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added error handling, improved design, created todo list

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doctorpavel
Dawid J. Kubis 3 years ago
parent f8fa5df49b
commit cd8947e521
8 changed files with 448 additions and 25 deletions
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3
.gitignore vendored
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@ -1,2 +1,3 @@
/target
data.sled
data

400
Cargo.lock generated
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@ -2,6 +2,18 @@
# It is not intended for manual editing.
version = 3
[[package]]
name = "adler"
version = "1.0.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
[[package]]
name = "adler32"
version = "1.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "aae1277d39aeec15cb388266ecc24b11c80469deae6067e17a1a7aa9e5c1f234"
[[package]]
name = "ansi_term"
version = "0.11.0"
@ -56,12 +68,30 @@ dependencies = [
"serde",
]
[[package]]
name = "bit_field"
version = "0.10.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "dcb6dd1c2376d2e096796e234a70e17e94cc2d5d54ff8ce42b28cef1d0d359a4"
[[package]]
name = "bitflags"
version = "1.3.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
[[package]]
name = "bumpalo"
version = "3.9.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a4a45a46ab1f2412e53d3a0ade76ffad2025804294569aae387231a0cd6e0899"
[[package]]
name = "bytemuck"
version = "1.8.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0e851ca7c24871e7336801608a4797d7376545b6928a10d32d75685687141ead"
[[package]]
name = "byteorder"
version = "1.4.3"
@ -136,6 +166,12 @@ dependencies = [
"vec_map",
]
[[package]]
name = "color_quant"
version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3d7b894f5411737b7867f4827955924d7c254fc9f4d91a6aad6b097804b1018b"
[[package]]
name = "crc32fast"
version = "1.3.2"
@ -145,6 +181,27 @@ dependencies = [
"cfg-if",
]
[[package]]
name = "crossbeam-channel"
version = "0.5.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e54ea8bc3fb1ee042f5aace6e3c6e025d3874866da222930f70ce62aceba0bfa"
dependencies = [
"cfg-if",
"crossbeam-utils",
]
[[package]]
name = "crossbeam-deque"
version = "0.8.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6455c0ca19f0d2fbf751b908d5c55c1f5cbc65e03c4225427254b46890bdde1e"
dependencies = [
"cfg-if",
"crossbeam-epoch",
"crossbeam-utils",
]
[[package]]
name = "crossbeam-epoch"
version = "0.9.7"
@ -203,12 +260,68 @@ dependencies = [
"syn",
]
[[package]]
name = "deflate"
version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c86f7e25f518f4b81808a2cf1c50996a61f5c2eb394b2393bd87f2a4780a432f"
dependencies = [
"adler32",
]
[[package]]
name = "either"
version = "1.6.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e78d4f1cc4ae33bbfc157ed5d5a5ef3bc29227303d595861deb238fcec4e9457"
[[package]]
name = "event-listener"
version = "2.5.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "77f3309417938f28bf8228fcff79a4a37103981e3e186d2ccd19c74b38f4eb71"
[[package]]
name = "exr"
version = "1.4.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d4badb9489a465cb2c555af1f00f0bfd8cecd6fc12ac11da9d5b40c5dd5f0200"
dependencies = [
"bit_field",
"deflate",
"flume",
"half",
"inflate",
"lebe",
"smallvec",
"threadpool",
]
[[package]]
name = "flate2"
version = "1.0.22"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1e6988e897c1c9c485f43b47a529cef42fde0547f9d8d41a7062518f1d8fc53f"
dependencies = [
"cfg-if",
"crc32fast",
"libc",
"miniz_oxide 0.4.4",
]
[[package]]
name = "flume"
version = "0.10.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "843c03199d0c0ca54bc1ea90ac0d507274c28abcc4f691ae8b4eaa375087c76a"
dependencies = [
"futures-core",
"futures-sink",
"nanorand",
"pin-project",
"spin",
]
[[package]]
name = "fnv"
version = "1.0.7"
@ -225,6 +338,18 @@ dependencies = [
"winapi",
]
[[package]]
name = "futures-core"
version = "0.3.21"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0c09fd04b7e4073ac7156a9539b57a484a8ea920f79c7c675d05d289ab6110d3"
