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fix: snapshots #291

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Merged
mikemiles-dev merged 2 commits into from
Apr 25, 2026
Merged

fix: snapshots #291

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0f5de4b
fix: snapshots
mikemiles-dev Apr 25, 2026
bcd4904
fix: fmt
mikemiles-dev Apr 25, 2026
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26 changes: 25 additions & 1 deletion src/snapshots/netflow_parser__tests__base_tests__can_read_v9_with_hex_data.snap
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Original file line number Diff line number Diff line change
Expand Up @@ -2,4 +2,28 @@
source: src/tests.rs
expression: v9
---
[]
- V9:
header:
version: 9
count: 1
sys_up_time: 0
unix_secs: 0
sequence_number: 0
source_id: 1
flowsets:
- header:
flowset_id: 256
length: 20
body:
Data:
fields:
- - - InBytes
- DataNumber:
U32: 100
- - InPkts
- DataNumber:
U32: 5
- - Ipv4SrcAddr
- Ip4Addr: 192.168.0.1
- - Ipv4DstAddr
- Ip4Addr: 192.168.0.2
22 changes: 21 additions & 1 deletion src/snapshots/netflow_parser__tests__base_tests__can_read_v9_with_minimal_headers.snap
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Original file line number Diff line number Diff line change
Expand Up @@ -2,4 +2,24 @@
source: src/tests.rs
expression: v9
---
[]
- V9:
header:
version: 9
count: 1
sys_up_time: 0
unix_secs: 0
sequence_number: 0
source_id: 1
flowsets:
- header:
flowset_id: 0
length: 12
body:
Template:
templates:
- template_id: 256
field_count: 1
fields:
- field_type_number: 8
field_type: Ipv4SrcAddr
field_length: 4
27 changes: 26 additions & 1 deletion src/snapshots/netflow_parser__tests__base_tests__can_read_v9_with_options_template.snap
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Original file line number Diff line number Diff line change
Expand Up @@ -2,4 +2,29 @@
source: src/tests.rs
expression: v9
---
[]
- V9:
header:
version: 9
count: 1
sys_up_time: 0
unix_secs: 0
sequence_number: 0
source_id: 1
flowsets:
- header:
flowset_id: 1
length: 20
body:
OptionsTemplate:
templates:
- template_id: 256
options_scope_length: 4
options_length: 4
scope_fields:
- field_type_number: 1
field_type: System
field_length: 4
option_fields:
- field_type_number: 41
field_type: TotalPktsExp
field_length: 2
65 changes: 64 additions & 1 deletion ...ts/netflow_parser__tests__base_tests__can_read_v9_with_options_template_and_template.snap
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Original file line number Diff line number Diff line change
Expand Up @@ -2,4 +2,67 @@
source: src/tests.rs
expression: results
---
[]
- V9:
header:
version: 9
count: 1
sys_up_time: 0
unix_secs: 0
sequence_number: 0
source_id: 1
flowsets:
- header:
flowset_id: 1
length: 20
body:
OptionsTemplate:
templates:
- template_id: 256
options_scope_length: 4
options_length: 4
scope_fields:
- field_type_number: 1
field_type: System
field_length: 4
option_fields:
- field_type_number: 41
field_type: TotalPktsExp
field_length: 2
- V9:
header:
version: 9
count: 1
sys_up_time: 0
unix_secs: 0
sequence_number: 0
source_id: 1
flowsets:
- header:
flowset_id: 0
length: 12
body:
Template:
templates:
- template_id: 256
field_count: 1
fields:
- field_type_number: 8
field_type: Ipv4SrcAddr
field_length: 4
- V9:
header:
version: 9
count: 1
sys_up_time: 0
unix_secs: 0
sequence_number: 0
source_id: 1
flowsets:
- header:
flowset_id: 256
length: 8
body:
Data:
fields:
- - - Ipv4SrcAddr
- Ip4Addr: 192.168.0.1
33 changes: 32 additions & 1 deletion src/snapshots/netflow_parser__tests__base_tests__it_parses_v7.snap
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Original file line number Diff line number Diff line change
Expand Up @@ -2,4 +2,35 @@
source: src/tests.rs
expression: parsed
---
[]
- V7:
header:
version: 7
count: 1
sys_up_time: 50332672
unix_secs: 83887623
unix_nsecs: 134807553
flow_sequence: 33752069
reserved: 101124105
flowsets:
- src_addr: 0.1.2.3
dst_addr: 4.5.6.7
next_hop: 8.9.0.1
input: 515
output: 1029
d_pkts: 101124105
d_octets: 66051
first: 67438087
last: 134807553
src_port: 515
dst_port: 1029
flags_fields_valid: 6
tcp_flags: 7
protocol_number: 8
protocol_type: Egp
tos: 9
src_as: 1
dst_as: 515
src_mask: 4
dst_mask: 5
flags_fields_invalid: 1543
router_src: 8.9.0.1
31 changes: 18 additions & 13 deletions src/tests.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -54,7 +54,7 @@ mod base_tests {
let packet = [
0, 7, 0, 1, 3, 0, 4, 0, 5, 0, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3,
4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1,
2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7,
2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1,
];
let parsed = NetflowParser::default().parse_bytes(&packet).packets;
assert_yaml_snapshot!(parsed);
Expand All @@ -63,8 +63,9 @@ mod base_tests {
// Verify that a NetFlow v9 packet with minimal template headers can be parsed
#[test]
fn can_read_v9_with_minimal_headers() {
let hex =
"0009000200000e1061db09bd000000010000000100080001000400080004000e000400080004";
// Minimal valid v9 packet: 20-byte header + 12-byte template flowset
// (template_id=256, 1 field: Ipv4SrcAddr/4 bytes).
let hex = "00090001000000000000000000000000000000010000000c0100000100080004";

