Files
daqingest/netfetch/src/metrics.rs
2022-09-30 16:17:45 +02:00

311 lines
11 KiB
Rust

use crate::ca::conn::ConnCommand;
use crate::ca::{ExtraInsertsConf, IngestCommons, METRICS};
use axum::extract::Query;
use err::Error;
use http::request::Parts;
use log::*;
use stats::{CaConnStats, CaConnStatsAgg, CaConnStatsAggDiff};
use std::collections::HashMap;
use std::net::{SocketAddr, SocketAddrV4};
use std::sync::atomic::Ordering;
use std::sync::Arc;
use std::time::Duration;
async fn find_channel(
params: HashMap<String, String>,
ingest_commons: Arc<IngestCommons>,
) -> axum::Json<Vec<(String, Vec<String>)>> {
let pattern = params.get("pattern").map_or(String::new(), |x| x.clone()).to_string();
// TODO allow usage of `?` in handler:
let res = ingest_commons
.ca_conn_set
.send_command_to_all(|| ConnCommand::find_channel(pattern.clone()))
.await
.unwrap();
let res = res.into_iter().map(|x| (x.0.to_string(), x.1)).collect();
axum::Json(res)
}
async fn channel_add_inner(params: HashMap<String, String>, ingest_commons: Arc<IngestCommons>) -> Result<(), Error> {
if let (Some(backend), Some(name)) = (params.get("backend"), params.get("name")) {
match crate::ca::find_channel_addr(backend.into(), name.into(), &ingest_commons.pgconf).await {
Ok(Some(addr)) => {
ingest_commons
.ca_conn_set
.add_channel_to_addr(SocketAddr::V4(addr), name.into(), ingest_commons.clone())
.await?;
Ok(())
}
_ => {
error!("can not find addr for channel");
Err(Error::with_msg_no_trace(format!("can not find addr for channel")))
}
}
} else {
Err(Error::with_msg_no_trace(format!("wrong parameters given")))
}
}
async fn channel_add(params: HashMap<String, String>, ingest_commons: Arc<IngestCommons>) -> axum::Json<bool> {
let ret = match channel_add_inner(params, ingest_commons).await {
Ok(_) => true,
Err(_) => false,
};
axum::Json(ret)
}
async fn channel_remove(
params: HashMap<String, String>,
ingest_commons: Arc<IngestCommons>,
) -> axum::Json<serde_json::Value> {
use axum::Json;
use serde_json::Value;
let addr = if let Some(x) = params.get("addr") {
if let Ok(addr) = x.parse::<SocketAddrV4>() {
addr
} else {
return Json(Value::Bool(false));
}
} else {
return Json(Value::Bool(false));
};
let _backend = if let Some(x) = params.get("backend") {
x
} else {
return Json(Value::Bool(false));
};
let name = if let Some(x) = params.get("name") {
x
} else {
return Json(Value::Bool(false));
};
match ingest_commons
.ca_conn_set
.send_command_to_addr(&SocketAddr::V4(addr), || ConnCommand::channel_remove(name.into()))
.await
{
Ok(k) => Json(Value::Bool(k)),
Err(e) => {
error!("{e:?}");
Json(Value::Bool(false))
}
}
}
async fn channel_state(params: HashMap<String, String>, ingest_commons: Arc<IngestCommons>) -> String {
let name = params.get("name").map_or(String::new(), |x| x.clone()).to_string();
match ingest_commons
.ca_conn_set
.send_command_to_all(|| ConnCommand::channel_state(name.clone()))
.await
{
Ok(k) => {
let a: Vec<_> = k.into_iter().map(|(a, b)| (a.to_string(), b)).collect();
serde_json::to_string(&a).unwrap()
}
Err(e) => {
error!("{e:?}");
return format!("null");
}
}
}
async fn channel_states(
_params: HashMap<String, String>,
ingest_commons: Arc<IngestCommons>,
) -> axum::Json<Vec<crate::ca::conn::ChannelStateInfo>> {
let vals = ingest_commons
.ca_conn_set
.send_command_to_all(|| ConnCommand::channel_states_all())
.await
.unwrap();
let mut res = Vec::new();
for h in vals {
for j in h.1 {
res.push(j);
}
}
res.sort_unstable_by_key(|v| u32::MAX - v.interest_score as u32);
let res = if true {
res.into_iter().rev().take(10).collect()
} else {
res
};
axum::Json(res)
}
async fn extra_inserts_conf_set(v: ExtraInsertsConf, ingest_commons: Arc<IngestCommons>) -> axum::Json<bool> {
// TODO ingest_commons is the authorative value. Should have common function outside of this metrics which
// can update everything to a given value.
