feat: [RustHTTP] DNS Host Map

This commit is contained in:
2024-03-12 20:07:06 +08:00
parent 51393317b1
commit 26b58324c4
11 changed files with 262 additions and 40 deletions

View File

@ -1,11 +1,17 @@
use std::io;
use hickory_resolver::config::{NameServerConfigGroup, ResolverConfig, ResolverOpts};
use hickory_resolver::{lookup_ip::LookupIpIntoIter, TokioAsyncResolver};
use hyper::client::connect::dns::Name;
use once_cell::sync::OnceCell;
use reqwest::dns::{Addrs, Resolve, Resolving};
use std::collections::HashMap;
use std::io;
use std::net::{IpAddr, Ipv4Addr, SocketAddr};
use std::sync::Arc;
use hickory_resolver::config::{NameServerConfigGroup, ResolverConfig, ResolverOpts};
use std::sync::{Arc, RwLock};
use lazy_static::lazy_static;
lazy_static! {
pub static ref MY_HOSTS_MAP: RwLock<HashMap<String, IpAddr>> = RwLock::from(HashMap::new());
}
/// Wrapper around an `AsyncResolver`, which implements the `Resolve` trait.
#[derive(Debug, Default, Clone)]
@ -22,6 +28,14 @@ struct SocketAddrs {
impl Resolve for MyHickoryDnsResolver {
fn resolve(&self, name: Name) -> Resolving {
let my_hosts = MY_HOSTS_MAP.read().unwrap();
let name_str = name.to_string();
if let Some(ip) = my_hosts.get(name_str.as_str()) {
let addrs: Addrs = Box::new(std::iter::once(SocketAddr::new(*ip, 0)));
println!("using host map === {:?}", name_str);
return Box::pin(async move { Ok(addrs) });
}
let resolver = self.clone();
Box::pin(async move {
let resolver = resolver.state.get_or_try_init(new_resolver)?;
@ -38,11 +52,21 @@ impl MyHickoryDnsResolver {
pub(crate) async fn lookup_txt(&self, name: String) -> anyhow::Result<Vec<String>> {
let resolver = self.state.get_or_try_init(new_resolver)?;
let txt = resolver.txt_lookup(name).await?;
let t = txt.iter()
let t = txt
.iter()
.map(|rdata| rdata.to_string())
.collect::<Vec<_>>();
Ok(t)
}
pub(crate) async fn lookup_ips(&self, name: String) -> anyhow::Result<Vec<String>> {
let resolver = self.state.get_or_try_init(new_resolver)?;
let ips = resolver.ipv4_lookup(name).await?;
let t = ips
.iter()
.map(|ip| ip.to_string())
.collect::<Vec<_>>();
Ok(t)
}
}
impl Iterator for SocketAddrs {
@ -58,14 +82,15 @@ fn new_resolver() -> io::Result<TokioAsyncResolver> {
&[
IpAddr::V4(Ipv4Addr::new(119, 29, 29, 29)),
IpAddr::V4(Ipv4Addr::new(223, 6, 6, 6)),
IpAddr::V4(Ipv4Addr::new(1, 1, 1, 1)),
IpAddr::V4(Ipv4Addr::new(8, 8, 8, 8)),
IpAddr::V4(Ipv4Addr::new(180, 76, 76, 76)),
IpAddr::V4(Ipv4Addr::new(1, 2, 4, 8)),
IpAddr::V4(Ipv4Addr::new(166, 111, 8, 28)),
IpAddr::V4(Ipv4Addr::new(101, 226, 4, 6)),
IpAddr::V4(Ipv4Addr::new(114, 114, 114, 114)),
IpAddr::V4(Ipv4Addr::new(8, 8, 8, 8)),
IpAddr::V4(Ipv4Addr::new(1, 1, 1, 1)),
], 53, true);
], 53, true,
);
let cfg = ResolverConfig::from_parts(None, vec![], group);
let mut opts = ResolverOpts::default();
opts.edns0 = true;

