asklyphe/lyphedb/ldbtesttool/src/main.rs

114 lines
4.4 KiB
Rust

use crate::config::load_config;
use lyphedb::{KVList, KeyList, LDBNatsMessage, LypheDBCommand, PropagationStrategy};
use std::collections::BTreeMap;
use async_nats::Message;
use futures::StreamExt;
use tokio::sync::mpsc;
mod config;
#[tokio::main]
async fn main() {
let config = load_config(&std::env::args().nth(1).expect("please specify config file"));
let nats = async_nats::ConnectOptions::new()
.add_client_certificate(
config.nats_cert.as_str().into(),
config.nats_key.as_str().into(),
)
.connect(config.nats_url.as_str())
.await;
if let Err(e) = nats {
eprintln!("FATAL ERROR, COULDN'T CONNECT TO NATS: {}", e);
return;
}
let nats = nats.unwrap();
// test 1: create 10000 keys, send in chunks of 10
println!("test 1: create 10_000 keys, send in chunks of 100");
let (key_tx, mut key_rx) = mpsc::unbounded_channel();
let start = std::time::Instant::now();
let mut tasks = vec![];
for _ in 0..(10_000 / 100) {
let name = config.name.clone();
let nats = nats.clone();
let key_tx = key_tx.clone();
tasks.push(tokio::spawn(async move {
let mut keys = BTreeMap::new();
for _ in 0..100 {
let key = rand::random::<[u8; 16]>();
let data = rand::random::<[u8; 16]>();
key_tx.send((key, data)).unwrap();
keys.insert(key, data);
}
let data = rmp_serde::to_vec(&LDBNatsMessage::Command(LypheDBCommand::SetKeys(
KVList {
kvs: keys
.into_iter()
.map(|(k, v)| (k.to_vec(), v.to_vec()))
.collect(),
},
PropagationStrategy::Immediate,
)))
.unwrap();
let replyto_sub = "lyphedb_test_1".to_string();
let mut subscriber = nats.subscribe(replyto_sub.clone()).await.unwrap();
nats.publish_with_reply(name.clone(), replyto_sub, data.into()).await.unwrap();
if let Some(reply) = subscriber.next().await {
let reply = rmp_serde::from_slice::<LDBNatsMessage>(&reply.payload).unwrap();
if let LDBNatsMessage::Success = reply {} else {
eprintln!("failure");
}
}
}));
}
for task in tasks {
task.await.unwrap();
}
let end = std::time::Instant::now();
println!("test 1: {}ms", end.duration_since(start).as_millis());
let mut our_copy = BTreeMap::new();
let mut buffer = vec![];
key_rx.recv_many(&mut buffer, 10_000).await;
for (k, v) in buffer {
our_copy.insert(k, v);
}
// test 2: read back all keys and check for accuracy
println!("test 2: read back all keys and check for accuracy");
let kv: Vec<_> = our_copy.into_iter().map(|(k, v)| (k.to_vec(), v.to_vec())).collect();
let start = std::time::Instant::now();
let mut tasks = vec![];
for i in 0..100 {
let batch = kv[i * 100..((i + 1) * 100).min(kv.len())].to_vec();
let name = config.name.clone();
let nats = nats.clone();
tasks.push(tokio::spawn(async move {
let data = rmp_serde::to_vec(&LDBNatsMessage::Command(LypheDBCommand::GetKeys(
KeyList {
keys: batch.iter().map(|(k, _)| k.to_vec()).collect()
}
))).unwrap();
let replyto_sub = format!("lyphedb_test_2_{}", i);
let mut subscriber = nats.subscribe(replyto_sub.clone()).await.unwrap();
nats.publish_with_reply(name.clone(), replyto_sub, data.into()).await.unwrap();
if let Some(reply) = subscriber.next().await {
let reply = rmp_serde::from_slice::<LDBNatsMessage>(&reply.payload).unwrap();
if let LDBNatsMessage::Entries(kvlist) = reply {
// check all keys
for (k1, v1) in batch {
let v2 = kvlist.kvs.iter().find(|(k, v)| k == &k1).expect("key not found");
assert_eq!(v1, v2.1);
}
} else {
eprintln!("failure");
}
}
}));
}
for task in tasks {
task.await.unwrap();
}
let end = std::time::Instant::now();
println!("test 2: {}ms", end.duration_since(start).as_millis());
}