feat: ipam support additional pools

Author: fra98

cmd/ipam/main.go

@@ -74,7 +74,7 @@ func main() {
 		"The interval at which the IPAM will synchronize the IPAM storage.")
 	cmd.Flags().BoolVar(&options.ServerOpts.GraphvizEnabled, "enable-graphviz", false, "Enable the graphviz output for the IPAM.")
 	cmd.Flags().StringSliceVar(&options.ServerOpts.Pools, "pools",
-		[]string{"10.0.0.0/8", "192.168.0.0/16", "172.16.0.0/12"}, "The pools used by the IPAM.",
+		[]string{"10.0.0.0/8", "192.168.0.0/16", "172.16.0.0/12"}, "The pools used by the IPAM to acquire Networks and IPs from.",
 	)
 
 	// Leader election flags.

deployments/liqo/templates/liqo-ipam-deployment.yaml

@@ -56,6 +56,10 @@ spec:
             - --leader-election
             - --leader-election-namespace=$(POD_NAMESPACE)
             {{- end }}
+            {{- if .Values.ipam.additionalPools }}
+            {{- $d := dict "commandName" "--additional-pools" "list" .Values.ipam.additionalPools }}
+            {{- include "liqo.concatenateList" $d | nindent 12 }}
+            {{- end }}
             {{- if .Values.common.extraArgs }}
             {{- toYaml .Values.common.extraArgs | nindent 12 }}
             {{- end }}

pkg/ipam/initialize.go

@@ -29,6 +29,8 @@ func (lipam *LiqoIPAM) initialize(ctx context.Context) error {
 	defer lipam.mutex.Unlock()
 	klog.Info("Initializing IPAM")
 
+	klog.Infof("IPAM pools: %v", lipam.opts.Pools)
+
 	if err := lipam.initializeNetworks(ctx); err != nil {
 		return err
 	}