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# Reference
<!-- DO NOT EDIT: This document was generated by Puppet Strings -->
## Table of Contents
### Classes
#### Public Classes
* [`redis`](#redis): This class installs redis
* [`redis::administration`](#redisadministration): Allows various administrative settings for Redis
* [`redis::globals`](#redisglobals): Set a global config for Redis
* [`redis::sentinel`](#redissentinel): Install redis-sentinel
#### Private Classes
* `redis::config`: This class provides configuration for Redis.
* `redis::install`: This class installs the application.
* `redis::params`: This class provides a number of parameters.
* `redis::preinstall`: Provides anything required by the install class, such as package
repositories.
* `redis::service`: This class manages the Redis daemon.
* `redis::ulimit`: Redis class for configuring ulimit Used to DRY up the config class, and move the logic for ulimit changes all into one place. Parameters are
### Defined types
* [`redis::instance`](#redisinstance): Allows the configuration of multiple redis configurations on one machine
### Functions
* [`redis::get`](#redisget): ```
### Data types
* [`Redis::LogLevel`](#redisloglevel): Specify the server verbosity level.
* [`Redis::RedisUrl`](#redisredisurl)
### Tasks
* [`redis_cli`](#redis_cli): Executes a redis-cli command on the target system
## Classes
### <a name="redis"></a>`redis`
This class installs redis
#### Examples
##### Default install
```puppet
include redis
```
##### Slave Node
```puppet
class { '::redis':
bind => '10.0.1.2',
slaveof => '10.0.1.1 6379',
}
```
##### Binding on multiple interfaces
```puppet
class { 'redis':
bind => ['127.0.0.1', '10.0.0.1', '10.1.0.1'],
}
```
##### Binding on all interfaces
```puppet
class { 'redis':
bind => [],
}
```
#### Parameters
The following parameters are available in the `redis` class:
* [`activerehashing`](#activerehashing)
* [`aof_load_truncated`](#aof_load_truncated)
* [`aof_rewrite_incremental_fsync`](#aof_rewrite_incremental_fsync)
* [`appendfilename`](#appendfilename)
* [`appendfsync`](#appendfsync)
* [`appendonly`](#appendonly)
* [`auto_aof_rewrite_min_size`](#auto_aof_rewrite_min_size)
* [`auto_aof_rewrite_percentage`](#auto_aof_rewrite_percentage)
* [`bind`](#bind)
* [`config_dir`](#config_dir)
* [`config_dir_mode`](#config_dir_mode)
* [`config_file_orig`](#config_file_orig)
* [`config_file`](#config_file)
* [`config_file_mode`](#config_file_mode)
* [`config_group`](#config_group)
* [`config_owner`](#config_owner)
* [`conf_template`](#conf_template)
* [`daemonize`](#daemonize)
* [`default_install`](#default_install)
* [`databases`](#databases)
* [`dbfilename`](#dbfilename)
* [`extra_config_file`](#extra_config_file)
* [`hash_max_ziplist_entries`](#hash_max_ziplist_entries)
* [`hash_max_ziplist_value`](#hash_max_ziplist_value)
* [`hll_sparse_max_bytes`](#hll_sparse_max_bytes)
* [`hz`](#hz)
* [`latency_monitor_threshold`](#latency_monitor_threshold)
* [`list_max_ziplist_entries`](#list_max_ziplist_entries)
* [`list_max_ziplist_value`](#list_max_ziplist_value)
* [`log_dir`](#log_dir)
* [`log_dir_mode`](#log_dir_mode)
* [`log_file`](#log_file)
* [`log_level`](#log_level)
* [`manage_repo`](#manage_repo)
* [`manage_package`](#manage_package)
* [`managed_by_cluster_manager`](#managed_by_cluster_manager)
* [`masterauth`](#masterauth)
* [`maxclients`](#maxclients)
* [`maxmemory`](#maxmemory)
* [`maxmemory_policy`](#maxmemory_policy)
* [`maxmemory_samples`](#maxmemory_samples)
* [`min_slaves_max_lag`](#min_slaves_max_lag)
* [`min_slaves_to_write`](#min_slaves_to_write)
* [`no_appendfsync_on_rewrite`](#no_appendfsync_on_rewrite)
* [`notify_keyspace_events`](#notify_keyspace_events)
* [`notify_service`](#notify_service)
* [`package_ensure`](#package_ensure)
* [`package_name`](#package_name)
