Implement messaging config validation for Mastodon

This was clearly missed when Mastordon support was added, and is pretty
trivial to do - we just need to try to fetch our own account info (like
we already do on twitter)

diff --git a/postgresqleu/util/messaging/mastodon.py b/postgresqleu/util/messaging/mastodon.py
index 935a89e658f56ea2dd91b66648688aa21ce83810..e21b5f865ca68203a28ba76935e88e04b65ffbf5 100644 (file)
--- a/postgresqleu/util/messaging/mastodon.py
+++ b/postgresqleu/util/messaging/mastodon.py
@@ -315,6 +315,11 @@ class Mastodon(object):
             }
 
     def check_messaging_config(self, state):
+        # Check that we can get our own account info
+        try:
+            self.get_account_info()
+        except Exception as e:
+            return False, 'Could not get own account information: {}'.format(e)
         return True, ''
 
     def get_link(self, id):