Merge branch 'nk-autotopup' into 'master'

FEATURE: Auto-topup



See merge request !419

.gitlab-ci.yml

@@ -27,7 +27,7 @@ make-test:
     - apt-get install -y git make
     - apt-get install -y libdevel-cover-perl libpod-coverage-perl libtest-most-perl
     - apt-get install -y libnet-server-perl libconfig-inifiles-perl libdatetime-perl libcache-fastmmap-perl libtimedate-perl
-      libcrypt-des-perl libcrypt-rc4-perl libdigest-sha-perl libdigest-md4-perl
+      libcrypt-des-perl libcrypt-rc4-perl libdigest-sha-perl libdigest-md4-perl libmime-lite-perl
     - apt-get install -y mysql-server
 
     # Start services and create dirs we need

database/convert-tsql

-#!/bin/bash
-# Database translation/creation script
-# Copyright (C) 2009-2016, AllWorldIT
-# Copyright (C) 2008, LinuxRulz
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-
-database="$1"
-file="$2"
-prefix="$3"
-
-
-# Display usage info
-display_usage() {
-    echo "Usage: $0 <database type> <file> [prefix]"
-    echo
-    echo "Valid database types:"
-    echo "      mysql   - For MySQL v5.5+"
-    echo "      pgsql   - For PostgreSQL"
-    echo "      sqlite  - For SQLite v3"
-    echo
-    exit
-}
-
-
-# Check we have our params
-if [ -z "$database" -o -z "$file" ]
-then
-    display_usage
-fi
-
-
-
-# Check file exists
-if [ ! -f "$file" ]
-then
-    echo "ERROR: Cannot open file '$file'"
-    exit 1
-fi
-
-# Check what we converting for
-case "$database" in
-	"mysql")
-		sed \
-			-e "s/@PREFIX@/$prefix/g" \
-			-e 's/@PRELOAD@/SET FOREIGN_KEY_CHECKS=0;/' \
-			-e 's/@POSTLOAD@/SET FOREIGN_KEY_CHECKS=1;/' \
-			-e 's/@CREATE_TABLE_SUFFIX@/ENGINE=InnoDB CHARACTER SET latin1 COLLATE latin1_bin/' \
-			-e 's/@SERIAL_TYPE@/SERIAL/' \
-			-e 's/@BIGINT_UNSIGNED@/BIGINT UNSIGNED/' \
-			-e 's/@INT_UNSIGNED@/INT UNSIGNED/' \
-			-e 's/@TRACK_KEY_LEN@/512/' \
-			-e 's/@SERIAL_REF_TYPE@/BIGINT UNSIGNED/' < "$file"
-		;;
-
-	"pgsql")
-		sed \
-			-e "s/@PREFIX@/$prefix/g" \
-			-e 's/@PRELOAD@/SET CONSTRAINTS ALL DEFERRED;/' \
-			-e 's/@POSTLOAD@//' \
-			-e 's/@CREATE_TABLE_SUFFIX@//' \
-			-e 's/@SERIAL_TYPE@/SERIAL PRIMARY KEY/' \
-			-e 's/@BIGINT_UNSIGNED@/INT8/' \
-			-e 's/@INT_UNSIGNED@/INT8/' \
-			-e 's/@TRACK_KEY_LEN@/512/' \
-			-e 's/@SERIAL_REF_TYPE@/INT8/' < "$file"
-		;;
-
-	"sqlite")
-		sed \
-			-e "s/@PREFIX@/$prefix/g" \
-			-e 's/@PRELOAD@//' \
-			-e 's/@POSTLOAD@//' \
-			-e 's/@CREATE_TABLE_SUFFIX@//' \
-			-e 's/@SERIAL_TYPE@/INTEGER PRIMARY KEY AUTOINCREMENT/' \
-			-e 's/@BIGINT_UNSIGNED@/INT8/' \
-			-e 's/@INT_UNSIGNED@/INT8/' \
-			-e 's/@TRACK_KEY_LEN@/512/' \
-			-e 's/@SERIAL_REF_TYPE@/INT8/' < "$file"
-		;;
-
-	*)
-	    echo "ERROR: Invalid database type '$database'"
-	    exit 1
-	    ;;
-
-esac
-
-

