Merge pull request #2243 from aiven/harshini-redis-commands

Added restricted Redis commands

.github/vale/dicts/aiven.dic

@@ -74,6 +74,7 @@ DZone
 Elasticsearch
 Epicurious
 etcd
+eval
 event_type
 European Union
 failover

_toc.yml

@@ -1290,6 +1290,8 @@ entries:
             title: Lua scripts
           - file: docs/products/redis/concepts/memory-usage
             title: Memory management and persistence 
+          - file: docs/products/redis/concepts/restricted-redis-commands
+            title: Restrict Redis commands
       - file: docs/products/redis/howto
         title: HowTo
         entries:

docs/products/redis/concepts/restricted-redis-commands.rst

@@ -0,0 +1,40 @@
+Restricted Aiven for Redis®* commands 
+======================================
+
+To maintain the stability and security of the Redis environment, the Aiven for Redis* service restricts certain Redis commands. This section aims to provide you with a list of disabled/restricted commands.
+
+
+Disabled commands
+------------------
+
+The Aiven for Redis* service has disabled the following Redis commands:
+
+- ``bgrewriteaof``: Initiates a background append-only file rewrite.
+- ``cluster``: Manages Redis cluster commands.
+- ``command``: Provides details about all Redis commands.
+- ``debug``: Contains sub-commands for debugging Redis.
+- ``failover``: Manages manual failover of a master to a replica.
+- ``migrate``: Atomically transfers a key from a Redis instance to another one.
+- ``role``: Returns the role of the instance in the context of replication.
+- ``slaveof``: Makes the server a replica of another instance, or promotes it as master.
+- ``acl``: Manages Redis Access Control Lists.	
+- ``bgsave``: Creates a snapshot of the dataset into a dump file.	
+- ``config``: Alters the configuration of a running Redis server.	
+- ``lastsave``: Returns the UNIX timestamp of the last successful save to disk.	
+- ``monitor``: Streams back every command processed by the Redis server.	
+- ``replicaof``: Makes the server a replica of another instance.	
+- ``save``: Synchronously saves the dataset to disk.	
+- ``shutdown``: Synchronously saves the dataset to disk and then shuts down the server.
+
+Disabled eval commands	
+-------------------------
+The following script evaluation commands in the Aiven for Redis* service are disabled. If you require these commands to be enabled, contact Aiven support.
+
+- ``eval``: Executes a Lua script server-side.	
+- ``eval_ro``: Read-only variant of the `eval` command.	
+- ``evalsha``: Executes a script cached on the server side by its SHA1 digest.	
+- ``evalsha_ro``: Read-only variant of the `evalsha` command.	
+- ``fcall``: Calls a Redis function.	
+- ``fcall_ro``: Read-only variant of the `fcall` command.	
+- ``function``: Manages Redis functions.	
+- ``script``: Manages the script cache.