File Manager

XYZ File Manager

Current Path: /usr/bin

📁 ..
📁 X11
📄 [(66.89 KB)
📄 ab(58.42 KB)
📄 addpart(30.31 KB)
📄 apt(18.31 KB)
📄 apt-cache(86.38 KB)
📄 apt-cdrom(22.38 KB)
📄 apt-config(26.31 KB)
📄 apt-get(50.38 KB)
📄 apt-key(27.32 KB)
📄 apt-mark(58.38 KB)
📄 arch(42.86 KB)
📄 awk(154.66 KB)
📄 b2sum(58.98 KB)
📄 base32(46.89 KB)
📄 base64(46.89 KB)
📄 basename(42.83 KB)
📄 basenc(54.89 KB)
📄 bash(1.21 MB)
📄 bashbug(6.7 KB)
📄 bdftopcf(42.45 KB)
📄 bdftruncate(10.22 KB)
📄 busctl(90.5 KB)
📄 c_rehash(6.68 KB)
📄 captoinfo(90.34 KB)
📄 cat(42.98 KB)
📄 certbot(958 B)
📄 chage(78.49 KB)
📄 chardet(221 B)
📄 chardetect(221 B)
📄 chattr(14.24 KB)
📄 chcon(67.11 KB)
📄 checkgid(14.23 KB)
📄 chfn(61.2 KB)
📄 chgrp(67.05 KB)
📄 chmod(62.98 KB)
📄 choom(54.31 KB)
📄 chown(71.05 KB)
📄 chrt(66.31 KB)
📄 chsh(51.64 KB)
📄 cksum(139.05 KB)
📄 clear(14.24 KB)
📄 clear_console(14.15 KB)
📄 cmp(50.95 KB)
📄 comm(46.92 KB)
📄 corelist(15.01 KB)
📄 cp(147.61 KB)
📄 cpan(8.16 KB)
📄 cpan5.36-x86_64-linux-gnu(8.18 KB)
📄 csplit(119.17 KB)
📄 ctstat(26.59 KB)
📄 cut(46.98 KB)
📄 dash(122.7 KB)
📄 date(119.05 KB)
📄 dbus-cleanup-sockets(14.22 KB)
📄 dbus-daemon(238.56 KB)
📄 dbus-monitor(26.23 KB)
📄 dbus-run-session(14.23 KB)
📄 dbus-send(30.22 KB)
📄 dbus-update-activation-environment(14.22 KB)
📄 dbus-uuidgen(14.22 KB)
📄 dd(87.15 KB)
📄 deb-systemd-helper(23.79 KB)
📄 deb-systemd-invoke(6.09 KB)
📄 debconf(2.79 KB)
📄 debconf-apt-progress(11.27 KB)
📄 debconf-communicate(608 B)
📄 debconf-copydb(1.68 KB)
📄 debconf-escape(647 B)
📄 debconf-set-selections(2.92 KB)
📄 debconf-show(1.78 KB)
📄 delpart(30.31 KB)
📄 df(99.8 KB)
📄 dialog(247.85 KB)
📄 diff(151.58 KB)
📄 diff3(67.14 KB)
📄 dir(147.8 KB)
📄 dircolors(50.92 KB)
📄 dirname(38.83 KB)
📄 dmesg(86.58 KB)
📄 dnsdomainname(22.15 KB)
📄 domainname(22.15 KB)
📄 dpkg(310.64 KB)
📄 dpkg-deb(166.52 KB)
📄 dpkg-divert(154.55 KB)
📄 dpkg-maintscript-helper(20.71 KB)
📄 dpkg-query(158.58 KB)
📄 dpkg-realpath(4.09 KB)
📄 dpkg-split(126.48 KB)
📄 dpkg-statoverride(62.33 KB)
📄 dpkg-trigger(86.48 KB)
📄 du(171.33 KB)
📄 dvipdf(1007 B)
📄 echo(42.83 KB)
📄 editor(3.48 MB)
📄 egrep(41 B)
📄 enc2xs(40.96 KB)
📄 encguess(3 KB)
📄 env(47.4 KB)
📄 eps2eps(639 B)
📄 ex(3.48 MB)
📄 expand(42.92 KB)
📄 expiry(30.45 KB)
📄 expr(115.05 KB)
📄 factor(83.2 KB)
📄 faillog(22.53 KB)
📄 fallocate(34.31 KB)
📄 false(34.83 KB)
📄 fcgistarter(14.23 KB)
📄 fgrep(41 B)
📄 fincore(34.36 KB)
📄 find(219.58 KB)
📄 findmnt(83.59 KB)
📄 flock(34.39 KB)
📄 fmt(46.89 KB)
📄 fold(42.89 KB)
