Add leapp debug tools to initramfs upgrade module

repos/system_upgrade/common/actors/commonleappdracutmodules/files/dracut/90sys-upgrade/.profile

@@ -0,0 +1,9 @@
+#!/bin/sh
+# script read at startup by login shells
+# in the initramfs this is read for example by the emergency shell
+
+# set the environment file, containing shell commands to execute at startup of
+# interactive shells
+if [ -f "$HOME/.shrc" ]; then
+    ENV="$HOME/.shrc"; export ENV
+fi

repos/system_upgrade/common/actors/commonleappdracutmodules/files/dracut/90sys-upgrade/.shrc

@@ -0,0 +1,4 @@
+#!/bin/sh
+
+# shell commands to execute on interactive shell startup
+. leapp_debug_tools.sh

repos/system_upgrade/common/actors/commonleappdracutmodules/files/dracut/90sys-upgrade/leapp_debug_tools.sh

@@ -0,0 +1,41 @@
+#!/bin/sh
+# library containing some useful functions for debugging in initramfs
+
+# mounts the sysroot
+leapp_dbg_mount() {
+    systemctl start sysroot.mount
+    mount -o remount,rw /sysroot
+}
+
+# source programs from $NEWROOT, mount if not mounted
+leapp_dbg_source() {
+    systemctl is-active sysroot.mount --quiet || {
+        echo "sysroot not mounted, mounting...";
+        leapp_dbg_mount || return 1
+    }
+
+    for dir in /bin /sbin; do
+        export PATH="$PATH:${NEWROOT}$dir"
+    done
+
+    export LD_LIBRARY_PATH=/sysroot/lib64
+}
+
+# chroot into $NEWROOT
+leapp_dbg_chroot() {
+    systemctl is-active sysroot.mount --quiet || {
+        echo "sysroot not mounted, mounting...";
+        leapp_dbg_mount || return 1
+    }
+
+    for dir in /sys /run /proc /dev /dev/pts; do
+        mount --bind $dir "$NEWROOT$dir"
+    done || {
+        echo "Failed to mount some directories" || return 1
+    }
+
+    chroot "$NEWROOT" sh -c "mount -a; /bin/bash"
+    for dir in /sys /run /proc /dev/pts /dev; do
+        umount "$NEWROOT$dir"
+    done
+}

repos/system_upgrade/common/actors/commonleappdracutmodules/files/dracut/90sys-upgrade/module-setup.sh

@@ -72,6 +72,10 @@ install() {
     inst_script "${_moddir}/initrd-system-upgrade-generator" \
                 "${generatordir}/initrd-system-upgrade-generator"
 
+    inst_script "${_moddir}/leapp_debug_tools.sh" "/bin/leapp_debug_tools.sh"
+    inst_script "${_moddir}/.profile" "/.profile"
+    inst_script "${_moddir}/.shrc" "/.shrc"
+
     ## upgrade shell service
     #sysinit_wantsdir="${_initdir}${unitdir}/sysinit.target.wants"
     #mkdir -p "$sysinit_wantsdir"