✏️ Editing: weak-modules

#!/bin/bash
#
# weak-modules - determine which modules are kABI compatible with installed
#                kernels and set up the symlinks in /lib/*/weak-updates.
#
unset LANG LC_ALL LC_COLLATE

tmpdir=$(mktemp -td ${0##*/}.XXXXXX)
trap "rm -rf $tmpdir" EXIT
unset ${!changed_modules_*} ${!changed_initramfs_*}

unset BASEDIR
unset CHECK_INITRAMFS
weak_updates_dir_override=""
default_initramfs_prefix="/boot" # will be combined with BASEDIR
dracut="/sbin/dracut"
depmod="/sbin/depmod"
depmod_orig="$depmod"
declare -a modules
declare -A module_krels
declare -A weak_modules_before

declare -A groups
declare -A grouped_modules

# output of validate_weak_links, one iteration
# short_name -> path
declare -A compatible_modules

# state for update_modules_for_krel (needed for add_kernel case)
# short_name -> path
declare -A installed_modules

# doit:
# A wrapper used whenever we're going to perform a real operation.
doit() {
    [ -n "$verbose" ] && echo "$@"
    [ -n "$dry_run" ] || "$@"
}

# pr_verbose:
# print verbose -- wrapper used to print extra messages if required
pr_verbose() {
    [ -n "$verbose" ] && echo "$@"
}

# pr_warning:
# print warning
pr_warning() {
    echo "WARNING: $*"
}

# rpmsort: The sort in coreutils can't sort the RPM list how we want it so we
# instead transform the list into a form it will sort correctly, then sort.
rpmsort() {
    local IFS=$' '
    REVERSE=""
    rpmlist=($(cat))

if [ "-r" == "$1" ];
    then
        REVERSE="-r"
    fi

echo ${rpmlist[@]} | \
        sed -e 's/-/../g' | \
        sort ${REVERSE} -n -t"." -k1,1 -k2,2 -k3,3 -k4,4 -k5,5 -k6,6 -k7,7 \
             -k8,8 -k9,9 -k10,10 | \
        sed -e 's/\.\./-/g'
}

# krel_of_module:
# Compute the kernel release of a module.
krel_of_module() {
    local module="$1"

if [ x"${module_krels[$module]+set}" = x"set" ]; then
        # version cached in the array already
        echo "${module_krels[$module]}"
    elif [ -f "$module" ]; then
        krel_of_module_modinfo "$module"
    else
        # Try to extract the kernel release from the path
        # delete case, the .ko already deleted
        set -- "${module#*/lib/modules/}"
        echo "${1%%/*}"
    fi
}

# krel_of_module_modinfo:
# Fetches module version from internal module info
krel_of_module_modinfo() {
    local module="$1"
    /sbin/modinfo -F vermagic "$module" | awk '{print $1}'
}

# weak_updates_dir:
# gives the root directory for the weak-updates
# We need some flexibility here because of dry-run.
weak_updates_dir() {
    local krel="$1"

if [[ -z "$weak_updates_dir_override" ]]; then
        echo "$BASEDIR/lib/modules/$krel/weak-updates"
    else
        echo "$weak_updates_dir_override"
    fi
}

# read_modules_list:
# Read in a list of modules from standard input. Convert the filenames into
# absolute paths and compute the kernel release for each module (either using
# the modinfo section or through the absolute path.
# If used with input redirect, should be used as read_module_list < input,
# not input | read_modules_list, the latter spawns a subshell
# and the arrays are not seen in the caller
read_modules_list() {
    local IFS=$'\n'
    modules=($(cat))

for ((n = 0; n < ${#modules[@]}; n++)); do
        if [ ${modules[n]:0:1} != '/' ]; then
            modules[n]="$PWD/${modules[n]}"
        fi
        module_krels["${modules[n]}"]=$(krel_of_module ${modules[n]})
    done
}

decompress_initramfs() {
    local input=$1
    local output=$2

# First, check if this is compressed at all
    if cpio -i -t < "$input" > /dev/null 2>/dev/null; then
        # If this archive contains a file early_cpio, it's a trick. Strip off
        # the early cpio archive and try again.
        if cpio -i -t < "$input" 2>/dev/null | grep -q '^early_cpio$' ; then
            /usr/lib/dracut/skipcpio "$input" > "${tmpdir}/post_early_cpio.img"
            decompress_initramfs "${tmpdir}/post_early_cpio.img" "$output"
            retval="$?"
            rm -f "${tmpdir}/post_early_cpio.img"
            return $retval
        fi

cp "$input" "$output"
        return 0
    fi

# Try gzip
    if gzip -cd < "$input" > "$output" 2>/dev/null ; then
        return 0
    fi

# Next try xz
    if xz -cd < "$input" > "$output" 2>/dev/null ; then
        return 0
    fi

echo "Unable to decompress $input: Unknown format" >&2
    return 1
}

# List all module files and modprobe configuration that could require a new
# initramfs. The current directory must be the root of the uncompressed
# initramfs. The unsorted list of files is output to stdout.
list_module_files() {
    find . -iname \*.ko -o -iname '*.ko.xz' -o -iname '*.ko.gz' 2>/dev/null
    find etc/modprobe.d usr/lib/modprobe.d -name \*.conf 2>/dev/null
}

# read_old_initramfs:
compare_initramfs_modules() {
    local old_initramfs=$1
    local new_initramfs=$2

rm -rf "$tmpdir/old_initramfs"
    rm -rf "$tmpdir/new_initramfs"
    mkdir "$tmpdir/old_initramfs"
    mkdir "$tmpdir/new_initramfs"

decompress_initramfs "$old_initramfs" "$tmpdir/old_initramfs.img"
    pushd "$tmpdir/old_initramfs" >/dev/null
    cpio -i < "$tmpdir/old_initramfs.img" 2>/dev/null
    rm "$tmpdir/old_initramfs.img"
    n=0; for i in `list_module_files|sort`; do
        old_initramfs_modules[n]="$i"
        n=$((n+1))
    done
    popd >/dev/null

decompress_initramfs "$new_initramfs" "$tmpdir/new_initramfs.img"
    pushd "$tmpdir/new_initramfs" >/dev/null
    cpio -i < "$tmpdir/new_initramfs.img" 2>/dev/null
    rm "$tmpdir/new_initramfs.img"
    n=0; for i in `list_module_files|sort`; do
        new_initramfs_modules[n]="$i"
        n=$((n+1))
    done
    popd >/dev/null

# Compare the length and contents of the arrays
    if [ "${#old_initramfs_modules[@]}" == "${#new_initramfs_modules[@]}" -a \
         "${old_initramfs_modules[*]}" == "${new_initramfs_modules[*]}" ];
    then
        # If the file lists are the same, compare each file to find any that changed
        for ((n = 0; n < ${#old_initramfs_modules[@]}; n++)); do
            if ! cmp "$tmpdir/old_initramfs/${old_initramfs_modules[n]}" \
                     "$tmpdir/new_initramfs/${new_initramfs_modules[n]}" \
                     >/dev/null 2>&1
            then
                return 1
            fi
        done
    else
        return 1
    fi

return 0
}

# check_initramfs:
# check and possibly also update the initramfs for changed kernels
check_initramfs() {
    local kernel=$1

# If there is no initramfs already we will not make one here.
    if [ -e "$initramfs_prefix/initramfs-$kernel.img" ];
    then
        old_initramfs="$initramfs_prefix/initramfs-$kernel.img"
        tmp_initramfs="$initramfs_prefix/initramfs-$kernel.tmp"
        new_initramfs="$initramfs_prefix/initramfs-$kernel.img"

$dracut -f "$tmp_initramfs" "$kernel"

if ! compare_initramfs_modules "$old_initramfs" "$tmp_initramfs";
        then
            doit mv "$tmp_initramfs" "$new_initramfs"
        else
            rm -f "$tmp_initramfs"
        fi
    fi
}

usage() {
    echo "Usage: ${0##*/} [options] {--add-modules|--remove-modules}"
    echo "${0##*/} [options] {--add-kernel|--remove-kernel} {kernel-release}"
    cat <<'EOF'
--add-modules
        Add a list of modules read from standard input. Create
        symlinks in compatible kernel's weak-updates/ directory.
        The list of modules is read from standard input.

