initial commit from appmail

script/generate_initial_config.rb

@@ -0,0 +1,39 @@
+#!/usr/bin/env ruby
+require File.expand_path('../../lib/postal/config', __FILE__)
+require 'openssl'
+
+unless File.exist?(Postal.config_file_path)
+  FileUtils.cp(config_root('postal.example.yml'), Postal.config_file_path)
+  puts "Created example config file at #{Postal.config_file_path}"
+end
+
+unless File.exists?(Postal.smtp_private_key_path)
+  key = OpenSSL::PKey::RSA.new(2048).to_s
+  File.open(Postal.smtp_private_key_path, 'w') { |f| f.write(key) }
+  puts "Created new private key for encrypting SMTP connections"
+end
+
+unless File.exist?(Postal.smtp_certificate_path)
+  cert = OpenSSL::X509::Certificate.new
+  cert.subject = cert.issuer = OpenSSL::X509::Name.parse("/C=GB/O=Test/OU=Test/CN=Test")
+  cert.not_before = Time.now
+  cert.not_after = Time.now + 365 * 24 * 60 * 60
+  cert.public_key = Postal.smtp_private_key.public_key
+  cert.serial = 0x0
+  cert.version = 2
+  cert.sign Postal.smtp_private_key, OpenSSL::Digest::SHA256.new
+  File.open(Postal.smtp_certificate_path, 'w') { |f| f.write(cert.to_pem) }
+  puts "Created new self signed certificate for encrypting SMTP connections"
+end
+
+unless File.exists?(Postal.lets_encrypt_private_key_path)
+  key = OpenSSL::PKey::RSA.new(2048).to_s
+  File.open(Postal.lets_encrypt_private_key_path, 'w') { |f| f.write(key) }
+  puts "Created new private key for Let's Encrypt"
+end
+
+unless File.exists?(Postal.signing_key_path)
+  key = OpenSSL::PKey::RSA.new(2048).to_s
+  File.open(Postal.signing_key_path, 'w') { |f| f.write(key) }
+  puts "Created new signing key for DKIM & HTTP requests"
+end