aboutsummaryrefslogtreecommitdiffstats
path: root/check-certificates
blob: 94ccc99a11b0049b41a3f347549eda6c9545debc (plain) (blame)
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
#!rsc by RouterOS
# RouterOS script: check-certificates
# Copyright (c) 2013-2021 Christian Hesse <mail@eworm.de>
# https://git.eworm.de/cgit/routeros-scripts/about/COPYING.md
#
# check for certificate validity
# https://git.eworm.de/cgit/routeros-scripts/about/doc/check-certificates.md

:global GlobalFunctionsReady;
:while ($GlobalFunctionsReady != true) do={ :delay 500ms; }

:global CertRenewPass;
:global CertRenewTime;
:global CertRenewUrl;
:global Identity;

:global CertificateAvailable
:global CertificateNameByCN;
:global IfThenElse;
:global LogPrintExit;
:global ParseKeyValueStore;
:global SendNotification;
:global SymbolForNotification;
:global UrlEncode;
:global WaitForFile;
:global WaitFullyConnected;

:local FormatExpire do={
  :global CharacterReplace;
  :return [ $CharacterReplace [ $CharacterReplace [ :tostr $1 ] "w" "w " ] "d" "d " ];
}

$WaitFullyConnected;

:foreach Cert in=[ / certificate find where !revoked !ca !scep-url expires-after<$CertRenewTime ] do={
  :local CertVal [ / certificate get $Cert ];

  :do {
    :if ([ :len $CertRenewUrl ] = 0) do={
      $LogPrintExit info ("No CertRenewUrl given.") true;
    }

    :foreach Type in={ ".pem"; ".p12" } do={
      :local CertFileName ([ $UrlEncode ($CertVal->"common-name") ] . $Type);
      :do {
        / tool fetch check-certificate=yes-without-crl \
            ($CertRenewUrl . $CertFileName) dst-path=$CertFileName;
        $WaitForFile $CertFileName;
        :foreach PassPhrase in=$CertRenewPass do={
          / certificate import file-name=$CertFileName passphrase=$PassPhrase;
        }
        / file remove [ find where name=$CertFileName ];

        :foreach CertInChain in=[ / certificate find where name~("^" . $CertFileName . "_[0-9]+\$") common-name!=($CertVal->"common-name") ] do={
          $CertificateNameByCN [ / certificate get $CertInChain common-name ];
        }
      } on-error={
        $LogPrintExit debug ("Could not download certificate file " . $CertFileName) false;
      }
    }

    :local CertNew [ / certificate find where common-name=($CertVal->"common-name") fingerprint!=[ :tostr ($CertVal->"fingerprint") ] expires-after>$CertRenewTime ];
    :local CertNewVal [ / certificate get $CertNew ];

    :if ([ $CertificateAvailable ([ $ParseKeyValueStore ($CertNewVal->"issuer") ]->"CN") ] = false) do={
      $LogPrintExit warning ("The certificate chain is not available!") false;
    }

    :if ($Cert != $CertNew) do={
      $LogPrintExit debug ("Certificate '" . $CertVal->"name" . "' was not updated, but replaced.") false;

      :if (($CertVal->"private-key") = true && ($CertVal->"private-key") != ($CertNewVal->"private-key")) do={
        / certificate remove $CertNew;
        $LogPrintExit warning ("Old certificate '" . ($CertVal->"name") . "' has a private key, new certificate does not. Aborting renew.") true;
      }

      / ip service set certificate=($CertNewVal->"name") [ find where certificate=($CertVal->"name") ];

      :do {
        / ip ipsec identity set certificate=($CertNewVal->"name") [ / ip ipsec identity find where certificate=($CertVal->"name") ];
        / ip ipsec identity set remote-certificate=($CertNewVal->"name") [ / ip ipsec identity find where remote-certificate=($CertVal->"name") ];
      } on-error={
        $LogPrintExit debug ("Setting IPSEC certificates failed. Package 'security' not installed?") false;
      }

      :do {
        / ip hotspot profile set ssl-certificate=($CertNewVal->"name") [ / ip hotspot profile find where ssl-certificate=($CertVal->"name") ];
      } on-error={
        $LogPrintExit debug ("Setting hotspot certificates failed. Package 'hotspot' not installed?") false;
      }

      / certificate remove $Cert;
      / certificate set $CertNew name=($CertVal->"name");
    }

    $SendNotification ([ $SymbolForNotification "lock-with-ink-pen" ] . "Certificate renewed") \
      ("A certificate on " . $Identity . " has been renewed.\n\n" . \
        "Name:        " . ($CertVal->"name") . "\n" . \
        "CommonName:  " . ($CertNewVal->"common-name") . "\n" . \
        "Private key: " . [ $IfThenElse (($CertNewVal->"private-key") = true) "available" "missing" ] . "\n" . \
        "Fingerprint: " . ($CertNewVal->"fingerprint") . "\n" . \
        "Issuer:      " . ([ $ParseKeyValueStore ($CertNewVal->"issuer") ]->"CN") . "\n" . \
        "Validity:    " . ($CertNewVal->"invalid-before") . " to " . ($CertNewVal->"invalid-after") . "\n" . \
        "Expires in:  " . [ $FormatExpire ($CertNewVal->"expires-after") ]) "" "true";
    $LogPrintExit info ("The certificate " . ($CertVal->"name") . " has been renewed.") false;
  } on-error={
    $LogPrintExit debug ("Could not renew certificate " . ($CertVal->"name") . ".") false;
  }
}

:foreach Cert in=[ / certificate find where !revoked !scep-url !(expires-after=[]) expires-after<2w !(fingerprint=[]) ] do={
  :local CertVal [ / certificate get $Cert ];

  :if ([ :len [ / certificate scep-server find where ca-cert=($CertVal->"ca") ] ] > 0) do={
    $LogPrintExit debug ("Certificate \"" . ($CertVal->"name") . "\" is handled by SCEP, skipping.") false;
  } else={
    :local State [ $IfThenElse (($CertVal->"expired") = true) "expired" "is about to expire" ];

    $SendNotification ([ $SymbolForNotification "warning-sign" ] . "Certificate warning!") \
      ("A certificate on " . $Identity . " " . $State . ".\n\n" . \
        "Name:        " . ($CertVal->"name") . "\n" . \
        "CommonName:  " . ($CertVal->"common-name") . "\n" . \
        "Private key: " . [ $IfThenElse (($CertNewVal->"private-key") = true) "available" "missing" ] . "\n" . \
        "Fingerprint: " . ($CertVal->"fingerprint") . "\n" . \
        "Issuer:      " . ($CertVal->"ca") . ([ $ParseKeyValueStore ($CertVal->"issuer") ]->"CN") . "\n" . \
        "Validity:    " . ($CertVal->"invalid-before") . " to " . ($CertVal->"invalid-after") . "\n" . \
        "Expires in:  " . [ $IfThenElse (($CertVal->"expired") = true) "expired" [ $FormatExpire ($CertVal->"expires-after") ] ]);
    $LogPrintExit info ("The certificate " . ($CertVal->"name") . " " . $State . \
        ", it is invalid after " . ($CertVal->"invalid-after") . ".") false;
  }
}