Files
Moltbot/src/gateway/security-path.test.ts
2026-03-02 15:55:32 +00:00

97 lines
4.1 KiB
TypeScript

import { describe, expect, it } from "vitest";
import {
PROTECTED_PLUGIN_ROUTE_PREFIXES,
buildCanonicalPathCandidates,
canonicalizePathForSecurity,
isPathProtectedByPrefixes,
isProtectedPluginRoutePath,
} from "./security-path.js";
function buildRepeatedEncodedSlashPath(depth: number): string {
let encodedSlash = "%2f";
for (let i = 1; i < depth; i++) {
encodedSlash = encodedSlash.replace(/%/g, "%25");
}
return `/api${encodedSlash}channels${encodedSlash}nostr${encodedSlash}default${encodedSlash}profile`;
}
describe("security-path canonicalization", () => {
it("canonicalizes decoded case/slash variants", () => {
expect(canonicalizePathForSecurity("/API/channels//nostr/default/profile/")).toEqual(
expect.objectContaining({
canonicalPath: "/api/channels/nostr/default/profile",
candidates: ["/api/channels/nostr/default/profile"],
malformedEncoding: false,
decodePasses: 0,
decodePassLimitReached: false,
rawNormalizedPath: "/api/channels/nostr/default/profile",
}),
);
const encoded = canonicalizePathForSecurity("/api/%63hannels%2Fnostr%2Fdefault%2Fprofile");
expect(encoded.canonicalPath).toBe("/api/channels/nostr/default/profile");
expect(encoded.candidates).toContain("/api/%63hannels%2fnostr%2fdefault%2fprofile");
expect(encoded.candidates).toContain("/api/channels/nostr/default/profile");
expect(encoded.decodePasses).toBeGreaterThan(0);
expect(encoded.decodePassLimitReached).toBe(false);
});
it("resolves traversal after repeated decoding", () => {
expect(
canonicalizePathForSecurity("/api/foo/..%2fchannels/nostr/default/profile").canonicalPath,
).toBe("/api/channels/nostr/default/profile");
expect(
canonicalizePathForSecurity("/api/foo/%252e%252e%252fchannels/nostr/default/profile")
.canonicalPath,
).toBe("/api/channels/nostr/default/profile");
});
it("marks malformed encoding", () => {
expect(canonicalizePathForSecurity("/api/channels%2").malformedEncoding).toBe(true);
expect(canonicalizePathForSecurity("/api/channels%zz").malformedEncoding).toBe(true);
});
it("resolves 4x encoded slash path variants to protected channel routes", () => {
const deeplyEncoded = "/api%2525252fchannels%2525252fnostr%2525252fdefault%2525252fprofile";
const canonical = canonicalizePathForSecurity(deeplyEncoded);
expect(canonical.canonicalPath).toBe("/api/channels/nostr/default/profile");
expect(canonical.decodePasses).toBeGreaterThanOrEqual(4);
expect(isProtectedPluginRoutePath(deeplyEncoded)).toBe(true);
});
it("flags decode depth overflow and fails closed for protected prefix checks", () => {
const excessiveDepthPath = buildRepeatedEncodedSlashPath(40);
const candidates = buildCanonicalPathCandidates(excessiveDepthPath, 32);
expect(candidates.decodePassLimitReached).toBe(true);
expect(candidates.malformedEncoding).toBe(false);
expect(isProtectedPluginRoutePath(excessiveDepthPath)).toBe(true);
});
});
describe("security-path protected-prefix matching", () => {
const channelVariants = [
"/API/channels/nostr/default/profile",
"/api/channels%2Fnostr%2Fdefault%2Fprofile",
"/api/%63hannels/nostr/default/profile",
"/api/foo/..%2fchannels/nostr/default/profile",
"/api/foo/%2e%2e%2fchannels/nostr/default/profile",
"/api/foo/%252e%252e%252fchannels/nostr/default/profile",
"/api%2525252fchannels%2525252fnostr%2525252fdefault%2525252fprofile",
"/api/channels%2",
"/api/channels%zz",
];
for (const path of channelVariants) {
it(`protects plugin channel path variant: ${path}`, () => {
expect(isProtectedPluginRoutePath(path)).toBe(true);
expect(isPathProtectedByPrefixes(path, PROTECTED_PLUGIN_ROUTE_PREFIXES)).toBe(true);
});
}
it("does not protect unrelated paths", () => {
expect(isProtectedPluginRoutePath("/plugin/public")).toBe(false);
expect(isProtectedPluginRoutePath("/api/channels-public")).toBe(false);
expect(isProtectedPluginRoutePath("/api/foo/..%2fchannels-public")).toBe(false);
expect(isProtectedPluginRoutePath("/api/channel")).toBe(false);
});
});