Compare commits
3 commits
8a52d12891
...
76424a2100
Author | SHA1 | Date | |
---|---|---|---|
Gabriel Simmer | 76424a2100 | ||
Gabriel Simmer | c5c7363e1a | ||
Gabriel Simmer | d14bfda77e |
59
Cargo.lock
generated
59
Cargo.lock
generated
|
@ -530,6 +530,54 @@ dependencies = [
|
|||
"cfg-if",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "crossbeam"
|
||||
version = "0.8.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "2801af0d36612ae591caa9568261fddce32ce6e08a7275ea334a06a4ad021a2c"
|
||||
dependencies = [
|
||||
"cfg-if",
|
||||
"crossbeam-channel",
|
||||
"crossbeam-deque",
|
||||
"crossbeam-epoch",
|
||||
"crossbeam-queue",
|
||||
"crossbeam-utils",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "crossbeam-channel"
|
||||
version = "0.5.8"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "a33c2bf77f2df06183c3aa30d1e96c0695a313d4f9c453cc3762a6db39f99200"
|
||||
dependencies = [
|
||||
"cfg-if",
|
||||
"crossbeam-utils",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "crossbeam-deque"
|
||||
version = "0.8.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "ce6fd6f855243022dcecf8702fef0c297d4338e226845fe067f6341ad9fa0cef"
|
||||
dependencies = [
|
||||
"cfg-if",
|
||||
"crossbeam-epoch",
|
||||
"crossbeam-utils",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "crossbeam-epoch"
|
||||
version = "0.9.15"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "ae211234986c545741a7dc064309f67ee1e5ad243d0e48335adc0484d960bcc7"
|
||||
dependencies = [
|
||||
"autocfg",
|
||||
"cfg-if",
|
||||
"crossbeam-utils",
|
||||
"memoffset",
|
||||
"scopeguard",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "crossbeam-queue"
|
||||
version = "0.3.8"
|
||||
|
@ -1399,6 +1447,15 @@ version = "2.5.0"
|
|||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
|
||||
|
||||
[[package]]
|
||||
name = "memoffset"
|
||||
version = "0.9.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "5a634b1c61a95585bd15607c6ab0c4e5b226e695ff2800ba0cdccddf208c406c"
|
||||
dependencies = [
|
||||
"autocfg",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "mime"
|
||||
version = "0.3.17"
|
||||
|
@ -1857,6 +1914,7 @@ dependencies = [
|
|||
"axum",
|
||||
"clap 4.3.21",
|
||||
"comrak",
|
||||
"crossbeam",
|
||||
"file-format",
|
||||
"frontmatter",
|
||||
"futures",
|
||||
|
@ -1865,6 +1923,7 @@ dependencies = [
|
|||
"lazy_static 1.4.0",
|
||||
"maud",
|
||||
"orgize",
|
||||
"rand",
|
||||
"rss",
|
||||
"serde",
|
||||
"serde_dhall",
|
||||
|
|
|
@ -27,3 +27,5 @@ file-format = "0.18.0"
|
|||
rss = "2.0.6"
|
||||
time = { version = "0.3.28", features = ["parsing", "formatting", "macros"] }
|
||||
async-trait = "0.1.73"
|
||||
crossbeam = "0.8.2"
|
||||
rand = "0.8.5"
|
42
flake.lock
42
flake.lock
|
@ -3,11 +3,11 @@
|
|||
"advisory-db": {
|
||||
"flake": false,
|
||||
"locked": {
|
||||
"lastModified": 1689698236,
|
||||
"narHash": "sha256-Qz9JxGKeA3jwuj1CdK9ejMJ7VsJRdiZniF8lx4mft9s=",