📄 fonttosfnt(34.41 KB)
📄 free(26.3 KB)
📄 fuser(39.83 KB)
📄 getconf(26.5 KB)
📄 getent(35.47 KB)
📄 getopt(34.31 KB)
📄 ghostscript(14.23 KB)
📄 gpasswd(86.42 KB)
📄 gpgv(463 KB)
📄 grep(198.39 KB)
📄 groups(42.89 KB)
📄 gs(14.23 KB)
📄 gsbj(350 B)
📄 gsdj(352 B)
📄 gsdj500(352 B)
📄 gslj(353 B)
📄 gslp(350 B)
📄 gsnd(277 B)
📄 gunzip(2.29 KB)
📄 gzexe(6.3 KB)
📄 gzip(95.84 KB)
📄 h2ph(28.54 KB)
📄 h2xs(59.51 KB)
📄 hardlink(50.39 KB)
📄 head(46.95 KB)
📄 helpztags(2.46 KB)
📄 hostid(38.83 KB)
📄 hostname(22.15 KB)
📄 hostnamectl(30.38 KB)
📄 htcacheclean(34.24 KB)
📄 htdbm(26.23 KB)
📄 htdigest(14.23 KB)
📄 htpasswd(26.23 KB)
📄 i386(26.58 KB)
📄 iconv(63.13 KB)
📄 id(47.02 KB)
📄 infocmp(62.31 KB)
📄 infotocap(90.34 KB)
📄 install(155.8 KB)
📄 instmodsh(4.27 KB)
📄 ionice(34.31 KB)
📄 ip(674.82 KB)
📄 ipcmk(34.38 KB)
📄 ipcrm(34.31 KB)
📄 ipcs(74.31 KB)
📄 ischroot(14.32 KB)
📄 join(54.98 KB)
📄 journalctl(74.64 KB)
📄 json_pp(4.88 KB)
📄 kernel-install(12.75 KB)
📄 kill(22.3 KB)
📄 killall(31.95 KB)
📄 last(50.31 KB)
📄 lastb(50.31 KB)
📄 lastlog(31.75 KB)
📄 lcf(7.6 KB)
📄 ld.so(205.96 KB)
📄 ldd(5.28 KB)
📄 letsencrypt(958 B)
📄 libnetcfg(15.41 KB)
📄 link(38.83 KB)
📄 linux32(26.58 KB)
📄 linux64(26.58 KB)
📄 ln(71.12 KB)
📄 lnstat(26.59 KB)
📄 locale(46.16 KB)
📄 localectl(26.38 KB)
📄 localedef(291.91 KB)
📄 logger(54.9 KB)
📄 login(51.78 KB)
📄 loginctl(58.48 KB)
📄 logname(38.83 KB)
📄 logresolve(14.24 KB)
📄 ls(147.8 KB)
📄 lsattr(14.24 KB)
📄 lsb_release(2.59 KB)
📄 lsblk(202.31 KB)
📄 lscpu(126.31 KB)
📄 lsfd(120.3 KB)
📄 lsipc(98.31 KB)
📄 lsirq(34.48 KB)
📄 lslocks(70.7 KB)
📄 lslogins(94.31 KB)
📄 lsmem(66.31 KB)
📄 lsns(82.31 KB)
📄 mawk(154.66 KB)
📄 mcookie(34.38 KB)
📄 md5sum(50.95 KB)
📄 md5sum.textutils(50.95 KB)
📄 mesg(18.3 KB)
📄 mkdir(95.27 KB)
📄 mkfifo(67.17 KB)
📄 mkfontdir(65 B)
📄 mkfontscale(39.05 KB)
📄 mknod(71.2 KB)
📄 mktemp(42.92 KB)
📄 more(58.31 KB)
📄 mount(58.3 KB)
📄 mountpoint(18.3 KB)
📄 mv(139.62 KB)
📄 namei(34.31 KB)
📄 nawk(154.66 KB)
📄 netstat(151.66 KB)
📄 networkctl(106.38 KB)
📄 newgrp(47.75 KB)
📄 nice(42.86 KB)
📄 nisdomainname(22.15 KB)
📄 nl(111.11 KB)
📄 nohup(42.89 KB)
📄 normalizer(244 B)
📄 nproc(42.89 KB)
📄 nsenter(34.54 KB)
📄 nstat(104.45 KB)
📄 numfmt(67.02 KB)
📄 od(79.02 KB)
📄 openssl(953.26 KB)
📄 pager(58.31 KB)
📄 paperconf(14.34 KB)
📄 partx(118.31 KB)
📄 passwd(66.65 KB)
📄 paste(42.89 KB)
📄 pathchk(42.86 KB)
📄 pdb3(62.4 KB)
📄 pdb3.11(62.4 KB)
📄 pdf2dsc(698 B)
📄 pdf2ps(909 B)
📄 peekfd(14.5 KB)
📄 perl(3.63 MB)
