1 import { buildSignedActivity } from '../../../../helpers/activitypub'
2 import { getServerActor } from '../../../../helpers/utils'
3 import { ActorModel } from '../../../../models/activitypub/actor'
4 import { sha256 } from '../../../../helpers/core-utils'
5 import { HTTP_SIGNATURE } from '../../../../initializers/constants'
6 import { MActor } from '../../../../typings/models'
8 type Payload = { body: any, signatureActorId?: number }
10 async function computeBody (payload: Payload) {
11 let body = payload.body
13 if (payload.signatureActorId) {
14 const actorSignature = await ActorModel.load(payload.signatureActorId)
15 if (!actorSignature) throw new Error('Unknown signature actor id.')
16 body = await buildSignedActivity(actorSignature, payload.body)
22 async function buildSignedRequestOptions (payload: Payload) {
23 let actor: MActor | null
25 if (payload.signatureActorId) {
26 actor = await ActorModel.load(payload.signatureActorId)
27 if (!actor) throw new Error('Unknown signature actor id.')
29 // We need to sign the request, so use the server
30 actor = await getServerActor()
33 const keyId = actor.url
35 algorithm: HTTP_SIGNATURE.ALGORITHM,
36 authorizationHeaderName: HTTP_SIGNATURE.HEADER_NAME,
38 key: actor.privateKey,
39 headers: HTTP_SIGNATURE.HEADERS_TO_SIGN
43 function buildGlobalHeaders (body: any) {
45 'Digest': buildDigest(body)
49 function buildDigest (body: any) {
50 const rawBody = typeof body === 'string' ? body : JSON.stringify(body)
52 return 'SHA-256=' + sha256(rawBody, 'base64')
59 buildSignedRequestOptions