Fix error when fetching e2ee keys for user with no cross-signing keys (#109)

maltee1 · web-flow · commit 92b10b8346cc · 2022-07-27T21:35:18.000+03:00
diff --git a/mautrix/crypto/device_lists.py b/mautrix/crypto/device_lists.py
@@ -56,7 +56,7 @@ async def _fetch_keys(
             )
             changed = False
             ssks = resp.self_signing_keys.get(user_id)
-            ssk = ssks.first_ed25519_key
+            ssk = ssks.first_ed25519_key if ssks else None
             for device_id, device_keys in devices.items():
                 try:
                     existing = existing_devices[device_id]

Original file line number	Diff line number	Diff line change
`@@ -56,7 +56,7 @@ async def _fetch_keys(`
`56`	`56`	`)`
`57`	`57`	`changed = False`
`58`	`58`	`ssks = resp.self_signing_keys.get(user_id)`
`59`		`- ssk = ssks.first_ed25519_key`
	`59`	`+ ssk = ssks.first_ed25519_key if ssks else None`
`60`	`60`	`for device_id, device_keys in devices.items():`
`61`	`61`	`try:`
`62`	`62`	`existing = existing_devices[device_id]`