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misskey/packages/backend/src/misc/gen-key-pair.ts

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import * as crypto from 'crypto';
import * as util from 'util';
const generateKeyPair = util.promisify(crypto.generateKeyPair);
export async function genRsaKeyPair(modulusLength = 2048) {
return await generateKeyPair('rsa', {
modulusLength,
publicKeyEncoding: {
type: 'spki',
format: 'pem'
},
privateKeyEncoding: {
type: 'pkcs8',
format: 'pem',
cipher: undefined,
passphrase: undefined
}
});
}
export async function genEcKeyPair(namedCurve: 'prime256v1' | 'secp384r1' | 'secp521r1' | 'curve25519' = 'prime256v1') {
return await generateKeyPair('ec', {
namedCurve,
publicKeyEncoding: {
type: 'spki',
format: 'pem'
},
privateKeyEncoding: {
type: 'pkcs8',
format: 'pem',
cipher: undefined,
passphrase: undefined
}
});
}