webapp/src/app/common/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 "../common/xdsserver.service";
  17 import { XDSAgentService } from "../common/xdsagent.service";
  18 import { SyncthingService, ISyncThingProject, ISyncThingStatus } from "../common/syncthing.service";
  19 import { AlertService, IAlert } from "../common/alert.service";
  20 import { UtilsService } from "../common/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.xdsServerSvr.getXdsAgentInfo().subscribe(nfo => {
 119             let os = this.utils.getOSName(true);
 120             let zurl = nfo.tarballs.filter(elem => elem.os === os);
 121             this.confStore.xdsAgentZipUrl = zurl && zurl[0].fileUrl;
 122         });
 123     }
 124
 125     // Save config into cookie
 126     save() {
 127         // Notify subscribers
 128         this.confSubject.next(Object.assign({}, this.confStore));
 129
 130         // Don't save projects in cookies (too big!)
 131         let cfg = this.confStore;
 132         delete (cfg.projects);
 133         this.cookie.putObject("xds-config", cfg);
 134     }
 135
 136     loadProjects() {
 137         // Setup connection with local XDS agent
 138         if (this.AgentConnectObs) {
 139             try {
 140                 this.AgentConnectObs.unsubscribe();
 141             } catch (err) { }
 142             this.AgentConnectObs = null;
 143         }
 144
 145         let cfg = this.confStore.xdsAgent;
 146         this.AgentConnectObs = this.xdsAgentSvr.connect(cfg.retry, cfg.URL)
 147             .subscribe((sts) => {
 148                 console.log("Agent sts", sts);
 149             }, error => this.alert.error(error)
 150             );
 151
 152         // Remove previous subscriber if existing
 153         if (this.stConnectObs) {
 154             try {
 155                 this.stConnectObs.unsubscribe();
 156             } catch (err) { }
 157             this.stConnectObs = null;
 158         }
 159
 160         // FIXME: move this code and all logic about syncthing inside XDS Agent
 161         // Setup connection with local SyncThing
 162         let retry = this.confStore.localSThg.retry;
 163         let url = this.confStore.localSThg.URL;
 164         this.stConnectObs = this.stSvr.connect(retry, url).subscribe((sts) => {
 165             this.confStore.localSThg.ID = sts.ID;
 166             this.confStore.localSThg.tilde = sts.tilde;
 167             if (this.confStore.projectsRootDir === "") {
 168                 this.confStore.projectsRootDir = sts.tilde;
 169             }
 170
 171             // Rebuild projects definition from local and remote syncthing
 172             this.confStore.projects = [];
 173
 174             this.xdsServerSvr.getProjects().subscribe(remotePrj => {
 175                 this.stSvr.getProjects().subscribe(localPrj => {
 176                     remotePrj.forEach(rPrj => {
 177                         let lPrj = localPrj.filter(item => item.id === rPrj.id);
 178                         if (lPrj.length > 0) {
 179                             let pp: IProject = {
 180                                 id: rPrj.id,
 181                                 label: rPrj.label,
 182                                 path: rPrj.path,
 183                                 type: ProjectType.SYNCTHING,    // FIXME support other types
 184                                 remotePrjDef: Object.assign({}, rPrj),
 185                                 localPrjDef: Object.assign({}, lPrj[0]),
 186                             };
 187                             this.confStore.projects.push(pp);
 188                         }
 189                     });
 190                     this.confSubject.next(Object.assign({}, this.confStore));
 191                 }), error => this.alert.error('Could not load initial state of local projects.');
 192             }), error => this.alert.error('Could not load initial state of remote projects.');
 193
 194         }, error => {
 195             if (error.indexOf("Syncthing local daemon not responding") !== -1) {
 196                 let msg = "<span><strong>" + error + "<br></strong>";
 197                 msg += "You may need to download and execute XDS-Agent.<br>";
 198                 msg += "<a class=\"fa fa-download\" href=\"" + this.confStore.xdsAgentZipUrl + "\" target=\"_blank\"></a>";
 199                 msg += " Download XDS-Agent tarball.";
 200                 msg += "</span>";
 201                 this.alert.error(msg);
 202             } else {
 203                 this.alert.error(error);
 204             }
 205         });
 206     }
 207
 208     set syncToolURL(url: string) {
 209         this.confStore.localSThg.URL = url;
 210         this.save();
 211     }
 212
 213     set xdsAgentRetry(r: number) {
 214         this.confStore.localSThg.retry = r;
