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2 Commits

Author SHA1 Message Date
Josh Guyette 33d57752aa code clean-up 2024-02-12 07:48:32 -06:00
Josh Guyette bd6b2e24fe code clean-up 2024-02-12 07:36:37 -06:00
1 changed files with 258 additions and 155 deletions

413
ngenv
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@ -6,6 +6,54 @@ const { spawn, exec } = require("child_process");
const commandLineArgs = require("command-line-args");
const ngrok = require("ngrok");
/************************************************** Global **************************************************/
// Get the command line options
const scriptName = path.basename(process.argv[1]);
const actionVerb = process.argv[2];
const options =
(actionVerb && actionVerb !== "--help") || !actionVerb === "-h"
? getOptions()
: {};
function getOptions() {
const optionDefinitions = [
{ name: "proto", alias: "P", type: String },
{ name: "port", alias: "p", type: Number },
{ name: "env", alias: "e", type: String },
{ name: "verbose", alias: "v", type: Boolean, defaultValue: false },
{ name: "help", alias: "h", type: Boolean },
];
try {
// Parse options, skipping the first three arguments ('node', script name and verb)
const options = commandLineArgs(optionDefinitions, {
argv: process.argv.slice(3),
});
return options;
} catch (err) {
console.error(err.message);
process.exit(1);
}
}
if (options.verbose) console.log("Options:", options);
// Find the .env file
const dotEnvFile = findDotEnv(options?.env ?? ".env");
if (!dotEnvFile) {
console.error(
`The specified environment file was not found: ${options?.env ?? ".env"}`
);
process.exit(1);
}
if (options.verbose) console.log(`Using environment file: ${dotEnvFile}`);
// Walk the path to find .env file...
function findDotEnv(filename) {
const currentDir = findProjectFolder(filename);
return `${currentDir}/${filename}`;
}
// Check if the ngrok config file exists
const ngrokConfigFile = getNgrokConfig();
if (!ngrokConfigFile) {
console.error(
@ -13,14 +61,66 @@ if (!ngrokConfigFile) {
);
process.exit(1);
}
if (options.verbose) console.log(`Using ngrok config file: ${ngrokConfigFile}`);
function getNgrokConfig(pathOnly = false) {
const paths = [
os.homedir() + "/.ngrok2", // Newer versions of ngrok
os.homedir() + "/Library/Application Support/ngrok", // MacOS
os.homedir() + "/AppData/Local/ngrok", // Windows
os.homedir() + "/.config/ngrok", // Alternative location for linux
];
for (const p of paths) {
if (fs.existsSync(`${p}/ngrok.yml`)) {
return pathOnly ? p : `${p}/ngrok.yml`;
}
}
const projectFolder = findProjectFolder();
if (pathOnly) return null;
throw new Error(
"Ngrok config file not found. Try running 'ngrok authtoken <token>' in your terminal."
);
}
// Read the ngrok config file
const authToken = readNgrokConfig(ngrokConfigFile);
if (!authToken) {
console.error(
"No ngrok authtoken found! Run 'ngrok authtoken <token>' in your terminal."
);
process.exit(1);
}
function readNgrokConfig() {
const data = fs.readFileSync(ngrokConfigFile, "utf8");
let authToken;
// Convert string to string array, split at newlines
let lines = data.split("\n"); // string[]
// find the auth token (format: authtoken: token_goes_here)
lines.forEach((element) => {
const [name, value] = element.split(": ");
if (name === "authtoken") authToken = value;
});
// No token found
if (!authToken) {
// https://dashboard.ngrok.com/get-started/your-authtoken
return null;
}
return authToken;
}
// Setup the ngenv folder
const projectFolder = findProjectFolder(options?.env ?? ".env");
if (!projectFolder) {
console.error(
"No project folder found! Make sure there is a .env file in the project folder."
