You will be prompted twice to confirm that the Root key must be overwritten. In both cases, enter upper-case "Y" as the response. Any other response (including lower-case "y") will cause the command to terminate without completing. If this happens, the command can be re-invoked.
$ ./emctl secure dbconsole -reset
Oracle Enterprise Manager 10g Database Control Release 10.2.0.4.0
Copyright (c) 1996, 2007 Oracle Corporation. All rights reserved.
https://myhost:5501/em/console/aboutApplication
Enter Enterprise Manager Root Password :
DBCONSOLE already stopped... Done.
Agent is already stopped... Done.
Securing dbconsole... Started.
Checking Repository... Done.
Checking Em Key... Done.
Checking Repository for an existing Enterprise Manager Root Key...
WARNING! An Enterprise Manager Root Key already exists in
the Repository. This operation will replace your Enterprise
Manager Root Key.
All existing Agents that use HTTPS will need to be
reconfigured if you proceed. Do you wish to continue and
overwrite your Root Key
(Y/N)
Y
Are you sure Reset of the Enterprise Manager Root Key
will mean that you will need to reconfigure each Agent
that is associated with this OMS before they will be
able to upload any data to it. Monitoring of Targets
associated with these Agents will be unavailable until
after they are reconfigured.
(Y/N)
Y
Generating Enterprise Manager Root Key (this takes a minute)... Done.Fetching Root Certificate from
the Repository... Done.
Updating HTTPS port in emoms.properties file... Done.
Generating Java Keystore... Done.
Securing OMS ... Done.
Generating Oracle Wallet Password for Agent.... Done.
Generating wallet for Agent ... Done.
Copying the wallet for agent use... Done.
Storing agent key in repository... Done.
Storing agent key for agent ... Done.
Configuring Agent...
Configuring Agent for HTTPS in DBCONSOLE mode... Done.
EMD_URL set in /myhost/sysman/config/emd.properties
Done.
Configuring Key store.. Done.
Securing dbconsole... Sucessful.
5. Re-secure Database Control on the remaining cluster nodes with the following command. Note that the -reset switch is not included with this command:
[myhost bin]$ ./emctl secure dbconsole
Oracle Enterprise Manager 10g Database Control Release 10.2.0.4.0
Copyright (c) 1996, 2007 Oracle Corporation. All rights reserved.
https://myhost:1158/em/console/aboutApplication
Enter Enterprise Manager Root password :
Enter a Hostname for this OMS : myhost
DBCONSOLE already stopped... Done.
Agent is already stopped... Done.
Securing dbconsole... Started.
Checking Repository... Done.
Checking Em Key... Done.
Checking Repository for an existing Enterprise Manager Root Key... Done.
Fetching Root Certificate from the Repository... Done.
Updating HTTPS port in emoms.properties file... Done.
Generating Java Keystore... Done.
Securing OMS ... Done.
Generating Oracle Wallet Password for Agent.... Done.
Generating wallet for Agent ... Done.
Copying the wallet for agent use... Done.
Storing agent key in repository... Done.
Storing agent key for agent ... Done.
Configuring Agent...
Configuring Agent for HTTPS in DBCONSOLE mode... Done.
EMD_URL set in /myhost/oracle/product/10.2.0/db_1/myhost/sysman/c
onfig/emd.properties
Done.
Configuring Key store.. Done.
Securing dbconsole... Sucessful.
6. Re-start Database Control by executing the following command on each node in the cluster: