[lxc-devel] [lxd/master] Invalidate the simplestreams cache on proxy change

[stgraber on Github]

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From 0083e9ad28c8b79e07a2d18d106e4c1de8849332 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?St=C3=A9phane=20Graber?= <stgraber at ubuntu.com>
Date: Wed, 13 Apr 2016 18:53:08 -0400
Subject: [PATCH] Invalidate the simplestreams cache on proxy change
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This is needed to make a proxy config change immediately effective.

Signed-off-by: Stéphane Graber <stgraber at ubuntu.com>
---
 lxd/api_1.0.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/lxd/api_1.0.go b/lxd/api_1.0.go
index ba653db..db3a8fb 100644
--- a/lxd/api_1.0.go
+++ b/lxd/api_1.0.go
@@ -240,7 +240,16 @@ func api10Put(d *Daemon, r *http.Request) Response {
 				return InternalError(err)
 			}
 
+			// Update the cached proxy function
 			d.updateProxy()
+
+			// Clear the simplestreams cache as it's tied to the old proxy config
+			imageStreamCacheLock.Lock()
+			for k, _ := range imageStreamCache {
+				delete(imageStreamCache, k)
+			}
+			imageStreamCacheLock.Unlock()
+
 		} else {
 			err := d.ConfigValueSet(key, value.(string))
 			if err != nil {