Hey thanks, Yeah that clarifies/explains it.
Now I have been able to connect to the identity service, create an ego, and disconnect on shutdown so that it doesn't get stuck. :) Thanks! Danny On Sat, 2021-02-27 at 10:32 +0100, Schanzenbach, Martin wrote: > Hi, > > let us first try to unpack the "normal" case (GNUNET_PROGRAM_run or > run2 with scheduler): > > The scheduler is basically GNUnet's "main loop". It will run the > tasks for service communications, for example. > The scheduler intercepts all signals and handles them, including > SIGTERM et al. > It also prevents the program from shutting down if we still have open > connections/operations with services. > In order to terminate your program, you need to close all running > connections and stop all tasks. > You can do this "cleanup" in the shutdown task. The shudown task will > run on ctrl-c or the respective > signals for termination. > To define the shutdown task, use GNUNET_SCHEDULER_add_shutdown(). > To terminate the scheduler programatically, you can use > GNUNET_SCHEDULER_shutdown() (which will also run the shutdown tasks). > > My assuption now would be that you initiate a connection > (GNUNET_*_connect()) or an operation on a connected > handle without cleaning it up properly. That is why your program does > not terminate. > > The other case is running without scheduler (_run2 without > scheduler). > In this case you can handle your signals as you wish. You are not in > the schduler "main loop". > The program terminates when the control flow ends. But you will also > not be able to use API > which requires the scheduler (basically any service API interation). > So it is used rarely. > > BR > Martin > > > On 25. Feb 2021, at 21:49, Danny <danny.de.j...@protonmail.com> > > wrote: > > > > Hey guys, > > > > I've been using GNUNET_PROGRAM_run2, and have been trying it with > > and > > without the scheduler. What strikes me as odd is that I'm not able > > to > > ctrl+c my application. I am also not able to catch the SIGINT in my > > application. How is this done? Is this intended behavoir? > > > > Thanks a lot, > > Danny > > > > > >
