fix: do not query user_link for deleted accounts (#12112)

coderd/database/dbmem/dbmem.go

@@ -3787,6 +3787,10 @@ func (q *FakeQuerier) GetUserLinkByLinkedID(_ context.Context, id string) (datab
 	defer q.mutex.RUnlock()
 
 	for _, link := range q.userLinks {
+		user, err := q.getUserByIDNoLock(link.UserID)
+		if err == nil && user.Deleted {
+			continue
+		}
 		if link.LinkedID == id {
 			return link, nil
 		}

coderd/database/queries.sql.go

@@ -7088,11 +7088,15 @@ func (q *sqlQuerier) InsertTemplateVersionVariable(ctx context.Context, arg Inse
 
 const getUserLinkByLinkedID = `-- name: GetUserLinkByLinkedID :one
 SELECT
-	user_id, login_type, linked_id, oauth_access_token, oauth_refresh_token, oauth_expiry, oauth_access_token_key_id, oauth_refresh_token_key_id, debug_context
+	user_links.user_id, user_links.login_type, user_links.linked_id, user_links.oauth_access_token, user_links.oauth_refresh_token, user_links.oauth_expiry, user_links.oauth_access_token_key_id, user_links.oauth_refresh_token_key_id, user_links.debug_context
 FROM
 	user_links
+INNER JOIN
+	users ON user_links.user_id = users.id
 WHERE
 	linked_id = $1
+	AND
+	deleted = false
 `
 
 func (q *sqlQuerier) GetUserLinkByLinkedID(ctx context.Context, linkedID string) (UserLink, error) {

coderd/database/queries/user_links.sql

@@ -1,10 +1,14 @@
 -- name: GetUserLinkByLinkedID :one
 SELECT
-	*
+	user_links.*
 FROM
 	user_links
+INNER JOIN
+	users ON user_links.user_id = users.id
 WHERE
-	linked_id = $1;
+	linked_id = $1
+	AND
+	deleted = false;
 
 -- name: GetUserLinkByUserIDLoginType :one
 SELECT