File no-ohai.patch of Package gitlab-ce

Index: gitlab-ce/Gemfile
===================================================================
--- gitlab-ce.orig/Gemfile
+++ gitlab-ce/Gemfile
@@ -144,7 +144,7 @@ gem 'acme-client', '~> 2.0.19', feature_
 gem 'browser', '~> 5.3.1', feature_category: :shared
 
 # OS detection for usage ping
-gem 'ohai', '~> 18.1', feature_category: :product_analytics
+# gem 'ohai', '~> 18.1', feature_category: :product_analytics
 
 # GPG
 gem 'gpgme', '~> 2.0.24', feature_category: :source_code_management
Index: gitlab-ce/lib/gitlab/usage/metrics/instrumentations/operating_system_metric.rb
===================================================================
--- gitlab-ce.orig/lib/gitlab/usage/metrics/instrumentations/operating_system_metric.rb
+++ gitlab-ce/lib/gitlab/usage/metrics/instrumentations/operating_system_metric.rb
@@ -6,16 +6,32 @@ module Gitlab
       module Instrumentations
         class OperatingSystemMetric < GenericMetric
           value do
-            ohai_data = Ohai::System.new.tap do |oh|
-              oh.all_plugins(['platform'])
-            end.data
+            # ohai_data = Ohai::System.new.tap do |oh|
+            #   oh.all_plugins(['platform'])
+            # end.data
 
-            platform = ohai_data['platform']
-            if ohai_data['platform'] == 'debian' && ohai_data['kernel']['machine']&.include?('armv')
-              platform = 'raspbian'
-            end
+            # platform = ohai_data['platform']
+            # if ohai_data['platform'] == 'debian' && ohai_data['kernel']['machine']&.include?('armv')
+            #   platform = 'raspbian'
+            # end
 
-            "#{platform}-#{ohai_data['platform_version']}"
+            # "#{platform}-#{ohai_data['platform_version']}"
+            fc = File.read("/etc/os-release")
+            platform = nil
+            version = nil
+            fc.each_line do |line|
+              line.chomp!
+              next if line =~ /^#/
+              if mo = /\A(?<key>[^=]+)="(?<value>[^"]+)"/.match(line)
+                case mo[:key]
+                when 'ID'
+                  platform=mo[:value]
+                when 'VERSION_ID'
+                  version=mo[:value]
+                end
+              end
+            end
+            "#{platform}-#{version}"
           end
         end
       end