Resolve/resolver.js at main · Bellese/Resolve · GitHub

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
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
const dns = require('dns');
const GREEN  = '\033[0;32m';
const YELLOW = '\033[1;33m';
const RED    = '\033[0;31m';
const CLEAR  = '\033[0m';

function matchOutput(type, record, response) {
    let clean_response = response;
    if(type === "MX") {
        clean_response = [];
        for(let i = 0;i < response.length; i++) {
            clean_response.push(`${response[i].exchange} priority ${response[i].priority}`);
        }
    }
    let mismatch = findDifferences(record.expected_value, clean_response, (type === 'TXT'));
    if(mismatch.length === 0) {
        return `${GREEN}PASSED${CLEAR}\t${record.type}\t\t${record.host}`;
    } else {
        const warning_level = (record.hard_fail === true)? `${RED}FAILED${CLEAR}` : `${YELLOW}WARNING${CLEAR}`;
        let expectedString = "\tExpected Results:";
        let actualString = "\tQueried Results:";
        for(let j = 0; j < record.expected_value.length; j++) {
            expectedString += `\n\t> ${record.expected_value[j]}`
        }
        for(let k = 0; k < clean_response.length; k++) {
            actualString += `\n\t> ${clean_response[k]}`
        }
        if(record.expected_value.length > clean_response.length) {
            // DNS Record Missing Values
            return `${warning_level}\t${record.type}\t\t${record.host} is missing values!\n${expectedString}\n\n${actualString}\n`;
        } else if(record.expected_value.length < response.length) {
            // DNS Record Has Extra Values
            return `${warning_level}\t${record.type}\t\t${record.host} has extra values!\n${expectedString}\n\n${actualString}\n`;
        } else {
            // DNS Record Has Incorrect Values
            return `${warning_level}\t${record.type}\t\t${record.host} has incorrect values!\n${expectedString}\n\n${actualString}\n`;
        }
    }
}

function findDifferences(expected, found, caseSensitive = false) {
    let expectedNormalized = [];
    let foundNormalized = [];
    if(caseSensitive) {
        expectedNormalized = expected;
        foundNormalized = found;
    } else {
        for(let i = 0; i < expected.length; i++) {
            expectedNormalized.push(expected[i].toLowerCase());
        }
        for(let j = 0; j < found.length; j++) {
            foundNormalized.push(found[j].toLowerCase());
        }
    }

    let temp = [], output = [];

    for (let k = 0; k < expectedNormalized.length; k++) {
        temp[expectedNormalized[k]] = true;
    }
    for (let l = 0; l < foundNormalized.length; l++) {
        if (temp[foundNormalized[l]]) {
            delete temp[foundNormalized[l]];
        } else {
            temp[foundNormalized[l]] = true;
        }
    }
    for (let m in temp) {
        output.push(m);
    }
    return output;
}

exports.Resolver = function resolve(cases) {
    for(let i = 0; i < cases.length; i++) {
        const warning_level = (cases[i].hard_fail === true)? `${RED}FAILED${CLEAR}` : `${YELLOW}WARNING${CLEAR}`;
        switch(cases[i].type) {
            case "A":
                dns.resolve4(cases[i].host, (err, ret) => {
                    if(err) {
                        console.error(`${warning_level}\t${cases[i].type}\t\t${cases[i].host}\n\t> Record Does Not Exist\n`);
                    } else {
                        console.log(matchOutput(cases[i].type, cases[i], ret))
                    }
                });
                break;
            case "AAAA":
                dns.resolve6(cases[i].host, (err, ret) => {
                    if(err) {
                        console.error(`${warning_level}\t${cases[i].type}\t\t${cases[i].host}\n\t> Record Does Not Exist\n`);
                    } else {
                        console.log(matchOutput(cases[i].type, cases[i], ret))
                    }
                });
                break;
            case "CNAME":
                dns.resolveCname(cases[i].host, (err, ret) => {
                    if(err) {
                        console.error(`${warning_level}\t${cases[i].type}\t\t${cases[i].host}\n\t> Record Does Not Exist\n`);
                    } else {
                        console.log(matchOutput(cases[i].type, cases[i], ret))
                    }
                });
                break;
            case "CAA":
                dns.resolveCaa(cases[i].host, (err, ret) => {
                    if(err) {
                        console.error(`${warning_level}\t${cases[i].type}\t\t${cases[i].host}\n\t> Record Does Not Exist\n`);
                    } else {
                        console.log(matchOutput(cases[i].type, cases[i], ret))
                    }
                });
                break;
            case "MX":
                dns.resolveMx(cases[i].host, (err, ret) => {
                    if(err) {
                        console.error(`${warning_level}\t${cases[i].type}\t\t${cases[i].host}\n\t> Record Does Not Exist\n`);
                    } else {
                        console.log(matchOutput(cases[i].type, cases[i], ret))
                    }
                });
                break;
            case "NAPTR":
                dns.resolveNaptr(cases[i].host, (err, ret) => {
                    if(err) {
                        console.error(`${warning_level}\t${cases[i].type}\t\t${cases[i].host}\n\t> Record Does Not Exist\n`);
                    } else {
                        console.log(matchOutput(cases[i].type, cases[i], ret))
                    }
                });
                break;
            case "NS":
                dns.resolveNs(cases[i].host, (err, ret) => {
                    if(err) {
                        console.error(`${warning_level}\t${cases[i].type}\t\t${cases[i].host}\n\t> Record Does Not Exist\n`);
                    } else {
                        console.log(matchOutput(cases[i].type, cases[i], ret))
                    }
                });
                break;
            case "PTR":
                dns.resolvePtr(cases[i].host, (err, ret) => {
                    if(err) {
                        console.error(`${warning_level}\t${cases[i].type}\t\t${cases[i].host}\n\t> Record Does Not Exist\n`);
                    } else {
                        console.log(matchOutput(cases[i].type, cases[i], ret))
                    }
                });
                break;
            case "SOA":
                dns.resolveSoa(cases[i].host, (err, ret) => {
                    if(err) {
                        console.error(`${warning_level}\t${cases[i].type}\t\t${cases[i].host}\n\t> Record Does Not Exist\n`);
                    } else {
                        console.log(matchOutput(cases[i].type, cases[i], ret))
                    }
                });
                break;
            case "SVR":
                dns.resolveSvr(cases[i].host, (err, ret) => {
                    if(err) {
                        console.error(`${warning_level}\t${cases[i].type}\t\t${cases[i].host}\n\t> Record Does Not Exist\n`);
                    } else {
                        console.log(matchOutput(cases[i].type, cases[i], ret))
                    }
                });
                break;
            case "TXT":
                dns.resolveTxt(cases[i].host, (err, ret) => {
                    if(err) {
                        console.error(`${warning_level}\t${cases[i].type}\t\t${cases[i].host}\n\t> Record Does Not Exist\n`);
                    } else {
                        console.log(matchOutput(cases[i].type, cases[i], ret))
                    }
                });
                break;
            default:
                console.error(`${RED}FAILED${CLEAR}\tUnknown Record type: `, cases[i].type, "\t", cases[i].host, "\n");

        }
    }
}