📄 perl5.36-x86_64-linux-gnu(14.41 KB)
📄 perl5.36.0(3.63 MB)
📄 perlbug(44.12 KB)
📄 perldoc(125 B)
📄 perlivp(10.61 KB)
📄 perlthanks(44.12 KB)
📄 pf2afm(498 B)
📄 pfbtopfa(516 B)
📄 pgrep(34.42 KB)
📄 phar(14.88 KB)
📄 phar.phar(14.88 KB)
📄 phar.phar8.2(14.88 KB)
📄 phar8.2(14.88 KB)
📄 phar8.2.phar(14.88 KB)
📄 php(5.4 MB)
📄 php8.2(5.4 MB)
📄 piconv(8.16 KB)
📄 pidof(26.31 KB)
📄 pidwait(34.42 KB)
📄 pinky(47.05 KB)
📄 pkill(34.42 KB)
📄 pl2pm(4.43 KB)
📄 pldd(22.69 KB)
📄 pmap(34.34 KB)
📄 pod2html(4.04 KB)
📄 pod2man(14.68 KB)
📄 pod2text(10.55 KB)
📄 pod2usage(4.01 KB)
📄 podchecker(3.57 KB)
📄 pphs(404 B)
📄 pr(79.11 KB)
📄 printafm(395 B)
📄 printenv(34.83 KB)
📄 printf(62.92 KB)
📄 prlimit(38.83 KB)
📄 prove(13.34 KB)
📄 prtstat(18.57 KB)
📄 ps(142.93 KB)
📄 ps2ascii(631 B)
📄 ps2epsi(1.23 KB)
📄 ps2pdf(272 B)
📄 ps2pdf12(215 B)
📄 ps2pdf13(215 B)
📄 ps2pdf14(215 B)
📄 ps2pdfwr(1.05 KB)
📄 ps2ps(647 B)
📄 ps2ps2(669 B)
📄 ps2txt(631 B)
📄 pslog(14.45 KB)
📄 pstree(35.78 KB)
📄 pstree.x11(35.78 KB)
📄 ptar(3.48 KB)
📄 ptardiff(2.58 KB)
📄 ptargrep(4.29 KB)
📄 ptx(135.23 KB)
📄 pwd(42.92 KB)
📄 pwdx(14.3 KB)
📄 py3clean(7.63 KB)
📄 py3compile(13 KB)
📄 py3versions(12.52 KB)
📄 pydoc3(79 B)
📄 pydoc3.11(79 B)
📄 pygettext3(23.67 KB)
📄 pygettext3.11(23.67 KB)
📄 python3(6.52 MB)
📄 python3.11(6.52 MB)
📄 rbash(1.21 MB)
📄 rdma(180.6 KB)
📄 readlink(50.89 KB)
📄 realpath(50.92 KB)
📄 rename.ul(22.3 KB)
📄 renice(14.3 KB)
📄 reset(30.24 KB)
📄 resizepart(70.31 KB)
📄 rev(14.3 KB)
📄 rgrep(30 B)
📄 rm(71.05 KB)
📄 rmdir(54.92 KB)
📄 rotatelogs(26.31 KB)
📄 routel(1.62 KB)
📄 rtstat(26.59 KB)
📄 run-parts(26.91 KB)
📄 runcon(42.95 KB)
📄 rview(3.48 MB)
📄 rvim(3.48 MB)
📄 savelog(10.24 KB)
📄 scp(266.63 KB)
📄 script(70.3 KB)
📄 scriptlive(54.3 KB)
📄 scriptreplay(46.3 KB)
📄 sdiff(55.08 KB)
📄 sed(123.46 KB)
📄 select-editor(2.39 KB)
📄 sensible-browser(1.26 KB)
📄 sensible-editor(1.24 KB)
📄 sensible-pager(565 B)
📄 seq(58.92 KB)
📄 setarch(26.58 KB)
📄 setpriv(78.31 KB)
📄 setsid(14.3 KB)
📄 setterm(46.31 KB)
📄 sftp(282.59 KB)
📄 sg(47.75 KB)
📄 sh(122.7 KB)
📄 sha1sum(54.95 KB)
📄 sha224sum(58.95 KB)
📄 sha256sum(58.95 KB)
📄 sha384sum(62.95 KB)
📄 sha512sum(62.95 KB)
📄 shasum(9.75 KB)
📄 shred(63.14 KB)
📄 shuf(58.98 KB)
📄 skill(30.33 KB)
📄 slabtop(22.37 KB)
📄 sleep(42.86 KB)
📄 slogin(1.07 MB)
📄 snice(30.33 KB)
📄 sort(115.68 KB)
📄 splain(18.99 KB)
📄 split(59.55 KB)
📄 ss(189.14 KB)
📄 ssh(1.07 MB)
📄 ssh-add(518.44 KB)
📄 ssh-agent(474.38 KB)
📄 ssh-argv0(1.42 KB)
📄 ssh-copy-id(12.38 KB)
