sardines-service-provider-http
Version:
A built-in service provider for sardines.js
334 lines (333 loc) • 15.2 kB
JavaScript
"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.HttpServiceProviderServer = exports.validatePath = exports.defaultSettings = void 0;
var sardines_core_1 = require("sardines-core");
var Koa = require("koa");
var formidable = require("formidable");
var Cors = require("koa2-cors");
var Router = require("koa-router");
var bodyParser = function (opt) {
return function (ctx, next) {
return __awaiter(this, void 0, void 0, function () {
var form, key;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
form = (new formidable.IncomingForm());
for (key in opt) {
form[key] = opt[key];
}
return [4, new Promise(function (reslove, reject) {
form.parse(ctx.req, function (err, fields, files) {
if (err) {
reject(err);
}
else {
ctx.request.body = fields;
ctx.request.files = files;
reslove();
}
});
})];
case 1:
_a.sent();
return [4, next()];
case 2:
_a.sent();
return [2];
}
});
});
};
};
exports.defaultSettings = {
host: '0.0.0.0',
port: 80,
protocol: sardines_core_1.Http.Protocol.HTTP,
root: '/',
bodyParser: {
formLimit: '10mb',
jsonLimit: '10mb',
textLimit: '10mb',
},
safeGuard: true,
cors: {
credentials: true,
},
syslog: true,
public: {
protocol: sardines_core_1.Http.Protocol.HTTP,
host: '127.0.0.1',
root: '/',
port: 80,
},
catcher: function (err, ctx, statusCode) { return __awaiter(void 0, void 0, void 0, function () {
return __generator(this, function (_a) {
ctx.status = statusCode || 200;
ctx.body = sardines_core_1.utils.unifyErrMesg(err, 'service provider', 'server wide error catcher');
return [2];
});
}); },
};
exports.validatePath = function (path) {
if (!path)
return '/';
if (path[0] !== '/')
return "/" + path;
return path;
};
var validateRoot = function (rootPath) {
var result = exports.validatePath(rootPath);
result = result.replace(/\/+/g, '/').replace(/[\*|:]+/g, '');
if (result.length > 1 && result[result.length - 1] === '/') {
result = result.substr(0, result.length - 1);
}
return result;
};
var HttpServiceProviderServer = (function () {
function HttpServiceProviderServer(settings) {
var tmpDefualtSettings = Object.assign({}, exports.defaultSettings);
var serverSettings = sardines_core_1.utils.mergeObjects(tmpDefualtSettings, settings);
for (var _i = 0, _a = ['port', 'protocol']; _i < _a.length; _i++) {
var item = _a[_i];
serverSettings.public[item] = (settings.public || {})[item] || serverSettings[item];
}
serverSettings.root = validateRoot(serverSettings.root);
serverSettings.public.root = validateRoot(serverSettings.public.root);
serverSettings.public.host = (settings.public || {}).host || '127.0.0.1';
this.serverSettings = serverSettings;
}
Object.defineProperty(HttpServiceProviderServer.prototype, "info", {
get: function () {
return this.serverSettings.public;
},
enumerable: false,
configurable: true
});
Object.defineProperty(HttpServiceProviderServer.prototype, "infoStr", {
get: function () {
if (this.publicInfoStr)
return this.publicInfoStr;
var infoStr = '';
var infoObj = this.info;
if (infoObj.protocol)
infoStr = infoObj.protocol.toUpperCase() + "://";
if (infoObj.host)
infoStr += infoObj.host;
if (infoObj.port)
infoStr += ":" + infoObj.port;
if (infoObj.root && infoObj.root !== '/')
infoStr += infoObj.port;
this.publicInfoStr = infoStr;
return infoStr;
},
enumerable: false,
configurable: true
});
Object.defineProperty(HttpServiceProviderServer.prototype, "logMesgHeader", {
get: function () {
if (!this.errorMessageHeader)
this.errorMessageHeader = "[HTTP Service Provider][" + this.infoStr;
return this.errorMessageHeader;
},
enumerable: false,
configurable: true
});
HttpServiceProviderServer.prototype.applySafeGuard = function (server) {
var _this = this;
if (this.serverSettings.safeGuard === true) {
server.use(function (ctx, next) { return __awaiter(_this, void 0, void 0, function () {
var e_1, err_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
_a.trys.push([0, 3, , 8]);
if (!next) return [3, 2];
return [4, next()];
case 1:
_a.sent();
_a.label = 2;
case 2: return [3, 8];
case 3:
e_1 = _a.sent();
sardines_core_1.utils.inspectedDebugLog(this.logMesgHeader + " Safe guard catched ERROR", e_1);
if (!(typeof this.serverSettings.catcher === 'function')) return [3, 7];
_a.label = 4;
case 4:
_a.trys.push([4, 6, , 7]);
