rspamd: add multimap.conf template

Author: jnorell

install/lib/installer_base.lib.php

@@ -1897,6 +1897,7 @@ public function configure_rspamd() {
 			'neural_group.conf',
 			'users.conf',
 			'groups.conf',
+			'multimap.conf',
 		);
 		foreach ($local_d as $f) {
 			if(file_exists($conf['ispconfig_install_dir']."/server/conf-custom/install/rspamd_${f}.master")) {

install/tpl/rspamd_multimap.conf.master

@@ -0,0 +1,15 @@
+# from https://rspamd.com/doc/configuration/selectors.html
+INVALUEMENT_SENDGRID_ID {
+  type = "selector";
+  selector = 'header("X-SG-EID").id;from("smtp","orig").regexp("/^<?bounces\+(\d+)\-[^@]+@/i").last';
+  map = "https://www.invaluement.com/spdata/sendgrid-id-dnsbl.txt";
+  score = 6.0;
+}
+
+INVALUEMENT_SENDGRID_DOMAIN {
+  type = "selector";
+  selector = 'header("X-SG-EID").id;from("smtp","orig"):domain.get_tld';
+  map = "https://www.invaluement.com/spdata/sendgrid-envelopefromdomain-dnsbl.txt";
+  score = 6.0;
+}
+