18 lines
207 B
Bash
18 lines
207 B
Bash
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#!/bin/sh
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set -e
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host="$1"
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shift
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port="$1"
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shift
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cmd="$@"
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while ! nc -vz $host $port; do
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>&2 echo "waiting for $host:$port..."
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sleep 1
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done
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>&2 echo "$host:$port is up - executing command"
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exec $cmd
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