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Fix smoke test: Windows runners don't support native container jobs #7

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Merged
jimmckeeth merged 1 commit into from
Jul 17, 2026
Merged

Fix smoke test: Windows runners don't support native container jobs #7

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35 changes: 19 additions & 16 deletions .github/workflows/self-hosted-container-smoke-test.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -5,12 +5,7 @@ on:

jobs:
compile-in-container:
runs-on: [self-hosted, windows, delphi, container]
container:
image: delphi-builder:12-athens
volumes:
- 'C:\Program Files (x86)\Embarcadero:C:\Program Files (x86)\Embarcadero:ro'
- 'C:\Users\Public\Documents\Embarcadero:C:\Users\Public\Documents\Embarcadero:ro'
runs-on: [self-hosted, windows, delphi]
steps:
- name: Write a trivial Delphi program
shell: cmd
Expand All @@ -21,14 +16,22 @@ jobs:
echo WriteLn('Hello from a process-isolated container'^); >> Hello.dpr
echo end. >> Hello.dpr

- name: Compile with dcc64
shell: cmd
run: dcc64.exe Hello.dpr

- name: Run the compiled binary
shell: cmd
run: Hello.exe
- name: Compile and run inside a process-isolated container
shell: pwsh
run: |
docker run --rm --isolation process `
-v "${{ github.workspace }}:C:\work" `
-v "C:\Program Files (x86)\Embarcadero:C:\Program Files (x86)\Embarcadero:ro" `
-v "C:\Users\Public\Documents\Embarcadero:C:\Users\Public\Documents\Embarcadero:ro" `
-w C:\work `
delphi-builder:12-athens `
cmd /c "dcc64.exe Hello.dpr && Hello.exe && echo this container is ephemeral > C:\marker.txt && dir C:\marker.txt"
if ($LASTEXITCODE -ne 0) { throw "container build failed with exit code $LASTEXITCODE" }

- name: Prove isolation - write a marker file that should not survive
shell: cmd
run: echo this container is ephemeral > C:\marker-%RANDOM%.txt && dir C:\marker-*.txt
- name: Prove isolation - marker from the container must not exist on the runner host
shell: pwsh
run: |
if (Test-Path "C:\marker.txt") {
throw "ISOLATION FAILURE: C:\marker.txt leaked from the container onto the host"
}
Write-Output "Confirmed: container filesystem changes did not leak onto the host"
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