linux Containers userspace tools
ii lxc-templates 1.0.5-0ubuntu0.1 amd64 Linux Containers userspace tools (templates)
ii python3-lxc 1.0.5-0ubuntu0.1 amd64 Linux Containers userspace tools (Python 3.x bindings)

Running as non root

I've gotten lxc-webpanel to run as non root on my server. I did so by creating a user called "lxc" and placing the following in /etc/sudoers.d/lxc (on Ubuntu)

lxc ALL=NOPASSWD:/usr/bin/lxc
lxc ALL=NOPASSWD:/usr/bin/lxc-attach
lxc ALL=NOPASSWD:/usr/bin/lxc-backup
lxc ALL=NOPASSWD:/usr/bin/lxc-cgroup
lxc ALL=NOPASSWD:/usr/bin/lxc-checkconfig
lxc ALL=NOPASSWD:/usr/bin/lxc-checkpoint
lxc ALL=NOPASSWD:/usr/bin/lxc-clone
lxc ALL=NOPASSWD:/usr/bin/lxc-console
lxc ALL=NOPASSWD:/usr/bin/lxc-create
lxc ALL=NOPASSWD:/usr/bin/lxc-destroy
lxc ALL=NOPASSWD:/usr/bin/lxc-execute
lxc ALL=NOPASSWD:/usr/bin/lxc-freeze
lxc ALL=NOPASSWD:/usr/bin/lxc-info
lxc ALL=NOPASSWD:/usr/bin/lxc-kill
lxc ALL=NOPASSWD:/usr/bin/lxc-list
lxc ALL=NOPASSWD:/usr/bin/lxc-ls
lxc ALL=NOPASSWD:/usr/bin/lxc-monitor
lxc ALL=NOPASSWD:/usr/bin/lxc-netstat
lxc ALL=NOPASSWD:/usr/bin/lxc-ps
lxc ALL=NOPASSWD:/usr/bin/lxc-restart
lxc ALL=NOPASSWD:/usr/bin/lxc-restore
lxc ALL=NOPASSWD:/usr/bin/lxc-setcap
lxc ALL=NOPASSWD:/usr/bin/lxc-setuid
lxc ALL=NOPASSWD:/usr/bin/lxc-shutdown
lxc ALL=NOPASSWD:/usr/bin/lxc-start
lxc ALL=NOPASSWD:/usr/bin/lxc-start-ephemeral
lxc ALL=NOPASSWD:/usr/bin/lxc-stop
lxc ALL=NOPASSWD:/usr/bin/lxc-unfreeze
lxc ALL=NOPASSWD:/usr/bin/lxc-unshare
lxc ALL=NOPASSWD:/usr/bin/lxc-version
lxc ALL=NOPASSWD:/usr/bin/lxc-wait

Then changing lxclite/init.py as follows:

Line 30:

out = subprocess.check_output('{}'.format(cmd), shell=True)
to:
out = subprocess.check_output('sudo {}'.format(cmd), shell=True)

Line 34:

return subprocess.check_call('{}'.format(cmd), shell=True) # returns 0 for True
to:
return subprocess.check_call('sudo {}'.format(cmd), shell=True) # returns 0 for True

I then changed the user in the init script from root to lxc.

I'm not submitting any push requests/patches yet as I've only briefly tested this, and would like to first ask is there any obvious reason this would fail?

I imagine that to push this, I would make pre-pending sudo to the command configurable.

How to remove?

How do I remove this? Delete /srv/lwp ?

Great panel! -- just don't need a UI at this point.

IP Address shows as Undefined

In web panel IP addresses of VMs shows as undefined. But in backend I can see IPs correctly.

screen shot 2015-06-17 at 9 39 56 am

lxc-ls --fancy
NAME STATE IPV4 IPV6 AUTOSTART

ezt1.com RUNNING 10.0.3.28 - NO
ezt2.com RUNNING 10.0.3.198 - NO
ezt3.com RUNNING 10.0.3.213 - NO
ezt4.com RUNNING 10.0.3.220 - NO

Remove PID file once lwp was stopped

After /etc/init.d/lwp stop was launched, the PID file still exists in /var/run/ (symlinked to /run in Ubuntu 12.04.2 LTS):

# /etc/init.d/lwp stop
Stopping server...Stopped process in pidfile '/var/run/lwp.pid' (pid 64261).
done.

# ll /var/run/ | grep lwp
-rw-r--r--  1 root       root          6 Aug 14 16:12 lwp.pid

pid file should be removed once service was stopped successfully.

lxc.network.ipv4

Hi, can you add validation of address form with the 192.168.1.2/24. if enter just 192.168.1.2, the mask is /8.
I try lxc.network.ipv4 = 192.168.1.2/24 in config file and is ok.

