#!rsc # RouterOS script: check-certificates # Copyright (c) 2013-2020 Christian Hesse <mail@eworm.de> # # check for certificate validity :global Identity; :global CertRenewUrl; :global CertRenewPass; :global CertificateNameByCN; :global ParseKeyValueStore; :global SendNotification; :global TimeIsSync; :global UrlEncode; :global WaitForFile; :global LogAndError; :local FormatExpire do={ :global CharacterReplace; :return [ $CharacterReplace [ $CharacterReplace [ :tostr $1 ] "w" "w " ] "d" "d " ]; } :if ($TimeIsSync = false) do={ $LogAndError warning "Time is not yet synchronized."; } :foreach Cert in=[ / certificate find where !revoked !ca expires-after<3w ] do={ :local CertVal [ / certificate get $Cert ]; :do { :if ([ :len $CertRenewUrl ] = 0) do={ :log info "No CertRenewUrl given."; :error "No CertRenewUrl given."; } :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={ :log debug ("Could not download certificate file " . $CertFileName); } } :local CertNew [ / certificate find where common-name=($CertVal->"common-name") fingerprint!=[ :tostr ($CertVal->"fingerprint") ] expires-after>3w ]; :local CertNewVal [ / certificate get $CertNew ]; :if ($Cert != $CertNew) do={ :log debug ("Certificate '" . $CertVal->"name" . "' was not updated, but replaced."); / ip service set certificate=($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=($CertVal->"name") ]; } on-error={ :log debug ("Setting IPSEC certificates failed. Package 'security' not installed?"); } :do { / ip hotspot profile set ssl-certificate=($CertNewVal->"name") [ / ip hotspot profile find where ssl-certificate=($CertVal->"name") ]; } on-error={ :log debug ("Setting hotspot certificates failed. Package 'hotspot' not installed?"); } / certificate remove $Cert; / certificate set $CertNew name=($CertVal->"name"); } $SendNotification ("Certificate renewed") \ ("A certificate on " . $Identity . " has been renewed.\n\n" . \ "Name: " . ($CertVal->"name") . "\n" . \ "CommonName: " . ($CertNewVal->"common-name") . "\n" . \ "Fingerprint: " . ($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"; :log info ("The certificate " . ($CertVal->"name") . " has been renewed."); } on-error={ :log debug ("Could not renew certificate " . ($CertVal->"name") . "."); } } :foreach Cert in=[ / certificate find where !revoked expires-after<2w fingerprint~"."] do={ :local CertVal [ / certificate get $Cert ]; :local ExpiresAfter [ $FormatExpire ($CertVal->"expires-after") ]; :local State "is about to expire"; :if (($CertVal->"expired") = true) do={ :set ExpiresAfter "expired"; :set State "expired"; } $SendNotification ("Certificate warning!") \ ("A certificate on " . $Identity . " " . $State . ".\n\n" . \ "Name: " . ($CertVal->"name") . "\n" . \ "CommonName: " . ($CertVal->"common-name") . "\n" . \ "Fingerprint: " . ($CertVal->"fingerprint") . "\n" . \ "Issuer: " . ($CertVal->"ca") . ([ $ParseKeyValueStore ($CertVal->"issuer") ]->"CN") . "\n" . \ "Validity: " . ($CertVal->"invalid-before") . " to " . ($CertVal->"invalid-after") . "\n" . \ "Expires in: " . $ExpiresAfter); :log warning ("The certificate " . ($CertVal->"name") . " " . $State . \ ", it is invalid after " . ($CertVal->"invalid-after") . "."); }