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Simln-lib: log the specific error message that CLN encounters during startup #288

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Merged
carlaKC merged 2 commits into from
Jun 24, 2025
Merged

Simln-lib: log the specific error message that CLN encounters during startup #288

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7d952dd
simln-lib: log actual connection errors on CLN
Abdulkbk Jun 24, 2025
2bfb7dc
simln-lib/fix: correct minor typos in CLN code
Abdulkbk Jun 24, 2025
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29 changes: 19 additions & 10 deletions simln-lib/src/cln.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -47,30 +47,39 @@ impl ClnNode {
let tls = ClientTlsConfig::new()
.domain_name("cln")
.identity(Identity::from_pem(
reader(&connection.client_cert).await.map_err(|_| {
LightningError::ConnectionError("Cannot loads client certificate".to_string())
reader(&connection.client_cert).await.map_err(|err| {
LightningError::ConnectionError(format!(
"Cannot load client certificate: {}",
err
))
})?,
reader(&connection.client_key).await.map_err(|_| {
LightningError::ConnectionError("Cannot loads client key".to_string())
reader(&connection.client_key).await.map_err(|err| {
LightningError::ConnectionError(format!("Cannot load client key: {}", err))
})?,
))
.ca_certificate(Certificate::from_pem(
reader(&connection.ca_cert).await.map_err(|_| {
LightningError::ConnectionError("Cannot loads CA certificate".to_string())
reader(&connection.ca_cert).await.map_err(|err| {
LightningError::ConnectionError(format!("Cannot load CA certificate: {}", err))
})?,
));

let mut client = NodeClient::new(
Channel::from_shared(connection.address)
.map_err(|err| LightningError::ConnectionError(err.to_string()))?
.tls_config(tls)
.map_err(|_| {
LightningError::ConnectionError("Cannot establish tls connection".to_string())
.map_err(|err| {
LightningError::ConnectionError(format!(
"Cannot establish tls connection: {}",
err
))
})?
.connect()
.await
.map_err(|_| {
LightningError::ConnectionError("Cannot connect to gRPC server".to_string())
.map_err(|err| {
LightningError::ConnectionError(format!(
"Cannot connect to gRPC server: {}",
err
))
})?,
);

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