[[package]]
name = "futures-sink"
version = "0.3.21"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "21163e139fa306126e6eedaf49ecdb4588f939600f0b1e770f4205ee4b7fa868"
[[package]]
name = "fxhash"
version = "0.2.1"
@ -236,15 +361,33 @@ dependencies = [
[[package]]
name = "getrandom"
version = "0.2.3"
version = "0.2.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7fcd999463524c52659517fe2cea98493cfe485d10565e7b0fb07dbba7ad2753"
checksum = "d39cd93900197114fa1fcb7ae84ca742095eed9442088988ae74fa744e930e77"
dependencies = [
"cfg-if",
"js-sys",
"libc",
"wasi",
"wasm-bindgen",
]
[[package]]
name = "gif"
version = "0.11.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c3a7187e78088aead22ceedeee99779455b23fc231fe13ec443f99bb71694e5b"
dependencies = [
"color_quant",
"weezl",
]
[[package]]
name = "half"
version = "1.8.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "eabb4a44450da02c90444cf74558da904edde8fb4e9035a9a6a4e15445af0bd7"
[[package]]
name = "hashbrown"
version = "0.12.0"
@ -275,6 +418,35 @@ version = "1.0.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
[[package]]
name = "image"
version = "0.24.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "db207d030ae38f1eb6f240d5a1c1c88ff422aa005d10f8c6c6fc5e75286ab30e"
dependencies = [
"bytemuck",
"byteorder",
"color_quant",
"exr",
"gif",
"jpeg-decoder 0.2.2",
"num-iter",
"num-rational",
"num-traits",
"png",
"scoped_threadpool",
"tiff",
]
[[package]]
name = "inflate"
version = "0.4.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1cdb29978cc5797bd8dcc8e5bf7de604891df2a8dc576973d71a281e916db2ff"
dependencies = [
"adler32",
]
[[package]]
name = "instant"
version = "0.1.12"
@ -284,12 +456,37 @@ dependencies = [
"cfg-if",
]
[[package]]
name = "jpeg-decoder"
version = "0.1.22"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "229d53d58899083193af11e15917b5640cd40b29ff475a1fe4ef725deb02d0f2"
[[package]]
name = "jpeg-decoder"
version = "0.2.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "105fb082d64e2100074587f59a74231f771750c664af903f1f9f76c9dedfc6f1"
dependencies = [
"rayon",
]
[[package]]
name = "js-sys"
version = "0.3.56"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a38fc24e30fd564ce974c02bf1d337caddff65be6cc4735a1f7eab22a7440f04"
dependencies = [
"wasm-bindgen",
]
[[package]]
name = "kchan"
version = "0.1.0"
dependencies = [
"bincode",
"cached",
"image",
"lazy_static",
"log",
"num_cpus",
@ -308,6 +505,12 @@ version = "1.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
[[package]]
name = "lebe"
version = "0.5.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7efd1d698db0759e6ef11a7cd44407407399a910c774dd804c64c032da7826ff"
[[package]]
name = "libc"
version = "0.2.108"
@ -341,6 +544,34 @@ dependencies = [
"autocfg",
]
[[package]]
name = "miniz_oxide"
version = "0.4.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a92518e98c078586bc6c934028adcca4c92a53d6a958196de835170a01d84e4b"
dependencies = [
"adler",
"autocfg",
]
[[package]]
name = "miniz_oxide"
version = "0.5.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d2b29bd4bc3f33391105ebee3589c19197c4271e3e5a9ec9bfe8127eeff8f082"
dependencies = [
"adler",
]
[[package]]
name = "nanorand"
version = "0.7.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6a51313c5820b0b02bd422f4b44776fbf47961755c74ce64afc73bfad10226c3"
dependencies = [
"getrandom",
]
[[package]]
name = "num-integer"
version = "0.1.44"
@ -351,6 +582,28 @@ dependencies = [
"num-traits",
]
[[package]]
name = "num-iter"
version = "0.1.42"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b2021c8337a54d21aca0d59a92577a029af9431cb59b909b03252b9c164fad59"
dependencies = [
"autocfg",
"num-integer",
"num-traits",
]
[[package]]
name = "num-rational"
version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d41702bd167c2df5520b384281bc111a4b5efcf7fbc4c9c222c815b07e0a6a6a"
dependencies = [
"autocfg",
"num-integer",
"num-traits",
]
[[package]]
