[portorch]: Skip to create port if the lane set isn't available in ASIC (#1923)

* Skip create port if the lane set isn't available in ASIC

Signed-off-by: Ze Gan <[email protected]>

* Fix port breakout

Signed-off-by: Ze Gan <[email protected]>

* Revert "Fix port breakout"

This reverts commit b6c62b9.

* Revert "Skip create port if the lane set isn't available in ASIC"

This reverts commit f521da3.

* Skip if add port failure

Signed-off-by: Ze Gan <[email protected]>

* Fix bug

Signed-off-by: Ze Gan <[email protected]>

* Skip if init port failure

Signed-off-by: Ze Gan <[email protected]>

Author: Pterosaur

orchagent/orch.cpp

@@ -705,6 +705,23 @@ task_process_status Orch::handleSaiCreateStatus(sai_api_t api, sai_status_t stat
                     exit(EXIT_FAILURE);
             }
             break;
+        case SAI_API_HOSTIF:
+            switch (status)
+            {
+                case SAI_STATUS_SUCCESS:
+                    return task_success;
+                case SAI_STATUS_FAILURE:
+                    /*
+                     * Host interface maybe failed due to lane not available.
+                     * In some scenarios, like SONiC virtual machine, the invalid lane may be not enabled by VM configuration,
+                     * So just ignore the failure and report an error log.
+                     */
+                    return task_ignore;
+                default:
+                    SWSS_LOG_ERROR("Encountered failure in create operation, exiting orchagent, SAI API: %s, status: %s",
+                                sai_serialize_api(api).c_str(), sai_serialize_status(status).c_str());
+                    exit(EXIT_FAILURE);
+            }
         default:
             switch (status)
             {

orchagent/portsorch.cpp

@@ -2747,7 +2747,9 @@ void PortsOrch::doPortTask(Consumer &consumer)
 
                     if (!initPort(get<0>(it->second), get<5>(it->second), get<4>(it->second), it->first))
                     {
-                        throw runtime_error("PortsOrch initialization failure.");
+                        // Failure has been recorded in initPort
+                        it++;
+                        continue;
                     }
 
                     initPortSupportedSpeeds(get<0>(it->second), m_portListLaneMap[it->first]);