lib/smradius/attributes.pm

@@ -68,7 +68,19 @@ my @attributeReplyIgnoreList = (
 	'SMRadius-Username-Transform',
 	'SMRadius-Evaluate',
 	'SMRadius-Peer-Address',
-	'SMRadius-Disable-WebUITopup'
+	'SMRadius-Disable-WebUITopup',
+	'SMRadius-AutoTopup-Traffic-Enabled',
+	'SMRadius-AutoTopup-Traffic-Amount',
+	'SMRadius-AutoTopup-Traffic-Limit',
+	'SMRadius-AutoTopup-Traffic-Notify',
+	'SMRadius-AutoTopup-Traffic-NotifyTemplate',
+	'SMRadius-AutoTopup-Traffic-Threshold',
+	'SMRadius-AutoTopup-Uptime-Enabled',
+	'SMRadius-AutoTopup-Uptime-Amount',
+	'SMRadius-AutoTopup-Uptime-Limit',
+	'SMRadius-AutoTopup-Uptime-Notify',
+	'SMRadius-AutoTopup-Uptime-NotifyTemplate',
+	'SMRadius-AutoTopup-Uptime-Threshold',
 );
 my @attributeVReplyIgnoreList = (
 );

lib/smradius/daemon.pm

@@ -80,6 +80,12 @@ if (!eval {require Cache::FastMmap; 1;}) {
 	eval {use AWITPT::Cache;};
 }
 
+# Check MIME::Lite is installed
+if (!eval {require MIME::Lite; 1;}) {
+	print STDERR "You're missing MIME::Lite, try 'apt-get install libmime-lite-perl'\n";
+	exit 1;
+}
+
 
 ## no critic (BuiltinFunctions::ProhibitStringyEval)
 eval qq{
@@ -817,15 +823,6 @@ sub process_request {
 			}
 		}
 
-		# Tell the NAS we got its packet
-		my $resp = smradius::Radius::Packet->new($self->{'radius'}->{'dictionary'});
-		$resp->set_code('Accounting-Response');
-		$resp->set_identifier($pkt->identifier);
-		$resp->set_authenticator($pkt->authenticator);
-		$server->{'client'}->send(
-			auth_resp($resp->pack, getAttributeValue($user->{'ConfigAttributes'},"SMRadius-Config-Secret"))
-		);
-
 		# Are we going to POD the user?
 		my $PODUser = 0;
 
@@ -860,6 +857,15 @@ sub process_request {
 			}
 		}
 
+		# Tell the NAS we got its packet
+		my $resp = smradius::Radius::Packet->new($self->{'radius'}->{'dictionary'});
+		$resp->set_code('Accounting-Response');
+		$resp->set_identifier($pkt->identifier);
+		$resp->set_authenticator($pkt->authenticator);
+		$server->{'client'}->send(
+			auth_resp($resp->pack, getAttributeValue($user->{'ConfigAttributes'},"SMRadius-Config-Secret"))
+		);
+
 		# Build a list of our attributes in the packet
 		my $acctAttributes;
 		foreach my $attr ($pkt->attributes) {

lib/smradius/modules/accounting/mod_accounting_sql.pm

@@ -355,7 +355,7 @@ sub getUsage
 	# Fetch data
 	my $sth = DBSelect(@dbDoParams);
 	if (!$sth) {
-		$server->log(LOG_ERR,"[MOD_ACCOUNTING_SQL] Database query failed: %s",AWITPT::DB::DBLayer::Error());
+		$server->log(LOG_ERR,"[MOD_ACCOUNTING_SQL] Database query failed: %s",AWITPT::DB::DBLayer::error());
 		return;
 	}
 
@@ -463,7 +463,7 @@ sub acct_log
 		# Fetch previous records of the same session
 		my $sth = DBSelect(@dbDoParams);
 		if (!$sth) {
-			$server->log(LOG_ERR,"[MOD_ACCOUNTING_SQL] Database query failed: %s",AWITPT::DB::DBLayer::Error());
+			$server->log(LOG_ERR,"[MOD_ACCOUNTING_SQL] Database query failed: %s",AWITPT::DB::DBLayer::error());
 			return;
 		}
 