* [`pid_file`](#pid_file)
* [`port`](#port)
* [`protected_mode`](#protected_mode)
* [`ppa_repo`](#ppa_repo)
* [`rdbcompression`](#rdbcompression)
* [`rename_commands`](#rename_commands)
* [`repl_backlog_size`](#repl_backlog_size)
* [`repl_backlog_ttl`](#repl_backlog_ttl)
* [`repl_disable_tcp_nodelay`](#repl_disable_tcp_nodelay)
* [`repl_ping_slave_period`](#repl_ping_slave_period)
* [`repl_timeout`](#repl_timeout)
* [`requirepass`](#requirepass)
* [`save_db_to_disk`](#save_db_to_disk)
* [`save_db_to_disk_interval`](#save_db_to_disk_interval)
* [`service_manage`](#service_manage)
* [`service_enable`](#service_enable)
* [`service_ensure`](#service_ensure)
* [`service_group`](#service_group)
* [`service_name`](#service_name)
* [`service_user`](#service_user)
* [`set_max_intset_entries`](#set_max_intset_entries)
* [`slave_priority`](#slave_priority)
* [`slave_read_only`](#slave_read_only)
* [`slave_serve_stale_data`](#slave_serve_stale_data)
* [`slaveof`](#slaveof)
* [`slowlog_log_slower_than`](#slowlog_log_slower_than)
* [`slowlog_max_len`](#slowlog_max_len)
* [`stop_writes_on_bgsave_error`](#stop_writes_on_bgsave_error)
* [`syslog_enabled`](#syslog_enabled)
* [`syslog_facility`](#syslog_facility)
* [`tcp_backlog`](#tcp_backlog)
* [`tcp_keepalive`](#tcp_keepalive)
* [`timeout`](#timeout)
* [`ulimit`](#ulimit)
* [`ulimit_managed`](#ulimit_managed)
* [`unixsocket`](#unixsocket)
* [`unixsocketperm`](#unixsocketperm)
* [`workdir`](#workdir)
* [`workdir_mode`](#workdir_mode)
* [`zset_max_ziplist_entries`](#zset_max_ziplist_entries)
* [`zset_max_ziplist_value`](#zset_max_ziplist_value)
* [`cluster_enabled`](#cluster_enabled)
* [`cluster_config_file`](#cluster_config_file)
* [`cluster_node_timeout`](#cluster_node_timeout)
* [`cluster_slave_validity_factor`](#cluster_slave_validity_factor)
* [`cluster_require_full_coverage`](#cluster_require_full_coverage)
* [`cluster_migration_barrier`](#cluster_migration_barrier)
* [`instances`](#instances)
* [`output_buffer_limit_slave`](#output_buffer_limit_slave)
* [`output_buffer_limit_pubsub`](#output_buffer_limit_pubsub)
* [`manage_service_file`](#manage_service_file)
##### <a name="activerehashing"></a>`activerehashing`
Data type: `Boolean`
Enable/disable active rehashing.
Default value: ``true``
##### <a name="aof_load_truncated"></a>`aof_load_truncated`
Data type: `Boolean`
Enable/disable loading truncated AOF file
Default value: ``true``
##### <a name="aof_rewrite_incremental_fsync"></a>`aof_rewrite_incremental_fsync`
Data type: `Boolean`
Enable/disable fsync for AOF file
Default value: ``true``
##### <a name="appendfilename"></a>`appendfilename`
Data type: `String[1]`
The name of the append only file
Default value: `'appendonly.aof'`
##### <a name="appendfsync"></a>`appendfsync`
Data type: `Enum['no', 'always', 'everysec']`
Adjust fsync mode
Default value: `'everysec'`
##### <a name="appendonly"></a>`appendonly`
Data type: `Boolean`
Enable/disable appendonly mode.
Default value: ``false``
##### <a name="auto_aof_rewrite_min_size"></a>`auto_aof_rewrite_min_size`
Data type: `String[1]`
Adjust minimum size for auto-aof-rewrite.
Default value: `'64mb'`
##### <a name="auto_aof_rewrite_percentage"></a>`auto_aof_rewrite_percentage`
Data type: `Integer[0]`
Adjust percentatge for auto-aof-rewrite.
Default value: `100`
##### <a name="bind"></a>`bind`
Data type: `Variant[Stdlib::IP::Address, Array[Stdlib::IP::Address]]`
Configure which IP address(es) to listen on. To bind on all interfaces, use an empty array.
Default value: `['127.0.0.1']`
##### <a name="config_dir"></a>`config_dir`
Data type: `Stdlib::Absolutepath`
Directory containing the configuration files.
Default value: `$redis::params::config_dir`
##### <a name="config_dir_mode"></a>`config_dir_mode`
Data type: `Stdlib::Filemode`
Adjust mode for directory containing configuration files.
