✏️ Editing: dhclient-script

#!/bin/bash
#
# dhclient-script: Network interface configuration script run by
#                  dhclient based on DHCP client communication
#
# Copyright (C) 2008-2014  Red Hat, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
# Author(s): David Cantrell <dcantrell@redhat.com>
#            Jiri Popelka <jpopelka@redhat.com>
#
# ----------
# This script is a rewrite/reworking on dhclient-script originally
# included as part of dhcp-970306:
# dhclient-script for Linux. Dan Halbert, March, 1997.
# Updated for Linux 2.[12] by Brian J. Murrell, January 1999.
# Modified by David Cantrell <dcantrell@redhat.com> for Fedora and RHEL
# ----------
#

PATH=/bin:/usr/bin:/sbin
# scripts in dhclient.d/ use $SAVEDIR (#833054)
SAVEDIR=/var/lib/dhclient

LOGFACILITY="local7"
LOGLEVEL="notice"

ETCDIR="/etc/dhcp"

logmessage() {
    msg="${1}"
    logger -p ${LOGFACILITY}.${LOGLEVEL} -t "NET" "dhclient: ${msg}"
}

eventually_add_hostnames_domain_to_search() {
# For the case when hostname for this machine has a domain that is not in domain_search list
# 1) get a hostname with `ipcalc --hostname` or `hostname`
# 2) get the domain from this hostname
# 3) add this domain to search line in resolv.conf if it's not already
#    there (domain list that we have recently added there is a parameter of this function)
# We can't do this directly when generating resolv.conf in make_resolv_conf(), because
# we need to first save the resolv.conf with obtained values before we can call `ipcalc --hostname`.
# See bug 637763
    search="${1}"
    if need_hostname; then
        status=1
        OLD_HOSTNAME=${HOSTNAME}
        if [ -n "${new_ip_address}" ]; then
            eval $(/bin/ipcalc --silent --hostname ${new_ip_address} ; echo "status=$?")
        elif [ -n "${new_ip6_address}" ]; then
            eval $(/bin/ipcalc --silent --hostname ${new_ip6_address} ; echo "status=$?")
        fi

if [ ${status} -eq 0 ]; then
            domain=$(echo $HOSTNAME | cut -s -d "." -f 2-)
        fi
        HOSTNAME=${OLD_HOSTNAME}
    else
          domain=$(hostname 2>/dev/null | cut -s -d "." -f 2-)
    fi

if [ -n "${domain}" ] &&
       [ ! "${domain}" = "localdomain" ] &&
       [ ! "${domain}" = "localdomain6" ] &&
       [ ! "${domain}" = "(none)" ] &&
       [[ ! "${domain}" = *\ * ]]; then
       is_in="false"
       for s in ${search}; do
           if [ "${s}" = "${domain}" ] ||
              [ "${s}" = "${domain}." ]; then
              is_in="true"
           fi
       done

if [ "${is_in}" = "false" ]; then
          # Add domain name to search list (#637763)
          sed -i -e "s/${search}/${search} ${domain}/" /etc/resolv.conf
       fi
    fi
}

make_resolv_conf() {
    [ "${PEERDNS}" = "no" ] && return

if [ "${reason}" = "RENEW" ] &&
       [ "${new_domain_name}" = "${old_domain_name}" ] &&
       [ "${new_domain_name_servers}" = "${old_domain_name_servers}" ]; then
        return
    fi

if [ -n "${new_domain_name}" ] ||
       [ -n "${new_domain_name_servers}" ] ||
       [ -n "${new_domain_search}" ]; then
        rscf="$(mktemp ${TMPDIR:-/tmp}/XXXXXX)"
        [[ -z "${rscf}" ]] && return
        echo "; generated by /usr/sbin/dhclient-script" > ${rscf}

if [ -n "${SEARCH}" ]; then
            search="${SEARCH}"
        else
            if [ -n "${new_domain_search}" ]; then
                # Remove instaces of \032 (#450042)
                search="${new_domain_search//\\032/ }"
            elif [ -n "${new_domain_name}" ]; then
                # Note that the DHCP 'Domain Name Option' is really just a domain
                # name, and that this practice of using the domain name option as
                # a search path is both nonstandard and deprecated.
                search="${new_domain_name}"
            fi
        fi

