Add SGX to docker (#1822)

docker/Dockerfile.ci_cpu

@@ -22,3 +22,7 @@ RUN bash /install/ubuntu_install_redis.sh
 # Golang environment
 COPY install/ubuntu_install_golang.sh /install/ubuntu_install_golang.sh
 RUN bash /install/ubuntu_install_golang.sh
+
+# SGX deps
+COPY install/ubuntu_install_sgx.sh /install/ubuntu_install_sgx.sh
+RUN bash /install/ubuntu_install_sgx.sh

docker/install/install_tvm_cpu.sh

@@ -6,6 +6,8 @@ echo set\(USE_RPC ON\) >> config.cmake
 echo set\(USE_SORT ON\) >> config.cmake
 echo set\(USE_GRAPH_RUNTIME ON\) >> config.cmake
 echo set\(USE_BLAS openblas\) >> config.cmake
+echo set\(USE_SGX /opt/sgxsdk\) >> config.cmake
+echo set\(RUST_SGX_SDK /opt/rust-sgx-sdk\) >> config.cmake
 mkdir -p build
 cd build
 cmake ..

docker/install/ubuntu_install_sgx.sh

+apt-get update -qq && apt-get install -qq \
+    # for SGX SDK
+    build-essential git cmake \
+    wget python pkg-config software-properties-common \
+    autoconf automake libtool ocaml ocamlbuild \
+    # for SGX PSW
+    libssl-dev libcurl4-openssl-dev
+
+git clone https://github.com/intel/linux-sgx.git
+cd linux-sgx
+git checkout sgx_2.2
+curl 'https://gist.github.com/nhynes/c770b0e91610f8c020a8d1a803a1e7cb' | git am
+./download_prebuilt.sh
+make -j sdk && make -j sdk_install_pkg
+./linux/installer/bin/sgx_linux_x64_sdk_2.2.100.45311.bin --prefix /opt
+cd -
+
+git clone https://github.com/baidu/rust-sgx-sdk.git /opt/rust-sgx-sdk
+cd /opt/rust-sgx-sdk
+git checkout bdd75ca05f66d1f5df637182ec335970f769b03a
+cd -
+
+curl -sSo rustup.sh 'https://sh.rustup.rs'
+# rustc nightly-2018-08-25 is the version supported by the above version of rust-sgx-sdk
+bash rustup.sh -y --no-modify-path --default-toolchain nightly-2018-08-25
+rustup component add rust-src
+cargo install rustfmt-nightly --force
+cargo install xargo