sysutils/git-backup: add force push option (#4981)

sysutils/git-backup/Makefile

@@ -1,6 +1,6 @@
 PLUGIN_NAME=		git-backup
 PLUGIN_VERSION=		1.0
-PLUGIN_REVISION=	3
+PLUGIN_REVISION=	4
 PLUGIN_COMMENT=		Track config changes using git
 PLUGIN_DEPENDS=		git
 PLUGIN_MAINTAINER=	ad@opnsense.org

sysutils/git-backup/src/opnsense/mvc/app/library/OPNsense/Backup/Git.php

@@ -66,6 +66,13 @@ class Git extends Base implements IBackupProvider
              "help" => gettext("Target branch to push to."),
              "value" => null
            ],
+           [
+             "name" => "force_push",
+             "type" => "checkbox",
+             "label" => gettext("Force Push"),
+             "help" => gettext("When enabled, force push to origin if diverged (e.g., after restoring from an earlier backup). Use with caution as this overwrites remote history."),
+             "value" => null
+           ],
            [
              "name" => "privkey",
              "type" => "passwordarea",
@@ -161,8 +168,9 @@ class Git extends Base implements IBackupProvider
         }
         exec("cd {$targetdir} && {$git} remote remove origin");
         exec("cd {$targetdir} && {$git} remote add origin " . escapeshellarg($url));
+        $force_flag = (string)$mdl->force_push === "1" ? "--force-with-lease " : "";
         $pushtxt = shell_exec(
-            "(cd {$targetdir} && {$git} push origin " . escapeshellarg("master:{$mdl->branch}") .
+            "(cd {$targetdir} && {$git} push {$force_flag}origin " . escapeshellarg("master:{$mdl->branch}") .
             " && echo '__exit_ok__') 2>&1"
         );
         if (strpos($pushtxt, '__exit_ok__')) {

sysutils/git-backup/src/opnsense/mvc/app/models/OPNsense/Backup/GitSettings.xml

@@ -33,6 +33,10 @@
           <Default>master</Default>
           <Required>Y</Required>
         </branch>
+        <force_push type="BooleanField">
+          <Default>0</Default>
+          <Required>Y</Required>
+        </force_push>
         <privkey type="TextField">
             <Required>N</Required>
         </privkey>