MeiliSearch/meilisearch-http/src/option.rs
2020-07-02 14:04:15 +02:00

184 lines
7.2 KiB
Rust

use std::io::{BufReader, Read};
use std::path::PathBuf;
use std::sync::Arc;
use std::{error, fs};
use rustls::internal::pemfile::{certs, pkcs8_private_keys, rsa_private_keys};
use rustls::{
AllowAnyAnonymousOrAuthenticatedClient, AllowAnyAuthenticatedClient, NoClientAuth,
RootCertStore,
};
use structopt::StructOpt;
const POSSIBLE_ENV: [&str; 2] = ["development", "production"];
#[derive(Debug, Default, Clone, StructOpt)]
pub struct Opt {
/// The destination where the database must be created.
#[structopt(long, env = "MEILI_DB_PATH", default_value = "./data.ms")]
pub db_path: String,
/// The address on which the http server will listen.
#[structopt(long, env = "MEILI_HTTP_ADDR", default_value = "127.0.0.1:7700")]
pub http_addr: String,
/// The master key allowing you to do everything on the server.
#[structopt(long, env = "MEILI_MASTER_KEY")]
pub master_key: Option<String>,
/// The Sentry DSN to use for error reporting. This defaults to the MeiliSearch Sentry project.
/// You can disable sentry all together using the `--no-sentry` flag or `MEILI_NO_SENTRY` environment variable.
#[cfg(all(not(debug_assertions), feature = "sentry"))]
#[structopt(long, env = "SENTRY_DSN", default_value = "https://5ddfa22b95f241198be2271aaf028653@sentry.io/3060337")]
pub sentry_dsn: String,
/// Disable Sentry error reporting.
#[cfg(all(not(debug_assertions), feature = "sentry"))]
#[structopt(long, env = "MEILI_NO_SENTRY")]
pub no_sentry: bool,
/// This environment variable must be set to `production` if you are running in production.
/// If the server is running in development mode more logs will be displayed,
/// and the master key can be avoided which implies that there is no security on the updates routes.
/// This is useful to debug when integrating the engine with another service.
#[structopt(long, env = "MEILI_ENV", default_value = "development", possible_values = &POSSIBLE_ENV)]
pub env: String,
/// Do not send analytics to Meili.
#[structopt(long, env = "MEILI_NO_ANALYTICS")]
pub no_analytics: bool,
/// The maximum size, in bytes, of the main lmdb database directory
#[structopt(long, env = "MEILI_MAIN_MAP_SIZE", default_value = "107374182400")] // 100GB
pub main_map_size: usize,
/// The maximum size, in bytes, of the update lmdb database directory
#[structopt(long, env = "MEILI_UPDATE_MAP_SIZE", default_value = "107374182400")] // 100GB
pub update_map_size: usize,
/// The maximum size, in bytes, of accepted JSON payloads
#[structopt(long, env = "MEILI_HTTP_PAYLOAD_SIZE_LIMIT", default_value = "10485760")] // 10MB
pub http_payload_size_limit: usize,
/// Read server certificates from CERTFILE.
/// This should contain PEM-format certificates
/// in the right order (the first certificate should
/// certify KEYFILE, the last should be a root CA).
#[structopt(long, env = "MEILI_SSL_CERT_PATH", parse(from_os_str))]
pub ssl_cert_path: Option<PathBuf>,
/// Read private key from KEYFILE. This should be a RSA
/// private key or PKCS8-encoded private key, in PEM format.
#[structopt(long, env = "MEILI_SSL_KEY_PATH", parse(from_os_str))]
pub ssl_key_path: Option<PathBuf>,
/// Enable client authentication, and accept certificates
/// signed by those roots provided in CERTFILE.
#[structopt(long, env = "MEILI_SSL_AUTH_PATH", parse(from_os_str))]
pub ssl_auth_path: Option<PathBuf>,
/// Read DER-encoded OCSP response from OCSPFILE and staple to certificate.
