byp4a55 professor6T9

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67.43.5.91

File Name : ifup-ib

#!/bin/bash
# Network Interface Configuration System
# Copyright (c) 1996-2013 Red Hat, Inc. all rights reserved.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License, version 2,
# as published by the Free Software Foundation.
#
# 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

. /etc/init.d/functions

cd /etc/sysconfig/network-scripts
. ./network-functions

[ -f ../network ] && . ../network

CONFIG="${1}"

need_config "${CONFIG}"

source_config

# Allow the user to override the detection of our physical device by passing
# it in.  No checking is done, if the user gives us a bogus dev, it's
# their problem.
[ -n "${PHYSDEV}" ] && REALDEVICE="$PHYSDEV"

if [ "${BOOTPROTO}" = "dhcp" ]; then
    DYNCONFIG=true
fi

# load the module associated with that device
# /sbin/modprobe ${REALDEVICE}
is_available_wait ${REALDEVICE} ${DEVTIMEOUT}

# bail out, if the MAC does not fit
if [ -n "${HWADDR}" ]; then
	FOUNDMACADDR=$(get_hwaddr ${REALDEVICE} | tail -c 24)
	HWADDR=$(echo $HWADDR | tail -c 24)
	if [ "${FOUNDMACADDR}" != "${HWADDR}" ]; then
		net_log $"Device ${DEVICE} has different MAC address than expected, ignoring."
		exit 1
	fi
fi

# now check the real state
is_available ${REALDEVICE} || {
      if [ -n "$alias" ]; then
         net_log $"$alias device ${DEVICE} does not seem to be present, delaying initialization."
      else
         net_log $"Device ${DEVICE} does not seem to be present, delaying initialization."
      fi
      exit 1
}

# if we are a P_Key device, create the device if needed
if [ "${PKEY}" = yes ]; then
	[ -z "${PKEY_ID}" ] && {
		net_log $"InfiniBand IPoIB device: PKEY=yes requires a PKEY_ID"
		exit 1
	}
	[ -z "${PHYSDEV}" ] && {
		net_log $"InfiniBand IPoIB device: PKEY=yes requires a PHYSDEV"
		exit 1
	}
	# Normalize our PKEY_ID to have the high bit set
	NEW_PKEY_ID=`printf "0x%04x" $(( 0x8000 | ${PKEY_ID} ))`
	NEW_PKEY_NAME=`printf "%04x" ${NEW_PKEY_ID}`
	[ "${DEVICE}" != "${PHYSDEV}.${NEW_PKEY_NAME}" ] && {
		net_log $"Configured DEVICE name does not match what new device name would be.  This
is most likely because once the PKEY_ID was normalized, it no longer
resulted in the expected device naming, and so the DEVICE entry in the
config file needs to be updated to match. This can also be caused by
giving PKEY_ID as a hex number but without using the mandatory 0x prefix.
	Configured DEVICE=$DEVICE
	Configured PHYSDEV=$PHYSDEV
	Configured PKEY_ID=$PKEY_ID
	Calculated PKEY_ID=$NEW_PKEY_ID
	Calculated name=${PHYSDEV}.${NEW_PKEY_NAME}"
		exit 1
	}
	[ -d "/sys/class/net/${DEVICE}" ] ||
		echo "${NEW_PKEY_ID}" > "/sys/class/net/${PHYSDEV}/create_child"
	[ -d "/sys/class/net/${DEVICE}" ] || {
		echo "Failed to create child device $NEW_PKEY_ID of $PHYSDEV"
		exit 1
	}
	# When we get to setting up the IP address, we need REALDEVICE to
	# point to our new PKEY device
	REALDEVICE="${DEVICE}"
fi

if [ -n "${MACADDR}" ]; then
    net_log $"IPoIB devices do not support setting the MAC address of the interface"
    # ip link set dev ${DEVICE} address ${MACADDR}
fi

# First, do we even support setting connected mode?
if [ -e /sys/class/net/${DEVICE}/mode ]; then
    # OK, set the mode in all cases, that way it gets reset on a down/up
    # cycle, allowing people to change the mode without rebooting
    if [ "${CONNECTED_MODE}" = yes ]; then
        echo connected > /sys/class/net/${DEVICE}/mode
	# set default MTU based upon mode if none specified
	[ -z "$MTU" ] && MTU=65520
    else
        echo datagram > /sys/class/net/${DEVICE}/mode
	# set default MTU based upon mode if none specified
	[ -z "$MTU" ] && MTU=2044
    fi
    # cap the MTU to roughly the same as Ethernet's max MTU
    if [ "$MTU" -gt 65520 ]; then
        MTU=65520
        net_log $"Warning: capping device ${DEVICE} MTU to ${MTU}."
    fi
fi

if [ -n "${MTU}" ]; then
    ip link set dev ${DEVICE} mtu ${MTU}
    if [ "$?" ]; then
        net_log $"Error setting device ${DEVICE} MTU to ${MTU}, using HW default."
    fi
fi

