From ddabbbf5a652c4dc5504477d979fd44cc570e7a6 Mon Sep 17 00:00:00 2001
From: abcang <abcang1015@gmail.com>
Date: Thu, 1 Apr 2021 00:46:17 +0900
Subject: [PATCH] Fix DB connection pool settings in CLI (#15983)

---
 lib/mastodon/cli_helper.rb | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/mastodon/cli_helper.rb b/lib/mastodon/cli_helper.rb
index ed22f44b2..aaee1fa91 100644
--- a/lib/mastodon/cli_helper.rb
+++ b/lib/mastodon/cli_helper.rb
@@ -25,7 +25,9 @@ module Mastodon
         exit(1)
       end
 
-      ActiveRecord::Base.configurations[Rails.env]['pool'] = options[:concurrency] + 1
+      db_config = ActiveRecord::Base.configurations[Rails.env].dup
+      db_config['pool'] = options[:concurrency] + 1
+      ActiveRecord::Base.establish_connection(db_config)
 
       progress  = create_progress_bar(scope.count)
       pool      = Concurrent::FixedThreadPool.new(options[:concurrency])
-- 
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