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routeros-scripts
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global-functions: introduce $ScriptRunOnce

This commit is contained in:
Christian Hesse 2021-07-09 22:05:45 +02:00
parent d1ef710093
commit 483506b189
4 changed files with 49 additions and 3 deletions
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6
global-config
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@ -8,7 +8,7 @@
# Make sure all configuration properties are up to date and this
# value is in sync with value in script 'global-functions'!
:global GlobalConfigVersion 61;
:global GlobalConfigVersion 62;
# This is used for DNS and backup file.
:global Domain "example.com";
@ -167,6 +167,10 @@
# use next branch with default url (git.eworm.de)
#:global ScriptUpdatesUrlSuffix "\?h=next";
# Use this for defaults with $ScriptRunOnce
:global ScriptRunOnceBaseUrl "";
:global ScriptRunOnceUrlSuffix "";
# This project is developed in private spare time and usage is free of charge
# for you. If you like the scripts and think this is of value for you or your
# business please consider a donation:

2
global-config-overlay
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@ -8,7 +8,7 @@
# Make sure all configuration properties are up to date and this
# value is in sync with value in script 'global-functions'!
# Comment or remove to disable news and change notifications.
:global GlobalConfigVersion 61;
:global GlobalConfigVersion 62;
# Copy configuration from global-config here and modify it.

1
global-config.changes
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@ -65,6 +65,7 @@
59="Updating CAP with 'check-routeros-update' is now possible with opt-in.";
60="Implemented a pre-down hook in 'netwatch-notify' that fires at two thirds of failed checks.";
61="Finally removed old scripts.";
62="Added '\$ScriptRunOnce' to run a script from URL once without installation, intended to aid configuration management and the like.";
};
# Migration steps to be applied on script updates

43
global-functions
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@ -8,7 +8,7 @@
# https://git.eworm.de/cgit/routeros-scripts/about/
# expected configuration version
:global ExpectedConfigVersion 61;
:global ExpectedConfigVersion 62;
# global variables not to be changed by user
:global GlobalFunctionsReady false;
@ -44,6 +44,7 @@
:global ScriptFromTerminal;
:global ScriptInstallUpdate;
:global ScriptLock;
:global ScriptRunOnce;
:global SendEMail;
:global SendEMail2;
:global SendNotification;
@ -991,6 +992,46 @@
:return true;
}
# fetch and run script(s) once
:set ScriptRunOnce do={
:local Scripts [ :toarray $1 ];
:global ScriptRunOnceBaseUrl;
:global ScriptRunOnceUrlSuffix;
:global LogPrintExit2;
:global ValidateSyntax;
:foreach Script in=$Scripts do={
:if (!($Script ~ "^(ftp|https\?|sftp)://")) do={
:if ([ :len $ScriptRunOnceBaseUrl ] = 0) do={
$LogPrintExit2 warning $0 ("Script '" . $Script . "' is not an url and base url is not available.") true;
}
:set Script ($ScriptRunOnceBaseUrl . $Script . $ScriptRunOnceUrlSuffix);
}
:local Source;
:do {
:set Source ([ / tool fetch check-certificate=yes-without-crl $Script output=user as-value ]->"data");
} on-error={
$LogPrintExit2 warning $0 ("Failed fetching script '" . $Script . "'!") false;
}
:if ([ :len $Source ] > 0) do={
:if ([ $ValidateSyntax $Source ] = true) do={
:do {
$LogPrintExit2 info $0 ("Running script '" . $Script . "' now.") false;
[ :parse $Source ];
} on-error={
$LogPrintExit2 warning $0 ("The script '" . $Script . "' failed to run!") false;
}
} else={
$LogPrintExit2 warning $0 ("The script '" . $Script . "' failed syntax validation!") false;
}
}
}
}
# send notification via e-mail - expects at lease two string arguments
:set SendEMail do={
:global SendEMail2;