@@ -555,7 +555,7 @@ sub acct_log
 		$sth = DBDo(@dbDoParams);
 		if (!$sth) {
 			$server->log(LOG_ERR,"[MOD_ACCOUNTING_SQL] Failed to update accounting ALIVE record: ".
-					AWITPT::DB::DBLayer::Error());
+					AWITPT::DB::DBLayer::error());
 			return MOD_RES_NACK;
 		}
 
@@ -584,7 +584,7 @@ sub acct_log
 		my $sth = DBDo(@dbDoParams);
 		if (!$sth) {
 			$server->log(LOG_ERR,"[MOD_ACCOUNTING_SQL] Failed to insert accounting START record: ".
-					AWITPT::DB::DBLayer::Error());
+					AWITPT::DB::DBLayer::error());
 			return MOD_RES_NACK;
 		}
 		# Update first login?
@@ -611,7 +611,7 @@ sub acct_log
 		# Update database (status)
 		my $sth = DBDo(@dbDoParams);
 		if (!$sth) {
-			$server->log(LOG_ERR,"[MOD_ACCOUNTING_SQL] Failed to update accounting STOP record: %s",AWITPT::DB::DBLayer::Error());
+			$server->log(LOG_ERR,"[MOD_ACCOUNTING_SQL] Failed to update accounting STOP record: %s",AWITPT::DB::DBLayer::error());
 			return MOD_RES_NACK;
 		}
 	}
@@ -633,7 +633,7 @@ sub fixDuplicates
 	# Select duplicates
 	my $sth = DBSelect(@dbDoParams);
 	if (!$sth) {
-		$server->log(LOG_ERR,"[MOD_ACCOUNTING_SQL] Database query failed: %s",AWITPT::DB::DBLayer::Error());
+		$server->log(LOG_ERR,"[MOD_ACCOUNTING_SQL] Database query failed: %s",AWITPT::DB::DBLayer::error());
 		return;
 	}
 
@@ -656,7 +656,7 @@ sub fixDuplicates
 		# Delete duplicates
 		$sth = DBDo(@dbDoParams);
 		if (!$sth) {
-			$server->log(LOG_ERR,"[MOD_ACCOUNTING_SQL] Database query failed: %s",AWITPT::DB::DBLayer::Error());
+			$server->log(LOG_ERR,"[MOD_ACCOUNTING_SQL] Database query failed: %s",AWITPT::DB::DBLayer::error());
 			DBRollback();
 			return;
 		}
@@ -704,7 +704,7 @@ sub cleanup
 	);
 	if (!$sth) {
 		$server->log(LOG_ERR,"[MOD_ACCOUNTING_SQL] Cleanup => Failed to delete accounting summary record: ".
-				AWITPT::DB::DBLayer::Error());
+				AWITPT::DB::DBLayer::error());
 		DBRollback();
 		return;
 	}
@@ -729,7 +729,7 @@ sub cleanup
 	);
 	if (!$sth) {
 		$server->log(LOG_ERR,"[MOD_ACCOUNTING_SQL] Cleanup => Failed to select accounting record: ".
-				AWITPT::DB::DBLayer::Error());
+				AWITPT::DB::DBLayer::error());
 		return;
 	}
 
@@ -836,7 +836,7 @@ sub cleanup
 		);
 		if (!$sth) {
 			$server->log(LOG_ERR,"[MOD_ACCOUNTING_SQL] Cleanup => Failed to create accounting summary record: ".
-					AWITPT::DB::DBLayer::Error());
+					AWITPT::DB::DBLayer::error());
 			DBRollback();
 			return;
 		}

lib/smradius/modules/features/mod_feature_capping.pm

@@ -27,7 +27,9 @@ use smradius::logging;
 use smradius::util;
 
 use AWITPT::Util;
-use POSIX qw(floor);
+use List::Util qw( min );
+use MIME::Lite;
+use POSIX qw( floor );
 
 
 # Load exporter
@@ -59,9 +61,6 @@ my $UPTIME_LIMIT_ATTRIBUTE = 'SMRadius-Capping-Uptime-Limit';
 my $TRAFFIC_TOPUP_ATTRIBUTE = 'SMRadius-Capping-Traffic-Topup';
 my $TIME_TOPUP_ATTRIBUTE = 'SMRadius-Capping-Uptime-Topup';
 
