commit 89732d9c5da582bc932547d91eccfa70db5289b6
parent da82c7837a41912e677709fbd3a5653a1eaf4839
Author: Morel Bérenger <berengermorel76@gmail.com>
Date: Wed, 29 Jul 2020 08:34:02 +0200
Will be ditched soon
old title was:
add sanity checks to mkiso.sh & prepare features
features in prep:
* template management
* encrypted installs
Diffstat:
| M | mkiso.sh | | | 80 | ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++- |
1 file changed, 79 insertions(+), 1 deletion(-)
diff --git a/mkiso.sh b/mkiso.sh
@@ -1,4 +1,82 @@
-#!/bin/sh
+#!/bin/sh -e
+
+die()
+{
+ echo $@
+ exit 1
+}
+
+SRC="${1:?"No source specified"}"
+DST="${2:?"No destination specified"}"
+
+test -e "${DST}" -a \( -b "${DST}" -o -f "${DST}" \) ||
+ die "Destination must be either a block or a normal file if already existing"
+test -d "${SRC}" ||
+ die "Source must be an existing directory"
+test "$(id -u)" == "0" ||
+ die "This script must run with root rights"
+
+missing_file=""
+for file in "etc/fstab"
+do
+ test -f "${SRC}/${file}" || missing_file="${missing_file} ${file}"
+done
+test -z "${missing_file}" ||
+ die "Some needed files where not found in template: ${missing_file}"
+
+#TODO: some cmds are not needed by all usages
+#TODO: some can also be provided by busybox...
+missing_cmd=""
+for cmd in debootstrap sfdisk awk cryptsetup
+do
+ which "${cmd}" > /dev/null || missing_cmd="${missing_cmd} ${cmd}"
+done
+if test -n "${missing_cmd}"
+then
+ echo "Some needed commands where not found: ${missing_cmd}"
+ echo -n "Continue anyway? (yes/no) "
+ read ans
+ test "${ans}" != "yes" || die "Aborting."
+fi
+
+if test ! -e "${DST}"
+then
+ die "TODO: install in a chroot"
+fi
+
+fstab="${SRC}/etc/fstab"
+ROOT_MNT="$(awk '$2=="/"{print $1}' "${fstab}")"
+test -n "${ROOT_MNT}" ||
+ die "Unable to find a line in etc/fstab describing root file system"
+
+#partitionning, encryption and file systems
+sfdisk "${DST}" < "${SRC}"/template/partitions
+
+if test -f "${SRC}/etc/crypttab"
+then
+ die "TODO: handle cryptab"
+fi
+
+if test -d "${SRC}/template/encryption.d"
+then
+ for cryptfs in $(find "${SRC}/template/encryption.d" -maxdepth 1 -type f)
+ do
+ . "${SRC}/template/encryption.d/${cryptfs}"
+ cryptsetup \
+ -c "${CIPHER:?"no CIPHER"}" \
+ -s "${KEYSZ:?"no KEYSZ"}" \
+ -h "${HASH:?"no HASH"}" \
+ luskFormat "${PART:?"no PATH"}" - < "${KEYFILE:?"no KEYFILE"}"
+ #TODO: close cleanly at end of operations
+ cryptsetup open "${PART}" "${}"
+ done
+fi
+$(awk '$3!="tmpfs" {printf "mkfs.%s %s;\n", $3, $1}' "${fstab}")
+
+MNT="$(mktemp -d)"
+mount "${ROOT_MNT}" "${MNT}"
+mkdir $(printf "${MNT}/%s\n" $(awk '$2 != "/" && $3!="tmpfs" {print $2}' /etc/fstab))
+
rm -r iso_dir/*
PKG_LIST="${PKG_LIST},isolinux,syslinux-common,syslinux,syslinux-efi"
