<DKIM> Is it safe to start two offline instances?

[Pétùr]

On Tue, Nov 07, 2017 at 08:11:49AM +1100, Cameron Simpson wrote:
> On 06Nov2017 00:09, Nicolas Sebrecht <nicolas.s-dev at laposte.net> wrote:
> > On Sun, Nov 05, 2017 at 09:36:49PM +0100, Pétùr wrote:
> > > If it is safe, how can you would do it? I can obviously start a
> > > terminal ("xfce4-terminal -e "offlineimap -o") but I don't want to see
> > > a terminal window appears.
> 
> You could start the terminal window inconified. Xterm et al have a -iconic
> option, not sure that the equivalent is for xfce4-terminal.

Good idea.

I have now a shortcurt:

xfce4-terminal -e "offlineimap -o" --minimize --title=Offlineimap

About the first question, could you confirm running two instances of
offlineimap (one in a cron job and the other with the shortcut below,
time to time) is ok?

> > > I guess power users of offlineimap as a proper solution for temporary
> > > emails check.
> > 
> > I guess most of the users open a terminal to manually start a run, yes.
> 
> You could start offlineimap in a tmux or screen session, detached.
> 
> For myself, I start a bunch of things inside nicely named tmux sessions. You
> could use screen if that is your preference; I moved to tmux from screen a
> few years ago. This has the advantage that one can reconnect to the session
> and interrupt it, etc, versus your more traditional "run a daemon from cron
> or the system rc files".
>  
> My ritual for this is to issue a command "tm start", which (a) uses my "tm"
> convenience script and a ~/.tmrc file with session names and commands in it.
> This starts a bunch of (detached) named sessions running useful stuff (mail
> fetchers and so forth).
> 
> "tm" is here:
> 
>  https://bitbucket.org/cameron_simpson/css/src/tip/bin/tm
> 
> Some example entries from my own .tmrc file:
> 
>  GETMAIL -K 'cd var/log' -K rig-getmail
>  HAPROXY -K 'svc start haproxy'
>  MAILFILER -K 'cd var/log/mailfiler' -K 'mailfiler monitor -d 1'
>  MONITOR_ROUTES -K 'set-route-flags --monitor'
>  PORTFWD -K 'cd var/log/portfwd' -K 'tail -F portfwd-* &' -K 'portfwd -A &'
>  SSHFS -K 'cd mnt' -K 'run-sshfs'
> 
> Cheers,
> Cameron Simpson <cs at cskk.id.au> (formerly cs at zip.com.au)

Thanks, interesting !

Petùr