update.sh

#!/usr/bin/env bash

# Change certain files, commit, and push.
# Helpful for testing the Mobu github integration.

set -euo pipefail

# Generate a random string
# https://unix.stackexchange.com/a/230676
sentinel=$(
  tr -dc A-Za-z0-9 </dev/urandom | head -c 13
  echo
)

# Leave some notebooks unchanged
files="not-a-notebook.txt simple_notebook_1.ipynb somedir/simple_notebook_2.ipynb"
exception_file="exceptions/exception_notebook_1.ipynb"
pr_branch="dfuchs-test-pr"
update_exception=false

# Parse commandline args
for arg in "${@}"; do
  if [ "${arg}" = "-e" ]; then
    update_exception=true
  elif [ "${arg}" = "-m" ]; then
    pr_branch=main
  fi
done

echo "Checking out branch: $pr_branch"
git checkout $pr_branch

for file in $files; do
  sed -i "s/:::.*:::/:::$sentinel:::/g" "$file"
done

# Conditionally update the notebook that intentionally blows up
if $update_exception; then
  echo "Changing intentionally bad notebook"
  sed -i "s/:::.*:::/:::$sentinel:::/g" $exception_file
  cat <<- 'END' > mobu.yaml
	exclude_dirs:
	  - some-dir
END
else
  cat <<- 'END' > mobu.yaml
	exclude_dirs:
	  - some-dir
	  - exceptions
END
fi

git add .
git commit -m "refresh $sentinel"
git push
echo "Sentinel: $sentinel"