-my $TRAFFIC_AUTOTOPUP_ATTRIBUTE = 'SMRadius-Capping-Traffic-AutoTopup';
-my $TIME_AUTOTOPUP_ATTRIBUTE = 'SMRadius-Capping-Uptime-AutoTopup';
-
 my $config;
 
 
@@ -137,19 +136,15 @@ sub post_auth_hook
 	# Get valid traffic and uptime topups
 	#
 
-
 	# Check if there was any data returned at all
 	my $uptimeTopupAmount = _getConfigAttributeNumeric($server,$user,$TIME_TOPUP_ATTRIBUTE) // 0;
 	my $trafficTopupAmount = _getConfigAttributeNumeric($server,$user,$TRAFFIC_TOPUP_ATTRIBUTE) // 0;
-	my $uptimeAutoTopupAmount = _getConfigAttributeNumeric($server,$user,$TIME_AUTOTOPUP_ATTRIBUTE) // 0;
-	my $trafficAutoTopupAmount = _getConfigAttributeNumeric($server,$user,$TRAFFIC_AUTOTOPUP_ATTRIBUTE) // 0;
 
 
 	#
 	# Set the new uptime and traffic limits (limit, if any.. + topups)
 	#
 
-
 	# Uptime..
 	# // is a defined operator,  $a ? defined($a) : $b
 	my $uptimeLimitWithTopups = ($uptimeLimit // 0) + $uptimeTopupAmount;
@@ -159,18 +154,35 @@ sub post_auth_hook
 	my $trafficLimitWithTopups = ($trafficLimit // 0) + $trafficTopupAmount;
 
 
+	#
+	# Do auto-topups for both traffic and uptime
+	#
+
+	my $autoTopupTrafficAdded = _doAutoTopup($server,$user,$accountingUsage->{'TotalDataUsage'},"traffic",
+			$trafficLimitWithTopups,1);
+	if (defined($autoTopupTrafficAdded)) {
+		$trafficLimitWithTopups += $autoTopupTrafficAdded;
+	}
+
+	my $autoTopupUptimeAdded = _doAutoTopup($server,$user,$accountingUsage->{'TotalSessionTime'},"uptime",
+			$uptimeLimitWithTopups,2);
+	if (defined($autoTopupUptimeAdded)) {
+		$uptimeLimitWithTopups += $autoTopupUptimeAdded;
+	}
+
+
 	#
 	# Display our usages
 	#
-	_logUptimeUsage($server,$accountingUsage,$uptimeLimit,$uptimeTopupAmount);
-	_logTrafficUsage($server,$accountingUsage,$trafficLimit,$trafficTopupAmount);
+
+	_logUsage($server,$accountingUsage->{'TotalDataUsage'},$uptimeLimit,$uptimeTopupAmount,'traffic');
+	_logUsage($server,$accountingUsage->{'TotalSessionTime'},$uptimeLimit,$uptimeTopupAmount,'uptime');
 
 
 	#
 	# Add conditional variables
 	#
 
-	# Add attribute conditionals BEFORE override
 	addAttributeConditionalVariable($user,"SMRadius_Capping_TotalDataUsage",$accountingUsage->{'TotalDataUsage'});
 	addAttributeConditionalVariable($user,"SMRadius_Capping_TotalSessionTime",$accountingUsage->{'TotalSessionTime'});
 
@@ -334,8 +346,6 @@ sub post_acct_hook
 	# Check if there was any data returned at all
 	my $uptimeTopupAmount = _getConfigAttributeNumeric($server,$user,$TIME_TOPUP_ATTRIBUTE) // 0;
 	my $trafficTopupAmount = _getConfigAttributeNumeric($server,$user,$TRAFFIC_TOPUP_ATTRIBUTE) // 0;
-	my $uptimeAutoTopupAmount = _getConfigAttributeNumeric($server,$user,$TIME_AUTOTOPUP_ATTRIBUTE) // 0;
-	my $trafficAutoTopupAmount = _getConfigAttributeNumeric($server,$user,$TRAFFIC_AUTOTOPUP_ATTRIBUTE) // 0;
 
