restructuring & bit of documentation ;)

dracut module now in 'dnbd3-qcow2-rootfs'. ALLLLL dracut related stuff goes in here!

29 files changed, 0 insertions, 877 deletions

diff --git a/testModule/binaries/busybox b/testModule/binaries/busybox
deleted file mode 100755
index 7eceacf7..00000000
--- a/testModule/binaries/busybox
+++ /dev/null
diff --git a/testModule/binaries/dnbd3-client b/testModule/binaries/dnbd3-client
deleted file mode 100755
index 76924b49..00000000
--- a/testModule/binaries/dnbd3-client
+++ /dev/null
diff --git a/testModule/binaries/systemd-preserve-process-marker b/testModule/binaries/systemd-preserve-process-marker
deleted file mode 100755
index 45beb51d..00000000
--- a/testModule/binaries/systemd-preserve-process-marker
+++ /dev/null
diff --git a/testModule/debugging_tools/busybox b/testModule/debugging_tools/busybox
deleted file mode 100755
index 1212ae20..00000000
--- a/testModule/debugging_tools/busybox
+++ /dev/null
diff --git a/testModule/debugging_tools/endless b/testModule/debugging_tools/endless
deleted file mode 100755
index de7a8c0a..00000000
--- a/testModule/debugging_tools/endless
+++ /dev/null
diff --git a/testModule/debugging_tools/endless.c b/testModule/debugging_tools/endless.c
deleted file mode 100644
index 22c9bc50..00000000
--- a/testModule/debugging_tools/endless.c
+++ /dev/null
@@ -1,10 +0,0 @@
-#include <unistd.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdio.h>
-
-int main(int argc, char *argv[]) {
-    // Provides a dummy worker.
-    while (1)
-        sleep(999999999);
-}
diff --git a/testModule/debugging_tools/nbd-client b/testModule/debugging_tools/nbd-client
deleted file mode 100755
index 7bb2207f..00000000
--- a/testModule/debugging_tools/nbd-client
+++ /dev/null
diff --git a/testModule/debugging_tools/nbd-debugging.ko b/testModule/debugging_tools/nbd-debugging.ko
deleted file mode 100644
index 47cf6cd6..00000000
--- a/testModule/debugging_tools/nbd-debugging.ko
+++ /dev/null
diff --git a/testModule/debugging_tools/network.functions b/testModule/debugging_tools/network.functions
deleted file mode 100644
index 89ca5a20..00000000
--- a/testModule/debugging_tools/network.functions
+++ /dev/null
@@ -1,23 +0,0 @@
-wait_for_iface() {
-    local DEVICE=$1
-    local TIMEOUT=10
-    echo -n "Waiting for interface $DEVICE: "
-    # Some systems don't have operstate. Seems to be hardware dependent
-    [ ! -e "/sys/class/net/${DEVICE}/operstate" ] && usleep 10000
-    if [ -e "/sys/class/net/${DEVICE}/operstate" ]; then
-        while true; do
-            # check linkstate
-            [ "x$(cat "/sys/class/net/${DEVICE}/operstate")" == "xup" ] && break
-            TIMEOUT=$(( $TIMEOUT - 1 )) # don't wait forever, the pcnet iface of vmware will never be "up" although it's working
-            [ "$TIMEOUT" -le 0 ] && break
-            # else
-            echo -n "."
-            usleep 500000
-        done
-    else
-        # we really don't have a operstate .. then just wait a sec and hope for the best.
-        sleep 1
-    fi
-    echo ".$(cat "/sys/class/net/${DEVICE}/operstate" 2>/dev/null)"
-}
-true
diff --git a/testModule/debugging_tools/qemu-nbd b/testModule/debugging_tools/qemu-nbd
deleted file mode 100755
index b34a3ff7..00000000
--- a/testModule/debugging_tools/qemu-nbd
+++ /dev/null
diff --git a/testModule/debugging_tools/qemu-nbd-systemd-mark b/testModule/debugging_tools/qemu-nbd-systemd-mark
deleted file mode 100755
index 03c2a6b1..00000000
--- a/testModule/debugging_tools/qemu-nbd-systemd-mark
+++ /dev/null
diff --git a/testModule/debugging_tools/setup-network.sh b/testModule/debugging_tools/setup-network.sh
deleted file mode 100644
index 3b32a68c..00000000
--- a/testModule/debugging_tools/setup-network.sh
+++ /dev/null
@@ -1,84 +0,0 @@
-#!/bin/bash
-
-echo "Setting up network..."
-
-echo "Main MAC address is '$MAC'"
-
-# setup network
-source /inc/network.functions
-
-# set up loopback networking
-echo "Setting up loopback"
-ip link set dev lo up 2>/dev/null
-ip addr add 127.0.0.1/8 dev lo 2>/dev/null
-
-echo "Setting up bridge"
-BRIDGE="br0"
-
-# Following was supposed to prevent scripts from getting confused by multiple interfaces with same MAC - does not work though
-## Flip mac address of original interface - this var is not local so init sees the changes too
-#MAC="$(echo "$MAC" | awk -F ':' '{printf $1 ":" $2 ":" $5 ":" $3 ":" $6 ":" $4}')"
-#ip link set addr "$MAC" "$SLAVE"
-
-mkdir -p "${FUTURE_ROOT}/etc/udev/rules.d"
-
-#IP_OUT=$(ip a | sed -r ':a;N;$!ba;s/: ([a-z0-9]+): /####\1####/g;s/ether ([a-f0-9:]+) /####\1####/g'| grep -E -o '####[^ ]+####' | sed 's/#//g' | grep -B 1 ':')
-IP_OUT=$(ip a | grep -B 1 "/ether" | sed -r '/^--$/d;$!N;s#^[0-9]+: ([a-z0-9\.:]+): .*?/ether ([0-9a-fA-Z:]+) .*$#\1==\2#')
-
-if ! echo "$IP_OUT" | grep -q -- "$MAC"; then
-    drop_shell "Boot interface not found in interface list. NIC driver missing?"
