britney crashes while doing Xenial migrations

[Paride Legovini]

The Xenial migrations are not happening (or at least not fully happening) since 2020-08-07. The logs at [1] show that britney crashes with the following traceback:

I: [2020-10-07T14:54:28+0000] - trying: -linux-tools-4.13.0-1005-azure-edge/amd64
Traceback (most recent call last):
  File "/home/ubuntu-archive/proposed-migration/code/b2/britney.py", line 1613, in <module>
    Britney().main()
  File "/home/ubuntu-archive/proposed-migration/code/b2/britney.py", line 1600, in main
    self.upgrade_testing()
  File "/home/ubuntu-archive/proposed-migration/code/b2/britney.py", line 1242, in upgrade_testing
    self.do_all()
  File "/home/ubuntu-archive/proposed-migration/code/b2/britney.py", line 1103, in do_all
    nuninst=nuninst_end)
  File "/home/ubuntu-archive/proposed-migration/code/b2/britney.py", line 929, in iter_packages
    nuninst_last_accepted
  File "/home/ubuntu-archive/proposed-migration/code/b2/britney2/migration.py", line 425, in migrate_items_to_target_suite
    self._apply_multiple_items_to_target_suite(items)
  File "/home/ubuntu-archive/proposed-migration/code/b2/britney2/migration.py", line 386, in _apply_multiple_items_to_target_suite
    affected_all, smooth_updates = self._apply_item_to_target_suite(item)
  File "/home/ubuntu-archive/proposed-migration/code/b2/britney2/migration.py", line 270, in _apply_item_to_target_suite
    sources_t[source_name] = copy.copy(source_suite.sources[source_name])
KeyError: 'linux-azure-edge'

[1] https://people.canonical.com/~ubuntu-archive/proposed-migration/log/xenial/

[Iain Lane (laney)]

It was a bit of a wild ride, but I fixed this finally:

https://git.launchpad.net/~ubuntu-release/britney/+git/britney2-ubuntu/commit/?id=351fb6b8f4859579eafc125def1bef5dc5128824

laney@snakefruit:/home/ubuntu-archive/proposed-migration/log/xenial$ for f in 2020-11-0{1,2}/*.gz; do zcat ${f} | tail -n 1; done
Finished at: Sun, 01 Nov 2020 00:29:11 +0000
Finished at: Sun, 01 Nov 2020 02:42:52 +0000
Finished at: Sun, 01 Nov 2020 07:55:05 +0000
Finished at: Sun, 01 Nov 2020 09:35:19 +0000
Finished at: Sun, 01 Nov 2020 11:30:02 +0000
Finished at: Sun, 01 Nov 2020 16:01:03 +0000
Finished at: Sun, 01 Nov 2020 17:22:57 +0000
Finished at: Sun, 01 Nov 2020 20:20:15 +0000
Finished at: Mon, 02 Nov 2020 01:49:10 +0000
Finished at: Mon, 02 Nov 2020 02:15:25 +0000
Finished at: Mon, 02 Nov 2020 06:46:42 +0000
Finished at: Mon, 02 Nov 2020 11:15:53 +0000
Finished at: Mon, 02 Nov 2020 12:23:38 +0000
Finished at: Mon, 02 Nov 2020 16:04:41 +0000
Finished at: Mon, 02 Nov 2020 17:24:46 +0000
Finished at: Mon, 02 Nov 2020 19:42:09 +0000