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Fix slow querying of cross-signing signatures

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This commit is contained in:
Neil Alexander 2022-10-24 10:07:50 +01:00
parent 0843bd776e
commit a553fe7705
No known key found for this signature in database
GPG key ID: A02A2019A2BB0944
4 changed files with 12 additions and 7 deletions
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6
clientapi/routing/keys.go
View file

@ -99,7 +99,11 @@ func (r *queryKeysRequest) GetTimeout() time.Duration {
if r.Timeout == 0 {
return 10 * time.Second
}
return time.Duration(r.Timeout) * time.Millisecond
timeout := time.Duration(r.Timeout) * time.Millisecond
if timeout > time.Second*20 {
timeout = time.Second * 20
}
return timeout
}
func QueryKeys(req *http.Request, keyAPI api.ClientKeyAPI, device *userapi.Device) util.JSONResponse {

7
keyserver/internal/internal.go
View file

@ -257,9 +257,6 @@ func (a *KeyInternalAPI) QueryKeys(ctx context.Context, req *api.QueryKeysReques
res.UserSigningKeys = make(map[string]gomatrixserverlib.CrossSigningKey)
res.Failures = make(map[string]interface{})
// get cross-signing keys from the database
a.crossSigningKeysFromDatabase(ctx, req, res)
// make a map from domain to device keys
domainToDeviceKeys := make(map[string]map[string][]string)
domainToCrossSigningKeys := make(map[string]map[string]struct{})
@ -336,6 +333,10 @@ func (a *KeyInternalAPI) QueryKeys(ctx context.Context, req *api.QueryKeysReques
a.queryRemoteKeys(ctx, req.Timeout, res, domainToDeviceKeys, domainToCrossSigningKeys)
}
// Now that we've done the potentially expensive work of asking the federation,
// try filling the cross-signing keys from the database that we know about.
a.crossSigningKeysFromDatabase(ctx, req, res)
// Finally, append signatures that we know about
// TODO: This is horrible because we need to round-trip the signature from
// JSON, add the signatures and marshal it again, for some reason?

2
keyserver/storage/postgres/cross_signing_sigs_table.go
View file

@ -42,7 +42,7 @@ CREATE INDEX IF NOT EXISTS keyserver_cross_signing_sigs_idx ON keyserver_cross_s
const selectCrossSigningSigsForTargetSQL = "" +
"SELECT origin_user_id, origin_key_id, signature FROM keyserver_cross_signing_sigs" +
" WHERE (origin_user_id = $1 OR origin_user_id = target_user_id) AND target_user_id = $2 AND target_key_id = $3"
" WHERE (origin_user_id = $1 OR origin_user_id = $2) AND target_user_id = $2 AND target_key_id = $3"
const upsertCrossSigningSigsForTargetSQL = "" +
"INSERT INTO keyserver_cross_signing_sigs (origin_user_id, origin_key_id, target_user_id, target_key_id, signature)" +

4
keyserver/storage/sqlite3/cross_signing_sigs_table.go
View file

@ -42,7 +42,7 @@ CREATE INDEX IF NOT EXISTS keyserver_cross_signing_sigs_idx ON keyserver_cross_s
const selectCrossSigningSigsForTargetSQL = "" +
"SELECT origin_user_id, origin_key_id, signature FROM keyserver_cross_signing_sigs" +
" WHERE (origin_user_id = $1 OR origin_user_id = target_user_id) AND target_user_id = $2 AND target_key_id = $3"
" WHERE (origin_user_id = $1 OR origin_user_id = $2) AND target_user_id = $3 AND target_key_id = $4"
const upsertCrossSigningSigsForTargetSQL = "" +
"INSERT OR REPLACE INTO keyserver_cross_signing_sigs (origin_user_id, origin_key_id, target_user_id, target_key_id, signature)" +
@ -85,7 +85,7 @@ func NewSqliteCrossSigningSigsTable(db *sql.DB) (tables.CrossSigningSigs, error)
func (s *crossSigningSigsStatements) SelectCrossSigningSigsForTarget(
ctx context.Context, txn *sql.Tx, originUserID, targetUserID string, targetKeyID gomatrixserverlib.KeyID,
) (r types.CrossSigningSigMap, err error) {
rows, err := sqlutil.TxStmt(txn, s.selectCrossSigningSigsForTargetStmt).QueryContext(ctx, originUserID, targetUserID, targetKeyID)
rows, err := sqlutil.TxStmt(txn, s.selectCrossSigningSigsForTargetStmt).QueryContext(ctx, originUserID, targetUserID, targetUserID, targetKeyID)
if err != nil {
return nil, err
}