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Ignore invalid ciphers

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fortuna 2018-10-18 14:53:29 -04:00
parent dd3e3f7df2
commit 3b62fcf9af
1 changed files with 11 additions and 0 deletions
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11
src/shadowbox/server/outline_shadowsocks_server.ts
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@ -56,6 +56,11 @@ export class OutlineShadowsocksServer implements ShadowsocksServer {
return new Promise((resolve, reject) => {
const keysJson = {keys: [] as AccessKey[]};
for (const key of keys) {
if (!isAeadCipher(key.cipher)) {
logging.error(`Cipher ${key.cipher} for access key ${
key.id} is not supported: use an AEAD cipher instead.`);
continue;
}
keysJson.keys.push(key);
}
const ymlTxt = jsyaml.safeDump(keysJson, {'sortKeys': true});
@ -92,3 +97,9 @@ export class OutlineShadowsocksServer implements ShadowsocksServer {
this.ssProcess.stderr.pipe(process.stderr);
}
}
// List of AEAD ciphers can be found at https://shadowsocks.org/en/spec/AEAD-Ciphers.html
function isAeadCipher(cipherAlias: string) {
cipherAlias = cipherAlias.toLowerCase();
return cipherAlias.endsWith('gcm') || cipherAlias.endsWith('poly1305');
}