Jaco Greeff
2dd7cc0e69
* Make a start * More minor cleanups * Some more cleanups * Last round? * Exclude build folders
59 lines
2.0 KiB
JavaScript
Executable File
59 lines
2.0 KiB
JavaScript
Executable File
/* eslint-disable @typescript-eslint/require-await */
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/* eslint-disable @typescript-eslint/unbound-method */
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/* eslint-disable @typescript-eslint/no-var-requires */
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// Import the API & Provider and some utility functions
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const { ApiPromise, WsProvider } = require('@polkadot/api');
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// import the test keyring (already has dev keys for Alice, Bob, Charlie, Eve & Ferdie)
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const testKeyring = require('@polkadot/keyring/testing');
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const fs = require('fs');
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async function main () {
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// Initialise the provider to connect to the local node
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const provider = new WsProvider('ws://127.0.0.1:9944');
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// Create the API and wait until ready (optional provider passed through)
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const api = await ApiPromise.create({ provider });
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// retrieve the upgrade key from the chain state
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const adminId = await api.query.sudo.key();
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// find the actual keypair in the keyring (if this is an changed value, the key
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// needs to be added to the keyring before - this assumes we have defaults, i.e.
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// Alice as the key - and this already exists on the test keyring)
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const keyring = testKeyring.default();
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const adminPair = keyring.getPair(adminId.toString());
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// retrieve the runtime to upgrade to
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const code = fs.readFileSync('./test.wasm').toString('hex');
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const proposal = api.tx.consensus.setCode(`0x${code}`);
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console.log(`Upgrading from ${adminId}, ${code.length / 2} bytes`);
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// preform the actual chain upgrade via the sudo module
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api.tx.sudo
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.sudo(proposal)
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.signAndSend(adminPair, ({ events = [], status }) => {
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console.log('Proposal status:', status.type);
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if (status.isFinalized) {
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console.error('You have just upgraded your chain');
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console.log('Completed at block hash', status.asFinalized.toHex());
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console.log('Events:');
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events.forEach(({ phase, event: { data, method, section } }) => {
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console.log('\t', phase.toString(), `: ${section}.${method}`, data.toString());
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});
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process.exit(0);
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}
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});
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}
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main().catch((error) => {
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console.error(error);
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process.exit(-1);
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});
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