# slave device?
if [ "${SLAVE}" = yes -a "${ISALIAS}" = no -a "${MASTER}" != "" ]; then
    install_bonding_driver ${MASTER}
    grep -wq "${DEVICE}" /sys/class/net/${MASTER}/bonding/slaves 2>/dev/null || {
	/sbin/ip link set dev ${DEVICE} down
	echo "+${DEVICE}" > /sys/class/net/${MASTER}/bonding/slaves 2>/dev/null
    }
    ethtool_set

exit 0
fi

# Bonding initialization. For DHCP, we need to enslave the devices early,
# so it can actually get an IP.
if [ "$ISALIAS" = no ] && is_bonding_device ${DEVICE} ; then
    install_bonding_driver ${DEVICE}
    /sbin/ip link set dev ${DEVICE} up
    for device in $(LANG=C grep -l "^[[:space:]]*MASTER=\"\?${DEVICE}\"\?$[[:space:]#]\|$$" /etc/sysconfig/network-scripts/ifcfg-*) ; do
	    is_ignored_file "$device" && continue
	    /sbin/ifup ${device##*/}
    done

[ -n "${LINKDELAY}" ] && /bin/sleep ${LINKDELAY}

# add the bits to setup the needed post enslavement parameters
    for arg in $BONDING_OPTS ; do
        key=${arg%%=*};
        value=${arg##*=};
	if [ "${key}" = "primary" ]; then
            echo $value > /sys/class/net/${DEVICE}/bonding/$key
	fi
    done
fi

if [ -n "${DYNCONFIG}" ] && [ -x /sbin/dhclient ]; then
    if [[ "${PERSISTENT_DHCLIENT}" =  [yY1]* ]]; then
       ONESHOT="";
    else
       ONESHOT="-1";
    fi;
    generate_config_file_name
    generate_lease_file_name
    DHCLIENTARGS="${DHCLIENTARGS} -H ${DHCP_HOSTNAME:-${HOSTNAME%%.*}} ${ONESHOT} -q ${DHCLIENTCONF} -lf ${LEASEFILE} -pf /var/run/dhclient-${DEVICE}.pid"
    echo
    echo -n $"Determining IP information for ${DEVICE}..."
    if [[ "${PERSISTENT_DHCLIENT}" !=  [yY1]* ]] && check_link_down ${DEVICE}; then
	echo $" failed; no link present.  Check cable?"
	exit 1
    fi

ethtool_set

if /sbin/dhclient ${DHCLIENTARGS} ${DEVICE} ; then
	echo $" done."
	dhcpipv4="good"
    else
	echo $" failed."
	if [[ "${IPV4_FAILURE_FATAL}"  = [Yy1]* ]] ; then
	    exit 1
	fi
	if [[ "$IPV6INIT" != [yY1]* && "$DHCPV6C" != [yY1]* ]] ; then
	    exit 1
	fi
	net_log "Unable to obtain IPv4 DHCP address ${DEVICE}." warning
    fi
# end dynamic device configuration
else
    if [ -z "${IPADDR}" -a -z "${IPADDR0}" -a -z "${IPADDR1}" -a -z "${IPADDR2}" ]; then
         # enable device without IP, useful for e.g. PPPoE
	 ip link set dev ${REALDEVICE} up
	 ethtool_set
	 [ -n "${LINKDELAY}" ] && /bin/sleep ${LINKDELAY}
    else

expand_config

[ -n "${ARP}" ] && \
	ip link set dev ${REALDEVICE} $(toggle_value arp $ARP)

if ! ip link set dev ${REALDEVICE} up ; then
	net_log $"Failed to bring up ${DEVICE}."
	exit 1
    fi

ethtool_set

[ -n "${LINKDELAY}" ] && /bin/sleep ${LINKDELAY}

if [ "${DEVICE}" = "lo" ]; then
        SCOPE="scope host"
    else
        SCOPE=${SCOPE:-}
    fi

