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| Dir : //proc/self/root/opt/alt/ruby21/lib64/ruby/2.1.0/rubygems/request.rb |
require 'net/http'
require 'thread'
require 'time'
require 'rubygems/user_interaction'
class Gem::Request
include Gem::UserInteraction
attr_reader :proxy_uri
def initialize(uri, request_class, last_modified, proxy)
@uri = uri
@request_class = request_class
@last_modified = last_modified
@requests = Hash.new 0
@connections = {}
@connections_mutex = Mutex.new
@user_agent = user_agent
@proxy_uri =
case proxy
when :no_proxy then nil
when nil then get_proxy_from_env uri.scheme
when URI::HTTP then proxy
else URI.parse(proxy)
end
@env_no_proxy = get_no_proxy_from_env
end
def add_rubygems_trusted_certs(store)
pattern = File.expand_path("./ssl_certs/*.pem", File.dirname(__FILE__))
Dir.glob(pattern).each do |ssl_cert_file|
store.add_file ssl_cert_file
end
end
def configure_connection_for_https(connection)
require 'net/https'
connection.use_ssl = true
connection.verify_mode =
Gem.configuration.ssl_verify_mode || OpenSSL::SSL::VERIFY_PEER
store = OpenSSL::X509::Store.new
if Gem.configuration.ssl_client_cert then
pem = File.read Gem.configuration.ssl_client_cert
connection.cert = OpenSSL::X509::Certificate.new pem
connection.key = OpenSSL::PKey::RSA.new pem
end
store.set_default_paths
add_rubygems_trusted_certs(store)
if Gem.configuration.ssl_ca_cert
if File.directory? Gem.configuration.ssl_ca_cert
store.add_path Gem.configuration.ssl_ca_cert
else
store.add_file Gem.configuration.ssl_ca_cert
end
end
connection.cert_store = store
rescue LoadError => e
raise unless (e.respond_to?(:path) && e.path == 'openssl') ||
e.message =~ / -- openssl$/
raise Gem::Exception.new(
'Unable to require openssl, install OpenSSL and rebuild ruby (preferred) or use non-HTTPS sources')
end
##
# Creates or an HTTP connection based on +uri+, or retrieves an existing
# connection, using a proxy if needed.
def connection_for(uri)
net_http_args = [uri.host, uri.port]
if @proxy_uri and not no_proxy?(uri.host) then
net_http_args += [
@proxy_uri.host,
@proxy_uri.port,
Gem::UriFormatter.new(@proxy_uri.user).unescape,
Gem::UriFormatter.new(@proxy_uri.password).unescape,
]
end
connection_id = [Thread.current.object_id, *net_http_args].join ':'
connection = @connections_mutex.synchronize do
@connections[connection_id] ||= Net::HTTP.new(*net_http_args)
@connections[connection_id]
end
if https?(uri) and not connection.started? then
configure_connection_for_https(connection)
end
connection.start unless connection.started?
connection
rescue defined?(OpenSSL::SSL) ? OpenSSL::SSL::SSLError : Errno::EHOSTDOWN,
Errno::EHOSTDOWN => e
raise Gem::RemoteFetcher::FetchError.new(e.message, uri)
end
def fetch
request = @request_class.new @uri.request_uri
unless @uri.nil? || @uri.user.nil? || @uri.user.empty? then
request.basic_auth Gem::UriFormatter.new(@uri.user).unescape,
Gem::UriFormatter.new(@uri.password).unescape
end
request.add_field 'User-Agent', @user_agent
request.add_field 'Connection', 'keep-alive'
request.add_field 'Keep-Alive', '30'
if @last_modified then
request.add_field 'If-Modified-Since', @last_modified.httpdate
end
yield request if block_given?
