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configs.js
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configs.js
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const fs = require("fs");
const path = require("path");
const logger = require("pino")({
prettyPrint: { colorize: true },
translateTime: false
});
const argv = require("yargs").argv;
const _ = require("lodash");
const { loadMetrics } = require("./metricsMethods");
let metrics;
/**
* configs
*
* Contains all methods responsible for all configs
*
* @author Henrique Dias (henrique.dias@feedzai.com)
*/
let config = {};
/**
* Opens the `file`(with full path) containing returns his parsed contents
* @param {string} file
* @returns {Object | undefined}
*/
function loadConfigFromFile(file) {
try {
const configs = JSON.parse(fs.readFileSync(file, "utf8"));
// TODO garantir que a estrutura do ficheiro é a correta
return configs;
} catch (err) {
logger.error(`Error trying to load '${file}' `);
return undefined;
}
}
/**
* Loads the username and password passed by cli
*/
function loadPipelineKeys() {
if (_.isString(argv.username) && _.isString(argv.password)) {
if (_.isUndefined(config.elastic)) {
config.elastic = {};
}
config.elastic.username = argv.username;
config.elastic.password = argv.password;
}
}
/**
* Returns the rate limit configurations
* @returns {object}
*/
function getElasticRateLimit() {
if (_.isObject(config.elastic) && _.isObject(config.elastic["rate-limit"])) {
return config.elastic["rate-limit"];
}
return null;
}
/**
* Responsible to load the configs, if config file passed by argument, overrides default values
* @param {string} defaultFile
*/
function loadConfigs(defaultFile) {
// tries to load default config from file
config = loadConfigFromFile(defaultFile);
// if file not found, tries to load file specified with args
if (!_.isObject(config) && !_.isString(argv.file)) {
logger.error(`You must specify the config file via args or place it on ${defaultFile}`);
throw new Error("You must specify the config file via args");
} else if (_.isObject(config)) {
logger.info(`Default '${defaultFile}' loaded with success`);
}
// if local config detected, overrides default
const local = loadConfigFromFile(path.join(`${__dirname}`, "../fe-analyzer-config.json"));
if (_.isObject(local)) {
_.assign(config, local);
} else {
logger.warn("Local config not detected...");
}
// if any config specified, overrides default and local
if (_.isString(argv.file)) {
if (!_.isObject(loadConfigFromFile(argv.file))) {
logger.error("File specified via arg was not found or is not valid. Trying to load default..");
if (!_.isObject(loadConfigFromFile(defaultFile))) {
logger.error("Error opening default file... Now exiting ");
throw new Error("Error opening default file... Now exiting ");
} else {
logger.info("Default config loaded with success");
}
} else {
logger.info(`manual file: ${argv.file} loaded with success`);
}
}
}
/**
* Returns the factor specified in the CLI
* @returns {number}
*/
function getCommitFactor() {
if (_.isNumber(argv.factor) && argv.factor > 0) {
return argv.factor;
}
return 1;
}
/**
* Checks if the history flag was specified
* @returns {boolean}
*/
function isHistoryActivated() {
if (argv.history) {
return true;
}
return false;
}
/**
* Returns auth keys for elasticsearch
* @returns {object}
*/
function getElasticKeys() {
return config.elastic;
}
/**
* Returns an object with all the email configuration
* @returns {Object}
*/
function getEmailConfig() {
return config.reporters.email;
}
/**
* Returns an object with all recipients that will receive stats through email
* @returns {Object}
*/
function getEmailRecipients() {
return getEmailConfig().recipients.map((person) => {
return person.email;
});
}
/**
* Returns all repos being analyzed
* @returns {Array}
*/
function getRepoList() {
return config.repos;
}
/**
* Returns the folder where all metrics are located
* @returns {Object}
*/
function getMetricsFolder() {
return config["metrics-folder"];
}
/**
* Retrieves all active reporters
* @returns {Array}
*/
function getAtiveReporters() {
return config.reporters.active;
}
/**
* Returns json reporter config
* @returns {Object}
*/
function getJsonReporter() {
return config.reporters.json;
}
/**
* Returns the location for the formated file output
* @returns {string}
*/
function getFormatedFileLocation() {
return config.reporters["formated-file"];
}
/**
* Returns elasticsearch info in the config file
* @returns {object}
*/
function getElasticReporter() {
return config.reporters.elastic;
}
/**
* Loads the configuration from the config project and cli arguments
* @returns {void}
*/
function loadStandaloneConfig() {
loadPipelineKeys();
const configPath = `${process.cwd()}/.repo-analyzer`;
if (!fs.existsSync(configPath)) {
const fdzConfig = {
extends: "@feedzai/feedzai-config"
};
fs.writeFileSync(configPath, JSON.stringify(fdzConfig));
}
try {
const configs = JSON.parse(fs.readFileSync(configPath, "utf8"));
const conf = require(configs.extends);
metrics = conf.metrics;
if (_.isArray(configs.ignore)) {
let filtered = metrics;
filtered = filtered.filter((Metric) => {
const current = new Metric({}, "", {});
return !configs.ignore.includes(current.info().name);
});
metrics = filtered;
}
// loads the metrics into the tool
loadMetrics(metrics);
config.reporters = conf.reporters;
config.elastic = conf.reporters.elastic;
loadPipelineKeys();
} catch (err) {
logger.log(err);
logger.error("Error trying to load config ");
return undefined;
}
}
/**
* Returns all metrics loaded
* @returns {Array}
*/
function getMetrics() {
return metrics;
}
module.exports = {
loadConfigs,
getEmailConfig,
getEmailRecipients,
getRepoList,
getMetricsFolder,
getAtiveReporters,
getJsonReporter,
getFormatedFileLocation,
getElasticReporter,
getElasticKeys,
getElasticRateLimit,
getCommitFactor,
isHistoryActivated,
loadStandaloneConfig,
getMetrics
};