nfr/control-vm
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control-vm.sh: Prefix functions

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This commit is contained in:
Nils Freydank 2024-06-23 21:46:44 +02:00
parent bceb9a9710
commit daf8975e71
Signed by: nfr
GPG Key ID: 0F1DEAB2D36AD112
1 changed files with 10 additions and 10 deletions
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control-vm.sh
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@ -67,7 +67,7 @@
__VERSION__="0.0.0" __VERSION__="0.0.0"
set_params(){ function set_params(){
# === Define default values === # === Define default values ===
CLIPBOARD="${CLIPBOARD:-}" CLIPBOARD="${CLIPBOARD:-}"
CPU_CORES="${CPU_CORES:-8}" CPU_CORES="${CPU_CORES:-8}"
@ -193,7 +193,7 @@ set_params(){
fi fi
} }
# === Define functions for the actual QEMU controlling. === # === Define functions for the actual QEMU controlling. ===
start_qemu(){ function start_qemu(){
if [[ ! -f "${PID_FILE}" ]]; then if [[ ! -f "${PID_FILE}" ]]; then
echo "Starting VM ${GUEST_NAME}." echo "Starting VM ${GUEST_NAME}."
# Define the default architecture. # Define the default architecture.
@ -211,7 +211,7 @@ start_qemu(){
echo "See ${PID_FILE} for the process ID." echo "See ${PID_FILE} for the process ID."
fi fi
} }
shutdown_qemu(){ function shutdown_qemu(){
if [[ -f "${PID_FILE}" ]]; then if [[ -f "${PID_FILE}" ]]; then
echo "Requesting shutdown for VM ${GUEST_NAME}." echo "Requesting shutdown for VM ${GUEST_NAME}."
echo "system_powerdown" | socat - unix-connect:"${MONITOR_SOCKET}" echo "system_powerdown" | socat - unix-connect:"${MONITOR_SOCKET}"
@ -219,7 +219,7 @@ shutdown_qemu(){
echo "Looks as VM ${GUEST_NAME} is already stopped." echo "Looks as VM ${GUEST_NAME} is already stopped."
fi fi
} }
stop_qemu(){ function stop_qemu(){
if [[ -f "${PID_FILE}" ]]; then if [[ -f "${PID_FILE}" ]]; then
echo "Forcing shutdown of VM ${GUEST_NAME}." echo "Forcing shutdown of VM ${GUEST_NAME}."
echo "quit" | socat - unix-connect:"${MONITOR_SOCKET}" echo "quit" | socat - unix-connect:"${MONITOR_SOCKET}"
@ -227,7 +227,7 @@ stop_qemu(){
echo "Looks as VM ${GUEST_NAME} is already stopped." echo "Looks as VM ${GUEST_NAME} is already stopped."
fi fi
} }
connect_to_vm(){ function connect_to_vm(){
if [[ -f "${PID_FILE}" ]]; then if [[ -f "${PID_FILE}" ]]; then
echo "Opening a GUI for ${GUEST_NAME}." echo "Opening a GUI for ${GUEST_NAME}."
local REMOTE_VIEWER_OPTS=( local REMOTE_VIEWER_OPTS=(
@ -247,7 +247,7 @@ connect_to_vm(){
echo "Looks as VM ${GUEST_NAME} is not running." echo "Looks as VM ${GUEST_NAME} is not running."
fi fi
} }
save_qemu(){ function save_qemu(){
if [[ -f "${PID_FILE}" ]]; then if [[ -f "${PID_FILE}" ]]; then
SNAPSHOT_NAME="snap$(date --utc +%s)" SNAPSHOT_NAME="snap$(date --utc +%s)"
echo "Saving state of VM ${GUEST_NAME}." echo "Saving state of VM ${GUEST_NAME}."
@ -257,7 +257,7 @@ save_qemu(){
echo "Guest ${GUEST_NAME} is not running." echo "Guest ${GUEST_NAME} is not running."
fi fi
} }
pause_qemu(){ function pause_qemu(){
if [[ -f "${PID_FILE}" ]]; then if [[ -f "${PID_FILE}" ]]; then
echo "Pausing the VM ${GUEST_NAME}." echo "Pausing the VM ${GUEST_NAME}."
echo "stop" | socat - unix-connect:"${MONITOR_SOCKET}" echo "stop" | socat - unix-connect:"${MONITOR_SOCKET}"
@ -265,7 +265,7 @@ pause_qemu(){
echo "Guest ${GUEST_NAME} not running, nothing to pause." echo "Guest ${GUEST_NAME} not running, nothing to pause."
fi fi
} }
restore_qemu(){ function restore_qemu(){
if [[ -f "${PID_FILE}" ]]; then if [[ -f "${PID_FILE}" ]]; then
SNAPSHOT_NAME="$(cat "${SNAPSHOT_INFO_FILE}")" SNAPSHOT_NAME="$(cat "${SNAPSHOT_INFO_FILE}")"
echo "Restore state of VM ${GUEST_NAME}." echo "Restore state of VM ${GUEST_NAME}."
@ -276,7 +276,7 @@ restore_qemu(){
echo "Guest ${GUEST_NAME} is not running, nothing to restore." echo "Guest ${GUEST_NAME} is not running, nothing to restore."
fi fi
} }
resume_qemu(){ function resume_qemu(){
if [[ -f "${PID_FILE}" ]]; then if [[ -f "${PID_FILE}" ]]; then
echo "Resuming the VM ${GUEST_NAME}." echo "Resuming the VM ${GUEST_NAME}."
echo "cont" | socat - unix-connect:"${MONITOR_SOCKET}" echo "cont" | socat - unix-connect:"${MONITOR_SOCKET}"
@ -284,7 +284,7 @@ resume_qemu(){
echo "Guest ${GUEST_NAME} is not running, nothing to resume." echo "Guest ${GUEST_NAME} is not running, nothing to resume."
fi fi
} }
print_help(){ function print_help(){
echo " =======================================================================" echo " ======================================================================="
echo " control-vm.sh - simple QEMU/KVM vm manager" echo " control-vm.sh - simple QEMU/KVM vm manager"
echo " version: ${__VERSION__}" echo " version: ${__VERSION__}"