-fi
-
-for LINE in $IP_OUT; do
-    IFACE=$(echo "$LINE" | awk -F '==' '{printf $1}')
-    IFMAC=$(echo "$LINE" | awk -F '==' '{printf $2}' | tr '[A-Z]' '[a-z]') # udev requires mac addesses to be lowercase (a-f), see http://www.debianhelp.co.uk/udev.htm
-    echo "${IFACE} = ${IFMAC}"
-
-    if [ "x$IFMAC" == "x$MAC" ]; then
-        brctl addbr "$BRIDGE" || drop_shell "Could not create bridge $BRIDGE"
-        brctl stp "$BRIDGE" 0
-        brctl setfd "$BRIDGE" 0.000000000001
-        ip link set addr "$IFMAC" "$BRIDGE" || drop_shell "Could not set mac of $BRIDGE"
-        ip link set dev "$IFACE" up
-        wait_for_iface "$IFACE"
-        brctl addif "$BRIDGE" "$IFACE" || drop_shell "Could not add $IFACE to $BRIDGE"
-
-        # save our variables for retry on fail
-        echo "IFACE=$IFACE" > /run/network.conf
-
-        # analyze ip information from the kernel command line and put parts
-        # of it into several variables
-        if [ -n "$CLIENTIP" ] ; then
-            # set static ip address
-            ip addr add "$CLIENTIP/$(ipcalc -s -p "$CLIENTIP" "$SUBNET_MASK" | sed "s/.*=//")" broadcast "$BROADCAST_ADDRESS" dev "$BRIDGE"
-            ip link set dev "$BRIDGE" up
-            [ -n "$GATEWAY" ] && ip route add default via "$GATEWAY" dev "$BRIDGE"
-        else
-            NOIPYET="yes"
-        fi
-        # Ignore this device later on when systemd handles network interfaces (see hacked 99-systemd.rules in systemd data dir)
-        echo "SUBSYSTEM==\"net\", ACTION==\"add\", KERNEL==\"eth*\", ATTR{address}==\"$IFMAC\", TAG+=\"openslxignore\"" >> "${FUTURE_ROOT}/etc/udev/rules.d/01-ignore-boot-interface.rules"
-    fi
-    # youdev
-    echo "SUBSYSTEM==\"net\", ACTION==\"add\", DRIVERS==\"?*\", ATTR{address}==\"$IFMAC\", ATTR{dev_id}==\"0x0\", ATTR{type}==\"1\", KERNEL==\"eth*\", NAME=\"$IFACE\"" >> "${FUTURE_ROOT}/etc/udev/rules.d/70-net-boot-nic-name.rules"
-    # continue...
-    IFACE=""
-done
-
-wait_for_iface "$BRIDGE"
-
-# udhcpc
-PARAM=
-if [ -n "$CLIENTIP" ]; then
-    PARAM="-r $CLIENTIP"
-fi
-echo -n "$CLIENTIP" > "/run/firstip"
-echo -n "$GATEWAY" > "/run/firstgw"
-
-# save our variables for retry on fail ff.
-echo "CLIENTIP=$CLIENTIP" >> /run/network.conf
-echo "GATEWAY=$GATEWAY" >> /run/network.conf
-echo "BRIDGE=$BRIDGE" >> /run/network.conf
-
-udhcpc $PARAM -O domain -O nissrv -O nisdomain -O wpad -O search -t 5 -T 2 -s "/inc/udhcpc-trigger" -f -n -q -i "$BRIDGE"
-# udhcpc return value will be return value of this script
diff --git a/testModule/hooks/cmdline/enable-sysrq.sh b/testModule/hooks/cmdline/enable-sysrq.sh
deleted file mode 100755
index f779aa7a..00000000
--- a/testModule/hooks/cmdline/enable-sysrq.sh
+++ /dev/null
@@ -1,2 +0,0 @@
-# enables magic sysrq keys
-echo 1 > /proc/sys/kernel/sysrq
diff --git a/testModule/hooks/cmdline/expand-kcl-ip.sh b/testModule/hooks/cmdline/expand-kcl-ip.sh
deleted file mode 100755
index 9f617b09..00000000
--- a/testModule/hooks/cmdline/expand-kcl-ip.sh
+++ /dev/null
@@ -1,36 +0,0 @@
-command -v warn >/dev/null || . /lib/dracut-lib.sh
-
-# fakes the cmdline to fix the ip parsing in darcut's net-lib.sh
-[ -d /fake ] || mkdir /fake
-
-# need to be a tmpfs for the hack to work
-mount -t tmpfs tmpfs /fake
-
-for parameter in $(getargs ip=); do
-	local temp="$parameter:"
-	set --
-	while [ -n "$temp" ]; do
-		set -- "$@" "${temp%%:*}"
-		temp=${temp#*:}
-	done
-
-	[ -n "$1" ] && ip=$1
-	[ -n "$2" ] && server_ip=$2
-	[ -n "$3" ] && gateway_ip=$3
-	[ -n "$4" ] && net_mask=$4
-
-	warn "PXE given net configuration: ip: $ip server_ip: $server_ip gateway_ip: $gateway_ip net_mask: $net_mask"
-	local final_dracut_ip_config="$ip::$gateway_ip:$net_mask:hiwi-test-28:eno1:none"
-	warn "Final dracut ip config: $final_dracut_ip_config"
-	sed --regexp-extended "s/ip=[^ ]*/ip=$final_dracut_ip_config/g" /proc/cmdline > /fake/cmdline
-done
-
-
-# bind mount it. Can we trust mount return codes here?
-# # if so, we should check what we get in $?