*ingest_commons.extra_inserts_conf.lock().await = v.clone();
ingest_commons
.ca_conn_set
.send_command_to_all(|| ConnCommand::extra_inserts_conf_set(v.clone()))
.await
.unwrap();
axum::Json(true)
}
pub async fn start_metrics_service(bind_to: String, ingest_commons: Arc<IngestCommons>) {
use axum::routing::{get, put};
use axum::{extract, Router};
let app = Router::new()
.route(
"/metrics",
get(|| async {
let stats = crate::ca::METRICS.lock().unwrap();
match stats.as_ref() {
Some(s) => {
trace!("Metrics");
s.prometheus()
}
None => {
trace!("Metrics empty");
String::new()
}
}
}),
)
.route(
"/daqingest/find/channel",
get({
let ingest_commons = ingest_commons.clone();
|Query(params): Query<HashMap<String, String>>| find_channel(params, ingest_commons)
}),
)
.route(
"/daqingest/channel/state",
get({
let ingest_commons = ingest_commons.clone();
|Query(params): Query<HashMap<String, String>>| channel_state(params, ingest_commons)
}),
)
.route(
"/daqingest/channel/states",
get({
let ingest_commons = ingest_commons.clone();
|Query(params): Query<HashMap<String, String>>| channel_states(params, ingest_commons)
}),
)
.route(
"/daqingest/channel/add",
get({
let ingest_commons = ingest_commons.clone();
|Query(params): Query<HashMap<String, String>>| channel_add(params, ingest_commons)
}),
)
.route(
"/daqingest/channel/remove",
get({
let ingest_commons = ingest_commons.clone();
|Query(params): Query<HashMap<String, String>>| channel_remove(params, ingest_commons)
}),
)
.route(
"/store_workers_rate",
get({
let c = ingest_commons.clone();
|| async move { axum::Json(c.store_workers_rate.load(Ordering::Acquire)) }
})
.put({
let c = ingest_commons.clone();
|v: extract::Json<u64>| async move {
c.store_workers_rate.store(v.0, Ordering::Release);
}
}),
)
.route(
"/insert_frac",
get({
let c = ingest_commons.clone();
|| async move { axum::Json(c.insert_frac.load(Ordering::Acquire)) }
})
.put({
let c = ingest_commons.clone();
|v: extract::Json<u64>| async move {
c.insert_frac.store(v.0, Ordering::Release);
}
}),
)
.route(
"/extra_inserts_conf",
get({
let c = ingest_commons.clone();
|| async move {
let res = c.extra_inserts_conf.lock().await;
axum::Json(serde_json::to_value(&*res).unwrap())
}
})
.put({
let ingest_commons = ingest_commons.clone();
|v: extract::Json<ExtraInsertsConf>| extra_inserts_conf_set(v.0, ingest_commons)
}),
)
.route(
"/insert_ivl_min",
put({
let insert_ivl_min = ingest_commons.insert_ivl_min.clone();
|v: extract::Json<u64>| async move {
insert_ivl_min.store(v.0, Ordering::Release);
}
}),
)
.fallback(
get(|parts: Parts, body: extract::RawBody<hyper::Body>| async move {
let bytes = hyper::body::to_bytes(body.0).await.unwrap();
let s = String::from_utf8_lossy(&bytes);
info!("GET {parts:?} body: {s:?}");
})
.post(|parts: Parts, body: extract::RawBody<hyper::Body>| async move {
let bytes = hyper::body::to_bytes(body.0).await.unwrap();
let s = String::from_utf8_lossy(&bytes);
info!("POST {parts:?} body: {s:?}");
})
.put(|parts: Parts, body: extract::RawBody<hyper::Body>| async move {
let bytes = hyper::body::to_bytes(body.0).await.unwrap();
let s = String::from_utf8_lossy(&bytes);
info!("PUT {parts:?} body: {s:?}");
})
.delete(|parts: Parts, body: extract::RawBody<hyper::Body>| async move {
let bytes = hyper::body::to_bytes(body.0).await.unwrap();
let s = String::from_utf8_lossy(&bytes);
info!("DELETE {parts:?} body: {s:?}");
}),
);
axum::Server::bind(&bind_to.parse().unwrap())
.serve(app.into_make_service())
.await
.unwrap()
}
pub async fn metrics_agg_task(
ingest_commons: Arc<IngestCommons>,
local_stats: Arc<CaConnStats>,
store_stats: Arc<CaConnStats>,
) -> Result<(), Error> {
let mut agg_last = CaConnStatsAgg::new();
loop {
tokio::time::sleep(Duration::from_millis(671)).await;
let agg = CaConnStatsAgg::new();
agg.push(&local_stats);
agg.push(&store_stats);
{
let conn_stats_guard = ingest_commons.ca_conn_set.ca_conn_ress().lock().await;
for (_, g) in conn_stats_guard.iter() {
agg.push(g.stats());
}
}
{
let val = ingest_commons.insert_item_queue.receiver().len() as u64;
agg.store_worker_recv_queue_len.store(val, Ordering::Release);
}
let mut m = METRICS.lock().unwrap();
*m = Some(agg.clone());
if false {
let diff = CaConnStatsAggDiff::diff_from(&agg_last, &agg);
info!("{}", diff.display());
}
agg_last = agg;
}
}