add error message back when daemon crashes before 10 seconds

src/background.js

@@ -268,7 +268,12 @@ ipcMain.on('launchDaemon', async(ev, config) => {
 			});
 
 			daemon.on('exit', (code, stats) => {
-				log.info(`daemon exited after ${Math.floor((Date.now() - stats.start) / 1000)} seconds with exit code ${code}`);
+				const runtime = Math.floor((Date.now() - stats.start) / 1000);
+
+				if (runtime < 10)
+					win.webContents.send('daemonError', -1, stats);
+
+				log.info(`daemon exited after ${runtime} seconds with exit code ${code}`);
 
 				if (stats.stderr && stats.stderr.trim().length > 0)
 					log.error('daemon stderr', stats.stderr);

src/data/daemon.js

@@ -28,23 +28,23 @@ async function onDaemonLoaded(ev, stats) {
 	}
 }
 
-function onDaemonCritical(ev, error) {
+function onDaemonCritical(ev, code, stats) {
 	try {
-		Store.dispatch('setCriticalError', error);
+		const runtime = Math.floor((Date.now() - stats.start) / 1000);
+
+		Store.dispatch('setCriticalError', `Daemon crashed in ${runtime} seconds. Unable to start Sia. Please check logs for more information`);
 	} catch (ex) {
 		log.error('onDaemonCritical', ex.message);
 	}
 }
 
-export function launch(config) {
-	ipcRenderer.removeListener('daemonUpdate', onDaemonUpdate);
-	ipcRenderer.removeListener('daemonLoaded', onDaemonLoaded);
-	ipcRenderer.removeListener('daemonError', onDaemonCritical);
-
+export function attachIPC() {
 	ipcRenderer.on('daemonUpdate', onDaemonUpdate);
 	ipcRenderer.on('daemonLoaded', onDaemonLoaded);
 	ipcRenderer.on('daemonError', onDaemonCritical);
+}
 
+export function launch(config) {
 	ipcRenderer.send('launchDaemon', config);
 }
 

src/main.js

@@ -5,6 +5,7 @@ import App from './App.vue';
 import router from './router';
 import store from './store';
 import { readConfig, checkSiaDataFolders, getConsensusPath } from '@/utils';
+import { attachIPC } from '@/data/daemon';
 
 import { library } from '@fortawesome/fontawesome-svg-core';
 import { faFilter, faFastForward, faCopy, faSave, faBell, faBullhorn, faInfo, faFolder, faExternalLinkAlt, faWifi, faRedo, faCheckCircle, faWallet, faTimes,
@@ -26,6 +27,7 @@ process.on('unhandledRejection', error => {
 });
 
 async function init() {
+	attachIPC();
 	document.body.classList.add(process.platform);
 
 	try {

src/utils/index.js

@@ -29,7 +29,7 @@ export async function mkdirIfNotExist(path) {
 		await fs.mkdir(path, {
 			recursive: true
 		});
-	} catch (ex) {}
+	} catch (ex) { }
 }
 
 export async function writeConfig(config) {
@@ -51,6 +51,20 @@ export async function readConfig() {
 	return config;
 }
 
+export function getLogPath() {
+	const appName = app.getName(),
+		homePath = app.getPath('home');
+
+	switch (process.platform) {
+	case 'darwin':
+		return path.join(homePath, `Library/Logs/${appName}/log.log`);
+	case 'win32':
+		return path.join(homePath, `AppData/Roaming/${appName}/log.log`);
+	default:
+		return path.join(homePath, `.config/${appName}/log.log`);
+	}
+}
+
 export function getConsensusPath(loc) {
 	if (loc)
 		return loc;

src/views/setup/ReviewStep.vue

@@ -58,7 +58,8 @@ export default {
 			daemonLoaded: state => state.hostDaemon.loaded,
 			daemonLoadingModule: state => state.hostDaemon.currentModule,
 			daemonLoadPercent: state => state.hostDaemon.loadPercent,
-			daemonManaged: state => state.hostDaemon.managed
+			daemonManaged: state => state.hostDaemon.managed,
+			criticalError: state => state.criticalError
 		})
 	},
 	data() {
@@ -99,6 +100,11 @@ export default {
 				createWallet: !this.walletUnlocked && !this.walletEncrypted
 			});
 		}
+	},
+	watch: {
+		criticalError(val) {
+			this.error = val;
+		}
 	}
 };
 </script>