58 lines
2.2 KiB
Rust
58 lines
2.2 KiB
Rust
//! Lightwalletd gRPC interface and utility functions.
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use std::{env, net::SocketAddr, path::PathBuf};
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use tempfile::TempDir;
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use zebra_test::{args, net::random_known_port, prelude::*};
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use crate::common::{config::testdir, lightwalletd::LightWalletdTestDirExt};
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use super::LightwalletdTestType;
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tonic::include_proto!("cash.z.wallet.sdk.rpc");
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/// Type alias for the RPC client to communicate with a lightwalletd instance.
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pub type LightwalletdRpcClient =
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compact_tx_streamer_client::CompactTxStreamerClient<tonic::transport::Channel>;
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/// Start a lightwalletd instance with its RPC server functionality enabled.
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///
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/// Returns the lightwalletd instance and the port number that it is listening for RPC connections.
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pub fn spawn_lightwalletd_with_rpc_server(
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zebrad_rpc_address: SocketAddr,
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lightwalletd_state_path: Option<PathBuf>,
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test_type: LightwalletdTestType,
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wait_for_blocks: bool,
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) -> Result<(TestChild<TempDir>, u16)> {
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let lightwalletd_dir = testdir()?.with_lightwalletd_config(zebrad_rpc_address)?;
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let lightwalletd_rpc_port = random_known_port();
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let lightwalletd_rpc_address = format!("127.0.0.1:{lightwalletd_rpc_port}");
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let arguments = args!["--grpc-bind-addr": lightwalletd_rpc_address];
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let (lightwalletd_failure_messages, lightwalletd_ignore_messages) =
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test_type.lightwalletd_failure_messages();
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let mut lightwalletd = lightwalletd_dir
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.spawn_lightwalletd_child(lightwalletd_state_path, arguments)?
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.with_timeout(test_type.lightwalletd_timeout())
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.with_failure_regex_iter(lightwalletd_failure_messages, lightwalletd_ignore_messages);
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lightwalletd.expect_stdout_line_matches("Starting gRPC server")?;
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if wait_for_blocks {
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lightwalletd.expect_stdout_line_matches("[Ww]aiting for block")?;
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}
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Ok((lightwalletd, lightwalletd_rpc_port))
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}
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/// Connect to a lightwalletd RPC instance.
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pub async fn connect_to_lightwalletd(lightwalletd_rpc_port: u16) -> Result<LightwalletdRpcClient> {
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let lightwalletd_rpc_address = format!("http://127.0.0.1:{lightwalletd_rpc_port}");
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let rpc_client = LightwalletdRpcClient::connect(lightwalletd_rpc_address).await?;
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Ok(rpc_client)
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}
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