notatio/wait-for-postgres.sh

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2023-11-21 04:10:40 +00:00
#!/bin/sh
host="$1"
port="$2"
shift 2
cmd="$@"
until nc -z -v -w1 "$host" "$port"; do
>&2 echo "PostgreSQL is unavailable - sleeping"
sleep 5
done
>&2 echo "PostgreSQL is up - executing command"
exec $cmd