mirror of
https://github.com/fluencelabs/examples
synced 2025-04-25 18:52:15 +00:00
113 lines
3.9 KiB
TypeScript
113 lines
3.9 KiB
TypeScript
/*
|
|
* Copyright 2020 Fluence Labs Limited
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
import { provideFile } from './provider';
|
|
|
|
import { Fluence, FluencePeer } from '@fluencelabs/fluence';
|
|
import { Node } from '@fluencelabs/fluence-network-environment';
|
|
import { deploy_service, put_file_size, remove_service, set_timeout } from '@fluencelabs/ipfs-execution-aqua';
|
|
|
|
import { globSource, urlSource } from 'ipfs-http-client';
|
|
|
|
export async function main(environment: Node[]) {
|
|
// setLogLevel('DEBUG');
|
|
let providerHost = environment[4];
|
|
let relay = environment[3];
|
|
let serviceHost = environment[2];
|
|
|
|
let providerClient = new FluencePeer();
|
|
try {
|
|
await providerClient.start({ connectTo: providerHost });
|
|
console.log('📘 uploading .wasm to node %s', providerHost.multiaddr);
|
|
const firstThing = await globSource('../service/artifacts/', 'process_files.wasm').next();
|
|
const fileCandidate = await firstThing.value
|
|
if(fileCandidate === undefined) {
|
|
throw new Error("Couldn't read process_files.wasm");
|
|
}
|
|
let { file, swarmAddr, rpcAddr } = await provideFile(fileCandidate, providerClient);
|
|
console.log('📗 swarmAddr', swarmAddr);
|
|
console.log('📗 rpcAddr', rpcAddr);
|
|
|
|
await Fluence.start({ connectTo: relay });
|
|
console.log(
|
|
'📗 created a fluence client %s with relay %s',
|
|
Fluence.getStatus().peerId,
|
|
Fluence.getStatus().relayPeerId,
|
|
);
|
|
|
|
// default IPFS timeout is 1 sec, set to 10 secs to retrieve file from remote node
|
|
await set_timeout(serviceHost.peerId, 10);
|
|
|
|
console.log('\n\n📘 Will deploy ProcessFiles service');
|
|
var service_id = await deploy_service(
|
|
serviceHost.peerId,
|
|
file.cid.toString(),
|
|
rpcAddr,
|
|
(label, error) => {
|
|
console.error('📕 deploy_service failed: ', label, error);
|
|
},
|
|
{ ttl: 10000 },
|
|
);
|
|
service_id = fromOption(service_id);
|
|
if (service_id === null) {
|
|
await Fluence.stop();
|
|
await providerClient.stop();
|
|
return;
|
|
}
|
|
|
|
console.log('📗 ProcessFiles service is now deployed and available as', service_id);
|
|
|
|
console.log('\n\n📘 Will upload file & calculate its size');
|
|
let { file: newFile } = await provideFile(urlSource('https://i.imgur.com/NZgK6DB.png'), providerClient);
|
|
var putResult = await put_file_size(
|
|
serviceHost.peerId,
|
|
newFile.cid.toString(),
|
|
rpcAddr,
|
|
service_id,
|
|
(fileSize) => console.log('📗 Calculated file size:', fileSize),
|
|
(label, error) => {
|
|
console.error('📕 put_file_size failed: ', label, error);
|
|
},
|
|
{ ttl: 10000 },
|
|
);
|
|
putResult = fromOption(putResult);
|
|
if (putResult !== null) {
|
|
console.log('📗 File size is saved to IPFS:', putResult);
|
|
}
|
|
|
|
let result = await remove_service(serviceHost.peerId, service_id);
|
|
console.log('📗 ProcessFiles service removed', result);
|
|
} finally {
|
|
await Fluence.stop();
|
|
await providerClient.stop();
|
|
}
|
|
}
|
|
|
|
function fromOption<T>(opt: T | T[] | null): T | null {
|
|
if (Array.isArray(opt)) {
|
|
if (opt.length === 0) {
|
|
return null;
|
|
}
|
|
|
|
opt = opt[0];
|
|
}
|
|
if (opt === null) {
|
|
return null;
|
|
}
|
|
|
|
return opt;
|
|
}
|