Files
snort/packages/system-query/src/expand.rs
2023-09-12 15:00:31 +01:00

447 lines
14 KiB
Rust

use crate::{FlatReqFilter, ReqFilter};
use itertools::Itertools;
#[derive(Clone)]
enum StringOrNumberEntry<'a> {
String((&'static str, &'a String)),
Number((&'static str, &'a i32)),
}
pub fn expand_filter(filter: &ReqFilter) -> Vec<FlatReqFilter> {
let mut ret: Vec<FlatReqFilter> = Vec::new();
let mut inputs: Vec<Vec<StringOrNumberEntry>> = vec![];
if let Some(ids) = &filter.ids {
let t_ids = ids
.iter()
.map(|z| StringOrNumberEntry::String(("id", z)))
.collect_vec();
inputs.push(t_ids);
}
if let Some(authors) = &filter.authors {
let t_ids = authors
.iter()
.map(|z| StringOrNumberEntry::String(("author", z)))
.collect_vec();
inputs.push(t_ids);
}
if let Some(kinds) = &filter.kinds {
let t_ids = kinds
.iter()
.map(|z| StringOrNumberEntry::Number(("kind", z)))
.collect_vec();
inputs.push(t_ids);
}
if let Some(e_tags) = &filter.e_tag {
let t_ids = e_tags
.iter()
.map(|z| StringOrNumberEntry::String(("e_tag", z)))
.collect_vec();
inputs.push(t_ids);
}
if let Some(p_tags) = &filter.p_tag {
let t_ids = p_tags
.iter()
.map(|z| StringOrNumberEntry::String(("p_tag", z)))
.collect_vec();
inputs.push(t_ids);
}
if let Some(d_tags) = &filter.d_tag {
let t_ids = d_tags
.iter()
.map(|z| StringOrNumberEntry::String(("d_tag", z)))
.collect_vec();
inputs.push(t_ids);
}
if let Some(t_tags) = &filter.t_tag {
let t_ids = t_tags
.iter()
.map(|z| StringOrNumberEntry::String(("t_tag", z)))
.collect_vec();
inputs.push(t_ids);
}
if let Some(r_tags) = &filter.r_tag {
let t_ids = r_tags
.iter()
.map(|z| StringOrNumberEntry::String(("r_tag", z)))
.collect_vec();
inputs.push(t_ids);
}
if let Some(search) = &filter.search {
let t_ids = search
.iter()
.map(|z| StringOrNumberEntry::String(("search", z)))
.collect_vec();
inputs.push(t_ids);
}
for p in inputs.iter().multi_cartesian_product() {
ret.push(FlatReqFilter {
id: p.iter().find_map(|q| {
if let StringOrNumberEntry::String((k, v)) = q {
if (*k).eq("id") {
return Some((*v).to_string());
}
}
None
}),
author: p.iter().find_map(|q| {
if let StringOrNumberEntry::String((k, v)) = q {
if (*k).eq("author") {
return Some((*v).to_string());
}
}
None
}),
kind: p.iter().find_map(|q| {
if let StringOrNumberEntry::Number((k, v)) = q {
if (*k).eq("kind") {
return Some((*v).clone());
}
}
None
}),
e_tag: p.iter().find_map(|q| {
if let StringOrNumberEntry::String((k, v)) = q {
if (*k).eq("e_tag") {
return Some((*v).to_string());
}
}
None
}),
p_tag: p.iter().find_map(|q| {
if let StringOrNumberEntry::String((k, v)) = q {
if (*k).eq("p_tag") {
return Some((*v).to_string());
}
}
None
}),
t_tag: p.iter().find_map(|q| {
if let StringOrNumberEntry::String((k, v)) = q {
if (*k).eq("t_tag") {
return Some((*v).to_string());
}
}
None
}),
d_tag: p.iter().find_map(|q| {
if let StringOrNumberEntry::String((k, v)) = q {
if (*k).eq("d_tag") {
return Some((*v).to_string());
}
}
None
}),
r_tag: p.iter().find_map(|q| {
if let StringOrNumberEntry::String((k, v)) = q {
if (*k).eq("r_tag") {
return Some((*v).to_string());
}
}
None
}),
search: p.iter().find_map(|q| {
if let StringOrNumberEntry::String((k, v)) = q {
if (*k).eq("search") {
return Some((*v).to_string());
}
}
None
}),
since: filter.since,
until: filter.until,
limit: filter.limit,
})
}
ret
}
#[cfg(test)]
mod tests {
use super::*;
use crate::ReqFilter;
use std::collections::HashSet;
#[test]
fn test_expand_filter() {
let input = ReqFilter {
authors: Some(HashSet::from([
"a".to_owned(),
"b".to_owned(),
"c".to_owned(),
])),
kinds: Some(HashSet::from([1, 2, 3])),
ids: Some(HashSet::from(["x".to_owned(), "y".to_owned()])),
p_tag: Some(HashSet::from(["a".to_owned()])),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
};
let output = expand_filter(&input);
output.iter().take(5).for_each(|x| println!("{:?}", x));
let expected = vec![
FlatReqFilter {
author: Some("a".to_owned()),
kind: Some(1),
id: Some("x".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("a".to_owned()),
kind: Some(1),
id: Some("y".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("a".to_owned()),
kind: Some(2),
id: Some("x".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("a".to_owned()),
kind: Some(2),
id: Some("y".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("a".to_owned()),
kind: Some(3),
id: Some("x".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("a".to_owned()),
kind: Some(3),
id: Some("y".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("b".to_owned()),
kind: Some(1),
id: Some("x".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("b".to_owned()),
kind: Some(1),
id: Some("y".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("b".to_owned()),
kind: Some(2),
id: Some("x".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("b".to_owned()),
kind: Some(2),
id: Some("y".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("b".to_owned()),
kind: Some(3),
id: Some("x".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("b".to_owned()),
kind: Some(3),
id: Some("y".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("c".to_owned()),
kind: Some(1),
id: Some("x".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("c".to_owned()),
kind: Some(1),
id: Some("y".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("c".to_owned()),
kind: Some(2),
id: Some("x".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("c".to_owned()),
kind: Some(2),
id: Some("y".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("c".to_owned()),
kind: Some(3),
id: Some("x".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
FlatReqFilter {
author: Some("c".to_owned()),
kind: Some(3),
id: Some("y".to_owned()),
p_tag: Some("a".to_owned()),
t_tag: None,
d_tag: None,
r_tag: None,
search: None,
since: Some(99),
until: None,
limit: Some(10),
e_tag: None,
},
];
assert_eq!(output.len(), expected.len());
output.iter().for_each(|a| assert!(expected.contains(a)));
}
}