18 lines
238 B
Bash
18 lines
238 B
Bash
|
#!/bin/sh
|
||
|
|
||
|
set -e
|
||
|
|
||
|
host="$1"
|
||
|
shift
|
||
|
port="$1"
|
||
|
shift
|
||
|
cmd="$@"
|
||
|
|
||
|
while ! nc -vz $host $port; do
|
||
|
>&2 echo "$host:$port is unavailable yet - waiting for it to start"
|
||
|
sleep 10
|
||
|
done
|
||
|
|
||
|
>&2 echo "$host:$port is up - executing command"
|
||
|
exec $cmd
|