Default value: `$redis::params::config_dir_mode`
##### <a name="config_file_orig"></a>`config_file_orig`
Data type: `Stdlib::Absolutepath`
The location and name of a config file that provides the source
Default value: `$redis::params::config_file_orig`
##### <a name="config_file"></a>`config_file`
Data type: `Stdlib::Absolutepath`
Adjust main configuration file.
Default value: `$redis::params::config_file`
##### <a name="config_file_mode"></a>`config_file_mode`
Data type: `Stdlib::Filemode`
Adjust permissions for configuration files.
Default value: `'0644'`
##### <a name="config_group"></a>`config_group`
Data type: `String[1]`
Adjust filesystem group for config files.
Default value: `$redis::params::config_group`
##### <a name="config_owner"></a>`config_owner`
Data type: `String[1]`
Adjust filesystem owner for config files.
Default value: `$redis::params::config_owner`
##### <a name="conf_template"></a>`conf_template`
Data type: `String[1]`
Define which template to use.
Default value: `'redis/redis.conf.epp'`
##### <a name="daemonize"></a>`daemonize`
Data type: `Boolean`
Have Redis run as a daemon.
Default value: `$redis::params::daemonize`
##### <a name="default_install"></a>`default_install`
Data type: `Boolean`
Configure a default install of redis.
Default value: ``true``
##### <a name="databases"></a>`databases`
Data type: `Integer[1]`
Set the number of databases.
Default value: `16`
##### <a name="dbfilename"></a>`dbfilename`
Data type: `Variant[String[1], Boolean]`
The filename where to dump the DB
Default value: `'dump.rdb'`
##### <a name="extra_config_file"></a>`extra_config_file`
Data type: `Optional[String]`
Optional extra config file to include
Default value: ``undef``
##### <a name="hash_max_ziplist_entries"></a>`hash_max_ziplist_entries`
Data type: `Integer[0]`
Set max ziplist entries for hashes.
Default value: `512`
##### <a name="hash_max_ziplist_value"></a>`hash_max_ziplist_value`
Data type: `Integer[0]`
Set max ziplist values for hashes.
Default value: `64`
##### <a name="hll_sparse_max_bytes"></a>`hll_sparse_max_bytes`
Data type: `Integer[0]`
HyperLogLog sparse representation bytes limit
Default value: `3000`
##### <a name="hz"></a>`hz`
Data type: `Integer[1, 500]`
Set redis background tasks frequency
Default value: `10`
##### <a name="latency_monitor_threshold"></a>`latency_monitor_threshold`
Data type: `Integer[0]`
Latency monitoring threshold in milliseconds
Default value: `0`
##### <a name="list_max_ziplist_entries"></a>`list_max_ziplist_entries`
Data type: `Integer[0]`
Set max ziplist entries for lists.
Default value: `512`
##### <a name="list_max_ziplist_value"></a>`list_max_ziplist_value`
Data type: `Integer[0]`
Set max ziplist values for lists.
Default value: `64`
##### <a name="log_dir"></a>`log_dir`
Data type: `Stdlib::Absolutepath`
Specify directory where to write log entries.
Default value: `$redis::params::log_dir`
##### <a name="log_dir_mode"></a>`log_dir_mode`
Data type: `Stdlib::Filemode`
Adjust mode for directory containing log files.
Default value: `$redis::params::log_dir_mode`
##### <a name="log_file"></a>`log_file`
Data type: `String`
Specify file where to write log entries. Relative paths will be prepended
with log_dir but absolute paths are also accepted.
Default value: `'redis.log'`
##### <a name="log_level"></a>`log_level`
Data type: `Redis::LogLevel`
Specify the server verbosity level.
Default value: `'notice'`
##### <a name="manage_repo"></a>`manage_repo`
Data type: `Boolean`
Enable/disable upstream repository configuration.
Default value: ``false``
##### <a name="manage_package"></a>`manage_package`
Data type: `Boolean`
Enable/disable management of package
Default value: ``true``
##### <a name="managed_by_cluster_manager"></a>`managed_by_cluster_manager`
Data type: `Boolean`
Choose if redis will be managed by a cluster manager such as pacemaker or rgmanager
Default value: ``false``
##### <a name="masterauth"></a>`masterauth`
Data type: `Optional[String[1]]`
If the master is password protected (using the "requirepass" configuration
Default value: ``undef``
##### <a name="maxclients"></a>`maxclients`
Data type: `Integer[1]`
Set the max number of connected clients at the same time.
