restructurisation grades

This commit is contained in:
Ara Sadoyan
2026-04-27 15:28:54 +02:00
parent 6e83775127
commit bee307793c
4 changed files with 83 additions and 79 deletions

View File

@@ -1,7 +1,7 @@
use crate::tls::grades;
use dashmap::DashMap;
use log::{error, info, warn};
use pingora::tls::ssl::{select_next_proto, AlpnError, NameType, SniError, SslAlert, SslContext, SslFiletype, SslMethod, SslRef, SslVersion};
use pingora_core::listeners::tls::TlsSettings;
use log::error;
use pingora::tls::ssl::{NameType, SniError, SslAlert, SslContext, SslFiletype, SslMethod, SslRef};
use rustls_pemfile::{read_one, Item};
use serde::Deserialize;
use std::collections::HashSet;
@@ -10,7 +10,6 @@ use std::io::BufReader;
use x509_parser::extensions::GeneralName;
use x509_parser::nom::Err as NomErr;
use x509_parser::prelude::*;
#[derive(Clone, Deserialize, Debug)]
pub struct CertificateConfig {
pub cert_path: String,
@@ -180,79 +179,7 @@ fn create_ssl_context(cert_path: &str, key_path: &str) -> Result<SslContext, Box
let mut ctx = SslContext::builder(SslMethod::tls())?;
ctx.set_certificate_chain_file(cert_path)?;
ctx.set_private_key_file(key_path, SslFiletype::PEM)?;
ctx.set_alpn_select_callback(prefer_h2);
ctx.set_alpn_select_callback(grades::prefer_h2);
let built = ctx.build();
Ok(built)
}
#[derive(Debug)]
pub struct CipherSuite {
pub high: &'static str,
pub medium: &'static str,
pub legacy: &'static str,
}
const CIPHERS: CipherSuite = CipherSuite {
high: "TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256:TLS_AES_128_GCM_SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305",
medium: "ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA:AES128-GCM-SHA256",
legacy: "ALL:!ADH:!LOW:!EXP:!MD5:@STRENGTH",
};
#[derive(Debug)]
pub enum TlsGrade {
HIGH,
MEDIUM,
LEGACY,
}
impl TlsGrade {
pub fn from_str(s: &str) -> Option<Self> {
match s.to_ascii_lowercase().as_str() {
"high" => Some(TlsGrade::HIGH),
"medium" => Some(TlsGrade::MEDIUM),
"unsafe" => Some(TlsGrade::LEGACY),
_ => None,
}
}
}
pub fn prefer_h2<'a>(_ssl: &mut SslRef, alpn_in: &'a [u8]) -> Result<&'a [u8], AlpnError> {
match select_next_proto("\x02h2\x08http/1.1".as_bytes(), alpn_in) {
Some(p) => Ok(p),
_ => Err(AlpnError::NOACK),
}
}
pub fn set_tsl_grade(tls_settings: &mut TlsSettings, grade: &str) {
let config_grade = TlsGrade::from_str(grade);
match config_grade {
Some(TlsGrade::HIGH) => {
let _ = tls_settings.set_min_proto_version(Some(SslVersion::TLS1_2));
// let _ = tls_settings.set_max_proto_version(Some(SslVersion::TLS1_3));
let _ = tls_settings.set_cipher_list(CIPHERS.high);
// let _ = tls_settings.set_ciphersuites(CIPHERS.high);
let _ = tls_settings.set_cipher_list(CIPHERS.high);
info!("TLS grade: {:?}, => HIGH", tls_settings.options());
}
Some(TlsGrade::MEDIUM) => {
let _ = tls_settings.set_min_proto_version(Some(SslVersion::TLS1));
let _ = tls_settings.set_cipher_list(CIPHERS.medium);
// let _ = tls_settings.set_ciphersuites(CIPHERS.medium);
let _ = tls_settings.set_cipher_list(CIPHERS.medium);
info!("TLS grade: {:?}, => MEDIUM", tls_settings.options());
}
Some(TlsGrade::LEGACY) => {
let _ = tls_settings.set_min_proto_version(Some(SslVersion::SSL3));
let _ = tls_settings.set_cipher_list(CIPHERS.legacy);
// let _ = tls_settings.set_ciphersuites(CIPHERS.legacy);
let _ = tls_settings.set_cipher_list(CIPHERS.legacy);
warn!("TLS grade: {:?}, => UNSAFE", tls_settings.options());
}
None => {
// Defaults to MEDIUM
let _ = tls_settings.set_min_proto_version(Some(SslVersion::TLS1));
let _ = tls_settings.set_cipher_list(CIPHERS.medium);
// let _ = tls_settings.set_ciphersuites(CIPHERS.medium);
let _ = tls_settings.set_cipher_list(CIPHERS.medium);
warn!("TLS grade is not detected defaulting top MEDIUM");
}
}
}