23 lines
444 B
Text
Executable file
23 lines
444 B
Text
Executable file
## .update_network ##
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#!/bin/env bash
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#
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## Connect to network and update hostname
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# Connect
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connect-to-network
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sleep 2s
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IP="$(ip a show scope global \
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| grep inet \
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| head -1 \
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| sed -r 's#.*inet ([0-9]+.[0-9]+.[0-9]+.[0-9]+.)/.*#\1#')"
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HOSTNAME="$(dig +noall +answer +short -x "$IP" \
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| grep -v ';' \
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| head -1 \
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| sed 's/\.$//')"
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# Set hostname
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if [[ "${HOSTNAME:+x}" ]]; then
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sudo hostnamectl set-hostname "${HOSTNAME}"
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fi
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