Struct AuditEvent 

pub struct AuditEvent {
    pub id: u64,
    pub timestamp: SystemTime,
    pub hlc: Option<HlcTimestamp>,
    pub level: AuditLevel,
    pub event_type: AuditEventType,
    pub actor: String,
    pub target: Option<String>,
    pub description: String,
    pub metadata: Vec<(String, String)>,
    pub prev_checksum: Option<u64>,
    pub checksum: u64,
}

A structured audit event.

Fields

id: u64

Unique event ID.

timestamp: SystemTime

Event timestamp (wall clock).

hlc: Option<HlcTimestamp>

HLC timestamp for causal ordering.

level: AuditLevel

Event level.

event_type: AuditEventType

Event type.

actor: String

Actor/component that generated the event.

target: Option<String>

Target resource or kernel.

description: String

Event description.

metadata: Vec<(String, String)>

Additional metadata as key-value pairs.

prev_checksum: Option<u64>

Previous event checksum (for tamper detection).

checksum: u64

This event’s checksum.

Implementations

impl AuditEvent

pub fn new( level: AuditLevel, event_type: AuditEventType, actor: impl Into<String>, description: impl Into<String>, ) -> Self

Create a new audit event.

pub fn with_hlc(self, hlc: HlcTimestamp) -> Self

Add an HLC timestamp.

pub fn with_target(self, target: impl Into<String>) -> Self

Add a target resource.

pub fn with_metadata( self, key: impl Into<String>, value: impl Into<String>, ) -> Self

Add metadata.

pub fn with_prev_checksum(self, checksum: u64) -> Self

Set the previous checksum for chain integrity.

pub fn verify_checksum(&self) -> bool

Verify the event checksum.

pub fn kernel_launched( kernel_id: impl Into<String>, backend: impl Into<String>, ) -> Self

Create a kernel launched event.

pub fn kernel_terminated( kernel_id: impl Into<String>, reason: impl Into<String>, ) -> Self

Create a kernel terminated event.

pub fn security_violation( actor: impl Into<String>, violation: impl Into<String>, ) -> Self

Create a security violation event.

pub fn config_change( actor: impl Into<String>, config_key: impl Into<String>, old_value: impl Into<String>, new_value: impl Into<String>, ) -> Self

Create a configuration change event.

pub fn health_check( kernel_id: impl Into<String>, status: impl Into<String>, ) -> Self

Create a health check event.

pub fn to_json(&self) -> String

Format as JSON.

Trait Implementations

impl Clone for AuditEvent

fn clone(&self) -> AuditEvent

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for AuditEvent

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.