install zstd for win local ctk test

Author: leofang

.github/actions/fetch_ctk/action.yml

@@ -23,7 +23,7 @@ runs:
   using: composite
   steps:
     - name: Set up CTK cache variable
-      shell: bash -xeuo pipefail {0}
+      shell: bash --noprofile --norc -xeuo pipefail {0}
       run: |
         HASH=$(echo -n "${{ inputs.cuda-components }}" | sha256sum | awk '{print $1}')
         echo "CTK_CACHE_KEY=mini-ctk-${{ inputs.cuda-version }}-${{ inputs.host-platform }}-$HASH" >> $GITHUB_ENV
@@ -48,7 +48,7 @@ runs:
 
     - name: Get CUDA components
       if: ${{ steps.ctk-get-cache.outputs.cache-hit != 'true' }}
-      shell: bash -xeuo pipefail {0}
+      shell: bash --noprofile --norc -xeuo pipefail {0}
       run: |
         # Everything under this folder is packed and stored in the GitHub Cache space,
         # and unpacked after retrieving from the cache.
@@ -128,7 +128,7 @@ runs:
 
     - name: Restore CTK cache
       if: ${{ steps.ctk-get-cache.outputs.cache-hit == 'true' }}
-      shell: bash -xeuo pipefail {0}
+      shell: bash --noprofile --norc -xeuo pipefail {0}
       run: |
         ls -l
         CACHE_TMP_DIR="./cache_tmp_dir"
@@ -144,7 +144,7 @@ runs:
         fi
 
     - name: Set output environment variables
-      shell: bash -xeuo pipefail {0}
+      shell: bash --noprofile --norc -xeuo pipefail {0}
       run: |
         # mimics actual CTK installation
         if [[ "${{ inputs.host-platform }}" == linux* ]]; then

.github/workflows/test-wheel-windows.yml

@@ -109,11 +109,25 @@ jobs:
           # Self-extracting, see https://gitforwindows.org/zip-archives-extracting-the-released-archives.html
           Start-Process .\PortableGit.7z.exe -Wait -Verbose -ArgumentList '-y -gm2'
           ls -l PortableGit
-          #New-Item -Path PortableGit\bash.exe -ItemType SymbolicLink -Value PortableGit\git-bash.exe
           echo "$((Get-Location).Path)\\PortableGit\\bin" >> $env:GITHUB_PATH
           $env:Path += ";$((Get-Location).Path)\\PortableGit\\bin"
           bash --version
 
+      - name: Install zstd
+        # the GPU runner image does not have zstd pre-installed... and it's needed by actions/cache
+        if: ${{ inputs.local-ctk == '1' }}
+        env:
+          # doesn't seem there's an easy way to avoid hard-coding it?
+          ZSTD_URL: https://github.com/facebook/zstd/releases/download/v1.5.7/zstd-v1.5.7-win64.zip
+          ZSTD_DIR: zstd-v1.5.7-win64
+        run: |
+          Invoke-WebRequest -Uri "$env:ZSTD_URL" -OutFile "zstd-win64.zip"
+          Expand-Archive -Path "zstd-win64.zip"
+          ls -l $env:ZSTD_DIR
+          echo "$((Get-Location).Path)\\$env:ZSTD_DIR" >> $env:GITHUB_PATH
+          $env:Path += ";$((Get-Location).Path)\\$env:ZSTD_DIR"
+          zstd -h
+
       - name: Download cuda-python & cuda.bindings build artifacts from the prior branch
         if: ${{ env.SKIP_CUDA_BINDINGS_TEST == '1'}}
         env: