Show hash verification progress to user (238b7979) · Commits · e / devices / eOS Installer

app/src/controller.manager.js

+3 −0

Original line number	Diff line number	Diff line
		@@ -123,6 +123,9 @@ export class Controller {
		(loaded, total, name) => {
		this.view.onUnzip(name, loaded, total);
		},
		(loaded, total, name) => {
		this.view.onVerify(name, loaded, total);
		},
		);
		this.view.onDownloadingEnd();
		return true;

app/src/controller/device.manager.js

+2 −1

Original line number	Diff line number	Diff line
		@@ -185,13 +185,14 @@ export class DeviceManager {
		}
		}

		async downloadAll(onProgress, onUnzip) {
		async downloadAll(onProgress, onUnzip, onVerify) {
		try {
		await this.downloader.downloadAndUnzipFolder(
		this.files,
		this.folder,
		onProgress,
		onUnzip,
		onVerify,
		);
		} catch (e) {
		throw new Error(`downloadAll error ${e.message \|\| e}`);

app/src/controller/downloader.manager.js

+11 −4

Original line number	Diff line number	Diff line
		@@ -32,6 +32,7 @@ export class Downloader {
		folder,
		onDownloadProgress,
		onUnzipProgress,
		onVerifyProgress,
		) {
		let current_file;
		try {
		@@ -55,7 +56,9 @@ export class Downloader {
		const expected = await this.fetchChecksum(
		`${file.path}.sha256sum`,
		);
		const actual = await this.computeSha256(blob);
		const actual = await this.computeSha256(blob, (loaded, total) => {
		onVerifyProgress(loaded, total, file.name)
		});
		if (expected && actual !== expected) {
		throw new Error(
		`Checksum mismatch for ${file.name}: expected ${expected} got ${actual}`,
		@@ -91,7 +94,9 @@ export class Downloader {
		if (filesRequired.includes(filename)) {
		await this.setInDBStore(unzippedEntry.blob, filename);
		this.stored[filename] = true;
		const fileSHA = await this.computeSha256(unzippedEntry.blob);
		const fileSHA = await this.computeSha256(unzippedEntry.blob, (loaded, total) => {
		onVerifyProgress(loaded, total, filename)
		});
		console.log(`File: ${unzippedEntry.name} SHA256: ${fileSHA}`);
		}
		}
		@@ -155,16 +160,18 @@ export class Downloader {
		* Streaming SHA-256 computation for large files.
		* Processes blob in 16MB chunks to avoid memory limits on low-memory devices.
		*/
		async computeSha256(blob) {
		async computeSha256(blob, onVerifyProgress) {
		const CHUNK_SIZE = 16 * 1024 * 1024; // 16MB chunks
		const hasher = await createSHA256();
		const blobSize = blob.size;
		hasher.init();

		let offset = 0;
		while (offset < blob.size) {
		while (offset < blobSize) {
		const chunk = blob.slice(offset, offset + CHUNK_SIZE);
		const buffer = await chunk.arrayBuffer();
		hasher.update(new Uint8Array(buffer));
		onVerifyProgress(offset, blobSize);
		offset += CHUNK_SIZE;
		}

app/src/viewManager.js

+15 −0

Original line number	Diff line number	Diff line
		@@ -145,6 +145,21 @@ export default class ViewManager {
		this.WDebug.log(`Downloading ${name}: ${v}/${100}`, `downloading-${name}`);
		}

		onVerify(name, loaded, total) {
		const v = Math.round((loaded / total) * 100);
		let $progressBar = document.querySelector(
		`.active .downloading-progress-bar`,
		);
		let $progress = document.querySelector(`.active .downloading-progress`);
		if ($progressBar) {
		$progressBar.value = v;
		}
		if ($progress) {
		$progress.innerText = `Verifying ${name}: ${v}/${100}`;
		}
		this.WDebug.log(`Verifying ${name}: ${v}/${100}`, `verifying-${name}`);
		}

		onUnzip(name, loaded, total) {
		const v = Math.round((loaded / total) * 100);
		let $progressBar = document.querySelector(