71 lines
3.3 KiB
Rust
71 lines
3.3 KiB
Rust
// Reuse sysinfo's native OS APIs on Linux, BSD, macOS and Windows. The
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// diagnostics endpoint must never spawn system commands or parse platform files.
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// Host identification is cached because it changes only after a reboot.
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fn valid_host_text(value: String) -> Option<String> {
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let value = value.trim();
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(!value.is_empty() && value.len() <= 128 && !value.chars().any(char::is_control))
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.then(|| value.to_owned())
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}
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fn os_release() -> Option<&'static str> {
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static VALUE: std::sync::OnceLock<Option<String>> = std::sync::OnceLock::new();
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VALUE.get_or_init(|| {
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sysinfo::System::long_os_version()
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.or_else(|| {
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let name = sysinfo::System::name()?;
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Some(match sysinfo::System::os_version() {
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Some(version) if !version.is_empty() => format!("{name} {version}"),
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_ => name,
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})
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})
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.and_then(valid_host_text)
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}).as_deref()
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}
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fn kernel_release() -> Option<&'static str> {
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static VALUE: std::sync::OnceLock<Option<String>> = std::sync::OnceLock::new();
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VALUE.get_or_init(|| sysinfo::System::kernel_version().and_then(valid_host_text))
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.as_deref()
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}
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// Cached diagnostics and ACME metadata are requested separately from high-rate SSE.
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// Preserve the legacy full /api/status shape for existing API clients.
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fn system_info_payload(state: &App) -> Value {
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let cache_view = state.cache.view();
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let transform_resources = crate::transform::resource_usage(&state.config.load().envelope.config.transform);
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let mut payload = json!({});
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let system = state.diagnostics.view();
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let cache_ram_bytes =
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(cache_view.hot_allocated_bytes as u64).saturating_add(cache_view.transient_bytes);
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let non_cache_rss_bytes = system
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.process_rss_bytes
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.map(|rss| rss.saturating_sub(cache_ram_bytes));
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payload["memory_accounting"] = json!({
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"process_rss_bytes": system.process_rss_bytes,
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"cache_hot_bytes": cache_view.hot_allocated_bytes,
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"cache_hot_limit_bytes": cache_view.hot_limit_bytes,
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"cache_transient_bytes": cache_view.transient_bytes,
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"cache_transient_limit_bytes": cache_view.transient_limit_bytes,
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"cache_total_bytes": cache_ram_bytes,
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"transform_reserved_bytes": transform_resources.memory_reserved_bytes,
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"transform_budget_bytes": transform_resources.memory_budget_bytes,
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"transform_inflight": transform_resources.inflight,
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"transform_max_inflight": transform_resources.max_inflight,
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"non_cache_rss_bytes": non_cache_rss_bytes,
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"non_cache_rss_includes_transform": true,
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"method": "rss_minus_accounted_cache; transform reservation is an overlapping estimate"
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});
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payload["runtime"] = json!({
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"platform": system.platform,
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"operating_system": os_release(),
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"kernel_version": kernel_release(),
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"architecture": std::env::consts::ARCH,
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"statistics_source": system.source,
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"data_directory": state.policy.data_dir.as_ref().map(|path| path.display().to_string()),
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"database_path": state.policy.data_dir.as_ref().map(|path| path.join("config.sqlite3").display().to_string()),
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"certificate_runtime": state.acme.runtime_view()
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});
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payload["system"] = json!(system);
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payload
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}
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