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Commit | Line | Data |
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09209296 C |
1 | import { AllowNull, BelongsTo, Column, CreatedAt, DataType, ForeignKey, HasMany, Is, Model, Table, UpdatedAt } from 'sequelize-typescript' |
2 | import { isVideoFileInfoHashValid } from '../../helpers/custom-validators/videos' | |
3 | import { throwIfNotValid } from '../utils' | |
4 | import { VideoModel } from './video' | |
5 | import * as Sequelize from 'sequelize' | |
6 | import { VideoRedundancyModel } from '../redundancy/video-redundancy' | |
7 | import { VideoStreamingPlaylistType } from '../../../shared/models/videos/video-streaming-playlist.type' | |
8 | import { isActivityPubUrlValid } from '../../helpers/custom-validators/activitypub/misc' | |
9 | import { CONSTRAINTS_FIELDS, STATIC_PATHS } from '../../initializers' | |
10 | import { VideoFileModel } from './video-file' | |
11 | import { join } from 'path' | |
12 | import { sha1 } from '../../helpers/core-utils' | |
13 | import { isArrayOf } from '../../helpers/custom-validators/misc' | |
14 | ||
15 | @Table({ | |
16 | tableName: 'videoStreamingPlaylist', | |
17 | indexes: [ | |
18 | { | |
19 | fields: [ 'videoId' ] | |
20 | }, | |
21 | { | |
22 | fields: [ 'videoId', 'type' ], | |
23 | unique: true | |
24 | }, | |
25 | { | |
26 | fields: [ 'p2pMediaLoaderInfohashes' ], | |
27 | using: 'gin' | |
28 | } | |
29 | ] | |
30 | }) | |
31 | export class VideoStreamingPlaylistModel extends Model<VideoStreamingPlaylistModel> { | |
32 | @CreatedAt | |
33 | createdAt: Date | |
34 | ||
35 | @UpdatedAt | |
36 | updatedAt: Date | |
37 | ||
38 | @AllowNull(false) | |
39 | @Column | |
40 | type: VideoStreamingPlaylistType | |
41 | ||
42 | @AllowNull(false) | |
43 | @Is('PlaylistUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'playlist url')) | |
44 | @Column(DataType.STRING(CONSTRAINTS_FIELDS.VIDEOS.URL.max)) | |
45 | playlistUrl: string | |
46 | ||
47 | @AllowNull(false) | |
48 | @Is('VideoStreamingPlaylistInfoHashes', value => throwIfNotValid(value, v => isArrayOf(v, isVideoFileInfoHashValid), 'info hashes')) | |
49 | @Column(DataType.ARRAY(DataType.STRING)) | |
50 | p2pMediaLoaderInfohashes: string[] | |
51 | ||
52 | @AllowNull(false) | |
53 | @Is('VideoStreamingSegmentsSha256Url', value => throwIfNotValid(value, isActivityPubUrlValid, 'segments sha256 url')) | |
54 | @Column | |
55 | segmentsSha256Url: string | |
56 | ||
57 | @ForeignKey(() => VideoModel) | |
58 | @Column | |
59 | videoId: number | |
60 | ||
61 | @BelongsTo(() => VideoModel, { | |
62 | foreignKey: { | |
63 | allowNull: false | |
64 | }, | |
65 | onDelete: 'CASCADE' | |
66 | }) | |
67 | Video: VideoModel | |
68 | ||
69 | @HasMany(() => VideoRedundancyModel, { | |
70 | foreignKey: { | |
71 | allowNull: false | |
72 | }, | |
73 | onDelete: 'CASCADE', | |
74 | hooks: true | |
75 | }) | |
76 | RedundancyVideos: VideoRedundancyModel[] | |
77 | ||
78 | static doesInfohashExist (infoHash: string) { | |
79 | const query = 'SELECT 1 FROM "videoStreamingPlaylist" WHERE $infoHash = ANY("p2pMediaLoaderInfohashes") LIMIT 1' | |
80 | const options = { | |
81 | type: Sequelize.QueryTypes.SELECT, | |
82 | bind: { infoHash }, | |
83 | raw: true | |
84 | } | |
85 | ||
86 | return VideoModel.sequelize.query(query, options) | |
87 | .then(results => { | |
88 | return results.length === 1 | |
89 | }) | |
90 | } | |
91 | ||
92 | static buildP2PMediaLoaderInfoHashes (playlistUrl: string, videoFiles: VideoFileModel[]) { | |
93 | const hashes: string[] = [] | |
94 | ||
95 | // https://github.com/Novage/p2p-media-loader/blob/master/p2p-media-loader-core/lib/p2p-media-manager.ts#L97 | |
96 | for (let i = 0; i < videoFiles.length; i++) { | |
97 | hashes.push(sha1(`1${playlistUrl}+V${i}`)) | |
98 | } | |
99 | ||
100 | return hashes | |
101 | } | |
102 | ||
103 | static loadWithVideo (id: number) { | |
104 | const options = { | |
105 | include: [ | |
106 | { | |
107 | model: VideoModel.unscoped(), | |
108 | required: true | |
109 | } | |
110 | ] | |
111 | } | |
112 | ||
9b39106d | 113 | return VideoStreamingPlaylistModel.findByPk(id, options) |
09209296 C |
114 | } |
115 | ||
116 | static getHlsPlaylistFilename (resolution: number) { | |
117 | return resolution + '.m3u8' | |
118 | } | |
119 | ||
120 | static getMasterHlsPlaylistFilename () { | |
121 | return 'master.m3u8' | |
122 | } | |
123 | ||
124 | static getHlsSha256SegmentsFilename () { | |
125 | return 'segments-sha256.json' | |
126 | } | |
127 | ||
4c280004 C |
128 | static getHlsVideoName (uuid: string, resolution: number) { |
129 | return `${uuid}-${resolution}-fragmented.mp4` | |
130 | } | |
131 | ||
09209296 | 132 | static getHlsMasterPlaylistStaticPath (videoUUID: string) { |
9c6ca37f | 133 | return join(STATIC_PATHS.STREAMING_PLAYLISTS.HLS, videoUUID, VideoStreamingPlaylistModel.getMasterHlsPlaylistFilename()) |
09209296 C |
134 | } |
135 | ||
136 | static getHlsPlaylistStaticPath (videoUUID: string, resolution: number) { | |
9c6ca37f | 137 | return join(STATIC_PATHS.STREAMING_PLAYLISTS.HLS, videoUUID, VideoStreamingPlaylistModel.getHlsPlaylistFilename(resolution)) |
09209296 C |
138 | } |
139 | ||
140 | static getHlsSha256SegmentsStaticPath (videoUUID: string) { | |
9c6ca37f | 141 | return join(STATIC_PATHS.STREAMING_PLAYLISTS.HLS, videoUUID, VideoStreamingPlaylistModel.getHlsSha256SegmentsFilename()) |
09209296 C |
142 | } |
143 | ||
144 | getStringType () { | |
145 | if (this.type === VideoStreamingPlaylistType.HLS) return 'hls' | |
146 | ||
147 | return 'unknown' | |
148 | } | |
149 | ||
150 | getVideoRedundancyUrl (baseUrlHttp: string) { | |
151 | return baseUrlHttp + STATIC_PATHS.REDUNDANCY + this.getStringType() + '/' + this.Video.uuid | |
152 | } | |
153 | ||
154 | hasSameUniqueKeysThan (other: VideoStreamingPlaylistModel) { | |
155 | return this.type === other.type && | |
156 | this.videoId === other.videoId | |
157 | } | |
158 | } |