hotsocket.fyi
forked from
microcosm.blue/microcosm-rs
Constellation, Spacedust, Slingshot, UFOs: atproto crates and services for microcosm
shutdown setup
i don't think jetstream is quite doing graceful disconnect messages yet but
bad-example.com
+2
Cargo.lock
+2
Cargo.lock
+2
ufos/Cargo.toml
+2
ufos/Cargo.toml
+46
-12
ufos/src/main.rs
+46
-12
ufos/src/main.rs
···
2
use std::path::PathBuf;
3
use std::time::{Duration, Instant};
4
5
use jetstream::{
6
events::{commit::CommitEvent, JetstreamEvent::Commit},
7
DefaultJetstreamEndpoints, JetstreamCompression, JetstreamConfig, JetstreamConnector,
···
30
..Default::default()
31
};
32
33
let jetstream: JetstreamConnector<serde_json::Value> = JetstreamConnector::new(config)?;
34
let receiver = jetstream.connect().await?;
35
···
37
38
let print_throttle = Duration::from_millis(400);
39
let mut last = Instant::now();
40
-
while let Ok(event) = receiver.recv_async().await {
41
-
if let Commit(CommitEvent::Create { commit, .. }) = event {
42
-
let now = Instant::now();
43
-
let since = now - last;
44
-
if since >= print_throttle {
45
-
let overshoot = since - print_throttle; // adjust to keep the rate on average
46
-
last = now - overshoot;
47
-
println!(
48
-
"{}: {}",
49
-
&*commit.info.collection,
50
-
serde_json::to_string(&commit.record)?
51
-
);
52
}
53
}
54
}
···
2
use std::path::PathBuf;
3
use std::time::{Duration, Instant};
4
5
+
use tokio::select;
6
+
use tokio_util::sync::CancellationToken;
7
+
8
use jetstream::{
9
events::{commit::CommitEvent, JetstreamEvent::Commit},
10
DefaultJetstreamEndpoints, JetstreamCompression, JetstreamConfig, JetstreamConnector,
···
33
..Default::default()
34
};
35
36
+
let stay_alive = CancellationToken::new();
37
+
38
+
ctrlc::set_handler({
39
+
let mut desperation: u8 = 0;
40
+
let stay_alive = stay_alive.clone();
41
+
move || match desperation {
42
+
0 => {
43
+
println!("ok, signalling shutdown...");
44
+
stay_alive.cancel();
45
+
desperation += 1;
46
+
}
47
+
1.. => panic!("fine, panicking!"),
48
+
}
49
+
})?;
50
+
51
let jetstream: JetstreamConnector<serde_json::Value> = JetstreamConnector::new(config)?;
52
let receiver = jetstream.connect().await?;
53
···
55
56
let print_throttle = Duration::from_millis(400);
57
let mut last = Instant::now();
58
+
loop {
59
+
select! {
60
+
_ = stay_alive.cancelled() => {
61
+
eprintln!("byeeee");
62
+
break
63
+
}
64
+
ev = receiver.recv_async() => {
65
+
match ev {
66
+
Ok(event) => {
67
+
if let Commit(CommitEvent::Create { commit, .. }) = event {
68
+
let now = Instant::now();
69
+
let since = now - last;
70
+
if since >= print_throttle {
71
+
let overshoot = since - print_throttle; // adjust to keep the rate on average
72
+
last = now - overshoot;
73
+
println!(
74
+
"{}: {}",
75
+
&*commit.info.collection,
76
+
serde_json::to_string(&commit.record)?
77
+
);
78
+
}
79
+
}
80
+
},
81
+
Err(e) => {
82
+
eprintln!("jetstream event error: {e:?}");
83
+
break
84
+
}
85
+
}
86
}
87
}
88
}
ufos/src/serialize.rs
ufos/src/serialize.rs
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