if [ -n "${search}" ]; then
            echo "search ${search}" >> $rscf
        fi

if [ -n "${RES_OPTIONS}" ]; then
            echo "options ${RES_OPTIONS}" >> ${rscf}
        fi

if [ -n "${new_domain_name_servers}" ]; then
            for nameserver in ${new_domain_name_servers} ; do
                echo "nameserver ${nameserver}" >> "${rscf}"
            done
        else # keep 'old' nameservers
            sed -n /^\w*[Nn][Aa][Mm][Ee][Ss][Ee][Rr][Vv][Ee][Rr]/p /etc/resolv.conf >> "${rscf}"
        fi

change_resolv_conf ${rscf}
        rm -f ${rscf}

if [ -n "${search}" ]; then
            eventually_add_hostnames_domain_to_search "${search}"
        fi
    elif [ -n "${new_dhcp6_name_servers}" ] ||
         [ -n "${new_dhcp6_domain_search}" ]; then
        rscf="$(mktemp ${TMPDIR:-/tmp}/XXXXXX)"
        [[ -z "${rscf}" ]] && return
        echo "; generated by /usr/sbin/dhclient-script" > ${rscf}

if [ -n "${SEARCH}" ]; then
            search="${SEARCH}"
        else
            if [ -n "${new_dhcp6_domain_search}" ]; then
                search="${new_dhcp6_domain_search//\\032/ }"
            fi
        fi

if [ -n "${search}" ]; then
            echo "search ${search}" >> $rscf
        fi

if [ -n "${RES_OPTIONS}" ]; then
            echo "options ${RES_OPTIONS}" >> ${rscf}
        fi

shopt -s nocasematch
        if [ -n "${new_dhcp6_name_servers}" ]; then
            for nameserver in ${new_dhcp6_name_servers} ; do
                # If the nameserver has a link-local address
                # add a <zone_id> (interface name) to it.
                if  [[ "$nameserver" =~ ^fe80:: ]]
                then
                    zone_id="%${interface}"
                else
                    zone_id=
                fi
                echo "nameserver ${nameserver}$zone_id" >> "${rscf}"
            done
        else # keep 'old' nameservers
            sed -n /^\w*[Nn][Aa][Mm][Ee][Ss][Ee][Rr][Vv][Ee][Rr]/p /etc/resolv.conf >> "${rscf}"
        fi
        shopt -u nocasematch

change_resolv_conf ${rscf}
        rm -f ${rscf}

if [ -n "${search}" ]; then
            eventually_add_hostnames_domain_to_search "${search}"
        fi
    fi
}

exit_with_hooks() {
    exit_status="${1}"

if [ -x ${ETCDIR}/dhclient-exit-hooks ]; then
        . ${ETCDIR}/dhclient-exit-hooks
    fi

if [ -d ${ETCDIR}/dhclient-exit-hooks.d ]; then
        for f in ${ETCDIR}/dhclient-exit-hooks.d/*.sh ; do
            if [ -x ${f} ]; then
                . ${f}
            fi
        done
    fi

exit ${exit_status}
}

quad2num() {
    if [ $# -eq 4 ]; then
        let n="${1} << 24 | ${2} << 16 | ${3} << 8 | ${4}"
        echo "${n}"
        return 0
    else
        echo "0"
        return 1
    fi
}

ip2num() {
    IFS="." quad2num ${1}
}

num2ip() {
    let n="${1}"
    let o1="(n >> 24) & 0xff"
    let o2="(n >> 16) & 0xff"
    let o3="(n >> 8) & 0xff"
    let o4="n & 0xff"
    echo "${o1}.${o2}.${o3}.${o4}"
}

get_network_address() {
# get network address for the given IP address and (netmask or prefix)
    ip="${1}"
    nm="${2}"