View File

@ -1,16 +1,27 @@
pub mod dns;
use scopeguard::defer;
use lazy_static::lazy_static;
use hyper::Uri;
use reqwest::header::{HeaderMap, HeaderName, HeaderValue};
use reqwest::{Method, RequestBuilder};
use std::collections::HashMap;
use std::str::FromStr;
use std::sync::{Arc, RwLock};
use std::time::Duration;
use flutter_rust_bridge::for_generated::lazy_static;
#[derive(Debug)]
#[allow(non_camel_case_types)]
pub enum MyHttpVersion { HTTP_09, HTTP_10, HTTP_11, HTTP_2, HTTP_3 }
pub enum MyHttpVersion {
HTTP_09,
HTTP_10,
HTTP_11,
HTTP_2,
HTTP_3,
HTTP_UNKNOWN,
}
#[derive(Debug)]
pub struct RustHttpResponse {
pub status_code: u16,
pub headers: HashMap<String, String>,
@ -23,28 +34,34 @@ pub struct RustHttpResponse {
fn _hyper_version_to_my_version(v: reqwest::Version) -> MyHttpVersion {
match v {
reqwest::Version::HTTP_09 => { MyHttpVersion::HTTP_09 }
reqwest::Version::HTTP_10 => { MyHttpVersion::HTTP_10 }
reqwest::Version::HTTP_11 => { MyHttpVersion::HTTP_11 }
reqwest::Version::HTTP_2 => { MyHttpVersion::HTTP_2 }
reqwest::Version::HTTP_3 => { MyHttpVersion::HTTP_3 }
_ => { panic!("Unsupported HTTP version") }
reqwest::Version::HTTP_09 => MyHttpVersion::HTTP_09,
reqwest::Version::HTTP_10 => MyHttpVersion::HTTP_10,
reqwest::Version::HTTP_11 => MyHttpVersion::HTTP_11,
reqwest::Version::HTTP_2 => MyHttpVersion::HTTP_2,
reqwest::Version::HTTP_3 => MyHttpVersion::HTTP_3,
_ => MyHttpVersion::HTTP_UNKNOWN,
}
}
lazy_static! {
static ref DEFAULT_HEADER: RwLock<HeaderMap> = RwLock::from(HeaderMap::new());
static ref DNS_CLIENT : Arc<dns::MyHickoryDnsResolver> = Arc::from(dns::MyHickoryDnsResolver::default());
static ref HTTP_CLIENT: reqwest::Client = {
reqwest::Client::builder()
.dns_resolver(DNS_CLIENT.clone())
.use_rustls_tls()
.connect_timeout(Duration::from_secs(10))
.gzip(true)
.no_proxy()
.build()
.unwrap()
};
static ref DNS_CLIENT: Arc<dns::MyHickoryDnsResolver> = Arc::from(dns::MyHickoryDnsResolver::default());
static ref HTTP_CLIENT: reqwest::Client = new_http_client(true);
}
fn new_http_client(keep_alive: bool) -> reqwest::Client {
let mut c = reqwest::Client::builder()
.dns_resolver(DNS_CLIENT.clone())
.use_rustls_tls()
.connect_timeout(Duration::from_secs(10))
.gzip(true)
.no_proxy();
if !keep_alive {
c = c.tcp_keepalive(None);
} else {
c = c.tcp_keepalive(Duration::from_secs(120));
}
c.build().unwrap()
}
pub fn set_default_header(headers: HashMap<String, String>) {
@ -63,13 +80,34 @@ pub async fn fetch(
url: String,
headers: Option<HashMap<String, String>>,
input_data: Option<Vec<u8>>,
with_ip_address: Option<String>,
) -> anyhow::Result<RustHttpResponse> {
let mut req = _mix_header(HTTP_CLIENT.request(method, url), headers);
let address_clone = with_ip_address.clone();
let url_clone = url.clone();
if address_clone.is_some() {
let addr = std::net::IpAddr::from_str(with_ip_address.unwrap().as_str()).unwrap();
let mut hosts = dns::MY_HOSTS_MAP.write().unwrap();
let url_host = Uri::from_str(url.as_str()).unwrap().host().unwrap().to_string();
hosts.insert(url_host, addr);
}
defer! {
if address_clone.is_some() {
let mut hosts = dns::MY_HOSTS_MAP.write().unwrap();
hosts.remove(url.clone().as_str());
}
}
let mut req = if address_clone.is_some() {
_mix_header(new_http_client(false).request(method, url_clone), headers)
} else {
_mix_header(HTTP_CLIENT.request(method, url_clone), headers)
};
if input_data.is_some() {
req = req.body(input_data.unwrap());
}
let resp = req.send().await?;
let url = resp.url().to_string();
let status_code = resp.status().as_u16();
let resp_headers = _reade_resp_header(resp.headers());
@ -104,6 +142,10 @@ pub async fn dns_lookup_txt(name: String) -> anyhow::Result<Vec<String>> {
DNS_CLIENT.lookup_txt(name).await
}
pub async fn dns_lookup_ips(name: String) -> anyhow::Result<Vec<String>> {
DNS_CLIENT.lookup_ips(name).await
}
fn _reade_resp_header(r_header: &HeaderMap) -> HashMap<String, String> {
let mut resp_headers = HashMap::new();
for ele in r_header {