Release Log Tools v0.1.0

This commit is contained in:
2026-09-01 14:43:03 +02:00
commit 84a9978aa8
57 changed files with 10013 additions and 0 deletions
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import { expect, test, type Page } from "@playwright/test";
const ORIGIN = "http://127.0.0.1:4182";
async function localOnly(page: Page) {
const external: string[] = [];
await page.route("**/*", async (route) => {
const url = new URL(route.request().url());
if (url.origin !== ORIGIN) {
external.push(url.href);
await route.abort();
} else await route.continue();
});
return external;
}
test("runs from a nested path without external requests", async ({ page }) => {
const errors: string[] = [];
page.on("pageerror", (error) => errors.push(error.message));
page.on("console", (message) => {
if (message.type() === "error") errors.push(message.text());
});
const external = await localOnly(page);
await page.goto("/deep/nested/log/");
await expect(
page.getByRole("banner").getByRole("heading", { name: "Log Tools" }),
).toBeVisible();
await expect(page.getByText(/complete file is never loaded/u)).toBeVisible();
expect(external).toEqual([]);
expect(errors).toEqual([]);
});
test("streams, filters, correlates, and redacts the sample locally", async ({
page,
}) => {
const external = await localOnly(page);
await page.goto("/deep/nested/log/");
await page.getByRole("button", { name: "Scan pasted log" }).click();
await expect(
page.getByText(/Completed 4 lines with JSON Lines/u),
).toBeVisible();
await page.getByLabel("Literal search").fill("timeout");
await expect(page.getByText(/1 of 4 retained records match/u)).toBeVisible();
await page.getByRole("tab", { name: "Correlation" }).click();
await expect(
page.getByRole("heading", { name: "Hourly timeline" }),
).toBeVisible();
await page.getByRole("tab", { name: "Redaction" }).click();
await expect(page.getByLabel("Redacted preview")).not.toContainText(
"ada@example.test",
);
expect(external).toEqual([]);
});
test("keeps HTML-like log text inert", async ({ page }) => {
await page.goto("/deep/nested/log/");
await page
.getByLabel("Pasted log")
.fill("2026-09-01T10:00:00Z ERROR <img src=x onerror=alert(1)>");
await page.getByRole("button", { name: "Scan pasted log" }).click();
await expect(
page
.getByRole("table")
.getByText("2026-09-01T10:00:00Z ERROR <img src=x onerror=alert(1)>", {
exact: true,
}),
).toBeVisible();
await expect(page.locator("img[src='x']")).toHaveCount(0);
});
test("serves release identity and hardened headers", async ({ request }) => {
const index = await request.get("/deep/nested/log/");
expect(index.ok()).toBe(true);
expect(index.headers()["content-security-policy"]).toContain(
"connect-src 'self'",
);
expect(await index.text()).not.toMatch(/\b(?:src|href)=["']\//u);
const manifest = await request.get("/deep/nested/log/toolbox-app.json");
await expect(manifest.json()).resolves.toMatchObject({
id: "de.add-ideas.log-tools",
version: "0.1.0",
entry: "./",
privacy: { processing: "local", telemetry: false },
});
});
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import { render, screen } from "@testing-library/react";
import userEvent from "@testing-library/user-event";
import { describe, expect, it, vi } from "vitest";
import { App } from "../../src/App";
class StreamingTestBlob {
readonly size: number;
private readonly bytes: Uint8Array;
constructor(parts: readonly unknown[] = []) {
this.bytes = new TextEncoder().encode(parts.map(String).join(""));
this.size = this.bytes.byteLength;
}
stream(): ReadableStream<Uint8Array> {
const bytes = this.bytes;
let done = false;
return new ReadableStream<Uint8Array>({
pull(controller) {
if (done) controller.close();
else {
done = true;
controller.enqueue(bytes);
}
},
});
}
}
describe("Log Tools", () => {
