mirror of
https://github.com/eworm-de/routeros-scripts
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262 lines
10 KiB
Plaintext
262 lines
10 KiB
Plaintext
#!rsc by RouterOS
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# RouterOS script: global-functions
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# Copyright (c) 2013-2023 Christian Hesse <mail@eworm.de>
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# Michael Gisbers <michael@gisbers.de>
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# https://git.eworm.de/cgit/routeros-scripts/about/COPYING.md
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#
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# requires RouterOS, version=7.7
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#
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# WARNING: If you find this stripped version of global-functions
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# on your Router something went wrong and migration failed. To
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# recover run this function: $RouterOSScriptsRecover
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# expected configuration version
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:global ExpectedConfigVersion 95;
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# global functions
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:global RouterOSScriptsRecover;
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:global ScriptInstallUpdate;
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# recover from failed migration
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:set RouterOSScriptsRecover do={
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:global ScriptInstallUpdate;
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:foreach Script in={ "global-config"; "global-functions" } do={
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/system/script/set name=$Script source=([ /tool/fetch check-certificate=yes-without-crl ("https://git.eworm.de/cgit/routeros-scripts/plain/" . $Script . ".rsc") output=user as-value]->"data");
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/system/script/run $Script;
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}
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$ScriptInstallUpdate;
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}
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# install new scripts, update existing scripts
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:set ScriptInstallUpdate do={
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:local Scripts [ :toarray $1 ];
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:local NewComment [ :tostr $2 ];
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:global ExpectedConfigVersion;
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:global Identity;
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:global IDonate;
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:global NoNewsAndChangesNotification;
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:global NotificationsWithSymbols;
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:global ScriptUpdatesBaseUrl;
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:global ScriptUpdatesFetch;
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:global ScriptUpdatesUrlSuffix;
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:global CertificateAvailable;
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:global EitherOr;
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:global Grep;
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:global IfThenElse;
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:global LogPrintExit2;
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:global ParseKeyValueStore;
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:global RequiredRouterOS;
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:global SendNotification2;
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:global SymbolForNotification;
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:global ValidateSyntax;
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:if ([ $CertificateAvailable "R3" ] = false) do={
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$LogPrintExit2 warning $0 ("Downloading certificate failed, trying without.") false;
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}
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:if ([ $CertificateAvailable "E1" ] = false) do={
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$LogPrintExit2 warning $0 ("Downloading certificate failed, trying without.") false;
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}
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:foreach Script in=$Scripts do={
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:if ([ :len [ /system/script/find where name=$Script ] ] = 0) do={
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$LogPrintExit2 info $0 ("Adding new script: " . $Script) false;
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/system/script/add name=$Script owner=$Script source="#!rsc by RouterOS\n" comment=$NewComment;
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}
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}
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:local ExpectedConfigVersionBefore $ExpectedConfigVersion;
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:local ReloadGlobalFunctions false;
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:local ReloadGlobalConfig false;
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:foreach Script in=[ /system/script/find where source~"^#!rsc by RouterOS\n" ] do={
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:local ScriptVal [ /system/script/get $Script ];
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:local ScriptFile [ /file/find where name=("script-updates/" . $ScriptVal->"name") ];
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:local SourceNew;
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:if ([ :len $ScriptFile ] > 0) do={
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:set SourceNew [ /file/get $ScriptFile contents ];
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/file/remove $ScriptFile;
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}
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:foreach Scheduler in=[ /system/scheduler/find where on-event~("\\b" . $ScriptVal->"name" . "\\b") ] do={
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:local SchedulerVal [ /system/scheduler/get $Scheduler ];
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:if ($ScriptVal->"policy" != $SchedulerVal->"policy") do={
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$LogPrintExit2 warning $0 ("Policies differ for script '" . $ScriptVal->"name" . \
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"' and its scheduler '" . $SchedulerVal->"name" . "'!") false;
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}
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}
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:if ([ :len $SourceNew ] = 0 && $ScriptUpdatesFetch = true) do={
