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# frozen_string_literal: true
require "rbconfig"
require "shellwords"
module Bundler
class CLI::Doctor::Diagnose
DARWIN_REGEX = /\s+(.+) \(compatibility /
LDD_REGEX = /\t\S+ => (\S+) \(\S+\)/
attr_reader :options
def initialize(options)
@options = options
end
def otool_available?
Bundler.which("otool")
end
def ldd_available?
Bundler.which("ldd")
end
def dylibs_darwin(path)
output = `/usr/bin/otool -L #{path.shellescape}`.chomp
dylibs = output.split("\n")[1..-1].filter_map {|l| l.match(DARWIN_REGEX)&.match(1) }.uniq
# ignore @rpath and friends
dylibs.reject {|dylib| dylib.start_with? "@" }
end
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
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
def bundles_for_gem(spec)
Dir.glob("#{spec.full_gem_path}/**/*.bundle")
end
def lookup_with_fiddle(path)
require "fiddle"
Fiddle.dlopen(path)
false
rescue Fiddle::DLError
true
end
def check!
require_relative "../check"
Bundler::CLI::Check.new({}).run
end
def diagnose_ssl
require_relative "ssl"
Bundler::CLI::Doctor::SSL.new({}).run
end
def run
Bundler.ui.level = "warn" if options[:quiet]
Bundler.settings.validate!
check!
diagnose_ssl if options[:ssl]
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
private
def check_home_permissions
require "find"
files_not_readable = []
files_not_readable_and_owned_by_different_user = []
files_not_owned_by_current_user_but_still_readable = []
broken_symlinks = []
Find.find(Bundler.bundle_path.to_s).each do |f|
if !File.exist?(f)
broken_symlinks << f
elsif !File.readable?(f)
if File.stat(f).uid != Process.uid
files_not_readable_and_owned_by_different_user << f
else
files_not_readable << f
end
elsif File.stat(f).uid != Process.uid
files_not_owned_by_current_user_but_still_readable << f
end
end
ok = true
if broken_symlinks.any?
Bundler.ui.warn "Broken links exist in the Bundler home. Please report them to the offending gem's upstream repo. These files are:\n - #{broken_symlinks.join("\n - ")}"
ok = false
end
if files_not_owned_by_current_user_but_still_readable.any?
Bundler.ui.warn "Files exist in the Bundler home that are owned by another " \
"user, but are still readable. These files are:\n - #{files_not_owned_by_current_user_but_still_readable.join("\n - ")}"
ok = false
end
if files_not_readable_and_owned_by_different_user.any?
Bundler.ui.warn "Files exist in the Bundler home that are owned by another " \
"user, and are not readable. These files are:\n - #{files_not_readable_and_owned_by_different_user.join("\n - ")}"
ok = false
end
if files_not_readable.any?
Bundler.ui.warn "Files exist in the Bundler home that are not " \
"readable by the current user. These files are:\n - #{files_not_readable.join("\n - ")}"
ok = false
end
ok
end
end
end
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