d67934fbfa
The start-kind.sh script was read-only after copying the repository, preventing it from running the "build-k8s-cluster" make command. Updated permissions to chmod 755.
104 lines
3.6 KiB
Bash
Executable File
104 lines
3.6 KiB
Bash
Executable File
#!/bin/sh
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set -o errexit
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CURRENT_DIR=$(pwd)
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echo "0. Create ca"
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# 0. Create ca
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mkcert -install
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cd /tmp
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mkcert "127.0.0.1.nip.io" "*.127.0.0.1.nip.io"
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cd $CURRENT_DIR
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echo "1. Create registry container unless it already exists"
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# 1. Create registry container unless it already exists
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reg_name='kind-registry'
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reg_port='5001'
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if [ "$(docker inspect -f '{{.State.Running}}' "${reg_name}" 2>/dev/null || true)" != 'true' ]; then
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docker run \
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-d --restart=always -p "127.0.0.1:${reg_port}:5000" --network bridge --name "${reg_name}" \
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registry:2
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fi
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echo "2. Create kind cluster with containerd registry config dir enabled"
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# 2. Create kind cluster with containerd registry config dir enabled
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# TODO: kind will eventually enable this by default and this patch will
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# be unnecessary.
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#
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# See:
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# https://github.com/kubernetes-sigs/kind/issues/2875
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# https://github.com/containerd/containerd/blob/main/docs/cri/config.md#registry-configuration
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# See: https://github.com/containerd/containerd/blob/main/docs/hosts.md
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cat <<EOF | kind create cluster --config=-
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kind: Cluster
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apiVersion: kind.x-k8s.io/v1alpha4
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containerdConfigPatches:
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- |-
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[plugins."io.containerd.grpc.v1.cri".registry]
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config_path = "/etc/containerd/certs.d"
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nodes:
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- role: control-plane
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image: kindest/node:v1.27.3
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kubeadmConfigPatches:
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- |
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kind: InitConfiguration
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nodeRegistration:
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kubeletExtraArgs:
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node-labels: "ingress-ready=true"
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extraPortMappings:
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- containerPort: 80
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hostPort: 80
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protocol: TCP
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- containerPort: 443
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hostPort: 443
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protocol: TCP
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- role: worker
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image: kindest/node:v1.27.3
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- role: worker
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image: kindest/node:v1.27.3
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EOF
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echo "3. Add the registry config to the nodes"
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# 3. Add the registry config to the nodes
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#
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# This is necessary because localhost resolves to loopback addresses that are
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# network-namespace local.
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# In other words: localhost in the container is not localhost on the host.
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#
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# We want a consistent name that works from both ends, so we tell containerd to
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# alias localhost:${reg_port} to the registry container when pulling images
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REGISTRY_DIR="/etc/containerd/certs.d/localhost:${reg_port}"
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for node in $(kind get nodes); do
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docker exec "${node}" mkdir -p "${REGISTRY_DIR}"
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cat <<EOF | docker exec -i "${node}" cp /dev/stdin "${REGISTRY_DIR}/hosts.toml"
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[host."http://${reg_name}:5000"]
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EOF
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done
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echo "4. Connect the registry to the cluster network if not already connected"
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# 4. Connect the registry to the cluster network if not already connected
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# This allows kind to bootstrap the network but ensures they're on the same network
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if [ "$(docker inspect -f='{{json .NetworkSettings.Networks.kind}}' "${reg_name}")" = 'null' ]; then
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docker network connect "kind" "${reg_name}"
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fi
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echo "5. Document the local registry"
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# 5. Document the local registry
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# https://github.com/kubernetes/enhancements/tree/master/keps/sig-cluster-lifecycle/generic/1755-communicating-a-local-registry
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cat <<EOF | kubectl apply -f -
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: local-registry-hosting
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namespace: kube-public
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data:
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localRegistryHosting.v1: |
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host: "localhost:${reg_port}"
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help: "https://kind.sigs.k8s.io/docs/user/local-registry/"
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EOF
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echo "6. Install ingress-nginx"
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kubectl apply -f https://raw.githubusercontent.com/kubernetes/ingress-nginx/main/deploy/static/provider/kind/deploy.yaml
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kubectl -n ingress-nginx create secret tls mkcert --key /tmp/127.0.0.1.nip.io+1-key.pem --cert /tmp/127.0.0.1.nip.io+1.pem
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kubectl -n ingress-nginx patch deployments.apps ingress-nginx-controller --type 'json' -p '[{"op": "add", "path": "/spec/template/spec/containers/0/args/-", "value":"--default-ssl-certificate=ingress-nginx/mkcert"}]'
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