Update Kubernetes from v1.19.3 to v1.19.4

* https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.19.md#v1194
poseidon · Nov 12, 2020 · 1113a22 · 1113a22
1 parent 152c7d8
commit 1113a22
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diff --git a/CHANGES.md b/CHANGES.md
@@ -4,6 +4,7 @@ Notable changes between versions.
 
 ## Latest
 
+* Kubernetes [v1.19.4](https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.19.md#v1194)
 * Update Cilium from v1.8.4 to [v1.9.0](https://github.com/cilium/cilium/releases/tag/v1.9.0)
 * Update Calico from v3.16.3 to [v3.16.5](https://github.com/projectcalico/calico/releases/tag/v3.16.5)
 * Remove `asset_dir` variable (defaulted off in [v1.17.0](https://github.com/poseidon/typhoon/pull/595), deprecated in [v1.18.0](https://github.com/poseidon/typhoon/pull/678))
@@ -35,6 +36,7 @@ Notable changes between versions.
 
 ## v1.19.3
 
+* Kubernetes [v1.19.3](https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.19.md#v1193)
 * Update Cilium from v1.8.3 to [v1.8.4](https://github.com/cilium/cilium/releases/tag/v1.8.4)
 * Update Calico from v1.15.3 to [v1.16.3](https://github.com/projectcalico/calico/releases/tag/v3.16.3) ([#851](https://github.com/poseidon/typhoon/pull/851))
 * Update flannel from v0.13.0-rc2 to v0.13.0 ([#219](https://github.com/poseidon/terraform-render-bootstrap/pull/219))

diff --git a/README.md b/README.md
@@ -11,7 +11,7 @@ Typhoon distributes upstream Kubernetes, architectural conventions, and cluster
 
 ## Features <a href="https://www.cncf.io/certification/software-conformance/"><img align="right" src="https://storage.googleapis.com/poseidon/certified-kubernetes.png"></a>
 
-* Kubernetes v1.19.3 (upstream)
+* Kubernetes v1.19.4 (upstream)
 * Single or multi-master, [Calico](https://www.projectcalico.org/) or [Cilium](https://github.com/cilium/cilium) or [flannel](https://github.com/coreos/flannel) networking
 * On-cluster etcd with TLS, [RBAC](https://kubernetes.io/docs/admin/authorization/rbac/)-enabled, [network policy](https://kubernetes.io/docs/concepts/services-networking/network-policies/), SELinux enforcing
 * Advanced features like [worker pools](https://typhoon.psdn.io/advanced/worker-pools/), [preemptible](https://typhoon.psdn.io/flatcar-linux/google-cloud/#preemption) workers, and [snippets](https://typhoon.psdn.io/advanced/customization/#hosts) customization
@@ -54,7 +54,7 @@ Define a Kubernetes cluster by using the Terraform module for your chosen platfo
 
 ```tf
 module "yavin" {
-  source = "git::https://github.com/poseidon/typhoon//google-cloud/fedora-coreos/kubernetes?ref=v1.19.3"
+  source = "git::https://github.com/poseidon/typhoon//google-cloud/fedora-coreos/kubernetes?ref=v1.19.4"
 
   # Google Cloud
   cluster_name  = "yavin"
@@ -93,9 +93,9 @@ In 4-8 minutes (varies by platform), the cluster will be ready. This Google Clou
 $ export KUBECONFIG=/home/user/.kube/configs/yavin-config
 $ kubectl get nodes
 NAME                                       ROLES    STATUS  AGE  VERSION
-yavin-controller-0.c.example-com.internal  <none>   Ready   6m   v1.19.3
-yavin-worker-jrbf.c.example-com.internal   <none>   Ready   5m   v1.19.3
-yavin-worker-mzdm.c.example-com.internal   <none>   Ready   5m   v1.19.3
+yavin-controller-0.c.example-com.internal  <none>   Ready   6m   v1.19.4
+yavin-worker-jrbf.c.example-com.internal   <none>   Ready   5m   v1.19.4
+yavin-worker-mzdm.c.example-com.internal   <none>   Ready   5m   v1.19.4
 ```
 
 List the pods.

diff --git a/aws/fedora-coreos/kubernetes/README.md b/aws/fedora-coreos/kubernetes/README.md
@@ -11,7 +11,7 @@ Typhoon distributes upstream Kubernetes, architectural conventions, and cluster
 
