[qosorch] Update QoS scheduler params for shaping features (sonic-net#1296)

* Add shaping meter_type field to SCHEDULER_TABLE
* Add scheduler reference field to PORT_QOS_MAP table for port level shaping
* Refer to corresponding design document for more details: sonic-net/SONiC#535

Signed-off-by: Michael Li <michael.li@broadcom.com>

Author: michaelli10

doc/swss-schema.md

@@ -256,23 +256,48 @@ and reflects the LAG ports into the redis under: `LAG_TABLE:<team0>:port`
 ### SCHEDULER_TABLE
     ; Scheduler table
     ; SAI mapping - saicheduler.h
-    key      = "SCHEDULER_TABLE":name
-    ; field     value
-    type     = "DWRR"/"WRR"/"PRIORITY"
-    weight   = 1*DIGIT
-    priority = 1*DIGIT
+    key        = "SCHEDULER_TABLE":name
+    ; field      value
+    type       = "DWRR"/"WRR"/"STRICT"
+    weight     = 2*DIGIT
+    priority   = 1*DIGIT
+    meter_type = "packets"/"bytes"
+    cir        = 1*11 DIGIT  ; guaranteed rate in pps or bytes/sec
+    cbs        = 1*11 DIGIT  ; guaranteed burst size in packets or bytes
+    pir        = 1*11 DIGIT  ; max rate in pps or bytes/sec
+    pbs        = 1*11 DIGIT  ; max burst size in packets or bytes
 
     Example:
     127.0.0.1:6379> hgetall SCHEDULER_TABLE:BEST_EFFORT
-    1) "type"
-    2) "PRIORITY"
-    3) "priority"
-    4) "7"
+     1) "type"
+     2) "PRIORITY"
+     3) "priority"
+     4) "7"
+     5) "meter_type"
+     6) "bytes"
+     7) "cir"
+     8) "1000000000"
+     9) "cbs"
+    10) "8192"
+    11) "pir"
+    12) "1250000000"
+    13) "pbs"
+    14) "8192"
     127.0.0.1:6379> hgetall SCHEDULER_TABLE:SCAVENGER
-    1) "type"
-    2) "DWRR"
-    3) "weight"
-    4) "35"
+     1) "type"
+     2) "DWRR"
+     3) "weight"
+     4) "35"
+     5) "meter_type"
+     6) "bytes"
+     7) "cir"
+     8) "1000000000"
+     9) "cbs"
+    10) "8192"
+    11) "pir"
+    12) "1250000000"
+    13) "pbs"
+    14) "8192"
 
 ---------------------------------------------
 ### WRED\_PROFILE\_TABLE

orchagent/qosorch.cpp

@@ -49,7 +49,13 @@ map<string, sai_port_attr_t> qos_to_attr_map = {
     {tc_to_queue_field_name, SAI_PORT_ATTR_QOS_TC_TO_QUEUE_MAP},
     {tc_to_pg_map_field_name, SAI_PORT_ATTR_QOS_TC_TO_PRIORITY_GROUP_MAP},
     {pfc_to_pg_map_name, SAI_PORT_ATTR_QOS_PFC_PRIORITY_TO_PRIORITY_GROUP_MAP},
-    {pfc_to_queue_map_name, SAI_PORT_ATTR_QOS_PFC_PRIORITY_TO_QUEUE_MAP}
+    {pfc_to_queue_map_name, SAI_PORT_ATTR_QOS_PFC_PRIORITY_TO_QUEUE_MAP},
+    {scheduler_field_name, SAI_PORT_ATTR_QOS_SCHEDULER_PROFILE_ID}
+};
+
+map<string, sai_meter_type_t> scheduler_meter_map = {
+    {"packets", SAI_METER_TYPE_PACKETS},
+    {"bytes", SAI_METER_TYPE_BYTES}
 };
 
 type_map QosOrch::m_qos_maps = {
@@ -813,28 +819,35 @@ task_process_status QosOrch::handleSchedulerTable(Consumer& consumer)
                 // TODO: The meaning is to be able to adjus priority of the given scheduler group.
                 // However currently SAI model does not provide such ability.
             }
+            else if (fvField(*i) == scheduler_meter_type_field_name)
+            {
+                sai_meter_type_t meter_value = scheduler_meter_map.at(fvValue(*i));
+                attr.id = SAI_SCHEDULER_ATTR_METER_TYPE;
+                attr.value.s32 = meter_value;
+                sai_attr_list.push_back(attr);
+            }
             else if (fvField(*i) == scheduler_min_bandwidth_rate_field_name)
             {
                 attr.id = SAI_SCHEDULER_ATTR_MIN_BANDWIDTH_RATE;
-                attr.value.u64 = stoul(fvValue(*i));
+                attr.value.u64 = stoull(fvValue(*i));
                 sai_attr_list.push_back(attr);
             }
             else if (fvField(*i) == scheduler_min_bandwidth_burst_rate_field_name)
             {
                 attr.id = SAI_SCHEDULER_ATTR_MIN_BANDWIDTH_BURST_RATE;
-                attr.value.u64 = stoul(fvValue(*i));
+                attr.value.u64 = stoull(fvValue(*i));
                 sai_attr_list.push_back(attr);
             }
             else if (fvField(*i) == scheduler_max_bandwidth_rate_field_name)
             {
                 attr.id = SAI_SCHEDULER_ATTR_MAX_BANDWIDTH_RATE;
-                attr.value.u64 = stoul(fvValue(*i));
+                attr.value.u64 = stoull(fvValue(*i));
                 sai_attr_list.push_back(attr);
             }
             else if (fvField(*i) == scheduler_max_bandwidth_burst_rate_field_name)
             {
                 attr.id = SAI_SCHEDULER_ATTR_MAX_BANDWIDTH_BURST_RATE;
-                attr.value.u64 = stoul(fvValue(*i));
+                attr.value.u64 = stoull(fvValue(*i));
                 sai_attr_list.push_back(attr);
             }
             else {

orchagent/qosorch.h

@@ -36,7 +36,7 @@ const string scheduler_algo_WRR                 = "WRR";
 const string scheduler_algo_STRICT              = "STRICT";
 const string scheduler_weight_field_name        = "weight";
 const string scheduler_priority_field_name      = "priority";
-
+const string scheduler_meter_type_field_name    = "meter_type";
 const string scheduler_min_bandwidth_rate_field_name       = "cir";//Committed Information Rate
 const string scheduler_min_bandwidth_burst_rate_field_name = "cbs";//Committed Burst Size
 const string scheduler_max_bandwidth_rate_field_name       = "pir";//Peak Information Rate