);
process.exit(1);
}
if (options.verbose) console.log(`Using project folder: ${projectFolder}`);
if (!fs.existsSync(`${projectFolder}/.ngenv`)) {
fs.mkdirSync(`${projectFolder}/.ngenv`);
}
@ -28,7 +128,161 @@ const lockFile = `${projectFolder}/.ngenv/running.lock`;
const outLogFile = `${projectFolder}/.ngenv/out.log`;
const errLogFile = `${projectFolder}/.ngenv/err.log`;
let authToken = null; // string || null
/******************************************* Startup *******************************************/
// Show the root help
if (!actionVerb || actionVerb === "--help" || actionVerb === "-h") {
rootHelp();
process.exit(0);
}
// Show the command specific help
if (options.help) {
commandHelp(actionVerb);
process.exit(0);
}
// Process command line arguments
switch (actionVerb) {
case "start":
// Spawn the background process
startBackgroundProcess();
break;
case "stop":
// Stop the background process
stopBackgroundProcess();
break;
case "clear":
// Clear the log files
clearLogs();
break;
case "logs":
// Display the log files
displayLogs();
break;
case "run":
case "background": {
// Set up the background process
if (actionVerb === "background") {
// Start-up for the background process
process.on("SIGTERM", () => {
console.log("Stopping background process...");
removeLockFile();
process.exit(0);
});
process.on("exit", (code) => {
console.log(`About to exit with code: ${code}`);
// Perform cleanup or final operations here
removeLockFile();
});
}
// Start the main process
main();
break;
}
default:
console.log(`Unknown command: ${actionVerb}`);
console.log(`Run '${scriptName} --help' for usage.`);
process.exit(1);
}
// Process command line arguments
if (actionVerb === "start") {
} else if (actionVerb === "stop") {
// Stop the background process
stopBackgroundProcess();
} else if (actionVerb === "clear") {
// Clear the log files
clearLogs();
} else if (actionVerb === "logs") {
// Display the log files
displayLogs();
// tailLogs();
} else if (actionVerb === "run" || actionVerb === "background") {
// Set up the background process
if (actionVerb === "background") {
// Start-up for the background process
process.on("SIGTERM", () => {
console.log("Stopping background process...");
removeLockFile();
process.exit(0);
});
process.on("exit", (code) => {
console.log(`About to exit with code: ${code}`);
// Perform cleanup or final operations here
removeLockFile();
});
}
// Start the main process
main();
} else {
rootHelp();
}
function rootHelp() {
console.log(`Usage: ${scriptName} [run|start|stop|logs|clear] [options]`);
console.log(`\nCommands:`);
console.log(` run\t\t\tRun the tunnel in the foreground.`);
console.log(` start\t\t\tStart the tunnel in the background.`);
console.log(` stop\t\t\tStop the background process if it's running.`);
console.log(` logs\t\t\tDisplay the output and error logs.`);
console.log(` clear\t\t\tClear the content of the output and error logs.`);
console.log(`\nOptions:`);
console.log(` -h, --help\t\tDisplay this help message.`);
console.log(`\nExample:`);
console.log(` ${scriptName} start\t\t# Starts the background process`);
}
function commandHelp(command) {
console.log(`Usage: ${scriptName} ${command} [options]`);
console.log(`\nOptions:`);
if (command === "start" || command === "run") {
console.log(
` -P, --proto\t\tProtocol to use (http|tcp|tls). Default is http.`
);
console.log(` -p, --port\t\tPort to use. Default is 3000.`);
console.log(` -e, --env\t\tEnvironment file to use. Default is .env.`);
console.log(` -v, --verbose\t\tShow verbose output.`);
}
console.log(` -h, --help\t\tDisplay this help message.`);
}
/******************************************* Main *******************************************/
async function main() {
// Get the ngrok config file path
let ngrokConfig = getNgrokConfig();
// Check if the ngrok config file exists
if (!fs.existsSync(ngrokConfig)) {
throw new Error("No ngrok config file found");
}
// Start ngrok
const proto = options?.proto ?? "http";
const addr = options?.port ? options.port : 3000;
try {
const url = await ngrok.connect({
authtoken: authToken,
proto,
addr,
onLogEvent: (data) => {
// console.log(data);
},
});
writeDotEnv(url); // Sync the .env file
console.log(`Started ngrok: protocol '${proto}', addr '${addr}'`);
console.log(`Your current ngrok url is ${url}.`);
console.log(`Your .env file has been updated.`);
} catch (err) {
console.error(err.message);
process.exit(1);
}
}
/******************************************* Functions *******************************************/
function isAlreadyRunning() {
return fs.existsSync(lockFile);
@ -131,151 +385,6 @@ function clearLogs() {
console.log("Log files cleared.");
}
function getOptions() {
const optionDefinitions = [
{ name: "proto", alias: "P", type: String },
{ name: "port", alias: "p", type: Number },
{ name: "env", alias: "e", type: String },
];
// Parse options, skipping the first three arguments ('node', script name and verb)
const options = commandLineArgs(optionDefinitions, {
argv: process.argv.slice(3),
});
return options;
}
// Process command line arguments
if (process.argv[2] === "start") {
// The result is only used in the background process, but the check is also done here, before the
// background process is started to prevent bad arguments from being passed to the background process.
