✨优化文档

6 files changed, 0 insertions, 140 deletions

diff --git a/envshare/pkg/constants.ts b/envshare/pkg/constants.ts
deleted file mode 100644
index 09cc451..0000000
--- a/envshare/pkg/constants.ts
+++ /dev/null
@@ -1,3 +0,0 @@
-export const ID_LENGTH = 16;
-export const ENCRYPTION_KEY_LENGTH = 128;
-export const LATEST_KEY_VERSION = 2;
diff --git a/envshare/pkg/encoding.test.ts b/envshare/pkg/encoding.test.ts
deleted file mode 100644
index be0a7f8..0000000
--- a/envshare/pkg/encoding.test.ts
+++ /dev/null
@@ -1,23 +0,0 @@
-import { describe, it, expect, beforeAll } from "@jest/globals";
-import { decodeCompositeKey, encodeCompositeKey } from "./encoding";
-import { generateKey } from "./encryption";
-import { generateId } from "./id";
-import crypto from "node:crypto";
-
-beforeAll(() => {
-  global.crypto = crypto.webcrypto;
-});
-describe("composite key encoding", () => {
-  it("encodes and decodes composite keys", async () => {
-    for (let i = 0; i < 10000; i++) {
-      const id = generateId();
-      const key = new Uint8Array(await crypto.subtle.exportKey("raw", await generateKey()));
-
-      const encoded = encodeCompositeKey(1, id, key);
-
-      const decoded = decodeCompositeKey(encoded);
-      expect(decoded.id).toEqual(id);
-      expect(decoded.encryptionKey).toEqual(key);
-    }
-  });
-});
diff --git a/envshare/pkg/encoding.ts b/envshare/pkg/encoding.ts
deleted file mode 100644
index 2025133..0000000
--- a/envshare/pkg/encoding.ts
+++ /dev/null
@@ -1,31 +0,0 @@
-import { fromBase58, toBase58 } from "../util/base58";
-import { ID_LENGTH, ENCRYPTION_KEY_LENGTH } from "./constants";
-/**
- * To share links easily, we encode the id, where the data is stored in redis, together with the secret encryption key.
- */
-export function encodeCompositeKey(version: number, id: string, encryptionKey: Uint8Array): string {
-  if (version < 0 || version > 255) {
-    throw new Error("Version must fit in a byte");
-  }
-  const compositeKey = new Uint8Array([version, ...fromBase58(id), ...encryptionKey]);
-
-  return toBase58(compositeKey);
-}
-
-/**
- * To share links easily, we encode the id, where the data is stored in redis, together with the secret encryption key.
- */
-export function decodeCompositeKey(compositeKey: string): { id: string; encryptionKey: Uint8Array; version: number } {
-  const decoded = fromBase58(compositeKey);
-  const version = decoded.at(0);
-
-  if (version === 1 || version === 2) {
-    return {
-      id: toBase58(decoded.slice(1, 1 + ID_LENGTH)),
-      encryptionKey: decoded.slice(1 + ID_LENGTH, 1 + ID_LENGTH + ENCRYPTION_KEY_LENGTH),
-      version,
-    };
-  }
-
-  throw new Error(`Unsupported composite key version: ${version}`);
-}
diff --git a/envshare/pkg/encryption.test.ts b/envshare/pkg/encryption.test.ts
deleted file mode 100644
index 5d4cf15..0000000
--- a/envshare/pkg/encryption.test.ts
+++ /dev/null
@@ -1,24 +0,0 @@
-import { describe, it, expect, beforeAll } from "@jest/globals";
-import { decrypt, encrypt } from "./encryption";
-import crypto from "node:crypto";
-import { toBase58 } from "../util/base58";
-
-beforeAll(() => {
-  global.crypto = crypto.webcrypto;
-});
-describe("aes", () => {
-  it("encrypts and decrypts correctly", async () => {
-    for (let i = 0; i < 500; i++) {
-      const buf = new Uint8Array(Math.ceil(Math.random() * 10 * i));
-      crypto.getRandomValues(buf);
-
-      const text = toBase58(buf);
-
-      const { encrypted, key, iv } = await encrypt(text);
-
-      const decrypted = await decrypt(toBase58(encrypted), key, toBase58(iv), 2);
-
-      expect(decrypted).toEqual(text);
-    }
-  }, 30_000);
-});
diff --git a/envshare/pkg/encryption.ts b/envshare/pkg/encryption.ts
deleted file mode 100644
index c9f0e9d..0000000
--- a/envshare/pkg/encryption.ts
+++ /dev/null
@@ -1,51 +0,0 @@
-import { fromBase58 } from "../util/base58";
-
-export async function generateKey() {
-  return await crypto.subtle.generateKey(
-    {
-      name: "AES-GCM",
-      length: 128,
-    },
-    true,
-    ["encrypt", "decrypt"],
-  );
-}
-
-export async function encrypt(text: string): Promise<{ encrypted: Uint8Array; iv: Uint8Array; key: Uint8Array }> {
-  const key = await generateKey();
-
-  const iv = crypto.getRandomValues(new Uint8Array(16));
-
-  const encryptedBuffer = await crypto.subtle.encrypt(
-    {
-      name: "AES-GCM",
-      iv,
-    },
-    key,
-    new TextEncoder().encode(text),
-  );
-
-  const exportedKey = await crypto.subtle.exportKey("raw", key);
-  return {
-    encrypted: new Uint8Array(encryptedBuffer),
-    key: new Uint8Array(exportedKey),
-    iv,
-  };
-}
-
-export async function decrypt(encrypted: string, keyData: Uint8Array, iv: string, keyVersion: number): Promise<string> {
-  const algorithm = keyVersion === 1 ? "AES-CBC" : "AES-GCM";
-
-  const key = await crypto.subtle.importKey("raw", keyData, { name: algorithm, length: 128 }, false, ["decrypt"]);
-
-  const decrypted = await crypto.subtle.decrypt(
-    {
-      name: algorithm,
-      iv: fromBase58(iv),
-    },
-    key,
-    fromBase58(encrypted),
-  );
-
-  return new TextDecoder().decode(decrypted);
-}
diff --git a/envshare/pkg/id.ts b/envshare/pkg/id.ts
deleted file mode 100644
index efdfb5e..0000000
--- a/envshare/pkg/id.ts
+++ /dev/null
@@ -1,8 +0,0 @@
-import { toBase58 } from "../util/base58";
-import { ID_LENGTH } from "./constants";
-
-export function generateId(): string {
-  const bytes = new Uint8Array(ID_LENGTH);
-  crypto.getRandomValues(bytes);
-  return toBase58(bytes);
-}