webapp/src/app/services/config.service.ts

   1 import { Injectable, OnInit } from '@angular/core';
   2 import { Http, Headers, RequestOptionsArgs, Response } from '@angular/http';
   3 import { Location } from '@angular/common';
   4 import { CookieService } from 'ngx-cookie';
   5 import { Observable } from 'rxjs/Observable';
   6 import { Subscriber } from 'rxjs/Subscriber';
   7 import { BehaviorSubject } from 'rxjs/BehaviorSubject';
   8
   9 // Import RxJs required methods
  10 import 'rxjs/add/operator/map';
  11 import 'rxjs/add/operator/catch';
  12 import 'rxjs/add/observable/throw';
  13 import 'rxjs/add/operator/mergeMap';
  14
  15
  16 import { XDSServerService, IXDSConfigProject } from "../services/xdsserver.service";
  17 import { XDSAgentService } from "../services/xdsagent.service";
  18 import { SyncthingService, ISyncThingProject, ISyncThingStatus } from "../services/syncthing.service";
  19 import { AlertService, IAlert } from "../services/alert.service";
  20 import { UtilsService } from "../services/utils.service";
  21
  22 export enum ProjectType {
  23     NATIVE = 1,
  24     SYNCTHING = 2
  25 }
  26
  27 export interface INativeProject {
  28     // TODO
  29 }
  30
  31 export interface IProject {
  32     id?: string;
  33     label: string;
  34     path: string;
  35     type: ProjectType;
  36     remotePrjDef?: INativeProject | ISyncThingProject;
  37     localPrjDef?: any;
  38     isExpanded?: boolean;
  39     visible?: boolean;
  40     defaultSdkID?: string;
  41 }
  42
  43 export interface IXDSAgentConfig {
  44     URL: string;
  45     retry: number;
  46 }
  47
  48 export interface ILocalSTConfig {
  49     ID: string;
  50     URL: string;
  51     retry: number;
  52     tilde: string;
  53 }
  54
  55 export interface IxdsAgentPackage {
  56     os: string;
  57     url: string;
  58 }
  59
  60 export interface IConfig {
  61     xdsServerURL: string;
  62     xdsAgent: IXDSAgentConfig;
  63     xdsAgentPackages: IxdsAgentPackage[];
  64     projectsRootDir: string;
  65     projects: IProject[];
  66     localSThg: ILocalSTConfig;
  67 }
  68
  69 @Injectable()
  70 export class ConfigService {
  71
  72     public conf: Observable<IConfig>;
  73
  74     private confSubject: BehaviorSubject<IConfig>;
  75     private confStore: IConfig;
  76     private AgentConnectObs = null;
  77     private stConnectObs = null;
  78
  79     constructor(private _window: Window,
  80         private cookie: CookieService,
  81         private xdsServerSvr: XDSServerService,
  82         private xdsAgentSvr: XDSAgentService,
  83         private stSvr: SyncthingService,
  84         private alert: AlertService,
  85         private utils: UtilsService,
  86     ) {
  87         this.load();
  88         this.confSubject = <BehaviorSubject<IConfig>>new BehaviorSubject(this.confStore);
  89         this.conf = this.confSubject.asObservable();
  90
  91         // force to load projects
  92         this.loadProjects();
  93     }
  94
  95     // Load config
  96     load() {
  97         // Try to retrieve previous config from cookie
  98         let cookConf = this.cookie.getObject("xds-config");
  99         if (cookConf != null) {
 100             this.confStore = <IConfig>cookConf;
 101         } else {
 102             // Set default config
 103             this.confStore = {
 104                 xdsServerURL: this._window.location.origin + '/api/v1',
 105                 xdsAgent: {
 106                     URL: 'http://localhost:8000',
 107                     retry: 10,
 108                 },
 109                 xdsAgentPackages: [],
 110                 projectsRootDir: "",
 111                 projects: [],
 112                 localSThg: {
 113                     ID: null,
 114                     URL: "http://localhost:8384",
 115                     retry: 10,    // 10 seconds
 116                     tilde: "",
 117                 }
 118             };
 119         }
 120
 121         // Update XDS Agent tarball url
 122         this.xdsServerSvr.getXdsAgentInfo().subscribe(nfo => {
 123             this.confStore.xdsAgentPackages = [];
 124             nfo.tarballs && nfo.tarballs.forEach(el =>
 125                 this.confStore.xdsAgentPackages.push({os: el.os, url: el.fileUrl})
 126             );
 127             this.confSubject.next(Object.assign({}, this.confStore));
 128         });
 129     }
 130
 131     // Save config into cookie
 132     save() {
 133         // Notify subscribers
 134         this.confSubject.next(Object.assign({}, this.confStore));
 135
 136         // Don't save projects in cookies (too big!)