Default value: `10000`
##### <a name="maxmemory"></a>`maxmemory`
Data type: `Any`
Don't use more memory than the specified amount of bytes.
Default value: ``undef``
##### <a name="maxmemory_policy"></a>`maxmemory_policy`
Data type: `Any`
How Redis will select what to remove when maxmemory is reached.
Default value: ``undef``
##### <a name="maxmemory_samples"></a>`maxmemory_samples`
Data type: `Any`
Select as well the sample size to check.
Default value: ``undef``
##### <a name="min_slaves_max_lag"></a>`min_slaves_max_lag`
Data type: `Integer[0]`
The lag in seconds
Default value: `10`
##### <a name="min_slaves_to_write"></a>`min_slaves_to_write`
Data type: `Integer[0]`
Minimum number of slaves to be in "online" state
Default value: `0`
##### <a name="no_appendfsync_on_rewrite"></a>`no_appendfsync_on_rewrite`
Data type: `Boolean`
If you have latency problems turn this to 'true'. Otherwise leave it as
Default value: ``false``
##### <a name="notify_keyspace_events"></a>`notify_keyspace_events`
Data type: `Optional[String[1]]`
Which events to notify Pub/Sub clients about events happening
Default value: ``undef``
##### <a name="notify_service"></a>`notify_service`
Data type: `Boolean`
You may disable service reloads when config files change if you
Default value: ``true``
##### <a name="package_ensure"></a>`package_ensure`
Data type: `String[1]`
Default action for package.
Default value: `'present'`
##### <a name="package_name"></a>`package_name`
Data type: `String[1]`
Upstream package name.
Default value: `$redis::params::package_name`
##### <a name="pid_file"></a>`pid_file`
Data type: `Stdlib::Absolutepath`
Where to store the pid.
Default value: `$redis::params::pid_file`
##### <a name="port"></a>`port`
Data type: `Stdlib::Port`
Configure which port to listen on.
Default value: `6379`
##### <a name="protected_mode"></a>`protected_mode`
Data type: `Boolean`
Whether protected mode is enabled or not. Only applicable when no bind is set.
Default value: ``true``
##### <a name="ppa_repo"></a>`ppa_repo`
Data type: `Optional[String]`
Specify upstream (Ubuntu) PPA entry.
Default value: `$redis::params::ppa_repo`
##### <a name="rdbcompression"></a>`rdbcompression`
Data type: `Boolean`
Enable/disable compression of string objects using LZF when dumping.
Default value: ``true``
##### <a name="rename_commands"></a>`rename_commands`
Data type: `Hash[String,String]`
A list of Redis commands to rename or disable for security reasons
Default value: `{}`
##### <a name="repl_backlog_size"></a>`repl_backlog_size`
Data type: `String[1]`
The replication backlog size
Default value: `'1mb'`
##### <a name="repl_backlog_ttl"></a>`repl_backlog_ttl`
Data type: `Integer[0]`
The number of seconds to elapse before freeing backlog buffer
Default value: `3600`
##### <a name="repl_disable_tcp_nodelay"></a>`repl_disable_tcp_nodelay`
Data type: `Boolean`
Enable/disable TCP_NODELAY on the slave socket after SYNC
Default value: ``false``
##### <a name="repl_ping_slave_period"></a>`repl_ping_slave_period`
Data type: `Integer[1]`
Slaves send PINGs to server in a predefined interval. It's possible
Default value: `10`
##### <a name="repl_timeout"></a>`repl_timeout`
Data type: `Integer[1]`
Set the replication timeout for:
Default value: `60`
##### <a name="requirepass"></a>`requirepass`
Data type: `Optional[String]`
Require clients to issue AUTH <PASSWORD> before processing any other commands.
Default value: ``undef``
##### <a name="save_db_to_disk"></a>`save_db_to_disk`
Data type: `Boolean`
Set if save db to disk.
Default value: ``true``
##### <a name="save_db_to_disk_interval"></a>`save_db_to_disk_interval`
Data type: `Hash`
save the dataset every N seconds if there are at least M changes in the dataset
Default value: `{ '900' => '1', '300' => '10', '60' => '10000' }`
##### <a name="service_manage"></a>`service_manage`
Data type: `Boolean`
Specify if the service should be part of the catalog.
Default value: ``true``
##### <a name="service_enable"></a>`service_enable`
Data type: `Boolean`
Enable/disable daemon at boot.
Default value: ``true``
##### <a name="service_ensure"></a>`service_ensure`
Data type: `Stdlib::Ensure::Service`
Specify if the server should be running.
