diff options
Diffstat (limited to 'lib/raindrops/middleware.rb')
| -rw-r--r-- | lib/raindrops/middleware.rb | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/lib/raindrops/middleware.rb b/lib/raindrops/middleware.rb index d5e3927..25b5a1e 100644 --- a/lib/raindrops/middleware.rb +++ b/lib/raindrops/middleware.rb @@ -1,5 +1,7 @@ # -*- encoding: binary -*- +# frozen_string_literal: false require 'raindrops' +require 'thread' # Raindrops::Middleware is Rack middleware that allows snapshotting # current activity from an HTTP request. For all operating systems, @@ -93,11 +95,12 @@ class Raindrops::Middleware @app = app @stats = opts[:stats] || Stats.new @path = opts[:path] || "/_raindrops" + @mtx = Mutex.new tmp = opts[:listeners] if tmp.nil? && defined?(Unicorn) && Unicorn.respond_to?(:listener_names) tmp = Unicorn.listener_names end - @tcp = @unix = nil + @nl_sock = @tcp = @unix = nil if tmp @tcp = tmp.grep(/\A.+:\d+\z/) @@ -129,9 +132,12 @@ class Raindrops::Middleware "writing: #{@stats.writing}\n" if defined?(Raindrops::Linux.tcp_listener_stats) - Raindrops::Linux.tcp_listener_stats(@tcp).each do |addr,stats| - body << "#{addr} active: #{stats.active}\n" \ - "#{addr} queued: #{stats.queued}\n" + @mtx.synchronize do + @nl_sock ||= Raindrops::InetDiagSocket.new + Raindrops::Linux.tcp_listener_stats(@tcp, @nl_sock).each do |addr,stats| + body << "#{addr} active: #{stats.active}\n" \ + "#{addr} queued: #{stats.queued}\n" + end end if @tcp Raindrops::Linux.unix_listener_stats(@unix).each do |addr,stats| body << "#{addr} active: #{stats.active}\n" \ |