Add linktest_level to experiments table. Value is 0-4, where 0 means

not to run linktest.

sql/database-create.sql

@@ -289,6 +289,7 @@ CREATE TABLE experiments (
   delay_osname varchar(20) default NULL,
   use_ipassign tinyint(1) NOT NULL default '0',
   ipassign_args varchar(255) default NULL,
+  linktest_level tinyint(4) NOT NULL default '0',
   PRIMARY KEY  (eid,pid),
   KEY idx (idx),
   KEY batchmode (batchmode)

sql/database-fill.sql

@@ -595,6 +595,7 @@ REPLACE INTO table_regex VALUES ('experiments','allowfixnode','int','redirect','
 REPLACE INTO table_regex VALUES ('experiments','jail_osname','text','redirect','os_info:osname',0,0,NULL);
 REPLACE INTO table_regex VALUES ('experiments','delay_osname','text','redirect','os_info:osname',0,0,NULL);
 REPLACE INTO table_regex VALUES ('experiments','use_ipassign','int','redirect','default:boolean',0,0,NULL);
+REPLACE INTO table_regex VALUES ('experiments','linktest_level','int','redirect','default:tinyint',0,4,NULL);
 REPLACE INTO table_regex VALUES ('experiments','ipassign_args','text','regex','^[\\w\\s-]*$',0,255,NULL);
 REPLACE INTO table_regex VALUES ('nodes','bios_version','text','regex','^[-\\w\\.+]+$',0,64,NULL);
 REPLACE INTO table_regex VALUES ('os_info','osid','text','regex','^[-\\w\\.+]+$',2,35,NULL);

sql/database-migrate.txt

@@ -1432,3 +1432,8 @@ last_net_act,last_cpu_act,last_ext_act);
 	insert into interface_capabilities (type, capkey, capval) \
 	    select type,"ethernet_defspeed",max_speed from interface_types;
 
+1.236: Add linktest_level to experiments table. Integer value 0-4
+       where 0 means not to run linktest.
+
+       alter table experiments add column linktest_level tinyint(4) \
+	   not null default 0 after ipassign_args;