http-tunnel-client/src/cli.ts

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import { Argument, InvalidArgumentError, program } from "commander";
import * as fs from "fs";
import * as os from "os";
import * as path from "path";
import { initConfigFileClient, startClient } from "./api";
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import { PROFILE_DEFAULT, PROFILE_PATH, SERVER_DEFAULT_URL, TOKEN_FREE } from "./constant";
import { createProxyServer } from "./proxy";
import { createProxyServer as createProxyTCPServer } from "./proxy_tcp";
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import { getTokenFree } from './sdk';
import { generateUUID, isValidHost, isValidUrl } from "./util";
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const packageInfo = require("../package.json");
program
.name("hlt")
.description(
"CUBETIQ HTTP tunnel client with free access for local tunneling"
)
.version(`v${packageInfo.version}`);
// init
program
.command("init")
.description("generate a new client and token with free access")
.option("-s --server <string>", "setting server url", SERVER_DEFAULT_URL)
.option(
"-t --token <string>",
"setting token (default generate FREE access token)",
""
)
.option("-a --access <string>", "setting token access type", TOKEN_FREE)
.option("-c --client <string>", "setting client (auto generate uuid)")
.option(
"-k --key <string>",
"setting client api key for authentication access"
)
.option("-p --profile <string>", "setting profile name", PROFILE_DEFAULT)
.option("-f --force", "force to generate new client and token", false)
.action(async (options) => {
initConfigFileClient(options);
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});
// start
program
.command("start")
.description("start a connection with specific port")
.argument("<port> | <address>", "local server port number or address", (value) => {
if (isValidHost(value)) {
return value;
}
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const port = parseInt(value, 10);
if (isNaN(port)) {
throw new InvalidArgumentError("Not a number or valid address.");
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}
return port;
})
.option("-s, --suffix <string>", "suffix for client name")
.option(
"-K, --keep_connection <boolean>",
"keep connection for client and old connection will be closed (override connection)",
true
)
.option(
"-k --key <string>",
"setting client api key for authentication access"
)
.option("-a, --access <string>", "access type (FREE)", TOKEN_FREE)
.option("-p, --profile <string>", "profile name", PROFILE_DEFAULT)
.option("-h, --host <string>", "local host value", "localhost")
.option("-o, --origin <string>", "change request origin")
.action((portOrAddress, options) => {
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startClient({
port: portOrAddress,
address: portOrAddress,
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options,
})
});
// config
program
.command("config")
.description("create and update config file for connection")
.addArgument(
new Argument("<type>", "config type").choices([
"access",
"token",
"server",
"client",
"key",
])
)
.argument("<value>", "config value")
.option("-p --profile <string>", "setting profile name", PROFILE_DEFAULT)
.action(async (type, value, options) => {
if (!type) {
console.error("type config is required!");
return;
}
const configDir = path.resolve(os.homedir(), PROFILE_PATH);
if (!fs.existsSync(configDir)) {
fs.mkdirSync(configDir);
console.log(`config file ${configDir} was created`);
}
let config: any = {};
const configFilename = `${options.profile}.json`;
const configFilePath = path.resolve(configDir, configFilename);
if (fs.existsSync(configFilePath)) {
config = JSON.parse(fs.readFileSync(configFilePath, "utf8"));
}
if (!config.server) {
config.server = SERVER_DEFAULT_URL;
}
// Error Code status
let errorCode = 0;
if (type === "token" || type === "jwt") {
config.token = value;
} else if (type === "server") {
config.server = value;
} else if (type === "clientId" || type === "client") {
if (!value || value === "" || value === "new") {
config.clientId = generateUUID();
} else {
config.clientId = value;
}
console.log(`client: ${config.clientId} was set to config`);
} else if (type === "apiKey" || type === "key") {
config.apiKey = value;
} else if (type === "access") {
config.access = (value && value.toUpperCase().trim()) || TOKEN_FREE;
// FREE
if (config.access === TOKEN_FREE) {
await getTokenFree(config.server)
.then((resp: any) => {
if (resp.data?.token) {
config.token = resp.data?.token;
} else {
errorCode = 1;