📄 ssh-keygen(646.44 KB)
📄 ssh-keyscan(622.47 KB)
📄 stat(95.2 KB)
📄 stdbuf(58.92 KB)
📄 streamzip(7.75 KB)
📄 stty(83.02 KB)
📄 su(70.31 KB)
📄 sum(50.96 KB)
📄 sync(38.89 KB)
📄 systemctl(1.29 MB)
📄 systemd(90.38 KB)
📄 systemd-analyze(182.61 KB)
📄 systemd-ask-password(18.48 KB)
📄 systemd-cat(18.38 KB)
📄 systemd-cgls(22.48 KB)
📄 systemd-cgtop(38.4 KB)
📄 systemd-creds(42.61 KB)
📄 systemd-cryptenroll(58.6 KB)
📄 systemd-delta(26.38 KB)
📄 systemd-detect-virt(18.37 KB)
📄 systemd-escape(18.37 KB)
📄 systemd-firstboot(50.59 KB)
📄 systemd-id128(22.37 KB)
📄 systemd-inhibit(22.39 KB)
📄 systemd-machine-id-setup(18.48 KB)
📄 systemd-mount(50.59 KB)
📄 systemd-notify(18.38 KB)
📄 systemd-path(18.37 KB)
📄 systemd-repart(150.69 KB)
📄 systemd-run(58.57 KB)
📄 systemd-socket-activate(26.38 KB)
📄 systemd-stdio-bridge(18.38 KB)
📄 systemd-sysext(42.49 KB)
📄 systemd-sysusers(62.68 KB)
📄 systemd-tmpfiles(110.57 KB)
📄 systemd-tty-ask-password-agent(34.38 KB)
📄 systemd-umount(50.59 KB)
📄 tabs(18.23 KB)
📄 tac(111.05 KB)
📄 tail(75.14 KB)
📄 tar(519.52 KB)
📄 taskset(62.31 KB)
📄 tee(42.95 KB)
📄 tempfile(14.18 KB)
📄 test(58.89 KB)
📄 tic(90.34 KB)
📄 timedatectl(42.37 KB)
📄 timeout(47.49 KB)
📄 tload(18.32 KB)
📄 toe(22.23 KB)
📄 top(131.58 KB)
📄 touch(107.05 KB)
📄 tput(26.27 KB)
📄 tr(54.89 KB)
📄 true(34.83 KB)
📄 truncate(42.89 KB)
📄 tset(30.24 KB)
📄 tsort(54.89 KB)
📄 tty(34.86 KB)
📄 tzselect(14.99 KB)
📄 ucf(40.69 KB)
📄 ucfq(18.91 KB)
📄 ucfr(10.85 KB)
📄 uclampset(62.31 KB)
📄 ucs2any(18.32 KB)
📄 umount(34.3 KB)
📄 uname(42.86 KB)
📄 uncompress(2.29 KB)
📄 unexpand(42.92 KB)
📄 uniq(46.95 KB)
📄 unlink(38.83 KB)
📄 unshare(82.54 KB)
📄 update-alternatives(58.31 KB)
📄 update-mime-database(59.27 KB)
📄 uptime(14.3 KB)
📄 users(38.89 KB)
📄 utmpdump(30.3 KB)
📄 vdir(147.8 KB)
📄 vi(3.48 MB)
📄 view(3.48 MB)
📄 vim(3.48 MB)
📄 vim.basic(3.48 MB)
📄 vimdiff(3.48 MB)
📄 vimtutor(2.1 KB)
📄 vmstat(34.72 KB)
📄 w(22.3 KB)
📄 wall(38.3 KB)
📄 watch(26.71 KB)
📄 wc(51.05 KB)
📄 wdctl(70.34 KB)
📄 wget(527.36 KB)
📄 whereis(30.77 KB)
📄 which(946 B)
📄 which.debianutils(946 B)
📄 who(59.02 KB)
📄 whoami(38.86 KB)
📄 x86_64(26.58 KB)
📄 xargs(70.45 KB)
📄 xdg-user-dir(234 B)
📄 xdg-user-dirs-update(26.16 KB)
📄 xsubpp(5.05 KB)
📄 xxd(18.21 KB)
📄 yes(38.83 KB)
📄 ypdomainname(22.15 KB)
📄 zcat(1.94 KB)
📄 zcmp(1.64 KB)
📄 zdiff(6.31 KB)
📄 zdump(22.52 KB)
📄 zegrep(29 B)
📄 zfgrep(29 B)
📄 zforce(2.03 KB)
📄 zgrep(7.91 KB)
📄 zipdetails(68.55 KB)
📄 zless(2.15 KB)
📄 zmore(1.8 KB)
📄 znew(4.47 KB)

