route_verification_graph 0.1.1

Parse RPSL in the IRR to verify observed BGP routes
Documentation 
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
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158

use super::*;

#[test]
fn insertions() {
    let mut graph = ASSetGraph::default();
    let node0 = graph.get_or_insert(ASNumOrSet::set("AS-BC"));
    let node1 = graph.get_or_insert(ASNumOrSet::set("AS-DE"));
    let node2 = graph.get_or_insert(ASNumOrSet::Num(113));

    let graph_str = format!("{graph}");
    print!("{graph_str}");
    let expected_str = r#"digraph {
    0 [ label = "AS-BC" ]
    1 [ label = "AS-DE" ]
    2 [ label = "AS113" ]
}
"#;
    assert_eq!(&graph_str, expected_str);

    assert_eq!(node0.index(), 0);
    assert_eq!(node1.index(), 1);
    assert_eq!(node2.index(), 2);
}

#[test]
fn add_members() {
    let mut graph = ASSetGraph::default();
    let (members0, set0) = graph.add_members(
        vec![
            ASNumOrSet::Num(113),
            ASNumOrSet::Num(114),
            ASNumOrSet::Num(115),
            ASNumOrSet::set("AS-DE"),
            ASNumOrSet::set("m#AS-BC"),
        ],
        ASNumOrSet::set("AS-BC"),
    );
    let (members1, set1) = graph.add_members(vec![ASNumOrSet::Num(113)], ASNumOrSet::set("AS-DE"));

    let graph_str = format!("{graph}");
    print!("{graph_str}");
    let expected_str = r#"digraph {
    0 [ label = "AS-BC" ]
    1 [ label = "AS113" ]
    2 [ label = "AS114" ]
    3 [ label = "AS115" ]
    4 [ label = "AS-DE" ]
    5 [ label = "m#AS-BC" ]
    0 -> 1 [ label = "1" ]
    0 -> 2 [ label = "1" ]
    0 -> 3 [ label = "1" ]
    0 -> 4 [ label = "1" ]
    0 -> 5 [ label = "0" ]
    4 -> 1 [ label = "1" ]
}
"#;
    assert_eq!(&graph_str, expected_str);

    assert_eq!(set0.index(), 0);
    let members0_indexes: Vec<_> = members0.into_iter().map(|n| n.index()).collect();
    assert_eq!(members0_indexes, vec![1, 2, 3, 4, 5]);

    assert_eq!(set1.index(), 4);
    let members1_indexes: Vec<_> = members1.into_iter().map(|n| n.index()).collect();
    assert_eq!(members1_indexes, vec![1]);
}

#[test]
fn stats() {
    let mut graph = ASSetGraph::default();
    let (_, set_index) = graph.add_members(
        vec![
            ASNumOrSet::Num(113),
            ASNumOrSet::Num(114),
            ASNumOrSet::Num(115),
            ASNumOrSet::set("AS-DE"),
            ASNumOrSet::set("AS-FG"),
            ASNumOrSet::set("AS-HI"),
            ASNumOrSet::set("m#AS-BC"),
        ],
        ASNumOrSet::set("AS-BC"),
    );
    graph.add_members(
        vec![
            ASNumOrSet::Num(113),
            ASNumOrSet::set("AS-BC"),
            ASNumOrSet::set("AS-FG"),
        ],
        ASNumOrSet::set("AS-DE"),
    );
    graph.add_members(
        vec![
            ASNumOrSet::Num(579),
            ASNumOrSet::set("AS-DE"),
            ASNumOrSet::set("AS-HI"),
            ASNumOrSet::set("AS-JK"),
        ],
        ASNumOrSet::set("AS-FG"),
    );
    graph.add_members(
        vec![
            ASNumOrSet::Num(579),
            ASNumOrSet::Num(24),
            ASNumOrSet::Num(108),
        ],
        ASNumOrSet::set("AS-HI"),
    );
    graph.add_members(vec![ASNumOrSet::Num(40)], ASNumOrSet::set("AS-JK"));

    let graph_str = format!("{graph}");
    print!("{graph_str}");
    let expected_str = r#"digraph {
    0 [ label = "AS-BC" ]
    1 [ label = "AS113" ]
    2 [ label = "AS114" ]
    3 [ label = "AS115" ]
    4 [ label = "AS-DE" ]
    5 [ label = "AS-FG" ]
    6 [ label = "AS-HI" ]
    7 [ label = "m#AS-BC" ]
    8 [ label = "AS579" ]
    9 [ label = "AS-JK" ]
    10 [ label = "AS24" ]
    11 [ label = "AS108" ]
    12 [ label = "AS40" ]
    0 -> 1 [ label = "1" ]
    0 -> 2 [ label = "1" ]
    0 -> 3 [ label = "1" ]
    0 -> 4 [ label = "1" ]
    0 -> 5 [ label = "1" ]
    0 -> 6 [ label = "1" ]
    0 -> 7 [ label = "0" ]
    4 -> 1 [ label = "1" ]
    4 -> 0 [ label = "1" ]
    4 -> 5 [ label = "1" ]
    5 -> 8 [ label = "1" ]
    5 -> 4 [ label = "1" ]
    5 -> 6 [ label = "1" ]
    5 -> 9 [ label = "1" ]
    6 -> 8 [ label = "1" ]
    6 -> 10 [ label = "1" ]
    6 -> 11 [ label = "1" ]
    9 -> 12 [ label = "1" ]
}
"#;
    assert_eq!(graph_str, expected_str);

    let stats = graph.count_stats(set_index);
    let expected_stats = ASSetGraphStats {
        n_sets: 4,
        n_nums: 7,
        depth: 3,
    };
    assert_eq!(stats, expected_stats);

    let has_cycle = graph.has_cycle();
    assert!(has_cycle);
}