if [ -n "$SRCADDR" ]; then
       SRC="src $SRCADDR"
    else
       SRC=
    fi

# set IP address(es)
    for idx in {0..256} ; do
	if [ -z "${ipaddr[$idx]}" ]; then
	    break
	fi

if ! LC_ALL=C ip addr ls ${REALDEVICE} | LC_ALL=C grep -q "${ipaddr[$idx]}/${prefix[$idx]}" ; then
	    [ "${REALDEVICE}" != "lo" ] && [ "${arpcheck[$idx]}" != "no" ] && \
	    /sbin/arping -q -c 2 -w 3 -D -I ${REALDEVICE} ${ipaddr[$idx]}
	    if [ $? = 1 ]; then
		net_log $"Error, some other host already uses address ${ipaddr[$idx]}."
		exit 1
	    fi

if ! ip addr add ${ipaddr[$idx]}/${prefix[$idx]} \
		brd ${broadcast[$idx]:-+} dev ${REALDEVICE} ${SCOPE} label ${DEVICE}; then
		net_log $"Error adding address ${ipaddr[$idx]} for ${DEVICE}."
	    fi
	fi

if [ -n "$SRCADDR" ]; then
           sysctl -w "net.ipv4.conf.${REALDEVICE}.arp_filter=1" >/dev/null 2>&1
	fi

# update ARP cache of neighboring computers
	if [ "${REALDEVICE}" != "lo" ]; then
	    /sbin/arping -q -A -c 1 -I ${REALDEVICE} ${ipaddr[$idx]}
	    ( sleep 2;
	      /sbin/arping -q -U -c 1 -I ${REALDEVICE} ${ipaddr[$idx]} ) > /dev/null 2>&1 < /dev/null &
	fi
    done

# Set a default route.
    if [ "${DEFROUTE}" != "no" ] && [ -z "${GATEWAYDEV}" -o "${GATEWAYDEV}" = "${REALDEVICE}" ]; then
	# set up default gateway. replace if one already exists
	if [ -n "${GATEWAY}" ] && [ "$(ipcalc --network ${GATEWAY} ${netmask[0]} 2>/dev/null)" = "NETWORK=${NETWORK}" ]; then
	    ip route replace default ${METRIC:+metric $METRIC} \
		via ${GATEWAY} ${WINDOW:+window $WINDOW} ${SRC} \
		${GATEWAYDEV:+dev $GATEWAYDEV} ||
			net_log $"Error adding default gateway ${GATEWAY} for ${DEVICE}."
	elif [ "${GATEWAYDEV}" = "${DEVICE}" ]; then
	    ip route replace default ${METRIC:+metric $METRIC} \
		${SRC} ${WINDOW:+window $WINDOW} dev ${REALDEVICE} ||
			net_log $"Erorr adding default gateway for ${REALDEVICE}."
	fi
    fi
    fi
fi

# Add Zeroconf route.
if [ -z "${NOZEROCONF}" -a "${ISALIAS}" = "no" -a "${REALDEVICE}" != "lo" ]; then
    ip route add 169.254.0.0/16 dev ${REALDEVICE} metric $((1000 + $(cat /sys/class/net/${REALDEVICE}/ifindex))) scope link
fi

# Inform firewall which network zone (empty means default) this interface belongs to
if [ -x /usr/bin/firewall-cmd -a "${REALDEVICE}" != "lo" ]; then
    /usr/bin/firewall-cmd --zone="${ZONE}" --change-interface="${DEVICE}" > /dev/null 2>&1
fi

# IPv6 initialisation?
/etc/sysconfig/network-scripts/ifup-ipv6 ${CONFIG}
if [[ "${DHCPV6C}"  = [Yy1]* ]] && [ -x /sbin/dhclient ]; then
    generate_config_file_name 6
    generate_lease_file_name 6
    echo
    echo -n $"Determining IPv6 information for ${DEVICE}..."
    if /sbin/dhclient -6 -1 ${DHCPV6C_OPTIONS} ${DHCLIENTCONF} -lf ${LEASEFILE} -pf /var/run/dhclient6-${DEVICE}.pid -H ${DHCP_HOSTNAME:-${HOSTNAME%%.*}} ${DEVICE} ; then
        echo $" done."
    else
        echo $" failed."
        if [ "${dhcpipv4}" = "good" -o -n "${IPADDR}" ]; then
            net_log "Unable to obtain IPv6 DHCP address ${DEVICE}." warning
        else
            exit 1
        fi
    fi
fi