if [ -n "${ip}" -a -n "${nm}" ]; then
        if [[ "${nm}" = *.* ]]; then
            ipcalc -s -n ${ip} ${nm} | cut -d '=' -f 2
        else
            ipcalc -s -n ${ip}/${nm} | cut -d '=' -f 2
        fi
    fi
}

get_prefix() {
# get prefix for the given IP address and mask
    ip="${1}"
    nm="${2}"

if [ -n "${ip}" -a -n "${nm}" ]; then
        ipcalc -s -p ${ip} ${nm} | cut -d '=' -f 2
    fi
}

class_bits() {
    let ip=$(IFS='.' ip2num $1)
    let bits=32
    let mask='255'
    for ((i=0; i <= 3; i++, 'mask<<=8')); do
        let v='ip&mask'
        if [ "$v" -eq 0 ] ; then
             let bits-=8
        else
             break
        fi
    done
    echo $bits
}

is_router_reachable() {
    # handle DHCP servers that give us a router not on our subnet
    router="${1}"
    routersubnet="$(get_network_address ${router} ${new_subnet_mask})"
    mysubnet="$(get_network_address ${new_ip_address} ${new_subnet_mask})"

if [ ! "${routersubnet}" = "${mysubnet}" ]; then
        ip -4 route replace ${router}/32 dev ${interface}
        if [ "$?" -ne 0 ]; then
            logmessage "failed to create host route for ${router}"
            return 1
        fi
    fi

return 0
}

add_default_gateway() {
    router="${1}"

if is_router_reachable ${router} ; then
        metric=""
        if [ $# -gt 1 ] && [ ${2} -gt 0 ]; then
            metric="metric ${2}"
        fi
        ip -4 route replace default via ${router} dev ${interface} ${metric}
        if [ $? -ne 0 ]; then
            logmessage "failed to create default route: ${router} dev ${interface} ${metric}"
            return 1
        else
            return 0
        fi
    fi

return 1
}

execute_client_side_configuration_scripts() {
# execute any additional client side configuration scripts we have
    if [ "${1}" == "config" ] || [ "${1}" == "restore" ]; then
        for f in ${ETCDIR}/dhclient.d/*.sh ; do
            if [ -x ${f} ]; then
                subsystem="${f%.sh}"
                subsystem="${subsystem##*/}"
                . ${f}
                "${subsystem}_${1}"
            fi
        done
    fi
}

flush_dev() {
# Instead of bringing the interface down (#574568)
# explicitly clear the ARP cache and flush all addresses & routes.
    ip -4 addr flush dev ${1} >/dev/null 2>&1
    ip -4 route flush dev ${1} >/dev/null 2>&1
    ip -4 neigh flush dev ${1} >/dev/null 2>&1
}

dhconfig() {
    if [ -n "${old_ip_address}" ] && [ -n "${alias_ip_address}" ] &&
       [ ! "${alias_ip_address}" = "${old_ip_address}" ]; then
        # possible new alias, remove old alias first
        ip -4 addr del ${old_ip_address} dev ${interface} label ${interface}:0
    fi

if [ -n "${old_ip_address}" ] &&
       [ ! "${old_ip_address}" = "${new_ip_address}" ]; then
        # IP address changed. Delete all routes, and clear the ARP cache.
        flush_dev ${interface}
    fi

# make sure the interface is up
    ip link set dev ${interface} up

# replace = add if it doesn't exist or override (update lifetimes) if it's there
    ip -4 addr replace ${new_ip_address}/${new_prefix} broadcast ${new_broadcast_address} dev ${interface} \
       valid_lft ${new_dhcp_lease_time} preferred_lft ${new_dhcp_lease_time} >/dev/null 2>&1

if [ "${reason}" = "BOUND" ] || [ "${reason}" = "REBOOT" ] ||
       [ ! "${old_classless_static_routes}" = "${new_classless_static_routes}" ] ||
       [ ! "${old_static_routes}" = "${new_static_routes}" ] ||
       [ ! "${old_ip_address}" = "${new_ip_address}" ] ||
       [ ! "${old_subnet_mask}" = "${new_subnet_mask}" ] ||
       [ ! "${old_network_number}" = "${new_network_number}" ] ||
       [ ! "${old_broadcast_address}" = "${new_broadcast_address}" ] ||
       [ ! "${old_routers}" = "${new_routers}" ] ||
       [ ! "${old_interface_mtu}" = "${new_interface_mtu}" ]; then
        