|
||||
"lastModified": 1696104803,
|
||||
"narHash": "sha256-xdPl4PHzWaisHy4hQexpHJlx/3xAkCZrOFtEv3ygXco=",
|
||||
"owner": "rustsec",
|
||||
"repo": "advisory-db",
|
||||
"rev": "4aa517564d1d06f0e79784c8ad973a59d68aa9c8",
|
||||
"rev": "46754ce9372c13a7e9a05cf7d812fadfdca9cf57",
|
||||
"type": "github"
|
||||
},
|
||||
"original": {
|
||||
|
@ -26,11 +26,11 @@
|
|||
"rust-overlay": "rust-overlay"
|
||||
},
|
||||
"locked": {
|
||||
"lastModified": 1688772518,
|
||||
"narHash": "sha256-ol7gZxwvgLnxNSZwFTDJJ49xVY5teaSvF7lzlo3YQfM=",
|
||||
"lastModified": 1696124486,
|
||||
"narHash": "sha256-a/xfX9CZnNQoW38w7+fpxBJ8aFQVQQg+Va3OcHBBCZs=",
|
||||
"owner": "ipetkov",
|
||||
"repo": "crane",
|
||||
"rev": "8b08e96c9af8c6e3a2b69af5a7fa168750fcf88e",
|
||||
"rev": "af842d7319f8c3d9e5215a79306824897fcb667c",
|
||||
"type": "github"
|
||||
},
|
||||
"original": {
|
||||
|
@ -47,11 +47,11 @@
|
|||
"rust-analyzer-src": []
|
||||
},
|
||||
"locked": {
|
||||
"lastModified": 1689834114,
|
||||
"narHash": "sha256-btRpL43gvbP+5+gHjaaeZ9Uv6x8LkjaO1kyvEN5rQTE=",
|
||||
"lastModified": 1696141234,
|
||||
"narHash": "sha256-0dZpggYjjmWEk+rGixiBHOHuQfLzEzNfrtjSig04s6Q=",
|
||||
"owner": "nix-community",
|
||||
"repo": "fenix",
|
||||
"rev": "d55d856bcc50ae831f9355465f6a651034f6c8d4",
|
||||
"rev": "9ccae1754eec0341b640d5705302ac0923d22875",
|
||||
"type": "github"
|
||||
},
|
||||
"original": {
|
||||
|
@ -81,11 +81,11 @@
|
|||
"systems": "systems"
|
||||
},
|
||||
"locked": {
|
||||
"lastModified": 1687709756,
|
||||
"narHash": "sha256-Y5wKlQSkgEK2weWdOu4J3riRd+kV/VCgHsqLNTTWQ/0=",
|
||||
"lastModified": 1694529238,
|
||||
"narHash": "sha256-zsNZZGTGnMOf9YpHKJqMSsa0dXbfmxeoJ7xHlrt+xmY=",
|
||||
"owner": "numtide",
|
||||
"repo": "flake-utils",
|
||||
"rev": "dbabf0ca0c0c4bce6ea5eaf65af5cb694d2082c7",
|
||||
"rev": "ff7b65b44d01cf9ba6a71320833626af21126384",
|
||||
"type": "github"
|
||||
},
|
||||
"original": {
|
||||
|
@ -99,11 +99,11 @@
|
|||
"systems": "systems_2"
|
||||
},
|
||||
"locked": {
|
||||
"lastModified": 1689068808,
|
||||
"narHash": "sha256-6ixXo3wt24N/melDWjq70UuHQLxGV8jZvooRanIHXw0=",
|
||||
"lastModified": 1694529238,
|
||||
"narHash": "sha256-zsNZZGTGnMOf9YpHKJqMSsa0dXbfmxeoJ7xHlrt+xmY=",
|
||||
"owner": "numtide",
|
||||
"repo": "flake-utils",
|
||||
"rev": "919d646de7be200f3bf08cb76ae1f09402b6f9b4",
|
||||
"rev": "ff7b65b44d01cf9ba6a71320833626af21126384",
|
||||
"type": "github"
|
||||
},
|
||||
"original": {
|
||||
|
@ -114,11 +114,11 @@
|
|||
},
|
||||
"nixpkgs": {
|
||||
"locked": {
|
||||
"lastModified": 1689752456,
|
||||
"narHash": "sha256-VOChdECcEI8ixz8QY+YC4JaNEFwQd1V8bA0G4B28Ki0=",
|
||||
"lastModified": 1696009558,
|
||||
"narHash": "sha256-/1nNL8lCF0gn38XaFyu2ufpWcBFwCDZyYUxdZkM6GxU=",
|
||||
"owner": "NixOS",
|
||||
"repo": "nixpkgs",
|
||||
"rev": "7f256d7da238cb627ef189d56ed590739f42f13b",
|
||||
"rev": "c182df2e68bd97deb32c7e4765adfbbbcaf75b60",
