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Use qemu:///system connection to avoid sudo in runvm

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This commit is contained in:
Fabio Scotto di Santolo
2026-04-15 16:58:49 +02:00
parent 4154a492b0
commit f3e77dbadb
1 changed files with 11 additions and 14 deletions
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25
dotfiles/desktop/.bashrc.d/30-runvm.sh
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@@ -1,20 +1,18 @@
#!/bin/bash #!/bin/bash
runvm() { runvm() {
local vm state choice count i ip local vm state choice count i ip conn="qemu:///system"
if ! command -v virsh >/dev/null 2>&1; then if ! command -v virsh >/dev/null 2>&1; then
printf '%s\n' "runvm: virsh is required (libvirt)" >&2 printf '%s\n' "runvm: virsh is required (libvirt)" >&2
return 1 return 1
fi fi
sudo -v
local line local line
vms=() vms=()
while IFS= read -r line; do while IFS= read -r line; do
[ -n "$line" ] && vms+=("$line") [ -n "$line" ] && vms+=("$line")
done < <(sudo virsh list --all --name) done < <(virsh --connect "$conn" list --all --name)
if [ ${#vms[@]} -eq 0 ]; then if [ ${#vms[@]} -eq 0 ]; then
printf '%s\n' "runvm: no VMs found" >&2 printf '%s\n' "runvm: no VMs found" >&2
@@ -24,7 +22,7 @@ runvm() {
printf '\n%s\n' "VMs:" printf '\n%s\n' "VMs:"
count=1 count=1
for i in "${!vms[@]}"; do for i in "${!vms[@]}"; do
state=$(sudo virsh dominfo "${vms[$i]}" 2>/dev/null | awk '/^State:/ {print $2}') state=$(virsh --connect "$conn" dominfo "${vms[$i]}" 2>/dev/null | awk '/^State:/ {print $2}')
printf ' %d) %-30s [%s]\n' "$((count++))" "${vms[$i]}" "${state:-unknown}" printf ' %d) %-30s [%s]\n' "$((count++))" "${vms[$i]}" "${state:-unknown}"
done done
printf '\n' printf '\n'
@@ -41,13 +39,13 @@ runvm() {
fi fi
vm="${vms[$((choice - 1))]}" vm="${vms[$((choice - 1))]}"
state=$(sudo virsh dominfo "$vm" 2>/dev/null | awk '/^State:/ {print $2}') state=$(virsh --connect "$conn" dominfo "$vm" 2>/dev/null | awk '/^State:/ {print $2}')
printf '\nSelected: %s\n' "$vm" printf '\nSelected: %s\n' "$vm"
if [ "$state" = "running" ]; then if [ "$state" = "running" ]; then
printf ' VM is already running.\n' printf ' VM is already running.\n'
ip=$(_runvm_get_ip "$vm") ip=$(_runvm_get_ip "$vm" "$conn")
if [ -n "$ip" ] && [ "$ip" != "<unknown>" ]; then if [ -n "$ip" ] && [ "$ip" != "<unknown>" ]; then
printf ' IP: %s\n' "$ip" printf ' IP: %s\n' "$ip"
fi fi
@@ -55,14 +53,14 @@ runvm() {
fi fi
printf 'Starting %s...\n' "$vm" printf 'Starting %s...\n' "$vm"
if ! sudo virsh start "$vm"; then if ! virsh --connect "$conn" start "$vm"; then
printf ' failed to start %s\n' "$vm" >&2 printf ' failed to start %s\n' "$vm" >&2
return 1 return 1
fi fi
printf ' %s started.\n' "$vm" printf ' %s started.\n' "$vm"
printf ' Waiting for IP...\n' printf ' Waiting for IP...\n'
ip=$(_runvm_get_ip "$vm") ip=$(_runvm_get_ip "$vm" "$conn")
if [ -n "$DISPLAY" ] && command -v notify-send >/dev/null 2>&1; then if [ -n "$DISPLAY" ] && command -v notify-send >/dev/null 2>&1; then
notify-send "$vm started" "IP: $ip" 2>/dev/null notify-send "$vm started" "IP: $ip" 2>/dev/null
@@ -74,17 +72,16 @@ runvm() {
} }
_runvm_get_ip() { _runvm_get_ip() {
local vm="$1" local vm="$1" conn="$2" mac network ip i
local mac network ip i
mac=$(sudo virsh dumpxml "$vm" | awk -F"'" '/mac address/ {print $2}') mac=$(virsh --connect "$conn" dumpxml "$vm" | awk -F"'" '/mac address/ {print $2}')
[ -z "$mac" ] && return 1 [ -z "$mac" ] && return 1
network=$(sudo virsh dumpxml "$vm" | awk -F"'" '/source network/ {print $2}') network=$(virsh --connect "$conn" dumpxml "$vm" | awk -F"'" '/source network/ {print $2}')
[ -z "$network" ] && return 1 [ -z "$network" ] && return 1
for i in $(seq 15); do for i in $(seq 15); do
ip=$(sudo virsh net-dhcp-leases "$network" 2>/dev/null | \ ip=$(virsh --connect "$conn" net-dhcp-leases "$network" 2>/dev/null | \
awk -v m="$mac" '$3 == m {print $5}' | cut -d/ -f1) awk -v m="$mac" '$3 == m {print $5}' | cut -d/ -f1)
[ -n "$ip" ] && break [ -n "$ip" ] && break
sleep 2 sleep 2