detee-cli/src/sgx/grpc_dtpm.rs
2025-03-16 22:28:19 +02:00

107 lines
3.6 KiB
Rust

use detee_sgx::{prelude::*, HRaTlsConfigBuilder};
use detee_shared::sgx::pb::dtpm::DtpmGetConfigReq;
use hyper_rustls::HttpsConnectorBuilder;
use rustls::ClientConfig;
use std::sync::{Arc, RwLock};
use tonic::transport::{Channel, Endpoint};
use detee_shared::sgx::{
pb::dtpm::{
dtpm_config_manager_client::DtpmConfigManagerClient, DtpmConfigData, DtpmSetConfigReq,
},
types::dtpm::DtpmConfig,
};
use crate::{config::Config, utils::hratls_url_and_mr_enclave_from_app_id};
#[derive(thiserror::Error, Debug)]
pub enum Error {
#[error("Failed to connect to the brain: {0}")]
BrainConnection(#[from] tonic::transport::Error),
#[error("Received error from brain: {}", _0.message())]
ResponseStatus(#[from] tonic::Status),
#[error("Hex: {0}")]
HexDecode(#[from] hex::FromHexError),
#[error("Disk access error: {0}")]
DiskAccess(#[from] std::io::Error),
#[error("HRatls: {0}")]
SgxHRatls(#[from] detee_sgx::error::SgxError),
#[error("DtpmConfig: {0}")]
DtpmConfig(String),
}
type Result<T> = std::result::Result<T, Error>;
pub async fn connect_dtpm_grpc_client(
hratls_uri: String,
package_mr_enclave: Option<[u8; 32]>,
) -> Result<DtpmConfigManagerClient<Channel>> {
let private_key_pem = Config::get_hratls_private_key().0;
let mr_signer = vec![Config::get_mr_signer()];
let _ = rustls::crypto::aws_lc_rs::default_provider().install_default();
let hratls_config = Arc::new(RwLock::new(
HRaTlsConfig::new()
.allow_instance_measurement(InstanceMeasurement::new().with_mrsigners(mr_signer))
.with_hratls_private_key_pem(private_key_pem),
));
if let Some(mr_enclave) = package_mr_enclave {
hratls_config.write().unwrap().allow_more_instance_measurement(
InstanceMeasurement::new().with_mrenclaves(vec![mr_enclave]),
);
}
let client_tls_config = ClientConfig::from_hratls_config(hratls_config.clone())?;
let connector = HttpsConnectorBuilder::new()
.with_tls_config(client_tls_config)
.https_only()
.enable_http2()
.build();
let channel = Endpoint::from_shared(hratls_uri)?.connect_with_connector(connector).await?;
Ok(DtpmConfigManagerClient::new(channel))
}
pub async fn attest_and_send_config(loaded_config: DtpmConfig, uuid: &str) -> Result<()> {
let config_data = Some(DtpmConfigData::from(loaded_config));
let req_data = DtpmSetConfigReq { config_data, ..Default::default() };
log::trace!("Decoded the configuration... {:?}", req_data);
let (hratls_uri, mr_enclave) = hratls_url_and_mr_enclave_from_app_id(uuid).await;
log::info!("hratls uri: {}\nmr_enclave: {:?}", &hratls_uri, &mr_enclave);
let client = connect_dtpm_grpc_client(hratls_uri, mr_enclave).await?;
let response = client
.max_decoding_message_size(10240000)
.set_config(tonic::Request::new(req_data))
.await?;
log::trace!("Received respose from the server...{:?}", response.into_inner());
Ok(())
}
pub async fn get_config_from_enclave(uuid: &str) -> Result<DtpmConfig> {
let (hratls_uri, mr_enclave) = hratls_url_and_mr_enclave_from_app_id(uuid).await;
log::info!("hratls uri: {}\nmr_enclave: {:?}", &hratls_uri, &mr_enclave);
let client = connect_dtpm_grpc_client(hratls_uri, None).await?;
let mgr_config_pb = client
.max_decoding_message_size(10240000)
.get_config(tonic::Request::new(DtpmGetConfigReq { empty: None }))
.await?
.into_inner();
let config: DtpmConfig = mgr_config_pb
.config_data
.ok_or(Error::DtpmConfig("config data not found".to_string()))?
.into();
Ok(config)
}