From 75edecee3c24a67918bdf8156402645f0be98ab2 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Wed, 13 Feb 2019 13:19:00 +0100
Subject: [SSUS] Update for new ipxe-aware slx-admin/taskmanager

---
 satellit_upgrader/pack-update.sh      | 75 +++++++++++++++++++++++++++--------
 satellit_upgrader/updater.template.sh | 24 ++++++++++-
 2 files changed, 80 insertions(+), 19 deletions(-)

diff --git a/satellit_upgrader/pack-update.sh b/satellit_upgrader/pack-update.sh
index 37b96c1..3997b98 100755
--- a/satellit_upgrader/pack-update.sh
+++ b/satellit_upgrader/pack-update.sh
@@ -3,10 +3,10 @@
 declare -rg SELFPID=$$
 perror () {
 	if [ -n "$IGNORE_ERRORS" ]; then
-		echo "[ERROR] $@"
+		echo "${RED}[ERROR]${RESET} $@"
 		return 0
 	fi
-	echo "[FATAL] $@"
+	echo "${RED}[FATAL]${RESET} $@"
 	[ "$$" != "$SELFPID" ] && kill "$SELFPID"
 	exit 1
 }
@@ -24,9 +24,43 @@ declare -rg TGZ_DOZMOD="files/dozmod.tar.gz"
 declare -rg TGZ_TASKMANAGER="files/taskmanager.tar.gz"
 declare -rg TGZ_TFTP="files/tftpdir.tar.gz"
 declare -rg TGZ_IPXE="files/ipxe.tar.gz"
+declare -rg FILES_IPXE="
+	pxelinux.0
+	src/
+	.git/
+"
 declare -rg TGZ_LDADP="files/ldadp.tar.gz"
 declare -rg TGZ_DNBD3="files/dnbd3-server.tar.gz"
 
+checkfiles () {
+tar tf "$1" | awk -v strings="$2" '
+BEGIN {
+	numStrings = split(strings,tmp)
+	for (i in tmp) strs[tmp[i]]
+}
+numStrings == 0 { exit 0 }
+{
+	for (str in strs) {
+		if ( $0 == str ) {
+			delete strs[str]
+			numStrings--
+		}
+	}
+}
+END { exit (numStrings ? 1 : 0) }
+'
+}
+
+RED=
+GREEN=
+RESET=
+if [ -t 1 ]; then
+	RED=$( echo -en '\033[1;31m' )
+	GREEN=$( echo -en '\033[1;32m' )
+	RESET=$( echo -en '\033[0m' )
+fi
+readonly RED GREEN RESET
+
 # Prepare installer
 cp "updater.template.sh" "$UPDATER" || perror "could not copy template"
 chmod +x "$UPDATER"
@@ -67,13 +101,20 @@ fi
 
 addpayload () {
 	echo -n "Includes $2: "
-	local FILEVAR=$1
+	local FILEVAR="TGZ_$1"
+	local LISTVAR="FILES_$1"
 	local FILENAME=${!FILEVAR}
+	local LISTFILES=${!LISTVAR}
 	if [ -e "${FILENAME}" ]; then
-		echo "yes"
+		if [ -n "$LISTFILES" ] && ! checkfiles "$FILENAME" "$LISTFILES"; then
+			echo "${RED}no      !!! BAD FORMAT !!!${RESET}"
+			patchtgz "$FILEVAR"
+			return
+		fi
+		echo "${GREEN}yes${RESET}"
 		patchtgz "$FILEVAR" "$FILENAME"
 	else
-		echo "no"
+		echo "${RED}no${RESET}"
 		patchtgz "$FILEVAR"
 	fi
 }
@@ -83,15 +124,15 @@ addinstallfile () {
 	local file=$1
 	local path=$(dirname "$file")
 	if [ ! -d "../satellit_installer" ]; then
-		echo "NO! (satellit_installer not found)"
+		echo "${RED}NO!${RESET} (satellit_installer not found)"
 	elif [ ! -e "../satellit_installer/static_files/$file" ]; then
-		echo "NO! (file not found in satellit_installer/static_files)"
+		echo "${RED}NO!${RESET} (file not found in satellit_installer/static_files)"
 	else
 		mkdir -p "files/$path" || echo -n "(mkdir failed) "
 		if cp "../satellit_installer/static_files/$file" "files/$file"; then
-			echo "yes"
+			echo "${GREEN}yes${RESET}"
 		else
-			echo "...no! (copy failed)"
+			echo "...${RED}no!${RESET} (copy failed)"
 		fi
 	fi
 }
@@ -100,7 +141,7 @@ addinstallfile () {
 # slxadmin version
 echo -n "Includes SLX-Admin: "
 if [ -e "$TGZ_SLXADMIN" ]; then
-	echo "yes"
+	echo "${GREEN}yes${RESET}"
 	VERS=$(date +%Y%j%H)
 	[ -n "$VERS" ] || perror "Could not extract slx-admin version!"
 	echo "Version: $VERS"
@@ -108,16 +149,16 @@ if [ -e "$TGZ_SLXADMIN" ]; then
 	sed -i "s/%SLXADMIN_FOOTER%/$(date '+%y-%m-%d %H:%M')/" "$UPDATER" || perror "could not patch slxadmin footer in updater"
 	patchtgz "TGZ_SLXADMIN" "$TGZ_SLXADMIN"
 else
-	echo "no"
+	echo "${RED}no${RESET}"
 	patchtgz "TGZ_SLXADMIN"
 fi
 
