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-rw-r--r--util/sasl.lua17
-rw-r--r--util/sasl_cyrus.lua13
2 files changed, 18 insertions, 12 deletions
diff --git a/util/sasl.lua b/util/sasl.lua
index a7e151a2..8f91f7b5 100644
--- a/util/sasl.lua
+++ b/util/sasl.lua
@@ -88,17 +88,20 @@ end
-- get a list of possible SASL mechanims to use
function method:mechanisms()
- local mechanisms = {}
- for backend, f in pairs(self.profile) do
- if backend_mechanism[backend] then
- for _, mechanism in ipairs(backend_mechanism[backend]) do
- if not self.restrict:contains(mechanism) then
- mechanisms[mechanism] = true;
+ local mechanisms = self.mechs;
+ if not mechanisms then
+ mechanisms = {}
+ for backend, f in pairs(self.profile) do
+ if backend_mechanism[backend] then
+ for _, mechanism in ipairs(backend_mechanism[backend]) do
+ if not self.restrict:contains(mechanism) then
+ mechanisms[mechanism] = true;
+ end
end
end
end
+ self.mechs = mechanisms;
end
- self.mechs = mechanisms;
return mechanisms;
end
diff --git a/util/sasl_cyrus.lua b/util/sasl_cyrus.lua
index b03174f5..5178f7cd 100644
--- a/util/sasl_cyrus.lua
+++ b/util/sasl_cyrus.lua
@@ -129,12 +129,15 @@ end
-- get a list of possible SASL mechanims to use
function method:mechanisms()
- local mechanisms = {}
- local cyrus_mechs = cyrussasl.listmech(self.cyrus, nil, "", " ", "")
- for w in s_gmatch(cyrus_mechs, "[^ ]+") do
- mechanisms[w] = true;
+ local mechanisms = self.mechs;
+ if not mechanisms then
+ mechanisms = {}
+ local cyrus_mechs = cyrussasl.listmech(self.cyrus, nil, "", " ", "")
+ for w in s_gmatch(cyrus_mechs, "[^ ]+") do
+ mechanisms[w] = true;
+ end
+ self.mechs = mechanisms
end
- self.mechs = mechanisms
return mechanisms;
end