name = "num-traits"
version = "0.2.14"
@ -401,12 +654,44 @@ dependencies = [
"winapi",
]
[[package]]
name = "pin-project"
version = "1.0.10"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "58ad3879ad3baf4e44784bc6a718a8698867bb991f8ce24d1bcbe2cfb4c3a75e"
dependencies = [
"pin-project-internal",
]
[[package]]
name = "pin-project-internal"
version = "1.0.10"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "744b6f092ba29c3650faf274db506afd39944f48420f6c86b17cfe0ee1cb36bb"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "pin-project-lite"
version = "0.2.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e280fbe77cc62c91527259e9442153f4688736748d24660126286329742b4c6c"
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name = "png"
version = "0.17.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "dc38c0ad57efb786dd57b9864e5b18bae478c00c824dc55a38bbc9da95dde3ba"
dependencies = [
"bitflags",
"crc32fast",
"deflate",
"miniz_oxide 0.5.1",
]
[[package]]
name = "ppv-lite86"
version = "0.2.15"
@ -495,6 +780,31 @@ dependencies = [
"rand_core",
]
[[package]]
name = "rayon"
version = "1.5.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c06aca804d41dbc8ba42dfd964f0d01334eceb64314b9ecf7c5fad5188a06d90"
dependencies = [
"autocfg",
"crossbeam-deque",
"either",
"rayon-core",
]
[[package]]
name = "rayon-core"
version = "1.9.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d78120e2c850279833f1dd3582f730c4ab53ed95aeaaaa862a2a5c71b1656d8e"
dependencies = [
"crossbeam-channel",
"crossbeam-deque",
"crossbeam-utils",
"lazy_static",
"num_cpus",
]
[[package]]
name = "redox_syscall"
version = "0.2.11"
@ -504,6 +814,12 @@ dependencies = [
"bitflags",
]
[[package]]
name = "scoped_threadpool"
version = "0.1.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1d51f5df5af43ab3f1360b429fa5e0152ac5ce8c0bd6485cae490332e96846a8"
[[package]]
name = "scopeguard"
version = "1.1.0"
@ -563,6 +879,15 @@ version = "1.8.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f2dd574626839106c320a323308629dcb1acfc96e32a8cba364ddc61ac23ee83"
[[package]]
name = "spin"
version = "0.9.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "511254be0c5bcf062b019a6c89c01a664aa359ded62f78aa72c6fc137c0590e5"
dependencies = [
"lock_api",
]
[[package]]
name = "strsim"
version = "0.8.0"
@ -657,6 +982,17 @@ dependencies = [
"num_cpus",
]
[[package]]
name = "tiff"
version = "0.7.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0247608e998cb6ce39dfc8f4a16c50361ce71e5b52e6d24ea1227ea8ea8ee0b2"
dependencies = [
"flate2",
"jpeg-decoder 0.1.22",
"weezl",
]
[[package]]
name = "time"
version = "0.1.43"
@ -725,6 +1061,66 @@ version = "0.10.2+wasi-snapshot-preview1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fd6fbd9a79829dd1ad0cc20627bf1ed606756a7f77edff7b66b7064f9cb327c6"
[[package]]
name = "wasm-bindgen"
version = "0.2.79"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "25f1af7423d8588a3d840681122e72e6a24ddbcb3f0ec385cac0d12d24256c06"
dependencies = [
"cfg-if",
"wasm-bindgen-macro",
]
[[package]]
name = "wasm-bindgen-backend"
version = "0.2.79"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8b21c0df030f5a177f3cba22e9bc4322695ec43e7257d865302900290bcdedca"
dependencies = [
"bumpalo",
"lazy_static",
"log",
"proc-macro2",
"quote",
"syn",
"wasm-bindgen-shared",
]
[[package]]
name = "wasm-bindgen-macro"
version = "0.2.79"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2f4203d69e40a52ee523b2529a773d5ffc1dc0071801c87b3d270b471b80ed01"
dependencies = [
"quote",
"wasm-bindgen-macro-support",
]
[[package]]
name = "wasm-bindgen-macro-support"
version = "0.2.79"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"proc-macro2",
"quote",
"syn",
"wasm-bindgen-backend",
"wasm-bindgen-shared",
]
[[package]]
name = "wasm-bindgen-shared"
version = "0.2.79"
source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d8b77fdfd5a253be4ab714e4ffa3c49caf146b4de743e97510c0656cf90f1e8e"
[[package]]
name = "winapi"
version = "0.3.9"

