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authorAndrew Morgan <1342360+anoadragon453@users.noreply.github.com>2021-08-17 12:32:25 +0100
committerGitHub <noreply@github.com>2021-08-17 12:32:25 +0100
commitb62eba770522fde7bf1204eb5771ee24d9a5e7bc (patch)
treefa7b9bb938c8fa75b5a952be599c963149d8ebdd /synapse/rest
parentAllow to edit `external_ids` by Edit User admin API (#10598) (diff)
downloadsynapse-b62eba770522fde7bf1204eb5771ee24d9a5e7bc.tar.xz
Always list fallback key types in /sync (#10623)
Diffstat (limited to 'synapse/rest')
-rw-r--r--synapse/rest/client/v2_alpha/sync.py9
1 files changed, 5 insertions, 4 deletions
diff --git a/synapse/rest/client/v2_alpha/sync.py b/synapse/rest/client/v2_alpha/sync.py
index e321668698..e18f4d01b3 100644
--- a/synapse/rest/client/v2_alpha/sync.py
+++ b/synapse/rest/client/v2_alpha/sync.py
@@ -259,10 +259,11 @@ class SyncRestServlet(RestServlet):
         # Corresponding synapse issue: https://github.com/matrix-org/synapse/issues/10456
         response["device_one_time_keys_count"] = sync_result.device_one_time_keys_count
 
-        if sync_result.device_unused_fallback_key_types:
-            response[
-                "org.matrix.msc2732.device_unused_fallback_key_types"
-            ] = sync_result.device_unused_fallback_key_types
+        # https://github.com/matrix-org/matrix-doc/blob/54255851f642f84a4f1aaf7bc063eebe3d76752b/proposals/2732-olm-fallback-keys.md
+        # states that this field should always be included, as long as the server supports the feature.
+        response[
+            "org.matrix.msc2732.device_unused_fallback_key_types"
+        ] = sync_result.device_unused_fallback_key_types
 
         if joined:
             response["rooms"][Membership.JOIN] = joined