aboutsummaryrefslogtreecommitdiffstats
path: root/sysconfig/network-scripts/ifup
blob: 0790bb5f405d13a231e660af9007af0486d9bd59 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
#!/bin/bash
# Network Interface Configuration System
# Copyright (c) 1996-2009 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA

unset WINDOW # defined by screen, conflicts with our usage

. /etc/init.d/functions

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

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

CONFIG=${1}

[ -z "${CONFIG}" ] && {
    echo $"Usage: ifup <device name>" >&2
    exit 1
}

need_config "${CONFIG}"

[ -f "${CONFIG}" ] || {
    echo $"$0: configuration for ${1} not found." >&2
    echo $"Usage: ifup <device name>" >&2
    exit 1
}

if [ ${UID} != 0 ]; then
    if [ -x /usr/sbin/usernetctl ]; then
	source_config
	if /usr/sbin/usernetctl ${CONFIG} report ; then
	    exec /usr/sbin/usernetctl ${CONFIG} up
	fi
    fi
    echo $"Users cannot control this device." >&2
    exit 1
fi

source_config

if [ "foo$2" = "fooboot" ] && [ "${ONBOOT}" = "no" -o "${ONBOOT}" = "NO" ]
then
    exit 0
fi
if [ -n "$IN_HOTPLUG" ] && [ "${HOTPLUG}" = "no" -o "${HOTPLUG}" = "NO" ]
then
    exit 0
fi
if [ -n "$IN_HOTPLUG" -a "${TYPE}" = "Bridge" ]; 
then
    exit 0
fi

if [ "$USE_NM" = "true" -a -n "$UUID" ]; then
    nmcli con up uuid "$UUID"
    exit $?
fi

# Ethernet 802.1Q VLAN support
if [ "${VLAN}" = "yes" ] && [ "$ISALIAS" = "no" ] && [ -n "$DEVICE" ]; then
    if [ -n "${VID}" ]; then
        if test -z "$PHYSDEV"; then
            net_log $"PHYSDEV should be set for device ${DEVICE}"
            exit 1
        fi
    else
        VID=""
        MATCH='^.+\.[0-9]{1,4}$'
        if [[ "${DEVICE}" =~ $MATCH ]]; then
            VID=$(echo "${DEVICE}" | LC_ALL=C sed 's/^.*\.\([0-9]\+\)/\1/')
            PHYSDEV=${DEVICE%.*}
        fi
        MATCH='^vlan[0-9]{1,4}?'
         if [[ "${DEVICE}" =~ $MATCH ]]; then
             VID=$(echo "${DEVICE}" | LC_ALL=C sed 's/^vlan0*//')
             # PHYSDEV should be set in ifcfg-vlan* file
             if test -z "$PHYSDEV"; then
                net_log $"PHYSDEV should be set for device ${DEVICE}"
                exit 1
             fi
        fi
    fi
    if [ -n "$VID" ]; then
	if [ ! -d /proc/net/vlan ]; then
            if ! modprobe 8021q >/dev/null 2>&1 ; then
		net_log $"No 802.1Q VLAN support available in kernel for device ${DEVICE}"
		exit 1
	    fi
	fi

	is_available ${PHYSDEV} || {
	    if [ "$?" = "1" ] ; then
		net_log $"$alias device ${DEVICE} does not seem to be present, delaying initialization."
		exit 1
	    else
		exit 0
	    fi
	}

	# Link on Physical device needs to be up but no ip required
	check_device_down ${PHYSDEV} && {
	    ip -o link set dev ${PHYSDEV} up
	}

	if [ ! -f /proc/net/vlan/${DEVICE} ]; then
	    if [ "${REORDER_HDR}" = "no" -o "${REORDER_HDR}" = "0" ]; then
		FLAG_REORDER_HDR="reorder_hdr off"
	    fi

	    ip link add dev ${DEVICE} link ${PHYSDEV} type vlan id ${VID} ${FLAG_REORDER_HDR} || {
		(/usr/bin/logger -p daemon.info -t ifup \
		    $"ERROR: could not add vlan ${VID} as ${DEVICE} on dev ${PHYSDEV}" &)&
		net_log $"ERROR: could not add vlan ${VID} as ${DEVICE} on dev ${PHYSDEV}"
		exit 1
	    }
	fi

        VDEV=`echo ${DEVICE} | sed -n 's/\(.\+\)\.\([0-9]\{1,4\}\)$/\1\/\2/p'`
        if [ ! "${VDEV}" = "" ]; then

            FILELIST=""
            for FILE in /etc/sysctl.d/* ; do
                is_ignored_file "${FILE}" && continue
                test -f "${FILE}" && FILELIST=${FILELIST}" "${FILE}
            done

            grep -h "\.${VDEV}\." /etc/sysctl.conf ${FILELIST} | grep -v -e "^\s*;" -e "^\s*#" | sed -n 's/^\s*\(\S\+\)\s*=\s*\(\S\+\)/\1=\2/p' |
            while read LINE ; do
                sysctl -w "${LINE}"
            done
        fi
    fi
fi

# Old BOOTP variable
if [ "${BOOTP}" = "yes" ]; then
    BOOTPROTO=bootp
fi

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

if [ -x /sbin/ifup-pre-local ]; then
    /sbin/ifup-pre-local ${CONFIG} $2
fi

OTHERSCRIPT="/etc/sysconfig/network-scripts/ifup-${DEVICETYPE}"

if [ ! -x ${OTHERSCRIPT} ]; then
    OTHERSCRIPT="/etc/sysconfig/network-scripts/ifup-eth"
fi

exec ${OTHERSCRIPT} ${CONFIG} $2