57 lines
1.6 KiB
Ruby
57 lines
1.6 KiB
Ruby
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# frozen_string_literal: true
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class ChaosController < ActionController::Base
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before_action :validate_request
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def leakmem
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memory_mb = (params[:memory_mb]&.to_i || 100)
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duration_s = (params[:duration_s]&.to_i || 30).seconds
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start = Time.now
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retainer = []
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# Add `n` 1mb chunks of memory to the retainer array
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memory_mb.times { retainer << "x" * 1.megabyte }
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duration_taken = (Time.now - start).seconds
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Kernel.sleep duration_s - duration_taken if duration_s > duration_taken
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render text: "OK", content_type: 'text/plain'
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end
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def cpuspin
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duration_s = (params[:duration_s]&.to_i || 30).seconds
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end_time = Time.now + duration_s.seconds
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rand while Time.now < end_time
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render text: "OK", content_type: 'text/plain'
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end
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def sleep
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duration_s = (params[:duration_s]&.to_i || 30).seconds
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Kernel.sleep duration_s
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render text: "OK", content_type: 'text/plain'
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end
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def kill
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Process.kill("KILL", Process.pid)
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end
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private
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def validate_request
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secret = ENV['GITLAB_CHAOS_SECRET']
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# GITLAB_CHAOS_SECRET is required unless you're running in Development mode
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if !secret && !Rails.env.development?
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render text: "chaos misconfigured: please configure GITLAB_CHAOS_SECRET when using GITLAB_ENABLE_CHAOS_ENDPOINTS outside of a development environment", content_type: 'text/plain', status: 500
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end
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return unless secret
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unless request.headers["HTTP_X_CHAOS_SECRET"] == secret
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render text: "To experience chaos, please set X-Chaos-Secret header", content_type: 'text/plain', status: 401
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end
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end
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end
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