92 行
3.0 KiB
Bash
実行ファイル
92 行
3.0 KiB
Bash
実行ファイル
#!/bin/sh -e
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#
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# ip_address: report a host's ip address
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#
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# Copyright (C) 2008-2011 Canonical Ltd.
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# Copyright (C) 2011-2014 Dustin Kirkland
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#
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# Authors: Dustin Kirkland <kirkland@byobu.org>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, version 3 of the License.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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__ip_address_detail() {
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if [ -x /sbin/ip ]; then
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/sbin/ip -4 addr list
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/sbin/ip -6 addr list
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fi
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}
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__ip_address() {
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local interface ipaddr cache="$BYOBU_RUN_DIR/cache.$BYOBU_BACKEND/ip_address"
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# Allow interface overrides in $BYOBU_CONFIG_DIR/statusrc
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if [ -n "$MONITORED_NETWORK" ]; then
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interface="$MONITORED_NETWORK"
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else
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case "$IPV6" in
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1|true|yes) interface=$(awk '$10 != "lo" { iface=$10 ; }; END { print iface; }' /proc/net/ipv6_route);;
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*) get_network_interface; interface="$_RET";;
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esac
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fi
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case "$IPV6" in
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1|true|yes)
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if [ "$IP_EXTERNAL" = "1" ]; then
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# Background an update
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timeout 1 wget -q -O- http://v6.ipv6-test.com/api/myip.php </dev/null >"$cache" 2>/dev/null &
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sleep 0.02
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else
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# Background an update
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if [ -x /sbin/ip ]; then
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LC_ALL=C /sbin/ip -6 addr list dev "$interface" scope global </dev/null >"$cache" 2>/dev/null &
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elif eval $BYOBU_TEST ifconfig >/dev/null 2>&1; then
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LC_ALL=c ifconfig "$interface" | grep "inet6 " | awk '{print $2}' | sed -e "s/%.*//" >"$cache" 2>/dev/null &
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fi
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fi
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[ -s "$cache" ] && read ipaddr < "$cache"
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# Print 'None' if we have no global address
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[ -z "$ipaddr" ] && ipaddr="None"
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ipaddr=${ipaddr#* inet6 }
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ipaddr=${ipaddr%%/*}
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;;
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*)
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if [ "$IP_EXTERNAL" = "1" ]; then
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timeout 1 wget -q -O- http://v4.ipv6-test.com/api/myip.php </dev/null >"$cache" 2>/dev/null &
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sleep 0.02
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[ -s "$cache" ] && read ipaddr < "$cache"
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elif metadata_available; then
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# We're in EC2, so get our public IP address
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timeout 0.2 wget -q -O- http://169.254.169.254/latest/meta-data/public-ipv4 </dev/null >"$cache" 2>/dev/null &
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sleep 0.02
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[ -s "$cache" ] && read ipaddr < "$cache"
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else
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if [ -x /sbin/ip ]; then
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ipaddr=$(LC_ALL=C /sbin/ip -4 addr list dev "$interface" scope global 2>/dev/null)
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ipaddr=${ipaddr#* inet }
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ipaddr=${ipaddr%%/*}
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elif eval $BYOBU_TEST ifconfig >/dev/null 2>&1; then
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ipaddr=$(ifconfig "$interface" | grep "inet " | awk '{print $2}')
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fi
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fi
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;;
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esac
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if [ -n "$ipaddr" ]; then
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if [ "$1" = "t" ]; then
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printf "%s" "$ipaddr"
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else
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color b w k; printf "%s" "$ipaddr"; color --
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fi
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fi
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}
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# vi: syntax=sh ts=4 noexpandtab
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