|
||||
"type": "github"
|
||||
},
|
||||
"original": {
|
||||
|
@ -149,11 +149,11 @@
|
|||
]
|
||||
},
|
||||
"locked": {
|
||||
"lastModified": 1688351637,
|
||||
"narHash": "sha256-CLTufJ29VxNOIZ8UTg0lepsn3X03AmopmaLTTeHDCL4=",
|
||||
"lastModified": 1695003086,
|
||||
"narHash": "sha256-d1/ZKuBRpxifmUf7FaedCqhy0lyVbqj44Oc2s+P5bdA=",
|
||||
"owner": "oxalica",
|
||||
"repo": "rust-overlay",
|
||||
"rev": "f9b92316727af9e6c7fee4a761242f7f46880329",
|
||||
"rev": "b87a14abea512d956f0b89d0d8a1e9b41f3e20ff",
|
||||
"type": "github"
|
||||
},
|
||||
"original": {
|
||||
|
|
12
src/cache/memory.rs
vendored
12
src/cache/memory.rs
vendored
|
@ -3,7 +3,7 @@ use std::collections::HashMap;
|
|||
use async_trait::async_trait;
|
||||
use tokio::sync::Mutex;
|
||||
|
||||
use super::{CacheMechanism, CachedItem, should_use, Tier};
|
||||
use super::{should_use, CacheMechanism, CachedItem, Tier};
|
||||
|
||||
#[derive(Clone, Debug)]
|
||||
pub struct Memory {}
|
||||
|
@ -13,7 +13,7 @@ lazy_static! {
|
|||
}
|
||||
|
||||
pub fn new() -> Memory {
|
||||
return Memory{};
|
||||
return Memory {};
|
||||
}
|
||||
|
||||
#[async_trait]
|
||||
|
@ -26,9 +26,11 @@ impl CacheMechanism for Memory {
|
|||
let mut r = c.clone();
|
||||
r.tier = Some(Tier::Memory);
|
||||
Some(r)
|
||||
} else { None }
|
||||
},
|
||||
None => None
|
||||
} else {
|
||||
None
|
||||
}
|
||||
}
|
||||
None => None,
|
||||
}
|
||||
}
|
||||
|
||||
|
|
36
src/cache/mod.rs
vendored
36
src/cache/mod.rs
vendored
|
@ -1,9 +1,12 @@
|
|||
mod memory;
|
||||
mod sqlite;
|
||||
|
||||
use std::{time::{SystemTime, UNIX_EPOCH}, fmt};
|
||||
use async_trait::async_trait;
|
||||
use sqlx::FromRow;
|
||||
use std::{
|
||||
fmt,
|
||||
time::{SystemTime, UNIX_EPOCH},
|
||||
};
|
||||
|
||||
use self::{memory::Memory, sqlite::Sqlite};
|
||||
|
||||
|
@ -14,7 +17,10 @@ pub struct Cache {
|
|||
}
|
||||
|
||||
pub async fn init_cache() -> Cache {
|
||||
Cache{ memory: memory::new(), sqlite: sqlite::new().await }
|
||||
Cache {
|
||||
memory: memory::new(),
|
||||
sqlite: sqlite::new().await,
|
||||
}
|
||||
}
|
||||
|
||||
/// Tier enums take an i64, which is the amount of time in seconds
|
||||
|
@ -24,7 +30,7 @@ pub enum Tier {
|
|||
Memory,
|
||||
Sqlite,
|
||||
External,
|
||||
None
|
||||
None,
|
||||
}
|
||||
|
||||
impl fmt::Display for Tier {
|
||||
|
@ -44,7 +50,7 @@ pub struct CachedItem {
|
|||
pub content: String,
|
||||
cached: i64,
|
||||
#[sqlx(default)]
|
||||
tier: Option<Tier>
|
||||
tier: Option<Tier>,
|
||||
}
|
||||
|
||||
impl CachedItem {
|
||||
|
@ -68,7 +74,8 @@ impl Cache {
|
|||
}
|
||||
if self.sqlite.is_some() {
|
||||
let sq = self.sqlite.clone().unwrap();
|
||||
let s = sq.get(key).await; if s.is_some() {
|
||||
let s = sq.get(key).await;
|
||||
if s.is_some() {
|
||||
let current_time = SystemTime::now()
|
||||
.duration_since(UNIX_EPOCH)
|
||||
.expect("SystemTime before UNIX EPOCH!")
