[ci] bring GPU tests back to Travis (#1428)

* bring gpu tests back

* corrected docs according to the news that AMD drops the support of AMD APP SDK

* replaced link to AMD APP SDK

* fixed downloading AMD APP SDK from GitHub without auth

* fixed path tp AMD APP SDK in docs

* removed exports

* clarify AMD APP SDK package installation condition

.travis.yml

@@ -23,8 +23,8 @@ env:
     - TASK=if-else
     - TASK=sdist PYTHON_VERSION=3.4
     - TASK=bdist PYTHON_VERSION=3.5
-#    - TASK=gpu METHOD=source
-#    - TASK=gpu METHOD=pip
+    - TASK=gpu METHOD=source
+    - TASK=gpu METHOD=pip
 
 matrix:
   exclude:

.travis/amd_sdk.sh

-#!/bin/bash
-
-# Original script from https://github.com/gregvw/amd_sdk/
-
-# Location from which get nonce and file name from
-URL="https://developer.amd.com/amd-accelerated-parallel-processing-app-sdk/"
-URLDOWN="https://developer.amd.com/amd-license-agreement-appsdk/"
-
-NONCE1_STRING='name="amd_developer_central_downloads_page_nonce"'
-FILE_STRING='name="f"'
-POSTID_STRING='name="post_id"'
-NONCE2_STRING='name="amd_developer_central_nonce"'
-
-#For newest FORM=`wget -qO - $URL | sed -n '/download-2/,/64-bit/p'`
-FORM=`wget --no-check-certificate -qO - $URL | sed -n '/download-5/,/64-bit/p'`
-
-# Get nonce from form
-NONCE1=`echo $FORM | awk -F ${NONCE1_STRING} '{print $2}'`
-NONCE1=`echo $NONCE1 | awk -F'"' '{print $2}'`
-echo $NONCE1
-
-# get the postid
-POSTID=`echo $FORM | awk -F ${POSTID_STRING} '{print $2}'`
-POSTID=`echo $POSTID | awk -F'"' '{print $2}'`
-echo $POSTID
-
-# get file name
-FILE=`echo $FORM | awk -F ${FILE_STRING} '{print $2}'`
-FILE=`echo $FILE | awk -F'"' '{print $2}'`
-echo $FILE
-
-FORM=`wget --no-check-certificate -qO - $URLDOWN --post-data "amd_developer_central_downloads_page_nonce=${NONCE1}&f=${FILE}&post_id=${POSTID}"`
-
-NONCE2=`echo $FORM | awk -F ${NONCE2_STRING} '{print $2}'`
-NONCE2=`echo $NONCE2 | awk -F'"' '{print $2}'`
-echo $NONCE2
-
-wget --no-check-certificate --content-disposition --trust-server-names $URLDOWN --post-data "amd_developer_central_nonce=${NONCE2}&f=${FILE}" -O AMD-SDK.tar.bz2;

.travis/test.sh

-if [[ ${TASK} == "gpu" ]]; then
-    bash .travis/amd_sdk.sh;
-    tar -xjf AMD-SDK.tar.bz2;
+if [[ ${TASK} == "gpu" ]] && [[ $TRAVIS_OS_NAME == "linux" ]]; then
+    wget "https://github.com/Microsoft/LightGBM/releases/download/v2.0.12/AMD-APP-SDKInstaller-v3.0.130.135-GA-linux64.tar.bz2";
+    tar -xjf AMD-APP-SDK*.tar.bz2;
     AMDAPPSDK=${HOME}/AMDAPPSDK;
     export OPENCL_VENDOR_PATH=${AMDAPPSDK}/etc/OpenCL/vendors;
     mkdir -p ${OPENCL_VENDOR_PATH};
     sh AMD-APP-SDK*.sh --tar -xf -C ${AMDAPPSDK};
     echo libamdocl64.so > ${OPENCL_VENDOR_PATH}/amdocl64.icd;
-    export LD_LIBRARY_PATH=${AMDAPPSDK}/lib/x86_64:${LD_LIBRARY_PATH};
-    chmod +x ${AMDAPPSDK}/bin/x86_64/clinfo;
-    ${AMDAPPSDK}/bin/x86_64/clinfo;
-    export LIBRARY_PATH="$HOME/miniconda/envs/test-env/lib:$LIBRARY_PATH"
-    export LD_RUN_PATH="$HOME/miniconda/envs/test-env/lib:$LD_RUN_PATH"
-    export CPLUS_INCLUDE_PATH="$HOME/miniconda/envs/test-env/include:$AMDAPPSDK/include/:$CPLUS_INCLUDE_PATH"
+    export LD_LIBRARY_PATH="$AMDAPPSDK/lib/x86_64:$LD_LIBRARY_PATH";
 fi
 
