Adding some limits and monitoring with iNotify

Gemfile

@@ -10,6 +10,7 @@ gem "aws-sdk-ecr"
 gem "ffi-rzmq"
 gem "zeitwerk"
 gem "docopt"
+gem 'rb-inotify', '~> 0.9.7'
 
 group :development, :test do
   # gem "bundler"

lib/pipeline.rb

@@ -9,6 +9,7 @@ require 'aws-sdk-sts'
 require 'yaml'
 require 'json'
 require 'ffi-rzmq'
+require 'rb-inotifyq'
 
 require "zeitwerk"
 loader = Zeitwerk::Loader.for_gem

lib/pipeline/util/container_driver.rb

@@ -35,7 +35,19 @@ module Pipeline::Util
     end
 
     def run_analyzer
+      notifier = INotify::Notifier.new
+      notifier.watch("iteration", :moved_to, :create) do |event|
+        puts "#{event.name} is now in iteration!"
+      end
+      notifier.watch("tmp", :moved_to, :create) do |event|
+        puts "#{event.name} is now in tmp!"
+      end
+      Thread.new do
+        notifier.run
+      end
       runc.run(workdir)
+      puts "ALL DONE"
+      notifier.stop
     end
 
     def run_analyzer_for(exercise_slug)

lib/pipeline/util/runc_configurator.rb

@@ -55,6 +55,16 @@ module Pipeline::Util
               "type": "RLIMIT_NOFILE",
               "hard": 1024,
               "soft": 1024
+            },
+            {
+              "type": "RLIMIT_CPU",
+              "hard": 70,
+              "soft": 60
+            },
+            {
+              "type": "RLIMIT_RTTIME",
+              "hard": 70,
+              "soft": 60
             }
           ],
           "noNewPrivileges": true