I try it and i work fine: pattern="(^25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?$)|(^25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?/(3[0-2]|[0-2]?[0-9])$)|(^Undefined$)"

ip_regex = '(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)|(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?/(3[0-2]|[0-2]?[0-9]))'

Thanks very much

IP Undefined on the web interface.

My containers do have IP addresses automatically assigned when they ware generated. However, they are not available on the web interface under the IP Address column at the Overview page. Any clue?

new install

Hi Folks,

I tried this on two new systems and I always get this eror 'Unable to create symlink '/etc/lxc/auto/rounddisk0.conf'

I was trying to enable 'Start at boot'

Thanks in advance folks.

capture

Internal Server Error

hello,
I'm under ubuntu trusty + lxc1.0
I start the automatic installation of lwp .
After login in browser, I get the following error:

Internal Server Error

The server Encountered an internal error and Was Unable to complete your request . Either the server is overloaded or there is an error in the application.

in debug mode I have the following messages:

Traceback ( most recent call last ) :
  File " / usr/local/lib/python2.7/dist-packages/flask/app.py " , line 1701 , in __ call__
    return self.wsgi_app ( approximately start_response )
  File " / usr/local/lib/python2.7/dist-packages/flask/app.py " , line 1689 , in wsgi_app
    response = self.make_response ( self.handle_exception ( e) )
  File " / usr/local/lib/python2.7/dist-packages/flask/app.py " , line 1687 , in wsgi_app
    self.full_dispatch_request response = ()
  File " / usr/local/lib/python2.7/dist-packages/flask/app.py " , line 1360, in full_dispatch_request
    rv = self.handle_user_exception ( e)
  "/ Usr/local/lib/python2.7/dist-packages/flask/app.py " file , line 1358 , in full_dispatch_request
   rv = self.dispatch_request ()
   File " / usr/local/lib/python2.7/dist-packages/flask/app.py " , line 1344 , in dispatch_request
    return self.view_functions [ rule.endpoint ] ( req.view_args ** )
  File " / srv / lwp / lwp.py " , line 63, in home
    Listx lxc.listx = ()
  File " / srv / lwp / lxclite / __init__.py " , line 117, in Listx
    state = info ( container) [ 'state' ]
  File " / srv / lwp / lxclite / __init__.py " , line 83, in info
    _run output = (' lxc -info- qn { }'. file ( container) , output = True). splitlines ()
AttributeError : ' bool ' object Has No attribute ' splitlines '

currently it does a solution to this error ?

thank you

Probelm when disabling Network flag

If you set network flag to down, and unset all other fields (at least that's what I did), when you try to turn the network up again, it sets the lxc.network.flags = up before the lxc.network.type, which gives an error when reading the config file.

When this happen, the error is not correctly reported. An pop-up appears, saying that the container was successfully started, but the status and the buttons don't change, because the container didn't actually started. I think it should show an error pop-up, or not show anything at all.

Wrong file-name, network-configuration on ubuntu12.04 and lxc 1.0.0.alpha2

In the method get_net_settings() and push_net_value() the script assume that the network configuration is stored in /etc/default/lxc but in reality it's stored in /etc/default/lxc-net.

Fixes:

  1. in get_net_settings(): "filename = '/etc/default/lxc-net'"

  2. Changed the defenition to "def push_net_value(key, value, filename='/etc/default/lxc-net'):"

Thanks!

Internal Server Error

When I login with user admin and password admin,I encountered this problem.

Internal Server Error
The server encountered an internal error and was unable to complete your request. Either the server is overloaded or there is an error in the application.

I want to know how to run lwp properly.

Improved auto installation script, don't pip install as root

The auto installation script should not try to pip install flask 0.9 as root, this is a really bad way to deploy python code, what if the user of the system has installed python-flask 0.10 from the Ubuntu 14.04 repository? Then the auto install script wants to install flask 0.9 into /usr/local/lib using sudo pip install, this makes a bit of a mess of the users system.

I have manually setup lwp myself using a virtualenv and created an upstart script that starts lwp in this virtualenv, because I don't like the auto install method mentioned on the website.