|
||||
|
@ -78,11 +85,11 @@ impl Cache {
|
|||
let mut refresh_memory = s.clone().unwrap();
|
||||
refresh_memory.cached = current_time;
|
||||
let _ = self.memory.set(key.clone(), refresh_memory).await;
|
||||
return s
|
||||
return s;
|
||||
}
|
||||
}
|
||||
|
||||
return None
|
||||
return None;
|
||||
}
|
||||
|
||||
pub async fn set(&self, key: String, content_type: String, content: String) -> bool {
|
||||
|
@ -92,7 +99,12 @@ impl Cache {
|
|||
.as_secs()
|
||||
.try_into()
|
||||
.unwrap();
|
||||
let cached_item = CachedItem{ content_type, content, cached: current_time, tier: None };
|
||||
let cached_item = CachedItem {
|
||||
content_type,
|
||||
content,
|
||||
cached: current_time,
|
||||
tier: None,
|
||||
};
|
||||
self.memory.set(key.clone(), cached_item.clone()).await;
|
||||
if self.sqlite.is_some() {
|
||||
let sq = self.sqlite.clone().unwrap();
|
||||
|
@ -106,8 +118,8 @@ impl Cache {
|
|||
fn should_use(item: &CachedItem, tier: Tier) -> bool {
|
||||
// TODO: Make configurable.
|
||||
let cache_time = match tier {
|
||||
Tier::Memory => 2*60,
|
||||
Tier::Sqlite => 10*60,
|
||||
Tier::Memory => 2 * 60,
|
||||
Tier::Sqlite => 10 * 60,
|
||||
Tier::External => 0,
|
||||
Tier::None => 0,
|
||||
};
|
||||
|
@ -115,7 +127,9 @@ fn should_use(item: &CachedItem, tier: Tier) -> bool {
|
|||
let current_time: i64 = SystemTime::now()
|
||||
.duration_since(UNIX_EPOCH)
|
||||
.expect("SystemTime before UNIX EPOCH!")
|
||||
.as_secs().try_into().unwrap();
|
||||
.as_secs()
|
||||
.try_into()
|
||||
.unwrap();
|
||||
|
||||
current_time <= (item.cached + cache_time) && item.content != ""
|
||||
}
|
||||
|
|
17
src/cache/sqlite.rs
vendored
17
src/cache/sqlite.rs
vendored
|
@ -1,23 +1,27 @@
|
|||
use std::{env, str::FromStr};
|
||||
|
||||
use async_trait::async_trait;
|
||||
use sqlx::{Pool, sqlite::{SqlitePoolOptions, SqliteJournalMode, SqliteConnectOptions}};
|
||||
use sqlx::{
|
||||
sqlite::{SqliteConnectOptions, SqliteJournalMode, SqlitePoolOptions},
|
||||
Pool,
|
||||
};
|
||||
|
||||
use super::{CacheMechanism, CachedItem, should_use, Tier};
|
||||
use super::{should_use, CacheMechanism, CachedItem, Tier};
|
||||
|
||||
#[derive(Clone, Debug)]
|
||||
pub struct Sqlite {
|
||||
pool: Pool<sqlx::Sqlite>
|
||||
pool: Pool<sqlx::Sqlite>,
|
||||
}
|
||||
|
||||
pub async fn new() -> Option<Sqlite> {
|
||||
let path = env::var("DATABASE_PATH").unwrap_or("gs.db".to_owned());
|
||||
let opts = SqliteConnectOptions::from_str(&path).unwrap()
|
||||
let opts = SqliteConnectOptions::from_str(&path)
|
||||
.unwrap()
|
||||
.journal_mode(SqliteJournalMode::Wal)
|
||||
.create_if_missing(true);
|
||||
|
||||
let pool = SqlitePoolOptions::new().connect_with(opts).await.unwrap();
|
||||
return Some(Sqlite{ pool });
|
||||
return Some(Sqlite { pool });
