proof of concept for dynamic template output on actions

test.conf

module (                                                                                                  
  load="imtcp"                                                                                            
)                                                                                                         
                                                                                                          
input(type="imtcp" port="514" ruleset="test_dynamic")                                                     
                                                                                                          
template(name="had_cee" type="list") {                                                                    
  constant(value="CEE WOOT WOOT: ")                                                                       
  property(name="msg")                                                                                    
}                                                                                                         
                                                                                                          
template(name="no_cee" type="list") {                                                                     
  constant(value="NO CEE SADFACE: ")                                                                      
  property(name="msg")                                                                                    
}                                                                                                         
                                                                                                          
template(name="manual" type="list") {                                                                     
  property(name="$.custom")                                                                               
  constant(value="\n")                                                                                    
}                                                                                                         
                                                                                                          
ruleset(name="test_dynamic") {                                                                            
  if $msg contains 'cee:' then {                                                                          
    set $.custom = exec_template("had_cee");                                                              
  } else {                                                                                                
    set $.custom = exec_template("no_cee");                                                               
  }                                                                                                       
                                                                                                          
  action(                                                                                                 
    name="dynamic_template_to_file"                                                                       
    type="omfile"                                                                                         
    file="/var/log/testdynamic.log"                                                                       
    template="manual"                                                                                     
  )                                                                                                       
}