feat(raiko): Sgx output print for better debug experience (#182)

* update blob data format as some nodes return differently

* code refine, print sgx guest output

Signed-off-by: smtmfft <smtm@taiko.xyz>

---------

Signed-off-by: smtmfft <smtm@taiko.xyz>

provers/sgx/config/sgx-guest.docker.manifest.template

@@ -34,7 +34,7 @@ sgx.trusted_files = [
   "file:/usr/lib/ssl/certs/",
   "file:sgx-guest",
 ]
-sgx.max_threads = 16
+sgx.max_threads = 32
 sgx.remote_attestation = "dcap"
 sys.enable_extra_runtime_domain_names_conf = true
 sys.insecure__allow_eventfd = true

provers/sgx/config/sgx-guest.local.manifest.template

@@ -45,7 +45,7 @@ sgx.trusted_files = [
   "file:/usr/lib/ssl/certs/",
   "file:sgx-guest",
 ]
-sgx.max_threads = 16
+sgx.max_threads = 32
 sgx.remote_attestation = "dcap"
 sys.enable_extra_runtime_domain_names_conf = true
 sys.insecure__allow_eventfd = true

provers/sgx/prover/src/lib.rs

@@ -283,13 +283,22 @@ async fn prove(
             .spawn()
             .map_err(|e| format!("Could not spawn gramine cmd: {e}"))?;
         let stdin = child.stdin.as_mut().expect("Failed to open stdin");
-        bincode::serialize_into(stdin, &input).expect("Unable to serialize input");
+        let input_success = bincode::serialize_into(stdin, &input);
+        let output_success = child.wait_with_output();
 
-        let output = child
-            .wait_with_output()
-            .map_err(|e| handle_gramine_error("Could not run SGX guest prover", e))?;
-        handle_output(&output, "SGX prove")?;
-        Ok(parse_sgx_result(output.stdout)?)
+        match (input_success, output_success) {
+            (Ok(_), Ok(output)) => {
+                handle_output(&output, "SGX prove")?;
+                Ok(parse_sgx_result(output.stdout)?)
+            }
+            (Err(i), output_success) => Err(ProverError::GuestError(format!(
+                "Can not serialize input for SGX {}, output is {:?}",
+                i, output_success
+            ))),
+            (Ok(_), Err(output_err)) => Err(ProverError::GuestError(
+                handle_gramine_error("Could not run SGX guest prover", output_err).to_string(),
+            )),
+        }
     })
     .await
     .map_err(|e| ProverError::GuestError(e.to_string()))?