exec /etc/sysconfig/network-scripts/ifup-post ${CONFIG} ${2}

Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	root/root	0755	2024-06-19 09:28:34
..	dir	-	root/root	0755	2025-12-09 02:55:11
ifcfg-eth0	text/plain	139 B	root/root	0644	2024-06-19 09:28:34
ifcfg-eth0:0	text/plain	110 B	root/root	0644	2024-06-19 09:28:34
ifcfg-lo	text/plain	254 B	root/root	0644	2020-05-22 10:44:33
ifdown	text/x-shellscript	1.61 KB	root/root	0755	2020-05-22 10:44:33
ifdown-Team	text/x-shellscript	1.58 KB	root/root	0755	2018-12-09 08:57:18
ifdown-TeamPort	text/x-shellscript	1.52 KB	root/root	0755	2018-12-09 08:57:18
ifdown-bnep	text/x-shellscript	654 B	root/root	0755	2020-05-22 10:44:33
ifdown-eth	text/x-shellscript	6.38 KB	root/root	0755	2020-05-22 10:44:33
ifdown-ib	text/x-shellscript	6.04 KB	root/root	0755	2021-04-28 01:32:04
ifdown-ippp	text/x-shellscript	781 B	root/root	0755	2020-05-22 10:44:33
ifdown-ipv6	text/x-shellscript	4.43 KB	root/root	0755	2020-05-22 10:44:33
ifdown-isdn	text/x-shellscript	781 B	root/root	0755	2020-05-22 10:44:33
ifdown-post	text/x-shellscript	2.08 KB	root/root	0755	2020-05-22 10:44:33
ifdown-ppp	text/x-shellscript	1.04 KB	root/root	0755	2020-05-22 10:44:33
ifdown-routes	text/x-shellscript	870 B	root/root	0755	2020-05-22 10:44:33
ifdown-sit	text/x-shellscript	1.42 KB	root/root	0755	2020-05-22 10:44:33
ifdown-tunnel	text/x-shellscript	1.43 KB	root/root	0755	2020-05-22 10:44:33
ifup	text/x-shellscript	4.89 KB	root/root	0755	2020-05-22 10:44:33
ifup-Team	text/x-shellscript	1.71 KB	root/root	0755	2018-12-09 08:57:18
ifup-TeamPort	text/x-shellscript	1.83 KB	root/root	0755	2018-12-09 08:57:18
ifup-aliases	text/x-shellscript	12.12 KB	root/root	0755	2020-05-22 10:44:33
ifup-bnep	text/x-shellscript	910 B	root/root	0755	2020-05-22 10:44:33
ifup-eth	text/x-shellscript	13.44 KB	root/root	0755	2020-05-22 10:44:33
ifup-ib	text/x-shellscript	10.11 KB	root/root	0755	2021-04-28 01:32:04
ifup-ippp	text/x-shellscript	11.79 KB	root/root	0755	2020-05-22 10:44:33
ifup-ipv6	text/x-shellscript	11.61 KB	root/root	0755	2020-05-22 10:44:33
ifup-isdn	text/x-shellscript	11.79 KB	root/root	0755	2020-05-22 10:44:33
ifup-plip	text/x-shellscript	650 B	root/root	0755	2020-05-22 10:44:33
ifup-plusb	text/x-shellscript	1.04 KB	root/root	0755	2020-05-22 10:44:33
ifup-post	text/x-shellscript	4.88 KB	root/root	0755	2020-05-22 10:44:33
ifup-ppp	text/x-shellscript	4.06 KB	root/root	0755	2020-05-22 10:44:33
ifup-routes	text/x-shellscript	1.95 KB	root/root	0755	2020-05-22 10:44:33
ifup-sit	text/x-shellscript	3.23 KB	root/root	0755	2020-05-22 10:44:33
ifup-tunnel	text/x-shellscript	2.71 KB	root/root	0755	2020-05-22 10:44:33
ifup-wireless	text/x-shellscript	1.79 KB	root/root	0755	2020-05-22 10:44:33
init.ipv6-global	text/x-shellscript	5.29 KB	root/root	0755	2020-05-22 10:44:33
network-functions	text/plain	20.19 KB	root/root	0644	2020-05-22 10:44:33
network-functions-ipv6	text/plain	30.26 KB	root/root	0644	2020-05-22 10:44:33

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