 137         let cfg = Object.assign({}, this.confStore);
 138         delete (cfg.projects);
 139         this.cookie.putObject("xds-config", cfg);
 140     }
 141
 142     loadProjects() {
 143         // Setup connection with local XDS agent
 144         if (this.AgentConnectObs) {
 145             try {
 146                 this.AgentConnectObs.unsubscribe();
 147             } catch (err) { }
 148             this.AgentConnectObs = null;
 149         }
 150
 151         let cfg = this.confStore.xdsAgent;
 152         this.AgentConnectObs = this.xdsAgentSvr.connect(cfg.retry, cfg.URL)
 153             .subscribe((sts) => {
 154                 //console.log("Agent sts", sts);
 155                 // FIXME: load projects from local XDS Agent and
 156                 //  not directly from local syncthing
 157                 this._loadProjectFromLocalST();
 158
 159             }, error => {
 160                 if (error.indexOf("XDS local Agent not responding") !== -1) {
 161                     let msg = "<span><strong>" + error + "<br></strong>";
 162                     msg += "You may need to download and execute XDS-Agent.<br>";
 163
 164                     let os = this.utils.getOSName(true);
 165                     let zurl = this.confStore.xdsAgentPackages && this.confStore.xdsAgentPackages.filter(elem => elem.os === os);
 166                     if (zurl && zurl.length) {
 167                         msg += " Download XDS-Agent tarball for " + zurl[0].os + " host OS ";
 168                         msg += "<a class=\"fa fa-download\" href=\"" +  zurl[0].url + "\" target=\"_blank\"></a>";
 169                     }
 170                     msg += "</span>";
 171                     this.alert.error(msg);
 172                 } else {
 173                     this.alert.error(error);
 174                 }
 175             });
 176     }
 177
 178     private _loadProjectFromLocalST() {
 179         // Remove previous subscriber if existing
 180         if (this.stConnectObs) {
 181             try {
 182                 this.stConnectObs.unsubscribe();
 183             } catch (err) { }
 184             this.stConnectObs = null;
 185         }
 186
 187         // FIXME: move this code and all logic about syncthing inside XDS Agent
 188         // Setup connection with local SyncThing
 189         let retry = this.confStore.localSThg.retry;
 190         let url = this.confStore.localSThg.URL;
 191         this.stConnectObs = this.stSvr.connect(retry, url).subscribe((sts) => {
 192             this.confStore.localSThg.ID = sts.ID;
 193             this.confStore.localSThg.tilde = sts.tilde;
 194             if (this.confStore.projectsRootDir === "") {
 195                 this.confStore.projectsRootDir = sts.tilde;
 196             }
 197
 198             // Rebuild projects definition from local and remote syncthing
 199             this.confStore.projects = [];
 200
 201             this.xdsServerSvr.getProjects().subscribe(remotePrj => {
 202                 this.stSvr.getProjects().subscribe(localPrj => {
 203                     remotePrj.forEach(rPrj => {
 204                         let lPrj = localPrj.filter(item => item.id === rPrj.id);
 205                         if (lPrj.length > 0) {
 206                             let pp: IProject = {
 207                                 id: rPrj.id,
 208                                 label: rPrj.label,
 209                                 path: rPrj.path,
 210                                 type: ProjectType.SYNCTHING,    // FIXME support other types
 211                                 remotePrjDef: Object.assign({}, rPrj),
 212                                 localPrjDef: Object.assign({}, lPrj[0]),
 213                             };
 214                             this.confStore.projects.push(pp);
 215                         }
 216                     });
 217                     this.confSubject.next(Object.assign({}, this.confStore));
 218                 }), error => this.alert.error('Could not load initial state of local projects.');
 219             }), error => this.alert.error('Could not load initial state of remote projects.');
 220
 221         }, error => {
 222             if (error.indexOf("Syncthing local daemon not responding") !== -1) {
 223                 let msg = "<span><strong>" + error + "<br></strong>";
 224                 msg += "Please check that local XDS-Agent is running.<br>";
 225                 msg += "</span>";
 226                 this.alert.error(msg);
 227             } else {
 228                 this.alert.error(error);
 229             }
 230         });
 231     }
 232
 233     set syncToolURL(url: string) {
 234         this.confStore.localSThg.URL = url;
 235         this.save();
 236     }
 237
 238     set xdsAgentRetry(r: number) {
 239         this.confStore.localSThg.retry = r;