 
 	#
@@ -350,12 +360,30 @@ sub post_acct_hook
 	# // is a defined operator,  $a ? defined($a) : $b
 	my $trafficLimitWithTopups = ($trafficLimit // 0) + $trafficTopupAmount;
 
+
+	#
+	# Do auto-topups for both traffic and uptime
+	#
+
+	my $autoTopupTrafficAdded = _doAutoTopup($server,$user,$accountingUsage->{'TotalDataUsage'},"traffic",
+			$trafficLimitWithTopups,1);
+	if (defined($autoTopupTrafficAdded)) {
+		$trafficLimitWithTopups += $autoTopupTrafficAdded;
+	}
+
+	my $autoTopupUptimeAdded = _doAutoTopup($server,$user,$accountingUsage->{'TotalSessionTime'},"uptime",
+			$uptimeLimitWithTopups,2);
+	if (defined($autoTopupUptimeAdded)) {
+		$uptimeLimitWithTopups += $autoTopupUptimeAdded;
+	}
+
+
 	#
 	# Display our usages
 	#
 
-	_logUptimeUsage($server,$accountingUsage,$uptimeLimit,$uptimeTopupAmount);
-	_logTrafficUsage($server,$accountingUsage,$trafficLimit,$trafficTopupAmount);
+	_logUsage($server,$accountingUsage->{'TotalDataUsage'},$uptimeLimit,$uptimeTopupAmount,'traffic');
+	_logUsage($server,$accountingUsage->{'TotalSessionTime'},$uptimeLimit,$uptimeTopupAmount,'uptime');
 
 
 	#
@@ -476,62 +504,30 @@ sub _getAccountingUsage
 
 ## @internal
 # Code snippet to log our uptime usage
-sub _logUptimeUsage
+sub _logUsage
 {
-	my ($server,$accountingUsage,$uptimeLimit,$uptimeTopupAmount) = @_;
+	my ($server,$accountingUsage,$limit,$topupAmount,$type) = @_;
 
 
-	# Check if our limit is defined
-	if (!defined($uptimeLimit)) {
-		$server->log(LOG_DEBUG,"[MOD_FEATURE_CAPPING] Uptime => Usage total: ".$accountingUsage->{'TotalSessionTime'}.
-				"min (Limit: Prepaid, Topups: ".$uptimeTopupAmount."min)");
-		return;
-	}
-
-	# If so, check if its > 0, which would depict its capped
-	if ($uptimeLimit > 0) {
-		$server->log(LOG_DEBUG,"[MOD_FEATURE_CAPPING] Uptime => Usage total: ".$accountingUsage->{'TotalSessionTime'}.
-				"min (Limit: ".$uptimeLimit."min, Topups: ".$uptimeTopupAmount."min)");
-	} else {
-		$server->log(LOG_DEBUG,"[MOD_FEATURE_CAPPING] Uptime => Usage total: ".$accountingUsage->{'TotalSessionTime'}.
-				"min (Limit: none, Topups: ".$uptimeTopupAmount."min)");
-	}
-
-	return;
-}
-
-
-
-## @internal
-# Code snippet to log our traffic usage
-sub _logTrafficUsage
-{
-	my ($server,$accountingUsage,$trafficLimit,$trafficTopupAmount) = @_;
-
+	my $typeKey = ucfirst($type);
 
 	# Check if our limit is defined
-	if (!defined($trafficLimit)) {
-		$server->log(LOG_DEBUG,"[MOD_FEATURE_CAPPING] Bandwidth => Usage total: ".$accountingUsage->{'TotalDataUsage'}.
-				"Mbyte (Limit: Prepaid, Topups: ".$trafficTopupAmount."Mbyte)");
-		return;
-	}
-
-	# If so, check if its > 0, which would depict its capped
-	if ($trafficLimit > 0) {
-		$server->log(LOG_DEBUG,"[MOD_FEATURE_CAPPING] Bandwidth => Usage total: ".$accountingUsage->{'TotalDataUsage'}.
-				"Mbyte (Limit: ".$trafficLimit."Mbyte, Topups: ".$trafficTopupAmount."Mbyte)");
+	if (defined($limit) && !$limit) {
+		$limit = '-none-';
 	} else {
-		$server->log(LOG_DEBUG,"[MOD_FEATURE_CAPPING] Bandwidth => Usage total: ".$accountingUsage->{'TotalDataUsage'}.
-				"Mbyte (Limit: none, Topups: ".$trafficTopupAmount."Mbyte)");
+		$limit = '-topup-';
 	}
 
