47 lines
1.1 KiB
Bash
Executable File
47 lines
1.1 KiB
Bash
Executable File
#!/bin/sh
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# Copyright (c) 2012-2016 Codenvy, S.A., Red Hat, Inc
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# All rights reserved. This program and the accompanying materials
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# are made available under the terms of the Eclipse Public License v1.0
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# which accompanies this distribution, and is available at
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# http://www.eclipse.org/legal/epl-v10.html
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# define network interface variable
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NETWORK_IF=
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# handle docker for windows/mac
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if uname -r | grep -q 'moby'; then
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if [ -d "/sys/class/net/hvint0" ]; then
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NETWORK_IF=hvint0
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elif [ -d "/sys/class/net/eth0" ]; then
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NETWORK_IF=eth0
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fi
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fi
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if test -z ${NETWORK_IF}; then
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for i in $( ls /sys/class/net ); do
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if [ ${i:0:3} = eth ] ;then
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NETWORK_IF=${i}
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fi
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done
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fi
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# if not found, consider native and use docker0
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if test -z ${NETWORK_IF}
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then
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if [ -d "/sys/class/net/docker0" ]; then
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NETWORK_IF="docker0"
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fi
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fi
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# if not found, throw error
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if test -z ${NETWORK_IF}; then
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echo unable to find a matching docker interface
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exit 1
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fi
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ip a show "${NETWORK_IF}" | \
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grep -e "scope.*${NETWORK_IF}" | \
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grep -v ':' | \
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cut -d/ -f1 | \
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awk '{print $2}'
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