Class: Bundler::CLI::Doctor

Inherits:
Object
  • Object
show all
Defined in:
lib/bundler/cli/doctor.rb

Constant Summary collapse

DARWIN_REGEX = 
/\s+(.+) \(compatibility /
LDD_REGEX = 
/\t\S+ => (\S+) \(\S+\)/

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ Doctor

Returns a new instance of Doctor.


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# File 'lib/bundler/cli/doctor.rb', line 13

def initialize(options)
  @options = options
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.


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# File 'lib/bundler/cli/doctor.rb', line 11

def options
  @options
end

Instance Method Details

#bundles_for_gem(spec) ⇒ Object 


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# File 'lib/bundler/cli/doctor.rb', line 55

def bundles_for_gem(spec)
  Dir.glob("#{spec.full_gem_path}/**/*.bundle")
end

#check! ⇒ Object 


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# File 'lib/bundler/cli/doctor.rb', line 67

def check!
  require_relative "check"
  Bundler::CLI::Check.new({}).run
end

#dylibs(path) ⇒ Object 


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# File 'lib/bundler/cli/doctor.rb', line 41

def dylibs(path)
  case RbConfig::CONFIG["host_os"]
  when /darwin/
    return [] unless otool_available?
    dylibs_darwin(path)
  when /(linux|solaris|bsd)/
    return [] unless ldd_available?
    dylibs_ldd(path)
  else # Windows, etc.
    Bundler.ui.warn("Dynamic library check not supported on this platform.")
    []
  end
end

#dylibs_darwin(path) ⇒ Object 


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# File 'lib/bundler/cli/doctor.rb', line 25

def dylibs_darwin(path)
  output = `/usr/bin/otool -L #{path.shellescape}`.chomp
  dylibs = output.split("\n")[1..-1].map {|l| l.match(DARWIN_REGEX).captures[0] }.uniq
  # ignore @rpath and friends
  dylibs.reject {|dylib| dylib.start_with? "@" }
end

#dylibs_ldd(path) ⇒ Object 


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# File 'lib/bundler/cli/doctor.rb', line 32

def dylibs_ldd(path)
  output = `/usr/bin/ldd #{path.shellescape}`.chomp
  output.split("\n").filter_map do |l|
    match = l.match(LDD_REGEX)
    next if match.nil?
    match.captures[0]
  end
end

#ldd_available? ⇒ Boolean

Returns:

  • (Boolean) 

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# File 'lib/bundler/cli/doctor.rb', line 21

def ldd_available?
  Bundler.which("ldd")
end

#lookup_with_fiddle(path) ⇒ Object 


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# File 'lib/bundler/cli/doctor.rb', line 59

def lookup_with_fiddle(path)
  require "fiddle"
  Fiddle.dlopen(path)
  false
rescue Fiddle::DLError
  true
end

#otool_available? ⇒ Boolean

Returns:

  • (Boolean) 

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# File 'lib/bundler/cli/doctor.rb', line 17

def otool_available?
  Bundler.which("otool")
end

#run ⇒ Object 


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# File 'lib/bundler/cli/doctor.rb', line 72

def run
  Bundler.ui.level = "warn" if options[:quiet]
  Bundler.settings.validate!
  check!

  definition = Bundler.definition
  broken_links = {}

  definition.specs.each do |spec|
    bundles_for_gem(spec).each do |bundle|
      bad_paths = dylibs(bundle).select do |f|
        lookup_with_fiddle(f)
      end
      if bad_paths.any?
        broken_links[spec] ||= []
        broken_links[spec].concat(bad_paths)
      end
    end
  end

  permissions_valid = check_home_permissions

  if broken_links.any?
    message = "The following gems are missing OS dependencies:"
    broken_links.flat_map do |spec, paths|
      paths.uniq.map do |path|
        "\n * #{spec.name}: #{path}"
      end
    end.sort.each {|m| message += m }
    raise ProductionError, message
  elsif permissions_valid
    Bundler.ui.info "No issues found with the installed bundle"
  end
end