+	$server->log(LOG_INFO,"[MOD_FEATURE_CAPPING] Capping information [type: %s, total: %s, limit: %s, topups: %s]",
+			$type,$accountingUsage,$limit,$topupAmount);
+
 	return;
 }
 
 
 
 ## @internal
-# Function snippet to return a numeric configuration attribute
+# Function snippet to return a user attribute
 sub _getConfigAttributeNumeric
 {
 	my ($server,$user,$attributeName) = @_;
@@ -559,5 +555,255 @@ sub _getConfigAttributeNumeric
 
 
 
+## @internal
+# Function snippet to return a attribute
+sub _getAttribute
+{
+	my ($server,$user,$attributeName) = @_;
+
+
+	# Check the attribute exists
+	return if (!defined($user->{'Attributes'}->{$attributeName}));
+
+	$server->log(LOG_DEBUG,"[MOD_FEATURE_CAPPING] User attribute '".$attributeName."' is defined");
+
+	# Check the required operator is present in this case :=
+	if (!defined($user->{'Attributes'}->{$attributeName}->{':='})) {
+		$server->log(LOG_NOTICE,"[MOD_FEATURE_CAPPING] User attribute '".$attributeName."' has no ':=' operator");
+		return;
+	}
+
+	# Check the operator value is defined...
+	if (!defined($user->{'Attributes'}->{$attributeName}->{':='}->{'Value'})) {
+		$server->log(LOG_NOTICE,"[MOD_FEATURE_CAPPING] User attribute '".$attributeName."' has no value");
+		return;
+	}
+
+	return $user->{'Attributes'}->{$attributeName}->{':='}->{'Value'};
+}
+
+
+
+## @internal
+# Function which impelments our auto-topup functionality
+sub _doAutoTopup
+{
+	my ($server,$user,$accountingUsage,$type,$usageLimit,$topupType) = @_;
+	my $scfg = $server->{'inifile'};
+
+
+	# Get the key, which has the first letter uppercased
+	my $typeKey = ucfirst($type);
+
+	# Booleanize the attribute and check if its enabled
+	if (my $enabled = booleanize(_getAttribute($server,$user,"SMRadius-AutoTopup-$typeKey-Enabled"))) {
+		$server->log(LOG_INFO,'[MOD_FEATURE_CAPPING] AutoToups for %s is enabled',$type);
+	} else {
+		$server->log(LOG_DEBUG,'[MOD_FEATURE_CAPPING] AutoToups for %s is not enabled',$type);
+		return;
+	}
+
+	# Do sanity checks on the auto-topup amount
+	my $autoTopupAmount = _getAttribute($server,$user,"SMRadius-AutoTopup-$typeKey-Amount");
+	if (!defined($autoTopupAmount)) {
+		$server->log(LOG_WARN,'[MOD_FEATURE_CAPPING] SMRadius-AutoToup-%s-Amount must have a value',$typeKey);
+		return;
+	}
+	if (!isNumber($autoTopupAmount)){
+		$server->log(LOG_WARN,'[MOD_FEATURE_CAPPING] SMRadius-AutoToup-%s-Amount must be a number and be > 0, instead it was '.
+				'\'%s\', IGNORING SMRadius-AutoTopup-%s-Enabled',$typeKey,$autoTopupAmount,$typeKey);
+		return;
+	}
+
+	# Do sanity checks on the auto-topup threshold
+	my $autoTopupThreshold = _getAttribute($server,$user,"SMRadius-AutoTopup-$typeKey-Threshold");
+	if (defined($autoTopupThreshold) && !isNumber($autoTopupThreshold)){
+		$server->log(LOG_WARN,'[MOD_FEATURE_CAPPING] SMRadius-AutoToup-%s-Threshold must be a number and be > 0, instead it was '.
+				'\'%s\', IGNORING SMRadius-AutoTopup-%s-Threshold',$typeKey,$autoTopupAmount,$typeKey);
+		$autoTopupThreshold = undef;
+	}
+
+	# Check that if the auto-topup limit is defined, that it is > 0
+	my $autoTopupLimit = _getAttribute($server,$user,"SMRadius-AutoTopup-$typeKey-Limit");
