clan flash: Remove root requirement for flash, add a flash-template

pkgs/clan-cli/clan_cli/flash/inhibit.sh

@@ -0,0 +1,78 @@
+#!/usr/bin/env bash
+
+# A function to log error messages
+log_fatal() {
+  echo "FATAL: $*" >&2
+}
+
+# A function to log warning messages
+log_warning() {
+  echo "WARNING: $*" >&2
+}
+
+
+# Function to enable inhibition (pause automounting)
+enable_inhibition() {
+  local devices=("$@")
+
+  if ! command -v udevadm &> /dev/null; then
+    log_fatal "udev is required to disable automounting"
+    exit 1
+  fi
+
+  if [ "$EUID" -ne 0 ]; then
+    log_fatal "Root privileges are required to disable automounting"
+    exit 1
+  fi
+
+  local rules_dir="/run/udev/rules.d"
+  mkdir -p "$rules_dir"
+
+  for device in "${devices[@]}"; do
+    local devpath="$device"
+    local rule_file="$rules_dir/90-udisks-inhibit-${devpath//\//_}.rules"
+    echo 'SUBSYSTEM=="block", ENV{DEVNAME}=="'"$devpath"'*", ENV{UDISKS_IGNORE}="1"' > "$rule_file"
+    sync
+  done
+
+  udevadm control --reload
+  udevadm trigger --settle --subsystem-match=block
+}
+
+# Function to disable inhibition (cleanup)
+disable_inhibition() {
+  local devices=("$@")
+  local rules_dir="/run/udev/rules.d"
+  
+  for device in "${devices[@]}"; do
+    local devpath="$device"
+    local rule_file="$rules_dir/90-udisks-inhibit-${devpath//\//_}.rules"
+    rm -f "$rule_file" || log_warning "Could not remove file: $rule_file"
+  done
+
+  udevadm control --reload || log_warning "Could not reload udev rules"
+  udevadm trigger --settle --subsystem-match=block || log_warning "Could not trigger udev settle"
+}
+
+if [ "$#" -lt 2 ]; then
+  echo "Usage: $0 [enable|disable] /dev/sdX ..."
+  exit 1
+fi
+
+action=$1
+shift
+devices=("$@")
+
+case "$action" in
+  enable)
+    enable_inhibition "${devices[@]}"
+    ;;
+  disable)
+    disable_inhibition "${devices[@]}"
+    ;;
+  *)
+    echo "Invalid action: $action"
+    echo "Usage: $0 [enable|disable] /dev/sdX ..."
+    exit 1
+    ;;
+esac