implemented rake env:info

1 files changed, 68 insertions, 0 deletions

diff --git a/lib/tasks/info.rake b/lib/tasks/info.rake
new file mode 100644
index 0000000..b3dc07b
--- /dev/null
+++ b/lib/tasks/info.rake
@@ -0,0 +1,68 @@
+namespace :env do
+  desc "GITLAB | Show information about GitLab CI and its environment"
+  task info: :environment  do
+
+    # check if there is an RVM environment
+    rvm_version = run_and_match("rvm --version", /[\d\.]+/).try(:to_s)
+    # check Ruby version
+    ruby_version = run_and_match("ruby --version", /[\d\.p]+/).try(:to_s)
+    # check Gem version
+    gem_version = run_and_match("gem --version", /.*/)
+    # check Bundler version
+    bunder_version = run_and_match("bundle --version", /[\d\.]+/).try(:to_s)
+    # check Bundler version
+    rake_version = run_and_match("rake --version", /[\d\.]+/).try(:to_s)
+
+    puts ""
+    puts "System information".yellow
+    puts "System:\t\t#{os_name || "unknown".red}"
+    puts "Current User:\t#{`whoami`}"
+    puts "Using RVM:\t#{rvm_version.present? ? "yes".green : "no"}"
+    puts "RVM Version:\t#{rvm_version}" if rvm_version.present?
+    puts "Ruby Version:\t#{ruby_version || "unknown".red}"
+    puts "Gem Version:\t#{gem_version || "unknown".red}"
+    puts "Bundler Version:#{bunder_version || "unknown".red}"
+    puts "Rake Version:\t#{rake_version || "unknown".red}"
+    puts "Sidekiq Version:#{Sidekiq::VERSION}"
+
+
+    # check database adapter
+    database_adapter = ActiveRecord::Base.connection.adapter_name.downcase
+
+    puts ""
+    puts "GitLab CI information".yellow
+    puts "Version:\t#{GitlabCi::VERSION}"
+    puts "Revision:\t#{GitlabCi::REVISION}"
+    puts "Directory:\t#{Rails.root}"
+    puts "DB Adapter:\t#{database_adapter}"
+  end
+end
+
+def run_and_match(command, regexp)
+  `#{command}`.try(:match, regexp)
+end
+
+ # Check which OS is running
+  #
+  # It will primarily use lsb_relase to determine the OS.
+  # It has fallbacks to Debian, SuSE, OS X and systems running systemd.
+def os_name
+  os_name = system("lsb_release -irs")
+  os_name ||= if File.readable?('/etc/system-release')
+                File.read('/etc/system-release')
+              end
+  os_name ||= if File.readable?('/etc/debian_version')
+                debian_version = File.read('/etc/debian_version')
+                "Debian #{debian_version}"
+              end
+  os_name ||= if File.readable?('/etc/SuSE-release')
+                File.read('/etc/SuSE-release')
+              end
+  os_name ||= if os_x_version = `sw_vers -productVersion`
+                "Mac OS X #{os_x_version}"
+              end
+  os_name ||= if File.readable?('/etc/os-release')
+                File.read('/etc/os-release').match(/PRETTY_NAME=\"(.+)\"/)[1]
+              end
+  os_name.try(:squish!)
+end