diff options
| -rw-r--r-- | daily-psk-schedule | 2 | ||||
| -rw-r--r-- | daily-psk.capsman | 90 | ||||
| -rw-r--r-- | daily-psk.local (renamed from daily-psk) | 9 | ||||
| -rw-r--r-- | daily-psk.template | 96 |
4 files changed, 190 insertions, 7 deletions
diff --git a/daily-psk-schedule b/daily-psk-schedule index e5eb6f8..2a01bae 100644 --- a/daily-psk-schedule +++ b/daily-psk-schedule @@ -17,7 +17,7 @@ :error "Time is not yet synchronized from ntp."; } - / system script run daily-psk; + / system script run [ find where name~"daily-psk\\.(capsman|local)" ]; / system scheduler set interval=0s $Scheduler; } diff --git a/daily-psk.capsman b/daily-psk.capsman new file mode 100644 index 0000000..2783afa --- /dev/null +++ b/daily-psk.capsman @@ -0,0 +1,90 @@ +#!rsc +# RouterOS script: daily-psk.capsman +# Copyright (c) 2013-2019 Christian Hesse <mail@eworm.de> +# Michael Gisbers <michael@gisbers.de> +# +# update daily PSK (pre shared key) + +:global Identity; +:global DailyPskMatchComment; +:global UrlEncode; + +:global SendNotification; + +:local Seen [ :toarray "" ]; + +# return pseudo-random string for PSK +:local GeneratePSK do={ + :local Date [ :tostr $1 ]; + + :global DailyPskSecrets; + + :local Months { "jan"; "feb"; "mar"; "apr"; "may"; "jun"; + "jul"; "aug"; "sep"; "oct"; "nov"; "dec" }; + + :local Month [ :pick $Date 0 3 ]; + :local Day [ :tonum [ :pick $Date 4 6 ] ]; + :local Year [ :pick $Date 7 11 ]; + + :for MIndex from=0 to=[ :len $Months ] do={ + :if ($Months->$MIndex = $Month) do={ + :set Month ($MIndex + 1); + } + } + + :local A ((14 - $Month) / 12); + :local B ($Year - $A); + :local C ($Month + 12 * $A - 2); + :local WeekDay (7000 + $Day + $B + ($B / 4) - ($B / 100) + ($B / 400) + ((31 * $C) / 12)); + :set WeekDay ($WeekDay - (($WeekDay / 7) * 7)); + + :return (($DailyPskSecrets->0->($Day - 1)) . \ + ($DailyPskSecrets->1->($Month - 1)) . \ + ($DailyPskSecrets->2->$WeekDay)); +} + +:local Date [ / system clock get date ]; +:local NewPsk [ $GeneratePSK $Date ]; + +:foreach AccList in=[ / caps-man access-list find where comment~$DailyPskMatchComment ] do={ + :local Ssid [ / caps-man access-list get $AccList ssid-regexp ]; + :local Configuration [ / caps-man configuration get [ find where ssid=$Ssid ] name ]; + :local OldPsk [ / caps-man access-list get $AccList private-passphrase ]; + :local Skip 0; + + :if ($NewPsk != $OldPsk) do={ + :log info ("Updating daily PSK for " . $Ssid . " to " . $NewPsk . " (was " . $OldPsk . ")"); + / caps-man access-list set $AccList private-passphrase=$NewPsk; + + :if ([ / caps-man interface print count-only where configuration=$Configuration ] > 0) do={ + :foreach SeenSsid in=$Seen do={ + :if ($SeenSsid = $Ssid) do={ + :log debug ("Already sent a mail for SSID " . $Ssid . ", skipping."); + :set Skip 1; + } + } + + :if ($Skip = 0) do={ + :set Seen ($Seen, $Ssid); + + :local Url ("https://www.eworm.de/cgi-bin/cqrlogo-wifi.cgi" . \ + "?scale=8&level=1&ssid=" . [ $UrlEncode $Ssid ] . "&pass=" . [ $UrlEncode $NewPsk ]); + :local Attach "qrcode-daily.png"; + + :do { + / tool fetch mode=https check-certificate=yes-without-crl \ + $Url dst-path=$Attach; + } on-error={ + :set Attach ""; + } + + $SendNotification ("daily PSK " . $Ssid) \ + ("This is the daily PSK on " . $Identity . ":\n\n" . \ + "SSID: " . $Ssid . "\n" . \ + "PSK: " . $NewPsk . "\n" . \ + "Date: " . $Date . "\n\n" . \ + $Url) $Attach; + } + } + } +} diff --git a/daily-psk b/daily-psk.local index f05af1c..363765f 100644 --- a/daily-psk +++ b/daily-psk.local @@ -1,5 +1,5 @@ #!rsc -# RouterOS script: daily-psk +# RouterOS script: daily-psk.local # Copyright (c) 2013-2019 Christian Hesse <mail@eworm.de> # Michael Gisbers <michael@gisbers.de> # @@ -48,16 +48,15 @@ :foreach AccList in=[ / interface wireless access-list find where comment~$DailyPskMatchComment ] do={ :local IntName [ / interface wireless access-list get $AccList interface ]; - :local Interface [ / interface wireless find where name=$IntName disabled=no ]; :local Ssid [ / interface wireless get $IntName ssid ]; :local OldPsk [ / interface wireless