-mount -o bind /fake/cmdline /proc/cmdline
-
-# check if it worked
-if ! grep 'hiwi-test-28:eno1:none' /proc/cmdline; then
-	warn 'Haxing cmdline did not work :( sad pandaz...'
-fi
diff --git a/testModule/hooks/cmdline/mark-root-device.sh b/testModule/hooks/cmdline/mark-root-device.sh
deleted file mode 100755
index b7282521..00000000
--- a/testModule/hooks/cmdline/mark-root-device.sh
+++ /dev/null
@@ -1,9 +0,0 @@
-# set rootok and root as dracut expects them to be set by
-# the module preparing the root filesystem.
-#
-# Once the root filesystem is mounted per dnbd3 and
-# exported as qcow2 per nbd, /dev/root will be a symlink
-# to /dev/nbd0 as this is then our rootfs-device
-rootok=1
-root=block:/dev/root
-
diff --git a/testModule/hooks/mount/mount-root-device.sh b/testModule/hooks/mount/mount-root-device.sh
deleted file mode 100755
index d02f9002..00000000
--- a/testModule/hooks/mount/mount-root-device.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-# this rudimentary script just mounts the rootfs device that was symlinked to
-# /dev/root to dracut's $NEWROOT (usually /sysroot).
-
-mount /dev/root $NEWROOT
diff --git a/testModule/hooks/pre-mount/fetch-config.sh b/testModule/hooks/pre-mount/fetch-config.sh
deleted file mode 100755
index a90481c8..00000000
--- a/testModule/hooks/pre-mount/fetch-config.sh
+++ /dev/null
@@ -1,39 +0,0 @@
-# load dracut functions
-command -v getarg >/dev/null || . /lib/dracut-lib.sh
-
-# read SLX_SERVER and SLX_BASE from the kernel command line
-SLX_SERVER=$(getarg slxsrv)
-SLX_BASE=$(getarg slxbase)
-SLX_CONFIG_DIR="/opt/openslx"
-SLX_CONFIG_FILE="/opt/openslx/config"
-
-if [ -z "$SLX_SERVER" ]; then
-	warn "No 'slxsrv' parameter found in the kernel command line!"
-	warn "Skipping OpenSLX configuration..."
-	return 1
-fi
-if [ -z "$SLX_BASE" ]; then
-	warn "No 'slxbase' parameter found in the kernel command line!"
-	warn "Skipping OpenSLX configuration..."
-	return 1
-fi
-
-info "Getting configuration from OPENSLX-Server..."
-WGET="$(busybox which wget)"
-if [ -z $WGET ]; then
-	# do nothing
-	warn "'wget' not found. Skipping openslx configuration..."
-	return 1
-fi
-
-# ok then we are ready to download the config
-mkdir -p "${SLX_CONFIG_DIR}"
-$WGET -T 5 -q "http://${SLX_SERVER}/${SLX_BASE}/config" -O "${SLX_CONFIG_FILE}"
-RET="$?"
-if [ $RET -ne 0 ]; then
-	warn "Downloading OpenSLX configuration from ${SLX_SERVER}/${SLX_BASE} failed: $RET"
-	emergency_shell -n "$0"
-	return 1
-else
-	return 0
-fi
diff --git a/testModule/hooks/pre-mount/mount-qcow.sh b/testModule/hooks/pre-mount/mount-qcow.sh
deleted file mode 100755
index d70492bf..00000000
--- a/testModule/hooks/pre-mount/mount-qcow.sh
+++ /dev/null
@@ -1,49 +0,0 @@
-###############################################################################
-# CHECKS
-#
-
-SETUP_ROOTFS_SCRIPT="/sbin/setup-qcow2"
-
-if [ ! -e "${SETUP_ROOTFS_SCRIPT}" ]; then
-	warn "No such file of directory: ${SETUP_ROOTFS_SCRIPT}"
-	emergency_shell -n "Error in $0"
-	return 1
-fi
-
-if [ ! -x "${SETUP_ROOTFS_SCRIPT}" ]; then
-	warn "Cannot execute: ${SETUP_ROOTFS_SCRIPT}"
-	emergency_shell -n "Error in $0"
-	return 1
-fi
-
-#
-# END CHECKS
-###############################################################################
-
-###############################################################################
-# MAIN CODE
-#
-
-# ok, let's source the setup script
-if ! . ${SETUP_ROOTFS_SCRIPT} ; then
-	warn "Could not source: ${SETUP_ROOTFS_SCRIPT}"
-	emergency_shell -n "Error in $0"
-	return 1
-fi
-
-# just go over the functions in the right order ;-)
-for fun in connect_dnbd3 create_qcow export_qcow connect_qcow; do
-	if ! $fun; then
-		# something failed, drop a shell for debugging
-		warn "'$fun' failed with: $?"
-		emergency_shell -n "Error in $fun"
-		return 1
-	fi
-done
-
-# all good, we are done
-return 0
-
-#
-# END MAIN CODE
-###############################################################################
diff --git a/testModule/hooks/pre-pivot/mount-tmp.sh b/testModule/hooks/pre-pivot/mount-tmp.sh
deleted file mode 100755
index 3e702064..00000000
--- a/testModule/hooks/pre-pivot/mount-tmp.sh
+++ /dev/null
@@ -1,40 +0,0 @@
-# This script only checks if we found a usable partition for the
-# future /tmp. The discovery of that partition is done by udev during
-# the initqueue. If a valid partition is found (either GPT with the label
-# OPENSLX_TMP or MBR with the type 0x44) its path will be written to
-# /tmp/openslx.tmpdisk
-OPENSLX_TMP_DISK_FLAG="/tmp/openslx.disk.tmp"
-
-if [ ! -e "$OPENSLX_TMP_DISK_FLAG" ]; then
-	warn "'$OPENSLX_TMP_DISK_FLAG' not found!"
-	warn "Systemd will manage $NEWROOT/tmp on its own."
