#!/bin/bash

cmd="$*"

# Build a temporary hosts file without comments (# ...) and blank lines
tmp_hosts=$(mktemp)
trap 'rm -f "$tmp_hosts"' EXIT
sed -e 's/#.*$//' -e 's/[[:space:]]*$//' -e '/^[[:space:]]*$/d' /app/host_vars/hosts > "$tmp_hosts"

echo "Running on hosts: $(tr '\n' ' ' < "$tmp_hosts")"
echo "Command: $cmd"

pssh -h "$tmp_hosts" -t 0 "$cmd"