Default value: `'running'`
##### <a name="service_group"></a>`service_group`
Data type: `String[1]`
Specify which group to run as.
Default value: `'redis'`
##### <a name="service_name"></a>`service_name`
Data type: `String[1]`
Specify the service name for Init or Systemd.
Default value: `$redis::params::service_name`
##### <a name="service_user"></a>`service_user`
Data type: `String[1]`
Specify which user to run as.
Default value: `'redis'`
##### <a name="set_max_intset_entries"></a>`set_max_intset_entries`
Data type: `Integer[0]`
The following configuration setting sets the limit in the size of the set
in order to use this special memory saving encoding.
Default value: `512`
##### <a name="slave_priority"></a>`slave_priority`
Data type: `Integer[0]`
The priority number for slave promotion by Sentinel
Default value: `100`
##### <a name="slave_read_only"></a>`slave_read_only`
Data type: `Boolean`
You can configure a slave instance to accept writes or not.
Default value: ``true``
##### <a name="slave_serve_stale_data"></a>`slave_serve_stale_data`
Data type: `Boolean`
When a slave loses its connection with the master, or when the replication
is still in progress, the slave can act in two different ways:
1) if slave-serve-stale-data is set to 'yes' (the default) the slave will
still reply to client requests, possibly with out of date data, or the
data set may just be empty if this is the first synchronization.
2) if slave-serve-stale-data is set to 'no' the slave will reply with
an error "SYNC with master in progress" to all the kind of commands
but to INFO and SLAVEOF.
Default value: ``true``
##### <a name="slaveof"></a>`slaveof`
Data type: `Optional[String[1]]`
Use slaveof to make a Redis instance a copy of another Redis server.
Default value: ``undef``
##### <a name="slowlog_log_slower_than"></a>`slowlog_log_slower_than`
Data type: `Integer[0]`
Tells Redis what is the execution time, in microseconds, to exceed in order
for the command to get logged.
Default value: `10000`
##### <a name="slowlog_max_len"></a>`slowlog_max_len`
Data type: `Integer[0]`
Tells Redis what is the length to exceed in order for the command to get
logged.
Default value: `1024`
##### <a name="stop_writes_on_bgsave_error"></a>`stop_writes_on_bgsave_error`
Data type: `Boolean`
If false then Redis will continue to work as usual even if there are
problems with disk, permissions, and so forth.
Default value: ``true``
##### <a name="syslog_enabled"></a>`syslog_enabled`
Data type: `Boolean`
Enable/disable logging to the system logger.
Default value: ``false``
##### <a name="syslog_facility"></a>`syslog_facility`
Data type: `Optional[String[1]]`
Specify the syslog facility. Must be USER or between LOCAL0-LOCAL7.
Default value: ``undef``
##### <a name="tcp_backlog"></a>`tcp_backlog`
Data type: `Integer[0]`
Sets the TCP backlog
Default value: `511`
##### <a name="tcp_keepalive"></a>`tcp_keepalive`
Data type: `Integer[0]`
TCP keepalive.
Default value: `0`
##### <a name="timeout"></a>`timeout`
Data type: `Integer[0]`
Close the connection after a client is idle for N seconds (0 to disable).
Default value: `0`
##### <a name="ulimit"></a>`ulimit`
Data type: `Integer[0]`
Limit the use of system-wide resources.
Default value: `65536`
##### <a name="ulimit_managed"></a>`ulimit_managed`
Data type: `Boolean`
Defines wheter the max number of open files for the
systemd service unit is explicitly managed.
Default value: ``true``
##### <a name="unixsocket"></a>`unixsocket`
Data type: `Variant[Stdlib::Absolutepath, Enum['']]`
Define unix socket path
Default value: `'/var/run/redis/redis.sock'`
##### <a name="unixsocketperm"></a>`unixsocketperm`
Data type: `Variant[Stdlib::Filemode, Enum['']]`
Define unix socket file permissions
Default value: `'0755'`
##### <a name="workdir"></a>`workdir`
Data type: `Stdlib::Absolutepath`
The DB will be written inside this directory, with the filename specified
above using the 'dbfilename' configuration directive.
Default value: `$redis::params::workdir`
##### <a name="workdir_mode"></a>`workdir_mode`
Data type: `Stdlib::Filemode`
Adjust mode for data directory.
Default value: `'0750'`
##### <a name="zset_max_ziplist_entries"></a>`zset_max_ziplist_entries`
Data type: `Integer[0]`
Set max entries for sorted sets.
Default value: `128`
##### <a name="zset_max_ziplist_value"></a>`zset_max_ziplist_value`
Data type: `Integer[0]`
Set max values for sorted sets.