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:local Comment [ $ParseKeyValueStore ($ScriptVal->"comment") ];
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:if (!($Comment->"ignore" = true)) do={
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:do {
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:local BaseUrl $ScriptUpdatesBaseUrl;
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:local UrlSuffix $ScriptUpdatesUrlSuffix;
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:if ([ :typeof ($Comment->"base-url") ] = "str") do={ :set BaseUrl ($Comment->"base-url"); }
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:if ([ :typeof ($Comment->"url-suffix") ] = "str") do={ :set UrlSuffix ($Comment->"url-suffix"); }
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:local Url ($BaseUrl . $ScriptVal->"name" . ".rsc" . $UrlSuffix);
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$LogPrintExit2 debug $0 ("Fetching script '" . $ScriptVal->"name" . "' from url: " . $Url) false;
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:local Result [ /tool/fetch check-certificate=yes-without-crl $Url output=user as-value ];
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:if ($Result->"status" = "finished") do={
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:set SourceNew ($Result->"data");
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}
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} on-error={
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:if ($ScriptVal->"source" = "#!rsc by RouterOS\n") do={
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$LogPrintExit2 warning $0 ("Failed fetching script '" . $ScriptVal->"name" . \
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"', removing dummy. Typo on installation?") false;
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/system/script/remove $Script;
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} else={
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$LogPrintExit2 warning $0 ("Failed fetching script '" . $ScriptVal->"name" . "'!") false;
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}
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}
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}
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}
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:if ([ :len $SourceNew ] > 0) do={
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:if ($SourceNew != $ScriptVal->"source") do={
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:if ([ :pick $SourceNew 0 18 ] = "#!rsc by RouterOS\n") do={
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:local Required ([ $ParseKeyValueStore [ $Grep $SourceNew "# requires RouterOS, " ] ]->"version");
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:if ([ $RequiredRouterOS $0 [ $EitherOr $Required "0.0" ] false ] = true) do={
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:if ([ $ValidateSyntax $SourceNew ] = true) do={
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$LogPrintExit2 info $0 ("Updating script: " . $ScriptVal->"name") false;
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/system/script/set owner=($ScriptVal->"name") source=$SourceNew $Script;
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:if ($ScriptVal->"name" = "global-config") do={
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:set ReloadGlobalConfig true;
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}
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:if ($ScriptVal->"name" = "global-functions" || $ScriptVal->"name" ~ ("^mod/.")) do={
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:set ReloadGlobalFunctions true;
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}
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} else={
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$LogPrintExit2 warning $0 ("Syntax validation for script '" . $ScriptVal->"name" . \
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"' failed! Ignoring!") false;
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}
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} else={
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$LogPrintExit2 warning $0 ("The script '" . $ScriptVal->"name" . "' requires RouterOS " . \
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$Required . ", which is not met by your installation. Ignoring!") false;
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}
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} else={
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$LogPrintExit2 warning $0 ("Looks like new script '" . $ScriptVal->"name" . \
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"' is not valid (missing shebang). Ignoring!") false;
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}
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} else={
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$LogPrintExit2 debug $0 ("Script '" . $ScriptVal->"name" . "' did not change.") false;
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}
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} else={
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$LogPrintExit2 debug $0 ("No update for script '" . $ScriptVal->"name" . "'.") false;
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}
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}
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:if ($ReloadGlobalFunctions = true) do={
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$LogPrintExit2 info $0 ("Reloading global functions.") false;
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:do {
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/system/script/run global-functions;
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} on-error={
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$LogPrintExit2 error $0 ("Reloading global functions failed!") false;
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}
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}
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:if ($ReloadGlobalConfig = true) do={
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$LogPrintExit2 info $0 ("Reloading global configuration.") false;
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:do {
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/system/script/run global-config;
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} on-error={
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$LogPrintExit2 error $0 ("Reloading global configuration failed!" . \
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" Syntax error or missing overlay\?") false;
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}
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}
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:if ($ExpectedConfigVersionBefore > $ExpectedConfigVersion) do={
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$LogPrintExit2 warning $0 ("The configuration version decreased from " . \
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$ExpectedConfigVersionBefore . " to " . $ExpectedConfigVersion . \
