don't enumerate the whole subnet when looking for a free address, #18556

[freeside.git] / FS / FS / addr_block.pm

diff --git a/FS/FS/addr_block.pm b/FS/FS/addr_block.pm
index 0fe2476..686bdbd 100755 (executable)
--- a/FS/FS/addr_block.pm
+++ b/FS/FS/addr_block.pm
@@ -8,6 +8,7 @@ use FS::svc_broadband;
 use FS::Conf;
 use NetAddr::IP;
 use Carp qw( carp );
+use List::Util qw( first );
 
 @ISA = qw( FS::Record );
 
@@ -76,14 +77,35 @@ otherwise returns false.
 Deletes this record from the database.  If there is an error, returns the
 error, otherwise returns false.
 
+=cut
+
 sub delete {
   my $self = shift;
-  return 'Block must be deallocated before deletion'
-    if $self->router;
-
-  $self->SUPER::delete;
+  return 'Block must be deallocated and have no services before deletion'
+    if $self->router || $self->svc_broadband;
+
+    local $SIG{HUP} = 'IGNORE';
+    local $SIG{INT} = 'IGNORE';
+    local $SIG{QUIT} = 'IGNORE';
+    local $SIG{TERM} = 'IGNORE';
+    local $SIG{TSTP} = 'IGNORE';
+    local $SIG{PIPE} = 'IGNORE';
+
+    my $oldAutoCommit = $FS::UID::AutoCommit;
+    local $FS::UID::AutoCommit = 0;
+    my $dbh = dbh;
+    
+    my $error = $self->SUPER::delete;
+    if ( $error ) {
+       $dbh->rollback if $oldAutoCommit;
+       return $error;
+    }
+  
+    $dbh->commit or die $dbh->errstr if $oldAutoCommit;
+    '';
 }
 
+
 =item replace OLD_RECORD
 
 Replaces OLD_RECORD with this one in the database.  If there is an error,
@@ -205,32 +227,40 @@ sub cidr {
 
 Returns a NetAddr::IP object corresponding to the first unassigned address 
 in the block (other than the network, broadcast, or gateway address).  If 
-there are no free addresses, returns false.  There are never free addresses
+there are no free addresses, returns nothing.  There are never free addresses
 when manual_flag is true.
 
+There is no longer a method to return all free addresses in a block.
+
 =cut
 
 sub next_free_addr {
   my $self = shift;
+  my $selfaddr = $self->NetAddr;
 
-  return '' if $self->manual_flag;
+  return if $self->manual_flag;
 
   my $conf = new FS::Conf;
   my @excludeaddr = $conf->config('exclude_ip_addr');
-  
-my @used =
-( (map { $_->NetAddr->addr }
-    ($self,
-     qsearch('svc_broadband', { blocknum => $self->blocknum }))
-  ), @excludeaddr
-);
-
-  my @free = $self->NetAddr->hostenum;
-  while (my $ip = shift @free) {
-    if (not grep {$_ eq $ip->addr;} @used) { return $ip; };
-  }
 
-  '';
+  my %used = map { $_ => 1 }
+  (
+    @excludeaddr,
+    $selfaddr->addr,
+    $selfaddr->network->addr,
+    $selfaddr->broadcast->addr,
+    (map { $_->NetAddr->addr }
+       qsearch('svc_broadband', { blocknum => $self->blocknum })
+    ), @excludeaddr
+  );
+
+  # just do a linear search of the block
+  my $freeaddr = $selfaddr->network + 1;
+  while ( $freeaddr < $selfaddr->broadcast ) {
+    return $freeaddr unless $used{ $freeaddr->addr };
+    $freeaddr++;
+  }
+  return;
 
 }