35 lines
1.1 KiB
Bash
Executable File
35 lines
1.1 KiB
Bash
Executable File
#!/bin/sh
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set -eu
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export LC_ALL=C
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SRC_DIR=$(dirname "$(readlink -f "$0")")
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TMP_DIR=$(mktemp -d)
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trap 'rm -rf "${TMP_DIR:?}"' EXIT
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CLOUDIMG_DISK=${SRC_DIR:?}/dist/wireguard.qcow2
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SNAPSHOT_DISK=${TMP_DIR:?}/cloudinit-snapshot.qcow2
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USERDATA_DISK=${TMP_DIR:?}/cloudinit-seed.img
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USERDATA_YAML=${TMP_DIR:?}/user-data
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# Create a snapshot image to preserve the original cloud-image
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qemu-img create -b "${CLOUDIMG_DISK:?}" -f qcow2 "${SNAPSHOT_DISK:?}"
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qemu-img resize "${SNAPSHOT_DISK:?}" +2G
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# Create a seed image with metadata using cloud-localds
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printf '%s\n' '#cloud-config' 'runcmd: ["ssh-import-id gh:hectorm"]' > "${USERDATA_YAML:?}"
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cloud-localds "${USERDATA_DISK:?}" "${USERDATA_YAML:?}"
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# Remove keys from the known_hosts file
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ssh-keygen -R '[127.0.0.1]:1122'
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ssh-keygen -R '[localhost]:1122'
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# Launch VM
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kvm \
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-smp 1 -m 512 \
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-nographic -serial mon:stdio \
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-device e1000,netdev=n0 \
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-netdev user,id=n0,hostfwd=tcp::1122-:122,hostfwd=udp::51820-:51820 \
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-drive file="${SNAPSHOT_DISK:?}",if=virtio,format=qcow2 \
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-drive file="${USERDATA_DISK:?}",if=virtio,format=raw
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