1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
//
use mqtt_format::v3::{connect_return::MConnectReturnCode, packet::MConnack};
use crate::{
behaviour_test::BehaviourTest,
command::{Input, Output},
executable::ClientExecutableCommand,
report::ReportResult,
};
pub struct InvalidUtf8IsRejected;
#[async_trait::async_trait]
impl BehaviourTest for InvalidUtf8IsRejected {
fn commands(&self) -> Vec<Box<dyn ClientExecutableCommand>> {
vec![]
}
#[tracing::instrument(skip_all)]
async fn execute(&self, mut input: Input, _output: Output) -> Result<(), miette::Error> {
input
.send_packet(MConnack {
session_present: false,
connect_return_code: MConnectReturnCode::Accepted,
})
.await?;
input
.send(&[
0b0011_0000, // PUBLISH packet, DUP = 0, QoS = 0, Retain = 0
0b0000_0111, // Length
// Now the variable header
0b0000_0000,
0b0000_0010,
0x61,
0xC1, // An invalid UTF-8 byte
0b0000_0000, // Packet identifier
0b0000_0001,
0x1, // Payload
])
.await?;
Ok(())
}
fn report_name(&self) -> &str {
"Check if invalid UTF-8 is rejected"
}
fn report_desc(&self) -> &str {
"Invalid UTF-8 is not allowed per the MQTT spec. Any receiver should immediately close the connection upon receiving such a packet."
}
fn report_normative(&self) -> &str {
"[MQTT-1.5.3-1, MQTT-1.5.3-2]"
}
fn translate_client_exit_code(&self, success: bool) -> ReportResult {
if success {
ReportResult::Failure
} else {
ReportResult::Success
}
}
}
|
