From 57ffb0724b40a821ec48bef8fc7c0ae1188495a3 Mon Sep 17 00:00:00 2001
From: kaiyou <dev@kaiyou.fr>
Date: Sat, 28 Oct 2023 20:57:20 +0200
Subject: [PATCH] Add a cluster DNS to kubelet
---
services/kubelet.go | 2 ++
services/manager.go | 4 +++-
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/services/kubelet.go b/services/kubelet.go
index c8e8c83..7246183 100644
--- a/services/kubelet.go
+++ b/services/kubelet.go
@@ -64,6 +64,8 @@ var kubeKubelet = &Unit{
// Customize the config
cfg.ContainerRuntimeEndpoint = "unix://" + ContainerdSocket
+ cfg.ClusterDNS = []string{c.networking.DNSAddress.String()}
+ cfg.ClusterDomain = fmt.Sprintf("%s.local", c.settings.Name)
// Prepare Kubelet dependencies, these are stored in a Dpeendencies instance, which is both used
// for direct access and as an argument for kubelet initialization
diff --git a/services/manager.go b/services/manager.go
index 9465b06..dbcefe7 100644
--- a/services/manager.go
+++ b/services/manager.go
@@ -43,6 +43,7 @@ type ClusterNetworking struct {
ServiceNet *net.IPNet
PodNet *net.IPNet
APIAddress net.IP
+ DNSAddress net.IP
MTU int
}
@@ -118,5 +119,6 @@ func NewClusterNetworking(clusterName string, nodeName string) *ClusterNetworkin
// API address is the first service address
apiAddress, _ := netip.AddrFromSlice(serviceNet.IP)
apiIP := net.IP(apiAddress.Next().AsSlice())
- return &ClusterNetworking{nodeNet, nodeAddress, serviceNet, podNet, apiIP, 1500}
+ dnsIP := net.IP(apiAddress.Next().Next().AsSlice())
+ return &ClusterNetworking{nodeNet, nodeAddress, serviceNet, podNet, apiIP, dnsIP, 1500}
}
--
GitLab