91 lines
2.2 KiB
Bash
Executable File
91 lines
2.2 KiB
Bash
Executable File
#!/bin/sh -e
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#
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# create VMs for the capsul service
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# developed by Cyberia Heavy Industries
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# POSIX or die
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vmname="$1"
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template_file="/tank/img/$2"
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qemu_tank_dir="/tank"
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vcpus="$3"
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memory="$4"
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pubkeys="$5"
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network_name="$6"
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public_ipv4="$7"
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root_volume_size="25G"
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if echo "$vmname" | grep -vqE '^capsul-[a-z0-9]{10}$'; then
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echo "vmname $vmname must match "'"^capsul-[a-z0-9]{10}$"'
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exit 1
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fi
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if [ ! -f "$template_file" ]; then
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echo "template $template_file not found"
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exit 1
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fi
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if echo "$vcpus" | grep -vqE "^[0-9]+$"; then
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echo "vcpus \"$vcpus\" must be an integer"
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exit 1
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fi
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if echo "$memory" | grep -vqE "^[0-9]+$"; then
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echo "memory \"$memory\" must be an integer"
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exit 1
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fi
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echo "$pubkeys" | while IFS= read -r line; do
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if echo "$line" | grep -vqE '^(ssh|ecdsa)-[0-9A-Za-z+/_=@:. -]+$'; then
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echo "pubkey \"$line\" must match \"^(ssh|ecdsa)-[0-9A-Za-z+/_=@:. -]+$\""
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exit 1
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fi
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done
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if echo "$network_name" | grep -vqE "^[a-zA-Z0-9_-]+"; then
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echo "network_name \"$network_name\" must match ^[a-zA-Z0-9_-]+"
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exit 1
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fi
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if echo "$public_ipv4" | grep -vqE "^[0-9.]+$"; then
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echo "public_ipv4 \"$public_ipv4\" must match ^[0-9.]+$"
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exit 1
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fi
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disk="$vmname.qcow2"
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cdrom="$vmname.iso"
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xml="$vmname.xml"
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if [ -f /tank/vm/$vmname.qcow2 ]; then
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echo "Randomly generated name matched an existing VM! Odds are like one in a billion. Buy a lotto ticket."
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exit 1
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fi
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cp "$template_file" "/tank/vm/$disk"
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cp /tank/config/cyberia-cloudinit.yml /tmp/cloudinit.yml
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echo "$pubkeys" | while IFS= read -r line; do
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echo " - $line" >> /tmp/cloudinit.yml
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done
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cloud-localds "/tank/vm/$cdrom" /tmp/cloudinit.yml
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qemu-img resize "/tank/vm/$disk" "$root_volume_size"
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virt-install \
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--memory "$memory" \
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--vcpus "$vcpus" \
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--name "$vmname" \
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--disk "$qemu_tank_dir/vm/$disk",bus=virtio \
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--disk "$qemu_tank_dir/vm/$cdrom",device=cdrom \
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--os-type Linux \
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--os-variant generic \
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--virt-type kvm \
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--graphics vnc,listen=127.0.0.1 \
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--network network=$network_name,model=virtio \
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--import \
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--print-xml > "/tank/vm/$xml"
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chmod 0600 "/tank/vm/$xml" "/tank/vm/$disk" "/tank/vm/$cdrom"
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virsh define "/tank/vm/$xml"
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virsh start "$vmname"
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echo "success"
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