Support for the Click router config language

2025-10-29 17:50:22 +00:00 · 2015-12-05 13:58:14 +01:00
parent b802045c5c
commit b1c057fa30
3 changed files with 283 additions and 0 deletions
--- a/samples/Click/sr2.click
+++ b/samples/Click/sr2.click
@@ -0,0 +1,133 @@
+rates :: AvailableRates
+elementclass sr2 {
+  $sr2_ip, $sr2_nm, $wireless_mac, $gateway, $probes|
+
+
+arp :: ARPTable();
+lt :: LinkTable(IP $sr2_ip);
+
+
+gw :: SR2GatewaySelector(ETHTYPE 0x062c,
+		      IP $sr2_ip,
+		      ETH $wireless_mac,
+		      LT lt,
+		      ARP arp,
+		      PERIOD 15,
+		      GW $gateway);
+
+
+gw -> SR2SetChecksum -> [0] output;
+
+set_gw :: SR2SetGateway(SEL gw);
+
+
+es :: SR2ETTStat(ETHTYPE 0x0641, 
+	      ETH $wireless_mac, 
+	      IP $sr2_ip, 
+	      PERIOD 30000,
+	      TAU 300000,
+	      ARP arp,
+	      PROBES $probes,
+	      ETT metric,
+	      RT rates);
+
+
+metric :: SR2ETTMetric(LT lt);
+
+
+forwarder :: SR2Forwarder(ETHTYPE 0x0643, 
+			      IP $sr2_ip, 
+			      ETH $wireless_mac, 
+			      ARP arp, 
+			      LT lt);
+
+
+querier :: SR2Querier(ETH $wireless_mac, 
+		     SR forwarder,
+		     LT lt, 
+		     ROUTE_DAMPENING true,
+		     TIME_BEFORE_SWITCH 5,
+		     DEBUG true);
+
+
+query_forwarder :: SR2MetricFlood(ETHTYPE 0x0644,
+			       IP $sr2_ip, 
+			       ETH $wireless_mac, 
+			       LT lt, 
+			       ARP arp,
+			       DEBUG false);
+
+query_responder :: SR2QueryResponder(ETHTYPE 0x0645,
+				    IP $sr2_ip, 
+				    ETH $wireless_mac, 
+				    LT lt, 
+				    ARP arp,
+				    DEBUG true);
+
+
+query_responder -> SR2SetChecksum -> [0] output;
+query_forwarder -> SR2SetChecksum -> SR2Print(forwarding) -> [0] output;
+query_forwarder [1] -> query_responder;
+
+data_ck :: SR2SetChecksum() 
+
+input [1] 
+-> host_cl :: IPClassifier(dst net $sr2_ip mask $sr2_nm,
+				-)
+-> querier
+-> data_ck;
+
+
+host_cl [1] -> [0] set_gw [0] -> querier;
+
+forwarder[0] 
+  -> dt ::DecIPTTL
+  -> data_ck
+  -> [2] output;
+
+
+dt[1] 
+-> Print(ttl-error) 
+-> ICMPError($sr2_ip, timeexceeded, 0) 
+-> querier;
+
+
+// queries
+querier [1] -> [1] query_forwarder;
+es -> SetTimestamp() -> [1] output;
+
+
+forwarder[1] //ip packets to me
+  -> SR2StripHeader()
+  -> CheckIPHeader()
+  -> from_gw_cl :: IPClassifier(src net $sr2_ip mask $sr2_nm,
+				-)
+  -> [3] output;
+
+from_gw_cl [1] -> [1] set_gw [1] -> [3] output;
+
+ input [0]
+   -> ncl :: Classifier(
+			12/0643 , //sr2_forwarder
+			12/0644 , //sr2
+			12/0645 , //replies
+			12/0641 , //sr2_es
+			12/062c , //sr2_gw
+			);
+ 
+ 
+ ncl[0] -> SR2CheckHeader() -> [0] forwarder;
+ ncl[1] -> SR2CheckHeader() -> PrintSR(query) -> query_forwarder
+ ncl[2] -> SR2CheckHeader() -> query_responder;
+ ncl[3] -> es;
+ ncl[4] -> SR2CheckHeader() -> gw;
+ 
+}
+
+
+
+Idle -> s :: sr2(2.0.0.1, 255.0.0.0, 00:00:00:00:00:01, false, "12 60 12 1500") -> Discard;
+Idle -> [1] s;
+s[1] -> Discard;
+s[2] -> Discard;
+s[3] -> Discard;