|
||||
}
|
||||
|
||||
#[async_trait]
|
||||
|
@ -25,7 +29,8 @@ impl CacheMechanism for Sqlite {
|
|||
async fn get(&self, key: &String) -> Option<CachedItem> {
|
||||
let res = sqlx::query_as::<_, CachedItem>("SELECT * FROM cached WHERE route = $1")
|
||||
.bind(&key)
|
||||
.fetch_one(&self.pool).await;
|
||||
.fetch_one(&self.pool)
|
||||
.await;
|
||||
if res.is_ok() {
|
||||
let c = res.unwrap();
|
||||
if should_use(&c, Tier::Sqlite) {
|
||||
|
|
164
src/main.rs
164
src/main.rs
|
@ -1,10 +1,11 @@
|
|||
#[macro_use]
|
||||
extern crate lazy_static;
|
||||
|
||||
mod posts;
|
||||
mod cache;
|
||||
mod posts;
|
||||
|
||||
use axum::extract::Path;
|
||||
use axum::http::request;
|
||||
use axum::response::IntoResponse;
|
||||
use axum::{
|
||||
body::Full,
|
||||
|
@ -16,19 +17,60 @@ use axum::{
|
|||
Router,
|
||||
};
|
||||
use clap::Parser;
|
||||
use crossbeam::channel::{unbounded, Receiver, Sender};
|
||||
use file_format::{FileFormat, Kind};
|
||||
use hyper::body::Bytes;
|
||||
use maud::{html, Markup, PreEscaped, Render, DOCTYPE};
|
||||
use rand::seq::SliceRandom;
|
||||
use rss::ChannelBuilder;
|
||||
use serde::Deserialize;
|
||||
use sqlx::sqlite::{SqliteConnectOptions, SqliteJournalMode, SqlitePoolOptions};
|
||||
use std::env;
|
||||
use std::collections::HashMap;
|
||||
use std::fmt::Display;
|
||||
use std::net::UdpSocket;
|
||||
use std::str::FromStr;
|
||||
use std::{env, io, thread};
|
||||
use time::{self, format_description, format_description::well_known::Rfc2822};
|
||||
use tower_http::services::ServeDir;
|
||||
|
||||
use crate::cache::{Cache, init_cache};
|
||||
use crate::cache::{init_cache, Cache};
|
||||
|
||||
enum PeerStatus {
|
||||
Healthy,
|
||||
Suspect,
|
||||
Down
|
||||
}
|
||||
|
||||
enum GossipMessages {
|
||||
Ready,
|
||||
Cache,
|
||||
Ack,
|
||||
}
|
||||
impl GossipMessages {
|
||||
fn from_str(request: String) -> Option<Self> {
|
||||
match request.as_str() {
|
||||
"rdy" => Some(Self::Ready),
|
||||
"cache" => Some(Self::Cache),
|
||||
"ack" => Some(Self::Ack),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl Display for GossipMessages {
|
||||
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
|
||||
match self {
|
||||
GossipMessages::Ready => write!(f, "rdy"),
|
||||
GossipMessages::Cache => write!(f, "cache"),
|
||||
GossipMessages::Ack => write!(f, "ack"),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
struct Peer {
|
||||
counter: i64,
|
||||
health: PeerStatus
|
||||
}
|
||||
|
||||
#[derive(Parser)]
|
||||
struct Cli {
|
||||
|
@ -36,11 +78,14 @@ struct Cli {
|
|||
database_path: String,
|
||||
#[arg(short, long, default_value_t=("0.0.0.0:3000").to_string())]
|
||||
bind: String,
|
||||
#[arg(short, long)]
|
||||
peers: Option<String>
|
||||
}
|
||||
|
||||
#[derive(Clone, Debug)]
