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Enable keep-alive when talking to the backing node #13

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Merged
sajal merged 1 commit into from
Apr 8, 2022
Merged

Enable keep-alive when talking to the backing node #13

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12 changes: 12 additions & 0 deletions rpc.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,18 @@ export class RpcClient {
} else {
rpc = new _rpcClient(connectionString, { maxRetries: 0 });
rpc_retry = new _rpcClient(connectionString, { maxRetries: Config.rpc.rpcMaxRetries, timeoutMs: Config.rpc.rpcTimeoutMs, retryDelayMs: Config.rpc.rpcRetryDelayMs });
// Hack: overide the underlying protocol to reuse connections
// The underlying library allows specifying custom options for the client, re: https://github.com/bitpay/bitcoind-rpc/blob/96257629cfa36f9e1a36500f69d209cdc3cba0a7/lib/index.js#L85-L89
// Here we enforce the usage of our own agent which has keep-alive enabled.
if (!rpc.httpOptions) {
rpc.httpOptions = {}
}
rpc.httpOptions.agent = new rpc.protocol.Agent({keepAlive: true})
if (!rpc_retry.httpOptions) {
rpc_retry.httpOptions = {}
}
rpc_retry.httpOptions.agent = new rpc_retry.protocol.Agent({keepAlive: true})

}
}

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