kredits/contracts
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Add IPFS pinning script

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This script loads the IPFS hashes for contributors and contributions and
pins them on the connected IPFS node.

usage:

    $ node script/ipfs-pinner.js

    $ ETH_RPC_URL=http://localhost:7547 APM_DOMAIN=aragonpm.eth node scripts/ipfs.pinner.js
This commit is contained in:
bumi 2019-06-11 21:48:50 +02:00
parent 810a2eb5fd
commit fc5a41123a
1 changed files with 60 additions and 0 deletions
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scripts/ipfs-pinner.js Normal file
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//const Kredits = require('kredits-contracts');
const Kredits = require('../lib/kredits');
const multihashes = require('multihashes');
async function pinContributor (kredits, id) {
const data = await kredits.Contributor.functions.getContributorById(id);
const ipfsHash = multihashes.toB58String(kredits.ipfs.encodeHash(data));
console.log(`Pinning Contributor ${id} ${ipfsHash}`);
kredits.ipfs._ipfsAPI.pin.add(ipfsHash, (err) => {
if (err) {
console.log(`Failed to pin ${ipfsHash}`);
console.log(err);
}
});
}
async function pinContribution (kredits, id) {
const data = await kredits.Contribution.functions.getContribution(id);
const ipfsHash = multihashes.toB58String(kredits.ipfs.encodeHash(data));
console.log(`Pinning Contribution ${id} ${ipfsHash}`);
kredits.ipfs._ipfsAPI.pin.add(ipfsHash, (err) => {
if (err) {
console.log(`Failed to pin ${ipfsHash}`);
console.log(err);
}
});
}
async function all (kredits) {
const contributionCount = await kredits.Contribution.count;
for (let id=1; id<=contributionCount; id++) {
pinContribution(kredits, id);
}
const contributorCount = await kredits.Contributor.count;
for (let id=1; id<=contributorCount; id++) {
pinContributor(kredits, id);
}
}
function subscribe (kredits) {
kredits.Contribution.on('ContributionAdded', async (id) => {
pinContribution(kredits, id);
});
kredits.Contributor.on('ContributorAdded', async (id) => {
pinContribution(kredits, id);
});
kredits.Contributor.on('ContributorProfileUpdated', async (id) => {
pinContributor(kredits, id);
});
}
const network = process.env.ETH_NETWORK || 'rinkeby';
const rpcUrl = process.env.ETH_RPC_URL;
const apm = process.env.APM_DOMAIN || 'open.aragonpm.eth';
Kredits.for({ network, rpcUrl }, { apm }).init().then(async (kredits) => {
all(kredits);
subscribe (kredits);
console.log(`Subscribed to new events for DAO: ${kredits.Kernel.contract.address}`);
});