|
||||
struct AppState {
|
||||
cache: Cache,
|
||||
to_gossip: Sender<GossipMessages>,
|
||||
}
|
||||
|
||||
#[derive(Deserialize)]
|
||||
|
@ -89,7 +134,15 @@ async fn main() -> Result<(), sqlx::Error> {
|
|||
sqlx::migrate!("./migrations").run(&pool).await?;
|
||||
|
||||
env::set_var("DATABASE_PATH", &args.database_path);
|
||||
let state = AppState { cache: init_cache().await };
|
||||
|
||||
// Create channels for sending messages and receiving results
|
||||
let (s_gossip, r_gossip) = unbounded::<GossipMessages>();
|
||||
let (s_main, r_main) = unbounded::<GossipMessages>();
|
||||
|
||||
let state = AppState {
|
||||
cache: init_cache().await,
|
||||
to_gossip: s_main.clone()
|
||||
};
|
||||
|
||||
let app = Router::new()
|
||||
.route("/", get(homepage))
|
||||
|
@ -103,14 +156,102 @@ async fn main() -> Result<(), sqlx::Error> {
|
|||
.with_state(state);
|
||||
|
||||
println!("Running webserver on {}", args.bind);
|
||||
axum::Server::bind(&args.bind.parse().unwrap())
|
||||
.serve(app.into_make_service())
|
||||
.await
|
||||
.unwrap();
|
||||
let webserver = axum::Server::bind(&args.bind.parse().unwrap())
|
||||
.serve(app.into_make_service());
|
||||
|
||||
if args.peers.is_some_and(|f| f != "".to_owned()) {
|
||||
tokio::spawn(webserver);
|
||||
println!("starting gossip worker");
|
||||
// Spawn a worker thread
|
||||
let gossip_server = thread::scope(|scope| {
|
||||
let _ = gossiper(s_main.clone(), r_main, s_gossip);
|
||||
});
|
||||
|
||||
let _ = s_main.send(GossipMessages::Ready);
|
||||
loop {
|
||||
for msg in r_gossip.try_iter() {
|
||||
println!("gossip thrd: {}", msg);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
let _ = webserver.await;
|
||||
}
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
fn gossiper(own_sender: Sender<GossipMessages>, rx: Receiver<GossipMessages>, tx: Sender<GossipMessages>) -> io::Result<()> {
|
||||
let mut peers: HashMap<String, Peer> = HashMap::new();
|
||||
let mut buf = [0; 1024];
|
||||
let socket = UdpSocket::bind("0.0.0.0:1337")?;
|
||||
let r_socket = socket.try_clone().unwrap();
|
||||
let _ = tx.send(GossipMessages::Ready);
|
||||
|
||||
// Listen on our UDP socket and pass messages back up.
|
||||
thread::spawn(move || loop {
|
||||
let (size, source) = socket.recv_from(&mut buf).expect("Failed to receive data");
|
||||
let mut request = String::from_utf8_lossy(&buf[..size]).into_owned();
|
||||
trim_newline(&mut request);
|
||||
|
||||
let msg = GossipMessages::from_str(request).unwrap();
|
||||
let _ = own_sender.send(msg).unwrap();
|
||||
let response = "ack";
|
||||
socket
|
||||
.send_to(response.as_bytes(), source)
|
||||
.expect("Failed to send response");
|
||||
});
|
||||
|
||||
// Handle messages that are passed to us from the main thread or the UDP socket.
