Add a script to download some diagnostic tools

scripts/README.md

@@ -5,6 +5,7 @@
     * [Download Debian](#download_debiansh)
     * [Download Ubuntu](#download_ubuntush)
     * [Make Debian Initrd with Firmware](#make_debian_initrd_with_firmwaresh)
+    * [Download diag tools](#download_diag_toolssh)
     * [Debian late_command](#debian-late_command)
 
 ## Description
@@ -36,6 +37,10 @@ The script will provide Debian's netboot installers with **additionnals firmware
     * **qlogic** : For QLogic Infiniband, SCSI, Fibre Channel/FCoE adapters.
   * Extract initrd and firmwares packages to build a new initrd.
 
+### download_diag_tools.sh
+The script will download some diagnostic tools :
+  * memtest86 from [memtest86's official website][memtest official website].
+
 ### Debian late_command
 
 #### Description
@@ -72,3 +77,4 @@ in-target tar xzf /tmp/latecommand.tar.gz -C /tmp/ ; \
 in-target /bin/sh /tmp/latecommand/post.sh
 ```
 
+[memtest official website]: http://www.memtest.org/#downiso "Memtest86+ download"

scripts/download_diag_tools.sh

@@ -0,0 +1,37 @@
+#!/bin/bash
+
+# This script do the following:
+#	Download Memtest
+
+TFTP_ROOT="/var/lib/tftpboot"
+
+# Config file
+CONFIG_PXE="${TFTP_ROOT}/installer/menu.cfg.diag.example"
+rm -f ${CONFIG_PXE} && touch ${CONFIG_PXE}
+
+### Memtest {{{
+MEMTEST_VERSION="5.01"
+MEMTEST_URL="http://www.memtest.org/download/${MEMTEST_VERSION}/memtest86+-${MEMTEST_VERSION}.bin.gz"
+MEMTEST_INSTALLER_DIR="${TFTP_ROOT}/installer/memtest/"
+
+# (re)Create the installer directory
+rm -rf ${MEMTEST_INSTALLER_DIR}
+mkdir -p ${MEMTEST_INSTALLER_DIR}
+pushd ${MEMTEST_INSTALLER_DIR}
+
+# Download the last version and set simpler name (without the **.bin** extension !)
+wget ${MEMTEST_URL} -O - | gzip -d > memtest86+-${MEMTEST_VERSION}.bin
+ln -s memtest86+-${MEMTEST_VERSION}.bin memtest86+
+
+popd
+
+# Config file
+/bin/cat >> "${CONFIG_PXE}" << EOF
+label memtest
+  menu label ^Memory diagnostic tool (Memtest)
+  kernel installer/memtest/memtest86+
+EOF
+
+### }}}
+
+exit 0