Writing entire packet at once to avoid incomplete transmission

Signed-off-by: URABE, Shyouhei <[email protected]>

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34362 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/net/http.rb

@@ -811,15 +811,15 @@ def connect
       if use_ssl?
         begin
           if proxy?
-            @socket.writeline sprintf('CONNECT %s:%s HTTP/%s',
-                                      @address, @port, HTTPVersion)
-            @socket.writeline "Host: #{@address}:#{@port}"
+            buf = "CONNECT #{@address}:#{@port} HTTP/#{HTTPVersion}\r\n"
+            buf << "Host: #{@address}:#{@port}\r\n"
             if proxy_user
               credential = ["#{proxy_user}:#{proxy_pass}"].pack('m')
               credential.delete!("\r\n")
-              @socket.writeline "Proxy-Authorization: Basic #{credential}"
+              buf << "Proxy-Authorization: Basic #{credential}\r\n"
             end
-            @socket.writeline ''
+            buf << "\r\n"
+            @socket.write(buf)
             HTTPResponse.read_new(@socket).value
           end
           # Server Name Indication (SNI) RFC 3546