Improve ISO installer flow and VM tooling

bin/omarchy-vm

@@ -4,8 +4,8 @@ set -e
 
 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 VM_DIR="$(dirname "$SCRIPT_DIR")/vm-saves"
-TMP_DISK="/tmp/omarchy-iso-boot.qcow2"
-TMP_OVMF="/tmp/OVMF_VARS.4m.fd"
+TMP_DISK="${OMARCHY_VM_DISK:-/tmp/omarchy-iso-boot.qcow2}"
+TMP_OVMF="${OMARCHY_VM_OVMF_VARS:-/tmp/OVMF_VARS.4m.fd}"
 
 mkdir -p "$VM_DIR"
 
@@ -18,7 +18,7 @@ save_vm() {
   fi
 
   if [[ ! -f "$TMP_DISK" || ! -f "$TMP_OVMF" ]]; then
-    echo "Error: No active VM found in /tmp"
+    echo "Error: No active VM found at $TMP_DISK / $TMP_OVMF"
     echo "Boot a VM first with: omarchy-iso-boot [iso]"
     exit 1
   fi
@@ -53,7 +53,44 @@ list_vms() {
 }
 
 boot_vm() {
-  local name="$1"
+  local name=""
+  local boot_args=()
+  local active_disk="$TMP_DISK"
+  local active_ovmf="$TMP_OVMF"
+
+  if [[ $# -gt 0 && ${1:-} != --* ]]; then
+    name="$1"
+    shift
+  fi
+
+  while (( $# > 0 )); do
+    case "$1" in
+      --disk)
+        active_disk="${2:-}"
+        boot_args+=("$1" "${2:-}")
+        shift 2
+        ;;
+      --disk=*)
+        active_disk="${1#*=}"
+        boot_args+=("$1")
+        shift
+        ;;
+      --ovmf-vars)
+        active_ovmf="${2:-}"
+        boot_args+=("$1" "${2:-}")
+        shift 2
+        ;;
+      --ovmf-vars=*)
+        active_ovmf="${1#*=}"
+        boot_args+=("$1")
+        shift
+        ;;
+      *)
+        boot_args+=("$1")
+        shift
+        ;;
+    esac
+  done
 
   if [[ -z "$(ls -A "$VM_DIR" 2>/dev/null)" ]]; then
     echo "No VM snapshots available"
@@ -73,25 +110,34 @@ boot_vm() {
     exit 1
   fi
 
-  if [[ -f "$TMP_DISK" ]] && ! gum confirm "Override existing /tmp VM?"; then
+  if [[ -z $active_disk || -z $active_ovmf ]]; then
+    echo "Error: active disk and OVMF vars paths must not be empty"
+    exit 1
+  fi
+
+  if [[ -f $active_disk ]] && ! gum confirm "Override existing active VM disk at $active_disk?"; then
     exit 0
   fi
 
-  echo "Copying VM '$name' to /tmp..."
-  cp "$vm_path/omarchy-iso-boot.qcow2" "$TMP_DISK"
-  cp "$vm_path/OVMF_VARS.4m.fd" "$TMP_OVMF"
+  echo "Copying VM '$name' to $active_disk..."
+  mkdir -p "$(dirname "$active_disk")" "$(dirname "$active_ovmf")"
+  cp "$vm_path/omarchy-iso-boot.qcow2" "$active_disk"
+  cp "$vm_path/OVMF_VARS.4m.fd" "$active_ovmf"
 
   gum style --foreground 212 "✓ VM ready. Booting..."
 
-  exec omarchy-iso-boot /dev/null reuse
+  exec omarchy-iso-boot "${boot_args[@]}" /dev/null reuse
 }
 
-case "${1:-}" in
+command="${1:-}"
+[[ $# -gt 0 ]] && shift
+
+case "$command" in
   save)
-    save_vm "$2"
+    save_vm "${1:-}"
     ;;
   boot)
-    boot_vm "$2"
+    boot_vm "$@"
     ;;
   list)
     list_vms
@@ -101,9 +147,16 @@ case "${1:-}" in
       "$(gum style --bold 'omarchy-vm') - VM snapshot manager" \
       "" \
       "$(gum style --foreground 245 'Commands:')" \
-      "  save [name]  Save current VM from /tmp" \
-      "  boot [name]  Boot saved VM (interactive if no name)" \
-      "  list         List available VMs" \
+      "  save [name]                 Save current active VM" \
+      "  boot [name] [boot-options]  Boot saved VM (interactive if no name)" \
+      "  list                        List available VMs" \
+      "" \
+      "$(gum style --foreground 245 'Boot options:')" \
+      "  --ssh-port PORT   Forward host PORT to guest SSH (default: 2222)" \
+      "  --ssh-host HOST   Host address for SSH forwarding (default: 127.0.0.1)" \
+      "  --disk PATH       Active disk path, useful for parallel VMs" \
+      "  --ovmf-vars PATH  Active OVMF vars path, useful for parallel VMs" \
+      "  --no-network      Boot without a virtual NIC" \
       "" \
       "$(gum style --foreground 245 'Current VMs:')"
     list_vms 2>/dev/null || echo "  None"