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authorEugen Rochko <eugen@zeonfederated.com>2017-12-05 23:20:27 +0100
committerGitHub <noreply@github.com>2017-12-05 23:20:27 +0100
commitd68868ca14d92b8a9a94cf8412c8aca570b566d4 (patch)
tree2ae3f98c5f330c6c21202b359f5f78153657c117 /app/models
parente20895f251d28b3631b1f5768302517a5b687b04 (diff)
Lists redis clean-up (#5886)
* When list is deleted, remove feed from redis

* Clean up list feeds of inactive users
Diffstat (limited to 'app/models')
-rw-r--r--app/models/list.rb19
1 files changed, 19 insertions, 0 deletions
diff --git a/app/models/list.rb b/app/models/list.rb
index 5d7ba0065..910864b26 100644
--- a/app/models/list.rb
+++ b/app/models/list.rb
@@ -19,4 +19,23 @@ class List < ApplicationRecord
   has_many :accounts, through: :list_accounts
 
   validates :title, presence: true
+
+  before_destroy :clean_feed_manager
+
+  private
+
+  def clean_feed_manager
+    reblog_key       = FeedManager.instance.key(:list, id, 'reblogs')
+    reblogged_id_set = Redis.current.zrange(reblog_key, 0, -1)
+
+    Redis.current.pipelined do
+      Redis.current.del(FeedManager.instance.key(:list, id))
+      Redis.current.del(reblog_key)
+
+      reblogged_id_set.each do |reblogged_id|
+        reblog_set_key = FeedManager.instance.key(:list, id, "reblogs:#{reblogged_id}")
+        Redis.current.del(reblog_set_key)
+      end
+    end
+  end
 end