 ## Features <a href="https://www.cncf.io/certification/software-conformance/"><img align="right" src="https://storage.googleapis.com/poseidon/certified-kubernetes.png"></a>
 
-* Kubernetes v1.19.3 (upstream)
+* Kubernetes v1.19.4 (upstream)
 * Single or multi-master, [Calico](https://www.projectcalico.org/) or [Cilium](https://github.com/cilium/cilium) or [flannel](https://github.com/coreos/flannel) networking
 * On-cluster etcd with TLS, [RBAC](https://kubernetes.io/docs/admin/authorization/rbac/)-enabled, [network policy](https://kubernetes.io/docs/concepts/services-networking/network-policies/), SELinux enforcing
 * Advanced features like [worker pools](https://typhoon.psdn.io/advanced/worker-pools/), [spot](https://typhoon.psdn.io/fedora-coreos/aws/#spot) workers, and [snippets](https://typhoon.psdn.io/advanced/customization/#hosts) customization

diff --git a/aws/fedora-coreos/kubernetes/bootstrap.tf b/aws/fedora-coreos/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=1c3d293f7c42b1da94e412f1fcfcbd82cd040400"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=49216ab82c236520204c4c85c8e52edbd722e1f4"
 
   cluster_name          = var.cluster_name
   api_servers           = [format("%s.%s", var.cluster_name, var.dns_zone)]

diff --git a/aws/fedora-coreos/kubernetes/fcc/controller.yaml b/aws/fedora-coreos/kubernetes/fcc/controller.yaml
@@ -52,7 +52,7 @@ systemd:
         Description=Kubelet (System Container)
         Wants=rpc-statd.service
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/cni/net.d
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/manifests
         ExecStartPre=/bin/mkdir -p /opt/cni/bin
@@ -119,7 +119,7 @@ systemd:
             --volume /opt/bootstrap/assets:/assets:ro,Z \
             --volume /opt/bootstrap/apply:/apply:ro,Z \
             --entrypoint=/apply \
-            quay.io/poseidon/kubelet:v1.19.3
+            quay.io/poseidon/kubelet:v1.19.4
         ExecStartPost=/bin/touch /opt/bootstrap/bootstrap.done
         ExecStartPost=-/usr/bin/podman stop bootstrap
 storage:

diff --git a/aws/fedora-coreos/kubernetes/workers/fcc/worker.yaml b/aws/fedora-coreos/kubernetes/workers/fcc/worker.yaml
@@ -25,7 +25,7 @@ systemd:
         Description=Kubelet (System Container)
         Wants=rpc-statd.service
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/cni/net.d
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/manifests
         ExecStartPre=/bin/mkdir -p /opt/cni/bin
@@ -84,7 +84,7 @@ systemd:
         [Unit]
         Description=Delete Kubernetes node on shutdown
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         Type=oneshot
         RemainAfterExit=true
         ExecStart=/bin/true

diff --git a/aws/flatcar-linux/kubernetes/README.md b/aws/flatcar-linux/kubernetes/README.md
@@ -11,7 +11,7 @@ Typhoon distributes upstream Kubernetes, architectural conventions, and cluster
 
 ## Features <a href="https://www.cncf.io/certification/software-conformance/"><img align="right" src="https://storage.googleapis.com/poseidon/certified-kubernetes.png"></a>
 
-* Kubernetes v1.19.3 (upstream)
+* Kubernetes v1.19.4 (upstream)
 * Single or multi-master, [Calico](https://www.projectcalico.org/) or [Cilium](https://github.com/cilium/cilium) or [flannel](https://github.com/coreos/flannel) networking
 * On-cluster etcd with TLS, [RBAC](https://kubernetes.io/docs/admin/authorization/rbac/)-enabled, [network policy](https://kubernetes.io/docs/concepts/services-networking/network-policies/)
 * Advanced features like [worker pools](https://typhoon.psdn.io/advanced/worker-pools/), [spot](https://typhoon.psdn.io/flatcar-linux/aws/#spot) workers, and [snippets](https://typhoon.psdn.io/advanced/customization/#hosts) customization

diff --git a/aws/flatcar-linux/kubernetes/bootstrap.tf b/aws/flatcar-linux/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=1c3d293f7c42b1da94e412f1fcfcbd82cd040400"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=49216ab82c236520204c4c85c8e52edbd722e1f4"
 
