#!/bin/bash
set -e
set -o pipefail

LOG="$PWD/my.log"
cleanup() {
   network_up
}

network_up() {
    sudo ifup eth0
}

network_down() {
    sudo ifdown eth0
}

msg() { echo "$@" >> "$LOG"; echo "$@" 1>&2; }
run() {
    local envcmd="" n=$SECONDS
    msg "[start]" "${@}"
    "$@"
    r=$?
    msg "[finished ret=$r took=$(($SECONDS-n))]" "$@"
    return $r
}

trap cleanup EXIT

npm_install=( npm --cache-min=Infinity install azure-cli )

# do it as would be in the pull section
network_up
rm -Rf pull
mkdir pull
msg pull network-up
( cd pull && run "${npm_install[@]}" ) 2>&1 | tee pull.log

msg build network-down
network_down
rm -Rf build
mkdir build
( cd build && run "${npm_install[@]}" ) 2>&1 | tee build.log