1 import { Injectable, Inject } from '@angular/core';
2 import { HttpClient, HttpHeaders, HttpErrorResponse } from '@angular/common/http';
3 import { DOCUMENT } from '@angular/common';
4 import { Observable } from 'rxjs/Observable';
5 import { Subject } from 'rxjs/Subject';
6 import { BehaviorSubject } from 'rxjs/BehaviorSubject';
7 import * as io from 'socket.io-client';
9 import { AlertService } from './alert.service';
10 import { ISdk } from './sdk.service';
11 import { ProjectType } from './project.service';
13 // Import RxJs required methods
14 import 'rxjs/add/operator/map';
15 import 'rxjs/add/operator/catch';
16 import 'rxjs/add/observable/throw';
17 import 'rxjs/add/operator/mergeMap';
18 import 'rxjs/add/observable/of';
19 import 'rxjs/add/operator/retryWhen';
22 export interface IXDSConfigProject {
25 clientSyncThingID: string;
28 defaultSdkID?: string;
31 interface IXDSBuilderConfig {
37 export interface IXDSProjectConfig {
49 export interface IXDSVer {
56 export interface IXDSVersions {
61 export interface IXDServerCfg {
70 export interface IXDSConfig {
71 servers: IXDServerCfg[];
74 export interface ISdkMessage {
80 export interface ICmdOutput {
87 export interface ICmdExit {
94 export interface IAgentStatus {
95 WS_connected: boolean;
100 export class XDSAgentService {
102 public XdsConfig$: Observable<IXDSConfig>;
103 public Status$: Observable<IAgentStatus>;
104 public ProjectState$ = <Subject<IXDSProjectConfig>>new Subject();
105 public CmdOutput$ = <Subject<ICmdOutput>>new Subject();
106 public CmdExit$ = <Subject<ICmdExit>>new Subject();
108 private baseUrl: string;
109 private wsUrl: string;
110 private _config = <IXDSConfig>{ servers: [] };
111 private _status = { WS_connected: false };
113 private configSubject = <BehaviorSubject<IXDSConfig>>new BehaviorSubject(this._config);
114 private statusSubject = <BehaviorSubject<IAgentStatus>>new BehaviorSubject(this._status);
116 private socket: SocketIOClient.Socket;
118 constructor( @Inject(DOCUMENT) private document: Document,
119 private http: HttpClient, private alert: AlertService) {
121 this.XdsConfig$ = this.configSubject.asObservable();
122 this.Status$ = this.statusSubject.asObservable();
124 const originUrl = this.document.location.origin;
125 this.baseUrl = originUrl + '/api/v1';
127 const re = originUrl.match(/http[s]?:\/\/([^\/]*)[\/]?/);
128 if (re === null || re.length < 2) {
129 console.error('ERROR: cannot determine Websocket url');
131 this.wsUrl = 'ws://' + re[1];
132 this._handleIoSocket();
133 this._RegisterEvents();
137 private _WSState(sts: boolean) {
138 this._status.WS_connected = sts;
139 this.statusSubject.next(Object.assign({}, this._status));
141 // Update XDS config including XDS Server list when connected
143 this.getConfig().subscribe(c => {
145 this.configSubject.next(
146 Object.assign({ servers: [] }, this._config)
152 private _handleIoSocket() {
153 this.socket = io(this.wsUrl, { transports: ['websocket'] });
155 this.socket.on('connect_error', (res) => {
156 this._WSState(false);
157 console.error('XDS Agent WebSocket Connection error !');
160 this.socket.on('connect', (res) => {
164 this.socket.on('disconnection', (res) => {
165 this._WSState(false);
166 this.alert.error('WS disconnection: ' + res);
169 this.socket.on('error', (err) => {
170 console.error('WS error:', err);
173 this.socket.on('make:output', data => {
174 this.CmdOutput$.next(Object.assign({}, <ICmdOutput>data));
177 this.socket.on('make:exit', data => {
178 this.CmdExit$.next(Object.assign({}, <ICmdExit>data));
181 this.socket.on('exec:output', data => {
182 this.CmdOutput$.next(Object.assign({}, <ICmdOutput>data));
185 this.socket.on('exec:exit', data => {
186 this.CmdExit$.next(Object.assign({}, <ICmdExit>data));
190 // (project-add and project-delete events are managed by project.service)
