server-deploy-cli/utils/getConfig.js

connect server with ssh2-sftp-client, and publish local files to remote server or delete some files from the remote server or other operations you wanna do

/*
 * @Author: famous 
 * @Date: 2022-10-14 10:44:55 
 * @Last Modified by: famous
 * @Last Modified time: 2023-07-11 16:52:04
 */
// const path = require('path')
// const fs = require('fs')
// const extend = require('./extend')
// const defaultConfig = require('./defaultConfig')

import path from 'path'
import fs from 'fs'
import os from 'os'
import extend from './extend.js'
import defaultConfig from './defaultConfig.js'
import Log from './log.js'

export const getAbsPath = relativePath => {
    const deployExecDir = fs.realpathSync(process.cwd()) //命令执行时所在目录的路径
    return path.resolve(deployExecDir, relativePath) 
}

export const getConfig = async (deployConfigFileRelativePath = 'deploy.config.js') => {
    /**
     * @deployConfigFileRelativePath
     * 服务器连接、项目对应远程 nginx root 目录及本地打包目录等相关配置文件
     * 默认项目根目录同级的 deploy.config.js 文件为此配置文件
     * 也可通过命令参数传入(项目根目录的相对路径)，如： deploy-cli -c [deployConfigFileRelativePath]
     */
    const userConfigPath = getAbsPath(deployConfigFileRelativePath)
    let userConfig
    try {
        const { default: config } = await import(userConfigPath)
        userConfig = config
    } catch (error) {
        const systemType = os.type()
        const isWindows = systemType.indexOf('Windows') > -1
        /**
         * Error [ERR_UNSUPPORTED_ESM_URL_SCHEME]: Only URLs with a scheme in: file, data are supported by the default ESM loader. 
         * On Windows, absolute paths must be valid file:// URLs. Received protocol 'g:'
         * 
         * 以上报错是node在Windows系统中的bug，所以手动加上 file:///
         */
        if (error.toString().startsWith('Error [ERR_UNSUPPORTED_ESM_URL_SCHEME]:') && isWindows) {
            const userConfigEnvPath = `file:///${ userConfigPath }`
            const { default: config } = await import(userConfigEnvPath)
            userConfig = config
        } else {
            Log.error('%s', [error])
            return null
        }
    }
    // const { default: userConfig } = await import(userConfigEnvPath) 
    let servers = [].concat(userConfig.server)
    servers = servers.map( server => {
        return extend(true, {}, defaultConfig.server, server)
    })
    const deployConfig = Object.assign({}, defaultConfig, userConfig, {server: servers})

    return deployConfig
}