add ppid to kms onboard attestation info

Author: Leechael

kms/rpc/proto/kms_rpc.proto

@@ -151,6 +151,8 @@ message AttestationInfoResponse {
   string eth_rpc_url = 6;
   // KMS contract address from auth API
   string kms_contract_address = 7;
+  // Raw platform provisioning ID
+  bytes ppid = 8;
 }
 
 // The Onboard RPC service.

kms/src/onboard_service.rs

@@ -136,6 +136,11 @@ impl OnboardRpc for OnboardHandler {
         let app_info = verified
             .decode_app_info_ex(false, &info.vm_config)
             .context("Failed to decode app info")?;
+        let ppid = verified
+            .report
+            .tdx_report()
+            .map(|report| report.ppid.to_vec())
+            .unwrap_or_default();
 
         let (eth_rpc_url, kms_contract_address) = match self.state.config.auth_api.get_info().await
         {
@@ -157,6 +162,7 @@ impl OnboardRpc for OnboardHandler {
             site_name: self.state.config.site_name.clone(),
             eth_rpc_url,
             kms_contract_address,
+            ppid,
         })
     }
 

kms/src/www/onboard.html

@@ -177,6 +177,10 @@ <h3>Attestation Info (for on-chain registration)</h3>
                 <span class="info-label">Attestation Mode:</span>
                 <span class="info-value">{{ attestationInfo.attestation_mode }}</span>
             </div>
+            <div class="info-row" v-if="attestationInfo.ppid">
+                <span class="info-label">PPID:</span>
+                <span class="info-value">0x{{ attestationInfo.ppid }}</span>
+            </div>
             <div class="info-row">
                 <span class="info-label">Device ID:</span>
                 <span class="info-value">0x{{ attestationInfo.device_id }}</span>