Editing: kernel-install

#!/bin/sh
# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
# ex: ts=8 sw=4 sts=4 et filetype=sh
# SPDX-License-Identifier: LGPL-2.1-or-later
#
# This file is part of systemd.
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
#
# systemd is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with systemd; If not, see <https://www.gnu.org/licenses/>.

skip_remaining=77

set -e

usage()
{
    echo "Usage:"
    echo "  kernel-install [OPTIONS...] add KERNEL-VERSION KERNEL-IMAGE [INITRD-FILE...]"
    echo "  kernel-install [OPTIONS...] remove KERNEL-VERSION"
    echo "  kernel-install [OPTIONS...] inspect"
    echo "Options:"
    echo "  -h, --help     Print this help and exit"
    echo "      --version  Print version string and exit"
    echo "  -v, --verbose  Increase verbosity"
}

dropindirs_sort()
{
    suffix="$1"
    shift

for d; do
        for i in "$d/"*"$suffix"; do
            [ -e "$i" ] && echo "${i##*/}"
        done
    done | sort -Vu | while read -r f; do
        for d; do
            if [ -e "$d/$f" ]; then
                [ -x "$d/$f" ] && echo "$d/$f"
                continue 2
            fi
        done
    done
}

export LC_COLLATE=C

for i; do
    if [ "$i" = "--help" ] || [ "$i" = "-h" ]; then
        usage
        exit 0
    fi
done

for i; do
    if [ "$i" = "--version" ]; then
        echo "kernel-install 252 (252.33-1~deb12u1)"
        exit 0
    fi
done

if [ "$KERNEL_INSTALL_BYPASS" = "1" ]; then
    echo "kernel-install: Skipping execution because KERNEL_INSTALL_BYPASS=1"
    exit 0
fi

export KERNEL_INSTALL_VERBOSE=0
if [ "$1" = "--verbose" ] || [ "$1" = "-v" ]; then
    shift
    export KERNEL_INSTALL_VERBOSE=1
    log_verbose() { printf "%s\n" "$*"; }
else
    log_verbose() { :; }
fi

if [ "${0##*/}" = "installkernel" ]; then
    COMMAND=add
    # kernel's install.sh invokes us as
    #   /sbin/installkernel <version> <vmlinuz> <map> <installation-dir>
    # We ignore the last two arguments.
    set -- "${1:?}" "${2:?}"
else
    COMMAND="$1"
    [ $# -ge 1 ] && shift
fi

if [ "$COMMAND" = "inspect" ]; then
    KERNEL_VERSION=""
else
    if [ $# -lt 1 ]; then
        echo "Error: not enough arguments" >&2
        exit 1
    fi

