Minetest-WorldEditAdditions/build.sh

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#!/usr/bin/env bash
set -e;
# current_branch="$(git rev-parse --abbrev-ref HEAD)";
is_main="$(git branch --contains HEAD | awk '/HEAD/ { next } /dev/ { print $1 }')";
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if [[ "${1}" == "ci" ]] && [[ -n "${is_main}" ]]; then
echo "Skipping build, because this commit does not appear to be on the 'dev' branch, and we only deploy commits on the 'main' branch.";
fi
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# This script's purpose is to execute CI build tasks for WorlEditAdditions.
#
# Currently this involves building the website & uploading it to the web
# server (though the upload obviously requires an SSH key).
#
# You do NOT need to run this script to use WorldEditAdditions - only to build
# the website.
# If you try and submit malware to this file, you WILL receive a PERMANENT BAN,
# and I WILL report you to all the places I possibly can.
deploy_ssh_user="ci";
deploy_ssh_host="starbeamrainbowlabs.com";
deploy_ssh_port="2403";
deploy_root_dir="WorldEditAdditions";
# Make sure $WORKSPACE is set to ensure compatilibity with a regular shell
# This is important until we get our CI server back up and running
WORKSPACE="${WORKSPACE:-$PWD}";
###############################################################################
log_msg() {
echo "[ $SECONDS ] >>> $*" >&2;
}
# $1 - Command name to check for
check_command() {
set +e;
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command -v "$1" >/dev/null 2>&1; exit_code="$?";
if [[ "${exit_code}" -ne 0 ]]; then
log_msg "Error: Couldn't locate $1. Make sure it's installed and in your path.";
fi
set -e;
}
###############################################################################
log_msg "WorldEditAdditions build script starting";
log_msg "You do NOT need to run this script to use WorldEditAdditions - this script is for my Continuous Integration server to build and deploy the website :-)";
check_command node;
check_command npm;
check_command npx;
check_command cat;
check_command sftp;
check_command lftp;
if [[ -z "${SSH_KEY_PATH}" ]]; then
echo "Error: SSH_KEY_PATH environment variable is not set.";
exit 1;
fi
temp_dir="$(mktemp --tmpdir -d "WorldEditAdditions-XXXXXXX")";
on_exit() {
rm -rf "${temp_dir}";
}
trap on_exit EXIT;
###############################################################################
cd "./.docs" || { echo "Failed to cd into ./.docs"; exit 1; };
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log_msg "Installing website dependencies";
npm install;
log_msg "Building website";
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# This causes the eleventy docs site to minify stuff
# Note that this is NOT before the npm install, as npm doesn't install everything if we do that
export NODE_ENV=production;
export MAX_CONCURRENT=2; # Resizing 10 images at once is not going to end well on a raspberry pi
npm run build;
if [[ ! -d "_site" ]]; then
log_msg "Error: No website build output generated (eh?)";
exit 1;
fi
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if [[ -n "${ARCHIVE}" ]]; then
log_msg "Archiving content";
check_command tar;
check_command gzip;
cd "_site" || { echo "Failed to cd into _site"; exit 1; };
tar -caf "${ARCHIVE}/WorldEditAdditions-website.tar.gz" .;
log_msg "Archived to ${ARCHIVE}/WorldEditAdditions-website.tar.gz:";
ls -lh "${ARCHIVE}/WorldEditAdditions-website.tar.gz";
cd ".." || { echo "Failed to parent directory again"; exit 1; };
fi
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log_msg "Acquiring upload lock";
# Acquire an exclusive project-wide lock so that we only upload stuff one-at-a-time
exec 9<"${WORKSPACE}";
flock --exclusive 9;
log_msg "Deploying to server";
# Actions:
# [sftp] 1. Connect to remote server
# [sftp] 2. Upload new files
# [lftp] 4. Swap in new directory
# [lftp] 5. Delete old directory
sftp -i "${SSH_KEY_PATH}" -P "${deploy_ssh_port}" -o PasswordAuthentication=no "${deploy_ssh_user}@${deploy_ssh_host}" << SFTPCOMMANDS
mkdir ${deploy_root_dir}/www-new
put -r _site/* ${deploy_root_dir}/www-new
bye
SFTPCOMMANDS
lftp_commands_filename="${temp_dir}/commands.lftp";
(
echo "set sftp:connect-program 'ssh -x -i ${SSH_KEY_PATH}'";
# We have an extra : before the @ here to avoid the password prompt
echo "connect sftp://${deploy_ssh_user}:@${deploy_ssh_host}:${deploy_ssh_port}";
echo "mv \"${deploy_root_dir}/www\" \"${deploy_root_dir}/www-old\"";
echo "mv \"${deploy_root_dir}/www-new\" \"${deploy_root_dir}/www\"";
echo "rm -r \"${deploy_root_dir}/www-old\"";
echo "bye";
) >"${lftp_commands_filename}";
lftp --version;
cat "${lftp_commands_filename}";
lftp -f "${lftp_commands_filename}";
exit_code=$?
log_msg "Releasing lock";
exec 9>&- # Close file descriptor 9 and release the lock
log_msg "Complete!";