Class: Supercast::Client::SystemProfiler

Inherits:
Object
  • Object
show all
Defined in:
lib/supercast/client.rb

Overview

SystemProfiler extracts information about the system that we’re running in so that we can generate a rich user agent header to help debug integrations.

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ SystemProfiler

Returns a new instance of SystemProfiler.



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# File 'lib/supercast/client.rb', line 531

def initialize
  @uname = self.class.uname
end

Class Method Details

.uname ⇒ Object 



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# File 'lib/supercast/client.rb', line 500

def self.uname
  if ::File.exist?('/proc/version')
    ::File.read('/proc/version').strip
  else
    case RbConfig::CONFIG['host_os']
    when /linux|darwin|bsd|sunos|solaris|cygwin/i
      uname_from_system
    when /mswin|mingw/i
      uname_from_system_ver
    else
      'unknown platform'
    end
  end
end

.uname_from_system ⇒ Object 



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# File 'lib/supercast/client.rb', line 515

def self.uname_from_system
  (`uname -a 2>/dev/null` || '').strip
rescue Errno::ENOENT
  'uname executable not found'
rescue Errno::ENOMEM # couldn't create subprocess
  'uname lookup failed'
end

.uname_from_system_ver ⇒ Object 



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# File 'lib/supercast/client.rb', line 523

def self.uname_from_system_ver
  (`ver` || '').strip
rescue Errno::ENOENT
  'ver executable not found'
rescue Errno::ENOMEM # couldn't create subprocess
  'uname lookup failed'
end

Instance Method Details

#user_agent ⇒ Object 



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# File 'lib/supercast/client.rb', line 535

def user_agent
  lang_version = "#{RUBY_VERSION} p#{RUBY_PATCHLEVEL} " \
                 "(#{RUBY_RELEASE_DATE})"

  {
    bindings_version: Supercast::VERSION,
    lang: 'ruby',
    lang_version: lang_version,
    platform: RUBY_PLATFORM,
    engine: defined?(RUBY_ENGINE) ? RUBY_ENGINE : '',
    publisher: 'supercast',
    uname: @uname,
    hostname: Socket.gethostname
  }.delete_if { |_k, v| v.nil? }
end