1
Cargo.toml
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@ -18,4 +18,5 @@ serde = { version = "1.0.136", features = ["derive"] }
cached = "0.33.0"
log = "0.4.14"
simplelog = "0.11.2"
image = "0.24.1"

7
README.md
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@ -1,3 +1,10 @@
### TODO:
1. proper logging
2. better html/css, working threads and posts
3. add authorization and ip whitelist
4. optimize/clean code, improve memory usage
5. add images
### Rules
+ single page
+ threads might be deleted if they reach maximum storage

4
src/errors.rs
Unescape Escape View File

@ -4,8 +4,12 @@ use thiserror::Error;
pub enum RequestError {
#[error("request unable to be parsed as a form")]
NotAForm,
#[error("resource not found")]
NotFound,
#[error("request not authorized, incorred hash: {0}")]
NotAuthorized(String),
#[error("bad request")]
BadRequest,
}
#[derive(Debug, Error)]

22
src/http.rs
Unescape Escape View File

@ -45,25 +45,26 @@ impl Status {
impl Request {
pub fn form(&self) -> Result<HashMap<&str, &str>, RequestError> {
let mut hashmap = HashMap::new();
self.body.split("&").map(|x| x.split("=")).for_each(
|mut x| {
hashmap.insert(x.next().unwrap(), x.next().unwrap());
}, // fix unwrap hell
for mut x in self.body.split("&").map(|x| x.split("=")) {
hashmap.insert(
x.next().ok_or(RequestError::NotAForm)?,
x.next().ok_or(RequestError::NotAForm)?
);
}
Ok(hashmap)
}
}
// TODO proper errors
impl FromStr for Request {
type Err = String;
type Err = RequestError;
fn from_str(s: &str) -> Result<Self, Self::Err> {
dbg!(&s);
//dbg!(&s);
let mut iter = s.lines();
let mut first = iter.next().unwrap().split_whitespace();
let method = first.next().unwrap();
let uri = first.next().unwrap();
let mut first = iter.next().ok_or(RequestError::BadRequest)?
.split_whitespace();
let method = first.next().ok_or(RequestError::BadRequest)?;
let uri = first.next().ok_or(RequestError::BadRequest)?;
let mut headers: Vec<(String, String)> = vec![];
for line in &mut iter {
@ -113,3 +114,4 @@ impl fmt::Display for Response {
)
}
}

32
src/main.rs
Unescape Escape View File

@ -2,7 +2,7 @@ mod errors;
mod http;
mod post;
use crate::errors::RequestError;
use crate::errors::{RequestError, HandlingError, InternalError};
use crate::http::{Request, Response, Status};
use crate::post::{Post, Thread};
@ -16,8 +16,10 @@ use std::sync::{Arc, Mutex, MutexGuard};
use bincode::{deserialize, serialize};
use cached::proc_macro::cached;
use lazy_static::lazy_static;
use simplelog::*;
use structopt::StructOpt;
use threadpool::ThreadPool;
use log::*;
// statically linked index and favicon
const INDEX: &'static str = include_str!("www/index.html");
@ -61,7 +63,13 @@ impl State {
}
/// top level handling of requests
fn handle(request: Request, state: Arc<Mutex<State>>) -> Response {
fn handle(request: &str, state: Arc<Mutex<State>>) -> Response {
let request = match request.parse::<Request>() {
Ok(s) => s,
Err(e) => {
return Response::new(Status::BadRequest, vec![], "".to_string())
},
};
let state = state.lock().unwrap();
match request.method.as_str() {
@ -105,7 +113,10 @@ fn get(path: &str, state: MutexGuard<State>) -> Result<Response, HandlingError>
s => {
let content = content(
s,
&deserialize::<Thread>(&state.db.get(&s.as_bytes()).unwrap().unwrap())
&deserialize::<Thread>(
&state.db.get(&s.as_bytes())
.map_err(|_| HandlingError::ServerError(InternalError::DatabaseReadError))?
.ok_or(HandlingError::ClientError(RequestError::NotFound))?)
.unwrap()
.to_string(),
);
@ -121,11 +132,11 @@ fn post(request: Request, mut state: MutexGuard<State>) -> Response {
"/" => {
// first we increment id
let id = state.next_id();
let content = dbg!(request.form());
let content = dbg!(request.form().unwrap());
let thread = Thread(vec![Post::new(
id,
None,
String::from(*content.get(":D").unwrap()),
String::from(*content.get("content").unwrap()),
)]);
state
@ -156,7 +167,9 @@ fn main() {
// create threadpool for incoming requests
let pool = ThreadPool::new(num_cpus::get());
// setup logger
TermLogger::init(
LevelFilter::Warn, Config::default(), TerminalMode::Mixed, ColorChoice::Auto
).unwrap();
// open database
let state = Arc::new(Mutex::new(State {
db: sled::open(&OPT.database).unwrap(),
@ -182,13 +195,12 @@ fn main() {
stream.read(&mut buffer).unwrap();
let text = str::from_utf8(&buffer).unwrap().trim_matches(0 as char); // gets rid of null at the end of buffer
let request: Request = text.parse().unwrap();
let text = str::from_utf8(&buffer).unwrap().trim_matches(0 as char);
// ^-- gets rid of null at the end of buffer
// handle request
stream
.write(handle(request, state).to_string().as_bytes())
.write(handle(text, state).to_string().as_bytes())
.unwrap();
});
}

2
src/www/index.html
Unescape Escape View File

@ -20,7 +20,7 @@
<div class="wrap slim">
<h1>Create new thread</h1>
<form method="post">
<textarea name=":D" rows="10" placeholder="Content" required></textarea>
<textarea name="content" rows="10" placeholder="Content" required></textarea>
<input type="submit" value="Create">
</form>
</div>

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