it("streams the sample and exposes correlation and redaction views", async () => {
vi.stubGlobal("Blob", StreamingTestBlob as unknown as typeof Blob);
vi.stubGlobal(
"fetch",
vi.fn(async () => new Response("Not found", { status: 404 })),
);
render(<App />);
expect(
await screen.findByRole("heading", { name: "Log Tools" }),
).toBeVisible();
await screen.findByRole(
"button",
{ name: "Scan pasted log" },
{ timeout: 15_000 },
);
await userEvent.click(
screen.getByRole("button", { name: "Scan pasted log" }),
);
expect(
await screen.findByText(/Completed 4 lines with JSON Lines/u, undefined, {
timeout: 10_000,
}),
).toBeVisible();
expect(
screen.getByText("JSON Lines", { selector: ".metrics strong" }),
).toBeVisible();
await userEvent.click(screen.getByRole("tab", { name: "Redaction" }));
expect(screen.getByText("Deterministic recipes")).toBeVisible();
expect(screen.getByLabelText("Redacted preview")).not.toHaveTextContent(
"ada@example.test",
);
}, 30_000);
});
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import { describe, expect, it } from "vitest";
import {
ScanCancelledError,
detectLogFormat,
exportRecords,
filterRecords,
parseLogLine,
redactRecords,
scanLogBlob,
scanPastedLog,
type RedactionOptions,
} from "../../src/log/model";
function streamingBlob(source: string, chunkSize = 7): Blob {
const encoded = new TextEncoder().encode(source);
return {
size: encoded.byteLength,
stream() {
let offset = 0;
return new ReadableStream<Uint8Array>({
pull(controller) {
if (offset >= encoded.length) {
controller.close();
return;
}
controller.enqueue(encoded.slice(offset, offset + chunkSize));
offset += chunkSize;
},
});
},
text() {
throw new Error("The scanner must not call Blob.text().");
},
} as unknown as Blob;
}
describe("incremental scanning", () => {
it("uses Blob.stream and incremental TextDecoder across UTF-8 chunk boundaries", async () => {
const source = [
JSON.stringify({
timestamp: "2026-09-01T10:00:00Z",
level: "info",
service: "api",
message: "Grüße 🌍",
}),
JSON.stringify({
timestamp: "2026-09-01T10:01:00Z",
level: "error",
service: "api",
message: "failed",
}),
"",
].join("\n");
const progress: number[] = [];
const report = await scanLogBlob(
streamingBlob(source, 3),
{ filename: "events.jsonl", format: "auto" },
(item) => progress.push(item.bytesRead),
);
expect(report.format).toBe("jsonl");
expect(report.totalLines).toBe(2);
expect(report.preview[0]?.message).toBe("Grüße 🌍");
expect(report.levelCounts).toEqual(
expect.arrayContaining([
{ key: "info", count: 1 },
{ key: "error", count: 1 },
]),
);
expect(progress.at(-1)).toBe(report.totalBytes);
});
it("retains only the bounded preview while aggregating all lines", async () => {
const source = Array.from(
{ length: 250 },
(_, index) =>
`time=2026-09-01T10:${String(index % 60).padStart(2, "0")}:00Z level=info service=worker msg="record ${index}"`,
).join("\n");
const report = await scanLogBlob(streamingBlob(source, 113), {
format: "logfmt",
previewLimit: 100,
});
expect(report.parsedLines).toBe(250);
expect(report.preview).toHaveLength(100);
expect(report.previewDropped).toBe(150);
expect(report.timeline.length).toBeGreaterThan(0);
});
it("supports cancellation without returning a partial replacement report", async () => {
const controller = new AbortController();
controller.abort();
await expect(
scanLogBlob(
streamingBlob("first\nsecond\n"),
{},
undefined,
controller.signal,
),
).rejects.toBeInstanceOf(ScanCancelledError);
});
it("bounds pasted input", async () => {
await expect(
scanPastedLog("x".repeat(2 * 1024 * 1024 + 1)),
).rejects.toThrow(/length/u);
});
it("truncates oversized physical lines before retaining preview text", async () => {
const report = await scanLogBlob(
streamingBlob(`${"x".repeat(256 * 1024 + 50)}\n`, 8192),
{ format: "plain" },
);
expect(report.oversizedLines).toBe(1);