191 this.socket.on('event:server-config', ev => {
193 const cfg: IXDServerCfg = ev.data;
194 const idx = this._config.servers.findIndex(el => el.id === cfg.id);
196 this._config.servers[idx] = Object.assign({}, cfg);
198 this.configSubject.next(Object.assign({}, this._config));
202 this.socket.on('event:project-state-change', ev => {
204 this.ProjectState$.next(Object.assign({}, ev.data));
213 addEventListener(ev: string, fn: Function): SocketIOClient.Emitter {
214 return this.socket.addEventListener(ev, fn);
220 getVersion(): Observable<IXDSVersions> {
221 return this._get('/version');
227 getConfig(): Observable<IXDSConfig> {
228 return this._get('/config');
231 setConfig(cfg: IXDSConfig): Observable<IXDSConfig> {
232 return this._post('/config', cfg);
235 setServerRetry(serverID: string, r: number) {
236 const svr = this._getServer(serverID);
238 return Observable.of([]);
242 this.setConfig(this._config).subscribe(
244 this._config = newCfg;
245 this.configSubject.next(Object.assign({}, this._config));
248 this.alert.error(err);
253 setServerUrl(serverID: string, url: string) {
254 const svr = this._getServer(serverID);
256 return Observable.of([]);
259 this.setConfig(this._config).subscribe(
261 this._config = newCfg;
262 this.configSubject.next(Object.assign({}, this._config));
265 this.alert.error(err);
273 getSdks(serverID: string): Observable<ISdk[]> {
274 const svr = this._getServer(serverID);
275 if (!svr || !svr.connected) {
276 return Observable.of([]);
279 return this._get(svr.partialUrl + '/sdks');
285 getProjects(): Observable<IXDSProjectConfig[]> {
286 return this._get('/projects');
289 addProject(cfg: IXDSProjectConfig): Observable<IXDSProjectConfig> {
290 return this._post('/projects', cfg);
293 deleteProject(id: string): Observable<IXDSProjectConfig> {
294 return this._delete('/projects/' + id);
297 syncProject(id: string): Observable<string> {
298 return this._post('/projects/sync/' + id, {});
304 exec(prjID: string, dir: string, cmd: string, sdkid?: string, args?: string[], env?: string[]): Observable<any> {
305 return this._post('/exec',
320 private _RegisterEvents() {
321 // Register to all existing events
322 this._post('/events/register', { 'name': 'event:all' })
326 this.alert.error('ERROR while registering to all events: ' + error);
331 private _getServer(ID: string): IXDServerCfg {
332 const svr = this._config.servers.filter(item => item.id === ID);
333 if (svr.length < 1) {
339 private _attachAuthHeaders(options?: any) {
340 options = options || {};
341 const headers = options.headers || new HttpHeaders();
342 // headers.append('Authorization', 'Basic ' + btoa('username:password'));
343 headers.append('Accept', 'application/json');
344 headers.append('Content-Type', 'application/json');
345 // headers.append('Access-Control-Allow-Origin', '*');
347 options.headers = headers;
351 private _get(url: string): Observable<any> {
352 return this.http.get(this.baseUrl + url, this._attachAuthHeaders())
353 .catch(this._decodeError);
355 private _post(url: string, body: any): Observable<any> {
356 return this.http.post(this.baseUrl + url, JSON.stringify(body), this._attachAuthHeaders())
358 return this._decodeError(error);
361 private _delete(url: string): Observable<any> {
362 return this.http.delete(this.baseUrl + url, this._attachAuthHeaders())
363 .catch(this._decodeError);
366 private _decodeError(err: any) {
368 if (err instanceof HttpErrorResponse) {
369 e = (err.error && err.error.error) ? err.error.error : err.message || 'Unknown error';
370 } else if (typeof err === 'object') {
371 if (err.statusText) {
373 } else if (err.error) {
374 e = String(err.error);
376 e = JSON.stringify(err);
379 e = err.message ? err.message : err.toString();
381 console.log('xdsagent.service - ERROR: ', e);
382 return Observable.throw(e);