mirror of https://github.com/knative/func.git
168 lines
3.6 KiB
Bash
Executable File
168 lines
3.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# Configures the current cluster for use with Functions
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#
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set -o errexit
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set -o nounset
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set -o pipefail
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DEFAULT_NAMESPACE=func
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show_help() {
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cat << EOF
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Configure a local cluster for use with Functions.
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Usage: $(basename "$0") <options>
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-h, --help Display help
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-n, --namespace The namespace to use for Functions (default: $DEFAULT_NAMESPACE)
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EOF
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}
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main() {
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local namespace="$DEFAULT_NAMESPACE"
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local em=$(tput bold)$(tput setaf 2)
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local me=$(tput sgr0)
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parse_command_line "$@"
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echo "${em}Configuring...${me}"
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namespace
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network
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kourier_nodeport
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default_domain
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sleep 10
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kubectl --namespace kourier-system get service kourier
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echo "${em}DONE${me}"
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}
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parse_command_line() {
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while :; do
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case "${1:-}" in
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-h|--help)
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show_help
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exit
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;;
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-n|--namespace)
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if [[ -n "${2:-}" ]]; then
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namespace="$2"
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shift
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else
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echo "ERROR: '-n|--namespace' cannot be empty." >&2
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show_help
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exit 1
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fi
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;;
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*)
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break
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;;
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esac
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done
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}
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namespace() {
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echo "${em}① Namespace${me}"
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kubectl create namespace "$namespace"
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kubectl label namespace "$namespace" knative-eventing-injection=enabled
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}
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network() {
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echo "${em}② Network${me}"
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echo "Registering Kourier as ingress"
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echo "Enabling subdomains"
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cat <<EOF | kubectl apply -f -
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: config-network
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namespace: knative-serving
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data:
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# Use Kourier for the networking layer
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ingress.class: kourier.ingress.networking.knative.dev
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# If there exists an annotation 'func.subdomain' on the service, use it
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# instead of the default name.namespace
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domainTemplate: |-
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{{if index .Annotations "func.subdomain" -}}
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{{- index .Annotations "func.subdomain" -}}
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{{else -}}
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{{- .Name}}.{{.Namespace -}}
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{{end -}}
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.{{.Domain}}
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EOF
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}
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kourier_nodeport() {
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echo "${em}③ Nodeport${me}"
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echo 'Setting Kourier service to type NodePort'
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# Patch for changing kourier to a NodePort for installations where a
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# LoadBalancer is not available (for example local Kind clusters)
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# kubectl patch -n kourier-system services/kourier -p "$(cat configure-kourier-nodeport.yaml)"
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kubectl patch services/kourier \
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--namespace kourier-system \
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--type merge \
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--patch '{
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"spec": {
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"ports": [
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{
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"name": "http2",
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"nodePort": 30080,
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"port": 80,
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"protocol": "TCP",
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"targetPort": 8080
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},
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{
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"name": "https",
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"nodePort": 30443,
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"port": 443,
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"protocol": "TCP",
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"targetPort": 8443
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}
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],
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"type": "NodePort"
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}
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}'
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}
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default_domain() {
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echo "${em}④ Default Domains${me}"
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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: config-domain
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namespace: knative-serving
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data:
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example.com: |
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selector:
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func.domain: "example.com"
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example.org: |
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selector:
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func.domain: "example.org"
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# Default is local only.
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svc.cluster.local: ""
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EOF
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}
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main "$@"
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