-	# no partition for the future /tmp found, just
-	# let systemd manage it then (probably a tmpfs)
-	return 1
-fi
-
-# in /tmp/openslx.disk.tmp is the name of the device
-# to mount as /tmp in the real system
-# meaning we need to mount it to /sysroot/tmp here.
-
-OPENSLX_TMP_DISK_DEV="$(cat $OPENSLX_TMP_DISK_FLAG)"
-
-# sanity check: is the content a block device?
-if [ ! -b "$OPENSLX_TMP_DISK_DEV" ]; then
-	warn "'$OPENSLX_TMP_DISK_DEV' appears not to be a block device!"
-	warn "Systemd will manage $NEWROOT/tmp on its own."
-	return 1
-fi
-
-# all good, keep on
-if ! mount -t auto "$OPENSLX_TMP_DISK_DEV" $NEWROOT/tmp; then
-	# something else went wrong :(
-	warn "Mounting '$OPENSLX_TMP_DISK_DEV' to '$NEWROOT/tmp' failed with: $!"
-	warn "Systemd will manage $NEWROOT/tmp on its own."
-	return 1
-fi
-
-# still here? mount worked wohoo
-# set permissions
-chmod a+rwxt $NEWROOT/tmp
-return 0
diff --git a/testModule/hooks/pre-udev/lo-setup.sh b/testModule/hooks/pre-udev/lo-setup.sh
deleted file mode 100755
index 9103afd9..00000000
--- a/testModule/hooks/pre-udev/lo-setup.sh
+++ /dev/null
@@ -1 +0,0 @@
-/sbin/initqueue --name ifup-lo --unique --onetime /sbin/ifup lo -m
diff --git a/testModule/hooks/pre-udev/load-dnbd3-nbd-modules.sh b/testModule/hooks/pre-udev/load-dnbd3-nbd-modules.sh
deleted file mode 100755
index 29f9f210..00000000
--- a/testModule/hooks/pre-udev/load-dnbd3-nbd-modules.sh
+++ /dev/null
@@ -1,32 +0,0 @@
-# include dracut-lib.sh to use 'warn'
-command -v warn >/dev/null || . /lib/dracut-lib.sh
-
-NBD_MOD_PATH="/usr/lib/modules/current/extra/nbd.ko"
-DNBD3_MOD_PATH="/usr/lib/modules/current/extra/dnbd3.ko"
-
-# do we actually have our modules?
-if [ ! -e "${NBD_MOD_PATH}" ]; then
-	warn "No such file of directory: ${NBD_MOD_PATH}"
-	emergency_shell -n "Error in $0"
-	return 1
-fi
-if [ ! -e "${DNBD3_MOD_PATH}" ]; then
-	warn "No such file of directory: ${DNBD3_MOD_PATH}"
-	emergency_shell -n "Error in $0"
-	return 1
-fi
-
-# load the kernel modules for dnbd3 and nbd
-if ! insmod "${DNBD3_MOD_PATH}"; then
-	warn "Failed to load DNBD3 kernel module..."
-	emergency_shell -n "Error in $0"
-	return 1
-fi
-
-if ! insmod "${NBD_MOD_PATH}"; then
-	warn "Failed to load NBD kernel module..."
-	emergency_shell -n "Error in $0"
-	return 1
-fi
-
-return 0
diff --git a/testModule/kernel_modules/dnbd3.ko b/testModule/kernel_modules/dnbd3.ko
deleted file mode 100755
index d7b7ce3b..00000000
--- a/testModule/kernel_modules/dnbd3.ko
+++ /dev/null
diff --git a/testModule/kernel_modules/nbd.ko b/testModule/kernel_modules/nbd.ko
deleted file mode 100644
index e8c3f40f..00000000
--- a/testModule/kernel_modules/nbd.ko
+++ /dev/null
diff --git a/testModule/library.sh b/testModule/library.sh
deleted file mode 100644
index d3f97aff..00000000
--- a/testModule/library.sh
+++ /dev/null
@@ -1,38 +0,0 @@
-cat /proc/cmdline >/tmp/cmdline
-
-replace_cmd() {
-    sed --regexp-extended "s/$1=[^ ]*/$1=$2/g" /tmp/cmdline -i
-}
-
-getcmdline() {
-    local _line
-    local _i
-    local CMDLINE_ETC_D
-    local CMDLINE_ETC
-    unset _line
-
-    if [ -e /etc/cmdline ]; then
-        while read -r _line; do
-            CMDLINE_ETC="$CMDLINE_ETC $_line";
-        done </etc/cmdline;
-    fi
-    for _i in /etc/cmdline.d/*.conf; do
-        [ -e "$_i" ] || continue
-        while read -r _line; do
-            CMDLINE_ETC_D="$CMDLINE_ETC_D $_line";
-        done <"$_i";
-    done
-    ## NOTE: We modify this to be able to alter kernel command line arguments
-    ## at runtime.
-    if [ -e /tmp/cmdline ]; then
-        read -r CMDLINE </tmp/cmdline;
-        CMDLINE="$CMDLINE_ETC_D $CMDLINE_ETC $CMDLINE"
-    else
-    ##
-        if [ -e /proc/cmdline ]; then
-            read -r CMDLINE </proc/cmdline;
-            CMDLINE="$CMDLINE_ETC_D $CMDLINE_ETC $CMDLINE"
-        fi
-    fi
-    printf "%s" "$CMDLINE"
-}
diff --git a/testModule/module-setup.sh b/testModule/module-setup.sh
deleted file mode 100644
index b3f14c1d..00000000
--- a/testModule/module-setup.sh
+++ /dev/null
@@ -1,121 +0,0 @@
-#!/bin/bash
-
-check() {
-    if ! type -f qemu-nbd >/dev/null; then
-        echo "'qemu-nbd' not found on this system, install it to use this module."
-        return 1
-    fi
-    if ! type -f qemu-img >/dev/null; then
-        echo "'qemu-img' not found on this system, install it to use this module."
