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Add following
This commit is contained in:
Jesse Wierzbinski
parent
7da7febd00
commit
f56e4f623a
5 changed files with 242 additions and 129 deletions
58
database/entities/Federation.ts
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58
database/entities/Federation.ts
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@ -0,0 +1,58 @@
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import type { User } from "@prisma/client";
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import type * as Lysand from "lysand-types";
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import { config } from "config-manager";
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export const objectToInboxRequest = async (
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object: Lysand.Entity,
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author: User,
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userToSendTo: User,
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): Promise<Request> => {
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if (!userToSendTo.instanceId || !userToSendTo.endpoints.inbox) {
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throw new Error("User has no inbox or is a local user");
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}
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const privateKey = await crypto.subtle.importKey(
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"pkcs8",
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Uint8Array.from(atob(author.privateKey ?? ""), (c) => c.charCodeAt(0)),
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"Ed25519",
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false,
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["sign"],
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);
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const digest = await crypto.subtle.digest(
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"SHA-256",
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new TextEncoder().encode(JSON.stringify(object)),
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);
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const userInbox = new URL(userToSendTo.endpoints.inbox);
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const date = new Date();
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const signature = await crypto.subtle.sign(
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"Ed25519",
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privateKey,
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new TextEncoder().encode(
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`(request-target): post ${userInbox.pathname}\n` +
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`host: ${userInbox.host}\n` +
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`date: ${date.toISOString()}\n` +
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`digest: SHA-256=${btoa(
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String.fromCharCode(...new Uint8Array(digest)),
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)}\n`,
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),
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);
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const signatureBase64 = btoa(
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String.fromCharCode(...new Uint8Array(signature)),
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);
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return new Request(userInbox, {
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method: "POST",
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headers: {
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"Content-Type": "application/json",
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Date: date.toISOString(),
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Origin: config.http.base_url,
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Signature: `keyId="${author.uri}",algorithm="ed25519",headers="(request-target) host date digest",signature="${signatureBase64}"`,
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},
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body: JSON.stringify(object),
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});
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};
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@ -25,6 +25,7 @@ import { emojiToAPI, emojiToLysand, parseEmojis } from "./Emoji";
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import type { UserWithRelations } from "./User";
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import { resolveUser, parseMentionsUris, userToAPI } from "./User";
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import { statusAndUserRelations, userRelations } from "./relations";
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import { objectToInboxRequest } from "./Federation";
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const statusRelations = Prisma.validator<Prisma.StatusDefaultArgs>()({
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include: statusAndUserRelations,
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@ -262,7 +263,11 @@ export const federateStatus = async (status: StatusWithRelations) => {
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for (const user of toFederateTo) {
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// TODO: Add queue system
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const request = await statusToInboxRequest(status, user);
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const request = await objectToInboxRequest(
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statusToLysand(status),
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status.author,
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user,
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);
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// Send request
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const response = await fetch(request);
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@ -275,64 +280,6 @@ export const federateStatus = async (status: StatusWithRelations) => {
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}
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};
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export const statusToInboxRequest = async (
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status: StatusWithRelations,
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user: User,
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): Promise<Request> => {
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const output = statusToLysand(status);
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if (!user.instanceId || !user.endpoints.inbox) {
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throw new Error("User has no inbox or is a local user");
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}
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const privateKey = await crypto.subtle.importKey(
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"pkcs8",
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Uint8Array.from(atob(status.author.privateKey ?? ""), (c) =>
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c.charCodeAt(0),
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),
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"Ed25519",
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false,
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["sign"],
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);
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const digest = await crypto.subtle.digest(
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"SHA-256",
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new TextEncoder().encode(JSON.stringify(output)),
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);
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const userInbox = new URL(user.endpoints.inbox);
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const date = new Date();
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const signature = await crypto.subtle.sign(
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"Ed25519",
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privateKey,
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new TextEncoder().encode(
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`(request-target): post ${userInbox.pathname}\n` +
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`host: ${userInbox.host}\n` +
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`date: ${date.toISOString()}\n` +
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`digest: SHA-256=${btoa(
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String.fromCharCode(...new Uint8Array(digest)),
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)}\n`,
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),
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);
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const signatureBase64 = btoa(
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String.fromCharCode(...new Uint8Array(signature)),
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);
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return new Request(userInbox, {
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method: "POST",
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headers: {
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"Content-Type": "application/json",
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Date: date.toISOString(),
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Origin: config.http.base_url,
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Signature: `keyId="${status.author.uri}",algorithm="ed25519",headers="(request-target) host date digest",signature="${signatureBase64}"`,
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},
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body: JSON.stringify(output),
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});
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};
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export const getUsersToFederateTo = async (status: StatusWithRelations) => {
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return await client.user.findMany({
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where: {
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@ -12,6 +12,7 @@ import { addInstanceIfNotExists } from "./Instance";
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import { userRelations } from "./relations";
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import { createNewRelationship } from "./Relationship";
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import { getBestContentType, urlToContentFormat } from "@content_types";
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import { objectToInboxRequest } from "./Federation";
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export interface AuthData {
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user: UserWithRelations | null;
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@ -60,40 +61,6 @@ export const getFromRequest = async (req: Request): Promise<AuthData> => {
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return { user: await retrieveUserFromToken(token), token };
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};
