philomena/post-receive

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#!/usr/bin/env bash
# Set up environment
source ~/bin/philomena-env
read oldrev newrev ref
echo "Updating $oldrev -> $newrev ($ref)"
# Clear variable set to '.' so git commands don't complain
unset GIT_DIR
cd ~/philomena
die() {
echo "$*" 1>&2
exit 1
}
if git diff --name-only $oldrev $newrev | grep "^mix.exs"; then
echo "Fetching deps"
mix deps.get || die "mix failed to update"
fi
# Run migrations
if git diff --name-only $oldrev $newrev | grep "^priv/repo/migrations"; then
echo "Running database migrations"
mix ecto.migrate || die "ecto.migrate failed"
fi
# Compile assets
if git diff --name-only $oldrev $newrev | grep "^assets/"; then
echo "Compiling assets"
npm run deploy --prefix ./assets
mix phx.digest || die "assets compile failed"
fi
# Generate release name to always be the current timestamp so that
# it will be considered an upgrade
export PHILOMENA_VERSION="0.1.$(date +%s)"
mix distillery.release --upgrade || die "failed to generate release"
_build/prod/rel/philomena/bin/philomena upgrade $PHILOMENA_VERSION || die "failed to upgrade app; log in to the server and restart the app manually"