It should be pretty easy to script this installation so that it creates a virtualenv instead of using pip install as root.

Fails to create container CalledProcessError: returned non-zero exit status 1

Error:

CalledProcessError: Command 'lxc-create -n teset -t sshd 2>&1 /dev/null' returned non-zero exit status 1

Dump:

storage None
container u'teset'
command 'lxc-create -n teset -t sshd'
template u'sshd'

Fix:
removing "2>&1 /dev/null" solved issue.

uname -a
Linux server 3.8.0-9-generic #18-Ubuntu SMP Thu Feb 28 17:02:06 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux

Use bridge for networking vs nat?

I am completely new to LXC and the LXC-Web-Panel. I am running it on Precise. Any suggestions for using a bridge vs nat for networking? I need to be able to access the containers easily from the LAN. If there is documentation on how to accomplish this, i sincerely apologize and would appreciate a link to it. Thanks!

AttributeError

after the login:

Traceback (most recent call last):
File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1701, in call
return self.wsgi_app(environ, start_response)
File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1689, in wsgi_app
response = self.make_response(self.handle_exception(e))
File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1687, in wsgi_app
response = self.full_dispatch_request()
File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1360, in full_dispatch_request
rv = self.handle_user_exception(e)
File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1358, in full_dispatch_request
rv = self.dispatch_request()
File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1344, in dispatch_request
return self.view_functionsrule.endpoint
File "/srv/lwp/lwp.py", line 100, in home
listx = lxc.listx()
File "/srv/lwp/lxclite/init.py", line 172, in listx
state = info(container)['state']
File "/srv/lwp/lxclite/init.py", line 127, in info
output=True).splitlines()
AttributeError: 'bool' object has no attribute 'splitlines'

Show CPU usage by containers

We can successfully read CPU usage from cgroup cpuacct and show it:

initial commit: 9f2cd59
fix: b070a22
some html part: 719273a
final fix: e47bc57

In the end we read files fast and not call commands.
It's solve some my LXC+LVM problems.

Sorry for messing with commits.

Add options to enable/disable capabilities and devices (checkboxes?)

It would be good to be able to check/uncheck which capabilities are permitted to each container. It should came with default ones selected and advertise that changing it is dangerous: only do it if you know what you're doing. And the same (or something similar) for allowed devices.

Same as the other issue, I can work on it and then do a pull request.

How to access running container (i.e. get a terminal connected)

I have installed lxc-webpanel on a fresh ubuntu 12.04 and I can login to the control panel with admin/admin. I can create containers and run and stop them ok. How do I then customise / configure the containers that are created? I am expecting to be able to connect a terminal to a container or ssh into the machine.

If I create a ubuntu container for example I can then ssh to the ip address of the container but it asks for username / password and I cannot find any documentation that says what this is set to. Likewise I can create containers of the other types but I cannot find documentation on what these images contain or how they are configured so am unable to get any further.

500 Internal Server Error (Bug)

Am using LWP on Debian. Basically all it works fine, but when I clicked on "Networking" link (sidebar nav) it says :

Internal Server Error
The server encountered an internal error and was unable to complete your request. >Either the server is overloaded or there is an error in the application.

Otherwise, in debugging mode I had these exceptions :

127.0.0.1 - - [10/Oct/2013 11:48:04] "GET /settings/lxc-net HTTP/1.1" 500 -
Traceback (most recent call last):
File "/home/ahmed/Projects/LXC-Web-Panel/lwp.py", line 285, in lxc_net
return render_template('lxc-net.html', containers=lxc.ls(), >cfg=lwp.get_net_settings(), running=lxc.running())
File "/home/ahmed/Projects/LXC-Web-Panel/lwp/init.py", line 238, in >get_net_settings
cfg['use'] = config.get('DEFAULT', 'USE_LXC_BRIDGE').strip('"')
File "/usr/lib/python2.7/ConfigParser.py", line 618, in get
raise NoOptionError(option, section)
NoOptionError: No option 'use_lxc_bridge' in section: 'DEFAULT'

Here I think where the problem comes from (some net settings don't figure out in /etc/default/lxc) and I'll try to fix that.

lost+found

Hi,

just tried out the Webpanel and after i created an extra FS for /var/lib/lxc it wouldn't work anymore.

So far the function "ls()" in lxclite/init.py lists the ext* lost+found as an container.

So my quick and dirty fix was this..

157a158,159
>     ct_list.remove("lost+found")

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