forked from
microcosm.blue/microcosm-rs
Constellation, Spacedust, Slingshot, UFOs: atproto crates and services for microcosm
try some fuzzing?
no joy
+92
-10
+30
-5
Cargo.lock
+30
-5
Cargo.lock
···
116
116
checksum = "dcfed56ad506cb2c684a14971b8861fdc3baaaae314b9e5f9bb532cbe3ba7a4f"
117
117
118
118
[[package]]
119
+
name = "arbitrary"
120
+
version = "1.4.1"
121
+
source = "registry+https://github.com/rust-lang/crates.io-index"
122
+
checksum = "dde20b3d026af13f561bdd0f15edf01fc734f0dafcedbaf42bba506a9517f223"
123
+
124
+
[[package]]
119
125
name = "arrayvec"
120
126
version = "0.7.6"
121
127
source = "registry+https://github.com/rust-lang/crates.io-index"
···
1106
1112
checksum = "976dd42dc7e85965fe702eb8164f21f450704bdde31faefd6471dba214cb594e"
1107
1113
dependencies = [
1108
1114
"libc",
1109
-
"windows-sys 0.52.0",
1115
+
"windows-sys 0.59.0",
1110
1116
]
1111
1117
1112
1118
[[package]]
···
1809
1815
dependencies = [
1810
1816
"hermit-abi",
1811
1817
"libc",
1812
-
"windows-sys 0.52.0",
1818
+
"windows-sys 0.59.0",
1813
1819
]
1814
1820
1815
1821
[[package]]
···
1934
1940
checksum = "c19937216e9d3aa9956d9bb8dfc0b0c8beb6058fc4f7a4dc4d850edf86a237d6"
1935
1941
1936
1942
[[package]]
1943
+
name = "libfuzzer-sys"
1944
+
version = "0.4.9"
1945
+
source = "registry+https://github.com/rust-lang/crates.io-index"
1946
+
checksum = "cf78f52d400cf2d84a3a973a78a592b4adc535739e0a5597a0da6f0c357adc75"
1947
+
dependencies = [
1948
+
"arbitrary",
1949
+
"cc",
1950
+
]
1951
+
1952
+
[[package]]
1937
1953
name = "libloading"
1938
1954
version = "0.8.6"
1939
1955
source = "registry+https://github.com/rust-lang/crates.io-index"
···
2900
2916
"errno",
2901
2917
"libc",
2902
2918
"linux-raw-sys 0.4.15",
2903
-
"windows-sys 0.52.0",
2919
+
"windows-sys 0.59.0",
2904
2920
]
2905
2921
2906
2922
[[package]]
···
2913
2929
"errno",
2914
2930
"libc",
2915
2931
"linux-raw-sys 0.9.4",
2916
-
"windows-sys 0.52.0",
2932
+
"windows-sys 0.59.0",
2917
2933
]
2918
2934
2919
2935
[[package]]
···
3391
3407
"getrandom 0.3.2",
3392
3408
"once_cell",
3393
3409
"rustix 1.0.5",
3394
-
"windows-sys 0.52.0",
3410
+
"windows-sys 0.59.0",
3395
3411
]
3396
3412
3397
3413
[[package]]
···
3792
3808
"thiserror 2.0.12",
3793
3809
"tikv-jemallocator",
3794
3810
"tokio",
3811
+
]
3812
+
3813
+
[[package]]
3814
+
name = "ufos-fuzz"
3815
+
version = "0.0.0"
3816
+
dependencies = [
3817
+
"jetstream",
3818
+
"libfuzzer-sys",
3819
+
"ufos",
3795
3820
]
3796
3821
3797
3822
[[package]]
+24
ufos/fuzz/Cargo.toml
+24
ufos/fuzz/Cargo.toml
···
1
+
[package]
2
+
name = "ufos-fuzz"
3
+
version = "0.0.0"
4
+
publish = false
5
+
edition = "2021"
6
+
7
+
[package.metadata]
8
+
cargo-fuzz = true
9
+
10
+
[dependencies]
11
+
libfuzzer-sys = "0.4"
12
+
13
+
[dependencies.ufos]
14
+
path = ".."
