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