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event.rs
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event.rs
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use chrono::{DateTime, Utc};
use core::convert::Into;
use serde::{Deserialize, Serialize};
use serde_json::Value as SerdeValue;
use std::collections::HashMap;
use std::convert::From;
use std::convert::TryFrom;
use crate::error::{Error, ErrorKind};
#[derive(Debug, Deserialize, Serialize, PartialEq)]
pub enum WinLogEvent {
Xml(String),
Raw(RawEvent),
Parsed(Event),
Json(String),
}
#[derive(Debug, Deserialize, Serialize, PartialEq)]
#[serde(rename_all = "PascalCase")]
pub struct RawEvent {
pub system: System,
pub event_data: Option<EventData>,
pub user_data: Option<HashMap<String, UserData>>,
pub rendering_info: Option<RenderingInfo>,
}
#[derive(Debug, Deserialize, Serialize, PartialEq)]
#[serde(rename_all = "PascalCase")]
pub struct System {
pub provider: Provider,
#[serde(rename = "EventID")]
pub event_id: EventID,
pub version: u8,
pub level: u8,
pub task: u16,
pub opcode: u8,
pub keywords: String,
pub time_created: TimeCreated,
#[serde(rename = "EventRecordID")]
pub event_record_id: Option<u64>,
pub correlation: Correlation,
pub execution: Execution,
pub channel: String,
pub computer: String,
pub security: Security,
}
#[derive(Debug, Deserialize, Serialize, PartialEq)]
#[serde(rename_all = "PascalCase")]
pub struct TimeCreated {
pub system_time: Option<String>,
pub raw_time: Option<u64>,
}
#[derive(Debug, Deserialize, Serialize, PartialEq)]
#[serde(rename_all = "PascalCase")]
pub struct Security {
#[serde(rename = "UserID")]
pub user_id: Option<String>,
}
#[derive(Debug, Deserialize, Serialize, PartialEq)]
#[serde(rename_all = "PascalCase")]
pub struct Provider {
pub name: Option<String>,
#[serde(rename = "GUID")]
pub guid: Option<String>,
pub event_source_name: Option<String>,
}
#[derive(Debug, Deserialize, Serialize, PartialEq)]
#[serde(rename_all = "PascalCase")]
pub struct EventID {
pub qualifiers: Option<u16>,
#[serde(rename = "$value")]
pub id: u32,
}
#[derive(Debug, Deserialize, Serialize, PartialEq)]
pub struct Correlation {
#[serde(rename = "ActivityID")]
pub activity_id: Option<String>,
#[serde(rename = "RelatedActivityID")]
pub related_activity_id: Option<String>,
}
#[derive(Debug, Default, Deserialize, Serialize, PartialEq)]
#[serde(rename_all = "PascalCase")]
pub struct Execution {
#[serde(rename = "ProcessID")]
pub process_id: u32,
#[serde(rename = "ThreadID")]
pub thread_id: u32,
#[serde(rename = "ProcessorID")]
pub processor_id: Option<u8>,
#[serde(rename = "SessionID")]
pub session_id: Option<u32>,
pub kernel_time: Option<u32>,
pub user_time: Option<u32>,
pub processor_time: Option<u32>,
}
#[derive(Debug, Deserialize, Serialize, PartialEq)]
#[serde(rename_all = "PascalCase")]
pub struct EventData {
pub data: Option<Vec<Data>>,
pub binary: Option<String>,
}
#[derive(Debug, Deserialize, Serialize, PartialEq)]
#[serde(rename_all = "PascalCase")]
pub struct Data {
pub name: Option<String>,
#[serde(rename = "Type")]
pub data_type: Option<String>,
#[serde(rename = "$value")]
pub value: Option<String>,
}
pub type UserData = HashMap<String, String>;
#[derive(Debug, Deserialize, Serialize, PartialEq)]
#[serde(rename_all = "PascalCase")]
pub struct RenderingInfo {
pub message: String,
pub level: String,
pub opcode: String,
pub task: String,
pub channel: String,
pub provider: String,
pub keywords: Keywords,
}
#[derive(Debug, Deserialize, Serialize, PartialEq)]
#[serde(rename_all = "PascalCase")]
pub struct Keywords {
pub keyword: Option<Vec<String>>,
}
impl TryFrom<String> for RawEvent {
type Error = Error;
fn try_from(xml: String) -> Result<Self, Error> {
match quick_xml::de::from_str::<RawEvent>(&xml) {
Ok(e) => Ok(e),
Err(err) => Err(Error {
kind: ErrorKind::Event,
message: err.to_string(),
}),
}
}
}
#[derive(Debug, Default, Deserialize, Serialize, PartialEq)]
#[serde(rename_all = "camelCase")]
pub struct Event {
pub record_id: u64,
pub provider_name: String,
pub provider_guid: String,
pub source_name: String,
pub system_time: Option<DateTime<Utc>>,
pub event_id: u32,
pub computer_name: String,
pub activity_id: String,
pub channel: String,
pub level: String,
pub opcode: String,
pub task: String,
pub message: String,
pub process_id: u32,
pub thread_id: u32,
pub user: HashMap<String, SerdeValue>,
pub keywords: Vec<String>,
pub event_data: HashMap<String, String>,
pub user_data: HashMap<String, String>,
}
impl From<RawEvent> for Event {
fn from(raw_event: RawEvent) -> Self {
let mut event: Event = Event::default();
event.event_id = raw_event.system.event_id.id;
event.computer_name = raw_event.system.computer;
event.channel = raw_event.system.channel;
event.process_id = raw_event.system.execution.process_id;
event.thread_id = raw_event.system.execution.thread_id;
if let Some(t) = raw_event.system.time_created.system_time {
if let Ok(t) = DateTime::parse_from_rfc3339(&t) {
event.system_time = Some(t.with_timezone(&Utc));
}
}
if let Some(id) = raw_event.system.event_record_id {
event.record_id = id;
}
if let Some(name) = raw_event.system.provider.name {
event.provider_name = name;
}
if let Some(guid) = raw_event.system.provider.guid {
event.provider_guid = guid;
}
if let Some(name) = raw_event.system.provider.event_source_name {
event.source_name = name;
}
if let Some(id) = raw_event.system.correlation.activity_id {
event.activity_id = id;
}
if let Some(rend_info) = raw_event.rendering_info {
event.level = rend_info.level;
event.opcode = rend_info.opcode;
event.task = rend_info.task;
event.message = rend_info.message;
if let Some(keys) = rend_info.keywords.keyword {
event.keywords = keys;
}
}
if let Some(id) = raw_event.system.security.user_id {
event
.user
.insert("identifier".into(), SerdeValue::String(id));
}
if let Some(raw_event_data) = raw_event.event_data {
// let mut event_data = HashMap::new();
if let Some(data) = raw_event_data.data {
for (i, d) in data.iter().enumerate() {
if d.value.is_some() {
match &d.name {
Some(n) => event
.event_data
.insert(n.to_string(), d.value.to_owned().unwrap()),
None => event
.event_data
.insert(format!("param{}", i), d.value.to_owned().unwrap()),
};
}
}
}
if let Some(bin) = raw_event_data.binary {
event.event_data.insert("binary".into(), bin);
}
}
if let Some(raw_user_data) = raw_event.user_data {
for (_, values) in raw_user_data {
event.user_data.extend(values);
}
}
event
}
}