[FredLUG] Re: Help with a Cron job

[Chris O'Donnell]

Welcome! I just figured out that solution a couple of days ago. I need to tinker with it and see if I can get Ubuntu to invoke rc.local after login via a script or start up command.


----- "Dan Hamilton" <dghamilton1973 at gmail.com> wrote:

> Apologies if I missed that, just got accepted into the group. Heya
> all!
> 
> 
> On Wed, Jun 10, 2009 at 1:52 PM, Chris O'Donnell < chrisod at gmail.com >
> wrote:
> 
> 
> 
> That's exactly what I have working right now. I don't want to bypass
> Network Manager as I'm fairly mobile with my laptop and don't want to
> manually configure a wireless connection every time I'm out with the
> laptop.
> 
> 
> 
> 
> ----- "Dan Hamilton" < dghamilton1973 at gmail.com > wrote:
> 
> > You can also try a "hack approach" by doing something like the
> > following in your rc.local
> >
> >
> > sleep 60 && run_mount_command &
> >
> >
> > This will do a couple of things...
> >
> > 1) it will background the entire line due to the '&' at the end
> > (obviously)
> > 2) it will run sleep THEN run your mount command.
> >
> > I.e. this will allow your init processes to continue on, and then
> > about 60 seconds later it will try the mount command, presumably
> after
> > network manager has loaded and established your connection. You can
> > always tweak the sleep setting to make it tighter or looser as
> needed.
> >
> > As I said this is a "hack" approach, but bypassing networkmanager
> can
> > feel pretty hackish too since it will involve hard coding your
> network
> > settings at the /etc/sysconfig (or whatever your distro requires)
> > level. If this is a laptop, you could regret that the next time you
> > try to quickly access a public wifi quickly via networkmanager.
> >
> >
> > On Wed, Jun 10, 2009 at 1:28 PM, Peter Larsen < ego.alter at gmail.com
> >
> > wrote:
> >
> >
> >
> > NetworkManager is a end-user tool. Just by-pass it. Make your NIC
> not
> > managed by NetworkManager and use the _network in your mount list,
> and
> > things should sync the way you want them to. If you switch between
> > hardware and wireless you may have to do a little bit of tweaking in
> > your network startup script to choose the right one to enable.
> >
> > NetworkManager is a nice product, but it doesn't cut it for
> enterprise
> > needs. If you need connection to a directory server, home
> directories
> > etc. over the network before or during login, then network manager
> > fails
> > you. But remember, NetworkManager is there to make your network
> easier
> > to setup in user-space. The traditional way of running/configuring
> > network devices are still present.
> >
> > Simply put NM_CONTROLLED=no into the ifcfg-eth? script and that
> > interface is no longer "tampered with" by NetworkManager.
> >
> > Add _netdev to your fstab options for any mountpoint that depends on
> > having a network connection.
> >
> > --
> > Peter Larsen < ego.alter at gmail.com >
> >
> > On Sat, 2009-06-06 at 14:15 -0400, Chris O'Donnell wrote:
> > > I'm still fighting the problem of my NAT drive not mounting on
> boot.
> > > It appears as through I don't have a network connection until I
> > > actually log in, thus there is no way I can auto mount a network
> > drive
> > > on boot. It has something to do with some changes in Network
> Manager
> > > with Ubuntu 8.10. I went straight from 8.04 to 9.04 so I never saw
> > the
> > > problem until my recent upgrade.
> > >
> > > I can't get rc.local to work either. The boot process hangs on
> > > mount.nfs DNS resolution failed... so the rc.local script never
> runs
> > > since boot never completes properly. X starts up normally so the
> > error
> > > is transparent unless you open a console and look for the error
> > > message. I've commented out the mount commands in fstab for the
> NAT
> > > drive, so I have no idea why my laptop is still looking for a NFS
> > > server at 192.168.11.7. However, if rc.local runs before log in it
> > > won't matter as I still won't have a network connection.
> > >
> > > So my new idea is run a cron job to mount the drive about 2
> minutes
> > > after log in or something like that. However, I can't seem to
> figure
> > > out how to do that. Help?
> > >
> > >
> >
> >
> >
> >
> >
> >
> > --
> > Dan Hamilton
> 
> 
> 
> >
> >
> 
> 
> 
> 
> 
> --
> Dan Hamilton
> 
> 

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