        # The 576 MTU is only used for X.25 and dialup connections
        # where the admin wants low latency.  Such a low MTU can cause
        # problems with UDP traffic, among other things.  As such,
        # disallow MTUs from 576 and below by default, so that broken
        # MTUs are ignored, but higher stuff is allowed (1492, 1500, etc).
        if [ -n "${new_interface_mtu}" ] && [ ${new_interface_mtu} -gt 576 ]; then
            ip link set dev ${interface} mtu ${new_interface_mtu}
        fi

# Remove old static routes if no new static routes are provided
        if [ -n "${old_classless_static_routes}" ] ||
           [ -n "${old_static_routes}" ]; then
            remove_routes=0
            if [ -n "${old_classless_static_routes}" ]; then
                if [ -z "${new_classless_static_routes}" ]; then
                        IFS=', |' old_static_routes=(${old_classless_static_routes})
                        remove_routes=1
                fi
            else
                if [ -z "${new_static_routes}" ]; then
                        IFS=', |' old_static_routes=(${old_static_routes})
                        remove_routes=1
                fi
            fi
            if [ $remove_routes = "1" ] ; then
                for((i=0; i<${#old_static_routes[@]}; i+=2)); do
                    old_target=${old_static_routes[$i]}
                    old_prefix=$(echo ${old_target} | cut -d "." -f 1)
                    old_target=$(echo ${old_target} | cut -d "." -f 2-)
                    old_gateway=${old_static_routes[$i+1]}
                    ip -4 route del ${old_target}/${old_prefix} proto static via ${old_gateway} dev ${interface}
                done
            fi
        fi
        
        # static routes
        if [ -n "${new_classless_static_routes}" ] ||
           [ -n "${new_static_routes}" ]; then
            if [ -n "${new_classless_static_routes}" ]; then
                IFS=', |' static_routes=(${new_classless_static_routes})
		# If the DHCP server returns both a Classless Static Routes option and
                # a Router option, the DHCP client MUST ignore the Router option. (RFC3442)
                new_routers=""
            else
                IFS=', |' static_routes=(${new_static_routes})
            fi
            route_targets=()

# Remove old static routes if no matching target is provided in the new static routes
            if [ -n "${old_classless_static_routes}" ] ||
               [ -n "${old_static_routes}" ]; then
                if [ -n "${old_classless_static_routes}" ]; then
                    IFS=', |' old_static_routes=(${old_classless_static_routes})
                else
                    IFS=', |' old_static_routes=(${old_static_routes})
                fi
                for((i=0; i<${#old_static_routes[@]}; i+=2)); do
                    old_target=${old_static_routes[$i]}
                    remove_route=1
                    for((j=0; j<${#static_routes[@]}; j+=2)); do
                        if [ $old_target = ${static_routes[$j]} ]; then
                            remove_route=0
                        fi
                    done
                    old_prefix=$(echo ${old_target} | cut -d "." -f 1)
                    old_target=$(echo ${old_target} | cut -d "." -f 2-)
                    old_gateway=${old_static_routes[$i+1]}
                    if [ $remove_route = "1" ]; then
                        ip -4 route del ${old_target}/${old_prefix} proto static via ${old_gateway} dev ${interface}
                    fi
                done
            fi
            
            for((i=0; i<${#static_routes[@]}; i+=2)); do
                target=${static_routes[$i]}
                if [ -n "${new_classless_static_routes}" ]; then
		    if [ ${target} = "0" ]; then
                        new_routers="${static_routes[$i+1]}"
                        continue
                    else
                        prefix=${target%%.*}
                        target=${target#*.}
                        IFS="." target_arr=(${target})
                        unset IFS
                        ((pads=4-${#target_arr[@]}))
                        for j in $(seq $pads); do
                            target="${target}.0"
                        done

