#!/bin/bash
 
 # Script to create latest swagger spec.

 source "$(dirname "${BASH_SOURCE}")/lib/init.sh"

 
 # Open port scanning

 os::log::info "Checking open ports ('sudo openshift start' should already be running)"

 
 # 53 (DNS)
 # 4001,7001 (etcd)
 # 8443 (master, api, web)
 # 10250 (kubelet)
 expected_ports=(53 4001 7001 8443 10250 single-high-port-for-kubelet-api-proxy)
 
 open_ports=($(pgrep -f 'openshift|_output/local' | \
   while read pid; do
     sudo netstat -tulpn 2>/dev/null | grep $pid | \
     while read listening; do
       echo "$listening" | awk '{print $4}' | awk -F: '{print $NF}'
     done
   done | sort -n -u))
 

 if [[ "${#expected_ports[@]}" == "${#open_ports[@]}" ]]; then
     for (( i=0; i<${#expected_ports[@]}-1; i++ )); do
         if [[ "${expected_ports[i]}" != "${open_ports[i]}" ]]; then
             echo "Expected: ${expected_ports[@]}"
             echo "Open:     ${open_ports[@]}"
             exit 1
         fi
     done
     echo "Found expected ports open (${open_ports[@]})"
     exit 0

 else
     echo "Expected: ${expected_ports[@]}"
     echo "Open:     ${open_ports[@]}"
     exit 1
 fi