15
+
16
+
[dependencies.jetstream]
17
+
path = "../../jetstream"
18
+
19
+
[[bin]]
20
+
name = "counts_value"
21
+
path = "fuzz_targets/counts_value.rs"
22
+
test = false
23
+
doc = false
24
+
bench = false
+23
ufos/fuzz/fuzz_targets/counts_value.rs
+23
ufos/fuzz/fuzz_targets/counts_value.rs
···
1
+
#![no_main]
2
+
3
+
// use jetstream::exports::Did;
4
+
use ufos::db_types::DbBytes;
5
+
use ufos::store_types::CountsValue;
6
+
use libfuzzer_sys::fuzz_target;
7
+
8
+
fuzz_target!(|data: &[u8]| {
9
+
if let Ok((counts_value, n)) = CountsValue::from_db_bytes(data) {
10
+
assert!(n <= data.len());
11
+
let serialized = counts_value.to_db_bytes().unwrap();
12
+
assert_eq!(serialized.len(), n);
13
+
let (and_back, n_again) = CountsValue::from_db_bytes(&serialized).unwrap();
14
+
assert_eq!(n_again, n);
15
+
assert_eq!(and_back.records(), counts_value.records());
16
+
assert_eq!(and_back.dids().estimate(), counts_value.dids().estimate());
17
+
// assert_eq!(serialized, data[..n]);
18
+
// counts_value.prefix.0 += 1;
19
+
// counts_value.suffix.0.insert(&Did::new("did:plc:blah".to_string()).unwrap());
20
+
// assert!(counts_value.records() > 0);
21
+
// assert!(counts_value.dids().estimate() > 0);
22
+
}
23
+
});
+5
ufos/src/db_types.rs
+5
ufos/src/db_types.rs
···
120
120
Self: Sized,
121
121
{
122
122
let (prefix, eaten) = P::from_db_bytes(bytes)?;
123
+
assert!(eaten <= bytes.len(), "eaten({}) < len({})", eaten, bytes.len());
123
124
let Some(suffix_bytes) = bytes.get(eaten..) else {
124
125
return Err(EncodingError::DecodeMissingSuffix);
125
126
};
127
+
if suffix_bytes.len() == 0 {
128
+
return Err(EncodingError::DecodeMissingSuffix);
129
+
};
126
130
let (suffix, also_eaten) = S::from_db_bytes(suffix_bytes)?;
131
+
assert!(also_eaten <= suffix_bytes.len(), "also eaten({}) < suffix len({})", also_eaten, suffix_bytes.len());
127
132
Ok((Self { prefix, suffix }, eaten + also_eaten))
128
133
}
129
134
}
+5
-5
ufos/src/store_types.rs
+5
-5
ufos/src/store_types.rs
···
211
211
impl SerdeBytes for EstimatedDidsValue {}
212
212
impl DbBytes for EstimatedDidsValue {
213
213
fn to_db_bytes(&self) -> Result<Vec<u8>, EncodingError> {
214
-
Ok(vec![1, 2, 3])
215
-
// SerdeBytes::to_bytes(self)
214
+
// Ok(vec![1, 2, 3])
215
+
SerdeBytes::to_bytes(self)
216
216
}
217
-
fn from_db_bytes(_bytes: &[u8]) -> Result<(Self, usize), EncodingError> {
218
-
Ok((Self(CardinalityEstimator::new()), 3))
219
-
// SerdeBytes::from_bytes(bytes)
217
+
fn from_db_bytes(bytes: &[u8]) -> Result<(Self, usize), EncodingError> {
218
+
// Ok((Self(CardinalityEstimator::new()), 3))
219
+
SerdeBytes::from_bytes(bytes)
220
220
}
221
221
}
222
222