gw: Support for non-quote RATLS

Author: kvinwang

gateway/src/main_service.rs

@@ -25,7 +25,7 @@ use fs_err as fs;
 use http_client::prpc::PrpcClient;
 use or_panic::ResultOrPanic;
 use ra_rpc::{CallContext, RpcCall, VerifiedAttestation};
-use ra_tls::attestation::QuoteContentType;
+use ra_tls::attestation::{AppInfo, QuoteContentType};
 use rand::seq::IteratorRandom;
 use rinja::Template as _;
 use safe_write::safe_write;
@@ -709,6 +709,7 @@ pub(crate) fn encode_ts(ts: SystemTime) -> u64 {
 
 pub struct RpcHandler {
     remote_app_id: Option<Vec<u8>>,
+    remote_app_info: Option<AppInfo>,
     attestation: Option<VerifiedAttestation>,
     state: Proxy,
 }
@@ -730,12 +731,16 @@ impl RpcHandler {
 
 impl GatewayRpc for RpcHandler {
     async fn register_cvm(self, request: RegisterCvmRequest) -> Result<RegisterCvmResponse> {
-        let Some(ra) = &self.attestation else {
-            bail!("no attestation provided");
+        let app_info = match self.remote_app_info {
+            Some(app_info) => app_info,
+            None => {
+                let Some(ra) = &self.attestation else {
+                    bail!("neither app-info nor attestation provided");
+                };
+                ra.decode_app_info(false)
+                    .context("failed to decode app-info from attestation")?
+            }
         };
-        let app_info = ra
-            .decode_app_info(false)
-            .context("failed to decode app-info from attestation")?;
         self.state
             .auth_client
             .ensure_app_authorized(&app_info)
@@ -869,6 +874,7 @@ impl RpcCall<Proxy> for RpcHandler {
     fn construct(context: CallContext<'_, Proxy>) -> Result<Self> {
         Ok(RpcHandler {
             remote_app_id: context.remote_app_id,
+            remote_app_info: context.remote_app_info,
             attestation: context.attestation,
             state: context.state.clone(),
         })