-        return 1
-    fi
-    if ! type -f nbd-client >/dev/null; then
-        echo "'nbd-client' not found on this system, install it to use this module."
-        return 1
-    else
-        # check version
-        local nbd_client_version="$(nbd-client --help 2>&1 | grep -oE '3\.[0-9]+')"
-        local nbd_client_version_major="${nbd_client_version%.*}"
-        local nbd_client_version_minor="${nbd_client_version#*.}"
-        if [ "${nbd_client_version_major}" -ne 3 ]; then
-            # nbd-client probably too old
-            echo "The nbd-client major version is not 3, meaning its probably too old."
-            return 1
-        fi
-        if [ "${nbd_client_version_minor}" -gt 8 ]; then
-            # TODO check if ver = 3.9 has the same new syntax...
-            echo "The nbd-client minor version is greater than 8. A new syntax has been
-                    introduced starting with 3.10 which we do not support."
-            return 1
-        fi
-        return 0
-    fi
-}
-
-depends() {
-    echo base network bash kernel-modules
-    return 0
-}
-
-installkernel() {
-    instmods ext4
-}
-
-install() {
-    ### BINARIES
-    #
-    # busybox: cause we want lightweight tools
-    inst "$moddir/binaries/busybox" /usr/bin/busybox
-    # dnbd3-client: needed to mount remote dnbd3 filesystem.
-    inst "$moddir/binaries/dnbd3-client" /usr/bin/dnbd3-client
-    # A generic wrapper program to prepend a "@" to each process
-    # spawned by given nested programs.
-    inst "$moddir/binaries/systemd-preserve-process-marker" \
-        /usr/bin/systemd-preserve-process-marker
-
-    # NOTE: These modules are build again Kernel: 3.10.0-229.1.2.el7.x86_64
-    # TODO: build these in check() !
-    inst "$moddir/kernel_modules/dnbd3.ko" \
-        /usr/lib/modules/current/extra/dnbd3.ko
-    inst "$moddir/kernel_modules/nbd.ko" \
-        /usr/lib/modules/current/extra/nbd.ko
-
-    ### HOOKS
-    ## HOOK cmdline
-    # enables sysrq-shortcuts
-    inst_hook cmdline 00 "$moddir/hooks/cmdline/enable-sysrq.sh"
-
-    # expands the ip parameter in the kernel command line to
-    # make it dracut-compatible
-    # TODO: dracut still parses this incorrectly...
-    inst_hook cmdline 10 "$moddir/hooks/cmdline/expand-kcl-ip.sh"
-
-    # sets environment variables to tell dracut which device
-    # holds the future root filesystem
-    inst_hook cmdline 90 "$moddir/hooks/cmdline/mark-root-device.sh"
-
-    ## HOOK pre-udev
-    # loads the dnbd3/nbd kernel modules
-    inst_hook pre-udev 00 "$moddir/hooks/pre-udev/load-dnbd3-nbd-modules.sh"
-
-    # setup loopback device
-    inst_hook pre-udev 00 "$moddir/hooks/pre-udev/lo-setup.sh"
-
-    ## HOOK pre-mount
-    # this is the configuration hook where the config stuff is wget'ed
-    inst_hook pre-mount 00 "$moddir/hooks/pre-mount/fetch-config.sh"
-
-    # this is the main hook where all the magic is triggered
-    inst_hook pre-mount 10 "$moddir/hooks/pre-mount/mount-qcow.sh"
-
-    ## HOOK mount
-    # this simply mounts the prepared /dev/root to $NEWROOT
-    # aka "the dracut way"
-    inst_hook mount 10 "$moddir/hooks/mount/mount-root-device.sh"
-
-    ## HOOK pre-pivot
-    # this checks whether we found a partition suitable for
-    # the future /tmp and if so, mounts it
-    inst_hook pre-pivot 00 "$moddir/hooks/pre-pivot/mount-tmp.sh"
-
-    ### SCRIPTS
-    # the main magic script containing all the functions needed
-    # to prepare the qcow2-based root filesystem
-    inst "$moddir/scripts/setup-qcow2" /sbin/setup-qcow2
-
-    # the script triggered by udev upon finding the right partitions
-    inst "$moddir/scripts/prepare-disks" /sbin/prepare-disks
-
-    # udev rules detecting 44, 45, 46 partitions and running
-    # 'prepare-disks' to do then format/mount/use them
-    inst "$moddir/udev/70-openslx-disk.rules" /etc/udev/rules.d/70-openslx-disk.rules
-
-    # Debugging Uncomment this version if you need some useful debugging tools
-    # in your iniramfs.
-    inst_multiple lsblk ping ip ifconfig sshd htop tail head cat vim \
-        touch sed lsmod insmod qemu-img sleep route wget find lsof strace \
-        chroot switch_root pivot_root qemu-nbd mount nbd-client fdisk mkfs.xfs
-    # Production:
-    # inst_multiple insmod qemu-img qemu-nbd
-    return 0
-}
diff --git a/testModule/scripts/prepare-disks b/testModule/scripts/prepare-disks
deleted file mode 100755
index 2e68dd9e..00000000
--- a/testModule/scripts/prepare-disks
+++ /dev/null
@@ -1,211 +0,0 @@
-#!/bin/bash
-###############################################################################
-# GLOBALS
-#
-
-# flag file containing pids of running instances for concurrency checks
-declare -rg OPENSLX_DISK_FLAG="/tmp/openslx.disk"
-# file that will contain the name of the device used for the /tmp partition
-# - label 'OPENSLX_TMP' in GPT / type '0x44' in MBR
-declare -rg OPENSLX_TMP_MARKER="/tmp/openslx.disk.tmp"
-# file that will contain the name of the device used for storing qcow2
-# - label 'OPENSLX_SYS' in GPT / type '0x46' in MBR
-declare -rg OPENSLX_SYS_MARKER="/tmp/openslx.disk.sys"
-# mount point for system partition
-declare -rg OPENSLX_SYS_MOUNT="/opt/openslx/system"
-
-#
-# END GLOBALS
-###############################################################################
-
-###############################################################################
-# FUNCTION DEFINITIONS
-#
-# helper to mount the OPENSLX_SYS partition to /opt/openslx/system
-# Usage: mount_sys_part <path_to_sys_partition>
-mount_sys_part() {
-	if [ ! -b "$1" ]; then
-		warn "($$) Refusing to mount '$1' as its not a block device!"