KERNEL_VERSION="$1"
    shift
fi

# These two settings are only settable via install.conf
layout=
initrd_generator=
# These two settings can be inherited from the environment
_MACHINE_ID_SAVED="$MACHINE_ID"
_BOOT_ROOT_SAVED="$BOOT_ROOT"

if [ -n "$KERNEL_INSTALL_CONF_ROOT" ]; then
    install_conf="$KERNEL_INSTALL_CONF_ROOT/install.conf"
elif [ -f "/etc/kernel/install.conf" ]; then
    install_conf="/etc/kernel/install.conf"
elif [ -f "/usr/lib/kernel/install.conf" ]; then
    install_conf="/usr/lib/kernel/install.conf"
else
    install_conf=
fi

if [ -f "$install_conf" ]; then
    log_verbose "Reading $install_conf…"
    # shellcheck source=/dev/null
    . "$install_conf"
fi

[ -n "$layout" ] && log_verbose "$install_conf configures layout=$layout"
[ -n "$initrd_generator" ] && \
    log_verbose "$install_conf configures initrd_generator=$initrd_generator"

if [ -n "$_MACHINE_ID_SAVED" ]; then
    MACHINE_ID="$_MACHINE_ID_SAVED"
    log_verbose "MACHINE_ID=$MACHINE_ID set via environment"
else
    [ -n "$MACHINE_ID" ] && log_verbose "MACHINE_ID=$MACHINE_ID set via install.conf"
fi

if [ -n "$_BOOT_ROOT_SAVED" ]; then
     BOOT_ROOT="$_BOOT_ROOT_SAVED"
     log_verbose "BOOT_ROOT=$BOOT_ROOT set via environment"
else
    [ -n "$BOOT_ROOT" ] && log_verbose "BOOT_ROOT=$BOOT_ROOT set via install.conf"
fi

# If /etc/machine-id is initialized we'll use it, otherwise we'll use a freshly
# generated one. If the user configured an explicit machine ID to use in
# /etc/machine-info to use for our purpose, we'll use that instead (for
# compatibility).
# shellcheck source=/dev/null
if [ -z "$MACHINE_ID" ] && [ -f /etc/machine-info ]; then
    . /etc/machine-info
    MACHINE_ID="$KERNEL_INSTALL_MACHINE_ID"
    [ -n "$MACHINE_ID" ] && \
        log_verbose "machine-id $MACHINE_ID acquired from /etc/machine-info"
fi
if [ -z "$MACHINE_ID" ] && [ -s /etc/machine-id ]; then
    read -r MACHINE_ID </etc/machine-id
    [ "$MACHINE_ID" = "uninitialized" ] && unset MACHINE_ID
    [ -n "$MACHINE_ID" ] && \
        log_verbose "machine-id $MACHINE_ID acquired from /etc/machine-id"
fi
if [ -z "$MACHINE_ID" ]; then
    MACHINE_ID="$(systemd-id128 new)" || exit 1
    log_verbose "new machine-id $MACHINE_ID generated"
fi

# Now that we determined the machine ID to use, let's determine the "token" for
# the boot loader entry to generate. We use that for naming the directory below
# $BOOT where we want to place the kernel/initrd and related resources, as well
# for naming the .conf boot loader spec entry. Typically this is just the
# machine ID, but it can be anything else, too, if we are told so.
ENTRY_TOKEN_FILE="${KERNEL_INSTALL_CONF_ROOT:-/etc/kernel}/entry-token"

if [ -z "$ENTRY_TOKEN" ] && [ -f "$ENTRY_TOKEN_FILE" ]; then
    read -r ENTRY_TOKEN <"$ENTRY_TOKEN_FILE"
    log_verbose "entry-token \"$ENTRY_TOKEN\" acquired from $ENTRY_TOKEN_FILE"
fi
if [ -z "$ENTRY_TOKEN" ]; then
    # If not configured explicitly, then use a few candidates: the machine ID,
    # the IMAGE_ID= and ID= fields from /etc/os-release and finally the fixed
    # string "Default"
    ENTRY_TOKEN_SEARCH="$MACHINE_ID"
    # shellcheck source=/dev/null
    [ -f /etc/os-release ] && . /etc/os-release
    [ -n "$IMAGE_ID" ] && ENTRY_TOKEN_SEARCH="$ENTRY_TOKEN_SEARCH $IMAGE_ID"
    [ -n "$ID" ] && ENTRY_TOKEN_SEARCH="$ENTRY_TOKEN_SEARCH $ID"
    ENTRY_TOKEN_SEARCH="$ENTRY_TOKEN_SEARCH Default"
else
    ENTRY_TOKEN_SEARCH="$ENTRY_TOKEN"
fi
log_verbose "Entry-token candidates: $ENTRY_TOKEN_SEARCH"