# Client MUST zero any bits in the subnet number where the corresponding bit in the mask is zero.
                        # In other words, the subnet number installed in the routing table is the logical AND of
                        # the subnet number and subnet mask given in the Classless Static Routes option. (RFC3442)
                        target="$(get_network_address ${target} ${prefix})"
                    fi
                else
                    prefix=$(class_bits ${target})
                fi
                gateway=${static_routes[$i+1]}

# special case 0.0.0.0 to allow static routing for link-local addresses
                # (including IPv4 multicast) which will not have a next-hop (#769463, #787318)
                if [ "${gateway}" = "0.0.0.0" ]; then
                    valid_gateway=0
                    scope='scope link'
                else
                    is_router_reachable ${gateway}
                    valid_gateway=$?
                    scope=''
                fi
                if [ ${valid_gateway} -eq 0 ]; then
                    metric=''
                    for t in ${route_targets[@]}; do
                        if [ ${t} = ${target} ]; then
                            if [ -z "${metric}" ]; then
                                metric=1
                            else
                                ((metric=metric+1))
                            fi
                        fi
                    done

if [ -n "${metric}" ]; then
                        metric="metric ${metric}"
                    fi

ip -4 route replace ${target}/${prefix} proto static via ${gateway} dev ${interface} ${metric} ${scope}

if [ $? -ne 0 ]; then
                        logmessage "failed to create static route: ${target}/${prefix} via ${gateway} dev ${interface} ${metric}"
                    else
                        route_targets=(${route_targets[@]} ${target})
                    fi
                fi
            done
        fi

# gateways
        if [[ ( "${DEFROUTE}" != "no" ) &&
              (( -z "${GATEWAYDEV}" ) || ( "${GATEWAYDEV}" = "${interface}" )) ]]; then
            if [[ ( -z "$GATEWAY" ) ||
                  (( -n "$DHCLIENT_IGNORE_GATEWAY" ) && ( "$DHCLIENT_IGNORE_GATEWAY" = [Yy]* )) ]]; then
                metric="${METRIC:-}"
                let i="${METRIC:-0}"
                default_routers=()

for router in ${new_routers} ; do
                    added_router=-

for r in ${default_routers[@]} ; do
                        if [ "${r}" = "${router}" ]; then
                            added_router=1
                        fi
                    done

if [ -z "${router}" ] ||
                       [ "${added_router}" = "1" ] ||
                       [ $(IFS=. ip2num ${router}) -le 0 ] ||
                       [[ ( "${router}" = "${new_broadcast_address}" ) &&
                          ( "${new_subnet_mask}" != "255.255.255.255" ) ]]; then
                        continue
                    fi

default_routers=(${default_routers[@]} ${router})
                    add_default_gateway ${router} ${metric}
                    let i=i+1
                    metric=${i}
                done
            elif [ -n "${GATEWAY}" ]; then
                routersubnet=$(get_network_address ${GATEWAY} ${new_subnet_mask})
                mysubnet=$(get_network_address ${new_ip_address} ${new_subnet_mask})

if [ "${routersubnet}" = "${mysubnet}" ]; then
                    ip -4 route replace default via ${GATEWAY} dev ${interface}
                fi
            fi
        fi
    fi

if [ ! "${new_ip_address}" = "${alias_ip_address}" ] &&
       [ -n "${alias_ip_address}" ]; then
        # Reset the alias address (fix: this should really only do this on changes)
        ip -4 addr flush dev ${interface} label ${interface}:0 >/dev/null 2>&1
        ip -4 addr replace ${alias_ip_address}/${alias_prefix} broadcast ${alias_broadcast_address} dev ${interface} label ${interface}:0
        ip -4 route replace ${alias_ip_address}/32 dev ${interface}
    fi
    