--remove-modules
        Remove compatibility symlinks from weak-updates/ directories
        for a list of modules.  The list of modules is read from
        standard input. Note: it doesn't attempt to locate any
        compatible modules to replace those being removed.

--add-kernel
        Add compatibility symlinks for all compatible modules to the
        specified or running kernel.

--remove-kernel
        Remove all compatibility symlinks for the specified or current
        kernel.

--no-initramfs
        Do not generate an initramfs.

--verbose
        Print the commands executed.

--dry-run
        Do not create/remove any files.
EOF
    exit $1
}

# module_has_changed:
# Mark if an actual change occured that we need to deal with later by calling
# depmod or mkinitramfs against the affected kernel.
module_has_changed() {

declare module=$1 krel=$2
    declare orig_module=$module

module=${module%.ko}
    [[ $module == $orig_module ]] && module=${module%.ko.xz}
    [[ $module == $orig_module ]] && module=${module%.ko.gz}
    module=${module##*/}

eval "changed_modules_${krel//[^a-zA-Z0-9]/_}=$krel"
    eval "changed_initramfs_${krel//[^a-zA-Z0-9]/_}=$krel"

}

# module_weak_link:
# Generate a weak link path for the module.
# Takes module file name and the target kernel release as arguments
# The way of generation intentionally left from the initial version
module_weak_link() {
    local module="$1"
    local krel="$2"
    local module_krel
    local subpath

module_krel="$(krel_of_module "$module")"
    subpath=$(echo $module | sed -nre "s:$BASEDIR(/usr)?/lib/modules/$module_krel/([^/]*)/(.*):\3:p")

if [[ -z $subpath ]]; then
        # module is not in /lib/modules/$krel?
        # It's possible for example for Oracle ACFS compatibility check
        # Install it with its full path as a /lib/modules subpath
        subpath="$module"
    fi

echo "$(weak_updates_dir $krel)/${subpath#/}"
}

# module_short_name:
# 'basename' version purely in bash, cuts off path from the filename
module_short_name() {
    echo "${1##*/}"
}

#### Helper predicates

# is_weak_for_module_valid:
# Takes real module filename and target kernel as arguments.
# Calculates weak symlink filename for the corresponding module
# for the target kernel,
# returns 'true' if the symlink filename is a symlink
# and the symlink points to a readable file
# EVEN if it points to a different filename
is_weak_for_module_valid() {
    local module="$1"
    local krel="$2"
    local weak_link

weak_link="$(module_weak_link $module $krel)"
    [[ -L "$weak_link" ]] && [[ -r "$weak_link" ]]
}

# is_weak_link:
# Takes a filename and a kernel release.
# 'true' if the filename is symlink under weak-updates/ for the kernel.
# It doesn't matter, if it's a valid symlink (points to a real file) or not.
is_weak_link() {
    local link="$1"
    local krel="$2"

echo $link | grep -q "$(weak_updates_dir $krel)" || return 1
    [[ -L $link ]]
}

# is_extra_exists:
# Takes a module filename, the module's kernel release and target kernel release.
# The module filename should be a real, not a symlink, filename (i.e. in extra/).
# Returns 'true' if the same module exists for the target kernel.
is_extra_exists() {
    local module="$1"
    local module_krel="$2"
    local krel="$3"
    local subpath="${module#*/lib/modules/$module_krel/extra/}"

[[ -f $BASEDIR/lib/modules/$krel/extra/$subpath ]]
}

is_kernel_installed() {
    local krel="$1"

[[ -f "$BASEDIR/boot/symvers-$krel.gz" ]]
}

is_empty_file() {
    local file="$1"

[[ "$(wc -l "$file" | cut -f 1 -d ' ')" == 0 ]]
}

#### Helpers

# find_modules:
# Takes kernel release and a list of subdirectories.
# Produces list of module files in the subdirectories for the kernel
find_modules() {
    local krel="$1"
    shift
    local dirs="$*"

for dir in $dirs; do
        find $BASEDIR/lib/modules/$krel/$dir \
             -name '*.ko' -o -name '*.ko.xz' -o -name '*.ko.gz' \
             2>/dev/null
    done
}

# find_modules_dirs:
# Takes a list of directories.
# Produces list of module files in the subdirectories
find_modules_dirs() {
    local dirs="$*"

for dir in $dirs; do
        find $dir -name '*.ko' -o -name '*.ko.xz' -o -name '*.ko.gz' \
             2>/dev/null
    done
}

# find_installed_kernels:
# Produces list of kernels, which modules are still installed
find_installed_kernels() {
    ls $BASEDIR/lib/modules/
}

# find_kernels_with_extra:
# Produces list of kernels, where exists extra/ directory
find_kernels_with_extra() {
    local krel
    local extra_dir

for krel in $(find_installed_kernels); do
        extra_dir="$BASEDIR/lib/modules/$krel/extra"
        [[ -d "$extra_dir" ]] || continue
        echo "$krel"
    done
}

# remove_weak_link_quiet:
# Takes symlink filename and target kernel release.
# Removes the symlink and the directory tree
# if it was the last file in the tree
remove_weak_link_quiet() {
    local link="$1"
    local krel="$2"
    local subpath="${link#*$(weak_updates_dir $krel)}"

rm -f $link
    ( cd "$(weak_updates_dir $krel)" && \
          rmdir --parents --ignore-fail-on-non-empty "$(dirname "${subpath#/}")" 2>/dev/null )
}

# prepare_sandbox:
# Takes kernel release, creates temporary weak-modules directory for it
# and depmod config to operate on it.
# Sets the global state accordingly

prepare_sandbox() {
    local krel="$1"
    local orig_dir
    local dir
    local conf="$tmpdir/depmod.conf"

#directory
    orig_dir=$(weak_updates_dir $krel)
    dir="$tmpdir/$krel/weak-updates"

mkdir -p "$dir"
    # the orig_dir can be empty
    cp -R "$orig_dir"/* "$dir" 2>/dev/null

weak_updates_dir_override="$dir"

#config
    echo "search external extra built-in weak-updates" >"$conf"
    echo "external * $dir" >>"$conf"

depmod="$depmod_orig -C $conf"
}

# finish_sandbox:
# restore global state after sandboxing
# copy configuration to the kernel directory if not dry run
finish_sandbox() {
    local krel="$1"
    local override="$weak_updates_dir_override"
    local wa_dir

weak_updates_dir_override=""
    depmod="$depmod_orig"

[[ -n "$dry_run" ]] && return

wa_dir="$(weak_updates_dir $krel)"

rm -rf "$wa_dir"
    mkdir -p "$wa_dir"

cp -R "${override}"/* "$wa_dir" 2>/dev/null
}

# discard_installed:
# remove installed_modules[] from modules[]
discard_installed()
{
    local short_name

for m in "${!modules[@]}"; do
        short_name="$(module_short_name "${modules[$m]}")"

[[ -z "${installed_modules[$short_name]}" ]] && continue

unset "modules[$m]"
    done
}

# update_installed:
# add compatible_modules[] to installed_modules[]
update_installed()
{
    for m in "${!compatible_modules[@]}"; do
        installed_modules[$m]="${compatible_modules[$m]}"
    done
}

