From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 jni/ruby/sample/dualstack-fetch.rb | 48 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 jni/ruby/sample/dualstack-fetch.rb

(limited to 'jni/ruby/sample/dualstack-fetch.rb')

diff --git a/jni/ruby/sample/dualstack-fetch.rb b/jni/ruby/sample/dualstack-fetch.rb
new file mode 100644
index 0000000..18d33cc
--- /dev/null
+++ b/jni/ruby/sample/dualstack-fetch.rb
@@ -0,0 +1,48 @@
+# simple webpage fetcher
+
+# The code demonstrates how a multi-protocol client should be written.
+# TCPSocket is using getaddrinfo() internally, so there should be no problem.
+
+require "socket"
+
+if ARGV.size != 1
+  STDERR.print "requires URL\n"
+  exit
+end
+
+url = ARGV[0]
+if url !~ /^http:\/\/([^\/]+)(\/.*)$/
+  STDERR.print "only http with full hostname is supported\n"
+  exit
+end
+
+# split URL into host, port and path
+hostport = $1
+path = $2
+if (hostport =~ /^(.*):([0-9]+)$/)
+  host = $1
+  port = $2
+else
+  host = hostport
+  port = 80
+end
+if host =~ /^\[(.*)\]$/
+  host = $1
+end
+
+#STDERR.print "url=<#{ARGV[0]}>\n"
+#STDERR.print "host=<#{host}>\n"
+#STDERR.print "port=<#{port}>\n"
+#STDERR.print "path=<#{path}>\n"
+
+STDERR.print "conntecting to #{host} port #{port}\n"
+c = TCPSocket.new(host, port)
+dest = Socket.getnameinfo(c.getpeername,
+    Socket::NI_NUMERICHOST|Socket::NI_NUMERICSERV)
+STDERR.print "conntected to #{dest[0]} port #{dest[1]}\n"
+c.print "GET #{path} HTTP/1.0\n"
+c.print "Host: #{host}\n"
+c.print "\n"
+while c.gets
+  print
+end
-- 
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