-addpayload "TGZ_DOZMOD" "Dozmod server"
-addpayload "TGZ_TASKMANAGER" "Taskmanager"
-addpayload "TGZ_TFTP" "TFTP/PxeLinux data"
-addpayload "TGZ_IPXE" "iPXE source code"
-addpayload "TGZ_LDADP" "ldap/ad proxy"
-addpayload "TGZ_DNBD3" "dnbd3-server"
+addpayload "DOZMOD" "Dozmod server"
+addpayload "TASKMANAGER" "Taskmanager"
+addpayload "TFTP" "TFTP/PxeLinux data"
+addpayload "IPXE" "iPXE source code"
+addpayload "LDADP" "ldap/ad proxy"
+addpayload "DNBD3" "dnbd3-server"
 
 if [ -z "$LEAN" ]; then
 	addinstallfile "lighttpd.conf"
diff --git a/satellit_upgrader/updater.template.sh b/satellit_upgrader/updater.template.sh
index b51a0f4..2f34c0c 100644
--- a/satellit_upgrader/updater.template.sh
+++ b/satellit_upgrader/updater.template.sh
@@ -209,6 +209,7 @@ if [ -n "$TGZ_TASKMANAGER" ]; then
 	tar -x -C "$PATH_TASKMANAGER" -f "$TMPDIR/$TGZ_TASKMANAGER"
 	fixperms "$PATH_TASKMANAGER" root:root
 	chmod -R a+x "$PATH_TASKMANAGER/scripts"
+	# Where we place the downloadable iPXE images
 	mkdir -p -m 0755 "/srv/openslx/www/boot/download"
 	fixperms "/srv/openslx/www/boot/download" taskmanager:www-data
 	echo "Restarting service"
@@ -240,7 +241,7 @@ if [ -n "$TGZ_IPXE" ]; then
 	} &
 	IPXE_PID=$!
 fi
-# Need mtools
+# Need mtools for creating floppy images for iPXE
 if ! which mformat &>/dev/null; then
 	failprint apt-get install -y mtools
 fi
@@ -252,6 +253,8 @@ if [ -n "$TGZ_SLXADMIN" ]; then
 	# Test archive
 	INCMODS=$(mktemp)
 	tar tf "$TMPDIR/$TGZ_SLXADMIN"  | grep -oP '^modules-available/[^/]+/$' > "$INCMODS" || perror "Could not read $TGZ_SLXADMIN"
+	# Remember boot module if already set
+	bootmodule=$( basename "$( readlink -f "$PATH_SLXADMIN/modules/serversetup" 2> /dev/null )" )
 	# Remove old files - wipe selectively, just in case someone added a new module by hand
 	rm -rf -- "$PATH_SLXADMIN/"{inc,apis,modules,templates,Mustache,script,style}
 	while read -r line || [[ -n "$line" ]]; do
@@ -291,12 +294,29 @@ if [ -n "$TGZ_SLXADMIN" ]; then
 	diffcp "slxadmin-cronscript" "/opt/openslx/slxadmin-cronscript"
 	# New crontab supplied
 	diffcp "slxadmin-crontab" "/etc/cron.d/slx-admin"
+	# Ask about ipxe / pxelinux
+	if [ -z "$bootmodule" ] || ! [ -d "$PATH_SLXADMIN/modules-available/$bootmodule" ]; then
+		bootmodule="serversetup-bwlp-pxelinux"
+		if [ -t 0 ] && [ -t 1 ]; then
+			echo "Congratulations! You have won a bwLehrpool-Server with iPXE support!"
+			echo "Do you want to enable iPXE boot support instead of the old ipxelinux4 approach?"
+			echo -n "If unsure, say NO here. [y/n]: "
+			read answer
+			while ! [[ "$answer" =~ ^[nNyY] ]]; do
+				echo -n "Please answer [Y]es or [N]o: "
+				read answer
+			done
+			[[ "$answer" =~ ^[yY] ]] && bootmodule="serversetup-bwlp-ipxe"
+		else
+			echo "(Not asking about iPXE vs. pxelinux 4 because we're not running from a terminal)"
+		fi
+	fi
 	# Enable modules
 	(
 		mkdir -p "$PATH_SLXADMIN/modules"
 		cd "$PATH_SLXADMIN/modules" || perror "Cannot cd to slxadmin"
 		echo "Enabling slx-admin modules"
-		for mod in adduser backup baseconfig baseconfig_bwidm baseconfig_bwlp bootstrap_datepicker bootstrap_dialog bootstrap_multiselect bootstrap_switch bootstrap_timepicker dnbd3 dozmod eventlog exams js_chart js_circles js_jqueryui js_moment js_selectize js_stupidtable js_vis js_weekcalendar locationinfo locations main minilinux news permissionmanager rebootcontrol roomplanner runmode serversetup-bwlp session statistics statistics_reporting summernote sysconfig syslog systemstatus vmstore webinterface; do
+		for mod in adduser backup baseconfig baseconfig_bwidm baseconfig_bwlp bootstrap_datepicker bootstrap_dialog bootstrap_multiselect bootstrap_switch bootstrap_timepicker dnbd3 dozmod eventlog exams js_chart js_circles js_jqueryui js_moment js_selectize js_stupidtable js_vis js_weekcalendar locationinfo locations main minilinux news permissionmanager rebootcontrol roomplanner runmode "$bootmodule" session statistics statistics_reporting summernote sysconfig syslog systemstatus vmstore webinterface; do
 			name=${mod%%-*}
 			rm -f -- "$name"
 			ln -s "../modules-available/$mod" "$name" || pwarning "Could not activate module '$mod' (alias '$name')"
-- 
cgit v1.2.3-55-g7522