-		return 1
-	fi
-
-	local OPENSLX_SYS_DEVICE="$1"
-	mkdir -p ${OPENSLX_SYS_MOUNT}
-	if ! mount -t auto "${OPENSLX_SYS_DEVICE}" "${OPENSLX_SYS_MOUNT}"; then
-		warn "($$) Mounting '${OPENSLX_SYS_DEVICE}' to '${OPENSLX_SYS_MOUNT}' failed."
-		return 1
-	fi
-	return 0
-
-}
-#
-# generic helper to format the given partition with the given filesystem or
-# from the prefdefined list of xfs, ext4, ...
-# Usage: format_disk <dev> <fs>
-#  e.g.  format_disk /dev/sda1 xfs
-format_disk () {
-	local TARGET_DEVICE="$1"
-	local fslist="xfs ext4"
-	# if we have a second arguments, its the filesystem of choice
-	local fs
-	[ $# -ge 2 ] && fslist="$2"
-	for fs in $fslist ; do
-		unset found
-		local MKFS="$(busybox which mkfs.$fs)"
-		if [ -n $MKFS ]; then
-			found=yes
-			case "mkfs.$fs" in
-				mkfs.xfs)   fopt="-fq"  ;;
-				mkfs.ext4)  fopt="-Fq"  ;;
-			esac
-			info "($$) Formatting $TARGET_DEVICE as $fs"
-			return $(${MKFS} ${fopt} "${TARGET_DEVICE}")
-		fi
-		[ -n "$found" ] && break
-	done
-	# still here? then we didn't find a proper formatter...
-	warn "($$) Could not format $PART_DEV as $fs."
-	return 1
-}
-
-#
-# END FUNCTION DEFINITIONS
-###############################################################################
-
-###############################################################################
-# MAIN CODE
-#
-
-command -v warn >/dev/null || . /lib/dracut-lib.sh
-
-# let check the arguments
-if [ "$#" -ne 2 ]; then
-	warn "($$) '$0' need 2 arguments: '$0 [OPENSLX_SYS|OPENSLX_TMP] <dev_path>'"
-	exit 1
-fi
-# $1 sane?
-if [ "x$1" != "xOPENSLX_SYS" ] && [ "x$1" != "xOPENSLX_TMP" ]; then
-	warn "($$) First arg needs to be either 'OPENSLX_SYS' or 'OPENSLX_TMP', given: $1"
-	exit 1
-fi
-# $2 sane?
-if [ ! -b "/dev/$2" ]; then
-	warn "($$) Second arg appears not to be a block device!"
-	exit 1
-fi
-
-# ok all seems well, set the arguments
-PART_TYPE="$1"
-PART_DEV="/dev/$2"
-
-unset OPENSLX_TMP_DEVICE
-unset OPENSLX_SYS_DEVICE
-
-# lets check if we are already running
-INSTANCES="$(grep "$PART_TYPE" "$OPENSLX_DISK_FLAG" | busybox wc -l)"
-if [ "$INSTANCES" -ge 1 ]; then
-	# uhoh we are not alone! Need to check
-	# if the other instance actually did its job
-	warn "($$) '$0' already running for $PART_TYPE on $PART_DEV... checking state."
-	# here two/three cases depending on which PART_TYPE we are
-	# currently processing.
-	for timeout in 1 1 2; do
-		# always give the other instance time to finish
-		# but only check 3 times overall
-		sleep $timeout
-		case "$PART_TYPE" in
-			OPENSLX_TMP)
-				# was the tmp partition marker created with a device?
-				if [ ! -f "${OPENSLX_TMP_MARKER}" ]; then
-					info "($$) Invalid state: no marker for $PART_TYPE"
-					continue
-				fi
-				# it was, is it a valid block device?
-				OPENSLX_TMP_DEVICE="$(cat ${OPENSLX_TMP_MARKER})"
-				if [ -z $OPENSLX_TMP_DEVICE -o ! -b $OPENSLX_TMP_DEVICE ]; then
-					info "($$) Invalid state: no for device $OPENSLX_TMP_DEVICE"
-					continue
-				fi
-				# its detected, its a block device and as mounting is
-				# done later, we can not check for more at this point
-				info "($$) Valid state for $OPENSLX_TMP_DEVICE as $PART_TYPE"
-				exit 0
-				;;
-			OPENSLX_SYS)
-				# was the system partition marker created with a device?
-				if [ ! -f "${OPENSLX_SYS_MARKER}" ]; then
-					info "($$) Invalid state: no marker for $PART_TYPE"
-					continue
-				fi
-				# it was, is it a valid block device?
-				OPENSLX_SYS_DEVICE="$(cat ${OPENSLX_SYS_MARKER})"
-				if [ -z $OPENSLX_SYS_DEVICE -o ! -b $OPENSLX_SYS_DEVICE ]; then
-					info "($$) Invalid state: no for device $OPENSLX_SYS_DEVICE"
-					continue
-				fi
-				# its detected, its a block device, is it mounted?
-				if mount | grep -qE "^$OPENSLX_SYS_DEVICE\ on $OPENSLX_SYS_MOUNT"; then
-					info "($$) Valid state for $OPENSLX_SYS_DEVICE as $PART_TYPE"
-					exit 0
-				fi
-				# if its not mounted, we want to keep on, so no exit!
