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14 lines
460 B
Bash
Executable File
14 lines
460 B
Bash
Executable File
#!/bin/sh
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# Heartbeat service for the VT1200 soak test.
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#
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# A LAT service that prints nothing is indistinguishable from a dead terminal
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# (both look like a blank window). This prints a timestamp every 20 s so the
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# screen tells us -- and the wire tells us -- whether the terminal is alive.
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printf 'alive %s -- soak running\r\n' "$(date +%H:%M:%S)"
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i=0
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while :; do
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i=$((i + 1))
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sleep 20
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printf 'alive %s tick %d\r\n' "$(date +%H:%M:%S)" "$i"
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done
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