return [4, this.serverSettings.catcher(sardines_core_1.utils.unifyErrMesg(e_1, 'service provider', 'server wide error catcher'), ctx)];
case 5:
_a.sent();
return [3, 7];
case 6:
err_1 = _a.sent();
sardines_core_1.utils.inspectedDebugLog(this.logMesgHeader + " ERROR in custom cacher", e_1);
return [3, 7];
case 7: return [3, 8];
case 8: return [2];
}
});
}); });
sardines_core_1.utils.debugLog(this.logMesgHeader + " Using default safe guard");
}
else if (typeof this.serverSettings.safeGuard === 'function') {
this.server.use(this.serverSettings.safeGuard);
sardines_core_1.utils.debugLog(this.logMesgHeader + " Using custom safe guard");
}
};
HttpServiceProviderServer.prototype.applyCORS = function (server) {
if (this.serverSettings.cors) {
server.use(Cors(this.serverSettings.cors));
sardines_core_1.utils.debugLog(this.logMesgHeader + " Using CORS");
}
};
HttpServiceProviderServer.prototype.applyHeaders = function (server) {
var _this = this;
if (!this.serverSettings.headers)
return;
server.use(function (ctx, next) { return __awaiter(_this, void 0, void 0, function () {
var prop;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
for (prop in this.serverSettings.headers) {
ctx.set(prop, this.serverSettings.headers[prop]);
}
sardines_core_1.utils.debugLog(this.logMesgHeader + " set custom headers");
if (!next) return [3, 2];
return [4, next()];
case 1:
_a.sent();
_a.label = 2;
case 2: return [2];
}
});
}); });
};
HttpServiceProviderServer.prototype.applySysLogger = function (server) {
var _this = this;
if (this.serverSettings.syslog === true) {
server.use(function (ctx, next) { return __awaiter(_this, void 0, void 0, function () {
var start, ms;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!next) return [3, 2];
start = Date.now();
return [4, next()];
case 1:
_a.sent();
ms = Date.now() - start;
sardines_core_1.utils.debugLog("[" + ctx.method + "] - " + ms + "ms " + ctx.url);
_a.label = 2;
case 2: return [2];
}
});
}); });
sardines_core_1.utils.debugLog(this.logMesgHeader + " Using default syslog");
}
else if (this.serverSettings.syslog) {
server.use(this.serverSettings.syslog);
sardines_core_1.utils.debugLog(this.logMesgHeader + " Using custom syslog");
}
};
HttpServiceProviderServer.prototype.applyBodyParser = function (server) {
if (this.serverSettings.bodyParser) {
server.use(bodyParser(this.serverSettings.bodyParser));
sardines_core_1.utils.debugLog(this.logMesgHeader + " Using body parser");
}
};
HttpServiceProviderServer.prototype.applyMiddlewares = function (server) {
if (this.serverSettings.middlewares) {
for (var _i = 0, _a = this.serverSettings.middlewares; _i < _a.length; _i++) {
var item = _a[_i];
server.use(item);
}
sardines_core_1.utils.debugLog(this.logMesgHeader + " Using middlewares");
}
};
HttpServiceProviderServer.prototype.applyPostProcesses = function (server) {
if (this.serverSettings.postProcesses) {
for (var _i = 0, _a = this.serverSettings.postProcesses; _i < _a.length; _i++) {
var item = _a[_i];
server.use(item);
}
sardines_core_1.utils.debugLog(this.logMesgHeader + " Using post processes");
}
};
HttpServiceProviderServer.prototype.init = function () {
var self = this;
return new Promise(function (resolve, reject) {
if (self.server)
return resolve(self.info);
try {
var server = new Koa();
self.applySafeGuard(server);
self.applyCORS(server);
self.applyHeaders(server);
self.applySysLogger(server);
self.applyBodyParser(server);
self.applyMiddlewares(server);
self.applyPostProcesses(server);
var router = new Router();
server.use(router.routes());
server.use(router.allowedMethods());
try {
self.server = server.listen(self.serverSettings.port, self.serverSettings.host);
self.server.on('error', function (err, data) {
console.error('[service provider http] Error:', err, ', data:', data);
});
}
catch (e) {
console.error("[service provider http] Error while trying to create listener on " + self.serverSettings.host + ":" + self.serverSettings.port, e);
}
self.router = router;
sardines_core_1.utils.debugLog(self.logMesgHeader + " " + self.serverSettings.protocol + " server is listening: " + self.serverSettings.port + ": " + self.serverSettings.host);
resolve(self.info);
}
catch (err) {
var errMsg = "[Service Provider][" + self.infoStr + "] Error when init";
sardines_core_1.utils.debugLog(errMsg, err);
reject(errMsg);
}
});
};
return HttpServiceProviderServer;
}());
exports.HttpServiceProviderServer = HttpServiceProviderServer;