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smtp_tls.rb
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smtp_tls.rb
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# Include hook code here
# Pulled from https://raw.github.com/andreashappe/smtp_add_tls_support/master/lib/smtp_add_tls_support.rb
require 'net/smtp'
require 'timeout'
begin
require 'openssl'
rescue LoadError
end
Net::SMTP.class_eval do
alias_method :old_initialize, :initialize
def initialize(hostname, port=nil)
@usetls = @@usetls
old_initialize(hostname, port)
end
@@usetls = false
def self.enable_tls()
@@usetls = true
end
def self.disable_tls()
@@usetls = false
end
def self.use_tls?()
@@usetls
end
def use_tls?()
@usetls
end
def enable_tls()
print "tls enabled\n"
@usetls = true
end
def disable_tls()
@usetls = false
end
def use_tls?()
@usetls
end
private
def do_start(helodomain, user, secret, authtype)
raise IOError 'SMTP session already started' if @started
check_auth_args user, secret, authtype if user or secret
sock = timeout(@open_timeout) {TCPSocket.open(@address, @port) }
@socket = Net::InternetMessageIO.new(sock)
@socket.read_timeout = @read_timeout
@socket.debug_output = STDERR
check_response(critical {recv_response() } )
do_helo(helodomain)
if @usetls
raise 'openssl is not installed' unless defined?(OpenSSL)
ssl = OpenSSL::SSL::SSLSocket.new(sock)
starttls
ssl.sync_close = true
ssl.connect
@socket = Net::InternetMessageIO.new(ssl)
@socket.read_timeout = @read_timeout
@socket.debug_output = STDERR
do_helo(helodomain)
end
authenticate user, secret, authtype if user
@started = true
ensure
@socket.close if not @started and @socket and not @socket.closed?
end
def do_helo(helodomain)
begin
if @esmtp
ehlo helodomain
else
helo helodomain
end
rescue Net::ProtocolError
if @esmtp
@esmtp = false
@error_occured = false
retry
end
raise
end
end
def starttls
getok('STARTTLS')
end
def quit
begin
getok('QUIT')
rescue EOFError
# gmail sucks
end
end
end