access-list get $AccList private-pre-shared-key ]; :local Skip 0; :if ($NewPsk != $OldPsk) do={ - :log info ("Updating daily PSK for " . $IntName . " to " . $NewPsk . " (was " . $OldPsk . ")"); + :log info ("Updating daily PSK for " . $Ssid . " to " . $NewPsk . " (was " . $OldPsk . ")"); / interface wireless access-list set $AccList private-pre-shared-key=$NewPsk; - :if ([ :len $Interface ] = 1) do={ + :if ([ / interface wireless print count-only where name=$IntName disabled=no ] = 1) do={ :foreach SeenSsid in=$Seen do={ :if ($SeenSsid = $Ssid) do={ :log debug ("Already sent a mail for SSID " . $Ssid . ", skipping."); @@ -86,8 +85,6 @@ "Date: " . $Date . "\n\n" . \ $Url) $Attach; } - } else={ - :log debug ("Missing active interface " . $IntName . " for access list entry."); } } } diff --git a/daily-psk.template b/daily-psk.template new file mode 100644 index 0000000..a9d65f2 --- /dev/null +++ b/daily-psk.template @@ -0,0 +1,96 @@ +#!rsc +# RouterOS script: daily-psk%TEMPL% +# Copyright (c) 2013-2019 Christian Hesse <mail@eworm.de> +# Michael Gisbers <michael@gisbers.de> +# +# update daily PSK (pre shared key) + +:global Identity; +:global DailyPskMatchComment; +:global UrlEncode; + +:global SendNotification; + +:local Seen [ :toarray "" ]; + +# return pseudo-random string for PSK +:local GeneratePSK do={ + :local Date [ :tostr $1 ]; + + :global DailyPskSecrets; + + :local Months { "jan"; "feb"; "mar"; "apr"; "may"; "jun"; + "jul"; "aug"; "sep"; "oct"; "nov"; "dec" }; + + :local Month [ :pick $Date 0 3 ]; + :local Day [ :tonum [ :pick $Date 4 6 ] ]; + :local Year [ :pick $Date 7 11 ]; + + :for MIndex from=0 to=[ :len $Months ] do={ + :if ($Months->$MIndex = $Month) do={ + :set Month ($MIndex + 1); + } + } + + :local A ((14 - $Month) / 12); + :local B ($Year - $A); + :local C ($Month + 12 * $A - 2); + :local WeekDay (7000 + $Day + $B + ($B / 4) - ($B / 100) + ($B / 400) + ((31 * $C) / 12)); + :set WeekDay ($WeekDay - (($WeekDay / 7) * 7)); + + :return (($DailyPskSecrets->0->($Day - 1)) . \ + ($DailyPskSecrets->1->($Month - 1)) . \ + ($DailyPskSecrets->2->$WeekDay)); +} + +:local Date [ / system clock get date ]; +:local NewPsk [ $GeneratePSK $Date ]; + +:foreach AccList in=[ / interface wireless access-list find where comment~$DailyPskMatchComment ] do={ +:foreach AccList in=[ / caps-man access-list find where comment~$DailyPskMatchComment ] do={ + :local IntName [ / interface wireless access-list get $AccList interface ]; + :local Ssid [ / interface wireless get $IntName ssid ]; + :local Ssid [ / caps-man access-list get $AccList ssid-regexp ]; + :local Configuration [ / caps-man configuration get [ find where ssid=$Ssid ] name ]; + :local OldPsk [ / interface wireless access-list get $AccList private-pre-shared-key ]; + :local OldPsk [ / caps-man access-list get $AccList private-passphrase ]; + :local Skip 0; + + :if ($NewPsk != $OldPsk) do={ + :log info ("Updating daily PSK for " . $Ssid . " to " . $NewPsk . " (was " . $OldPsk . ")"); + / interface wireless access-list set $AccList private-pre-shared-key=$NewPsk; + / caps-man access-list set $AccList private-passphrase=$NewPsk; + + :if ([ / interface wireless print count-only where name=$IntName disabled=no ] = 1) do={ + :if ([ / caps-man interface print count-only where configuration=$Configuration ] > 0) do={ + :foreach SeenSsid in=$Seen do={ + :if ($SeenSsid = $Ssid) do={ + :log debug ("Already sent a mail for SSID " . $Ssid . ", skipping."); + :set Skip 1; + } + } + + :if ($Skip = 0) do={ + :set Seen ($Seen, $Ssid); + + :local Url ("https://www.eworm.de/cgi-bin/cqrlogo-wifi.cgi" . \ + "?scale=8&level=1&ssid=" . [ $UrlEncode $Ssid ] . "&pass=" . [ $UrlEncode $NewPsk ]); + :local Attach "qrcode-daily.png"; + + :do { + / tool fetch mode=https check-certificate=yes-without-crl \ + $Url dst-path=$Attach; + } on-error={ + :set Attach ""; + } + + $SendNotification ("daily PSK " . $Ssid) \ + ("This is the daily PSK on " . $Identity . ":\n\n" . \ + "SSID: " . $Ssid . "\n" . \ + "PSK: " . $NewPsk . "\n" . \ + "Date: " . $Date . "\n\n" . \ + $Url) $Attach; + } + } + } +} |