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Modify tdx device from tdx-attest to tdx-guest #201

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Modify tdx device from tdx-attest to tdx-guest #201

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a0cd494
Modify tdx device from tdx-attest to tdx-guest
xiangyuT Mar 14, 2023
89214b4
Fix
xiangyuT Mar 14, 2023
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4 changes: 2 additions & 2 deletions ppml/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -10,12 +10,12 @@ C++ SGX/TDX attestation module for PPML

1. [Install Intel SGX SDK](https://github.com/intel/linux-sgx#install-the-intelr-sgx-sdk)

2. Install SGX DCAP 1.14 libs
2. Install SGX DCAP 1.16 libs

```bash
# Ubuntu 20.04, root
cd /opt/intel
wget https://download.01.org/intel-sgx/sgx-dcap/1.14/linux/distro/ubuntu20.04-server/sgx_debian_local_repo.tgz
wget https://download.01.org/intel-sgx/sgx-dcap/1.16/linux/distro/ubuntu20.04-server/sgx_debian_local_repo.tgz
tar xzf sgx_debian_local_repo.tgz
echo 'deb [trusted=yes arch=amd64] file:///opt/intel/sgx_debian_local_repo focal main' | tee /etc/apt/sources.list.d/intel-sgx.list
wget -qO - https://download.01.org/intel-sgx/sgx_repo/ubuntu/intel-sgx-deb.key | apt-key add -
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2 changes: 1 addition & 1 deletion ppml/src/main/cpp/tdx_quote_generation.cpp
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Expand Up @@ -22,7 +22,7 @@
#include <time.h>
#include "tdx_attest.h"

#define devname "/dev/tdx-attest"
#define devname "/dev/tdx-guest"

#define HEX_DUMP_SIZE 16
#define MAX_ROW_SIZE 70
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4 changes: 2 additions & 2 deletions ppml/src/main/java/com/intel/analytics/bigdl/ppml/dcap/Loader.java
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Expand Up @@ -39,11 +39,11 @@ public void init() throws IOException {
// TODO: check SGX device to determine whether to load libquote_verification
libraries.add("quote_verification");

File tdx_dev = new File("/dev/tdx-attest");
File tdx_dev = new File("/dev/tdx-guest");
if (tdx_dev.exists()) {
libraries.add("tdx_quote_generation");
} else {
System.out.println("Not found /dev/tdx-attest, disable TDX quote generation.");
System.out.println("Not found /dev/tdx-guest, disable TDX quote generation.");
}

Path tempDir = null;
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2 changes: 1 addition & 1 deletion ppml/src/test/java/com/intel/analytics/bigdl/ppml/dcap/AttestationTest.java
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Expand Up @@ -41,7 +41,7 @@ public void verifyBadQuote() throws Exception {

@Test
public void generateTDXQuote() throws Exception {
File tdx_dev = new File("/dev/tdx-attest");
File tdx_dev = new File("/dev/tdx-guest");
if (tdx_dev.exists()) {
Attestation tdx = new Attestation();
byte[] reportData = "ppmltest".getBytes();
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