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/openssl/gen_csr.rb | 51 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 jni/ruby/sample/openssl/gen_csr.rb

(limited to 'jni/ruby/sample/openssl/gen_csr.rb')

diff --git a/jni/ruby/sample/openssl/gen_csr.rb b/jni/ruby/sample/openssl/gen_csr.rb
new file mode 100644
index 0000000..4228707
--- /dev/null
+++ b/jni/ruby/sample/openssl/gen_csr.rb
@@ -0,0 +1,51 @@
+#!/usr/bin/env ruby
+
+require 'optparse'
+require 'openssl'
+
+include OpenSSL
+
+def usage
+  myname = File::basename($0)
+  $stderr.puts <<EOS
+Usage: #{myname} [--key keypair_file] name
+  name ... ex. /C=JP/O=RRR/OU=CA/CN=NaHi/emailAddress=nahi@example.org
+EOS
+  exit
+end
+
+options = ARGV.getopts(nil, "key:", "csrout:", "keyout:")
+keypair_file = options["key"]
+csrout = options["csrout"] || "csr.pem"
+keyout = options["keyout"] || "keypair.pem"
+
+$stdout.sync = true
+name_str = ARGV.shift or usage()
+name = X509::Name.parse(name_str)
+
+keypair = nil
+if keypair_file
+  keypair = PKey::RSA.new(File.open(keypair_file).read)
+else
+  keypair = PKey::RSA.new(1024) { putc "." }
+  puts
+  puts "Writing #{keyout}..."
+  File.open(keyout, "w", 0400) do |f|
+    f << keypair.to_pem
+  end
+end
+
+puts "Generating CSR for #{name_str}"
+
+req = X509::Request.new
+req.version = 0
+req.subject = name
+req.public_key = keypair.public_key
+req.sign(keypair, Digest::MD5.new)
+
+puts "Writing #{csrout}..."
+File.open(csrout, "w") do |f|
+  f << req.to_pem
+end
+puts req.to_text
+puts req.to_pem
-- 
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