Rsyslog: support multiple actions in filters and selectors (#653)

lenses/rsyslog.aug

@@ -65,11 +65,17 @@ let hostname = [ label "hostname" .
       ( Syslog.plus | [ Build.xchgs "-" "reverse" ] ) .
       Syslog.hostnames . Util.eol .  Syslog.entries ]
 
+(* View: actions *)
+let actions =
+     let prop_act  = [ label "action" . action ]
+  in let act_sep = del /[ \t]*\n&[ \t]*/ "\n& "
+  in Build.opt_list prop_act act_sep
+
 (* View: entry
    An entry contains selectors and an action
 *)
 let entry = [ label "entry" . Syslog.selectors . Syslog.sep_tab .
-              [ label "action" . action ] . Util.eol ]
+              actions . Util.eol ]
 
 (* View: prop_filter
    Parses property-based filters, which start with ":" and the property name *)
@@ -78,9 +84,8 @@ let prop_filter =
   in let prop_name = [ Util.del_str ":" . label "property" . store Rx.word ]
   in let prop_oper = [ label "operation" . store /[A-Za-z!-]+/ ]
   in let prop_val  = [ label "value" . Quote.do_dquote (store /[^\n"]*/) ]
-  in let prop_act  = [ label "action" . action ]
   in [ label "filter" . prop_name . sep . prop_oper . sep . prop_val .
-       Sep.space . prop_act . Util.eol ]
+       Sep.space . actions . Util.eol ]
 
 let entries = ( Syslog.empty | Util.comment | entry | macro | config_object | prop_filter )*
 

lenses/tests/test_rsyslog.aug

@@ -222,3 +222,40 @@ test Rsyslog.lns get "*.* ?DynamicFile\n" =
       { "dynamic" = "DynamicFile" }
     }
   }
+
+(* Multiple actions in filters and selectors *)
+test Rsyslog.lns get ":msg, startswith, \"iptables:\" -/var/log/iptables.log
+& ~
+# Save boot messages also to boot.log
+local7.*                                                /var/log/boot.log
+local3.err                                              /var/log/nfsen/nfsenlog
+& /var/log/also.log
+\n" =
+  { "filter"
+    { "property" = "msg" }
+    { "operation" = "startswith" }
+    { "value" = "iptables:" }
+    { "action"
+      { "no_sync" }
+      { "file" = "/var/log/iptables.log" } }
+    { "action"
+      { "discard" } }
+  }
+  { "#comment" = "Save boot messages also to boot.log" }
+  { "entry"
+    { "selector"
+      { "facility" = "local7" }
+      { "level" = "*" } }
+    { "action"
+      { "file" = "/var/log/boot.log" } }
+  }
+  { "entry"
+    { "selector"
+      { "facility" = "local3" }
+      { "level" = "err" } }
+    { "action"
+      { "file" = "/var/log/nfsen/nfsenlog" } }
+    { "action"
+      { "file" = "/var/log/also.log" } } }
+  {  }
+