@eyevinn/iaf-plugin-aws
Version:
Eyevinn Ingest Application Framework (IAF) plugin for upload and transcode in AWS
112 lines • 5.55 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.MediaConvertDispatcher = void 0;
const client_mediaconvert_1 = require("@aws-sdk/client-mediaconvert");
const stringManipulations_1 = require("./utils/stringManipulations");
const fs = __importStar(require("fs"));
const path = __importStar(require("path"));
class MediaConvertDispatcher {
/**
* Initializes a MediaConvertDispatcher
* @param mediaConvertEndpoint the unique part of the endpoint to the mediaconvert instance
* @param region the AWS region
* @param inputLocation the S3 bucket containing the input files
* @param outputDestination the S3 bucket where the results should be placed
* @param roleArn the role ARN string for AWS
* @param playlistName the name of the playlist to be created
* @param encodeParams the parameters to be used for the transcoding job
* @param logger a logger object
*/
constructor(mediaConvertEndpoint, region, inputLocation, outputDestination, roleArn, playlistName, encodeParams, logger) {
this.inputLocation = inputLocation;
this.outputDestination = outputDestination;
this.mediaConverterEndpoint = { endpoint: `https://${mediaConvertEndpoint}.mediaconvert.${region}.amazonaws.com` };
this.roleArn = roleArn;
this.playlistName = playlistName;
this.logger = logger;
this.mediaConverterClient = new client_mediaconvert_1.MediaConvertClient(this.mediaConverterEndpoint);
if (encodeParams) {
this.encodeParams = JSON.parse(encodeParams);
}
else {
this.encodeParams = this.loadEncodeParams(path.join(__dirname, "..", "resources", "exampleJob.json"));
}
}
/**
* Dispatches a transcode job to a MediaConvert instance
* @param fileName the name of the file to transcode
* @returns the response from AWS.
*/
dispatch(fileName) {
return __awaiter(this, void 0, void 0, function* () {
// start by setting the correct input and destination
this.encodeParams["Role"] = this.roleArn;
this.encodeParams["Settings"]["Inputs"].map(input => input["FileInput"] = `s3://${this.inputLocation}/${fileName}`);
this.encodeParams["Settings"]["OutputGroups"].map(group => {
const groupName = group["OutputGroupSettings"]["Type"];
const pascaledGroupName = (0, stringManipulations_1.toPascalCase)(groupName);
group["OutputGroupSettings"][pascaledGroupName]["Destination"] = `s3://${this.outputDestination}/${fileName}/${this.playlistName}`;
});
try {
const data = yield this.mediaConverterClient.send(new client_mediaconvert_1.CreateJobCommand(this.encodeParams));
this.logger.info(`Transcoding job created for ${fileName}. Job ID: ${data.Job.Id}`);
return data;
}
catch (err) {
this.logger.error(`Failed to create a transcoding job for ${fileName}!`);
throw err;
}
});
}
/**
* Get a transcode job from a MediaConvert instance
* @param jobId the ID of the job to get
* @returns the response from AWS.
*/
getJob(jobId) {
return __awaiter(this, void 0, void 0, function* () {
try {
const resp = yield this.mediaConverterClient.send(new client_mediaconvert_1.GetJobCommand({ Id: jobId }));
return resp.Job;
}
catch (err) {
this.logger.error(`Failed to get the transcoding job for ID ${jobId} from MediaConvert!`);
throw err;
}
});
}
loadEncodeParams(templateFileName) {
const encodeData = JSON.parse(fs.readFileSync(templateFileName, "utf-8"));
return encodeData;
}
}
exports.MediaConvertDispatcher = MediaConvertDispatcher;
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