MDB Upgrade

Upgrade Procedure

Download Software

Download the MDB software package of the latest version. To obtain the software package, contact the sales personnel.

Upload and Decompress the Software Package

Upload the MDB software package to the server and decompress it.

tar -zxvf mdb_v1.0.1.RELEASE_linux_x86_64.tar.gz

Preparing for the upgrade

Example: Old version MDB installation directory: /u01/mdb_v1.0.0.RELEASE_linux_x86_64

Switch to the old version MDB software package directory and stop MDB service.

cd /u01/mdb_v1.0.0.RELEASE_linux_x86_64

./mdb stop

Switch to the decompressed MDB software package directory and copy the file from Old version MDB.

cd mdb_v1.0.1.RELEASE_linux_x86_64

# copy config.json、license.json to mdb_v1.0.1.RELEASE_linux_x86_64 directory
cp -f /u01/mdb_v1.0.0.RELEASE_linux_x86_64/config.json ./  
cp -f /u01/mdb_v1.0.0.RELEASE_linux_x86_64/license.json ./

# move mtk、sca 到 mdb_v1.0.1.RELEASE_linux_x86_64 directory
mv /u01/mdb_v1.0.0.RELEASE_linux_x86_64/mtk/* ./mtk
mv /u01/mdb_v1.0.0.RELEASE_linux_x86_64/sca/* ./sca

Upgrade MDB

Check and make sure that you have switched to the MDB software package directory.

pwd         # Make sure that you have switched to the mdb_v1.0.1.RELEASE_linux_x86_64 directory.

Upgrade MDB.

./mdb upgrade

The output is as follows:

 2024-04-30 16:37:46  ======BEGIN TO UPGRADE MDB======
   2024-04-30 16:37:46    1.CHECK MDB FILE
   2024-04-30 16:37:46    2.CHECK MDB ENVIRONMENT
   2024-04-30 16:37:46     JAVA_VERSION: 11.0
   2024-04-30 16:37:46     EXIST RESIDUAL DIRS ! PATH: /data/mdb_test/mdb_data/kafka-logs ,/data/mdb_test/mdb_data/zookeeper
   2024-04-30 16:37:46    3.UNZIP KAFKA
   2024-04-30 16:37:48    4.INSTALL MDB SERVER
   2024-04-30 16:37:49    5.INSTALL MDB DATA WORKER
   2024-04-30 16:37:50    6.INSTALL MDB CONNECTOR LOG
   2024-04-30 16:37:50    7.INSTALL MVD SERVER
   2024-04-30 16:37:51  

   ======END UPGRADE MDB RESULT======
   +------------+-----------+-------------+---------------+--------------------+
   | File_Check | Env_Check | MDB_Install | KAFKA_INSTALL | MVD_Server_Install |
   +------------+-----------+-------------+---------------+--------------------+
   |  Success   |  Success  |   Success   |    Success    |      Success       |
   +------------+-----------+-------------+---------------+--------------------+

Start MDB

Start MDB.

 ./mdb start

The output is as follows:

   2024-04-30 16:21:09  start zookeeper success
   2024-04-30 16:21:09  start kafka success
   2024-04-30 16:21:09  start connector success
   2024-04-30 16:21:09  start mdb-server success
   2024-04-30 16:21:09  start connectorlog success
   2024-04-30 16:21:09  [MVD_SERVER] start mvd-server success
   2024-04-30 16:21:09  After MDB is started, the the ports occupied by programs are as follows: 
   +-------+-----------+-----------+------------+------------+
   | KAFKA | ZOOKEEPER | CONNECTOR | MDB_SERVER | MVD_SERVER |
   +-------+-----------+-----------+------------+------------+
   |  9092 |    2181   |    8083   |   55437    |    9876    |
   +-------+-----------+-----------+------------+------------+
   2024-04-30 16:21:10  MDB program service status
   +--------+-----------+-----------+------------+------------+
   | KAFKA  | ZOOKEEPER | CONNECTOR | MDB_SERVER | MVD_SERVER |
   +--------+-----------+-----------+------------+------------+
   | online |   online  |   online  |   online   |   online   |
   +--------+-----------+-----------+------------+------------+

After MDB is started, access the client browser (Google Chrome is recommended) to check whether the original user can login normally.

http://localhost:55437/mdb/index.html

After a successful login, restart the suspended service in the channel list.