Add "user.authenticate" for older Zabbix servers. Update changelog an…

…d README.

ChangeLog.rdoc

@@ -2,6 +2,14 @@
 
 List of visible changes:
 
+== v0.1.2 (2012/03/27)
+
+* Older Zabbix 1.8.x used "user.authenticate" instead of "user.login", we must try both methods.
+* Improve command line parsing. It is now easier to pass parameters to a "zabbysh" script withtout
+  having to prepend "--".
+* Make some methods private.
+* Internal: add an primary key to Zabby classes (not used yet).
+
 == v0.1.1 (2012/03/14)
 
 * Initialization code (the argument given to "Zabby.init") was not executed.

README.rdoc

@@ -159,6 +159,8 @@ Now to execute the script you just have to type:
 
     # ./my_zabbix_commands.zby
 
+Zabbysh script can have their own command line parameters (with libs like 'optparse').
+
 === API use
 
 The barebone API can be used in Ruby like this:
@@ -171,6 +173,7 @@ The barebone API can be used in Ruby like this:
       set :server => "https://monitoring.example.com"
       set :user => "api_user"
       set :password => "s3cr3t"
+      # The proxy settings are of coure optional
       set :proxy_host => "http://10.10.10.10"
       set :proxy_user => "john"
       set :proxy_password => "D0e"
@@ -222,6 +225,7 @@ Farzad FARID mailto:ffarid@pragmatic-source.com
 - Nicolas Blanco (slainer68): Advices on code design and Triple Facepalming after reading other Ruby/Zabbix code.
 - Renaud Chaput (renchap): For suggesting the "zabby" name.
 - Folks on the irc channel #rubyonrails.fr@Freenode
+- Beta testers: A-Kaser, gaetronik.
 
 === Sources of inspiration
 

lib/zabby/connection.rb

@@ -55,6 +55,12 @@ def authenticate
                                     'user' => @user,
                                     'password' => @password)
       @auth = query_zabbix_rpc(auth_message)
+    rescue Zabby::APIError
+      # Older Zabbix 1.8.x used a different authentication method. You have to guess...
+      auth_message = format_message('user', 'authenticate',
+                                    'user' => @user,
+                                    'password' => @password)
+      @auth = query_zabbix_rpc(auth_message)
     rescue Exception => e
       @auth = nil
       raise e