Debug serverless driver in Chrome + Wireshark from any AWS region

install.txt

# using AWS Lightsail, Ubuntu 20.04
# in dashboard, allow TCP on port 5901


sudo apt update && sudo apt upgrade -y && sudo apt install -y \
  tigervnc-standalone-server tigervnc-xorg-extension \
  xfce4 wireshark node  # pick any window mgr, say yes to non-root packet capture


# set up VNC

vncserver  # choose password
vncserver -kill :1

echo '#!/bin/sh

unset SESSION_MANAGER
unset DBUS_SESSION_BUS_ADDRESS

/usr/bin/startxfce4

[ -x /etc/vnc/xstartup ] && exec /etc/vnc/xstartup
[ -r $HOME/.Xresources ] && xrdb $HOME/.Xresources
x-window-manager &
' > ~/.vnc/xstartup

chmod +x ~/.vnc/xstartup

vncserver -localhost no -geometry 1600x800 -depth 16 :1

# connect using e.g. Apple Screen Sharing to <IP>:5901


# set up Chrome

wget https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb \
  && sudo apt install -y ./google-chrome-stable_current_amd64.deb \
  && rm google-chrome-stable_current_amd64.deb


# set up Wireshark + TLS

sudo usermod -aG wireshark ubuntu
sudo reboot  # wireshark won't find interfaces until you do

SSLKEYLOGFILE=~/sslkeylog google-chrome &

# Wireshark: eth0, capture filter 'port 443'
# Edit > Preferences > Protocols > TLS > (Pre)-Master-Secret log filename


# set up node + serverless driver

curl -fsSL https://deb.nodesource.com/setup_18.x | sudo -E bash - && sudo apt-get install -y nodejs

git clone https://github.com/neondatabase/serverless.git
cd serverless

nano .dev.vars  # paste in NEON_DB_URL and MY_DB_URL

npm install
npm run start