gNMI-1.10-Add support for GetAll gnmi requests (#3801)

* gNMI-1.10-Add support for GetAll gnmi requests

Support added to check the following paths

 - /interfaces/interface[name=*]/state/
 - /interfaces/interface[name=*]/ethernet/
 - /components/component[name=*]/transceiver/

* Update telemetry_basic_check_test.go

* Update README.md

* Update README.md

* Update README.md

* Update README.md

---------

Co-authored-by: Swetha-haridasula <haridasula@google.com>

feature/gnmi/otg_tests/telemetry_basic_check_test/README.md

@@ -12,17 +12,21 @@ following features:
 *   Ethernet interface
 
     *   Check the telemetry port-speed exists with correct speed.
-        *   /interfaces/interfaces/interface/ethernet/state/port-speed
     *   Check the telemetry mac-address with correct format.
-        *   /interfaces/interfaces/interface/ethernet/state/mac-address
+    *   Check if the telemetry get all path exists and returns correct responses for mac address and port-speed
+        *   /interfaces/interface/ethernet/state/port-speed
+        *   /interfaces/interface/ethernet/state/mac-address
 
 
 *   Interface status
 
     *   Check admin-status and oper-status exist and correct.
         *   /interfaces/interfaces/interface/state/admin-status
         *   /interfaces/interfaces/interface/state/oper-status
+    *   Check if the telemetry get all path exists and returns correct responses for admin-status, admin-status and last-change
+        *   /interfaces/interface/state/
 
+          
 *   Interface physical channel
 
     *   Check interface physical-channel exists.
@@ -68,6 +72,10 @@ following features:
     *   Check the following component paths exists
         *   /components/component/integrated-circuit/state/node-id
         *   /components/component/state/parent
+
+    *   Check if the telemetry get all path exists and returns correct responses for transceiver state
+        *   /components/component/state/transceiver/state
+
 
 *   CPU component state
 
@@ -125,6 +133,8 @@ paths:
 
   ## State Paths ##
   /interfaces/interface/state/admin-status:
+  /interfaces/interface/state/oper-status:
+  /interfaces/interface/state/last-change:
   /lacp/interfaces/interface/members/member/state/interface:
   /lacp/interfaces/interface/members/member/state/counters/lacp-in-pkts:
   /lacp/interfaces/interface/members/member/state/counters/lacp-out-pkts:
@@ -135,10 +145,9 @@ paths:
   /lacp/interfaces/interface/members/member/state/partner-key:
   /lacp/interfaces/interface/members/member/state/partner-port-num:
   /interfaces/interface/ethernet/state/mac-address:
+  /interfaces/interface/ethernet/state/port-speed:
   /interfaces/interface/state/hardware-port:
   /interfaces/interface/state/id:
-  /interfaces/interface/state/oper-status:
-  /interfaces/interface/ethernet/state/port-speed:
   /interfaces/interface/state/physical-channel:
   /components/component/integrated-circuit/state/node-id:
     platform_type: [ "INTEGRATED_CIRCUIT" ]
@@ -150,6 +159,12 @@ paths:
         "POWER_SUPPLY",
         "INTEGRATED_CIRCUIT"
     ]
+  /components/component/transceiver/state/form-factor:
+    platform_type: [ "TRANSCEIVER" ]
+  /components/component/transceiver/state/serial-no:
+    platform_type: [ "TRANSCEIVER" ]
+  /components/component/transceiver/state/present:
+    platform_type: [ "TRANSCEIVER" ]
   /interfaces/interface/state/counters/in-octets:
   /interfaces/interface/state/counters/in-unicast-pkts:
   /interfaces/interface/state/counters/in-broadcast-pkts:

feature/gnmi/otg_tests/telemetry_basic_check_test/telemetry_basic_check_test.go

@@ -124,6 +124,20 @@ func TestEthernetMacAddress(t *testing.T) {
 	}
 }
 
+func TestEthernetWildcard(t *testing.T) {
+	t.Helper()
+	dut := ondatra.DUT(t, "dut")
+	portsSpeeds := gnmi.LookupAll(t, dut, gnmi.OC().InterfaceAny().Ethernet().PortSpeed().State())
+	// Iterate over the retrieved port speeds.
+	for _, portSpeed := range portsSpeeds {
+		t.Logf("Ethernet path and speed: %v", portSpeed)
+	}
+	macAddresses := gnmi.LookupAll(t, dut, gnmi.OC().InterfaceAny().Ethernet().MacAddress().State())
+	for _, macAddress := range macAddresses {
+		t.Logf("Ethernet path and MacAddress: %v", macAddress)
+	}
+}
+
 func TestInterfaceAdminStatus(t *testing.T) {
 	dut := ondatra.DUT(t, "dut")
 	dp := dut.Port(t, "port1")
@@ -358,6 +372,14 @@ func TestQoSCounters(t *testing.T) {
 	}
 }
 
+func TestInterfaceWildcard(t *testing.T) {
+	dut := ondatra.DUT(t, "dut")
+	interfaceStates := gnmi.GetAll(t, dut, gnmi.OC().InterfaceAny().State())
+	for _, intf := range interfaceStates {
+		t.Logf("Interface Name: %v, Interface AdminStatus: %v, Interface OperStatus: %v, Last change: %v", intf.GetName(), intf.GetAdminStatus(), intf.GetOperStatus(), intf.GetLastChange())
+	}
+}
+
 func findComponentsListByType(t *testing.T, dut *ondatra.DUTDevice) map[string][]string {
 	t.Helper()
 	componentType := map[string]oc.E_PlatformTypes_OPENCONFIG_HARDWARE_COMPONENT{
@@ -467,6 +489,19 @@ func TestComponentParent(t *testing.T) {
 	}
 }
 
+func TestComponentTransceiverWildcard(t *testing.T) {
+	dut := ondatra.DUT(t, "dut")
+	transceivers := gnmi.GetAll(t, dut, gnmi.OC().ComponentAny().Transceiver().State())
+	for _, tcv := range transceivers {
+		if tcv.GetPresent() == oc.Transceiver_Present_PRESENT {
+			t.Logf("Serial Number: %s, Transceiver Form Factor: %v", tcv.GetSerialNo(), tcv.GetFormFactor())
+		}
+		if tcv.GetPresent() != oc.Transceiver_Present_PRESENT {
+			t.Logf("Transceiver Not Present : %v", tcv)
+		}
+	}
+}
+
 func TestSoftwareVersion(t *testing.T) {
 	dut := ondatra.DUT(t, "dut")