connection = connection_for @uri
retried = false
bad_response = false
begin
@requests[connection.object_id] += 1
say "#{request.method} #{@uri}" if
Gem.configuration.really_verbose
file_name = File.basename(@uri.path)
# perform download progress reporter only for gems
if request.response_body_permitted? && file_name =~ /\.gem$/
reporter = ui.download_reporter
response = connection.request(request) do |incomplete_response|
if Net::HTTPOK === incomplete_response
reporter.fetch(file_name, incomplete_response.content_length)
downloaded = 0
data = ''
incomplete_response.read_body do |segment|
data << segment
downloaded += segment.length
reporter.update(downloaded)
end
reporter.done
if incomplete_response.respond_to? :body=
incomplete_response.body = data
else
incomplete_response.instance_variable_set(:@body, data)
end
end
end
else
response = connection.request request
end
say "#{response.code} #{response.message}" if
Gem.configuration.really_verbose
rescue Net::HTTPBadResponse
say "bad response" if Gem.configuration.really_verbose
reset connection
raise Gem::RemoteFetcher::FetchError.new('too many bad responses', @uri) if bad_response
bad_response = true
retry
# HACK work around EOFError bug in Net::HTTP
# NOTE Errno::ECONNABORTED raised a lot on Windows, and make impossible
# to install gems.
rescue EOFError, Timeout::Error,
Errno::ECONNABORTED, Errno::ECONNRESET, Errno::EPIPE
requests = @requests[connection.object_id]
say "connection reset after #{requests} requests, retrying" if
Gem.configuration.really_verbose
raise Gem::RemoteFetcher::FetchError.new('too many connection resets', @uri) if retried
reset connection
retried = true
retry
end
response
end
##
# Returns list of no_proxy entries (if any) from the environment
def get_no_proxy_from_env
env_no_proxy = ENV['no_proxy'] || ENV['NO_PROXY']
return [] if env_no_proxy.nil? or env_no_proxy.empty?
env_no_proxy.split(/\s*,\s*/)
end
##
# Returns a proxy URI for the given +scheme+ if one is set in the
# environment variables.
def get_proxy_from_env scheme = 'http'
_scheme = scheme.downcase
_SCHEME = scheme.upcase
env_proxy = ENV["#{_scheme}_proxy"] || ENV["#{_SCHEME}_PROXY"]
no_env_proxy = env_proxy.nil? || env_proxy.empty?
return get_proxy_from_env 'http' if no_env_proxy and _scheme != 'http'
return nil if no_env_proxy
uri = URI(Gem::UriFormatter.new(env_proxy).normalize)
if uri and uri.user.nil? and uri.password.nil? then
user = ENV["#{_scheme}_proxy_user"] || ENV["#{_SCHEME}_PROXY_USER"]
password = ENV["#{_scheme}_proxy_pass"] || ENV["#{_SCHEME}_PROXY_PASS"]
uri.user = Gem::UriFormatter.new(user).escape
uri.password = Gem::UriFormatter.new(password).escape
end
uri
end
def https?(uri)
uri.scheme.downcase == 'https'
end
def no_proxy? host
host = host.downcase
@env_no_proxy.each do |pattern|
pattern = pattern.downcase
return true if host[-pattern.length, pattern.length ] == pattern
end
return false
end
##
# Resets HTTP connection +connection+.
def reset(connection)
@requests.delete connection.object_id
connection.finish
connection.start
end
def user_agent
ua = "RubyGems/#{Gem::VERSION} #{Gem::Platform.local}"
ruby_version = RUBY_VERSION
ruby_version += 'dev' if RUBY_PATCHLEVEL == -1
ua << " Ruby/#{ruby_version} (#{RUBY_RELEASE_DATE}"
if RUBY_PATCHLEVEL >= 0 then
ua << " patchlevel #{RUBY_PATCHLEVEL}"
elsif defined?(RUBY_REVISION) then
ua << " revision #{RUBY_REVISION}"
end
ua << ")"
ua << " #{RUBY_ENGINE}" if defined?(RUBY_ENGINE) and RUBY_ENGINE != 'ruby'
ua
end
end