ci: gpu split sudo

Author: Borda

.azure/testing-template.yml

@@ -49,27 +49,23 @@ jobs:
       options: "--gpus=all --shm-size=8g -v /usr/bin/docker:/tmp/docker:ro"
     steps:
 
-    - bash: |
-        echo "##vso[task.setvariable variable=CONTAINER_ID]$(head -1 /proc/self/cgroup|cut -d/ -f3)"
-        echo "##vso[task.setvariable variable=CUDA_VISIBLE_DEVICES]$(DEVICES)"
-      displayName: 'Set environment variables'
-
     - bash: |
         whoami && id
         lspci | egrep 'VGA|3D'
         whereis nvidia
         nvidia-smi
-        echo $CUDA_VISIBLE_DEVICES
-        echo $CONTAINER_ID
         python --version
         pip --version
         pip list
         python -c "import torch ; print(torch.cuda.get_arch_list())"
+        echo "##vso[task.setvariable variable=CUDA_VISIBLE_DEVICES]$(DEVICES)"
       displayName: 'Image info & NVIDIA'
 
     - script: |
-        /tmp/docker exec -t -u 0 $CONTAINER_ID \
-        sh -c "apt-get update && DEBIAN_FRONTEND=noninteractive apt-get -o Dpkg::Options::="--force-confold" -y install sudo"
+        container_id=$(head -1 /proc/self/cgroup|cut -d/ -f3)
+        /tmp/docker exec -t -u 0 $container_id \
+          sh -c "apt-get update && DEBIAN_FRONTEND=noninteractive apt-get -o Dpkg::Options::="--force-confold" -y install sudo"
+        echo "##vso[task.setvariable variable=CONTAINER_ID]$container_id"
       displayName: 'Install Sudo in container (thanks Microsoft!)'
 
     - bash: |
@@ -82,6 +78,8 @@ jobs:
       displayName: 'Install dependencies'
 
     - bash: |
+        echo $CUDA_VISIBLE_DEVICES
+        echo $CONTAINER_ID
         python -c "import torch ; mgpu = torch.cuda.device_count() ; assert mgpu > 0, f'GPU: {mgpu}'"
       displayName: 'Sanity check'