#### Main logic

# update_modules_for_krel:
# Takes kernel release and "action" function name.
# Skips kernel without symvers,
# otherwise triggers the main logic of modules installing/removing
# for the given kernel, which is:
# - save current state of weak modules symlinks
# - install/remove the symlinks for the given (via stdin) list of modules
# - validate the state and remove invalid symlinks
#   (for the modules, which are not compatible (became incompatible) for
#   the given kernel)
# - check the state after validation to produce needed messages
#   and trigger initrd regeneration if the list changed.
#
update_modules_for_krel() {
    local krel="$1"
    local func="$2"
    local force_update="$3"

[[ -r "$BASEDIR/boot/symvers-$krel.gz" ]] || return

prepare_sandbox $krel

global_link_state_save $krel

# remove already installed from modules[]
    discard_installed

# do not run heavy validation procedure if no modules to install
    if [[ "${#modules[@]}" -eq 0 ]]; then
        finish_sandbox $krel
        return
    fi

$func $krel

if ! validate_weak_links $krel && [[ -z "$force_update" ]]; then
        global_link_state_restore $krel
    fi

# add compatible to installed
    update_installed

global_link_state_announce_changes $krel

finish_sandbox $krel
}

# update_modules:
# Common entry point for add/remove modules command
# Takes the "action" function, the module list is supplied via stdin.
# Reads the module list and triggers modules update for all installed
# kernels.
# Triggers initrd rebuild for the kernels, which modules are installed.
update_modules() {
    local func="$1"
    local force_update="$2"
    local module_krel
    declare -a saved_modules

read_modules_list || exit 1
    [[ ${#modules[@]} -gt 0 ]] || return
    saved_modules=("${modules[@]}")

for krel in $(find_installed_kernels); do
        update_modules_for_krel $krel $func $force_update
        modules=("${saved_modules[@]}")
        installed_modules=()
    done

for module in "${modules[@]}"; do
        # Module was built against this kernel, update initramfs.
        module_krel="${module_krels[$module]}"
        module_has_changed $module $module_krel
    done
}

# add_weak_links:
# Action function for the "add-modules" command
# Takes the kernel release, where the modules are added
# and the modules[] and module_krels[] global arrays.
# Install symlinks for the kernel with minimal checks
# (just filename checks, no symbol checks)
add_weak_links() {
    local krel="$1"
    local module_krel
    local weak_link

for module in "${modules[@]}"; do
        module_krel="$(krel_of_module $module)"

case "$module" in
            $BASEDIR/lib/modules/$krel/*)
                # Module already installed to the current kernel
                continue ;;
        esac

if is_extra_exists $module $module_krel $krel; then
            pr_verbose "found $(module_short_name $module) for $krel while installing for $module_krel, update case?"
        fi

if is_weak_for_module_valid $module $krel; then
            pr_verbose "weak module for $(module_short_name $module) already exists for kernel $krel, update case?"
            # we should update initrd in update case,
            # the change is not seen by the symlink detector
            # (global_link_state_announce_changes())
            module_has_changed $module $krel
        fi

weak_link="$(module_weak_link $module $krel)"

mkdir -p "$(dirname $weak_link)"
        ln -sf $module $weak_link

done
}

# remove_weak_links:
# Action function for the "remove-modules" command
# Takes the kernel release, where the modules are removed
# and the modules[] and module_krels[] global arrays.
# Removes symlinks from the given kernel if they are installed
# for the modules in the list.
remove_weak_links() {
    local krel="$1"
    local weak_link
    local target
    local module_krel

for module in "${modules[@]}"; do
        module_krel="$(krel_of_module $module)"

weak_link="$(module_weak_link $module $krel)"
        target="$(readlink $weak_link)"

if [[ "$module" != "$target" ]]; then
            pr_verbose "Skipping symlink $weak_link"
            continue
        fi
        # In update case the --remove-modules call is performed
        # after --add-modules (from postuninstall).
        # So, we shouldn't really remove the symlink in this case.
        # But in the remove case the actual target already removed.
        if ! is_weak_for_module_valid "$module" "$krel"; then
            remove_weak_link_quiet "$weak_link" "$krel"
        fi
    done
}

# validate_weak_links:
# Takes kernel release.
# Checks if all the weak symlinks are suitable for the given kernel.
# Uses depmod to perform the actual symbol checks and parses the output.
# Since depmod internally creates the module list in the beginning of its work
# accroding to the priority list in its configuration, but without symbol
# check and doesn't amend the list during the check, the function runs it
# in a loop in which it removes discovered incompatible symlinks
#
# Returns 0 (success) if proposal is fine or
#         1 (false) if some incompatible symlinks were removed
# initializes global hashmap compatible_modules with all the valid ones
validate_weak_links() {
    local krel="$1"
    local basedir=${BASEDIR:+-b $BASEDIR}
    local tmp
    declare -A symbols
    local is_updates_changed=1
    local module
    local module_krel
    local target
    local modpath
    local symbol
    local weak_link
    # to return to caller that original proposal is not valid
    # here 0 is true, 1 is false, since it will be the return code
    local is_configuration_valid=0

tmp=$(mktemp -p $tmpdir)
    compatible_modules=()

if ! [[ -e $tmpdir/symvers-$krel ]]; then
        [[ -e $BASEDIR/boot/symvers-$krel.gz ]] || return
        zcat $BASEDIR/boot/symvers-$krel.gz > $tmpdir/symvers-$krel
    fi

while ((is_updates_changed)); do
        is_updates_changed=0

# again $tmp because of subshell, see read_modules_list() comment
        # create incompatibility report by depmod
        # Shorcut if depmod finds a lot of incompatible modules elsewhere,
        # we care only about weak-updates
        $depmod $basedir -naeE $tmpdir/symvers-$krel $krel 2>&1 1>/dev/null | \
            grep "$(weak_updates_dir $krel)" 2>/dev/null >$tmp
        # parse it into symbols[] associative array in form a-la
        #   symbols["/path/to/the/module"]="list of bad symbols"
        while read line; do
            set -- $(echo $line | awk '/needs unknown symbol/{print $3 " " $NF}')
            modpath=$1
            symbol=$2
            if [[ -n "$modpath" ]]; then
                symbols[$modpath]="${symbols[$modpath]} $symbol"
                continue
            fi

set -- $(echo $line | awk '/disagrees about version of symbol/{print $3 " " $NF}')
            modpath=$1
            symbol=$2
            if [[ -n "$modpath" ]]; then
                symbols[$modpath]="${symbols[$modpath]} $symbol"
                continue
            fi
        done < $tmp

# loop through all the weak links from the list of incompatible
        # modules and remove them. Skips non-weak incompatibilities
        for modpath in "${!symbols[@]}"; do
            is_weak_link $modpath $krel || continue

target=$(readlink $modpath)
            module_krel=$(krel_of_module $target)

remove_weak_link_quiet "$modpath" "$krel"

pr_verbose "Module $(module_short_name $modpath) from kernel $module_krel is not compatible with kernel $krel in symbols: ${symbols[$modpath]}"
            is_updates_changed=1
            is_configuration_valid=1 # inversed value
        done
    done
    rm -f $tmp

# this loop is just to produce verbose compatibility messages
    # for the compatible modules
    for module in "${modules[@]}"; do
        is_weak_for_module_valid $module $krel || continue

weak_link="$(module_weak_link $module $krel)"
        target="$(readlink $weak_link)"
        module_krel=$(krel_of_module $target)

if [[ "$module" == "$target" ]]; then
            short_name="$(module_short_name "$module")"
            compatible_modules+=([$short_name]="$module")

pr_verbose "Module ${module##*/} from kernel $module_krel is compatible with kernel $krel"
        fi
    done
    return $is_configuration_valid
}