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". Installed an older version?") false;
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}
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:if ($ExpectedConfigVersionBefore < $ExpectedConfigVersion) do={
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:global GlobalConfigChanges;
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:global GlobalConfigMigration;
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:local ChangeLogCode;
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:do {
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:local Url ($ScriptUpdatesBaseUrl . "news-and-changes.rsc" . $ScriptUpdatesUrlSuffix);
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$LogPrintExit2 debug $0 ("Fetching news, changes and migration: " . $Url) false;
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:local Result [ /tool/fetch check-certificate=yes-without-crl $Url output=user as-value ];
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:if ($Result->"status" = "finished") do={
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:set ChangeLogCode ($Result->"data");
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}
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} on-error={
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$LogPrintExit2 warning $0 ("Failed fetching news, changes and migration!") false;
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}
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:if ([ :len $ChangeLogCode ] > 0) do={
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:if ([ $ValidateSyntax $ChangeLogCode ] = true) do={
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:do {
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[ :parse $ChangeLogCode ];
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} on-error={
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$LogPrintExit2 warning $0 ("The changelog failed to run!") false;
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}
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} else={
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$LogPrintExit2 warning $0 ("The changelog failed syntax validation!") false;
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}
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}
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:if ([ :len $GlobalConfigMigration ] > 0) do={
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:for I from=($ExpectedConfigVersionBefore + 1) to=$ExpectedConfigVersion do={
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:local Migration ($GlobalConfigMigration->[ :tostr $I ]);
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:if ([ :typeof $Migration ] = "str") do={
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:if ([ $ValidateSyntax $Migration ] = true) do={
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$LogPrintExit2 info $0 ("Applying migration for change " . $I . ": " . $Migration) false;
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:do {
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[ :parse $Migration ];
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} on-error={
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$LogPrintExit2 warning $0 ("Migration code for change " . $I . " failed to run!") false;
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}
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} else={
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$LogPrintExit2 warning $0 ("Migration code for change " . $I . " failed syntax validation!") false;
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}
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}
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}
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}
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:local NotificationMessage ("The configuration version on " . $Identity . " increased " . \
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"to " . $ExpectedConfigVersion . ", current configuration may need modification. " . \
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"Please review and update global-config-overlay, then re-run global-config.");
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$LogPrintExit2 info $0 ($NotificationMessage) false;
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:if ([ :len $GlobalConfigChanges ] > 0) do={
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:set NotificationMessage ($NotificationMessage . "\n\nChanges:");
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:for I from=($ExpectedConfigVersionBefore + 1) to=$ExpectedConfigVersion do={
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:local Change ($GlobalConfigChanges->[ :tostr $I ]);
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:set NotificationMessage ($NotificationMessage . "\n " . \
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[ $IfThenElse ($NotificationsWithSymbols = true) ("\E2\97\8F") "*" ] . " " . $Change);
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$LogPrintExit2 info $0 ("Change " . $I . ": " . $Change) false;
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}
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} else={
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:set NotificationMessage ($NotificationMessage . "\n\nNews and changes are not available.");
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}
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:if ($NoNewsAndChangesNotification != true) do={
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:local Link;
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:if ($IDonate != true) do={
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:set NotificationMessage ($NotificationMessage . \
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"\n\n==== donation hint ====\n" . \
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"This project is developed in private spare time and usage is " . \
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"free of charge for you. If you like the scripts and think this is " . \
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"of value for you or your business please consider a donation.");
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:set Link "https://git.eworm.de/cgit/routeros-scripts/about/#donate";
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}
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$SendNotification2 ({ origin=$0; \
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subject=([ $SymbolForNotification "pushpin" ] . "News and configuration changes"); \
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message=$NotificationMessage; link=$Link });
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}
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:set GlobalConfigChanges;
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:set GlobalConfigMigration;
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}
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}
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