Default value: `64`
##### <a name="cluster_enabled"></a>`cluster_enabled`
Data type: `Boolean`
Enables redis 3.0 cluster functionality
Default value: ``false``
##### <a name="cluster_config_file"></a>`cluster_config_file`
Data type: `String[1]`
Config file for saving cluster nodes configuration. This file is never
touched by humans. Only set if cluster_enabled is true
Default value: `'nodes.conf'`
##### <a name="cluster_node_timeout"></a>`cluster_node_timeout`
Data type: `Integer[1]`
Node timeout. Only set if cluster_enabled is true
Default value: `5000`
##### <a name="cluster_slave_validity_factor"></a>`cluster_slave_validity_factor`
Data type: `Integer[0]`
Control variable to disable promoting slave in case of disconnection from master
Only set if cluster_enabled is true
Default value: `0`
##### <a name="cluster_require_full_coverage"></a>`cluster_require_full_coverage`
Data type: `Boolean`
If false Redis Cluster will server queries even if requests about a subset of keys can be processed
Only set if cluster_enabled is true
Default value: ``true``
##### <a name="cluster_migration_barrier"></a>`cluster_migration_barrier`
Data type: `Integer[0]`
Minimum number of slaves master will remain connected with, for another
slave to migrate to a master which is no longer covered by any slave.
Only set if cluster_enabled is true
Default value: `1`
##### <a name="instances"></a>`instances`
Data type: `Hash[String[1], Hash]`
Iterate through multiple instance configurations
Default value: `{}`
##### <a name="output_buffer_limit_slave"></a>`output_buffer_limit_slave`
Data type: `String[1]`
Default value: `'256mb 64mb 60'`
##### <a name="output_buffer_limit_pubsub"></a>`output_buffer_limit_pubsub`
Data type: `String[1]`
Default value: `'32mb 8mb 60'`
##### <a name="manage_service_file"></a>`manage_service_file`
Data type: `Boolean`
Default value: ``false``
### <a name="redisadministration"></a>`redis::administration`
As documented in the FAQ and https://redis.io/topics/admin.
For disabling Transparent Huge Pages (THP), use separate module such as:
https://forge.puppet.com/modules/alexharvey/disable_transparent_hugepage
Note that this class requires the herculesteam/augeasproviders_sysctl module.
* **See also**
* https://redis.io/topics/admin
* https://forge.puppet.com/herculesteam/augeasproviders_sysctl
#### Examples
#####
```puppet
include redis::administration
```
#####
```puppet
class {'redis::administration':
enable_overcommit_memory => false,
}
```
#### Parameters
The following parameters are available in the `redis::administration` class:
* [`enable_overcommit_memory`](#enable_overcommit_memory)
* [`somaxconn`](#somaxconn)
##### <a name="enable_overcommit_memory"></a>`enable_overcommit_memory`
Data type: `Boolean`
Enable the overcommit memory setting
Default value: ``true``
##### <a name="somaxconn"></a>`somaxconn`
Data type: `Integer[0]`
Set somaxconn value
Default value: `65535`
### <a name="redisglobals"></a>`redis::globals`
Set a global config for Redis
#### Parameters
The following parameters are available in the `redis::globals` class:
* [`scl`](#scl)
##### <a name="scl"></a>`scl`
Data type: `Optional[String]`
Use a specific Software CoLlection on Red Hat based systems
Default value: ``undef``
### <a name="redissentinel"></a>`redis::sentinel`
Install redis-sentinel
#### Examples
##### Basic inclusion
```puppet
include redis::sentinel
```
##### Configuring options
```puppet
class {'redis::sentinel':
down_after => 80000,
log_file => '/var/log/redis/sentinel.log',
}
```
#### Parameters
The following parameters are available in the `redis::sentinel` class:
* [`auth_pass`](#auth_pass)
* [`config_file`](#config_file)
* [`config_file_orig`](#config_file_orig)
* [`config_file_mode`](#config_file_mode)
* [`conf_template`](#conf_template)
* [`daemonize`](#daemonize)
* [`down_after`](#down_after)
* [`failover_timeout`](#failover_timeout)
* [`log_file`](#log_file)
* [`log_level`](#log_level)
* [`master_name`](#master_name)
* [`redis_host`](#redis_host)
* [`redis_port`](#redis_port)
* [`requirepass`](#requirepass)
* [`protected_mode`](#protected_mode)
* [`package_name`](#package_name)
* [`package_ensure`](#package_ensure)
* [`parallel_sync`](#parallel_sync)
* [`pid_file`](#pid_file)
* [`quorum`](#quorum)
* [`sentinel_bind`](#sentinel_bind)
* [`sentinel_port`](#sentinel_port)
* [`service_group`](#service_group)
* [`service_name`](#service_name)
* [`service_user`](#service_user)
* [`service_enable`](#service_enable)
* [`working_dir`](#working_dir)
* [`notification_script`](#notification_script)
* [`client_reconfig_script`](#client_reconfig_script)
* [`service_ensure`](#service_ensure)
##### <a name="auth_pass"></a>`auth_pass`
Data type: `Optional[String[1]]`
The password to use to authenticate with the master and slaves.