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export const followUser = async (
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follower: User,
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followee: User,
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relationshipId: string,
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reblogs = false,
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notify = false,
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languages: string[] = [],
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) => {
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const relationship = await client.relationship.update({
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where: { id: relationshipId },
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data: {
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following: true,
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showingReblogs: reblogs,
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notifying: notify,
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languages: languages,
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},
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});
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if (follower.instanceId === followee.instanceId) {
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// Notify the user that their post has been favourited
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await client.notification.create({
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data: {
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accountId: follower.id,
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type: "follow",
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notifiedId: followee.id,
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},
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});
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} else {
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// TODO: Add database jobs for federating this
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}
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return relationship;
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};
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export const followRequestUser = async (
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follower: User,
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followee: User,
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@ -102,27 +69,54 @@ export const followRequestUser = async (
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notify = false,
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languages: string[] = [],
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) => {
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const isRemote = follower.instanceId !== followee.instanceId;
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const relationship = await client.relationship.update({
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where: { id: relationshipId },
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data: {
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requested: true,
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following: isRemote ? false : !followee.isLocked,
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requested: isRemote ? true : followee.isLocked,
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showingReblogs: reblogs,
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notifying: notify,
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languages: languages,
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},
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});
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if (follower.instanceId === followee.instanceId) {
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// Notify the user that their post has been favourited
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await client.notification.create({
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data: {
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accountId: follower.id,
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type: "follow_request",
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notifiedId: followee.id,
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},
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});
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if (isRemote) {
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// Federate
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// TODO: Make database job
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const request = await objectToInboxRequest(
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followRequestToLysand(follower, followee),
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follower,
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followee,
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);
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// Send request
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const response = await fetch(request);
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if (!response.ok) {
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throw new Error(
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`Failed to federate follow request from ${follower.id} to ${followee.uri}`,
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);
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}
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} else {
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// TODO: Add database jobs for federating this
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if (followee.isLocked) {
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await client.notification.create({
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data: {
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accountId: follower.id,
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type: "follow_request",
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notifiedId: followee.id,
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},
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});
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} else {
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await client.notification.create({
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data: {
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accountId: follower.id,
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type: "follow",
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notifiedId: followee.id,
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},
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});
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}
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}
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return relationship;
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@ -588,3 +582,68 @@ export const userToLysand = (user: UserWithRelations): Lysand.User => {
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},
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};
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};
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export const followRequestToLysand = (
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follower: User,
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followee: User,
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): Lysand.Follow => {
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if (follower.instanceId) {
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throw new Error("Follower must be a local user");
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}
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if (!followee.instanceId) {
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throw new Error("Followee must be a remote user");
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}
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if (!followee.uri) {
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throw new Error("Followee must have a URI in database");
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}
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const id = crypto.randomUUID();
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return {
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type: "Follow",
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id: id,
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author: new URL(
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`/users/${follower.id}`,
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config.http.base_url,
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).toString(),
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followee: followee.uri,
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created_at: new Date().toISOString(),
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uri: new URL(`/follows/${id}`, config.http.base_url).toString(),
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};
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};
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export const followAcceptToLysand = (
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follower: User,
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followee: User,
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): Lysand.FollowAccept => {
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if (follower.instanceId) {
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throw new Error("Follower must be a local user");
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}
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if (!followee.instanceId) {
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throw new Error("Followee must be a remote user");
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}
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if (!followee.uri) {
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throw new Error("Followee must have a URI in database");
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}
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const id = crypto.randomUUID();
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return {
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type: "FollowAccept",
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id: id,
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author: new URL(
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`/users/${followee.id}`,
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config.http.base_url,
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).toString(),
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created_at: new Date().toISOString(),
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follower: new URL(
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`/users/${follower.id}`,
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config.http.base_url,
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).toString(),
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uri: new URL(`/follows/${id}`, config.http.base_url).toString(),
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};
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};
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