    # After dhclient brings an interface UP with a new IP address, subnet mask, 
    # and routes, in the REBOOT/BOUND states -> search for "dhclient-up-hooks".
    if [ "${reason}" = "BOUND" ] || [ "${reason}" = "REBOOT" ] ||
       [ ! "${old_ip_address}" = "${new_ip_address}" ] ||
       [ ! "${old_subnet_mask}" = "${new_subnet_mask}" ] ||
       [ ! "${old_network_number}" = "${new_network_number}" ] ||
       [ ! "${old_broadcast_address}" = "${new_broadcast_address}" ] ||
       [ ! "${old_routers}" = "${new_routers}" ] ||
       [ ! "${old_interface_mtu}" = "${new_interface_mtu}" ]; then
        
        if [ -x ${ETCDIR}/dhclient-${interface}-up-hooks ]; then
            . ${ETCDIR}/dhclient-${interface}-up-hooks
        elif [ -x ${ETCDIR}/dhclient-up-hooks ]; then
            . ${ETCDIR}/dhclient-up-hooks
        fi
    fi

make_resolv_conf

if [ -n "${new_host_name}" ] && need_hostname; then
        hostname ${new_host_name} || echo "See -nc option in dhclient(8) man page."
    fi

if [[ ( "${DHCP_TIME_OFFSET_SETS_TIMEZONE}" = [yY1]* ) &&
          ( -n "${new_time_offset}" ) ]]; then
        # DHCP option "time-offset" is requested by default and should be
        # handled.  The geographical zone abbreviation cannot be determined
        # from the GMT offset, but the $ZONEINFO/Etc/GMT$offset file can be
        # used - note: this disables DST.
        ((z=new_time_offset/3600))
        ((hoursWest=$(printf '%+d' $z)))

if (( $hoursWest < 0 )); then
            # tzdata treats negative 'hours west' as positive 'gmtoff'!
            ((hoursWest*=-1))
        fi

tzfile=/usr/share/zoneinfo/Etc/GMT$(printf '%+d' ${hoursWest})
        if [ -e ${tzfile} ]; then
            cp -fp ${tzfile} /etc/localtime
            touch /etc/localtime
        fi
    fi

execute_client_side_configuration_scripts "config"
}

# Section 18.1.8. (Receipt of Reply Messages) of RFC 3315 says:
# The client SHOULD perform duplicate address detection on each of
# the addresses in any IAs it receives in the Reply message before
# using that address for traffic.
add_ipv6_addr_with_DAD() {
            ip -6 addr replace ${new_ip6_address}/${new_ip6_prefixlen} \
                dev ${interface} scope global valid_lft ${new_max_life} \
                                          preferred_lft ${new_preferred_life}

# repeatedly test whether newly added address passed
            # duplicate address detection (DAD)
            for i in $(seq 5); do
                sleep 1 # give the DAD some time

addr=$(ip -6 addr show dev ${interface} \
                       | grep ${new_ip6_address}/${new_ip6_prefixlen})

# tentative flag == DAD is still not complete
                tentative=$(echo "${addr}" | grep tentative)
                # dadfailed flag == address is already in use somewhere else
                dadfailed=$(echo "${addr}" | grep dadfailed)

if [ -n "${dadfailed}" ] ; then
                    # address was added with valid_lft/preferred_lft 'forever', remove it
                    ip -6 addr del ${new_ip6_address}/${new_ip6_prefixlen} dev ${interface}
                    exit_with_hooks 3
                fi
                if [ -z "${tentative}" ] ; then
                    if [ -n "${addr}" ]; then
                        # DAD is over
                        return 0
                    else
                        # address was auto-removed (or not added at all)
                        exit_with_hooks 3
                    fi
                fi
            done
            return 0
}

dh6config() {
    if [ -n "${old_ip6_prefix}" ] ||
       [ -n "${new_ip6_prefix}" ]; then
        echo Prefix ${reason} old=${old_ip6_prefix} new=${new_ip6_prefix}
        exit_with_hooks 0
    fi

case "${reason}" in
        BOUND6)
            if [ -z "${new_ip6_address}" ] ||
               [ -z "${new_ip6_prefixlen}" ]; then
                exit_with_hooks 2
            fi

add_ipv6_addr_with_DAD

make_resolv_conf
            ;;

