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Source Code

# File webrick/ssl.rb, line 39
def create_self_signed_cert(bits, cn, comment)
  rsa = OpenSSL::PKey::RSA.new(bits){|p, n|
    case p
    when 0; $stderr.putc "."  # BN_generate_prime
    when 1; $stderr.putc "+"  # BN_generate_prime
    when 2; $stderr.putc "*"  # searching good prime,  
                              # n = #of try,
                              # but also data from BN_generate_prime
    when 3; $stderr.putc "\n" # found good prime, n==0 - p, n==1 - q,
                              # but also data from BN_generate_prime
    else;   $stderr.putc "*"  # BN_generate_prime
    end
  }
  cert = OpenSSL::X509::Certificate.new
  cert.version = 3
  cert.serial = 0
  name = OpenSSL::X509::Name.new(cn)
  cert.subject = name
  cert.issuer = name
  cert.not_before = Time.now
  cert.not_after = Time.now + (365*24*60*60)
  cert.public_key = rsa.public_key

  ef = OpenSSL::X509::ExtensionFactory.new(nil,cert)
  ef.issuer_certificate = cert
  cert.extensions = [
    ef.create_extension("basicConstraints","CA:FALSE"),
    ef.create_extension("keyUsage", "keyEncipherment"),
    ef.create_extension("subjectKeyIdentifier", "hash"),
    ef.create_extension("extendedKeyUsage", "serverAuth"),
    ef.create_extension("nsComment", comment),
  ]
  aki = ef.create_extension("authorityKeyIdentifier",
                            "keyid:always,issuer:always")
  cert.add_extension(aki)
  cert.sign(rsa, OpenSSL::Digest::SHA1.new)

  return [ cert, rsa ]
end