use docker CI (#100)

Author: Leonz5288

.github/workflows/presubmit.yml

@@ -4,16 +4,30 @@ on:
     types: [opened, synchronize, reopened]
 
 jobs:
-  docker_cpu_build:
-    runs-on: ubuntu-latest
-    container: registry.taichigraphics.com/taichidev-ubuntu20.04-test:v0.1
-    steps:
-      - run: |
-        ti test
 
-  docker_gpu_build:
-    runs-on: [self-hosted, cuda, vulkan]
-    container: registry.taichigraphics.com/taichidev-ubuntu20.04-test:v0.1
+  docker_cpu_test:
+    runs-on: [self-hosted, cn, cuda, vulkan]
     steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: 'recursive'
+
       - run: |
-        ti test
+          docker create --user dev --name taichi --gpus all -e DISPLAY=$DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix registry.taichigraphics.com/taichidev-ubuntu20.04:v0.1.0 /home/dev/taichi/.github/workflows/scripts/unix_docker_build.sh CI_SETUP_CMAKE_ARGS=$CI_SETUP_CMAKE_ARGS PY=$PY
+          docker cp ./taichi taichi:/home/dev/taichi
+          docker start -a taichi
+        env:
+          DISPLAY: :1
+          CI_SETUP_CMAKE_ARGS: -DTI_WITH_OPENGL:BOOL=ON -DTI_WITH_CC:BOOL=OFF -DTI_WITH_VULKAN:BOOL=ON -DTI_BUILD_TESTS:BOOL=ON
+          PY: py38
+
+      - name: clean docker container
+        if: always()
+        run: docker rm taichi -f
+
+      ##- uses: addnab/docker-run-action@v3
+      ##  with:
+      ##    username: admin
+
+          #- uses: docker://registry.taichigraphics.com/taichidev-ubuntu20.04-test:v0.1
+

.github/workflows/scripts/unix_docker_build.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+
+set -ex
+
+# Parse ARGs
+for ARGUMENT in "$@"
+do
+    KEY=$(echo $ARGUMENT | cut -f1 -d=)
+    VALUE=$(echo $ARGUMENT | cut -f2 -d=)
+    case "$KEY" in
+            CI_SETUP_CMAKE_ARGS)              SHA=${VALUE} ;;
+            PY)               PY=${VALUE} ;;
+            *)
+    esac
+done
+
+source /home/dev/miniconda/etc/profile.d/conda.sh
+conda activate $PY
+
+cd taichi
+python3 -m pip install --user -r requirements_dev.txt
+python3 -m pip install torch==1.9.0+cu111 -f https://download.pytorch.org/whl/torch_stable.html
+TAICHI_CMAKE_ARGS=$CI_SETUP_CMAKE_ARGS python3 setup.py install --user
+
+export TI_IN_DOCKER=true
+
+ti diagnose
+ti test -vr2 -t2 -k "not ndarray and not torch"
+ti test -vr2 -t1 -k "ndarray or torch"