+ sql "ALTER TABLE instance_nets DROP COLUMN sdn_net_id;"
+ sql "ALTER TABLE instance_interfaces DROP COLUMN vlan;"
+ sql "ALTER TABLE instance_interfaces DROP COLUMN pci;"
+ sql "ALTER TABLE instance_interfaces DROP COLUMN compute_node;"
+ sql "ALTER TABLE instance_interfaces DROP COLUMN sdn_port_id;"
+ sql "DELETE FROM schema_version WHERE version_int='20';"
+}
+
+function upgrade_to_21(){
+ # echo " upgrade database from version 0.20 to version 0.21"
+ echo " edit 'instance_nets' to allow instance_scenario_id=None"
+ sql "ALTER TABLE instance_nets MODIFY COLUMN instance_scenario_id varchar(36) NULL;"
+ echo " enlarge column 'dns_address' at table 'ip_profiles'"
+ sql "ALTER TABLE ip_profiles MODIFY dns_address varchar(255) DEFAULT NULL NULL "\
+ "comment 'dns ip list separated by semicolon';"
+ sql "INSERT INTO schema_version (version_int, version, openmano_ver, comments, date) VALUES (21, '0.21', '0.5.15', 'Edit instance_nets to allow instance_scenario_id=None and enlarge column dns_address at table ip_profiles', '2017-06-02');"
+}
+function downgrade_from_21(){
+ # echo " downgrade database from version 0.21 to version 0.20"
+ echo " edit 'instance_nets' to disallow instance_scenario_id=None"
+ #Delete all lines with a instance_scenario_id=NULL in order to disable this option
+ sql "DELETE FROM instance_nets WHERE instance_scenario_id IS NULL;"
+ sql "ALTER TABLE instance_nets MODIFY COLUMN instance_scenario_id varchar(36) NOT NULL;"
+ echo " shorten column 'dns_address' at table 'ip_profiles'"
+ sql "ALTER TABLE ip_profiles MODIFY dns_address varchar(64) DEFAULT NULL NULL;"
+ sql "DELETE FROM schema_version WHERE version_int='21';"
+}
+
+function upgrade_to_22(){
+ # echo " upgrade database from version 0.21 to version 0.22"
+ echo " Changed type of ram in 'flavors' from SMALLINT to MEDIUMINT"
+ sql "ALTER TABLE flavors CHANGE COLUMN ram ram MEDIUMINT(7) UNSIGNED NULL DEFAULT NULL AFTER disk;"
+ sql "INSERT INTO schema_version (version_int, version, openmano_ver, comments, date) VALUES (22, '0.22', '0.5.16', 'Changed type of ram in flavors from SMALLINT to MEDIUMINT', '2017-06-02');"
+}
+function downgrade_from_22(){
+ # echo " downgrade database from version 0.22 to version 0.21"
+ echo " Changed type of ram in 'flavors' from MEDIUMINT to SMALLINT"
+ sql "ALTER TABLE flavors CHANGE COLUMN ram ram SMALLINT(5) UNSIGNED NULL DEFAULT NULL AFTER disk;"
+ sql "DELETE FROM schema_version WHERE version_int='22';"
+}
+
+function upgrade_to_23(){
+ # echo " upgrade database from version 0.22 to version 0.23"
+ echo " add column 'availability_zone' at table 'vms'"
+ sql "ALTER TABLE mano_db.vms ADD COLUMN availability_zone VARCHAR(255) NULL AFTER modified_at;"
+ sql "INSERT INTO schema_version (version_int, version, openmano_ver, comments, date) VALUES (23, '0.23', '0.5.20',"\
+ "'Changed type of ram in flavors from SMALLINT to MEDIUMINT', '2017-08-29');"
+}
+function downgrade_from_23(){
+ # echo " downgrade database from version 0.23 to version 0.22"
+ echo " remove column 'availability_zone' from table 'vms'"
+ sql "ALTER TABLE mano_db.vms DROP COLUMN availability_zone;"
+ sql "DELETE FROM schema_version WHERE version_int='23';"
+}
+
+function upgrade_to_24(){
+ # echo " upgrade database from version 0.23 to version 0.24"
+ echo " Add 'count' to table 'vms'"
+ sql "ALTER TABLE vms ADD COLUMN count SMALLINT NOT NULL DEFAULT '1' AFTER vnf_id;"
+ sql "INSERT INTO schema_version (version_int, version, openmano_ver, comments, date) "\
+ "VALUES (24, '0.24', '0.5.21', 'Added vnfd fields', '2017-08-29');"
+}
+function downgrade_from_24(){
+ # echo " downgrade database from version 0.24 to version 0.23"
+ echo " Remove 'count' from table 'vms'"
+ sql "ALTER TABLE vms DROP COLUMN count;"
+ sql "DELETE FROM schema_version WHERE version_int='24';"