adding option to send extra message on deployment

notify.pl

@@ -31,6 +31,7 @@ use POSIX qw(strftime);
 # get function and function_variable (vmid) from arguments
 my $function = $ARGV[0] || "empty";
 my $function_variable = $ARGV[1] || "empty";
+my $message = $ARGV[2] || "empty";
 
 # define the prices for the different components of the VM
 my $base_price = '64';
@@ -144,8 +145,16 @@ sub mailout {
 		open(my $fh, '<', $template);
 		open my $fh_email, "|-", "/usr/sbin/sendmail -t";
 		printf $fh_email "To: %s\n", $_email;
-		while (my $row = <$fh>) {
+		TEMPLATE: while (my $row = <$fh>) {
 			chomp $row;
+			if ($row =~ m/MESSAGE/) {
+				if ($message ne "empty") {
+					$row =~ s/MESSAGE/$message\n/g;
+				} else {
+					next TEMPLATE;
+				}
+			}
+
 			$row =~ s/FIRSTNAME/$_firstname/g;
 			$row =~ s/VMID/$_instance/g;
 			$row =~ s/SERVER/$conf{'conf'}{'SERVER'}/g;

templates/email-deployed.txt

@@ -7,16 +7,17 @@ Hi FIRSTNAME,
 
 Welcome to OpenBSD Amsterdam! Your VM has been deployed.
 
+MESSAGE
 You are on host: SERVER.DOMAIN
 Your VM name: VMID
 
-Your IPv4 address: IPV4
-Your IPv4 subnet:  IPV4NETMASK
-Your IPv4 gateway: IPV4GW
+IPv4 address: IPV4
+IPv4 subnet:  IPV4NETMASK
+IPv4 gateway: IPV4GW
 
-Your IPv6 address: IPV6
-Your IPv6 subnet:  64
-Your IPv6 gateway: IPV6GW
+IPv6 address: IPV6
+IPv6 subnet:  64
+IPv6 gateway: IPV6GW
 
 You should be able to ssh into your VM.