Current File : //proc/thread-self/root/lib/byobu/ip_address
#!/bin/sh -e
#
# ip_address: report a host's ip address
#
# Copyright (C) 2008-2011 Canonical Ltd.
# Copyright (C) 2011-2014 Dustin Kirkland
#
# Authors: Dustin Kirkland <kirkland@byobu.org>
#
# 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, version 3 of the License.
#
# 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/>.
__ip_address_detail() {
if [ -x /sbin/ip ]; then
/sbin/ip -4 addr list
/sbin/ip -6 addr list
fi
}
__ip_address() {
local interface ipaddr cache="$BYOBU_RUN_DIR/cache.$BYOBU_BACKEND/ip_address"
# Allow interface overrides in $BYOBU_CONFIG_DIR/statusrc
if [ -n "$MONITORED_NETWORK" ]; then
interface="$MONITORED_NETWORK"
else
case "$IPV6" in
1|true|yes) interface=$(awk '$10 != "lo" { iface=$10 ; }; END { print iface; }' /proc/net/ipv6_route);;
*) get_network_interface; interface="$_RET";;
esac
fi
case "$IPV6" in
1|true|yes)
if [ "$IP_EXTERNAL" = "1" ]; then
# Background an update
timeout 1 wget -q -O- http://v6.ipv6-test.com/api/myip.php </dev/null >"$cache" 2>/dev/null &
sleep 0.02
else
# Background an update
if [ -x /sbin/ip ]; then
LC_ALL=C /sbin/ip -6 addr list dev "$interface" scope global </dev/null >"$cache" 2>/dev/null &
elif eval $BYOBU_TEST ifconfig >/dev/null 2>&1; then
LC_ALL=c ifconfig "$interface" | grep "inet6 " | awk '{print $2}' | sed -e "s/%.*//" >"$cache" 2>/dev/null &
fi
fi
[ -s "$cache" ] && read ipaddr < "$cache"
# Print 'None' if we have no global address
[ -z "$ipaddr" ] && ipaddr="None"
ipaddr=${ipaddr#* inet6 }
ipaddr=${ipaddr%%/*}
;;
*)
if [ "$IP_EXTERNAL" = "1" ]; then
timeout 1 wget -q -O- http://v4.ipv6-test.com/api/myip.php </dev/null >"$cache" 2>/dev/null &
sleep 0.02
[ -s "$cache" ] && read ipaddr < "$cache"
elif metadata_available; then
# We're in EC2, so get our public IP address
timeout 0.2 wget -q -O- http://169.254.169.254/latest/meta-data/public-ipv4 </dev/null >"$cache" 2>/dev/null &
sleep 0.02
[ -s "$cache" ] && read ipaddr < "$cache"
else
if [ -x /sbin/ip ]; then
ipaddr=$(LC_ALL=C /sbin/ip -4 addr list dev "$interface" scope global 2>/dev/null)
ipaddr=${ipaddr#* inet }
ipaddr=${ipaddr%%/*}
elif eval $BYOBU_TEST ifconfig >/dev/null 2>&1; then
ipaddr=$(ifconfig "$interface" | grep "inet " | awk '{print $2}')
fi
fi
;;
esac
if [ -n "$ipaddr" ]; then
if [ "$1" = "t" ]; then
printf "%s" "$ipaddr"
else
color b w k; printf "%s" "$ipaddr"; color --
fi
fi
}
# vi: syntax=sh ts=4 noexpandtab
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