From 56e641a980a184b76914f8808793b7e952cdf76e Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Mon, 9 Jul 2018 16:05:04 +0200
Subject: script-updates: support fetch from url

---
 global-config  |  6 ++++++
 script-updates | 49 ++++++++++++++++++++++++++++++++++++++++---------
 2 files changed, 46 insertions(+), 9 deletions(-)

diff --git a/global-config b/global-config
index 534df40..fcc9dfb 100644
--- a/global-config
+++ b/global-config
@@ -37,6 +37,12 @@
 # ntp settings. A pool can rotate servers.
 :global "ntp-pool" "pool.ntp.org";
 
+# Enable this to fetch scripts from given url.
+:global "script-updates-fetch" false;
+:global "script-updates-baseurl" "https://git.eworm.de/cgit.cgi/routeros-scripts/plain/";
+:global "script-updates-ignore" { "global-config"; "GeneratePSK" }
+:global "script-updates-fetch-ignore" { "" };
+
 # Do *NOT* change these!
 :global "sent-routeros-update-notification" false;
 :global "identity" [ / system identity get name ];
diff --git a/script-updates b/script-updates
index 13480d1..ffa8da4 100644
--- a/script-updates
+++ b/script-updates
@@ -1,17 +1,48 @@
 # RouterOS script: script-updates
 # Copyright (c) 2013-2018 Christian Hesse <mail@eworm.de>
 #
-# update installed scripts from file
+# update installed scripts from file or url
+
+:global "script-updates-fetch";
+:global "script-updates-baseurl";
+:global "script-updates-ignore";
+:global "script-updates-fetch-ignore";
 
 :foreach script in=[ / system script find ] do={
+  :local ignore 0;
   :local scriptname [ / system script get $script name ];
-  :local scriptfile [ / file find where name=("script-updates/" . $scriptname) ];
-  :if ([ :len $scriptfile ] > 0) do={
-    :log info ("Updating script: " . $scriptname);
-    :local scriptcontent [ / file get $scriptfile content ];
-    / system script set owner=$scriptname source=$scriptcontent $script;
-    / file remove $scriptfile;
-  } else={
-    :log debug ("No update for script " . $scriptname);
+
+  :foreach "ignore-loop" in=$"script-updates-ignore" do={
+    :if ($"ignore-loop" = $scriptname) do={ :set ignore 1; }
+  }
+
+  :if ($ignore = 0) do={
+    :local scriptfile [ / file find where name=("script-updates/" . $scriptname) ];
+
+    :if ([ :len $scriptfile ] = 0 && $"script-updates-fetch" = true) do={
+      :foreach "ignore-loop" in=$"script-updates-fetch-ignore" do={
+        :if ($"ignore-loop" = $scriptname) do={ :set ignore 1; }
+      }
+
+      :if ($ignore = 0) do={
+        :log debug ("Fetching script from url: " . $scriptname);
+        / tool fetch dst-path=("script-updates/" . $scriptname) ($"script-updates-baseurl" . $scriptname);
+        :set scriptfile [ / file find where name=("script-updates/" . $scriptname) ];
+      }
+    }
+
+    :if ([ :len $scriptfile ] > 0) do={
+      :local filecontent [ / file get $scriptfile content ];
+      :local scriptsource [ / system script get $script source ];
+      :if ($filecontent = $scriptsource) do={
+        :log debug ("Script " .  $scriptname . " did not change");
+      } else={
+        :log info ("Updating script: " . $scriptname);
+        / system script set owner=$scriptname source=$filecontent $script;
+      }
+      / file remove $scriptfile;
+    } else={
+      :log debug ("No update for script " . $scriptname);
+    }
   }
 }
-- 
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