/etc/init.d/networking is in ifupdown 0.7.47.2ubuntu4.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 | #!/bin/sh -e
### BEGIN INIT INFO
# Provides: networking ifupdown
# Required-Start: mountkernfs $local_fs urandom
# Required-Stop: $local_fs
# Default-Start: S
# Default-Stop: 0 6
# Short-Description: Raise network interfaces.
# Description: Prepare /run/network directory, ifstate file and raise network interfaces, or take them down.
### END INIT INFO
PATH="/sbin:/bin"
RUN_DIR="/run/network"
IFSTATE="$RUN_DIR/ifstate"
STATEDIR="$RUN_DIR/state"
[ -x /sbin/ifup ] || exit 0
[ -x /sbin/ifdown ] || exit 0
. /lib/lsb/init-functions
CONFIGURE_INTERFACES=yes
EXCLUDE_INTERFACES=
VERBOSE=no
[ -f /etc/default/networking ] && . /etc/default/networking
verbose=""
[ "$VERBOSE" = yes ] && verbose=-v
process_exclusions() {
set -- $EXCLUDE_INTERFACES
exclusions=""
for d
do
exclusions="-X $d $exclusions"
done
echo $exclusions
}
process_options() {
[ -e /etc/network/options ] || return 0
log_warning_msg "/etc/network/options still exists and it will be IGNORED! Please use /etc/sysctl.conf instead."
}
check_ifstate() {
if [ ! -d "$RUN_DIR" ] ; then
if ! mkdir -p "$RUN_DIR" ; then
log_failure_msg "can't create $RUN_DIR"
exit 1
fi
if ! chown root:netdev "$RUN_DIR" ; then
log_warning_msg "can't chown $RUN_DIR"
fi
fi
if [ ! -r "$IFSTATE" ] ; then
if ! :> "$IFSTATE" ; then
log_failure_msg "can't initialise $IFSTATE"
exit 1
fi
fi
}
check_network_file_systems() {
[ -e /proc/mounts ] || return 0
if [ -e /etc/iscsi/iscsi.initramfs ]; then
log_warning_msg "not deconfiguring network interfaces: iSCSI root is mounted."
exit 0
fi
while read DEV MTPT FSTYPE REST; do
case $DEV in
/dev/nbd*|/dev/nd[a-z]*|/dev/etherd/e*)
log_warning_msg "not deconfiguring network interfaces: network devices still mounted."
exit 0
;;
esac
case $FSTYPE in
nfs|nfs4|smbfs|ncp|ncpfs|cifs|coda|ocfs2|gfs|pvfs|pvfs2|fuse.httpfs|fuse.curlftpfs)
log_warning_msg "not deconfiguring network interfaces: network file systems still mounted."
exit 0
;;
esac
done < /proc/mounts
}
check_network_swap() {
[ -e /proc/swaps ] || return 0
while read DEV MTPT FSTYPE REST; do
case $DEV in
/dev/nbd*|/dev/nd[a-z]*|/dev/etherd/e*)
log_warning_msg "not deconfiguring network interfaces: network swap still mounted."
exit 0
;;
esac
done < /proc/swaps
}
ifup_hotplug () {
if [ -d /sys/class/net ]
then
ifaces=$(for iface in $(ifquery --list --allow=hotplug)
do
link=${iface##:*}
link=${link##.*}
if [ -e "/sys/class/net/$link" ] && [ "$(cat /sys/class/net/$link/operstate)" = up ]
then
echo "$iface"
fi
done)
if [ -n "$ifaces" ]
then
ifup $ifaces "$@" || true
fi
fi
}
case "$1" in
start)
if init_is_upstart; then
exit 1
fi
process_options
check_ifstate
if [ "$CONFIGURE_INTERFACES" = no ]
then
log_action_msg "Not configuring network interfaces, see /etc/default/networking"
exit 0
fi
set -f
exclusions=$(process_exclusions)
log_action_begin_msg "Configuring network interfaces"
if ifup -a $exclusions $verbose && ifup_hotplug $exclusions $verbose
then
log_action_end_msg $?
else
log_action_end_msg $?
fi
;;
stop)
if init_is_upstart; then
exit 0
fi
check_network_file_systems
check_network_swap
log_action_begin_msg "Deconfiguring network interfaces"
if ifdown -a --exclude=lo $verbose; then
log_action_end_msg $?
else
log_action_end_msg $?
fi
;;
reload)
if init_is_upstart; then
exit 1
fi
process_options
log_action_begin_msg "Reloading network interfaces configuration"
state=$(ifquery --state)
ifdown -a --exclude=lo $verbose || true
if ifup --exclude=lo $state $verbose ; then
log_action_end_msg $?
else
log_action_end_msg $?
fi
;;
force-reload|restart)
if init_is_upstart; then
exit 1
fi
process_options
log_warning_msg "Running $0 $1 is deprecated because it may not re-enable some interfaces"
log_action_begin_msg "Reconfiguring network interfaces"
ifdown -a --exclude=lo $verbose || true
set -f
exclusions=$(process_exclusions)
if ifup -a --exclude=lo $exclusions $verbose && ifup_hotplug $exclusions $verbose
then
log_action_end_msg $?
else
log_action_end_msg $?
fi
;;
*)
echo "Usage: /etc/init.d/networking {start|stop|reload|restart|force-reload}"
exit 1
;;
esac
exit 0
# vim: noet ts=8
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