/// Optional
#[structopt(long, env = "MEILI_SSL_OCSP_PATH", parse(from_os_str))]
pub ssl_ocsp_path: Option<PathBuf>,
/// Send a fatal alert if the client does not complete client authentication.
#[structopt(long, env = "MEILI_SSL_REQUIRE_AUTH")]
pub ssl_require_auth: bool,
/// SSL support session resumption
#[structopt(long, env = "MEILI_SSL_RESUMPTION")]
pub ssl_resumption: bool,
/// SSL support tickets.
#[structopt(long, env = "MEILI_SSL_TICKETS")]
pub ssl_tickets: bool,
}
impl Opt {
pub fn get_ssl_config(&self) -> Result<Option<rustls::ServerConfig>, Box<dyn error::Error>> {
if let (Some(cert_path), Some(key_path)) = (&self.ssl_cert_path, &self.ssl_key_path) {
let client_auth = match &self.ssl_auth_path {
Some(auth_path) => {
let roots = load_certs(auth_path.to_path_buf())?;
let mut client_auth_roots = RootCertStore::empty();
for root in roots {
client_auth_roots.add(&root).unwrap();
}
if self.ssl_require_auth {
AllowAnyAuthenticatedClient::new(client_auth_roots)
} else {
AllowAnyAnonymousOrAuthenticatedClient::new(client_auth_roots)
}
}
None => NoClientAuth::new(),
};
let mut config = rustls::ServerConfig::new(client_auth);
config.key_log = Arc::new(rustls::KeyLogFile::new());
let certs = load_certs(cert_path.to_path_buf())?;
let privkey = load_private_key(key_path.to_path_buf())?;
let ocsp = load_ocsp(&self.ssl_ocsp_path)?;
config
.set_single_cert_with_ocsp_and_sct(certs, privkey, ocsp, vec![])
.map_err(|_| "bad certificates/private key")?;
if self.ssl_resumption {
config.set_persistence(rustls::ServerSessionMemoryCache::new(256));
}
if self.ssl_tickets {
config.ticketer = rustls::Ticketer::new();
}
Ok(Some(config))
} else {
Ok(None)
}
}
}
fn load_certs(filename: PathBuf) -> Result<Vec<rustls::Certificate>, Box<dyn error::Error>> {
let certfile = fs::File::open(filename).map_err(|_| "cannot open certificate file")?;
let mut reader = BufReader::new(certfile);
Ok(certs(&mut reader).map_err(|_| "cannot read certificate file")?)
}
fn load_private_key(filename: PathBuf) -> Result<rustls::PrivateKey, Box<dyn error::Error>> {
let rsa_keys = {
let keyfile =
fs::File::open(filename.clone()).map_err(|_| "cannot open private key file")?;
let mut reader = BufReader::new(keyfile);
rsa_private_keys(&mut reader).map_err(|_| "file contains invalid rsa private key")?
};
let pkcs8_keys = {
let keyfile = fs::File::open(filename).map_err(|_| "cannot open private key file")?;
let mut reader = BufReader::new(keyfile);
pkcs8_private_keys(&mut reader)
.map_err(|_| "file contains invalid pkcs8 private key (encrypted keys not supported)")?
};
// prefer to load pkcs8 keys
if !pkcs8_keys.is_empty() {
Ok(pkcs8_keys[0].clone())
} else {
assert!(!rsa_keys.is_empty());
Ok(rsa_keys[0].clone())
}
}
fn load_ocsp(filename: &Option<PathBuf>) -> Result<Vec<u8>, Box<dyn error::Error>> {
let mut ret = Vec::new();
if let Some(ref name) = filename {
fs::File::open(name)
.map_err(|_| "cannot open ocsp file")?
.read_to_end(&mut ret)
.map_err(|_| "cannot read oscp file")?;
}
Ok(ret)
}