Clean up and add error handling

This commit is contained in:
Joshua Boniface 2019-06-13 18:32:22 -04:00
parent 2aa85ecf62
commit 5cc781a6bc
1 changed files with 19 additions and 18 deletions

View File

@ -7,6 +7,7 @@
# using a standard Debian intaller ISO. The end system is suitable # using a standard Debian intaller ISO. The end system is suitable
# for immediate bootstrapping with the PVC Ansible roles. # for immediate bootstrapping with the PVC Ansible roles.
liveisofile="$( pwd )/debian-live-buster-DI-rc1-amd64-standard.iso"
fail() { fail() {
echo $@ echo $@
@ -17,7 +18,6 @@ which debootstrap &>/dev/null || fail "This script requires debootstrap."
which mksquashfs &>/dev/null || fail "This script requires squashfs." which mksquashfs &>/dev/null || fail "This script requires squashfs."
which xorriso &>/dev/null || fail "This script requires xorriso." which xorriso &>/dev/null || fail "This script requires xorriso."
liveisofile="$( pwd )/debian-live-buster-DI-rc1-amd64-standard.iso"
tempdir=$( mktemp -d ) tempdir=$( mktemp -d )
prepare_iso() { prepare_iso() {
@ -28,11 +28,11 @@ prepare_iso() {
echo -n "Extracting Debian LiveISO files... " echo -n "Extracting Debian LiveISO files... "
iso_tempdir=$( mktemp -d ) iso_tempdir=$( mktemp -d )
sudo mount ${liveisofile} ${iso_tempdir} &>/dev/null || fail "Error mounting LiveISO file." sudo mount ${liveisofile} ${iso_tempdir} &>/dev/null || fail "Error mounting LiveISO file."
sudo rsync -au --exclude live/filesystem.squashfs ${iso_tempdir}/ ${tempdir}/installer/ || fail "Error extracting LiveISO files." sudo rsync -au --exclude live/filesystem.squashfs ${iso_tempdir}/ ${tempdir}/installer/ &>/dev/null || fail "Error extracting LiveISO files."
sudo umount ${iso_tempdir} &>/dev/null || fail "Error unmounting LiveISO file." sudo umount ${iso_tempdir} &>/dev/null || fail "Error unmounting LiveISO file."
rmdir ${iso_tempdir} &>/dev/null rmdir ${iso_tempdir} &>/dev/null
sudo cp -a grub.cfg ${tempdir}/installer/boot/grub/grub.cfg &>/dev/null sudo cp -a grub.cfg ${tempdir}/installer/boot/grub/grub.cfg &>/dev/null || fail "Error copying grub.cfg file."
sudo cp -a menu.cfg ${tempdir}/installer/isolinux/menu.cfg &>/dev/null sudo cp -a menu.cfg ${tempdir}/installer/isolinux/menu.cfg &>/dev/null || fail "Error copying menu.cfg file."
echo "done." echo "done."
} }
@ -44,31 +44,30 @@ prepare_rootfs() {
--include=${SQUASHFS_PKGLIST} \ --include=${SQUASHFS_PKGLIST} \
buster \ buster \
debootstrap/ \ debootstrap/ \
http://localhost:3142/ftp.ca.debian.org/debian &>/dev/null http://localhost:3142/ftp.ca.debian.org/debian &>/dev/null || fail "Error performing debootstrap."
sudo chroot debootstrap/ apt clean sudo chroot debootstrap/ apt clean &>/dev/null || fail "Error cleaning apt cache in debootstrap."
sudo rsync -au debootstrap/ ${tempdir}/rootfs/ sudo rsync -au debootstrap/ ${tempdir}/rootfs/ &>/dev/null || fail "Error copying debootstrap to tempdir."
echo "done." echo "done."
echo -n "Configuring Debian live installation... " echo -n "Configuring Debian live installation... "
sudo cp install.sh ${tempdir}/rootfs/ sudo cp ${tempdir}/rootfs/lib/systemd/system/getty\@.service ${tempdir}/rootfs/etc/systemd/system/getty@tty1.service &>/dev/null || fail "Error copying getty override to tempdir."
sudo cp ${tempdir}/rootfs/lib/systemd/system/getty\@.service ${tempdir}/rootfs/etc/systemd/system/getty@tty1.service
sudo sed -i \ sudo sed -i \
's|/sbin/agetty|/sbin/agetty --autologin root|g' \ 's|/sbin/agetty|/sbin/agetty --autologin root|g' \
${tempdir}/rootfs/etc/systemd/system/getty@tty1.service ${tempdir}/rootfs/etc/systemd/system/getty@tty1.service &>/dev/null || fail "Error setting autologin in getty override."
sudo tee ${tempdir}/rootfs/etc/hostname <<<"pvc-node-installer" &>/dev/null || fail "Error setting hostname."
sudo tee ${tempdir}/rootfs/etc/hostname <<<"pvc-node-installer" &>/dev/null sudo tee -a ${tempdir}/rootfs/root/.bashrc <<<"/install.sh" &>/dev/null || fail "Error setting bashrc."
sudo tee -a ${tempdir}/rootfs/root/.bashrc <<<"/install.sh" &>/dev/null sudo chroot ${tempdir}/rootfs/ /usr/bin/passwd -d root &>/dev/null || fail "Error disabling root password."
sudo chroot ${tempdir}/rootfs/ /usr/bin/passwd -d root &>/dev/null sudo cp install.sh ${tempdir}/rootfs/ &>/dev/null || fail "Error copying install.sh to tempdir."
echo "done." echo "done."
echo -n "Generating squashfs image of live installation... " echo -n "Generating squashfs image of live installation... "
sudo nice mksquashfs ${tempdir}/rootfs/ ${tempdir}/installer/live/install.squashfs -e boot &>/dev/null sudo nice mksquashfs ${tempdir}/rootfs/ ${tempdir}/installer/live/install.squashfs -e boot &>/dev/null || fail "Error generating squashfs."
echo "done." echo "done."
} }
build_iso() { build_iso() {
pushd ${tempdir}/installer &>/dev/null
echo -n "Creating LiveCD ISO... " echo -n "Creating LiveCD ISO... "
pushd ${tempdir}/installer &>/dev/null
xorriso -as mkisofs \ xorriso -as mkisofs \
-isohybrid-mbr /usr/lib/ISOLINUX/isohdpfx.bin \ -isohybrid-mbr /usr/lib/ISOLINUX/isohdpfx.bin \
-c isolinux/boot.cat \ -c isolinux/boot.cat \
@ -81,17 +80,19 @@ build_iso() {
-no-emul-boot \ -no-emul-boot \
-isohybrid-gpt-basdat \ -isohybrid-gpt-basdat \
-o ../pvc-installer.iso \ -o ../pvc-installer.iso \
. &>/dev/null . &>/dev/null || fail "Error creating ISO file."
popd &>/dev/null popd &>/dev/null
echo "done." echo "done."
echo -n "Moving generated ISO to '$(pwd)/pvc-installer.iso'... " echo -n "Moving generated ISO to '$(pwd)/pvc-installer.iso'... "
mv ${tempdir}/pvc-installer.iso . &>/dev/null mv ${tempdir}/pvc-installer.iso . &>/dev/null || fail "Error moving ISO file."
echo "done." echo "done."
} }
prepare_iso prepare_iso
prepare_rootfs prepare_rootfs
build_iso build_iso
echo -n "Cleaning up... " echo -n "Cleaning up... "
sudo rm -rf ${tempdir} &>/dev/null sudo rm -rf ${tempdir} &>/dev/null
echo "done." echo "done."