Default value: ``undef``
##### <a name="config_file"></a>`config_file`
Data type: `Stdlib::Absolutepath`
The location and name of the sentinel config file.
Default value: `$redis::params::sentinel_config_file`
##### <a name="config_file_orig"></a>`config_file_orig`
Data type: `Stdlib::Absolutepath`
The location and name of a config file that provides the source
of the sentinel config file. Two different files are needed
because sentinel itself writes to its own config file and we do
not want override that when puppet is run unless there are
changes from the manifests.
Default value: `$redis::params::sentinel_config_file_orig`
##### <a name="config_file_mode"></a>`config_file_mode`
Data type: `Stdlib::Filemode`
Permissions of config file.
Default value: `'0644'`
##### <a name="conf_template"></a>`conf_template`
Data type: `String[1]`
Define which template to use.
Default value: `'redis/redis-sentinel.conf.erb'`
##### <a name="daemonize"></a>`daemonize`
Data type: `Boolean`
Have Redis sentinel run as a daemon.
Default value: `$redis::params::sentinel_daemonize`
##### <a name="down_after"></a>`down_after`
Data type: `Integer[1]`
Number of milliseconds the master (or any attached slave or sentinel)
should be unreachable (as in, not acceptable reply to PING, continuously,
for the specified period) in order to consider it in S_DOWN state.
Default value: `30000`
##### <a name="failover_timeout"></a>`failover_timeout`
Data type: `Integer[1]`
Specify the failover timeout in milliseconds.
Default value: `180000`
##### <a name="log_file"></a>`log_file`
Data type: `Stdlib::Absolutepath`
Specify where to write log entries.
Default value: `$redis::params::sentinel_log_file`
##### <a name="log_level"></a>`log_level`
Data type: `Redis::LogLevel`
Specify how much we should log.
Default value: `'notice'`
##### <a name="master_name"></a>`master_name`
Data type: `String[1]`
Specify the name of the master redis server.
The valid charset is A-z 0-9 and the three characters ".-_".
Default value: `'mymaster'`
##### <a name="redis_host"></a>`redis_host`
Data type: `Stdlib::Host`
Specify the bound host of the master redis server.
Default value: `'127.0.0.1'`
##### <a name="redis_port"></a>`redis_port`
Data type: `Stdlib::Port`
Specify the port of the master redis server.
Default value: `6379`
##### <a name="requirepass"></a>`requirepass`
Data type: `Optional[String[1]]`
Specify the password to require client authentication via the AUTH command, however this feature is only available starting with Redis 5.0.1.
Default value: ``undef``
##### <a name="protected_mode"></a>`protected_mode`
Data type: `Boolean`
Whether protected mode is enabled or not. Only applicable when no bind is set.
Default value: ``true``
##### <a name="package_name"></a>`package_name`
Data type: `String[1]`
The name of the package that installs sentinel.
Default value: `$redis::params::sentinel_package_name`
##### <a name="package_ensure"></a>`package_ensure`
Data type: `String[1]`
Do we ensure this package.
Default value: `'present'`
##### <a name="parallel_sync"></a>`parallel_sync`
Data type: `Integer[0]`
How many slaves can be reconfigured at the same time to use a
new master after a failover.
Default value: `1`
##### <a name="pid_file"></a>`pid_file`
Data type: `Stdlib::Absolutepath`
If sentinel is daemonized it will write its pid at this location.
Default value: `$redis::params::sentinel_pid_file`
##### <a name="quorum"></a>`quorum`
Data type: `Integer[1]`
Number of sentinels that must agree that a master is down to
signal sdown state.
Default value: `2`
##### <a name="sentinel_bind"></a>`sentinel_bind`
Data type: `Variant[Undef, Stdlib::IP::Address, Array[Stdlib::IP::Address]]`
Allow optional sentinel server ip binding. Can help overcome
issues arising from protect-mode added Redis 3.2
Default value: ``undef``
##### <a name="sentinel_port"></a>`sentinel_port`
Data type: `Stdlib::Port`
The port of sentinel server.