|
||||
loop {
|
||||
let message = rx.recv().unwrap();
|
||||
println!("got: {}", &message);
|
||||
match message {
|
||||
GossipMessages::Cache => {
|
||||
let selected_peers: Vec<String> = match select_peers(&peers) {
|
||||
Some(p) => { println!("found peers"); p },
|
||||
None => { println!("no peers, not gossiping"); vec![] },
|
||||
};
|
||||
for peer in selected_peers {
|
||||
let msg = GossipMessages::Cache.to_string().into_bytes();
|
||||
let result = match r_socket.send_to(&msg, &peer) {
|
||||
Ok(_) => "",
|
||||
Err(_) => "",
|
||||
};
|
||||
let p = peers.get_mut(&peer).unwrap();
|
||||
p.counter = p.counter + 1;
|
||||
}
|
||||
},
|
||||
GossipMessages::Ack => {
|
||||
println!("healthy ack");
|
||||
}
|
||||
_ => {}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn trim_newline(s: &mut String) {
|
||||
if s.ends_with('\n') {
|
||||
s.pop();
|
||||
if s.ends_with('\r') {
|
||||
s.pop();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/// select a third of the peers we know about to gossip to.
|
||||
fn select_peers(peers: &HashMap<String, Peer>) -> Option<Vec<String>> {
|
||||
if peers.len() == 0 {
|
||||
return None;
|
||||
}
|
||||
let healthy: Vec<String> = peers.into_iter()
|
||||
.filter(|(&ref k, &ref peer)| matches!(peer.health, PeerStatus::Healthy))
|
||||
.map(|(&ref ip, &ref peer)| ip.to_owned()).collect();
|
||||
let len = healthy.len() as usize / (3 as usize);
|
||||
let rng = &mut rand::thread_rng();
|
||||
// Select a random number of peers to gossip to.
|
||||
Some(healthy.choose_multiple(rng, len).map(|f| f.to_owned()).collect())
|
||||
}
|
||||
|
||||
async fn raw_blog_post(Path(post): Path<String>) -> Result<impl IntoResponse, StatusCode> {
|
||||
let post = posts::blog_post(post);
|
||||
if post.is_err() {
|
||||
|
@ -279,12 +420,17 @@ async fn cached_page<T>(
|
|||
|
||||
let content = String::from_utf8(res).unwrap();
|
||||
state.cache.set(path, contenttype.to_owned(), content).await;
|
||||
match state.to_gossip.send(GossipMessages::Cache) {
|
||||
Ok(_) => { },
|
||||
Err(_) => { },
|
||||
};
|
||||
|
||||
return Response::builder()
|
||||
.header("content-type", contenttype)
|
||||
.header("cache", "miss")
|
||||
.status(StatusCode::OK)
|
||||
.body(Full::from(bytes))
|
||||
.unwrap()
|
||||
.unwrap();
|
||||
} else {
|
||||
let i = item.unwrap();
|
||||
return Response::builder()
|
||||
|
|
13
src/posts.rs
13
src/posts.rs
|
@ -1,6 +1,9 @@
|
|||
use std::{fs::{self, File}, io::Read};
|
||||
use std::{
|
||||
fs::{self, File},
|
||||
io::Read,
|
||||
};
|
||||
|
||||
use maud::{Render, Markup, html};
|
||||
use maud::{html, Markup, Render};
|
||||
use orgize::Org;
|
||||
|
||||
pub struct PostMetadata {
|
||||
|
@ -13,7 +16,7 @@ pub struct PostContent {
|
|||
pub title: String,
|
||||
pub date: String,
|
||||
pub content: String,
|
||||
pub html: String
|
||||
pub html: String,
|
||||
}
|
||||
|
||||
impl Render for PostMetadata {
|
||||
|
@ -110,11 +113,11 @@ pub fn blog_post(post: String) -> Result<PostContent, bool> {
|
|||
parsed.write_html(&mut writer).unwrap();
|
||||
html = String::from_utf8(writer).unwrap();
|
||||
}
|
||||
return Ok(PostContent{
|
||||
return Ok(PostContent {
|
||||
title,
|
||||
date,
|
||||
content,
|
||||
html
|
||||
html,
|
||||
});
|
||||
}
|
||||
}
|
||||
|
|
Loading…
Reference in a new issue