RENEW6|REBIND6)
            if [[ -n "${new_ip6_address}" ]] &&
               [[ -n "${new_ip6_prefixlen}" ]]; then
               if [[  ! "${new_ip6_address}" = "${old_ip6_address}" ]]; then
		   [[ -n "${old_ip6_address}" ]] && ip -6 addr del ${old_ip6_address} dev ${interface}
                   add_ipv6_addr_with_DAD
               fi
               # call it even if new_ip6_address = old_ip6_address to update lifetimes
               add_ipv6_addr_with_DAD
             fi

if [ ! "${new_dhcp6_name_servers}" = "${old_dhcp6_name_servers}" ] ||
               [ ! "${new_dhcp6_domain_search}" = "${old_dhcp6_domain_search}" ]; then
                make_resolv_conf
            fi
            ;;

DEPREF6)
            if [ -z "${new_ip6_prefixlen}" ]; then
                exit_with_hooks 2
            fi

ip -6 addr change ${new_ip6_address}/${new_ip6_prefixlen} \
                dev ${interface} scope global preferred_lft 0
            ;;
    esac

execute_client_side_configuration_scripts "config"
}

#
# ### MAIN
#

if [ -x ${ETCDIR}/dhclient-enter-hooks ]; then
    exit_status=0

# dhclient-enter-hooks can abort dhclient-script by setting
    # the exit_status variable to a non-zero value
    . ${ETCDIR}/dhclient-enter-hooks
    if [ ${exit_status} -ne 0 ]; then
        exit ${exit_status}
    fi
fi

if [ ! -r /etc/sysconfig/network-scripts/network-functions ]; then
    echo "Missing /etc/sysconfig/network-scripts/network-functions, exiting." >&2
    exit 1
fi

if [ ! -r /etc/rc.d/init.d/functions ]; then
    echo "Missing /etc/rc.d/init.d/functions, exiting." >&2
    exit 1
fi

. /etc/sysconfig/network-scripts/network-functions
. /etc/rc.d/init.d/functions

if [ -f /etc/sysconfig/network ]; then
    . /etc/sysconfig/network
fi

if [ -f /etc/sysconfig/networking/network ]; then
    . /etc/sysconfig/networking/network
fi

cd /etc/sysconfig/network-scripts
CONFIG="${interface}"
need_config ${CONFIG}
source_config >/dev/null 2>&1

new_prefix="$(get_prefix ${new_ip_address} ${new_subnet_mask})"
old_prefix="$(get_prefix ${old_ip_address} ${old_subnet_mask})"
alias_prefix="$(get_prefix ${alias_ip_address} ${alias_subnet_mask})"

case "${reason}" in
    MEDIUM|ARPCHECK|ARPSEND)
        # Do nothing
        exit_with_hooks 0
        ;;

PREINIT)
        if [ -n "${alias_ip_address}" ]; then
            # Flush alias, its routes will disappear too.
            ip -4 addr flush dev ${interface} label ${interface}:0 >/dev/null 2>&1
        fi

# upstream dhclient-script removes (ifconfig $interface 0 up) old adresses in PREINIT,
        # but we sometimes (#125298) need (for iSCSI/nfs root to have a dhcp interface) to keep the existing ip
        # flush_dev ${interface}
        ip link set dev ${interface} up
        if [ -n "${DHCLIENT_DELAY}" ] && [ ${DHCLIENT_DELAY} -gt 0 ]; then
            # We need to give the kernel some time to get the interface up.
            sleep ${DHCLIENT_DELAY}
        fi

exit_with_hooks 0
        ;;

PREINIT6)
        # ensure interface is up
        ip link set dev ${interface} up