# global_link_state_save:
# Takes kernel release
# Saves the given kernel's weak symlinks state into the global array
# weak_modules_before[] for later processing
global_link_state_save() {
    local krel="$1"
    local link
    local target

weak_modules_before=()
    for link in $(find_modules_dirs $(weak_updates_dir $krel) | xargs); do
        target=$(readlink $link)
        weak_modules_before[$link]=$target
    done
}

# global_link_state_restore:
# Takes kernel release
# Restores the previous weak links state
# (for example, if incompatible modules were installed)
global_link_state_restore() {
    local krel="$1"
    local link
    local target

pr_verbose "Falling back weak-modules state for kernel $krel"

( cd "$(weak_updates_dir $krel)" 2>/dev/null && rm -rf * )

for link in "${!weak_modules_before[@]}"; do
        target=${weak_modules_before[$link]}

mkdir -p "$(dirname $link)"
        ln -sf $target $link
    done
}

# global_link_state_announce_changes:
# Takes kernel release
# Reads the given kernel's weak symlinks state, compares to the saved,
# triggers initrd rebuild if there were changes
# and produces message on symlink removal
global_link_state_announce_changes() {
    local krel="$1"
    local link
    local target
    local new_target
    declare -A weak_modules_after

for link in $(find_modules_dirs $(weak_updates_dir $krel) | xargs); do
        target=${weak_modules_before[$link]}
        new_target=$(readlink $link)
        weak_modules_after[$link]=$new_target

# report change of existing link and appearing of a new link
        [[ "$target" == "$new_target" ]] || module_has_changed $new_target $krel
    done

for link in "${!weak_modules_before[@]}"; do
        target=${weak_modules_before[$link]}
        new_target=${weak_modules_after[$link]}

# report change of existing link and disappearing of an old link
        [[ "$target" == "$new_target" ]] && continue
        module_has_changed $target $krel
        [[ -n "$new_target" ]] ||
            pr_verbose "Removing compatible module $(module_short_name $target) from kernel $krel"
    done
}

# remove_modules:
# Read in a list of modules from stdinput and process them for removal.
# Parameter (noreplace) is deprecated, acts always as "noreplace".
# There is no sense in the "replace" functionality since according
# to the current requirements RPM will track existing of only one version
# of extra/ module (no same extra/ modules for different kernels).
remove_modules() {
    update_modules remove_weak_links force_update
}

# add_modules:
# Read in a list of modules from stdinput and process them for compatibility
# with installed kernels under /lib/modules.
add_modules() {
    no_force_update=""

update_modules add_weak_links $no_force_update
}

# do_make_groups:
# Takes tmp file which contains preprocessed modules.dep
# output (or modules.dep)
#
# reads modules.dep format information from stdin
# produces groups associative array
# the group is a maximum subset of modules having at least a link
#
# more fine tuned extra filtering.
do_make_groups()
{
    local tmp="$1"
    local group_name
    local mod
    declare -a mods

while read i; do
        mods=($i)

echo "${mods[0]}" |grep -q "extra/" || continue

# if the module already met, then its dependencies already counted
        module_group="${grouped_modules[${mods[0]}]}"
        [[ -n $module_group ]] && continue

# new group
        group_name="${mods[0]}"

for mod in "${mods[@]}"; do
            echo "$mod" |grep -q "extra/" || continue

# if there is already such group,
            # it is a subset of the one being created
            # due to depmod output
            unset groups[$mod]

# extra space doesn't matter, since later (in add_kernel())
            # it is expanded without quotes
            groups[$group_name]+=" $mod"
            grouped_modules[$mod]=$group_name
        done
    done < $tmp # avoid subshell
}

# filter_depmod_deps:
# preprocess output for make_groups
# depmod -n produces also aliases, so it cuts them off
# also it removes colon after the first module
cut_depmod_deps()
{
    awk 'BEGIN { pr = 1 } /^#/{ pr = 0 } pr == 1 {sub(":",""); print $0}'
}

# filter_extra_absoluted:
# Takes kernel version
# makes full path from the relative module path
# (produced by depmod for in-kernel-dir modules)
# filter only extra/ modules
filter_extra_absoluted()
{
    local kver="$1"
    local mod
    declare -a mods

while read i; do
        # skip non-extra. The check is not perfect, but ok
        # to speed up handling in general cases
        echo "$i" |grep -q "extra/" || continue

mods=($i)
        for j in "${!mods[@]}"; do
            mod="${mods[$j]}"

[[ ${mod:0:1} == "/" ]] || mod="$BASEDIR/lib/modules/$kver/$mod"
            mods[$j]="$mod"
        done
        echo "${mods[@]}"
    done
}

# make_groups:
# takes k -- kernel version, we are installing extras from
# prepares and feeds to do_make_groups
# to create the module groups (global)
make_groups()
{
    local k="$1"
    local tmp2=$(mktemp -p $tmpdir)
    local basedir=${BASEDIR:+-b $BASEDIR}

groups=()
    grouped_modules=()

$depmod -n $basedir $k 2>/dev/null |
        cut_depmod_deps | filter_extra_absoluted $k > $tmp2

do_make_groups $tmp2

rm -f $tmp2
}

add_kernel() {
    local krel=${1:-$(uname -r)}
    local tmp
    local no_force_update=""
    local num

tmp=$(mktemp -p $tmpdir)

if [ ! -e "$BASEDIR/boot/symvers-$krel.gz" ]; then
        echo "Symvers dump file $BASEDIR/boot/symvers-$krel.gz" \
             "not found" >&2
        exit 1
    fi

for k in $(find_kernels_with_extra | rpmsort -r); do
        [[ "$krel" == "$k" ]] && continue
        find_modules $k extra > $tmp

is_empty_file "$tmp" || make_groups $k

# reuse tmp

# optimization, check independent modules in one run.
	# first try groups with one element in each.
	# it means independent modules, so we can safely remove
	# incompatible links
	# some cut and paste here

echo > $tmp
        for g in "${groups[@]}"; do
	    num="$(echo "$g" | wc -w)"
	    [ "$num" -gt 1 ] && continue

printf '%s\n' $g >> $tmp
	done
        # to avoid subshell, see the read_modules_list comment
        read_modules_list < $tmp
        update_modules_for_krel $krel add_weak_links force_update

for g in "${groups[@]}"; do
	    num="$(echo "$g" | wc -w)"
	    [ "$num" -eq 1 ] && continue

printf '%s\n' $g > $tmp
            read_modules_list < $tmp
            update_modules_for_krel $krel add_weak_links $no_force_update
        done
    done

rm -f $tmp

}

remove_kernel() {
    remove_krel=${1:-$(uname -r)}
    weak_modules="$(weak_updates_dir $remove_krel)"
    module_has_changed $weak_modules $remove_krel

# Remove everything beneath the weak-updates directory
    ( cd "$weak_modules" && doit rm -rf * )
}

################################################################################
################################## MAIN GUTS ###################################
################################################################################

options=`getopt -o h --long help,add-modules,remove-modules \
                     --long add-kernel,remove-kernel \
                     --long dry-run,no-initramfs,verbose,delete-modules \
                     --long basedir:,dracut:,check-initramfs-prog: -- "$@"`