console.error("Generate free token failed, return with null or empty from server!", resp);
return;
}
})
.catch((err: any) => {
errorCode = 1;
console.error("cannot get free token from server", err);
return;
});
}
}
if (!config.clientId && config.apiKey) {
config.clientId = config.apiKey;
}
if (errorCode === 0) {
fs.writeFileSync(configFilePath, JSON.stringify(config, null, 2));
console.log(`${type} config saved successfully to: ${configFilePath}`);
}
});
// config
program
.command("config-get")
.description("get type from config file")
.addArgument(
new Argument("<type>", "config type").choices([
"access",
"token",
"server",
"client",
"key",
])
)
.option("-p --profile <string>", "setting profile name", PROFILE_DEFAULT)
.action(async (type, options) => {
if (!type) {
console.error("type config is required!");
return;
}
const configDir = path.resolve(os.homedir(), PROFILE_PATH);
if (!fs.existsSync(configDir)) {
console.log(`config file ${configDir} not found`);
return;
}
let config: any = {};
const configFilename = `${options.profile}.json`;
const configFilePath = path.resolve(configDir, configFilename);
if (fs.existsSync(configFilePath)) {
config = JSON.parse(fs.readFileSync(configFilePath, "utf8"));
} else {
console.log(`config file ${configFilePath} not found`);
return;
}
if (type === "token" || type === "jwt") {
console.log(config.token);
} else if (type === "server") {
console.log(config.server);
} else if (type === "clientId" || type === "client") {
console.log(config.clientId);
} else if (type === "apiKey" || type === "key") {
console.log(config.apiKey);
} else if (type === "access") {
console.log(config.access);
} else {
console.log('no config found for type: "' + type + '"');
}
});
// proxy
program
.command("proxy")
.description("start a proxy server with specific port")
.argument("<port>", "local server port number", (value) => {
const port = parseInt(value, 10);
if (isNaN(port)) {
throw new InvalidArgumentError("Not a number.");
}
return port;
})
.argument("<target>", "target server url (https://google.com) or tcp (tcp://127.0.0.1:8080 or 127.0.0.1:8080)", (value) => {
// Validate target
if (!value) {
throw new InvalidArgumentError("Target is required.");
}
// Check if target is url
if (value.indexOf("http") === 0 || value.indexOf("https") === 0) {
if (isValidUrl(value)) {
return value;
}
throw new InvalidArgumentError("Target is not a valid url.");
}
if (value.indexOf("tcp") === 0) {
// Remove tcp prefix from target
const t = value.substring(6); // remove tcp prefix (tcp://)
if (isValidHost(t)) {
return value;
}
throw new InvalidArgumentError("Target is not a valid tcp host.");
}
// Check if target is host with port (tcp)
const target = value.split(":");
if (target.length === 2) {
const port = parseInt(target[1], 10);
if (isNaN(port)) {
throw new InvalidArgumentError("Target port is not a number.");
}
return `tcp://${value}`;
}
if (isValidHost(value)) {
return `tcp://${value}`
}
throw new InvalidArgumentError("Target is not a url or host with port.");
})
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.option("-p --profile <string>", "setting profile name for connect with hlt server (proxy with current local port)")
.action((port, target, options) => {
const isTcp = target.indexOf("tcp") === 0;
if (isTcp) {
console.log("[TCP] Start proxy server with port:", port, "and target:", target);
const t = target.substring(6); // remove tcp prefix (tcp://)
const targetHost = t.split(":")[0];
const targetPort = parseInt(t.split(":")[1], 10);
const proxy = createProxyTCPServer(targetHost, targetPort, {
proxyPort: port,
});
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onConnectProxy(port, options);
proxy.on("error", (err) => {
console.error("Proxy server error:", err);
});
proxy.on("close", () => {
console.log("Proxy server closed");
});
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} else {
console.log("[HTTP/HTTPS] Start proxy server with port:", port, "and target:", target);
const proxy = createProxyServer(target, {
proxyPort: port,
});
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onConnectProxy(port, options);
proxy.on("error", (err) => {
console.error("Proxy server error:", err);
});
proxy.on("close", () => {
console.log("Proxy server closed");
});
}
});
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const onConnectProxy = (port: number, options: any) => {
if (options?.profile) {
console.log(`Start proxy: ${port} via hlt client with profile: ${options.profile}`);
startClient({
port,
options,
})
}
}
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program.parse();