start single vm only

1 files changed, 13 insertions, 12 deletions

diff --git a/vm.sh b/vm.sh
index 516aeb7..e48ba3e 100755
--- a/vm.sh
+++ b/vm.sh
@@ -3,11 +3,12 @@
 SCRIPT="$0"
 OPTION="$1"
 VM="$2"
+ARG_COUNT=$#
 DIR="qemu"
 USER="user"
 HOST="localhost"
-CORES="4"
-MEMORY="4G"
+CORES="2"
+MEMORY="2G"
 DEVICE="virtio-net-pci,netdev=net0"
 HDA_URL="https://cloud.debian.org/images/cloud/trixie/latest"
 X64="X64"
@@ -38,14 +39,11 @@ declare -A MACHINES=(
     [$A64]="virt"
 )
 
-vm_netdev() {
-    echo -n "user,id=net0,hostfwd=tcp::${SSH_PORTS[$1]}-:22"
-}
-
 vm_init() {
    if [[ ! -d "$DIR" ]]
    then
         mkdir $DIR
+        echo "DO NOT MODIFY CONTENTS OF THIS DIRECTORY" > "$DIR/README"
    fi
    cd $DIR
    if [[ ! -d "$USER" ]]
@@ -96,7 +94,7 @@ vm_boot() {
         "-m" "$MEMORY"
         "-smp" "$CORES"
         "-device" "$DEVICE"
-        "-netdev" "$(vm_netdev $1)"
+        "-netdev" "user,id=net0,hostfwd=tcp::${SSH_PORTS[$1]}-:22"
         "-bios" "${BIOS[$1]}"
         "-hda" "${HDA[$1]}"
         "-pidfile" "$PID_FILE"
@@ -105,8 +103,8 @@ vm_boot() {
     do
         CMD+=("$ARG")
     done
+    echo "${CMD[*]}"
     "${CMD[@]}"
-    echo "Starting VM $1"
 }
 
 vm_cli() {
@@ -121,11 +119,14 @@ vm_cli() {
 
 vm_start() {
     cd $DIR
-    vm_check $VM
-    if [[ $? == 0 ]]
+    if [[ $ARG_COUNT == 2 ]]
     then
-        vm_boot $VM "-display" "none" "-daemonize"
-        return
+        vm_check $VM
+        if [[ $? == 0 ]]
+        then
+            vm_boot $VM "-display" "none" "-daemonize"
+            return
+        fi
     fi
     for NAME in "${NAMES[@]}"
     do