Make wsl-setup a script

The script generates wsl-distribution.conf from a template.
You can pass it options for the Name as well as the
logo file.

Signed-off-by: Troy Dawson <tdawson@redhat.com>

wsl-distribution.conf

@@ -20,4 +20,4 @@ defaultName = DEFAULT_NAME
 
 [shortcut]
 enabled = true
-icon = /usr/share/pixmaps/fedora-logo.ico
+icon = DEFAULT_ICON_FULL_PATH

wsl-setup

@@ -0,0 +1,86 @@
+#!/usr/bin/bash
+#
+#  Setup the environment for the new WSL configuration
+#
+# Copyright (C) 2025
+# SPDX-License-Identifier:      MIT
+#
+# Authors:
+#     Troy Dawson <tdawson@redhat.com>
+#
+
+###############
+# Variables
+###############
+DISTRIBUTION_TEMPLATE_FILE="/usr/share/wsl-setup/wsl-distribution.conf.template"
+DISTRIBUTION_CONF_FILE="/usr/lib/wsl-distribution.conf"
+DISTRIBUTION_CONF_LINK="/etc/wsl-distribution.conf"
+. /etc/os-release
+DEFAULT_NAME="${NAME// /}-${VERSION_ID%.*}"
+ICON_PATH="/usr/share/pixmaps/fedora-logo.ico"
+
+###############
+# Show help
+###############
+usage() {
+  echo "Usage `basename $0`  <options> " >&2
+  echo >&2
+  echo "Setup the environment for the new WSL configuration" >&2
+  echo >&2
+  echo "Options:" >&2
+  echo "  --name, -n" >&2
+  echo "    Set the distro name" >&2
+  echo "    Default: ${DEFAULT_NAME}" >&2
+  echo "  --icon, -i" >&2
+  echo "    Full pathname to the icon" >&2
+  echo "    Default: ${ICON_PATH}" >&2
+  echo "  --help, -h" >&2
+  echo "    Show this options menu" >&2
+  echo >&2
+  popd &>/dev/null
+  exit 1
+}
+
+
+###############
+# Get our arguments
+###############
+while [[ "$#" -ge 1 ]]
+do
+key="$1"
+case $key in
+--name | -n )
+      if ! [ "${2}" == "" ] ; then
+        DEFAULT_NAME="${2}"
+        shift
+      else
+        echo "ERROR: Name is not provided"
+        echo
+        usage
+        exit 2
+      fi
+;;
+--icon | -i )
+      if ! [ "${2}" == "" ] ; then
+        ICON_PATH="${2}"
+        shift
+      else
+        echo "ERROR: Icon full path is not provided"
+        echo
+        usage
+        exit 2
+      fi
+;;
+* )
+    usage
+    exit 2
+;;
+esac
+done
+
+###############
+# Do the work
+###############
+
+cp -f ${DISTRIBUTION_TEMPLATE_FILE} ${DISTRIBUTION_CONF_FILE}
+sed -i -e "s|DEFAULT_NAME|${DEFAULT_NAME}|" -e "s|DEFAULT_ICON_FULL_PATH|${ICON_PATH}|" ${DISTRIBUTION_CONF_FILE}

wsl-setup.spec

@@ -1,5 +1,5 @@
 Name:           wsl-setup
-Version:        1.0.0
+Version:        1.0.1
 Release:        %autorelease
 Summary:        Windows Subsystem for Linux setup script and configuration
 License:        MIT
@@ -13,6 +13,7 @@ Source4:        wsl-oobe.sh
 Source5:        firstboot-override.conf
 Source6:        wsl-setup-tmpfiles.conf
 Source7:        wsl-setup-user-tmpfiles.conf
+Source8:        wsl-setup
 
 BuildRequires:  systemd-rpm-macros
 
@@ -34,7 +35,9 @@ Provides WSL specific configuration files and first-time setup script.
 install -pm 0644 %{SOURCE1} LICENSE
 install -Dpm0644 -t %{buildroot}%{_sysconfdir}/ %{SOURCE2}
 install -Dpm0644 -t %{buildroot}%{_prefix}/lib/ %{SOURCE3}
+install -Dpm0644 -T %{SOURCE3} %{buildroot}%{_datarootdir}/wsl-setup/wsl-distribution.conf.template
 install -Dpm0755 -T %{SOURCE4} %{buildroot}%{_libexecdir}/wsl/oobe.sh
+install -Dpm0755 -T %{SOURCE8} %{buildroot}%{_bindir}/wsl-setup
 ln -s ..%{_prefix}/lib/wsl-distribution.conf %{buildroot}%{_sysconfdir}/wsl-distribution.conf
 
 # WSL provides a socket for x11, but we need to ensure its linked to in /tmp.
@@ -55,16 +58,17 @@ install -Dpm0644 %{SOURCE5} %{buildroot}%{_unitdir}/systemd-firstboot.service.d/
 
 
 %post
-# generate the "auto" naming
+# generate the "auto" naming, using the defaults
-. %{_sysconfdir}/os-release
+%{_bindir}/wsl-setup
-DYNAMIC_NAME="${NAME// /}-${VERSION_ID%.*}"
-sed -i "s,DEFAULT_NAME,${DYNAMIC_NAME}," %{_sysconfdir}/wsl-distribution.conf
 
 
 %files
+%{_bindir}/wsl-setup
 %config(noreplace) %{_sysconfdir}/wsl.conf
 %{_prefix}/lib/wsl-distribution.conf
 %{_sysconfdir}/wsl-distribution.conf
+%dir %{_datarootdir}/wsl-setup/
+%{_datarootdir}/wsl-setup/wsl-distribution.conf.template
 %{_libexecdir}/wsl/oobe.sh
 %{_tmpfilesdir}/%{name}.conf
 %{_user_tmpfilesdir}/%{name}.conf