import { expect } from 'chai' import { basename } from 'path' import { sha256 } from '@server/helpers/core-utils' import { HttpStatusCode, VideoStreamingPlaylist } from '@shared/models' import { PeerTubeServer } from '../server' async function checkSegmentHash (options: { server: PeerTubeServer baseUrlPlaylist: string baseUrlSegment: string videoUUID: string resolution: number hlsPlaylist: VideoStreamingPlaylist }) { const { server, baseUrlPlaylist, baseUrlSegment, videoUUID, resolution, hlsPlaylist } = options const command = server.streamingPlaylists const playlist = await command.get({ url: `${baseUrlPlaylist}/${videoUUID}/${resolution}.m3u8` }) const file = hlsPlaylist.files.find(f => f.resolution.id === resolution) const videoName = basename(file.fileUrl) const matches = /#EXT-X-BYTERANGE:(\d+)@(\d+)/.exec(playlist) const length = parseInt(matches[1], 10) const offset = parseInt(matches[2], 10) const range = `${offset}-${offset + length - 1}` const segmentBody = await command.getSegment({ url: `${baseUrlSegment}/${videoUUID}/${videoName}`, expectedStatus: HttpStatusCode.PARTIAL_CONTENT_206, range: `bytes=${range}` }) const shaBody = await command.getSegmentSha256({ url: hlsPlaylist.segmentsSha256Url }) expect(sha256(segmentBody)).to.equal(shaBody[videoName][range]) } async function checkLiveSegmentHash (options: { server: PeerTubeServer baseUrlSegment: string videoUUID: string segmentName: string hlsPlaylist: VideoStreamingPlaylist }) { const { server, baseUrlSegment, videoUUID, segmentName, hlsPlaylist } = options const command = server.streamingPlaylists const segmentBody = await command.getSegment({ url: `${baseUrlSegment}/${videoUUID}/${segmentName}` }) const shaBody = await command.getSegmentSha256({ url: hlsPlaylist.segmentsSha256Url }) expect(sha256(segmentBody)).to.equal(shaBody[segmentName]) } async function checkResolutionsInMasterPlaylist (options: { server: PeerTubeServer playlistUrl: string resolutions: number[] }) { const { server, playlistUrl, resolutions } = options const masterPlaylist = await server.streamingPlaylists.get({ url: playlistUrl }) for (const resolution of resolutions) { const reg = new RegExp( '#EXT-X-STREAM-INF:BANDWIDTH=\\d+,RESOLUTION=\\d+x' + resolution + ',(FRAME-RATE=\\d+,)?CODECS="avc1.64001f,mp4a.40.2"' ) expect(masterPlaylist).to.match(reg) } } export { checkSegmentHash, checkLiveSegmentHash, checkResolutionsInMasterPlaylist }