35 lines
889 B
Nix
35 lines
889 B
Nix
{ifplugd, config, writeScript, bash}:
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let
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# The ifplugd action script, which is called whenever the link
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# status changes (i.e., a cable is plugged in or unplugged). We do
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# nothing when a cable is unplugged. When a cable is plugged in, we
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# restart dhclient, which will hopefully give us a new IP address
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# if appropriate.
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plugScript = writeScript "ifplugd.action" "#! ${bash}/bin/sh
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if test \"$2\" = up; then
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initctl stop dhclient
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sleep 1
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initctl start dhclient
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fi
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";
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in
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{
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name = "ifplugd";
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extraPath = [ifplugd];
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job = "
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description \"Network interface connectivity monitor\"
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start on network-interfaces/started
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stop on network-interfaces/stop
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respawn ${ifplugd}/sbin/ifplugd --no-daemon --no-startup --no-shutdown \\
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${if config.networking.interfaceMonitor.beep then "" else "--no-beep"} \\
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--run ${plugScript}";
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}
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