   cluster_name          = var.cluster_name
   api_servers           = [format("%s.%s", var.cluster_name, var.dns_zone)]

diff --git a/aws/flatcar-linux/kubernetes/cl/controller.yaml b/aws/flatcar-linux/kubernetes/cl/controller.yaml
@@ -55,7 +55,7 @@ systemd:
         After=docker.service
         Wants=rpc-statd.service
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         Environment=KUBELET_CGROUP_DRIVER=${cgroup_driver}
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/cni/net.d
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/manifests
@@ -117,7 +117,7 @@ systemd:
         Type=oneshot
         RemainAfterExit=true
         WorkingDirectory=/opt/bootstrap
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         ExecStart=/usr/bin/docker run \
             -v /etc/kubernetes/bootstrap-secrets:/etc/kubernetes/secrets:ro \
             -v /opt/bootstrap/assets:/assets:ro \

diff --git a/aws/flatcar-linux/kubernetes/workers/cl/worker.yaml b/aws/flatcar-linux/kubernetes/workers/cl/worker.yaml
@@ -27,7 +27,7 @@ systemd:
         After=docker.service
         Wants=rpc-statd.service
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         Environment=KUBELET_CGROUP_DRIVER=${cgroup_driver}
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/cni/net.d
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/manifests
@@ -89,7 +89,7 @@ systemd:
         [Unit]
         Description=Delete Kubernetes node on shutdown
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         Type=oneshot
         RemainAfterExit=true
         ExecStart=/bin/true

diff --git a/azure/fedora-coreos/kubernetes/README.md b/azure/fedora-coreos/kubernetes/README.md
@@ -11,7 +11,7 @@ Typhoon distributes upstream Kubernetes, architectural conventions, and cluster
 
 ## Features <a href="https://www.cncf.io/certification/software-conformance/"><img align="right" src="https://storage.googleapis.com/poseidon/certified-kubernetes.png"></a>
 
-* Kubernetes v1.19.3 (upstream)
+* Kubernetes v1.19.4 (upstream)
 * Single or multi-master, [Calico](https://www.projectcalico.org/) or [Cilium](https://github.com/cilium/cilium) or [flannel](https://github.com/coreos/flannel) networking
 * On-cluster etcd with TLS, [RBAC](https://kubernetes.io/docs/admin/authorization/rbac/)-enabled, [network policy](https://kubernetes.io/docs/concepts/services-networking/network-policies/), SELinux enforcing
 * Advanced features like [worker pools](https://typhoon.psdn.io/advanced/worker-pools/), [spot priority](https://typhoon.psdn.io/fedora-coreos/azure/#low-priority) workers, and [snippets](https://typhoon.psdn.io/advanced/customization/#hosts) customization

diff --git a/azure/fedora-coreos/kubernetes/bootstrap.tf b/azure/fedora-coreos/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=1c3d293f7c42b1da94e412f1fcfcbd82cd040400"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=49216ab82c236520204c4c85c8e52edbd722e1f4"
 
   cluster_name = var.cluster_name
   api_servers  = [format("%s.%s", var.cluster_name, var.dns_zone)]

diff --git a/azure/fedora-coreos/kubernetes/fcc/controller.yaml b/azure/fedora-coreos/kubernetes/fcc/controller.yaml
@@ -51,7 +51,7 @@ systemd:
         Description=Kubelet (System Container)
         Wants=rpc-statd.service
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/cni/net.d
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/manifests
         ExecStartPre=/bin/mkdir -p /opt/cni/bin
@@ -118,7 +118,7 @@ systemd:
             --volume /opt/bootstrap/assets:/assets:ro,Z \
             --volume /opt/bootstrap/apply:/apply:ro,Z \
             --entrypoint=/apply \
-            quay.io/poseidon/kubelet:v1.19.3
+            quay.io/poseidon/kubelet:v1.19.4
         ExecStartPost=/bin/touch /opt/bootstrap/bootstrap.done
         ExecStartPost=-/usr/bin/podman stop bootstrap
 storage:

diff --git a/azure/fedora-coreos/kubernetes/workers/fcc/worker.yaml b/azure/fedora-coreos/kubernetes/workers/fcc/worker.yaml
@@ -24,7 +24,7 @@ systemd:
         Description=Kubelet (System Container)
         Wants=rpc-statd.service
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/cni/net.d
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/manifests
         ExecStartPre=/bin/mkdir -p /opt/cni/bin
@@ -83,7 +83,7 @@ systemd:
         [Unit]
         Description=Delete Kubernetes node on shutdown
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         Type=oneshot
         RemainAfterExit=true
         ExecStart=/bin/true

diff --git a/azure/flatcar-linux/kubernetes/README.md b/azure/flatcar-linux/kubernetes/README.md
@@ -11,7 +11,7 @@ Typhoon distributes upstream Kubernetes, architectural conventions, and cluster
 
