Content Comparison

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1. Download restore script from below url

   Code Block
   https://sunbirdstagingpublic.blob.core.windows.net/dbrestorescripts/restore.py

2. Download backup from storage account and untar the backup

3. Copy backup folder to pod at location /bitnami/cassandra

   Code Block
   kubectl cp backupfolder sunbird/cassandra-0:/bitnami/cassandra/

4. Copy restore script also which you have downloaded from the url to the pod and place it to /bitnami/cassandra

   Code Block
   kubectl cp restore.py sunbird/cassandra-0:/bitnami/cassandra/

5. Restore schema got to backupfolder eg. /bitnami/cassandra/cassandrabackup, you will find db_schema.cql. Use below command

   Code Block
   cqlsh -f db_schema.cql

6. Use below command to restore

   Code Block
   python3 restore.py --snapshotdir /bitnami/cassandra/cassandrabackupfolder --datadirectory /bitnami/cassandra/data/data/

7. Restart the statefulset once operations is done

   Code Block
   kubectl rollout restart statefulsets cassandra -n sunbird

8. Validate data by using cqlsh

9. Delete backup folder which you have copied earlier you can delete restore.py script

Redis Restore

1. Download required backup from azure storage account and uncompress data

2. Copy backup to redis pod at location /data

   Code Block
   kubectl cp dump.rdb sunbird/redis-master-0:/data

3. go to /data/appendonlydir you will see one rdb file eg. appendonly.aof.1.base.rdb , take copy of that file or rename same by appending backup to file name

4. rename downloded rdb file with the same name eg if the file name inside appendonlydir is appendonly.aof.1.base.rdb then rename your dump.rdb to the same name

5. Past that rdb to the /data/appendonlydir

6. restart statefulset

   Code Block
   kubectl rollout restart statefulsets redis -n sunbird

Postgres Restore