15 lines
326 B
Bash
Executable file
15 lines
326 B
Bash
Executable file
#!/bin/bash
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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 "$IP" \
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| sed 's/\.$//')"
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# Set hostname and renew DHCP lease
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sudo hostnamectl set-hostname "${HOSTNAME}"
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sudo dhclient -r
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sleep 1
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sudo dhclient
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