Switch cache implementation for size limiting.

lib/pleroma/application.ex

@@ -14,10 +14,11 @@ defmodule Pleroma.Application do
       supervisor(Pleroma.Web.Endpoint, []),
       # Start your own worker by calling: Pleroma.Worker.start_link(arg1, arg2, arg3)
       # worker(Pleroma.Worker, [arg1, arg2, arg3]),
-      supervisor(ConCache, [[
-                             ttl_check: :timer.seconds(1),
-                             ttl: :timer.seconds(5)
-                           ], [name: :users]])
+      worker(Cachex, [:user_cache, [
+                         default_ttl: 5000,
+                         ttl_interval: 1000,
+                         limit: 500
+                       ]])
     ]
 
     # See http://elixir-lang.org/docs/stable/elixir/Supervisor.html

lib/pleroma/user.ex

@@ -78,15 +78,12 @@ defmodule Pleroma.User do
   end
 
   def get_cached_by_ap_id(ap_id) do
-    ConCache.get_or_store(:users, "ap_id:#{ap_id}", fn() ->
-      # Return false so the cache will store it.
-      Repo.get_by(User, ap_id: ap_id) || false
-    end)
+    key = "ap_id:#{ap_id}"
+    Cachex.get!(:user_cache, key, fallback: fn(_) -> Repo.get_by(User, ap_id: ap_id) end)
   end
 
   def get_cached_by_nickname(nickname) do
-    ConCache.get_or_store(:users, "nickname:#{nickname}", fn() ->
-      Repo.get_by(User, nickname: nickname) || false
-    end)
+    key = "nickname:#{nickname}"
+    Cachex.get!(:user_cache, key, fallback: fn(_) -> Repo.get_by(User, nickname: nickname) end)
   end
 end