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Mqtt frames v4 #1123

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b1dfc4c
mqtt: test mqtt frames
hsadia538 Jan 13, 2023
d24e8cd
mqtt: test mqtt frames for truncated messages
hsadia538 Feb 3, 2023
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11 changes: 11 additions & 0 deletions tests/mqtt-frames-truncated/README.md
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Description
===========
Test MQTT frames[Pdu, Header, Data] for truncated messages where msg_len > max_msg_size.

PCAP
====
PCAP comes from the suricata verify test[mqtt-limit-1]

Redmine ticket
==============
https://redmine.openinfosecfoundation.org/issues/5731
18 changes: 18 additions & 0 deletions tests/mqtt-frames-truncated/suricata.yaml
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%YAML 1.1
---

outputs:
- eve-log:
enabled: yes
filetype: regular
filename: eve.json
types:
- mqtt
- alert
- frame

app-layer:
protocols:
mqtt:
enabled: yes
max-msg-length: 50000
11 changes: 11 additions & 0 deletions tests/mqtt-frames-truncated/test.rules
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alert mqtt any any -> any any (msg:"mqtt truncated Frame 1"; frame:pdu; content:"|32 a7 8d|"; startswith; sid:1;)
alert mqtt any any -> any any (msg:"mqtt truncated Frame 2"; frame:pdu; content:"|58 58 58|"; endswith; sid:2;)

alert mqtt any any -> any any (msg:"mqtt truncated Frame 3"; frame:header; content:"|32|"; sid:3;)
alert mqtt any any -> any any (msg:"mqtt truncated Frame 4"; frame:header; content:"|30|"; sid:4;)

alert mqtt any any -> any any (msg:"mqtt truncated Frame 5"; frame:pdu; content:"|17 0C E2|"; sid:5;)
alert mqtt any any -> any any (msg:"mqtt truncated Frame 6"; frame:pdu; content:"|00 00 54 46|"; sid:6;)

alert mqtt any any -> any any (msg:"mqtt truncated Frame 7"; frame:trunc.data; content:"|00 03|"; startswith; sid:7;)
alert mqtt any any -> any any (msg:"mqtt truncated Frame 8"; frame:trunc.data; content:"|58 58 58|"; sid:8;)
60 changes: 60 additions & 0 deletions tests/mqtt-frames-truncated/test.yaml
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pcap: ../mqtt-limit-1/input.pcap

requires:
min-version: 7

args:
- -k none

checks:
- filter:
count: 1
match:
alert.signature_id: 1
frame.type: "pdu"
- filter:
count: 2
match:
alert.signature_id: 2
frame.type: "pdu"
frame.complete: true
- filter:
count: 3
match:
alert.signature_id: 3
frame.type: "header"
frame.complete: true
- filter:
count: 1
match:
alert.signature_id: 4
frame.type: "header"
frame.length: 4
frame.complete: true
- filter:
count: 0
match:
alert.signature_id: 5
- filter:
count: 0
match:
alert.signature_id: 6
- filter:
count: 2
match:
alert.signature_id: 7
frame.type: "trunc.data"
- filter:
count: 2
match:
alert.signature_id: 8
frame.type: "trunc.data"
- filter:
count: 1
match:
event_type: mqtt
mqtt.publish.qos: 0
mqtt.publish.retain: false
mqtt.publish.dup: false
mqtt.publish.truncated: true
mqtt.publish.skipped_length: 100009
11 changes: 11 additions & 0 deletions tests/mqtt-frames/README.md
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Description
===========
Test MQTT frames[Pdu, Header, Data].

PCAP
====
PCAP comes from the suricata verify test[mqtt5-pub-userpass]

Redmine ticket
==============
https://redmine.openinfosecfoundation.org/issues/5731
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11 changes: 11 additions & 0 deletions tests/mqtt-frames/test.rules
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alert mqtt any any -> any any (msg:"mqtt Frame 1"; frame:pdu; content:"|10 2f 00|"; startswith; sid:1;)
alert mqtt any any -> any any (msg:"mqtt Frame 2"; frame:pdu; content:"|61 73 73|"; endswith; sid:2;)

alert mqtt any any -> any any (msg:"mqtt Frame 3"; flow:to_server; frame:header; content:"|10|"; sid:3;)
alert mqtt any any -> any any (msg:"mqtt Frame 4"; frame:header; content:"|20|"; sid:4;)

alert mqtt any any -> any any (msg:"mqtt Frame 5"; frame:pdu; content:"|17 0C E2|"; sid:5;)
alert mqtt any any -> any any (msg:"mqtt Frame 6"; frame:pdu; content:"|00 00 54 46|"; sid:6;)

alert mqtt any any -> any any (msg:"mqtt Frame 7"; frame:data; content:"|00 00 03 22|"; startswith; sid:7;)
alert mqtt any any -> any any (msg:"mqtt Frame 8"; frame:data; content:"|00 06|"; sid:8;)
52 changes: 52 additions & 0 deletions tests/mqtt-frames/test.yaml
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requires:
min-version: 7

args:
- -k none

checks:
- filter:
count: 1
match:
alert.signature_id: 1
frame.type: "pdu"
frame.length: 49
- filter:
count: 1
match:
alert.signature_id: 2
frame.type: "pdu"
frame.complete: true
- filter:
count: 1
match:
alert.signature_id: 3
frame.type: "header"
frame.complete: true
- filter:
count: 1
match:
alert.signature_id: 4
frame.type: "header"
frame.length: 2
frame.complete: true
- filter:
count: 0
match:
alert.signature_id: 5
- filter:
count: 0
match:
alert.signature_id: 6
- filter:
count: 1
match:
alert.signature_id: 7
frame.type: "data"
frame.complete: true
- filter:
count: 1
match:
alert.signature_id: 8
frame.type: "data"
frame.complete: true