+	if (defined($autoTopupLimit) && !isNumber($autoTopupLimit)) {
+		$server->log(LOG_WARN,'[MOD_FEATURE_CAPPING] SMRadius-AutoToup-%s-Limit must be a number and be > 0, instead it was '.
+				'\'%s\', IGNORING SMRadius-AutoTopup-%s-Enabled',$typeKey,$autoTopupAmount,$typeKey);
+		return;
+	}
+
+	# Pull in ahow many auto-topups were already added
+	my $autoTopupsAdded = _getConfigAttributeNumeric($server,$user,"SMRadius-Capping-$typeKey-AutoTopup") // 0;
+
+	# Default to an auto-topup threshold of the topup amount divided by two if none has been provided
+	$autoTopupThreshold //= floor($autoTopupAmount / 2);
+
+	# Check if we're still within our usage limit
+	return if ($accountingUsage + $autoTopupThreshold < $usageLimit + $autoTopupsAdded);
+
+	# Check the difference between our accounting usage and our usage limit
+	my $usageDelta = $accountingUsage - $usageLimit;
+	# Make sure our delta is at least 0
+	$usageDelta = 0 if ($usageDelta < 0);
+
+	# Calculate how many topups are needed
+	my $autoTopupsRequired = floor($usageDelta / $autoTopupAmount) + 1;
+
+	# Default the topups to add to the number required
+	my $autoTopupsToAdd = $autoTopupsRequired;
+
+	# If we have an auto-topup limit, recalculate how many we must add... maybe it exceeds
+	if (defined($autoTopupLimit)) {
+		my $autoTopupsAllowed = floor(($autoTopupLimit - $autoTopupsAdded) / $autoTopupAmount);
+		$autoTopupsToAdd = min($autoTopupsRequired,$autoTopupsAllowed);
+		# We cannot add a negative amount of auto-topups, if we have a negative amount, we have hit our limit
+		$autoTopupsToAdd = 0 if ($autoTopupsToAdd < 0);
+	}
+
+	# Total topup amount
+	my $autoTopupsToAddAmount = $autoTopupsToAdd * $autoTopupAmount;
+
+	# The datetime now
+	my $now = DateTime->now->set_time_zone($server->{'smradius'}->{'event_timezone'});
+	# Use truncate to set all values after 'month' to their default values
+	my $thisMonth = $now->clone()->truncate( to => "month" );
+	# This month, in string form
+	my $thisMonth_str = $thisMonth->strftime("%Y-%m-%d");
+	# Next month..
+	my $nextMonth = $thisMonth->clone()->add( months => 1 );
+	my $nextMonth_str = $nextMonth->strftime("%Y-%m-%d");
+
+	# Lets see if a module accepts to add a topup
+	my $res;
+	foreach my $module (@{$server->{'module_list'}}) {
+		# Do we have the correct plugin?
+		if (defined($module->{'Feature_Config_Topop_add'})) {
+			$server->log(LOG_INFO,"[MOD_FEATURE_CAPPING] Found plugin: '".$module->{'Name'}."'");
+			# Try add topup
+			$res = $module->{'Feature_Config_Topop_add'}($server,$user,$thisMonth_str,$nextMonth_str,
+					($topupType | 4),$autoTopupAmount);
+			# Skip to end if we added a topup
+			if ($res == MOD_RES_ACK) {
+				my $topupsRemaining = $autoTopupsToAdd - 1;
+				while ($topupsRemaining > 0) {
+					# Try add another topup
+					$res = $module->{'Feature_Config_Topop_add'}($server,$user,$thisMonth_str,$nextMonth_str,
+							($topupType | 4),$autoTopupAmount);
+					$topupsRemaining--;
+				}
+				last;
+			}
+		}
+	}
+	# If not, return undef
+	if (!defined($res) || $res != MOD_RES_ACK) {
+		$server->log(LOG_WARN,'[MOD_FEATURE_CAPPING] Auto-Topup(s) cannot be added, no module replied with ACK');