authelia/docs/content/en/configuration/session/redis.md

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---
title: "Redis"
description: "Redis Session Configuration"
lead: "Configuring the Redis Session Storage."
date: 2021-04-11T21:25:03+10:00
draft: false
images: []
menu:
configuration:
parent: "session"
weight: 105200
toc: true
aliases:
- /docs/configuration/session/redis.html
---
This is a session provider. By default Authelia uses an in-memory provider. Not configuring redis leaves Authelia
[stateful](../../overview/authorization/statelessness.md). It's important in highly available scenarios to configure
this option and we highly recommend it in production environments. It requires you setup [redis] as well.
## Configuration
```yaml
session:
redis:
host: 127.0.0.1
port: 6379
username: authelia
password: authelia
database_index: 0
maximum_active_connections: 8
minimum_idle_connections: 0
tls:
server_name: myredis.example.com
skip_verify: false
minimum_version: TLS1.2
maximum_version: TLS1.3
certificate_chain: |
-----BEGIN CERTIFICATE-----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^invalid DO NOT USE=
-----END CERTIFICATE-----
-----BEGIN CERTIFICATE-----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^invalid DO NOT USE=
-----END CERTIFICATE-----
private_key: |
-----BEGIN RSA PRIVATE KEY-----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^invalid..
DO NOT USE==
-----END RSA PRIVATE KEY-----
high_availability:
sentinel_name: mysentinel
# If `sentinel_username` is supplied, Authelia will connect using ACL-based
# authentication. Otherwise, it will use traditional `requirepass` auth.
sentinel_username: sentinel_user
sentinel_password: sentinel_specific_pass
nodes:
- host: sentinel-node1
port: 26379
- host: sentinel-node2
port: 26379
route_by_latency: false
route_randomly: false
```
## Options
### host
{{< confkey type="string" required="yes" >}}
The [redis] host or unix socket path. If utilising an IPv6 literal address it must be enclosed by square brackets and
quoted:
```yaml
host: "[fd00:1111:2222:3333::1]"
```
### port
{{< confkey type="integer" default="6379" required="no" >}}
The port [redis] is listening on.
### username
{{< confkey type="string" required="no" >}}
The username for [redis authentication](https://redis.io/commands/auth). Only supported in [redis] 6.0+, and [redis]
currently offers backwards compatibility with password-only auth. You probably do not need to set this unless you went
through the process of setting up [redis ACLs](https://redis.io/topics/acl).
### password
{{< confkey type="string" required="no" >}}
*__Important Note:__ This can also be defined using a [secret](../methods/secrets.md) which is __strongly recommended__
especially for containerized deployments.*
The password for [redis authentication](https://redis.io/commands/auth).
It's __strongly recommended__ this is a
[Random Alphanumeric String](../miscellaneous/guides.md#generating-a-random-alphanumeric-string) with 64 or more
characters and the user password is changed to this value.
### database_index
{{< confkey type="integer" default="0" required="no" >}}
The index number of the [redis] database, the same value as specified with the redis SELECT command.
### maximum_active_connections
{{< confkey type="integer" default="8" required="no" >}}
The maximum connections open to [redis] at the same time.
### minimum_idle_connections
{{< confkey type="integer" default="0" required="no" >}}
The minimum number of [redis] connections to keep open as long as they don't exceed the maximum active connections. This
is useful if there are long delays in establishing connections.
### tls
If defined enables [redis] over TLS, and additionally controls the TLS connection validation process. You can see how to
configure the tls section [here](../prologue/common.md#tls-configuration).
### high_availability
When defining this session it enables [redis sentinel] connections. It's possible in
the future we may add [redis cluster](https://redis.io/topics/cluster-tutorial).
#### sentinel_name
{{< confkey type="string" required="yes" >}}
The [redis sentinel] master name. This is defined in your [redis sentinel] configuration, it is not a hostname. This
must be defined currently for a high availability configuration.
#### sentinel_username
{{< confkey type="string" required="no" >}}
The username for the [redis sentinel] connection. If this is provided, it will be used along with the sentinel_password
for ACL-based authentication to the Redis Sentinel. If only a password is provided, the [redis sentinel] connection will
be authenticated with traditional [requirepass] authentication.
#### sentinel_password
{{< confkey type="string" required="no (yes if sentinel_username is supplied)" >}}
*__Important Note:__ This can also be defined using a [secret](../methods/secrets.md) which is __strongly recommended__
especially for containerized deployments.*
The password for the [redis sentinel] connection. If specified with sentinel_username, configures Authelia to
authenticate to the Redis Sentinel with ACL-based authentication. Otherwise, this is used for [requirepass]
authentication.
It's __strongly recommended__ this is a
[Random Alphanumeric String](../miscellaneous/guides.md#generating-a-random-alphanumeric-string) with 64 or more
characters and the user password is changed to this value.
#### nodes
A list of [redis sentinel] nodes to load balance over. This list is added to the host in the [redis] section above. It
is required you either define the [redis] host or one [redis sentinel] node. The [redis] host must be a [redis sentinel]
host, not a regular one. The individual [redis] hosts are determined using [redis sentinel] commands.
Each node has a host and port configuration. Example:
```yaml
- host: redis-sentinel-0
port: 26379
```
##### host
{{< confkey type="boolean" default="false" required="no" >}}
The host of this [redis sentinel] node.
##### port
{{< confkey type="integer" default="26379" required="no" >}}
The port of this [redis sentinel] node.
#### route_by_latency
{{< confkey type="boolean" default="false" required="no" >}}
Prioritizes low latency [redis sentinel] nodes when set to true.
#### route_randomly
{{< confkey type="boolean" default="false" required="no" >}}
Randomly chooses [redis sentinel] nodes when set to true.
[redis]: https://redis.io
[redis sentinel]: https://redis.io/topics/sentinel
[requirepass]: https://redis.io/topics/config