# NB: The $MACHINE_ID is guaranteed to be a valid machine ID, but
#     $ENTRY_TOKEN can be any string that fits into a VFAT filename, though
#     typically is just the machine ID.

if [ -n "$BOOT_ROOT" ]; then
    # If this was already configured, don't try to guess
    BOOT_ROOT_SEARCH="$BOOT_ROOT"
else
    BOOT_ROOT_SEARCH="/efi /boot /boot/efi"
fi

for pref in $BOOT_ROOT_SEARCH; do
    for suff in $ENTRY_TOKEN_SEARCH; do
        if [ -d "$pref/$suff" ]; then
            [ -z "$BOOT_ROOT" ] && BOOT_ROOT="$pref"
            [ -z "$ENTRY_TOKEN" ] && ENTRY_TOKEN="$suff"

log_verbose "$pref/$suff exists, using BOOT_ROOT=$BOOT_ROOT, ENTRY_TOKEN=$ENTRY_TOKEN"
            break 2
        else
            [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ] && echo "$pref/$suff not found…"
        fi

if [ -d "$pref/loader/entries" ]; then
            [ -z "$BOOT_ROOT" ] && BOOT_ROOT="$pref"
            log_verbose "$pref/loader/entries exists, using BOOT_ROOT=$BOOT_ROOT"
            break 2
        else
            log_verbose "$pref/loader/entries not found…"
        fi
    done
done

[ -z "$BOOT_ROOT" ] && for pref in "/efi" "/boot/efi"; do
    if mountpoint -q "$pref"; then
        BOOT_ROOT="$pref"
        log_verbose "$pref is a mount point, using BOOT_ROOT=$BOOT_ROOT"
        break
    else
        log_verbose "$pref is not a mount point…"
    fi
done

if [ -z "$BOOT_ROOT" ]; then
    BOOT_ROOT="/boot"
    [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ] && \
        echo "KERNEL_INSTALL_BOOT_ROOT autodection yielded no candidates, using \"$BOOT_ROOT\""
fi

if [ -z "$ENTRY_TOKEN" ]; then
    ENTRY_TOKEN="$MACHINE_ID"
    [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ] && \
        echo "No entry-token candidate matched, using \"$ENTRY_TOKEN\" from machine-id"
fi

if [ -z "$layout" ]; then
    # No layout configured by the administrator. Let's try to figure it out
    # automatically from metadata already contained in $BOOT_ROOT.
    if [ -e "$BOOT_ROOT/loader/entries.srel" ]; then
        read -r ENTRIES_SREL <"$BOOT_ROOT/loader/entries.srel"
        if [ "$ENTRIES_SREL" = "type1" ]; then
            # The loader/entries.srel file clearly indicates that the installed
            # boot loader implements the proper standard upstream boot loader
            # spec for Type #1 entries. Let's default to that, then.
            layout="bls"
        else
            # The loader/entries.srel file indicates some other spec is
            # implemented and owns the /loader/entries/ directory. Since we
            # have no idea what that means, let's stay away from it by default.
            layout="other"
        fi
        [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ] && \
            echo "$BOOT_ROOT/loader/entries.srel with '$ENTRIES_SREL' found, using layout=$layout"

elif [ -d "$BOOT_ROOT/$ENTRY_TOKEN" ]; then
        # If the metadata in $BOOT_ROOT doesn't tell us anything, then check if
        # the entry token directory already exists. If so, let's assume it's
        # the standard boot loader spec, too.
        layout="bls"

log_verbose "$BOOT_ROOT/$ENTRY_TOKEN exists, using layout=$layout"
    else
        # There's no metadata in $BOOT_ROOT, and apparently no entry token
        # directory installed? Then we really don't know anything.
        layout="other"

log_verbose "Entry-token directory not found, using layout=$layout"
    fi
fi

ENTRY_DIR_ABS="$BOOT_ROOT/$ENTRY_TOKEN/$KERNEL_VERSION"
log_verbose "Using ENTRY_DIR_ABS=$ENTRY_DIR_ABS"

