ippool: gracefully exit with proper logs if ippool got exhausted

loxilb-io · Jun 25, 2024 · a732a2a · a732a2a
1 parent 35db2de
commit a732a2a
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Showing 2 changed files with 3 additions and 0 deletions.
diff --git a/pkg/agent/manager/gatewayapi/gateway.go b/pkg/agent/manager/gatewayapi/gateway.go
@@ -195,6 +195,7 @@ func (gm *GatewayManager) createGateway(gw *v1.Gateway) error {
 		newIP, identIPAM := ipPool.GetNewIPAddr(GenKey(gw.Namespace, gw.Name), 0, "")
 		if newIP == nil {
 			klog.Error("gateway ip pool failure")
+			klog.Exit("kube-loxilb cant run optimally anymore")
 			return fmt.Errorf("failed to generate gateway address")
 		}
 

diff --git a/pkg/agent/manager/loadbalancer/loadbalancer.go b/pkg/agent/manager/loadbalancer/loadbalancer.go
@@ -1413,6 +1413,7 @@ func (m *Manager) getIngressSvcPairs(service *corev1.Service, addrType string, l
 			newIP, identIPAM = ipPool.GetNewIPAddr(cacheKey, uint32(portNum), proto)
 			if newIP == nil {
 				klog.Errorf("failed to generate external IP. IP Pool is full")
+				klog.Exit("kube-loxilb cant run optimally anymore")
 				return nil, errors.New("failed to generate external IP. IP Pool is full"), hasExtIPAllocated
 			}
 			sp = SvcPair{newIP.String(), portNum, proto, true, false, identIPAM, true, port}
@@ -1505,6 +1506,7 @@ func (m *Manager) getIngressSecSvcPairs(service *corev1.Service, numSecondary in
 					rpool.ReturnIPAddr(sPairs[j].IPString, sPairs[j].IdentIPAM)
 				}
 				klog.Errorf("failed to generate external secondary IP. IP Pool is full")
+				klog.Exit("kube-loxilb cant run optimally anymore")
 				return nil, errors.New("failed to generate external secondary IP. IP Pool is full")
 			}
 			sp := SvcPair{newIP.String(), portNum, proto, true, false, identIPAM, true, port}