let mut parser = NetflowParser::builder()
.with_cache_size(100)
Expand All @@ -79,8 +80,10 @@ mod base_tests {
// Verify that a NetFlow v9 options template is parsed correctly
#[test]
fn can_read_v9_with_options_template() {
// Options template: template_id=256, 1 scope field (System/4), 1 option
// field (ExportedMessageTotalCount/2), with 2 bytes of trailing padding.
let hex =
"0009000100000000000000000000000100010020000100120004000100150004000200080004";
"00090001000000000000000000000000000000010001001401000004000400010004002900020000";

let mut parser = NetflowParser::builder()
.with_cache_size(100)
Expand All @@ -95,12 +98,12 @@ mod base_tests {
// Verify that combined v9 options template, data template, and data records parse together
#[test]
fn can_read_v9_with_options_template_and_template() {
// Three v9 messages in one buffer: options template, data template,
// and one data record using template 256.
let hex_hex0 =
"0009000100000000000000000000000100010020000100120004000100150004000200080004";
let hex_hex1 =
"0009000200000e1061db09bd000000010000000100080001000400080004000e000400080004";
let hex_hex2 =
"0009000200000e1061db09bd000000010000000100010010010203040506070811121314";
"00090001000000000000000000000000000000010001001401000004000400010004002900020000";
let hex_hex1 = "00090001000000000000000000000000000000010000000c0100000100080004";
let hex_hex2 = "000900010000000000000000000000000000000101000008c0a80001";

let combined = format!("{}{}{}", hex_hex0, hex_hex1, hex_hex2);

Expand Down Expand Up @@ -139,8 +142,9 @@ mod base_tests {
// Verify that v9 data records are parsed correctly after a template has been cached
#[test]
fn can_read_v9_with_hex_data() {
// Template
let hex = "0009000100000e1061db09bd000000010000000100000028010000080001000400020004000a00040004000400080004000c0004000700020015000400050001000600010016000400100004";
// Template: template_id=256 with 4 fields (InBytes/4, InPkts/4,
// Ipv4SrcAddr/4, Ipv4DstAddr/4) — 16 bytes per data record.
let hex = "00090001000000000000000000000000000000010000001801000004000100040002000400080004000c0004";

let mut parser = NetflowParser::builder()
.with_cache_size(100)
Expand All @@ -150,8 +154,9 @@ mod base_tests {
let packets = hex::decode(hex).unwrap();
let _ = parser.parse_bytes(&packets).packets;

// Data
let hex_data = "0009000100000e1061db09bd000000010000000101003000c0a80001c0a8000200010001000000010000000500000000000000000600110001c0a80001";
// Data: one record matching template 256 (16 bytes).
let hex_data =
"0009000100000000000000000000000000000001010000140000006400000005c0a80001c0a80002";

let packets = hex::decode(hex_data).unwrap();
let v9 = parser.parse_bytes(&packets).packets;
Expand Down
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