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Retry initial client connections #111

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Merged
tcharding merged 1 commit into from
Apr 3, 2025
Merged

Retry initial client connections #111

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76 changes: 46 additions & 30 deletions node/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -383,45 +383,61 @@ impl Node {
thread::sleep(Duration::from_millis(1000));
assert!(process.stderr.is_none());

let mut i = 0;
let mut tries = 0;
let auth = Auth::CookieFile(cookie_file.clone());
let client_base =
Client::new_with_auth(&rpc_url, auth.clone()).expect("failed to create client");

let client = loop {
tries += 1;

if tries > 10 {
error!("failed to get a response from bitcoind");
return Err(Error::NoBitcoindInstance.into());
}

let client_base = match Client::new_with_auth(&rpc_url, auth.clone()) {
Ok(client) => client,
Err(e) => {
error!("failed to create client: {}. Retrying!", e);
thread::sleep(Duration::from_millis(1000));
continue;
}
};

// Just use serde value because changes to the GetBlockchainInfo type make debugging hard.
let client_result: Result<serde_json::Value, _> =
client_base.call("getblockchaininfo", &[]);

if client_result.is_ok() {
let url = match &conf.wallet {
Some(wallet) => {
debug!("trying to create/load wallet: {}", wallet);
// Debugging logic here implicitly tests `into_model` for create/load wallet.
match client_base.create_wallet(wallet) {
Ok(json) => {
debug!("created wallet: {}", json.name());
}
Err(e) => {
debug!("initial create_wallet failed, try load instead: {:?}", e);
let wallet = client_base.load_wallet(wallet)?.name();
debug!("loaded wallet: {}", wallet);
match client_result {
Ok(_) => {
let url = match &conf.wallet {
Some(wallet) => {
debug!("trying to create/load wallet: {}", wallet);
// Debugging logic here implicitly tests `into_model` for create/load wallet.
match client_base.create_wallet(wallet) {
Ok(json) => {
debug!("created wallet: {}", json.name());
}
Err(e) => {
debug!(
"initial create_wallet failed, try load instead: {:?}",
e
);
let wallet = client_base.load_wallet(wallet)?.name();
debug!("loaded wallet: {}", wallet);
}
}
format!("{}/wallet/{}", rpc_url, wallet)
}
format!("{}/wallet/{}", rpc_url, wallet)
}
None => rpc_url,
};
debug!("creating client with url: {}", url);
break Client::new_with_auth(&url, auth)?;
}

thread::sleep(Duration::from_millis(1000));

i += 1;
if i > 10 {
error!("failed to get a response from bitcoind");
return Err(Error::NoBitcoindInstance.into());
None => rpc_url,
};
debug!("creating client with url: {}", url);
break Client::new_with_auth(&url, auth)?;
}
Err(e) => {
error!("failed to get a response from bitcoind: {}. Retrying!", e);
thread::sleep(Duration::from_millis(1000));
continue;
}
}
};

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