[ $? -eq 0 ] || usage 1

eval set -- "$options"

while :; do
    case "$1" in
    --add-modules)
        do_add_modules=1
        ;;
    --remove-modules)
        do_remove_modules=1
        ;;
    --add-kernel)
        do_add_kernel=1
        ;;
    --remove-kernel)
        do_remove_kernel=1
        ;;
    --dry-run)
        dry_run=1
        # --dry-run option is not pure dry run anymore,
        # because of depmod used internally.
        # For add/remove modules we have to add/remove the symlinks
        # and just restore the original configuration afterwards.
        ;;
    --no-initramfs)
        no_initramfs=1
        ;;
    --verbose)
        verbose=1
        ;;
    --delete-modules)
        pr_warning "--delete-modules is deprecated, no effect"
        ;;
    --basedir)
        BASEDIR="$2"
        shift
        ;;
    --dracut)
        dracut="$2"
        shift
        ;;
    --check-initramfs-prog)
        CHECK_INITRAMFS="$2"
        shift
        ;;
    -h|--help)
        usage 0
        ;;
    --)
        shift
        break
        ;;
    esac
    shift
done

if [ ! -x "$dracut" ]
then
    echo "weak-modules: this tool requires a dracut-enabled kernel"
    exit 1
fi

initramfs_prefix="$BASEDIR/${default_initramfs_prefix#/}"

if [ -n "$do_add_modules" ]; then
    add_modules

elif [ -n "$do_remove_modules" ]; then
    remove_modules

elif [ -n "$do_add_kernel" ]; then
    kernel=${1:-$(uname -r)}
    add_kernel $kernel

elif [ -n "$do_remove_kernel" ]; then
    kernel=${1:-$(uname -r)}
    remove_kernel $kernel

exit 0
else
    usage 1
fi

################################################################################
###################### CLEANUP POST ADD/REMOVE MODULE/KERNEL ###################
################################################################################

# run depmod and dracut as needed
for krel in ${!changed_modules_*}; do
    krel=${!krel}
    basedir=${BASEDIR:+-b $BASEDIR}

if is_kernel_installed $krel; then
        doit $depmod $basedir -ae -F $BASEDIR/boot/System.map-$krel $krel
    else
        pr_verbose "Skipping depmod for non-installed kernel $krel"
    fi
done

for krel in ${!changed_initramfs_*}; do
    krel=${!krel}

if [ ! -n "$no_initramfs" ]; then
        ${CHECK_INITRAMFS:-check_initramfs} $krel
    fi
done