-				;;
-			*)
-				# weird case which should never happen
-				warn "($$) If you see this, then $0 was called with a bad PART_TYPE: $@"
-				continue
-				;;
-		esac
-	done
-	warn "($$) Timeout reached!"
-	warn "($$) '$PART_TYPE' was found but not device was associated to it!"
-fi
-
-# We write our pid to $OPENSLX_DISK_FLAG in order to make sure
-# we are the only instance of this script running.
-info "($$) Processing: $PART_TYPE -> $PART_DEV ($$)"
-echo "$PART_TYPE.$$" >> "$OPENSLX_DISK_FLAG"
-
-# if we are still here, then we can go on and process the partition
-if [ "$PART_TYPE" = "OPENSLX_TMP" ]; then
-	# always format /tmp partition
-	if ! format_disk "${PART_DEV}" xfs; then
-		# error while formatting, cleanup
-		warn "($$) Error formatting $PART_DEV ... removing $$"
-		sed -i "/^${PART_TYPE}\.$$/d" "${OPENSLX_DISK_FLAG}"
-		exit 1
-	fi
-	info "($$) Using '$PART_DEV' as '$PART_TYPE'"
-	# mark it for later: in pre-pivot we will check this file
-	# and mount it as $NEWROOT/tmp
-	echo "$PART_DEV" > "$OPENSLX_TMP_MARKER"
-	# remove our pid from OPENSLX_DISK_FLAG
-	sed -i "/^${PART_TYPE}\.$$/d" "${OPENSLX_DISK_FLAG}"
-	exit 0
-fi
-if [ "$PART_TYPE" = "OPENSLX_SYS" ]; then
-	# TODO make the formatting of the system partition configurable
-	if ! format_disk "${PART_DEV}" xfs; then
-		# error while formatting, cleanup
-		warn "($$) Error formatting $PART_DEV ... removing $$"
-		sed -i "/^${PART_TYPE}\.$$/d" "${OPENSLX_DISK_FLAG}"
-		exit 1
-	fi
-	# mark it
-	# mount it now, since qemu-nbd needs it asap!
-	if mount_sys_part "$PART_DEV"; then
-		# mount worked, mark it as done
-		info "($$) Using '$PART_DEV' as '$PART_TYPE'"
-		echo "$PART_DEV" > "$OPENSLX_SYS_MARKER"
-		sed -i "/^${PART_TYPE}\.$$/d" "${OPENSLX_DISK_FLAG}"
-		exit 0
-	else
-		warn "($$) 'mount_sys_part' failed in $0"
-		sed -i "/^${PART_TYPE}\.$$/d" "${OPENSLX_DISK_FLAG}"
-		exit 1
-	fi
-fi
-
-#
-# END MAIN CODE
-###############################################################################
diff --git a/testModule/scripts/setup-qcow2 b/testModule/scripts/setup-qcow2
deleted file mode 100755
index 70babc17..00000000
--- a/testModule/scripts/setup-qcow2
+++ /dev/null
@@ -1,137 +0,0 @@
-#!/usr/bin/bash
-
-# dracut-lib to use debugging functions
-command -v warn >/dev/null || . /lib/dracut-lib.sh
-command -v emergency_shell >/dev/null || . /lib/dracut-lib.sh
-
-###############################################################################
-# GLOBALS
-#
-# TODO make this configurable
-[ -f /opt/openslx/config ] && . /opt/openslx/config
-[ -z $SLX_DNBD3_SERVER ] && SLX_DNBD3_SERVER="132.230.4.1"
-[ -z $SLX_STAGE4 ] && SLX_STAGE4="stage4/joe/centos7"
-[ -z $SLX_STAGE4_RID ] && SLX_STAGE4_RID="4"
-declare -rg DNBD3_SERVER="$SLX_DNBD3_SERVER"
-declare -rg DNBD3_IMAGE="$SLX_STAGE4"
-declare -rg DNBD3_RID="$SLX_STAGE4_RID"
-declare -rg DNBD3_DEVICE="/dev/dnbd0"
-declare -rg QCOW_CONTAINER="/opt/openslx/system/system.qcow2"
-#
-# END GLOBALS
-###############################################################################
-
-###############################################################################
-# FUNCTION DEFINITIONS
-#
-# helper to do some sanity checks
-check_dnbd3() {
-	if [ ! command -v "dnbd3-client" >/dev/null ]; then
-		warn "No 'dnbd3-client' found. Was the initramfs built correctly?"
-		emergency_shell -n "Error in $0"
-		return 1
-	fi
-	return 0
-}
-
-# helper to connect to the dnbd3-server
-connect_dnbd3() {
-	# check if it already connected
-	local current_image_name="$(cat /sys/block/${DNBD3_DEVICE#/dev/}/net/image_name)"
-	[ "x${current_image_name}" != "x(null)" ] && return 0
-
-	# not connected yet, do it
-	if ! dnbd3-client -h "${DNBD3_SERVER}" \
-							-i "${DNBD3_IMAGE}" \
-							-r "${DNBD3_RID}" \
-							-d "${DNBD3_DEVICE}" ; then
-		warn "Failed to mount $DNBD3_IMAGE from $DNBD3_SERVER to $DNBD3_DEVICE"
-		emergency_shell -n "Error in $0"
-		return 1
-	fi
-	return 0
-}
-
-# helper to create the qcow2 container file using
-# DNBD3_DEVICE as the base of the filesystem
-# QCOW_CONTAINER as the writable file
-# (our future rootfs)
-create_qcow() {
-	# check if we already created the qcow2-container
-	[ -e "$QCOW_CONTAINER" ] && return 0
-
-	# check if we have our target directory, if not create it
-	[ ! -d "$(busybox dirname $QCOW_CONTAINER)" ] && \
-		mkdir -p "$(busybox dirname $QCOW_CONTAINER)"
-
-	# we did not, let's create it
-	if ! qemu-img create -f qcow2 -o \
-		backing_file="$DNBD3_DEVICE",backing_fmt=qcow2 "$QCOW_CONTAINER"; then
-		warn "Failed to create qcow2-Container from $DNBD3_DEVICE"
-		emergency_shell -n "Error in $0"
-		rm -f -- "$QCOW_CONTAINER"
-		return 1
-	fi
-	return 0
-}
-# helper to start qemu-nbd on localhost:2000
-# use our wrapper to set argv[0][0] to '@'
-# this keeps qemu-nbd running after switching root
-export_qcow() {
-	# check if we already have a qemu-nbd
-	if [ -e /tmp/qemu-nbd.pid ]; then
-			kill -0 $(cat /tmp/qemu-nbd.pid) && return 0
-	fi
-	# since we use the wrapper, we need a little more logic to see if it runs
-	/usr/bin/systemd-preserve-process-marker \
-		/usr/bin/qemu-nbd -t -p 2000 "$QCOW_CONTAINER" &
-	# the wrapper returns 255 if the qemu-nbd binary is missing
-	local qemu_nbd_pid="$!"