 ## Features <a href="https://www.cncf.io/certification/software-conformance/"><img align="right" src="https://storage.googleapis.com/poseidon/certified-kubernetes.png"></a>
 
-* Kubernetes v1.19.3 (upstream)
+* Kubernetes v1.19.4 (upstream)
 * Single or multi-master, [Calico](https://www.projectcalico.org/) or [Cilium](https://github.com/cilium/cilium) or [flannel](https://github.com/coreos/flannel) networking
 * On-cluster etcd with TLS, [RBAC](https://kubernetes.io/docs/admin/authorization/rbac/)-enabled, [network policy](https://kubernetes.io/docs/concepts/services-networking/network-policies/)
 * Advanced features like [worker pools](https://typhoon.psdn.io/advanced/worker-pools/), [low-priority](https://typhoon.psdn.io/flatcar-linux/azure/#low-priority) workers, and [snippets](https://typhoon.psdn.io/advanced/customization/#hosts) customization

diff --git a/azure/flatcar-linux/kubernetes/bootstrap.tf b/azure/flatcar-linux/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=1c3d293f7c42b1da94e412f1fcfcbd82cd040400"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=49216ab82c236520204c4c85c8e52edbd722e1f4"
 
   cluster_name = var.cluster_name
   api_servers  = [format("%s.%s", var.cluster_name, var.dns_zone)]

diff --git a/azure/flatcar-linux/kubernetes/cl/controller.yaml b/azure/flatcar-linux/kubernetes/cl/controller.yaml
@@ -55,7 +55,7 @@ systemd:
         After=docker.service
         Wants=rpc-statd.service
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         Environment=KUBELET_CGROUP_DRIVER=${cgroup_driver}
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/cni/net.d
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/manifests
@@ -117,7 +117,7 @@ systemd:
         Type=oneshot
         RemainAfterExit=true
         WorkingDirectory=/opt/bootstrap
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         ExecStart=/usr/bin/docker run \
             -v /etc/kubernetes/bootstrap-secrets:/etc/kubernetes/secrets:ro \
             -v /opt/bootstrap/assets:/assets:ro \

diff --git a/azure/flatcar-linux/kubernetes/workers/cl/worker.yaml b/azure/flatcar-linux/kubernetes/workers/cl/worker.yaml
@@ -27,7 +27,7 @@ systemd:
         After=docker.service
         Wants=rpc-statd.service
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         Environment=KUBELET_CGROUP_DRIVER=${cgroup_driver}
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/cni/net.d
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/manifests
@@ -89,7 +89,7 @@ systemd:
         [Unit]
         Description=Delete Kubernetes node on shutdown
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         Type=oneshot
         RemainAfterExit=true
         ExecStart=/bin/true

diff --git a/bare-metal/fedora-coreos/kubernetes/README.md b/bare-metal/fedora-coreos/kubernetes/README.md
@@ -11,7 +11,7 @@ Typhoon distributes upstream Kubernetes, architectural conventions, and cluster
 
 ## Features <a href="https://www.cncf.io/certification/software-conformance/"><img align="right" src="https://storage.googleapis.com/poseidon/certified-kubernetes.png"></a>
 