# remove any stale addresses from aborted clients
        ip -6 addr flush dev ${interface} scope global permanent

# we need a link-local address to be ready (not tentative)
        for i in $(seq 50); do
            linklocal=$(ip -6 addr show dev ${interface} scope link)
            # tentative flag means DAD is still not complete
            tentative=$(echo "${linklocal}" | grep tentative)
            [[ -n "${linklocal}" && -z "${tentative}" ]] && exit_with_hooks 0
            sleep 0.1
        done

exit_with_hooks 0
        ;;

BOUND|RENEW|REBIND|REBOOT)
        if [ -z "${interface}" ] || [ -z "${new_ip_address}" ]; then
            exit_with_hooks 2
        fi
        if arping -D -q -c2 -I ${interface} ${new_ip_address}; then
            dhconfig
            exit_with_hooks 0
        else  # DAD failed, i.e. address is already in use
            ARP_REPLY=$(arping -D -c2 -I ${interface} ${new_ip_address} | grep reply | awk '{print toupper($5)}' | cut -d "[" -f2 | cut -d "]" -f1)
            OUR_MACS=$(ip link show | grep link | awk '{print toupper($2)}' | uniq)
            if [[ "${OUR_MACS}" = *"${ARP_REPLY}"* ]]; then
                # in RENEW the reply can come from our system, that's OK
                dhconfig
                exit_with_hooks 0
            else
                exit_with_hooks 1
            fi
        fi
        ;;

BOUND6|RENEW6|REBIND6|DEPREF6)
        dh6config
        exit_with_hooks 0
        ;;

EXPIRE6|RELEASE6|STOP6)
        if [ -z "${old_ip6_address}" ] || [ -z "${old_ip6_prefixlen}" ]; then
            exit_with_hooks 2
        fi

ip -6 addr del ${old_ip6_address}/${old_ip6_prefixlen} \
            dev ${interface}

execute_client_side_configuration_scripts "restore"

if [ -x ${ETCDIR}/dhclient-${interface}-down-hooks ]; then
            . ${ETCDIR}/dhclient-${interface}-down-hooks
        elif [ -x ${ETCDIR}/dhclient-down-hooks ]; then
            . ${ETCDIR}/dhclient-down-hooks
        fi

exit_with_hooks 0
        ;;

EXPIRE|FAIL|RELEASE|STOP)
        execute_client_side_configuration_scripts "restore"

if [ -x ${ETCDIR}/dhclient-${interface}-down-hooks ]; then
            . ${ETCDIR}/dhclient-${interface}-down-hooks
        elif [ -x ${ETCDIR}/dhclient-down-hooks ]; then
            . ${ETCDIR}/dhclient-down-hooks
        fi

if [ -n "${alias_ip_address}" ]; then
            # Flush alias
            ip -4 addr flush dev ${interface} label ${interface}:0 >/dev/null 2>&1
        fi

if [ -n "${old_ip_address}" ]; then
            # Delete addresses/routes/arp cache.
            flush_dev ${interface}
        fi

if [ -n "${alias_ip_address}" ]; then
            ip -4 addr replace ${alias_ip_address}/${alias_prefix} broadcast ${alias_broadcast_address} dev ${interface} label ${interface}:0
            ip -4 route replace ${alias_ip_address}/32 dev ${interface}
        fi

exit_with_hooks 0
        ;;

TIMEOUT)
        if [ -n "${new_routers}" ]; then
            if [ -n "${alias_ip_address}" ]; then
                ip -4 addr flush dev ${interface} label ${interface}:0 >/dev/null 2>&1
            fi

ip -4 addr replace ${new_ip_address}/${new_prefix} \
                broadcast ${new_broadcast_address} dev ${interface} \
                valid_lft ${new_dhcp_lease_time} preferred_lft ${new_dhcp_lease_time}
            set ${new_routers}

if ping -q -c 1 -w 10 -I ${interface} ${1}; then
                dhconfig
                exit_with_hooks 0
            fi

flush_dev ${interface}
            exit_with_hooks 1
        else
            exit_with_hooks 1
        fi
        ;;

*)
        logmessage "unhandled state: ${reason}"
        exit_with_hooks 1
        ;;
esac

exit_with_hooks 0

🌑 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 [✎] [×]