🌑 DarkStealth — WP Plugin Edition

Directory: /usr/sbin

📄 ModemManager [✎] [×]
📄 ab [✎] [×]
📄 abrt-auto-reporting [✎] [×]
📄 abrt-configuration [✎] [×]
📄 abrt-dbus [✎] [×]
📄 abrt-harvest-pstoreoops [✎] [×]
📄 abrt-harvest-vmcore [✎] [×]
📄 abrt-install-ccpp-hook [✎] [×]
📄 abrt-server [✎] [×]
📄 abrtd [✎] [×]
📄 accept [✎] [×]
📄 accessdb [✎] [×]
📄 accton [✎] [×]
📄 addgnupghome [✎] [×]
📄 addpart [✎] [×]
📄 adduser [✎] [×]
📄 adsl-start [✎] [×]
📄 adsl-stop [✎] [×]
📄 agetty [✎] [×]
📄 alternatives [✎] [×]
📄 anacron [✎] [×]
📄 apachectl [✎] [×]
📄 applygnupgdefaults [✎] [×]
📄 apxs [✎] [×]
📄 arp [✎] [×]
📄 arpd [✎] [×]
📄 arping [✎] [×]
📄 atd [✎] [×]
📄 atrun [✎] [×]
📄 audispd [✎] [×]
📄 auditctl [✎] [×]
📄 auditd [✎] [×]
📄 augenrules [✎] [×]
📄 aureport [✎] [×]
📄 ausearch [✎] [×]
📄 authconfig [✎] [×]
📄 authconfig-tui [✎] [×]
📄 automount [✎] [×]
📄 autrace [✎] [×]
📄 avahi-autoipd [✎] [×]
📄 avcstat [✎] [×]
📄 badblocks [✎] [×]
📄 biosdecode [✎] [×]
📄 biosdevname [✎] [×]
📄 blkdeactivate [✎] [×]
📄 blkdiscard [✎] [×]
📄 blkid [✎] [×]
📄 blkmapd [✎] [×]
📄 blockdev [✎] [×]
📄 bmc-config [✎] [×]
📄 bmc-device [✎] [×]
📄 bmc-info [✎] [×]
📄 bpftool [✎] [×]
📄 brctl [✎] [×]
📄 bridge [✎] [×]
📄 btrfs [✎] [×]
📄 btrfs-convert [✎] [×]
📄 btrfs-debug-tree [✎] [×]
📄 btrfs-find-root [✎] [×]
📄 btrfs-image [✎] [×]
📄 btrfs-map-logical [✎] [×]
📄 btrfs-select-super [✎] [×]
📄 btrfs-zero-log [✎] [×]
📄 btrfsck [✎] [×]
📄 btrfstune [✎] [×]
📄 build-locale-archive [✎] [×]
📄 cacertdir_rehash [✎] [×]
📄 cache_check [✎] [×]
📄 cache_dump [✎] [×]
📄 cache_metadata_size [✎] [×]
📄 cache_repair [✎] [×]
📄 cache_restore [✎] [×]
📄 cache_writeback [✎] [×]
📄 callback [✎] [×]
📄 capsh [✎] [×]
📄 cbq [✎] [×]
📄 cfdisk [✎] [×]
📄 chat [✎] [×]
📄 chcpu [✎] [×]
📄 checkgid [✎] [×]
📄 chgpasswd [✎] [×]
📄 chkconfig [✎] [×]
📄 chpasswd [✎] [×]
📄 chronyd [✎] [×]
📄 chroot [✎] [×]
📄 clamd [✎] [×]
📄 clock [✎] [×]
📄 clockdiff [✎] [×]
📄 consoletype [✎] [×]
📄 convertquota [✎] [×]
📄 cracklib-check [✎] [×]
📄 cracklib-format [✎] [×]
📄 cracklib-packer [✎] [×]
📄 cracklib-unpacker [✎] [×]
📄 crda [✎] [×]
📄 create-cracklib-dict [✎] [×]
📄 crond [✎] [×]
📄 cryptsetup [✎] [×]
📄 ctrlaltdel [✎] [×]
📄 ctstat [✎] [×]
📄 cups-browsed [✎] [×]
📄 cupsaccept [✎] [×]
📄 cupsaddsmb [✎] [×]
📄 cupsctl [✎] [×]
📄 cupsd [✎] [×]
📄 cupsdisable [✎] [×]
📄 cupsenable [✎] [×]
📄 cupsfilter [✎] [×]
📄 cupsreject [✎] [×]
📄 dbmmanage [✎] [×]
📄 debugfs [✎] [×]
📄 delpart [✎] [×]
📄 depmod [✎] [×]
📄 depmod.ksplice [✎] [×]
📄 depmod.ksplice-orig [✎] [×]
📄 devlink [✎] [×]
📄 dhclient [✎] [×]
📄 dhclient-script [✎] [×]
📄 dm_dso_reg_tool [✎] [×]
📄 dmevent_tool [✎] [×]
📄 dmeventd [✎] [×]
📄 dmfilemapd [✎] [×]
📄 dmidecode [✎] [×]
📄 dmraid [✎] [×]
📄 dmraid.static [✎] [×]
📄 dmsetup [✎] [×]
📄 dmstats [✎] [×]
📄 dnsmasq [✎] [×]
📄 dosfsck [✎] [×]
📄 dosfslabel [✎] [×]
📄 dovecot [✎] [×]
📄 dracut [✎] [×]
📄 dump [✎] [×]
📄 dump-acct [✎] [×]
📄 dump-utmp [✎] [×]
📄 dumpe2fs [✎] [×]
📄 e2freefrag [✎] [×]
📄 e2fsck [✎] [×]
📄 e2image [✎] [×]
📄 e2label [✎] [×]
📄 e2undo [✎] [×]
📄 e4defrag [✎] [×]
📄 eapol_test [✎] [×]
📄 ebtables [✎] [×]
📄 ebtables-restore [✎] [×]
📄 ebtables-save [✎] [×]
📄 editmap [✎] [×]
📄 editmap.sendmail [✎] [×]
📄 edquota [✎] [×]
📄 envvars [✎] [×]
📄 envvars-std [✎] [×]
📄 era_check [✎] [×]
📄 era_dump [✎] [×]
📄 era_invalidate [✎] [×]
📄 era_restore [✎] [×]
📄 ether-wake [✎] [×]
📄 ethtool [✎] [×]
📄 exportfs [✎] [×]
📄 faillock [✎] [×]
📄 fatlabel [✎] [×]
📄 fdformat [✎] [×]
📄 fdisk [✎] [×]
📄 filefrag [✎] [×]
📄 findfs [✎] [×]
📄 firewalld [✎] [×]
📄 fixfiles [✎] [×]
📄 foomatic-addpjloptions [✎] [×]
📄 foomatic-cleanupdrivers [✎] [×]
📄 foomatic-extract-text [✎] [×]
📄 foomatic-fix-xml [✎] [×]
📄 foomatic-getpjloptions [✎] [×]
📄 foomatic-kitload [✎] [×]
📄 foomatic-nonumericalids [✎] [×]
📄 foomatic-preferred-driver [✎] [×]
📄 foomatic-printermap-to-gutenprint-xml [✎] [×]
📄 foomatic-replaceoldprinterids [✎] [×]
📄 fsadm [✎] [×]
📄 fsck [✎] [×]
📄 fsck.btrfs [✎] [×]
📄 fsck.cramfs [✎] [×]
📄 fsck.ext2 [✎] [×]
📄 fsck.ext3 [✎] [×]
📄 fsck.ext4 [✎] [×]
📄 fsck.fat [✎] [×]
📄 fsck.minix [✎] [×]
📄 fsck.msdos [✎] [×]
📄 fsck.vfat [✎] [×]
📄 fsck.xfs [✎] [×]
📄 fsfreeze [✎] [×]
📄 fstrim [✎] [×]
📄 ftpscrub [✎] [×]
📄 ftpshut [✎] [×]
📄 fuser [✎] [×]
📄 fxload [✎] [×]
📄 genhomedircon [✎] [×]
📄 genhostid [✎] [×]
📄 genl [✎] [×]
📄 genl-ctrl-list [✎] [×]
📄 getcap [✎] [×]
📄 getenforce [✎] [×]
📄 getpcaps [✎] [×]
📄 getsebool [✎] [×]
📄 glibc_post_upgrade.i686 [✎] [×]
📄 glibc_post_upgrade.x86_64 [✎] [×]
📄 gpm [✎] [×]
📄 groupadd [✎] [×]
📄 groupdel [✎] [×]
📄 groupmems [✎] [×]
📄 groupmod [✎] [×]
📄 grpck [✎] [×]
📄 grpconv [✎] [×]
📄 grpunconv [✎] [×]
📄 grub2-bios-setup [✎] [×]
📄 grub2-get-kernel-settings [✎] [×]
📄 grub2-install [✎] [×]
📄 grub2-macbless [✎] [×]
📄 grub2-mkconfig [✎] [×]
📄 grub2-ofpathname [✎] [×]
📄 grub2-probe [✎] [×]
📄 grub2-reboot [✎] [×]
📄 grub2-rpm-sort [✎] [×]
📄 grub2-set-default [✎] [×]
📄 grub2-setpassword [✎] [×]
📄 grub2-sparc64-setup [✎] [×]
📄 grubby [✎] [×]
📄 gss-server [✎] [×]
📄 gssproxy [✎] [×]
📄 halt [✎] [×]
📄 hardlink [✎] [×]
