feat: allow TTL to be set dynamically (#140)

koajs · Jan 10, 2022 · 805dc47 · 805dc47
1 parent 202fa7d
commit 805dc47
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/src/session.js b/src/session.js
@@ -42,7 +42,7 @@ const defaultCookie = {
  * @param {Object} options
  *   - [`key`] cookie name, defaulting to `koa.sid`
  *   - [`store`] session store instance, default to MemoryStore
- *   - [`ttl`] store ttl in `ms`, default to oneday
+ *   - [`ttl`] store ttl in `ms`, default to cookie maxAge/expires
  *   - [`prefix`] session prefix for store, defaulting to `koa:sess:`
  *   - [`cookie`] session cookie settings, defaulting to
  *     {path: '/', httpOnly: true, maxAge: null, overwrite: true, signed: true}

diff --git a/src/store.js b/src/store.js
@@ -52,7 +52,7 @@ class Store extends EventEmitter {
   }
 
   async set(sid, sess) {
-    let ttl = this.options.ttl
+    let ttl = typeof this.options.ttl === 'function' ? this.options.ttl(sess) : this.options.ttl;
     if (!ttl) {
       const maxAge = sess.cookie && sess.cookie.maxAge
       if (typeof maxAge === 'number') {