twitter-status-bot/.gems/gems/faraday-0.9.0/lib/faraday/adapter/net_http.rb

125 lines
3.8 KiB
Ruby

begin
require 'net/https'
rescue LoadError
warn "Warning: no such file to load -- net/https. Make sure openssl is installed if you want ssl support"
require 'net/http'
end
require 'zlib'
module Faraday
class Adapter
class NetHttp < Faraday::Adapter
NET_HTTP_EXCEPTIONS = [
EOFError,
Errno::ECONNABORTED,
Errno::ECONNREFUSED,
Errno::ECONNRESET,
Errno::EHOSTUNREACH,
Errno::EINVAL,
Errno::ENETUNREACH,
Net::HTTPBadResponse,
Net::HTTPHeaderSyntaxError,
Net::ProtocolError,
SocketError,
Zlib::GzipFile::Error,
]
NET_HTTP_EXCEPTIONS << OpenSSL::SSL::SSLError if defined?(OpenSSL)
def call(env)
super
http = net_http_connection(env)
configure_ssl(http, env[:ssl]) if env[:url].scheme == 'https' and env[:ssl]
req = env[:request]
http.read_timeout = http.open_timeout = req[:timeout] if req[:timeout]
http.open_timeout = req[:open_timeout] if req[:open_timeout]
begin
http_response = perform_request(http, env)
rescue *NET_HTTP_EXCEPTIONS => err
if defined?(OpenSSL) && OpenSSL::SSL::SSLError === err
raise Faraday::SSLError, err
else
raise Error::ConnectionFailed, err
end
end
save_response(env, http_response.code.to_i, http_response.body || '') do |response_headers|
http_response.each_header do |key, value|
response_headers[key] = value
end
end
@app.call env
rescue Timeout::Error => err
raise Faraday::Error::TimeoutError, err
end
def create_request(env)
request = Net::HTTPGenericRequest.new \
env[:method].to_s.upcase, # request method
!!env[:body], # is there request body
:head != env[:method], # is there response body
env[:url].request_uri, # request uri path
env[:request_headers] # request headers
if env[:body].respond_to?(:read)
request.body_stream = env[:body]
else
request.body = env[:body]
end
request
end
def perform_request(http, env)
if :get == env[:method] and !env[:body]
# prefer `get` to `request` because the former handles gzip (ruby 1.9)
http.get env[:url].request_uri, env[:request_headers]
else
http.request create_request(env)
end
end
def net_http_connection(env)
if proxy = env[:request][:proxy]
Net::HTTP::Proxy(proxy[:uri].host, proxy[:uri].port, proxy[:user], proxy[:password])
else
Net::HTTP
end.new(env[:url].host, env[:url].port)
end
def configure_ssl(http, ssl)
http.use_ssl = true
http.verify_mode = ssl_verify_mode(ssl)
http.cert_store = ssl_cert_store(ssl)
http.cert = ssl[:client_cert] if ssl[:client_cert]
http.key = ssl[:client_key] if ssl[:client_key]
http.ca_file = ssl[:ca_file] if ssl[:ca_file]
http.ca_path = ssl[:ca_path] if ssl[:ca_path]
http.verify_depth = ssl[:verify_depth] if ssl[:verify_depth]
http.ssl_version = ssl[:version] if ssl[:version]
end
def ssl_cert_store(ssl)
return ssl[:cert_store] if ssl[:cert_store]
# Use the default cert store by default, i.e. system ca certs
cert_store = OpenSSL::X509::Store.new
cert_store.set_default_paths
cert_store
end
def ssl_verify_mode(ssl)
ssl[:verify_mode] || begin
if ssl.fetch(:verify, true)
OpenSSL::SSL::VERIFY_PEER
else
OpenSSL::SSL::VERIFY_NONE
end
end
end
end
end
end