Sandbox & Runtimedsh-plugin
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Aug 16, 2026
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Installation
dsh plugin --profile <name> add "github:Wang-Lin-Chang/dsh-cross-platform#v0.1.0"Overview
Linux backend for dsh-witness/dsh-anchor: sandbox recipes (chattr + bubblewrap) and process identity tools. Every capability claim is backed by experiment numbers and control groups.
- Linux sandbox recipes: chattr +i and bubblewrap read-only views
- Prevents overwrite, deletion, and forgery of evidence files
- Filesystem isolation via bubblewrap EROFS view
- Process identity from /proc/<pid>/stat field 22 + boot time
- Exit protocol EXIT:<code> aligned with Windows runner
- Experimental verification: 9 verdicts with control groups
- Witness Linux acceptance: 34/34 stable across 3 runs
- Honest boundaries: only verified on WSL2 Ubuntu + Node 25.8.1