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Versionize docker image & add e2e (#33)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,146 @@ | ||
| import fs from "fs-extra"; | ||
| import path from "path"; | ||
| import os from "os"; | ||
| import crypto from "crypto"; | ||
| import fetch from "node-fetch"; | ||
| import child_process from "child_process"; | ||
| import { S3Client, GetObjectCommand } from "@aws-sdk/client-s3"; | ||
| import { getSignedUrl } from "@aws-sdk/s3-request-presigner"; | ||
|
|
||
| const { AWS_ENDPOINT_URL, AWS_ACCESS_KEY, AWS_SECRET_KEY, AWS_BUCKET, AWS_REGION } = process.env; | ||
|
|
||
| const opts = AWS_ENDPOINT_URL | ||
| ? { | ||
| forcePathStyle: true, | ||
| endpoint: AWS_ENDPOINT_URL, | ||
| region: AWS_REGION, | ||
| credentials: { | ||
| accessKeyId: AWS_ACCESS_KEY, | ||
| secretAccessKey: AWS_SECRET_KEY, | ||
| }, | ||
| } | ||
| : {}; | ||
|
|
||
| const s3 = new S3Client(opts); | ||
|
|
||
| let command; | ||
|
|
||
| export default async (filePath, start, end, key, size = "m", mute = false) => { | ||
| const tempPath = path.join(os.tmpdir(), crypto.createHash("md5").update(filePath).digest("hex")); | ||
| fs.ensureDirSync(tempPath); | ||
|
|
||
| const tempIndexPath = path.join(tempPath, "index.m3u8"); | ||
|
|
||
| const response = await fetch(filePath); | ||
| const downloadNecessaryHLS = (res, path) => { | ||
| return new Promise((resolve) => { | ||
| res.body.pipe(fs.createWriteStream(path)); | ||
| res.body.on("end", async () => { | ||
| console.log(`Fetched ${path}`); | ||
| const cont = await fs.readFile(path, { encoding: "utf8" }); | ||
| const lines = cont.split("\n"); | ||
| let tsList = []; | ||
| lines.reduce((acc, curV, curI) => { | ||
| let re = /^#EXTINF:(?<num>\d+\.?\d*),/; | ||
| let match = re.exec(curV); | ||
| let sum = acc; | ||
| if (match) { | ||
| const { | ||
| groups: { num }, | ||
| } = match; | ||
| sum = acc + Number(num); | ||
| if (start >= acc && start <= sum) { | ||
| // allow over edge | ||
| tsList.push(`10s_${(curI - 2 + "").padStart(3, "0")}.ts`); | ||
| tsList.push(`10s_${(curI - 1 + "").padStart(3, "0")}.ts`); | ||
| tsList.push(`10s_${(curI + "").padStart(3, "0")}.ts`); | ||
| tsList.push(`10s_${(curI + 1 + "").padStart(3, "0")}.ts`); | ||
| tsList.push(`10s_${(curI + 2 + "").padStart(3, "0")}.ts`); | ||
| } | ||
| } | ||
| return sum; | ||
| }, 0); | ||
| let signedUrl = ""; | ||
| let params; | ||
| for (const ts of tsList) { | ||
| try { | ||
| params = { | ||
| Bucket: AWS_BUCKET, | ||
| Key: `${key}/${ts}`, | ||
| }; | ||
| command = new GetObjectCommand(params); | ||
| signedUrl = await getSignedUrl(s3, command, { expiresIn: 60 * 5 }); | ||
| const tsResponse = await fetch(signedUrl); | ||
| fs.writeFileSync(path.join(tempPath, ts), tsResponse); | ||
| } catch (error) { | ||
| console.log(error); | ||
| } | ||
| } | ||
| await resolve("ok"); | ||
| }); | ||
| }); | ||
| }; | ||
|
|
||
| await downloadNecessaryHLS(response, tempIndexPath); | ||
|
|
||
| const ffmpeg = child_process.spawnSync( | ||
| "ffmpeg", | ||
| [ | ||
| "-hide_banner", | ||
| "-loglevel", | ||
| "error", | ||
| "-nostats", | ||
| "-headers", | ||
| "Referer: https://shotit.github.io/", | ||
| "-y", | ||
| "-ss", | ||
| start - 10, | ||
| "-i", | ||
| tempIndexPath, | ||
| "-ss", | ||
| "10", | ||
| "-t", | ||
| end - start, | ||
| mute ? "-an" : "-y", | ||
| "-map", | ||
| "0:v:0", | ||
| "-map", | ||
| "0:a:0", | ||
| "-vf", | ||
| `scale=${{ l: 640, m: 320, s: 160 }[size]}:-2`, | ||
| "-c:v", | ||
| "libx264", | ||
| "-crf", | ||
| "23", | ||
| "-profile:v", | ||
| "high", | ||
| "-preset", | ||
| "faster", | ||
| "-r", | ||
| "24000/1001", | ||
| "-pix_fmt", | ||
| "yuv420p", | ||
| "-c:a", | ||
| "aac", | ||
| "-b:a", | ||
| "128k", | ||
| "-max_muxing_queue_size", | ||
| "1024", | ||
| "-movflags", | ||
| "empty_moov", | ||
| "-map_metadata", | ||
| "-1", | ||
| "-map_chapters", | ||
| "-1", | ||
| "-f", | ||
| "mp4", | ||
| "-", | ||
| ], | ||
| { maxBuffer: 1024 * 1024 * 100 } | ||
| ); | ||
| if (ffmpeg.stderr.length) { | ||
| console.log(ffmpeg.stderr.toString()); | ||
| } | ||
| fs.rmdirSync(tempPath, { recursive: true, force: true }); | ||
| return ffmpeg.stdout; | ||
| }; |
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