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-rw-r--r--plugins/mod_smacks.lua45
1 files changed, 5 insertions, 40 deletions
diff --git a/plugins/mod_smacks.lua b/plugins/mod_smacks.lua
index b4ac7ec5..4ca2b52d 100644
--- a/plugins/mod_smacks.lua
+++ b/plugins/mod_smacks.lua
@@ -18,7 +18,6 @@ local math_min = math.min;
local os_time = os.time;
local t_remove = table.remove;
-local cache = require "util.cache";
local datetime = require "util.datetime";
local add_filter = require "util.filters".add_filter;
local jid = require "util.jid";
@@ -44,47 +43,13 @@ local s2s_resend = module:get_option_boolean("smacks_s2s_resend", false);
local max_unacked_stanzas = module:get_option_number("smacks_max_unacked_stanzas", 0);
local max_inactive_unacked_stanzas = module:get_option_number("smacks_max_inactive_unacked_stanzas", 256);
local delayed_ack_timeout = module:get_option_number("smacks_max_ack_delay", 30);
-local max_hibernated_sessions = module:get_option_number("smacks_max_hibernated_sessions", 10);
-
-assert(max_hibernated_sessions > 0, "smacks_max_hibernated_sessions must be greater than 0");
local c2s_sessions = module:shared("/*/c2s/sessions");
local function format_h(h) if h then return string.format("%d", h) end end
-local function init_session_cache(max_entries, evict_callback)
- -- use per user limited cache for prosody >= 0.10
- local stores = {};
- return {
- get = function(user, key)
- if not user then return nil; end
- if not key then return nil; end
- if not stores[user] then
- stores[user] = cache.new(max_entries, evict_callback);
- end
- return stores[user]:get(key);
- end;
- set = function(user, key, value)
- if not user then return nil; end
- if not key then return nil; end
- if not stores[user] then stores[user] = cache.new(max_entries, evict_callback); end
- stores[user]:set(key, value);
- -- remove empty caches completely
- if stores[user]:count() == 0 then stores[user] = nil; end
- end;
- };
-end
local old_session_registry = module:open_store("smacks_h", "map");
-local session_registry = init_session_cache(max_hibernated_sessions, function(resumption_token, session)
- if session.destroyed then return true; end -- destroyed session can always be removed from cache
- session.log("warn", "User has too much hibernated sessions, removing oldest session (token: %s)", resumption_token);
- -- store old session's h values on force delete
- -- save only actual h value and username/host (for security)
- old_session_registry:set(session.username, resumption_token, {
- h = session.handled_stanza_count,
- });
- return true; -- allow session to be removed from full cache to make room for new one
-end);
+local session_registry = module:shared "/*/smacks/resumption-tokens"; -- > user@host/resumption-token --> resource
local function ack_delayed(session, stanza)
-- fire event only if configured to do so and our session is not already hibernated or destroyed
@@ -245,7 +210,7 @@ end
module:hook("pre-session-close", function(event)
local session = event.session;
if session.resumption_token then
- session_registry.set(session.username, session.resumption_token, nil);
+ session_registry[jid.join(session.username, session.host, session.resumption_token)] = nil;
old_session_registry:set(session.username, session.resumption_token, nil);
session.resumption_token = nil;
end
@@ -290,7 +255,7 @@ function handle_enable(session, stanza, xmlns_sm)
local resume = stanza.attr.resume;
if resume == "true" or resume == "1" then
resume_token = uuid_generate();
- session_registry.set(session.username, resume_token, session);
+ session_registry[jid.join(session.username, session.host, resume_token)] = session;
session.resumption_token = resume_token;
end
(session.sends2s or session.send)(st.stanza("enabled", { xmlns = xmlns_sm, id = resume_token, resume = resume, max = tostring(resume_timeout) }));
@@ -489,7 +454,7 @@ module:hook("pre-resource-unbind", function (event)
return resume_timeout-(current_time-timeout_start); -- time left to wait
end
session.log("debug", "Destroying session for hibernating too long");
- session_registry.set(session.username, session.resumption_token, nil);
+ session_registry[jid.join(session.username, session.host, session.resumption_token)] = nil;
-- save only actual h value and username/host (for security)
old_session_registry:set(session.username, session.resumption_token, {
h = session.handled_stanza_count,
@@ -541,7 +506,7 @@ function handle_resume(session, stanza, xmlns_sm)
end
local id = stanza.attr.previd;
- local original_session = session_registry.get(session.username, id);
+ local original_session = session_registry[jid.join(session.username, session.host, id)];
if not original_session then
session.log("debug", "Tried to resume non-existent session with id %s", id);
local old_session = old_session_registry:get(session.username, id);