 240         this.confStore.xdsAgent.retry = r;
 241         this.save();
 242     }
 243
 244     set xdsAgentUrl(url: string) {
 245         this.confStore.xdsAgent.URL = url;
 246         this.save();
 247     }
 248
 249
 250     set projectsRootDir(p: string) {
 251         if (p.charAt(0) === '~') {
 252             p = this.confStore.localSThg.tilde + p.substring(1);
 253         }
 254         this.confStore.projectsRootDir = p;
 255         this.save();
 256     }
 257
 258     getLabelRootName(): string {
 259         let id = this.confStore.localSThg.ID;
 260         if (!id || id === "") {
 261             return null;
 262         }
 263         return id.slice(0, 15);
 264     }
 265
 266     addProject(prj: IProject) {
 267         // Substitute tilde with to user home path
 268         prj.path = prj.path.trim();
 269         if (prj.path.charAt(0) === '~') {
 270             prj.path = this.confStore.localSThg.tilde + prj.path.substring(1);
 271
 272             // Must be a full path (on Linux or Windows)
 273         } else if (!((prj.path.charAt(0) === '/') ||
 274             (prj.path.charAt(1) === ':' && (prj.path.charAt(2) === '\\' || prj.path.charAt(2) === '/')))) {
 275             prj.path = this.confStore.projectsRootDir + '/' + prj.path;
 276         }
 277
 278         if (prj.id == null) {
 279             // FIXME - must be done on server side
 280             let prefix = this.getLabelRootName() || new Date().toISOString();
 281             let splath = prj.path.split('/');
 282             prj.id = prefix + "_" + splath[splath.length - 1];
 283         }
 284
 285         if (this._getProjectIdx(prj.id) !== -1) {
 286             this.alert.warning("Project already exist (id=" + prj.id + ")", true);
 287             return;
 288         }
 289
 290         // TODO - support others project types
 291         if (prj.type !== ProjectType.SYNCTHING) {
 292             this.alert.error('Project type not supported yet (type: ' + prj.type + ')');
 293             return;
 294         }
 295
 296         let sdkPrj: IXDSConfigProject = {
 297             id: prj.id,
 298             label: prj.label,
 299             path: prj.path,
 300             hostSyncThingID: this.confStore.localSThg.ID,
 301             defaultSdkID: prj.defaultSdkID,
 302         };
 303
 304         // Send config to XDS server
 305         let newPrj = prj;
 306         this.xdsServerSvr.addProject(sdkPrj)
 307             .subscribe(resStRemotePrj => {
 308                 newPrj.remotePrjDef = resStRemotePrj;
 309
 310                 // FIXME REWORK local ST config
 311                 //  move logic to server side tunneling-back by WS
 312
 313                 // Now setup local config
 314                 let stLocPrj: ISyncThingProject = {
 315                     id: sdkPrj.id,
 316                     label: sdkPrj.label,
 317                     path: sdkPrj.path,
 318                     remoteSyncThingID: resStRemotePrj.builderSThgID
 319                 };
 320
 321                 // Set local Syncthing config
 322                 this.stSvr.addProject(stLocPrj)
 323                     .subscribe(resStLocalPrj => {
 324                         newPrj.localPrjDef = resStLocalPrj;
 325
 326                         // FIXME: maybe reduce subject to only .project
 327                         //this.confSubject.next(Object.assign({}, this.confStore).project);
 328                         this.confStore.projects.push(Object.assign({}, newPrj));
 329                         this.confSubject.next(Object.assign({}, this.confStore));
 330                     },
 331                     err => {
 332                         this.alert.error("Configuration local ERROR: " + err);
 333                     });
 334             },
 335             err => {
 336                 this.alert.error("Configuration remote ERROR: " + err);
 337             });
 338     }
 339
 340     deleteProject(prj: IProject) {
 341         let idx = this._getProjectIdx(prj.id);
 342         if (idx === -1) {
 343             throw new Error("Invalid project id (id=" + prj.id + ")");
 344         }
 345         this.xdsServerSvr.deleteProject(prj.id)
 346             .subscribe(res => {
 347                 this.stSvr.deleteProject(prj.id)
 348                     .subscribe(res => {
 349                         this.confStore.projects.splice(idx, 1);
 350                     }, err => {
 351                         this.alert.error("Delete local ERROR: " + err);
 352                     });
 353             }, err => {
 354                 this.alert.error("Delete remote ERROR: " + err);
 355             });
 356     }
 357
 358     private _getProjectIdx(id: string): number {
 359         return this.confStore.projects.findIndex((item) => item.id === id);
 360     }
 361
 362 }