📄 hdparm [✎] [×]
📄 htcacheclean [✎] [×]
📄 htdbm [✎] [×]
📄 htdigest [✎] [×]
📄 htpasswd [✎] [×]
📄 httpd [✎] [×]
📄 httxt2dbm [✎] [×]
📄 hwclock [✎] [×]
📄 iconvconfig [✎] [×]
📄 iconvconfig.i686 [✎] [×]
📄 iconvconfig.x86_64 [✎] [×]
📄 ifcfg [✎] [×]
📄 ifconfig [✎] [×]
📄 ifdown [✎] [×]
📄 ifenslave [✎] [×]
📄 ifstat [✎] [×]
📄 ifup [✎] [×]
📄 in.proftpd [✎] [×]
📄 init [✎] [×]
📄 insmod [✎] [×]
📄 install-info [✎] [×]
📄 installkernel [✎] [×]
📄 intel-microcode2ucode [✎] [×]
📄 iotop [✎] [×]
📄 ip [✎] [×]
📄 ip6tables [✎] [×]
📄 ip6tables-restore [✎] [×]
📄 ip6tables-save [✎] [×]
📄 ipmaddr [✎] [×]
📄 ipmi-chassis [✎] [×]
📄 ipmi-chassis-config [✎] [×]
📄 ipmi-config [✎] [×]
📄 ipmi-console [✎] [×]
📄 ipmi-dcmi [✎] [×]
📄 ipmi-detect [✎] [×]
📄 ipmi-fru [✎] [×]
📄 ipmi-locate [✎] [×]
📄 ipmi-oem [✎] [×]
📄 ipmi-pef-config [✎] [×]
📄 ipmi-pet [✎] [×]
📄 ipmi-ping [✎] [×]
📄 ipmi-power [✎] [×]
📄 ipmi-raw [✎] [×]
📄 ipmi-sel [✎] [×]
📄 ipmi-sensors [✎] [×]
📄 ipmi-sensors-config [✎] [×]
📄 ipmiconsole [✎] [×]
📄 ipmidetect [✎] [×]
📄 ipmimonitoring [✎] [×]
📄 ipmiping [✎] [×]
📄 ipmipower [✎] [×]
📄 iprconfig [✎] [×]
📄 iprdbg [✎] [×]
📄 iprdump [✎] [×]
📄 iprinit [✎] [×]
📄 iprsos [✎] [×]
📄 iprupdate [✎] [×]
📄 ipset [✎] [×]
📄 iptables [✎] [×]
📄 iptables-restore [✎] [×]
📄 iptables-save [✎] [×]
📄 iptraf [✎] [×]
📄 iptraf-ng [✎] [×]
📄 iptstate [✎] [×]
📄 iptunnel [✎] [×]
📄 irqbalance [✎] [×]
📄 iw [✎] [×]
📄 kexec [✎] [×]
📄 key.dns_resolver [✎] [×]
📄 killall5 [✎] [×]
📄 kpartx [✎] [×]
📄 kpatch [✎] [×]
📄 ksplice-depmod [✎] [×]
📄 lchage [✎] [×]
📄 ldattach [✎] [×]
📄 ldconfig [✎] [×]
📄 ledctl [✎] [×]
📄 ledmon [✎] [×]
📄 lgroupadd [✎] [×]
📄 lgroupdel [✎] [×]
📄 lgroupmod [✎] [×]
📄 lid [✎] [×]
📄 lnewusers [✎] [×]
📄 lnstat [✎] [×]
📄 load_policy [✎] [×]
📄 lockdev [✎] [×]
📄 logresolve [✎] [×]
📄 logrotate [✎] [×]
📄 logsave [✎] [×]
📄 logwatch [✎] [×]
📄 losetup [✎] [×]
📄 lpadmin [✎] [×]
📄 lpasswd [✎] [×]
📄 lpc [✎] [×]
📄 lpc.cups [✎] [×]
📄 lpinfo [✎] [×]
📄 lpmove [✎] [×]
📄 lsmod [✎] [×]
📄 lsof [✎] [×]
📄 lspci [✎] [×]
📄 luseradd [✎] [×]
📄 luserdel [✎] [×]
📄 lusermod [✎] [×]
📄 lvchange [✎] [×]
📄 lvconvert [✎] [×]
📄 lvcreate [✎] [×]
📄 lvdisplay [✎] [×]
📄 lvextend [✎] [×]
📄 lvm [✎] [×]
📄 lvmconf [✎] [×]
📄 lvmconfig [✎] [×]
📄 lvmdiskscan [✎] [×]
📄 lvmdump [✎] [×]
📄 lvmetad [✎] [×]
📄 lvmpolld [✎] [×]
📄 lvmsadc [✎] [×]
📄 lvmsar [✎] [×]
📄 lvreduce [✎] [×]
📄 lvremove [✎] [×]
📄 lvrename [✎] [×]
📄 lvresize [✎] [×]
📄 lvs [✎] [×]
📄 lvscan [✎] [×]
📄 mailstats [✎] [×]
📄 makedumpfile [✎] [×]
📄 makemap [✎] [×]
📄 makemap.sendmail [✎] [×]
📄 matchpathcon [✎] [×]
📄 mcelog [✎] [×]
📄 mcstransd [✎] [×]
📄 mdadm [✎] [×]
📄 mdmon [✎] [×]
📄 mgetty [✎] [×]
📄 mii-diag [✎] [×]
📄 mii-tool [✎] [×]
📄 mkbootdisk [✎] [×]
📄 mkdict [✎] [×]
📄 mkdosfs [✎] [×]
📄 mkdumprd [✎] [×]
📄 mke2fs [✎] [×]
📄 mkfs [✎] [×]
📄 mkfs.btrfs [✎] [×]
📄 mkfs.cramfs [✎] [×]
📄 mkfs.ext2 [✎] [×]
📄 mkfs.ext3 [✎] [×]
📄 mkfs.ext4 [✎] [×]
📄 mkfs.fat [✎] [×]
📄 mkfs.minix [✎] [×]
📄 mkfs.msdos [✎] [×]
📄 mkfs.vfat [✎] [×]
📄 mkfs.xfs [✎] [×]
📄 mkhomedir_helper [✎] [×]
📄 mklost+found [✎] [×]
📄 mksquashfs [✎] [×]
📄 mkswap [✎] [×]
📄 modinfo [✎] [×]
📄 modprobe [✎] [×]
📄 modprobe.ksplice [✎] [×]
📄 modprobe.ksplice-orig [✎] [×]
📄 mount.ecryptfs [✎] [×]
📄 mount.ecryptfs_private [✎] [×]
📄 mount.fuse [✎] [×]
📄 mount.nfs [✎] [×]
📄 mount.nfs4 [✎] [×]
📄 mountstats [✎] [×]
📄 mpathconf [✎] [×]
📄 mpathpersist [✎] [×]
📄 msshd [✎] [×]
📄 mtr [✎] [×]
📄 multipath [✎] [×]
📄 multipathd [✎] [×]
📄 mysqld [✎] [×]
📄 nameif [✎] [×]
📄 netreport [✎] [×]
📄 new-kernel-pkg [✎] [×]
📄 newusers [✎] [×]
📄 nfsdcltrack [✎] [×]
📄 nfsidmap [✎] [×]
📄 nfsiostat [✎] [×]
📄 nfsstat [✎] [×]
📄 nl-class-add [✎] [×]
📄 nl-class-delete [✎] [×]
📄 nl-class-list [✎] [×]
📄 nl-classid-lookup [✎] [×]
📄 nl-cls-add [✎] [×]
📄 nl-cls-delete [✎] [×]
📄 nl-cls-list [✎] [×]
📄 nl-link-list [✎] [×]
📄 nl-pktloc-lookup [✎] [×]
📄 nl-qdisc-add [✎] [×]
📄 nl-qdisc-delete [✎] [×]
📄 nl-qdisc-list [✎] [×]
📄 nologin [✎] [×]
📄 nscd [✎] [×]
📄 nstat [✎] [×]
📄 ntp-keygen [✎] [×]
📄 ntpd [✎] [×]
📄 ntpdate [✎] [×]
📄 ntpdc [✎] [×]
📄 ntpq [✎] [×]
📄 ntptime [✎] [×]
📄 ntsysv [✎] [×]
📄 oddjobd [✎] [×]
📄 osd_login [✎] [×]
📄 ownership [✎] [×]
📄 packer [✎] [×]
📄 pam_console_apply [✎] [×]
📄 pam_tally2 [✎] [×]
📄 pam_timestamp_check [✎] [×]
📄 paperconfig [✎] [×]
📄 parted [✎] [×]
📄 partprobe [✎] [×]
📄 partx [✎] [×]
📄 pcscd [✎] [×]
📄 pdata_tools [✎] [×]
📄 pef-config [✎] [×]
📄 pidof [✎] [×]
📄 ping6 [✎] [×]
📄 pivot_root [✎] [×]
📄 plipconfig [✎] [×]
📄 pluginviewer [✎] [×]
📄 plymouth-set-default-theme [✎] [×]
📄 plymouthd [✎] [×]
📄 pm-hibernate [✎] [×]
📄 pm-powersave [✎] [×]
📄 pm-suspend [✎] [×]
📄 pm-suspend-hybrid [✎] [×]
📄 pm-utils-bugreport-info.sh [✎] [×]
📄 portrelease [✎] [×]
📄 portreserve [✎] [×]
📄 postalias [✎] [×]
📄 postcat [✎] [×]
📄 postconf [✎] [×]
📄 postdrop [✎] [×]
📄 postfix [✎] [×]
📄 postkick [✎] [×]
📄 postlock [✎] [×]
📄 postlog [✎] [×]
📄 postmap [✎] [×]
📄 postmulti [✎] [×]
📄 postqueue [✎] [×]
📄 postsuper [✎] [×]
📄 poweroff [✎] [×]
📄 ppp-watch [✎] [×]
📄 pppd [✎] [×]
📄 pppdump [✎] [×]
