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Use Dnsmasq to provide DNS for KinD #43

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Apr 16, 2024
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Use Dnsmasq to provide DNS for KinD #43

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17 changes: 15 additions & 2 deletions github-actions/kind/action.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -67,9 +67,22 @@ runs:
kubectl annotate ingressclass nginx "ingressclass.kubernetes.io/is-default-class=true"
kubectl -n ingress-nginx wait --timeout=300s --for=condition=Available deployments --all

- name: Add ${{ inputs.node-hostname }} host to machine hosts
- name: Setup Dnsmasq to resolve hostnames with domain name ${{ inputs.node-hostname }}
shell: bash
run: echo "127.0.0.1 ${{ inputs.node-hostname }}" | sudo tee -a /etc/hosts
run: |
# Based on https://sixfeetup.com/blog/local-development-with-wildcard-dns-on-linux
sudo apt-get install dnsmasq

sudo sed -i -E "s/#DNS=/DNS=127.0.0.2/" /etc/systemd/resolved.conf
sudo sed -i -E "s/#Domains=/Domains=~${{ inputs.node-hostname }}/" /etc/systemd/resolved.conf
sudo systemctl restart systemd-resolved

sudo sed -i -E "s/#IGNORE_RESOLVCONF=yes/IGNORE_RESOLVCONF=yes/" /etc/default/dnsmasq
sudo sed -i -E "s/#listen-address=/listen-address=127.0.0.2/" /etc/dnsmasq.conf
sudo sed -i -E "s/#bind-interfaces/bind-interfaces/" /etc/dnsmasq.conf
sudo sed -i -E "s|#(address=).*|\1/${{ inputs.node-hostname }}/127.0.0.1|" /etc/dnsmasq.conf
sudo systemctl restart dnsmasq
systemctl status dnsmasq

- name: Set env variables for tests to properly leverage KinD cluster
shell: bash
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