From: Gordon Hecker <gh@emlix.com>
Date: Fri, 15 Jan 2010 13:26:42 +0000 (+0100)
Subject: cache: implement servers() to return a sorted list of configured servers
X-Git-Tag: e2factory-2.3.4pre1~54
X-Git-Url: https://git.e2factory.org/?a=commitdiff_plain;h=72ff73f10644622b9c51a527fd2da4cc294e4955;p=e2factory.git

cache: implement servers() to return a sorted list of configured servers

Signed-off-by: Gordon Hecker <gh@emlix.com>
---

diff --git a/generic/cache.lua b/generic/cache.lua
index 768a7f8..d5a28d4 100644
--- a/generic/cache.lua
+++ b/generic/cache.lua
@@ -71,6 +71,18 @@ function new_cache(name, url)
 	return c
 end
 
+--- get a sorted list of servers
+-- @param cache a cache table
+-- @return table: a list of servers
+function servers(cache)
+	l = {}
+	for server, ce in pairs(cache.ce) do
+		table.insert(l, server)
+	end
+	table.sort(l)
+	return l
+end
+
 --- create a new cache entry
 -- @param cache a cache table
 -- @param server the remote server name