[ONOS-7051] Support for P4Runtime meters
Change-Id: Id71374af65aeb84b71636b4ec230dc6001a77a8b
diff --git a/pipelines/basic/src/main/resources/include/custom_headers.p4 b/pipelines/basic/src/main/resources/include/custom_headers.p4
index 035e322..a57b076 100644
--- a/pipelines/basic/src/main/resources/include/custom_headers.p4
+++ b/pipelines/basic/src/main/resources/include/custom_headers.p4
@@ -29,6 +29,7 @@
bit<16> l4_src_port;
bit<16> l4_dst_port;
next_hop_id_t next_hop_id;
+ bit<32> meter_tag;
}
-#endif
\ No newline at end of file
+#endif
diff --git a/pipelines/basic/src/main/resources/include/defines.p4 b/pipelines/basic/src/main/resources/include/defines.p4
index 0b0eeda..d9ec28d 100644
--- a/pipelines/basic/src/main/resources/include/defines.p4
+++ b/pipelines/basic/src/main/resources/include/defines.p4
@@ -27,4 +27,5 @@
const port_t CPU_PORT = 255;
+enum MeterColor_t {GREEN, YELLOW, RED};
#endif
diff --git a/pipelines/basic/src/main/resources/include/host_meter_table.p4 b/pipelines/basic/src/main/resources/include/host_meter_table.p4
new file mode 100644
index 0000000..6f581e1
--- /dev/null
+++ b/pipelines/basic/src/main/resources/include/host_meter_table.p4
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __HOST_METER_TABLE__
+#define __HOST_METER_TABLE__
+
+#include "headers.p4"
+#include "defines.p4"
+
+control host_meter_control(inout headers_t hdr,
+ inout local_metadata_t local_metadata,
+ inout standard_metadata_t standard_metadata) {
+
+ direct_meter<bit<32>>(MeterType.bytes) host_meter;
+
+ action read_meter() {
+ host_meter.read(local_metadata.meter_tag);
+ }
+
+ table host_meter_table {
+ key = {
+ hdr.ethernet.src_addr : lpm;
+ }
+ actions = {
+ read_meter();
+ NoAction;
+ }
+ meters = host_meter;
+ default_action = NoAction();
+ }
+
+ apply {
+ if (host_meter_table.apply().hit && local_metadata.meter_tag == 2) {
+ mark_to_drop();
+ }
+ }
+}
+
+#endif
diff --git a/pipelines/basic/src/main/resources/include/port_meters.p4 b/pipelines/basic/src/main/resources/include/port_meters.p4
new file mode 100644
index 0000000..710d19a
--- /dev/null
+++ b/pipelines/basic/src/main/resources/include/port_meters.p4
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef METERS
+#define METERS
+#include "defines.p4"
+
+control port_meters_ingress(inout headers_t hdr,
+ inout standard_metadata_t standard_metadata) {
+ meter(MAX_PORTS, MeterType.bytes) ingress_port_meter;
+ MeterColor_t ingress_color = MeterColor_t.GREEN;
+
+ apply {
+ ingress_port_meter.execute_meter<MeterColor_t>((bit<32>)standard_metadata.ingress_port, ingress_color);
+ if (ingress_color == MeterColor_t.RED) {
+ mark_to_drop();
+ }
+ }
+}
+
+control port_meters_egress(inout headers_t hdr,
+ inout standard_metadata_t standard_metadata) {
+
+ meter(MAX_PORTS, MeterType.bytes) egress_port_meter;
+ MeterColor_t egress_color = MeterColor_t.GREEN;
+
+ apply {
+ egress_port_meter.execute_meter<MeterColor_t>((bit<32>)standard_metadata.egress_port, egress_color);
+ if (egress_color == MeterColor_t.RED) {
+ mark_to_drop();
+ }
+ }
+}
+#endif