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Filename : humanize.py
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#!/usr/lib/rads/venv/bin/python3
import json
from prettytable import PrettyTable
from rads.color import green
from .header import print_header as header


def h_check_dns(data=None, external_check=False, longview=False):
    if data is None:
        with open('/opt/dedrads/python/sampledata.json', encoding='utf-8') as f:
            data = json.load(f)
    missing_internal_bool = external_mismatch_bool = internal_mismatch = False
    # Used to store domains that don't match in our internal nameservers
    internal_mismatch = []

    if longview is False:
        for domain_dict in data:
            localns = domain_dict[0]['localns']
            if (
                domain_dict[0][localns[0]]['A'] is None
                or domain_dict[0][localns[1]]['A'] is None
            ):
                if missing_internal_bool is False:
                    missing_internal_bool = True
                    missing_internal = []
                missing_internal.append(domain_dict[0]['domain'])
            if (
                check_match(
                    domain_dict[0][localns[0]],
                    domain_dict[0][localns[1]],
                    'soa',
                )
                is True
            ):
                pass
            else:
                if internal_mismatch_bool is False:
                    internal_mismatch_bool = True
                    internal_mismatch = PrettyTable(
                        ["Domain", "NS1 SOA", "NS2 SOA"]
                    )
                internal_mismatch.add_row(
                    [
                        domain_dict[0]['domain'],
                        domain_dict[0][localns[0]]['soa'],
                        domain_dict[0][localns[1]]['soa'],
                    ]
                )
            if external_check is True:
                if (
                    check_match(
                        domain_dict[0]['goog'],
                        domain_dict[0][localns[1]],
                        'soa',
                    )
                    is True
                ):
                    pass
                else:
                    if external_mismatch_bool == 0:
                        external_mismatch_bool = True
                        external_mismatch = PrettyTable(
                            [
                                "Domain",
                                "@NS1",
                                "@NS2",
                                "@NS1 SOA",
                                "@8.8.8.8",
                                "@8.8.8.8 soa",
                            ]
                        )
                    external_mismatch.add_row(
                        [
                            domain_dict[0]['domain'],
                            domain_dict[0][localns[0]]['A'],
                            domain_dict[0][localns[1]]['A'],
                            domain_dict[0][localns[0]]['soa'],
                            domain_dict[0]['goog']['A'],
                            domain_dict[0]['goog']['soa'],
                        ]
                    )

        header('Domains with different internal and external records')
        if external_mismatch_bool is not False:
            print(external_mismatch)
        else:
            green(
                'No domains with mismatching internal and external records.\n'
            )

        header('Domains with different SOA in Internal Nameservers')
        if internal_mismatch != []:
            print(internal_mismatch)
        else:
            green('No mismatching records @ns1 and @ns2.\n')

        header('Domains with entries missing in our nameservers')
        if missing_internal_bool is True:
            print(', '.join(missing_internal))
        else:
            green('No domains with missing DNS @ns1 or @ns2\n')

    if longview is True:
        internal_mismatch = PrettyTable(["Domain", "NS1 SOA", "NS2 SOA"])
        localns = data[0][0]['localns']
        longview = PrettyTable(
            [
                "Domain",
                '@ns1',
                '@ns2',
                '@ns1 mx',
                "@ns1 soa",
                "@ns2 soa",
                '@8.8.8.8',
                '@8.8.8.8 soa',
                '@8.8.8.8 mx',
            ]
        )
        for domain_dict in data:
            longview.add_row(
                [
                    domain_dict[0]['domain'],
                    domain_dict[0][localns[0]]['A'],
                    domain_dict[0][localns[1]]['A'],
                    domain_dict[0][localns[1]]['mx'],
                    domain_dict[0][localns[0]]['soa'],
                    domain_dict[0][localns[1]]['soa'],
                    domain_dict[0]['goog']['A'],
                    domain_dict[0]['goog']['soa'],
                    domain_dict[0]['goog']['mx'],
                ]
            )
        print(longview)


def check_match(ns1, ns2, key):
    if ns1[key] == ns2[key]:
        return True
    return False