getOptions();
// Spawn the background process
startBackgroundProcess();
} else if (process.argv[2] === "stop") {
// Stop the background process
stopBackgroundProcess();
} else if (process.argv[2] === "clear") {
// Clear the log files
clearLogs();
} else if (process.argv[2] === "logs") {
// Display the log files
displayLogs();
// tailLogs();
} else if (process.argv[2] === "run" || process.argv[2] === "background") {
if (process.argv[2] === "background") {
// Start-up for the background process
process.on("SIGTERM", () => {
console.log("Stopping background process...");
removeLockFile();
process.exit(0);
});
process.on("exit", (code) => {
console.log(`About to exit with code: ${code}`);
// Perform cleanup or final operations here
removeLockFile();
});
}
const options = getOptions();
backgroundMain(options);
} else {
const scriptName = path.basename(process.argv[1]);
console.log(`Usage: node ${scriptName} [run|start|stop|logs|clear]`);
console.log(`\nCommands:`);
console.log(
` start\t\tStart the background process if it's not already running.`
);
console.log(` stop\t\tStop the background process if it's running.`);
console.log(` logs\t\tDisplay the output and error logs.`);
console.log(` clear\t\tClear the content of the output and error logs.`);
console.log(`\nExample:`);
console.log(` node ${scriptName} start\t\t# Starts the background process`);
}
async function backgroundMain(options) {
// Get the ngrok config file path
let ngrokConfig = getNgrokConfig();
// Check if the ngrok config file exists
if (!fs.existsSync(ngrokConfig)) {
throw new Error("No ngrok config file found");
}
// Read the ngrok config file
try {
const { authToken } = readNgrokConfig(ngrokConfig);
global.authToken = authToken;
} catch (err) {
console.error(err);
process.exit(1);
}
// Start ngrok
const proto = options?.proto ?? "http";
const addr = options?.port ? options.port : 3000;
try {
const url = await ngrok.connect({
authtoken: authToken,
proto,
addr,
onLogEvent: (data) => {
// console.log(data);
},
});
writeDotEnv(url); // Sync the .env file
console.log(`Started ngrok: protocol '${proto}', addr '${addr}'`);
console.log(`Your current ngrok url is ${url}.`);
console.log(`Your .env file has been updated.`);
} catch (err) {
console.error(err.message);
process.exit(1);
}
}
function getNgrokConfig(pathOnly = false) {
const paths = [
os.homedir() + "/.ngrok2", // Newer versions of ngrok
os.homedir() + "/Library/Application Support/ngrok", // MacOS
os.homedir() + "/AppData/Local/ngrok", // Windows
os.homedir() + "/.config/ngrok", // Alternative location for linux
];
for (const p of paths) {
if (fs.existsSync(`${p}/ngrok.yml`)) {
return pathOnly ? p : `${p}/ngrok.yml`;
}
}
if (pathOnly) return null;
throw new Error(
"Ngrok config file not found. Try running 'ngrok authtoken <token>' in your terminal."
);
}
function readNgrokConfig(ngrokConfig) {
const data = fs.readFileSync(ngrokConfig, "utf8");
let authToken;
// Convert string to string array, split at newlines
let lines = data.split("\n"); // string[]
// find the auth token (format: authtoken: token_goes_here)
lines.forEach((element) => {
const [name, value] = element.split(": ");
if (name === "authtoken") authToken = value;
});
// No token found
if (!authToken) {
// https://dashboard.ngrok.com/get-started/your-authtoken
throw new Error("No ngrok authtoken found in the config file");
}
return { authToken };
}
function findProjectFolder(filename = ".env") {
// Walk the path to find .env file... options?.env
let currentDir = __dirname;
@ -297,12 +406,6 @@ function findProjectFolder(filename = ".env") {
return currentDir;
}
// Walk the path to find .env file...
function findDotEnv(filename = ".env") {
const currentDir = findProjectFolder(filename);
return `${currentDir}/${filename}`;
}
function readDotEnv(path) {
const data = fs.readFileSync(path, "utf8");
@ -314,7 +417,7 @@ function readDotEnv(path) {
function writeDotEnv(url) {
// Read the .env file
let lines = readDotEnv(findDotEnv());
let lines = readDotEnv(dotEnvFile);
// Rebuild lines with the new url
let found = false;
@ -340,5 +443,5 @@ function writeDotEnv(url) {
writeData = writeData.slice(0, writeData.length - 1);
// Write the new .env file
fs.writeFileSync(findDotEnv(), writeData);
fs.writeFileSync(dotEnvFile, writeData);
}