Qortal/piratewallet-light-cli
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Handle resolution errors at startup

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This commit is contained in:
Aditya Kulkarni 2019-10-31 14:56:45 -07:00
parent 3e1c61a4b0
commit bc9bef6ec1
1 changed files with 7 additions and 0 deletions
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7
lib/src/lightclient.rs
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@ -75,6 +75,13 @@ impl LightClientConfig {
} }
pub fn create(server: http::Uri, dangerous: bool) -> io::Result<(LightClientConfig, u64)> { pub fn create(server: http::Uri, dangerous: bool) -> io::Result<(LightClientConfig, u64)> {
use std::net::ToSocketAddrs;
// Test for a connection first
format!("{}:{}", server.host().unwrap(), server.port_part().unwrap())
.to_socket_addrs()?
.next()
.ok_or(std::io::Error::new(ErrorKind::ConnectionRefused, "Couldn't resolve server!"))?;
// Do a getinfo first, before opening the wallet // Do a getinfo first, before opening the wallet
let info = grpcconnector::get_info(server.clone(), dangerous) let info = grpcconnector::get_info(server.clone(), dangerous)
.map_err(|e| std::io::Error::new(ErrorKind::ConnectionRefused, e))?; .map_err(|e| std::io::Error::new(ErrorKind::ConnectionRefused, e))?;