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151 lines
3.7 KiB
Bash
151 lines
3.7 KiB
Bash
#!/usr/local/bin/bash
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#
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set -euo pipefail
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IFS=$'\n\t'
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DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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: ${CD:=""}
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: ${VNC_ENABLE:="NO"}
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: ${VNC_LISTEN:="127.0.0.1:5900"}
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: ${PID_FILE:="/var/run/unifi.pid"}
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############## Setup #########################
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function cleanup {
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for vm in "${vms[@]}"; do
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log "Destroying bhyve vm $vm"
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bhyvectl "--vm=$vm" --destroy
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log "Destroyed bhyve vm $vm"
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done
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}
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vms=()
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for sig in EXIT INT QUIT HUP TERM; do
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trap "set +e; sleep 10; cleanup" "$sig"
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done
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function die {
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local status_code="$1"
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shift
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(>&2 echo "${@}")
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exit "$status_code"
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}
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function log {
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(>&2 echo "${@}")
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}
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############## Program #########################
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function main {
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start_vm
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}
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function start_vm {
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local name="unifi"
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# -H release the CPU when guest issues HLT instruction. Otherwise 100% of core will be consumed.
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# -s 3,ahci-cd,/vm/.iso/archlinux-2023.04.01-x86_64.iso \
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# -s 29,fbuf,tcp=0.0.0.0:5900,w=1920,h=1080,wait \
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# -s 29,fbuf,tcp=0.0.0.0:5900,w=1920,h=1080 \
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# TODO: Look into using nmdm instead of stdio for serial console
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if [ -n "$CD" ]; then
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additional_args+=("-s" "5,ahci-cd,$CD")
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fi
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if [ "$VNC_ENABLE" = "YES" ]; then
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additional_args+=("-s" "29,fbuf,tcp=$VNC_LISTEN,w=1920,h=1080")
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fi
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local bridge_name="bridge_vm"
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wait_for_bridge "$bridge_name"
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local mac_address
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mac_address=$(calculate_mac_address "$name")
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local bridge_link_name
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bridge_link_name=$(detect_available_link "${bridge_name}")
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additional_args+=("-s" "2:0,virtio-net,netgraph,path=${bridge_name}:,peerhook=${bridge_link_name},mac=${mac_address}")
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vms+=("$name")
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while true; do
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set -x
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set +e
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bhyve \
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-D \
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-c 1 \
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-m 3G \
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-H \
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-o 'rtc.use_localtime=false' \
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-s 0,hostbridge \
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-s "4,nvme,/dev/zvol/zroot/vm/unifi/disk0" \
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-s 30,xhci,tablet \
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-s 31,lpc -l com1,stdio \
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-l "bootrom,/usr/local/share/uefi-firmware/BHYVE_UEFI.fd,/vm/unifi/BHYVE_UEFI_VARS.fd" \
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"${additional_args[@]}" \
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"$name"
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# local bhyvepid=$!
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# echo "$bhyvepid" > "$PID_FILE"
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# wait $bhyvepid
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local exit_code=$?
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set +x
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set -e
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if [ $exit_code -eq 0 ]; then
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echo "Rebooting."
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sleep 5
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elif [ $exit_code -eq 1 ]; then
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echo "Powered off."
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break
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elif [ $exit_code -eq 2 ]; then
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echo "Halted."
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break
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elif [ $exit_code -eq 3 ]; then
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echo "Triple fault."
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break
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elif [ $exit_code -eq 4 ]; then
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echo "Exited due to an error."
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break
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fi
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done
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}
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function ng_exists {
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ngctl status "${1}" >/dev/null 2>&1
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}
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function wait_for_bridge {
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local bridge_name="$1"
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while ! ng_exists "${bridge_name}:"; do
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echo "${bridge_name} does not yet exist, sleeping."
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sleep 10
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done
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}
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function detect_available_link {
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local bridge_name="$1"
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local linknum=1
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while true; do
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local link_name="link${linknum}"
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if ! ng_exists "${bridge_name}:${link_name}"; then
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echo "$link_name"
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return
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fi
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linknum=$((linknum + 1))
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if [ "$linknum" -gt 90 ]; then
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(>&2 echo "No available links on bridge $bridge_name")
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exit 1
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fi
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done
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}
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function calculate_mac_address {
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local name="$1"
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local source
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source=$(md5 -r -s "$name" | awk '{print $1}')
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echo "06:${source:0:2}:${source:2:2}:${source:4:2}:${source:6:2}:${source:8:2}"
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}
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main "${@}"
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