Ghost on Fly.io

ghost_on_flyio.sh

# Prompt for app name
read -p "Enter App Name: " appname </dev/tty && \
# Heredoc wrapper for tidyness (starting now, because we can't seem to prompt for input within heredoc)
bash << EOF
# Inspect script first if you are leery of pipe-to-bash
curl -L https://fly.io/install.sh | sh
# This will open a browser, where you can enter a username and password, and your credit card (which is required even for free tier, for fraud prevention).
flyctl auth signup
# Create a directory for the project and enter it, since the next command will output a file
mkdir ghost-flyio && cd ghost-flyio
# Create an app -- using Ghost Dockerfile, Seattle region, and app name prompted for earlier -- but don't deploy it
echo | flyctl launch --name $appname --image=ghost:5-alpine --region sea --no-deploy
# Provision a volume for Ghost's content and SQLite Database. 
# Size can be up to 3GB and still fit in the free plan, but 1GB will be enough for starters.
flyctl volumes create ghost_data --region sea --size 1
# Install sed (stream editor), if it isn't already installed
sudo apt install sed
# Update the port to Ghost's default (2368)
sed -i 's/internal_port = 8080/internal_port = 2368/g' fly.toml
# Append info about where to find the persistent storage to fly.toml
cat >> fly.toml << BLOCK
[mounts]
  source="ghost_data"
  destination="/var/lib/ghost/content"
BLOCK
# Set Ghost url
flyctl secrets set url=https://$appname.fly.dev
# Since we're using SQLite, we need to set ghost to run in development mode
flyctl secrets set -a $appname NODE_ENV=development
# Put the SQLite DB somewhere where it doesn't get overwritten on redeploy...
fly secrets set database__connection__filename=/var/lib/ghost/content/data/ghost-dev.db
# Boom! We're airborne.
flyctl launch
# End our bash Heredoc
EOF