 215         this.confStore.xdsAgent.retry = r;
 216         this.save();
 217     }
 218
 219     set xdsAgentUrl(url: string) {
 220         this.confStore.xdsAgent.URL = url;
 221         this.save();
 222     }
 223
 224
 225     set projectsRootDir(p: string) {
 226         if (p.charAt(0) === '~') {
 227             p = this.confStore.localSThg.tilde + p.substring(1);
 228         }
 229         this.confStore.projectsRootDir = p;
 230         this.save();
 231     }
 232
 233     getLabelRootName(): string {
 234         let id = this.confStore.localSThg.ID;
 235         if (!id || id === "") {
 236             return null;
 237         }
 238         return id.slice(0, 15);
 239     }
 240
 241     addProject(prj: IProject) {
 242         // Substitute tilde with to user home path
 243         prj.path = prj.path.trim();
 244         if (prj.path.charAt(0) === '~') {
 245             prj.path = this.confStore.localSThg.tilde + prj.path.substring(1);
 246
 247             // Must be a full path (on Linux or Windows)
 248         } else if (!((prj.path.charAt(0) === '/') ||
 249             (prj.path.charAt(1) === ':' && (prj.path.charAt(2) === '\\' || prj.path.charAt(2) === '/')))) {
 250             prj.path = this.confStore.projectsRootDir + '/' + prj.path;
 251         }
 252
 253         if (prj.id == null) {
 254             // FIXME - must be done on server side
 255             let prefix = this.getLabelRootName() || new Date().toISOString();
 256             let splath = prj.path.split('/');
 257             prj.id = prefix + "_" + splath[splath.length - 1];
 258         }
 259
 260         if (this._getProjectIdx(prj.id) !== -1) {
 261             this.alert.warning("Project already exist (id=" + prj.id + ")", true);
 262             return;
 263         }
 264
 265         // TODO - support others project types
 266         if (prj.type !== ProjectType.SYNCTHING) {
 267             this.alert.error('Project type not supported yet (type: ' + prj.type + ')');
 268             return;
 269         }
 270
 271         let sdkPrj: IXDSConfigProject = {
 272             id: prj.id,
 273             label: prj.label,
 274             path: prj.path,
 275             hostSyncThingID: this.confStore.localSThg.ID,
 276             defaultSdkID: prj.defaultSdkID,
 277         };
 278
 279         // Send config to XDS server
 280         let newPrj = prj;
 281         this.xdsServerSvr.addProject(sdkPrj)
 282             .subscribe(resStRemotePrj => {
 283                 newPrj.remotePrjDef = resStRemotePrj;
 284
 285                 // FIXME REWORK local ST config
 286                 //  move logic to server side tunneling-back by WS
 287
 288                 // Now setup local config
 289                 let stLocPrj: ISyncThingProject = {
 290                     id: sdkPrj.id,
 291                     label: sdkPrj.label,
 292                     path: sdkPrj.path,
 293                     remoteSyncThingID: resStRemotePrj.builderSThgID
 294                 };
 295
 296                 // Set local Syncthing config
 297                 this.stSvr.addProject(stLocPrj)
 298                     .subscribe(resStLocalPrj => {
 299                         newPrj.localPrjDef = resStLocalPrj;
 300
 301                         // FIXME: maybe reduce subject to only .project
 302                         //this.confSubject.next(Object.assign({}, this.confStore).project);
 303                         this.confStore.projects.push(Object.assign({}, newPrj));
 304                         this.confSubject.next(Object.assign({}, this.confStore));
 305                     },
 306                     err => {
 307                         this.alert.error("Configuration local ERROR: " + err);
 308                     });
 309             },
 310             err => {
 311                 this.alert.error("Configuration remote ERROR: " + err);
 312             });
 313     }
 314
 315     deleteProject(prj: IProject) {
 316         let idx = this._getProjectIdx(prj.id);
 317         if (idx === -1) {
 318             throw new Error("Invalid project id (id=" + prj.id + ")");
 319         }
 320         this.xdsServerSvr.deleteProject(prj.id)
 321             .subscribe(res => {
 322                 this.stSvr.deleteProject(prj.id)
 323                     .subscribe(res => {
 324                         this.confStore.projects.splice(idx, 1);
 325                     }, err => {
 326                         this.alert.error("Delete local ERROR: " + err);
 327                     });
 328             }, err => {
 329                 this.alert.error("Delete remote ERROR: " + err);
 330             });
 331     }
 332
 333     private _getProjectIdx(id: string): number {
 334         return this.confStore.projects.findIndex((item) => item.id === id);
 335     }
 336
 337 }