-* Kubernetes v1.19.3 (upstream)
+* Kubernetes v1.19.4 (upstream)
 * Single or multi-master, [Calico](https://www.projectcalico.org/) or [Cilium](https://github.com/cilium/cilium) or [flannel](https://github.com/coreos/flannel) networking
 * On-cluster etcd with TLS, [RBAC](https://kubernetes.io/docs/admin/authorization/rbac/)-enabled, [network policy](https://kubernetes.io/docs/concepts/services-networking/network-policies/), SELinux enforcing
 * Advanced features like [snippets](https://typhoon.psdn.io/advanced/customization/#hosts) customization

diff --git a/bare-metal/fedora-coreos/kubernetes/bootstrap.tf b/bare-metal/fedora-coreos/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=1c3d293f7c42b1da94e412f1fcfcbd82cd040400"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=49216ab82c236520204c4c85c8e52edbd722e1f4"
 
   cluster_name                    = var.cluster_name
   api_servers                     = [var.k8s_domain_name]

diff --git a/bare-metal/fedora-coreos/kubernetes/fcc/controller.yaml b/bare-metal/fedora-coreos/kubernetes/fcc/controller.yaml
@@ -50,7 +50,7 @@ systemd:
         Description=Kubelet (System Container)
         Wants=rpc-statd.service
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/cni/net.d
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/manifests
         ExecStartPre=/bin/mkdir -p /opt/cni/bin
@@ -129,7 +129,7 @@ systemd:
             --volume /opt/bootstrap/assets:/assets:ro,Z \
             --volume /opt/bootstrap/apply:/apply:ro,Z \
             --entrypoint=/apply \
-            quay.io/poseidon/kubelet:v1.19.3
+            quay.io/poseidon/kubelet:v1.19.4
         ExecStartPost=/bin/touch /opt/bootstrap/bootstrap.done
         ExecStartPost=-/usr/bin/podman stop bootstrap
 storage:

diff --git a/bare-metal/fedora-coreos/kubernetes/fcc/worker.yaml b/bare-metal/fedora-coreos/kubernetes/fcc/worker.yaml
@@ -23,7 +23,7 @@ systemd:
         Description=Kubelet (System Container)
         Wants=rpc-statd.service
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/cni/net.d
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/manifests
         ExecStartPre=/bin/mkdir -p /opt/cni/bin

diff --git a/bare-metal/flatcar-linux/kubernetes/README.md b/bare-metal/flatcar-linux/kubernetes/README.md
@@ -11,7 +11,7 @@ Typhoon distributes upstream Kubernetes, architectural conventions, and cluster
 
 ## Features <a href="https://www.cncf.io/certification/software-conformance/"><img align="right" src="https://storage.googleapis.com/poseidon/certified-kubernetes.png"></a>
 
-* Kubernetes v1.19.3 (upstream)
+* Kubernetes v1.19.4 (upstream)
 * Single or multi-master, [Calico](https://www.projectcalico.org/) or [Cilium](https://github.com/cilium/cilium) or [flannel](https://github.com/coreos/flannel) networking
 * On-cluster etcd with TLS, [RBAC](https://kubernetes.io/docs/admin/authorization/rbac/)-enabled, [network policy](https://kubernetes.io/docs/concepts/services-networking/network-policies/)
 * Advanced features like [snippets](https://typhoon.psdn.io/advanced/customization/#hosts) customization

diff --git a/bare-metal/flatcar-linux/kubernetes/bootstrap.tf b/bare-metal/flatcar-linux/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=1c3d293f7c42b1da94e412f1fcfcbd82cd040400"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=49216ab82c236520204c4c85c8e52edbd722e1f4"
 
   cluster_name                    = var.cluster_name
   api_servers                     = [var.k8s_domain_name]

diff --git a/bare-metal/flatcar-linux/kubernetes/cl/controller.yaml b/bare-metal/flatcar-linux/kubernetes/cl/controller.yaml
@@ -63,7 +63,7 @@ systemd:
         After=docker.service
         Wants=rpc-statd.service
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         Environment=KUBELET_CGROUP_DRIVER=${cgroup_driver}
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/cni/net.d
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/manifests
@@ -128,7 +128,7 @@ systemd:
         Type=oneshot
         RemainAfterExit=true
         WorkingDirectory=/opt/bootstrap
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         ExecStart=/usr/bin/docker run \
             -v /etc/kubernetes/bootstrap-secrets:/etc/kubernetes/secrets:ro \
             -v /opt/bootstrap/assets:/assets:ro \

diff --git a/bare-metal/flatcar-linux/kubernetes/cl/worker.yaml b/bare-metal/flatcar-linux/kubernetes/cl/worker.yaml
@@ -35,7 +35,7 @@ systemd:
         After=docker.service
         Wants=rpc-statd.service
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.3
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.19.4
         Environment=KUBELET_CGROUP_DRIVER=${cgroup_driver}
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/cni/net.d
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/manifests