-	for i in 0.5 1 2; do
-		sleep $i
-		if ! kill -0 $qemu_nbd_pid; then
-			# not running
-			wait $qemu_nbd_pid
-			local ret_wrapper="$?"
-			if [ "${ret_wrapper}" -eq 127 ]; then
-				# wrapper was not found by bash
-				warn "No such file or directory: /usr/bin/systemd-preserve-process-marker"
-			elif [ "${ret_wrapper}" -eq 255 ]; then
-				# qemu-nbd was not found
-				warn "No such file or directory: /usr/bin/qemu-nbd"
-			fi
-			emergency_shell -n "Error in $0"
-			return 1
-		else
-			# all good, qemu-nbd is running, remember its pid
-			echo $qemu_nbd_pid > /tmp/qemu-nbd.pid
-			return 0
-		fi
-	done
-	# fallback
-	return 1
-}
-# helper to mount the qcow2-container per nbd
-connect_qcow() {
-	# try to mount the locally exported qcow2-container using nbd-client
-	if /usr/bin/systemd-preserve-process-marker \
-		nbd-client --persist 127.0.0.1 2000 /dev/nbd0; then
-		# it worked, lets set the symlink to /dev/root as dracut needs it
-		# later on to mount that device to the future root (/sysroot)
-		ln -sf /dev/nbd0 /dev/root
-		return 0
-	else
-		# this is pretty bad, dracut would spawn an emergency later on
-		# since there is no /dev/root to mount.
-		# For debugging purposes, we drop an emergency shell ourselves
-		# if the mount fails.
-		warn "Could not mount /dev/nbd0 from 127.0.0.1:2000."
-		emergency_shell -n "Error in $0"
-		return 1
-	fi
-}
-#
-# END FUNCTION DEFINITIONS
-###############################################################################
-
-# No main, use functions!
diff --git a/testModule/systemd-preserve-process-marker.c b/testModule/systemd-preserve-process-marker.c
deleted file mode 100644
index 8f0fc108..00000000
--- a/testModule/systemd-preserve-process-marker.c
+++ /dev/null
@@ -1,33 +0,0 @@
-#include <unistd.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdio.h>
-
-void print_array(int argc, char *argv[]) {
-    // Helper function to print given array with given length.
-    int i = 0;
-    int j = 0;
-    for (i = 0; i < argc; i ++) {
-        j = 0;
-        while(argv[i][j] != '\0')
-            printf("%c", argv[i][j++]);
-        printf(" ");
-    }
-    printf("\n");
-}
-int main(int argc, char *argv[]) {
-    int count;
-    // Last item acts as null pointer.
-    char **copy = calloc(sizeof(char *), argc);
-    // Slice first given command line argument.
-    for (count = 0; count < argc - 1; count++)
-        copy[count] = strdup(argv[count + 1]);
-    // Adding systemd indicator to preserve wrapped process during changing
-    // root filesystem. We mark wrapper and child process.
-    argv[0][0] = '@';
-    copy[0][0] = '@';
-    if (-1 == execvp(argv[1], copy)) {
-        perror("Executing child process failed.");
-        return -1;
-    }
-}
diff --git a/testModule/udev/70-openslx-disk.rules b/testModule/udev/70-openslx-disk.rules
deleted file mode 100644
index 3f5e382f..00000000
--- a/testModule/udev/70-openslx-disk.rules
+++ /dev/null
@@ -1,8 +0,0 @@
-# GPT rules
-KERNEL=="sd?[0-9]" SUBSYSTEM=="block" ENV{ID_PART_TABLE_TYPE}=="gpt" ENV{ID_PART_ENTRY_NAME}=="OPENSLX_TMP" RUN+="/sbin/prepare-disks %E{ID_PART_ENTRY_NAME} %k"
-KERNEL=="sd?[0-9]" SUBSYSTEM=="block" ENV{ID_PART_TABLE_TYPE}=="gpt" ENV{ID_PART_ENTRY_NAME}=="OPENSLX_SYS" RUN+="/sbin/prepare-disks %E{ID_PART_ENTRY_NAME} %k"
-
-# MBR rules
-KERNEL=="sd?[0-9]" SUBSYSTEM=="block" ENV{ID_PART_TABLE_TYPE}=="dos" ENV{ID_PART_ENTRY_TYPE}=="0x44" RUN+="/sbin/prepare-disks OPENSLX_TMP %k"
-KERNEL=="sd?[0-9]" SUBSYSTEM=="block" ENV{ID_PART_TABLE_TYPE}=="dos" ENV{ID_PART_ENTRY_TYPE}=="0x46" RUN+="/sbin/prepare-disks OPENSLX_SYS %k"
-