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feat(terminal): scrollback, command transcript and activity status #2517

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Merged
chaliy merged 1 commit into from
Oct 6, 2026
Merged

feat(terminal): scrollback, command transcript and activity status #2517

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2 changes: 1 addition & 1 deletion crates/bashkit/docs/threat-model.md
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Original file line number Diff line number Diff line change
Expand Up @@ -110,7 +110,7 @@ through configurable limits.
| split file count (TM-DOS-055) | `split -l 1 bigfile` | FS `max_file_count` limit | MITIGATED |
| source self-recursion (TM-DOS-056) | Script that sources itself | Track source depth | **MITIGATED** |
| sleep bypasses timeout (TM-DOS-057) | `sleep N` ignores `ExecutionLimits::timeout` | Host-backed timeout; non-JS wasm blocking sleep is clamped to the execution deadline | **MITIGATED** |
| Interactive terminal flooding (TM-DOS-119) | Unbounded type-ahead, undrained output, or a `vi` buffer grown by pastes | Caps on unread input (1 MiB), retained output (4 MiB), line length, `vi` buffer (8 MiB) and undo history; `:w` goes through VFS limits | MITIGATED |
| Interactive terminal flooding (TM-DOS-119) | Unbounded type-ahead, undrained output, or a `vi` buffer grown by pastes | Caps on unread input (1 MiB), retained output (4 MiB), scrollback (1000 rows), transcript (1 MiB), line length, `vi` buffer (8 MiB) and undo history; `:w` goes through VFS limits | MITIGATED |
| Input wait vs. timeout (TM-DOS-120) | Abusing the keyboard-wait exclusion to run work past the deadline | Only time blocked reading the terminal is excluded; CPU work and `sleep` still count | MITIGATED |
| Unbounded builtin output (TM-DOS-058) | `seq 1 1000000` produces 1M lines | Add `max_stdout_bytes` limit | **MITIGATED** |
| Silent truncation at builtin caps (TM-DOS-109) | `seq 200000`, an awk loop past its cap, or an oversized `sprintf` expression returns incomplete output with exit 0 | Caps report `<cmd>: <what> limit (<N>) exceeded` on stderr and exit non-zero; awk caps and formatting errors are fatal | **MITIGATED** |
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