- Modified nagios script to alert under a threshold of remaining SMS …

…& add a script to only check remaining credits (for cron usage)

Signed-off-by: Nicolas Szalay <nicolas.szalay@fotolia.com>

README

@@ -0,0 +1,4 @@
+Small utility to send Nagios alerts on a mobile phone using OVH SMS API
+
+nagios_notify_sms_ovh.rb => sends SMS
+single_checker.rb => only checks for remaining credit

conf.sample.yml

@@ -17,3 +17,5 @@ errorMail:
   server: localhost
   to: errorMail@localhost
   from: errorMail@localhost
+credit:
+  threshold: 500

nagios_notify_sms_ovh.rb

@@ -38,7 +38,7 @@ def initialize(*args)
     options[:config] = config
   end
 
-  opts.on('-m', '--mode=MODE', [:host, :service], 'Select alert object type (server, host)') do |mode|
+  opts.on('-m', '--mode=MODE', [:host, :service], 'Select alert object type (server, host, credit)') do |mode|
     options[:mode] = mode
   end
 
@@ -132,7 +132,6 @@ class MissingArg < Exception
 message = "#{type} #{state} #{hostname}/#{service}@#{time.hour}:#{time.min} #{details}"
 
 # Send the SMS through the OVH API
-
 begin
   wsdl = 'https://www.ovh.com/soapi/soapi-re-1.9.wsdl'
   soapi = SOAP::WSDLDriverFactory.new(wsdl).create_rpc_driver
@@ -141,6 +140,7 @@ class MissingArg < Exception
   unless options[:dont_send_sms]
     result = soapi.telephonySmsSend(session, config['ovhManager']['smsAccount'], config['ovhManager']['fromNumber'], phone_number, message, nil, nil, nil, nil)
   end
+
 rescue Exception => e
   puts "Error : #{e}"
   msg = <<END_OF_MESSAGE
@@ -155,5 +155,14 @@ class MissingArg < Exception
   exit 1
 end
 
+# then check the number of SMS left
+smsleft = soapi.telephonySmsCreditLeft(session, config['ovhManager']['smsAccount']).to_i
+if smsleft < config['credit']['threshold'] then
+  msg = "only #{smsleft} credits left for the nagios SMS alert !"
+  Net::SMTP.start(config['errorMail']['server']) do |smtp|
+    smtp.send_message(msg, config['errorMail']['from'], config['errorMail']['to'])
+  end
+end
+
 # Logout
 soapi.logout(session)

single_checker.rb

@@ -0,0 +1,79 @@
+#!/usr/bin/env ruby
+
+require 'yaml'
+require 'soap/wsdlDriver'
+require 'optparse'
+require 'optparse/time'
+require 'net/smtp'
+
+# Get rid of the SSL errors
+class Net::HTTP
+  alias_method :old_initialize, :initialize
+  def initialize(*args)
+    old_initialize(*args)
+    @ssl_context = OpenSSL::SSL::SSLContext.new
+    @ssl_context.verify_mode = OpenSSL::SSL::VERIFY_NONE
+  end
+end
+
+# Parse the options
+options = Hash.new
+options[:config] = nil
+options[:dont_send_sms] = false
+
+opts = OptionParser.new do |opts|
+  opts.banner = 'Usage: nagios_notify_sms_ovh.rb [options]'
+  opts.separator ''
+  opts.separator 'Options :'
+
+  opts.on('-c', '--config=PATH', 'Path to the config file') do |config|
+    options[:config] = config
+  end
+
+  opts.on('--dont-send-sms', 'Dont send the SMS') do |send|
+    options[:dont_send_sms] = true
+  end
+
+  opts.on_tail('-h', '--help', 'Show this message') do
+    puts opts
+    exit
+  end
+end
+
+begin
+  opts.parse!(ARGV)
+rescue OptionParser::ParseError => e
+  abort e.message+"\nTry --help for a list of options"
+end
+
+# Check if all arguments are here
+class MissingArg < Exception
+end
+begin
+  raise MissingArg, 'You must specify a config file' if options[:config] == nil
+
+rescue MissingArg => e
+  abort 'Error : '+e.message+"\nTry --help for a list of options"
+end
+
+# Load the config file
+config = YAML.load_file(options[:config])
+
+begin
+  wsdl = 'https://www.ovh.com/soapi/soapi-re-1.9.wsdl'
+  soapi = SOAP::WSDLDriverFactory.new(wsdl).create_rpc_driver
+
+  session = soapi.login(config['ovhManager']['nicHandle'], config['ovhManager']['password'], 'en', false)
+
+  #check the number of SMS left
+  smsleft = soapi.telephonySmsCreditLeft(session, config['ovhManager']['smsAccount']).to_i
+  if smsleft < config['credit']['threshold'] then
+    msg = "only #{smsleft} credits left for the nagios SMS alert !"
+    puts msg
+    Net::SMTP.start(config['errorMail']['server']) do |smtp|
+      smtp.send_message(msg, config['errorMail']['from'], config['errorMail']['to'])
+    end
+  end
+end
+# Logout
+soapi.logout(session)