packet: Add a knob to disable self-hosted kubelet

This commit adds a boolean variable to controller config called `disable_self_hosted_kubelet`. Signed-off-by: Suraj Deshmukh <suraj@kinvolk.io>
kinvolk · May 14, 2020 · be81412 · be81412
1 parent 15dc436
commit be81412
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Showing 4 changed files with 11 additions and 0 deletions.
diff --git a/assets/lokomotive-kubernetes/packet/flatcar-linux/kubernetes/bootkube.tf b/assets/lokomotive-kubernetes/packet/flatcar-linux/kubernetes/bootkube.tf
@@ -24,4 +24,7 @@ module "bootkube" {
   container_arch = var.os_arch
 
   expose_on_all_interfaces = true
+
+  # Disable the self hosted kubelet
+  disable_self_hosted_kubelet = var.disable_self_hosted_kubelet
 }
diff --git a/assets/lokomotive-kubernetes/packet/flatcar-linux/kubernetes/variables.tf b/assets/lokomotive-kubernetes/packet/flatcar-linux/kubernetes/variables.tf
@@ -162,6 +162,11 @@ EOD
   default = ""
 }
 
+variable "disable_self_hosted_kubelet" {
+  description = "Disable the self hosted kubelet installed by default"
+  type = bool
+}
+
 # Certificates
 
 variable "certs_validity_period_hours" {

diff --git a/pkg/platform/packet/packet.go b/pkg/platform/packet/packet.go
@@ -89,6 +89,7 @@ type config struct {
 	ReservationIDsDefault    string            `hcl:"reservation_ids_default,optional"`
 	CertsValidityPeriodHours int               `hcl:"certs_validity_period_hours,optional"`
 	NodesDependOn            []string          // Not exposed to the user
+	DisableSelfHostedKubelet bool              `hcl:"disable_self_hosted_kubelet,optional"`
 
 	WorkerPools []workerPool `hcl:"worker_pool,block"`
 }

diff --git a/pkg/platform/packet/template.go b/pkg/platform/packet/template.go
@@ -98,6 +98,8 @@ module "packet-{{.Config.ClusterName}}" {
     {{- end }}
   ]
   {{- end }}
+
+  disable_self_hosted_kubelet = {{ .Config.DisableSelfHostedKubelet }}
 }
 
 {{ range $index, $pool := .Config.WorkerPools }}