 if [[ $TRAVIS_OS_NAME == "osx" ]]; then

docs/GPU-Targets.rst

@@ -14,7 +14,7 @@ You can find below a table of correspondence:
 +===========================+=================+=================+=================+==============+
 | `Intel SDK for OpenCL`_   | Supported       | Supported \*    | Supported       | Untested     |
 +---------------------------+-----------------+-----------------+-----------------+--------------+
-| `AMD APP SDK`_            | Supported       | Untested \*     | Supported       | Fails        |
+| AMD APP SDK \*\*\*        | Supported       | Untested \*     | Supported       | Fails        |
 +---------------------------+-----------------+-----------------+-----------------+--------------+
 | `NVIDIA CUDA Toolkit`_    | Fails    \*\*   | Fails    \*\*   | Fails    \*\*   | Supported    |
 +---------------------------+-----------------+-----------------+-----------------+--------------+
@@ -23,6 +23,7 @@ Legend:
 
 -  \* Not usable directly.
 -  \*\* Reported as unsupported in public forums.
+- \*\*\* AMD has decided to drop the support for APP SDK and deleted all links to installation packages. You can download the installation package for Linux from `our GitHub repo`_.
 
 AMD GPUs using Intel SDK for OpenCL is not a typo, nor AMD APP SDK compatibility with CPUs.
 
@@ -286,7 +287,7 @@ Keep in mind that using the integrated graphics card is not directly possible wi
 
 .. _Intel SDK for OpenCL: https://software.intel.com/en-us/articles/opencl-drivers
 
-.. _AMD APP SDK: http://developer.amd.com/  # amd-accelerated-parallel-processing-app-sdk/
+.. _our GitHub repo: https://github.com/Microsoft/LightGBM/releases/download/v2.0.12/AMD-APP-SDKInstaller-v3.0.130.135-GA-linux64.tar.bz2
 
 .. _NVIDIA CUDA Toolkit: https://developer.nvidia.com/cuda-downloads
 

docs/GPU-Windows.rst

@@ -79,11 +79,11 @@ You need to know on what you are going to use LightGBM!:
 
 -  For running on Intel, get `Intel SDK for OpenCL`_ (NOT RECOMMENDED)
 
--  For running on AMD, get `AMD APP SDK`_
+-  For running on AMD, get AMD APP SDK
 
 -  For running on NVIDIA, get `CUDA Toolkit`_
 
-Further reading and correspondnce table (especially if you intend to use cross-platform devices,
+Further reading and correspondence table (especially if you intend to use cross-platform devices,
 like Intel CPU with AMD APP SDK): `GPU SDK Correspondence and Device Targeting Table <./GPU-Targets.rst>`__.
 
 **Warning**: using Intel OpenCL is not recommended and may crash your machine due to being non compliant to OpenCL standards.
@@ -568,8 +568,6 @@ And open an issue in GitHub `here`_ with that log.
 
 .. _Intel SDK for OpenCL: https://software.intel.com/en-us/articles/opencl-drivers
 
-.. _AMD APP SDK: http://developer.amd.com/  # amd-accelerated-parallel-processing-app-sdk/
-
 .. _CUDA Toolkit: https://developer.nvidia.com/cuda-downloads
 
 .. _this: http://iweb.dl.sourceforge.net/project/mingw-w64/Toolchains%20targetting%20Win32/Personal%20Builds/mingw-builds/installer/mingw-w64-install.exe

docs/Installation-Guide.rst

@@ -243,10 +243,12 @@ Following procedure is for the MSVC (Microsoft Visual C++) build.
 
    - For running on Intel, get `Intel SDK for OpenCL`_.
 
-   - For running on AMD, get `AMD APP SDK`_.
+   - For running on AMD, get AMD APP SDK.
 
    - For running on NVIDIA, get `CUDA Toolkit`_.
 
+   Further reading and correspondence table: `GPU SDK Correspondence and Device Targeting Table <./GPU-Targets.rst>`__.
+
 3. Install `Boost Binary`_.
 
    **Note**: Match your Visual C++ version:
@@ -392,8 +394,6 @@ This will generate a JAR file containing the LightGBM `C API <./Development-Guid
 
 .. _Intel SDK for OpenCL: https://software.intel.com/en-us/articles/opencl-drivers
 
-.. _AMD APP SDK: http://developer.amd.com/  # amd-accelerated-parallel-processing-app-sdk/
-
 .. _CUDA Toolkit: https://developer.nvidia.com/cuda-downloads
 
 .. _Boost Binary: https://sourceforge.net/projects/boost/files/boost-binaries/1.64.0/