Fixed 267U.pre2

2026-07-26 18:25:37 +09:00
parent 50bfaeafdf
commit 317d00a284
1286 changed files with 80222 additions and 1 deletions
@@ -0,0 +1,86 @@
+import * as crypto from "node:crypto";
+import { URL } from "node:url";
+export function createSignedPost(args) {
+    const u = new URL(args.url);
+    const digestHeader = `SHA-256=${crypto.createHash("sha256").update(args.body).digest("base64")}`;
+    const request = {
+        url: u.href,
+        method: "POST",
+        headers: objectAssignWithLcKey({
+            Date: new Date().toUTCString(),
+            Host: u.hostname,
+            "Content-Type": "application/activity+json",
+            Digest: digestHeader
+        }, args.additionalHeaders)
+    };
+    const result = signToRequest(request, args.key, [
+        "(request-target)",
+        "date",
+        "host",
+        "digest"
+    ]);
+    return {
+        request,
+        signingString: result.signingString,
+        signature: result.signature,
+        signatureHeader: result.signatureHeader
+    };
+}
+export function createSignedGet(args) {
+    const u = new URL(args.url);
+    const request = {
+        url: u.href,
+        method: "GET",
+        headers: objectAssignWithLcKey({
+            Accept: "application/activity+json, application/ld+json; profile=\"https://www.w3.org/ns/activitystreams\"",
+            Date: new Date().toUTCString(),
+            Host: new URL(args.url).hostname
+        }, args.additionalHeaders)
+    };
+    const result = signToRequest(request, args.key, [
+        "(request-target)",
+        "date",
+        "host",
+        "accept"
+    ]);
+    return {
+        request,
+        signingString: result.signingString,
+        signature: result.signature,
+        signatureHeader: result.signatureHeader
+    };
+}
+function signToRequest(request, key, includeHeaders) {
+    const signingString = genSigningString(request, includeHeaders);
+    const signature = crypto.sign("sha256", Buffer.from(signingString), key.privateKeyPem).toString("base64");
+    const signatureHeader = `keyId="${key.keyId}",algorithm="rsa-sha256",headers="${includeHeaders.join(" ")}",signature="${signature}"`;
+    request.headers = objectAssignWithLcKey(request.headers, {
+        Signature: signatureHeader
+    });
+    return {
+        request,
+        signingString,
+        signature,
+        signatureHeader
+    };
+}
+function genSigningString(request, includeHeaders) {
+    request.headers = lcObjectKey(request.headers);
+    const results = [];
+    for (const key of includeHeaders.map((x)=>x.toLowerCase())){
+        if (key === "(request-target)") {
+            results.push(`(request-target): ${request.method.toLowerCase()} ${new URL(request.url).pathname}`);
+        } else {
+            results.push(`${key}: ${request.headers[key]}`);
+        }
+    }
+    return results.join("\n");
+}
+function lcObjectKey(src) {
+    const dst = {};
+    for (const key of Object.keys(src).filter((x)=>x !== "__proto__" && typeof src[x] === "string"))dst[key.toLowerCase()] = src[key];
+    return dst;
+}
+function objectAssignWithLcKey(a, b) {
+    return Object.assign(lcObjectKey(a), lcObjectKey(b));
+}