Hello,
I've got this problem too. I am upgrading appliance version of CA API Developer portal from v 3.5 to v 3.5 CR5. This script should create necessary objects in SSG in order to make cooperation between API developer portal and SSG possible...
API Developer Portal 3.5 Gateway Installation
===================================
Checking version...
done
Found version 9.2.x
Pre-upgrade checks are complete.
Do you want to proceed with the upgrade [y/n]? y
Starting installation...
Stopping gateway...
Shutting down Gateway Services: [ OK ]
Creating backup & copying new files...
restoring your portal metrics config...
Running Portal Metrics tests...
20 Oct 2017 14:46:37,491 DEBUG PortalMetricsSyncUtilityMain - test selected
20 Oct 2017 14:46:37,493 INFO PortalMetricsSyncUtilityMain - Testing database connections.
Exception in thread "main" java.sql.SQLException: Access denied for user 'gateway'@'localhost' (using password: YES)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1073)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4096)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4028)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:951)
at com.mysql.jdbc.MysqlIO.proceedHandshakeWithPluggableAuthentication(MysqlIO.java:1717)
at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1276)
at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2395)
at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2428)
at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2213)
at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:797)
at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389)
at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:305)
at java.sql.DriverManager.getConnection(DriverManager.java:664)
at java.sql.DriverManager.getConnection(DriverManager.java:247)
at com.l7tech.portal.metrics.PortalMetricsSyncUtilityMain.a(Unknown Source)
at com.l7tech.portal.metrics.PortalMetricsSyncUtilityMain.main(Unknown Source)
... test done.
Starting gateway...
Starting Gateway Services: [ OK ]
Setup complete.
Backup saved to /opt/SecureSpan/backup.tgz