add status update for httproute gateway

adapter/internal/discovery/xds/common/utils.go

@@ -19,11 +19,13 @@
 package common
 
 import (
-	"sync"
 	"fmt"
 	"regexp"
 	"strings"
+	"sync"
+
 	discovery "github.com/envoyproxy/go-control-plane/envoy/service/discovery/v3"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
 const nodeIDArrayMaxLength int = 20
@@ -38,12 +40,13 @@ type NodeQueue struct {
 // CheckEntryAndSwapToEnd function does the following. Recently accessed entry is removed last.
 // Array should have a maximum length. If the the provided nodeId may or may not be within the array.
 //
-// 1. If the array's maximum length is not reached after adding the new element and the element is not inside the array,
-// 		append the element to the end.
-// 2. If the array is at maximum length and element is not within the array, the new entry should be appended to the end
-//		and the 0th element should be removed.
-// 3. If the array is at the maximum length and element is inside the array, the new element should be appended and the already
-// 		existing entry should be removed from the position.
+//  1. If the array's maximum length is not reached after adding the new element and the element is not inside the array,
+//     append the element to the end.
+//  2. If the array is at maximum length and element is not within the array, the new entry should be appended to the end
+//     and the 0th element should be removed.
+//  3. If the array is at the maximum length and element is inside the array, the new element should be appended and the already
+//     existing entry should be removed from the position.
+//
 // Returns the modified array and true if the entry is a new addition.
 func (nodeQueue *NodeQueue) checkEntryAndMoveToEnd(nodeID string) (isNewAddition bool) {
 	matchedIndex := -1
@@ -131,3 +134,37 @@ func MatchesHostname(domain, pattern string) bool {
 
 	return matched
 }
+
+// PointerCopy returns a pointer to a new memory location containing a copy of the input value.
+func PointerCopy[T any](x T) *T {
+	return &x
+}
+
+// AreConditionsSame checks if two metav1.Condition objects have the same attributes.
+// It returns true if all the attributes (Type, Status, Reason, Message, ObservedGeneration)
+// are equal, otherwise it returns false.
+func AreConditionsSame(condition1 metav1.Condition, condition2 metav1.Condition) bool {
+	return condition1.Type == condition2.Type &&
+		condition1.Status == condition2.Status &&
+		condition1.Reason == condition2.Reason &&
+		condition1.Message == condition2.Message &&
+		condition1.ObservedGeneration == condition2.ObservedGeneration
+}
+
+// BothListContainsSameConditions checks if two lists of metav1.Conditions contain the same conditions.
+// It returns true if all conditions in conditionList1 are found in conditionList2.
+func BothListContainsSameConditions(conditionList1 []metav1.Condition, conditionList2 []metav1.Condition) bool {
+	for _, condition1 := range conditionList1 {
+		flag := false
+		for _, condition2 := range conditionList2 {
+			flag = AreConditionsSame(condition1, condition2)
+			if flag {
+				continue
+			}
+		}
+		if !flag {
+			return false
+		}
+	}
+	return true
+}

adapter/internal/discovery/xds/common/utils_test.go

@@ -73,3 +73,25 @@ func generateNodeArray(length int) []string {
 	}
 	return array
 }
+
+func TestMatchDomain(t *testing.T) {
+	tests := []struct {
+		domain   string
+		pattern  string
+		expected bool
+	}{
+		{"test.google.com", "*.google.com", true},
+		{"test.google2.com", "*.google.com", false},
+		{"sub.test.google.com", "*.google.com", true},
+		{"sub.test.google2.com", "*.google.com", false},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.domain, func(t *testing.T) {
+			actual := MatchesHostname(tt.domain, tt.pattern)
+			if actual != tt.expected {
+				t.Errorf("Expected %v, but got %v", tt.expected, actual)
+			}
+		})
+	}
+}

adapter/internal/discovery/xds/server.go

@@ -349,7 +349,7 @@ func GenerateEnvoyResoucesForGateway(gatewayName string) ([]types.Resource,
 	// Find gateway listeners that has $systemHost as its hostname and add the system routeConfig referencing those listeners
 	gatewayListeners := dataholder.GetAllGatewayListenerSections()
 	for _, listener := range gatewayListeners {
-		if systemHost == string(*listener.Hostname) {
+		if listener.Hostname != nil && systemHost == string(*listener.Hostname) {
 			var vhostToRouteArrayFilteredMapForSystemEndpoints = make(map[string][]*routev3.Route)
 			vhostToRouteArrayFilteredMapForSystemEndpoints[systemHost] = vhostToRouteArrayMap[systemHost]
 			routeConfigName := common.GetEnvoyRouteConfigName(common.GetEnvoyListenerName(string(listener.Protocol), uint32(listener.Port)), string(listener.Name))

adapter/internal/oasparser/envoyconf/listener.go

@@ -87,7 +87,7 @@ func CreateListenerByGateway(gateway *gwapiv1.Gateway, resolvedListenerCerts map
 		}
 		protocolListenerMap[listener.Protocol][port] = append(protocolListenerMap[listener.Protocol][port], listener)
 	}
-	loggers.LoggerAPKOperator.Infof("CreateListenerByGateway is called. ProtocolListenerMap: %+v", protocolListenerMap)
+	loggers.LoggerAPKOperator.Debugf("CreateListenerByGateway is called. ProtocolListenerMap: %+v, gateway %+v", protocolListenerMap, gateway.Spec.Listeners)
 	listenerList := make([]*listenerv3.Listener, 0)
 	for protocol, protocolPort := range protocolListenerMap {
 		for port, listeners := range protocolPort {
@@ -109,9 +109,13 @@ func CreateListenerByGateway(gateway *gwapiv1.Gateway, resolvedListenerCerts map
 		end`)
 				}
 				listenerName = common.GetEnvoyListenerName(string(protocol), port)
-				filterChainMatch := &listenerv3.FilterChainMatch{
-					ServerNames: []string{string(*listenerObj.Hostname)},
+				var filterChainMatch *listenerv3.FilterChainMatch
+				if listenerObj.Hostname != nil {
+					filterChainMatch = &listenerv3.FilterChainMatch{
+						ServerNames: []string{string(*listenerObj.Hostname)},
+					}
 				}
+
 				var transportSocket *corev3.TransportSocket
 				if protocol == gwapiv1.HTTPSProtocolType {
 					publicCertData := resolvedListenerCerts[string(listenerObj.Name)]["tls.crt"]

adapter/internal/operator/constants/constants.go

@@ -24,13 +24,16 @@ const (
 	ApplicationController  string = "ApplicationController"
 	SubscriptionController string = "SubscriptionController"
 	TokenIssuerController  string = "TokenIssuerController"
+	HTTPRouteController    string = "HttpRouteController"
+	GatewayClassController string = "GatewayClassController"
 )
 
 // API events related constants
 const (
 	Create string = "CREATED"
 	Update string = "UPDATED"
 	Delete string = "DELETED"
+	Accept string = "Accepted"
 )
 
 // Environment variable names and default values