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impove message system

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This commit is contained in:
illiliti 2020-02-06 19:35:49 +03:00
parent 693dc4f519
commit 50349b9802
1 changed files with 24 additions and 17 deletions
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41
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@ -2,13 +2,20 @@
#
# tiny initramfs generation tool
panic() {
printf "panic >> %s\n" "$@"
exit 1
}
info() {
printf "info >> %s\n" "$@"
# print message
msg() {
case "$1" in
warn)
printf "warning >> %s\n" "$2"
;;
info)
printf "info >> %s\n" "$2"
;;
panic)
printf "panic >> %s\n" "$2"
exit 1
;;
esac
}
# remove tmpdir
@ -20,7 +27,7 @@ remove_tmpdir() {
check_currentdir() {
script_dir=$(dirname $(readlink -f -- "$0"))
[ "$PWD" = "$script_dir" ] || {
cd "$script_dir" || panic "failed to change directory"
cd "$script_dir" || msg panic "failed to change directory"
}
}
@ -28,7 +35,7 @@ check_currentdir() {
check_requirements() {
# TODO use system busybox
for f in ./init ./busybox; do
[ -e "$f" ] || panic "$f doesn't exists"
[ -e "$f" ] || msg panic "$f doesn't exists"
done
# TODO handle busybox requirements ( busybox --list | grep ash )
@ -150,7 +157,7 @@ install_luks() {
# install drivers
install_drivers() {
[ -n "$root_type" ] || panic "hostonly mode required root_type option to be configured"
[ -n "$root_type" ] || msg panic "hostonly mode required root_type option to be configured"
# perform autodetection of drivers via /sys
for driver in $(find /sys/devices -name modalias -exec sort -u "{}" "+"); do
@ -207,7 +214,7 @@ generate_depmod() {
install_binaries() {
for b in $(printf "%s\n" "$@" | tr " " "\n"); do
# check binary existence
command -v "$b" >/dev/null 2>&1 || panic "$b doesn't exists"
command -v "$b" >/dev/null 2>&1 || msg panic "$b doesn't exists"
# install and strip binary
install -s -m755 "$(command -v $b)" -t "${tmpdir}/usr/bin"
@ -300,11 +307,11 @@ create_initramfs() {
} ) > "${script_dir}/initramfs-${kernel}.img.gz"
} >/dev/null 2>&1
[ "$?" = 0 ] || panic "failed to generate initramfs image"
[ "$?" = 0 ] || msg panic "failed to generate initramfs image"
}
# check root
[ "$(id -u)" = 0 ] || panic "must be run as root"
[ "$(id -u)" = 0 ] || msg panic "must be run as root"
# remove tmpdir on exit or unexpected error
trap remove_tmpdir EXIT INT
@ -312,7 +319,7 @@ trap remove_tmpdir EXIT INT
check_currentdir
# source config
. ./config || panic "./config doesn't exists"
. ./config || msg panic "./config doesn't exists"
# handle debug mode
[ "$debug" = 1 ] && {
@ -323,7 +330,7 @@ check_currentdir
}
# variables
tmpdir="$(mktemp -d /tmp/initramfs.XXXXXXXX)" || panic "failed to create working directory"
tmpdir="$(mktemp -d /tmp/initramfs.XXXXXXXX)" || msg panic "failed to create working directory"
kernel="$(uname -r)"
moddir="/lib/modules/"
modker="${moddir}${kernel}"
@ -349,7 +356,7 @@ case "$devmgr" in
mdev) install_mdev ;;
mdevd) install_mdevd ;;
udev) install_udev ;;
*) panic "devmgr option broken" ;;
*) msg panic "devmgr option broken" ;;
esac
[ "$use_luks" = 1 ] && install_luks
@ -358,4 +365,4 @@ esac
install_files
create_initramfs
info "done! check out initramfs-${kernel}.img.gz"
msg info "done! check out initramfs-${kernel}.img.gz"