@metacall/faas
Version:
Reimplementation of MetaCall FaaS platform written in TypeScript.
129 lines (128 loc) • 5.24 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.fetchFileList = exports.fetchBranchList = exports.fetchFilesFromRepo = void 0;
const fs_1 = require("fs");
const path_1 = __importStar(require("path"));
const app_1 = require("../app");
const appError_1 = __importDefault(require("../utils/appError"));
const config_1 = require("../utils/config");
const exec_1 = require("../utils/exec");
const catch_1 = require("./catch");
const dirName = (gitUrl) => String(gitUrl.split('/').pop()).replace('.git', '');
const deleteRepoFolderIfExist = async (path, url) => {
const folder = dirName(url);
const repoFilePath = path_1.join(path, folder);
await fs_1.promises.rm(repoFilePath, { recursive: true, force: true });
};
const handleRunners = async (repoPath) => {
const runners = [];
const files = await fs_1.promises.readdir(repoPath);
for (const file of files) {
const fullPath = path_1.default.join(repoPath, file);
const stat = await fs_1.promises.stat(fullPath);
if (file === 'requirements.txt')
runners.push('python');
if (file === 'package.json')
runners.push('nodejs');
if (stat.isDirectory()) {
await handleRunners(fullPath);
}
}
return runners;
};
exports.fetchFilesFromRepo = catch_1.catchAsync(async (req, res, next) => {
const { branch, url } = req.body;
const resource = {
id: '',
path: '',
jsons: [],
runners: []
};
try {
await deleteRepoFolderIfExist(config_1.appsDirectory, url);
}
catch (err) {
return next(new appError_1.default('error occurred in deleting repository directory', 500));
}
try {
// Clone the repository into the specified directory
await exec_1.exec(`git clone --single-branch --depth=1 --branch ${branch} ${url} ${path_1.join(config_1.appsDirectory, dirName(url))}`);
}
catch (err) {
return next(new appError_1.default('Error occurred while cloning the repository', 500));
}
const id = dirName(req.body.url);
resource.id = id;
resource.path = path_1.join(config_1.appsDirectory, id);
const detectedRunners = await handleRunners(resource.path);
if (detectedRunners.length > 0) {
resource.runners = detectedRunners;
}
else {
console.warn('No runners detected');
}
// Create a new Application instance and assign the resource to it
const application = new app_1.Application();
application.resource = Promise.resolve(resource);
app_1.Applications[id] = application;
return res.status(201).send({ id });
});
exports.fetchBranchList = catch_1.catchAsync(async (req, res, next) => {
try {
const { url } = req.body;
// list remote branches for the repository
const { stdout } = await exec_1.exec(`git ls-remote --heads ${url}`);
// Parse branches from the command output
const branches = stdout
.trim()
.split('\n')
.map(line => line.split('refs/heads/')[1])
.filter(Boolean);
return res.status(200).json({ branches });
}
catch (err) {
next(new appError_1.default('Error fetching branch list', 500));
}
});
exports.fetchFileList = catch_1.catchAsync(async (req, res, next) => {
const { url, branch } = req.body;
const repoDir = dirName(url);
const repoPath = `${config_1.appsDirectory}/${repoDir}`;
try {
// Delete existing repo folder if it exists
await deleteRepoFolderIfExist(config_1.appsDirectory, url);
// Clone the repository
await exec_1.exec(`git clone ${url} ${repoPath} --depth=1 --no-checkout`);
// List files in the specified branch
const { stdout } = await exec_1.exec(`cd ${repoPath} && git ls-tree -r ${branch} --name-only`);
const files = stdout.trim().split('\n').filter(Boolean);
// Clean up the cloned repository
await fs_1.promises.rm(repoPath, { recursive: true, force: true });
return res.status(200).json({ files });
}
catch (err) {
return next(new appError_1.default('Error fetching file list from repository', 500));
}
});