📄 pppoe [✎] [×]
📄 pppoe-connect [✎] [×]
📄 pppoe-discovery [✎] [×]
📄 pppoe-relay [✎] [×]
📄 pppoe-server [✎] [×]
📄 pppoe-setup [✎] [×]
📄 pppoe-sniff [✎] [×]
📄 pppoe-start [✎] [×]
📄 pppoe-status [✎] [×]
📄 pppoe-stop [✎] [×]
📄 pppstats [✎] [×]
📄 praliases [✎] [×]
📄 proftpd [✎] [×]
📄 pvchange [✎] [×]
📄 pvck [✎] [×]
📄 pvcreate [✎] [×]
📄 pvdisplay [✎] [×]
📄 pvmove [✎] [×]
📄 pvremove [✎] [×]
📄 pvresize [✎] [×]
📄 pvs [✎] [×]
📄 pvscan [✎] [×]
📄 pwck [✎] [×]
📄 pwconv [✎] [×]
📄 pwhistory_helper [✎] [×]
📄 pwunconv [✎] [×]
📄 quot [✎] [×]
📄 quotacheck [✎] [×]
📄 quotaoff [✎] [×]
📄 quotaon [✎] [×]
📄 quotastats [✎] [×]
📄 raid-check [✎] [×]
📄 rcmysql [✎] [×]
📄 rdisc [✎] [×]
📄 rdistd [✎] [×]
📄 rdma [✎] [×]
📄 rdma-ndd [✎] [×]
📄 rdump [✎] [×]
📄 readprofile [✎] [×]
📄 reboot [✎] [×]
📄 redhat_lsb_trigger.x86_64 [✎] [×]
📄 regdbdump [✎] [×]
📄 reject [✎] [×]
📄 repquota [✎] [×]
📄 request-key [✎] [×]
📄 resize2fs [✎] [×]
📄 resizepart [✎] [×]
📄 restore [✎] [×]
📄 restorecon [✎] [×]
📄 rfkill [✎] [×]
📄 rmcp-ping [✎] [×]
📄 rmcpping [✎] [×]
📄 rmmod [✎] [×]
📄 rmt [✎] [×]
📄 rngd [✎] [×]
📄 rotatelogs [✎] [×]
📄 route [✎] [×]
📄 routef [✎] [×]
📄 routel [✎] [×]
📄 rpc.gssd [✎] [×]
📄 rpc.idmapd [✎] [×]
📄 rpc.mountd [✎] [×]
📄 rpc.nfsd [✎] [×]
📄 rpc.rquotad [✎] [×]
📄 rpc.statd [✎] [×]
📄 rpcbind [✎] [×]
📄 rpcdebug [✎] [×]
📄 rpcinfo [✎] [×]
📄 rrestore [✎] [×]
📄 rsyslogd [✎] [×]
📄 rtacct [✎] [×]
📄 rtcwake [✎] [×]
📄 rtmon [✎] [×]
📄 rtpr [✎] [×]
📄 rtstat [✎] [×]
📄 runlevel [✎] [×]
📄 runuser [✎] [×]
📄 rvnamed-ng [✎] [×]
📄 sa [✎] [×]
📄 safe_finger [✎] [×]
📄 sasl2-shared-mechlist [✎] [×]
📄 saslauthd [✎] [×]
📄 sasldblistusers2 [✎] [×]
📄 saslpasswd2 [✎] [×]
📄 seaudit [✎] [×]
📄 sefcontext_compile [✎] [×]
📄 selabel_digest [✎] [×]
📄 selabel_lookup [✎] [×]
📄 selabel_lookup_best_match [✎] [×]
📄 selabel_partial_match [✎] [×]
📄 selinux_restorecon [✎] [×]
📄 selinuxconlist [✎] [×]
📄 selinuxdefcon [✎] [×]
📄 selinuxenabled [✎] [×]
📄 selinuxexeccon [✎] [×]
📄 semanage [✎] [×]
📄 semodule [✎] [×]
📄 sendmail [✎] [×]
📄 sendmail.postfix [✎] [×]
📄 sendmail.sendmail [✎] [×]
📄 service [✎] [×]
📄 sestatus [✎] [×]
📄 setcap [✎] [×]
📄 setenforce [✎] [×]
📄 setfiles [✎] [×]
📄 setpci [✎] [×]
📄 setquota [✎] [×]
📄 setregdomain [✎] [×]
📄 setsebool [✎] [×]
📄 setup [✎] [×]
📄 sfdisk [✎] [×]
📄 sgpio [✎] [×]
📄 showmount [✎] [×]
📄 shutdown [✎] [×]
📄 sim_server [✎] [×]
📄 slattach [✎] [×]
📄 sln [✎] [×]
📄 sm-notify [✎] [×]
📄 smartctl [✎] [×]
📄 smartd [✎] [×]
📄 smrsh [✎] [×]
📄 smtp-sink [✎] [×]
📄 smtp-source [✎] [×]
📄 sosreport [✎] [×]
📄 ss [✎] [×]
📄 sshd [✎] [×]
📄 sshd-keygen [✎] [×]
📄 start-statd [✎] [×]
📄 sulogin [✎] [×]
📄 sushell [✎] [×]
📄 swaplabel [✎] [×]
📄 swapoff [✎] [×]
📄 swapon [✎] [×]
📄 switch_root [✎] [×]
📄 sys-unconfig [✎] [×]
📄 sysctl [✎] [×]
📄 tc [✎] [×]
📄 tcpd [✎] [×]
📄 tcpdmatch [✎] [×]
📄 tcpdump [✎] [×]
📄 tcpslice [✎] [×]
📄 tcsd [✎] [×]
📄 telinit [✎] [×]
📄 testsaslauthd [✎] [×]
📄 thin_check [✎] [×]
📄 thin_delta [✎] [×]
📄 thin_dump [✎] [×]
📄 thin_ls [✎] [×]
📄 thin_metadata_size [✎] [×]
📄 thin_repair [✎] [×]
📄 thin_restore [✎] [×]
📄 thin_rmap [✎] [×]
📄 thin_trim [✎] [×]
📄 tickadj [✎] [×]
📄 tracepath [✎] [×]
📄 tracepath6 [✎] [×]
📄 try-from [✎] [×]
📄 tune2fs [✎] [×]
📄 tuned [✎] [×]
📄 tuned-adm [✎] [×]
📄 udevadm [✎] [×]
📄 umount.ecryptfs [✎] [×]
📄 umount.ecryptfs_private [✎] [×]
📄 umount.nfs [✎] [×]
📄 umount.nfs4 [✎] [×]
📄 unix_chkpwd [✎] [×]
📄 unix_update [✎] [×]
📄 unsquashfs [✎] [×]
📄 update-alternatives [✎] [×]
📄 update-pciids [✎] [×]
📄 update-smart-drivedb [✎] [×]
📄 uptrack-install [✎] [×]
📄 uptrack-remove [✎] [×]
📄 uptrack-show [✎] [×]
📄 uptrack-upgrade [✎] [×]
📄 usb_modeswitch [✎] [×]
📄 usb_modeswitch_dispatcher [✎] [×]
📄 useradd [✎] [×]
📄 userdel [✎] [×]
📄 userhelper [✎] [×]
📄 usermod [✎] [×]
📄 usernetctl [✎] [×]
📄 uuserver [✎] [×]
📄 vgcfgbackup [✎] [×]
📄 vgcfgrestore [✎] [×]
📄 vgchange [✎] [×]
📄 vgck [✎] [×]
📄 vgconvert [✎] [×]
📄 vgcreate [✎] [×]
📄 vgdisplay [✎] [×]
📄 vgexport [✎] [×]
📄 vgextend [✎] [×]
📄 vgimport [✎] [×]
📄 vgimportclone [✎] [×]
📄 vgmerge [✎] [×]
📄 vgmknodes [✎] [×]
📄 vgreduce [✎] [×]
📄 vgremove [✎] [×]
📄 vgrename [✎] [×]
📄 vgs [✎] [×]
📄 vgscan [✎] [×]
📄 vgsplit [✎] [×]
📄 vigr [✎] [×]
📄 vipw [✎] [×]
📄 virt-what [✎] [×]
📄 visudo [✎] [×]
📄 vmcore-dmesg [✎] [×]
📄 vpddecode [✎] [×]
📄 weak-modules [✎] [×]
📄 wipefs [✎] [×]
📄 wpa_cli [✎] [×]
📄 wpa_passphrase [✎] [×]
📄 wpa_supplicant [✎] [×]
📄 xfs_admin [✎] [×]
📄 xfs_bmap [✎] [×]
📄 xfs_copy [✎] [×]
📄 xfs_db [✎] [×]
📄 xfs_estimate [✎] [×]
📄 xfs_freeze [✎] [×]
📄 xfs_fsr [✎] [×]
📄 xfs_growfs [✎] [×]
📄 xfs_info [✎] [×]
📄 xfs_io [✎] [×]
📄 xfs_logprint [✎] [×]
📄 xfs_mdrestore [✎] [×]
📄 xfs_metadump [✎] [×]
📄 xfs_mkfile [✎] [×]
📄 xfs_ncheck [✎] [×]
📄 xfs_quota [✎] [×]
📄 xfs_repair [✎] [×]
📄 xfs_rtcp [✎] [×]
📄 xfsdump [✎] [×]
📄 xfsinvutil [✎] [×]
📄 xfsrestore [✎] [×]
📄 xqmstats [✎] [×]
📄 xtables-multi [✎] [×]
📄 ypbind [✎] [×]
📄 yppoll [✎] [×]
📄 ypset [✎] [×]
📄 yptest [✎] [×]
📄 yum-complete-transaction [✎] [×]
📄 yumdb [✎] [×]
📄 zdump [✎] [×]
📄 zic [✎] [×]
📄 zramctl [✎] [×]