On Sat, Aug 01, 2020 at 05:50:58PM -0700, ToddAndMargo via users wrote:
> On 2020-08-01 16:27, Ed Greshko wrote:
> > On 2020-08-02 07:26, Ed Greshko wrote:
> > > On 2020-08-02 07:05, Samuel Sieb wrote:
> > > > On 8/1/20 3:20 PM, Joe Zeff wrote:
> > > > > On 08/01/2020 03:06 PM, ToddAndMargo via users wrote:
> > > > > > Any way around grep and awk or Raku?
> > > > > >
> > > > > > $ nmcli device status | grep eno2 | awk '{print $3}'
> > > > > > connected
> > > > > nmcli device status | grep eno2 | grep connected
> > > > >
> > > > > This will either return connected, or a blank line, without using awk or any other string manipulation.
> > > > Or even easier, you can send the output to null and check the exit code.
> > > > if nmcli device status | grep eno2 | grep connected > /dev/null; then
> > > > # connected
> > > > else
> > > > # not connected
> > > > fi
> > > >
> > > Actually, doesn't one have to be a bit more careful with the pattern?
> > >
> > > Notice what the status is for wlp4s0.
> > >
> > > [egreshko@meimei ~]$ if nmcli device status | grep wlp4s0 | grep connected > /dev/null; then echo connected; else echo not connected; fi
> > > connected
> > >
> > > oops...
> > >
> >
> > Forgot to include...
> >
> > [egreshko@meimei ~]$ nmcli device status
> > DEVICE TYPE STATE CONNECTION
> > enp2s0 ethernet connected enp2s0
> > virbr0 bridge connected virbr0
> > vnet0 tun connected vnet0
> > 78:00:9E:27:6B:3D bt disconnected --
> > wlp4s0 wifi disconnected --
> > lo loopback unmanaged --
> > virbr0-nic tun unmanaged --
> >
>
> Ah poop! "disconnected" contains "connected"!
if nmcli device status | grep -E "^eno2 +.* +connected " > /dev/null
then
# connected
else
# not connected
fi
jon
--
Jon H. LaBadie jonfu@xxxxxxxxxx
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