Add 'use_ipassign' and 'ipassign_args' to the experiments table,

for Jon's ipassign stuff.

sql/database-create.sql

@@ -287,6 +287,8 @@ CREATE TABLE experiments (
   allowfixnode tinyint(4) NOT NULL default '1',
   jail_osname varchar(20) default NULL,
   delay_osname varchar(20) default NULL,
+  use_ipassign tinyint(1) NOT NULL default '0',
+  ipassign_args varchar(255) default NULL,
   PRIMARY KEY  (eid,pid),
   KEY idx (idx),
   KEY batchmode (batchmode)

sql/database-migrate.txt

@@ -1297,3 +1297,12 @@ last_net_act,last_cpu_act,last_ext_act);
 
        alter table os_info change osfeatures osfeatures \
 	set('ping','ssh','ipod','isup','veths','mlinks') default NULL;
+
+1.126: Add a use_ipassign column to the experiments table, to enable and
+       disable the use of Jon's ipassign program. Also add a column to
+       specify arguments for it.
+
+       alter table experiments add column use_ipassign tinyint(1) \
+	   not null default 0;
+       alter table experiments add column ipassign_args varchar(255) \
+	   default NULL;