expect(report.preview[0]?.raw.length).toBeLessThanOrEqual(32 * 1024);
expect(report.previewChars).toBeLessThanOrEqual(32 * 1024 * 1024);
});
});
describe("format parsers", () => {
it("detects the supported common formats", () => {
expect(detectLogFormat(['{"level":"info","message":"ok"}']).format).toBe(
"jsonl",
);
expect(
detectLogFormat([
'127.0.0.1 - - [01/Sep/2026:10:00:00 +0000] "GET / HTTP/1.1" 200 12 "-" "agent"',
]).format,
).toBe("nginx-combined");
expect(
detectLogFormat(["<34>1 2026-09-01T10:00:00Z host app 12 ID47 - event"])
.format,
).toBe("syslog");
expect(
detectLogFormat(['time=2026-09-01T10:00:00Z level=info msg="ok"']).format,
).toBe("logfmt");
});
it("extracts nginx, syslog, and logfmt fields and levels", () => {
const nginx = parseLogLine(
'192.0.2.4 - ada [01/Sep/2026:10:00:00 +0000] "GET /private HTTP/1.1" 503 18 "-" "agent"',
1,
"nginx-combined",
);
expect(nginx).toMatchObject({
valid: true,
level: "error",
source: "192.0.2.4",
});
expect(nginx.fields.status).toBe("503");
const syslog = parseLogLine(
"<34>1 2026-09-01T10:00:00Z host scheduler 42 JOB - started",
2,
"syslog",
);
expect(syslog).toMatchObject({
valid: true,
source: "scheduler",
level: "critical",
});
const logfmt = parseLogLine(
'time=2026-09-01T10:00:00Z level=warn service=queue msg="retry later"',
3,
"logfmt",
);
expect(logfmt).toMatchObject({
valid: true,
level: "warning",
source: "queue",
message: "retry later",
});
const longAgent = parseLogLine(
`192.0.2.4 - - [01/Sep/2026:10:00:00 +0000] "GET / HTTP/1.1" 200 1 "-" "${"a".repeat(5_000)}"`,
4,
"nginx-combined",
);
expect(longAgent.fields.userAgent).toHaveLength(4 * 1024);
});
it("keeps ANSI and HTML inert as plain text", () => {
const record = parseLogLine(
"\u001b[31mERROR\u001b[0m <img src=x onerror=alert(1)>",
1,
"plain",
);
expect(record.message).toBe("ERROR <img src=x onerror=alert(1)>");
});
});
describe("filter, redact, and export", () => {
const records = [
parseLogLine(
JSON.stringify({
timestamp: "2026-09-01T10:00:00Z",
level: "error",
service: "api",
message: "ada@example.test from 192.0.2.1",
token: "secret-value",
}),
1,
"jsonl",
),
parseLogLine(
JSON.stringify({ level: "info", service: "worker", message: "done" }),
2,
"jsonl",
),
];
const options: RedactionOptions = {
email: true,
ip: true,
uuid: true,
secrets: true,
numbers: false,
literal: "",
pseudonymize: true,
salt: "test",
};
it("filters extracted fields and produces deterministic pseudonyms", () => {
const selected = filterRecords(records, {
level: "error",
field: "service",
fieldValue: "api",
});
expect(selected).toHaveLength(1);
const first = redactRecords(selected, options);
const second = redactRecords(selected, options);
expect(first.records).toEqual(second.records);
expect(first.records[0]?.raw).not.toContain("ada@example.test");
expect(first.records[0]?.raw).not.toContain("192.0.2.1");
expect(first.counts.email).toBeGreaterThan(0);
});
it("caps redaction expansion and reports truncated values", () => {
const expanding = parseLogLine("a".repeat(32 * 1024), 1, "plain");
const result = redactRecords([expanding], {
...options,
email: false,
ip: false,
uuid: false,
secrets: false,
literal: "a",
pseudonymize: false,
});
expect(result.records[0]?.raw.length).toBeLessThanOrEqual(32 * 1024);
expect(result.truncatedValues).toBeGreaterThan(0);
});
it("exports normalized NDJSON, inert text, and spreadsheet-safe CSV", () => {
const dangerous = {
...records[0]!,
message: '=HYPERLINK("https://example.test")',
};
const csv = exportRecords([dangerous], "csv");
expect(csv.value).toContain("'=HYPERLINK");
expect(csv.extension).toBe("csv");
expect(
JSON.parse(exportRecords(records, "ndjson").value.split("\n")[0]!),
).toMatchObject({ line: 1, parser: "jsonl" });
expect(exportRecords(records, "text").value).toContain("ada@example.test");
});
});