# Provide a directory where to store generated initrds
cleanup() {
    [ -n "$KERNEL_INSTALL_STAGING_AREA" ] && rm -rf "$KERNEL_INSTALL_STAGING_AREA"
}

trap cleanup EXIT

KERNEL_INSTALL_STAGING_AREA="$(mktemp -d -t kernel-install.staging.XXXXXXX)"

export KERNEL_INSTALL_MACHINE_ID="$MACHINE_ID"
export KERNEL_INSTALL_ENTRY_TOKEN="$ENTRY_TOKEN"
export KERNEL_INSTALL_BOOT_ROOT="$BOOT_ROOT"
export KERNEL_INSTALL_LAYOUT="$layout"
export KERNEL_INSTALL_INITRD_GENERATOR="$initrd_generator"
export KERNEL_INSTALL_STAGING_AREA

MAKE_ENTRY_DIR_ABS=0
[ "$layout" = "bls" ] || MAKE_ENTRY_DIR_ABS=1

ret=0

if [ -z "$KERNEL_INSTALL_PLUGINS" ]; then
    KERNEL_INSTALL_PLUGINS="$(
        dropindirs_sort ".install" \
            "/etc/kernel/install.d" \
            "/usr/lib/kernel/install.d"
    )"
fi

if [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ]; then
    printf '%s\n' "Plugin files:"
    for f in $KERNEL_INSTALL_PLUGINS; do
        printf '%s\n' "$f"
    done
fi

case "$COMMAND" in
    add)
        if [ $# -lt 1 ]; then
            echo "Error: command 'add' requires a kernel image" >&2
            exit 1
        fi

if ! [ -f "$1" ]; then
            echo "Error: kernel image argument $1 not a file" >&2
            exit 1
        fi

if [ "$MAKE_ENTRY_DIR_ABS" -eq 0 ]; then
            # Compatibility with earlier versions that used the presence of $BOOT_ROOT/$ENTRY_TOKEN
            # to signal to 00-entry-directory to create $ENTRY_DIR_ABS
            # to serve as the indication to use or to not use the BLS
            if [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ]; then
                echo "+mkdir -v -p $ENTRY_DIR_ABS"
                mkdir -v -p "$ENTRY_DIR_ABS" || exit 1
            else
                mkdir -p "$ENTRY_DIR_ABS" || exit 1
            fi
        fi

for f in $KERNEL_INSTALL_PLUGINS; do
            log_verbose "+$f add $KERNEL_VERSION $ENTRY_DIR_ABS" "$@"
            err=0
            "$f" add "$KERNEL_VERSION" "$ENTRY_DIR_ABS" "$@" || err=$?
            [ $err -eq $skip_remaining ] && break
            [ $err -ne 0 ] && exit $err
        done
        ;;

remove)
        for f in $KERNEL_INSTALL_PLUGINS; do
            log_verbose "+$f remove $KERNEL_VERSION $ENTRY_DIR_ABS"
            err=0
            "$f" remove "$KERNEL_VERSION" "$ENTRY_DIR_ABS" || err=$?
            [ $err -eq $skip_remaining ] && break
            [ $err -ne 0 ] && exit $err
        done

if [ "$MAKE_ENTRY_DIR_ABS" -eq 0 ]; then
            log_verbose "Removing $ENTRY_DIR_ABS/"
            rm -rf "$ENTRY_DIR_ABS"
        fi
        ;;

inspect)
        echo "KERNEL_INSTALL_MACHINE_ID: $KERNEL_INSTALL_MACHINE_ID"
        echo "KERNEL_INSTALL_ENTRY_TOKEN: $KERNEL_INSTALL_ENTRY_TOKEN"
        echo "KERNEL_INSTALL_BOOT_ROOT: $KERNEL_INSTALL_BOOT_ROOT"
        echo "KERNEL_INSTALL_LAYOUT: $KERNEL_INSTALL_LAYOUT"
        echo "KERNEL_INSTALL_INITRD_GENERATOR: $KERNEL_INSTALL_INITRD_GENERATOR"
        echo "ENTRY_DIR_ABS: $KERNEL_INSTALL_BOOT_ROOT/$ENTRY_TOKEN/\$KERNEL_VERSION"

# Assert that ENTRY_DIR_ABS actually matches what we are printing here
        [ "${ENTRY_DIR_ABS%/*}" = "$KERNEL_INSTALL_BOOT_ROOT/$ENTRY_TOKEN" ] || { echo "Assertion didn't pass." >&2; exit 1; }
        ;;

*)
        echo "Error: unknown command '$COMMAND'" >&2
        exit 1
        ;;
esac

exit "$ret"

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