[lxc-users] Feature request: raw lxc utilities output format and operations with multiplie containers?

[Stéphane Graber]

stgraber at castiana:~$ lxc list --format=json | jq .[].name
"android"
"lxd"
"snapcraft"
"test"
"ubuntu-core"
"ubuntu-zesty"
"xen"
"yak"

On Thu, Nov 10, 2016 at 12:31:01PM +0000, Andriy Tovstik wrote:
> Hi, Janjaap Bos!
> 
> I tried jq. But as i have already wrote, some useful fileds like container
> name are missing in json output...
> 
> чт, 10 нояб. 2016 г. в 14:27, Janjaap Bos <janjaapbos at gmail.com>:
> 
> > You can pipe the json through jq.
> >
> > See: https://stedolan.github.io/jq/tutorial
> >
> >
> > 2016-11-10 11:17 GMT+01:00 Andriy Tovstik <andriy.tovstik at gmail.com>:
> >
> > Hi all!
> >
> > During LXD learning i encountered with lack of some features.
> >
> > The first one is "raw" output format of lxc list. Currently lxc list
> > supports two formats: table and json. Unfortunately both formats are
> > unusable for scripting.
> > It is very difficult to pass to script output likes:
> > # lxc list --format table -c n
> > +------------+
> > |    NAME    |
> > +------------+
> > | mysql-rep1 |
> > +------------+
> > | mysql-rep2 |
> > +------------+
> > | mysql-rep3 |
> > +------------+
> >
> > When i try to use json format i see that useful fields like container name
> > are missing in output. May be it will be useful to implement feature like:
> >
> > # lxc list --format raw -c n --no-header
> > mysql-rep1
> > mysql-rep2
> > mysql-rep3
> >
> > The second feature looks useful is ability run commands on multiplie
> > containers simultaneously. For example:
> >
> > # lxc exec web-node* -- apt update
> >
> > What do you think about it?
> > --
> > WBR, Andriy Tovstik
> >
> > _______________________________________________
> > lxc-users mailing list
> > lxc-users at lists.linuxcontainers.org
> > http://lists.linuxcontainers.org/listinfo/lxc-users
> >
> >
> > _______________________________________________
> > lxc-users mailing list
> > lxc-users at lists.linuxcontainers.org
> > http://lists.linuxcontainers.org/listinfo/lxc-users
> 
> -- 
> WBR, Andriy Tovstik

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-- 
Stéphane Graber
Ubuntu developer
http://www.ubuntu.com
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