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gentoo-install
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UUID based fstab

This commit is contained in:
oddlama 2020-04-25 18:06:38 +02:00
parent ac5d8f1645
commit 18674a4b0c
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GPG Key ID: 88EA325D51D53908
2 changed files with 16 additions and 11 deletions
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21
scripts/main.sh
View File

@ -139,9 +139,7 @@ generate_initramfs() {
}
get_cmdline() {
local rootdev="$(resolve_device_by_id "$DISK_ID_ROOT")"
local rootuuid="$(get_blkid_field_by_device 'UUID' "$rootdev")"
echo -n "${DISK_DRACUT_CMDLINE[*]} root=UUID=$rootuuid"
echo -n "${DISK_DRACUT_CMDLINE[*]} root=UUID=$(get_blkid_uuid_for_id "$DISK_ID_ROOT")"
}
install_kernel_efi() {
@ -221,22 +219,23 @@ install_kernel() {
fi
}
add_fstab_entry() {
printf '%-46s %-24s %-6s %-96s %s' "$1" "$2" "$3" "$4" "$5" >> /etc/fstab \
|| die "Could not append entry to fstab"
}
generate_fstab() {
einfo "Generating fstab"
install -m0644 -o root -g root "$GENTOO_INSTALL_REPO_DIR/configs/fstab" /etc/fstab \
|| die "Could not overwrite /etc/fstab"
echo "$(resolve_device_by_id "$DISK_ID_ROOT") / ext4 defaults,noatime,errors=remount-ro,discard 0 1" >> /etc/fstab \
|| die "Could not append entry to fstab"
add_fstab_entry "UUID=$(get_blkid_uuid_for_id "$DISK_ID_ROOT")" "/" "ext4" "defaults,noatime,errors=remount-ro,discard" "0 1"
if [[ $IS_EFI == "true" ]]; then
echo "$(resolve_device_by_id "$DISK_ID_EFI") /boot/efi vfat defaults,noatime,fmask=0022,dmask=0022,noexec,nodev,nosuid,discard 0 2" >> /etc/fstab \
|| die "Could not append entry to fstab"
add_fstab_entry "UUID=$(get_blkid_uuid_for_id "$DISK_ID_EFI")" "/boot/efi" "vfat" "defaults,noatime,fmask=0022,dmask=0022,noexec,nodev,nosuid,discard" "0 2"
else
echo "$(resolve_device_by_id "$DISK_ID_BIOS") /boot vfat defaults,noatime,fmask=0022,dmask=0022,noexec,nodev,nosuid,discard 0 2" >> /etc/fstab \
|| die "Could not append entry to fstab"
add_fstab_entry "UUID=$(get_blkid_uuid_for_id "$DISK_ID_BIOS")" "/boot" "vfat" "defaults,noatime,fmask=0022,dmask=0022,noexec,nodev,nosuid,discard" "0 2"
fi
if [[ -v "DISK_ID_SWAP" ]]; then
echo "$(resolve_device_by_id "$DISK_ID_SWAP") none swap defaults,discard 0 0" >> /etc/fstab \
|| die "Could not append entry to fstab"
add_fstab_entry "$(resolve_device_by_id "$DISK_ID_SWAP")" "none" "swap" "defaults,discard" "0 0"
fi
}

6
scripts/utils.sh
View File

@ -130,6 +130,12 @@ get_blkid_field_by_device() {
echo -n "$val"
}
get_blkid_uuid_for_id() {
local dev="$(resolve_device_by_id "$1")"
local uuid="$(get_blkid_field_by_device 'UUID' "$dev")"
echo -n "$uuid"
}
get_device_by_blkid_field() {
local blkid_field="$1"
local field_value="$2"