You need to use daemon mode and then use the 'startup-timeout' option to WSGIDaemonProcess.
It was primarily added to cope with how Django initialisation is now no longer reentrant and so if an error occurs during startup, the process can be forced to restart after talking too long. This is intended to replace the use of os.kill() you may see examples of out there for doing the same. > On 4 May 2020, at 9:58 pm, Kent <[email protected]> wrote: > > I'm hoping for a recommendation for dealing with the (rare) exception that > could happen during initial application loading which ends up corrupting the > application. > > While rare, I've seen that, for example, an unfortunately-timed database > disconnection which happens to occur during initial application load and > configuration, but after most other configuration leads to an unusable wsgi > process (it is half-cooked). All subsequent requests Apache sends to this > process attempts to load the application (again) but it is in a state which > causes an exception every time (because it was partly already configured). > > I've considered wrapping the delicate start-up code section in a try-except > block that would signal itself for termination so that Apache restarts that > child: > os.kill(os.getpid(), signal.SIGINT) > > But I wanted to check whether there is a "preferred" or better approach to > dealing with this circumstance? > > Thanks in advance! > Kent > > > -- > You received this message because you are subscribed to the Google Groups > "modwsgi" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected] > <mailto:[email protected]>. > To view this discussion on the web visit > https://groups.google.com/d/msgid/modwsgi/5b325ada-b68b-4bb4-902f-ba2b7560cd00%40googlegroups.com > > <https://groups.google.com/d/msgid/modwsgi/5b325ada-b68b-4bb4-902f-ba2b7560cd00%40googlegroups.com?utm_medium=email&utm_source=footer>. -- You received this message because you are subscribed to the Google Groups "modwsgi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/modwsgi/B46FB9FF-DB5E-46D4-88CB-5EDEF458D0FB%40gmail.com.