Default value: `26379`
##### <a name="service_group"></a>`service_group`
Data type: `String[1]`
The group of the config file.
Default value: `'redis'`
##### <a name="service_name"></a>`service_name`
Data type: `String[1]`
The name of the service (for puppet to manage).
Default value: `$redis::params::sentinel_service_name`
##### <a name="service_user"></a>`service_user`
Data type: `String[1]`
The owner of the config file.
Default value: `'redis'`
##### <a name="service_enable"></a>`service_enable`
Data type: `Boolean`
Enable the service at boot time.
Default value: ``true``
##### <a name="working_dir"></a>`working_dir`
Data type: `Stdlib::Absolutepath`
The directory into which sentinel will change to avoid mount
conflicts.
Default value: `$redis::params::sentinel_working_dir`
##### <a name="notification_script"></a>`notification_script`
Data type: `Optional[Stdlib::Absolutepath]`
Path to the notification script
Default value: ``undef``
##### <a name="client_reconfig_script"></a>`client_reconfig_script`
Data type: `Optional[Stdlib::Absolutepath]`
Path to the client-reconfig script
Default value: ``undef``
##### <a name="service_ensure"></a>`service_ensure`
Data type: `Stdlib::Ensure::Service`
Default value: `'running'`
## Defined types
### <a name="redisinstance"></a>`redis::instance`
This is an defined type to allow the configuration of
multiple redis instances on one machine without conflicts
#### Examples
#####
```puppet
redis::instance {'6380':
port => 6380,
}
```
#### Parameters
The following parameters are available in the `redis::instance` defined type:
* [`activerehashing`](#activerehashing)
* [`aof_load_truncated`](#aof_load_truncated)
* [`aof_rewrite_incremental_fsync`](#aof_rewrite_incremental_fsync)
* [`appendfilename`](#appendfilename)
* [`appendfsync`](#appendfsync)
* [`appendonly`](#appendonly)
* [`auto_aof_rewrite_min_size`](#auto_aof_rewrite_min_size)
* [`auto_aof_rewrite_percentage`](#auto_aof_rewrite_percentage)
* [`bind`](#bind)
* [`config_file_orig`](#config_file_orig)
* [`config_file`](#config_file)
* [`config_file_mode`](#config_file_mode)
* [`config_group`](#config_group)
* [`config_owner`](#config_owner)
* [`conf_template`](#conf_template)
* [`daemonize`](#daemonize)
* [`databases`](#databases)
* [`dbfilename`](#dbfilename)
* [`extra_config_file`](#extra_config_file)
* [`hash_max_ziplist_entries`](#hash_max_ziplist_entries)
* [`hash_max_ziplist_value`](#hash_max_ziplist_value)
* [`hll_sparse_max_bytes`](#hll_sparse_max_bytes)
* [`hz`](#hz)
* [`latency_monitor_threshold`](#latency_monitor_threshold)
* [`list_max_ziplist_entries`](#list_max_ziplist_entries)
* [`list_max_ziplist_value`](#list_max_ziplist_value)
* [`log_dir`](#log_dir)
* [`log_dir_mode`](#log_dir_mode)
* [`log_file`](#log_file)
* [`log_level`](#log_level)
* [`masterauth`](#masterauth)
* [`maxclients`](#maxclients)
* [`maxmemory`](#maxmemory)
* [`maxmemory_policy`](#maxmemory_policy)
* [`maxmemory_samples`](#maxmemory_samples)
* [`min_slaves_max_lag`](#min_slaves_max_lag)
* [`min_slaves_to_write`](#min_slaves_to_write)
* [`no_appendfsync_on_rewrite`](#no_appendfsync_on_rewrite)
* [`notify_keyspace_events`](#notify_keyspace_events)
* [`pid_file`](#pid_file)
* [`port`](#port)
* [`protected_mode`](#protected_mode)
* [`rdbcompression`](#rdbcompression)
* [`rename_commands`](#rename_commands)
* [`repl_backlog_size`](#repl_backlog_size)
* [`repl_backlog_ttl`](#repl_backlog_ttl)
* [`repl_disable_tcp_nodelay`](#repl_disable_tcp_nodelay)
* [`repl_ping_slave_period`](#repl_ping_slave_period)
* [`repl_timeout`](#repl_timeout)
* [`requirepass`](#requirepass)
* [`save_db_to_disk`](#save_db_to_disk)
* [`save_db_to_disk_interval`](#save_db_to_disk_interval)
* [`service_name`](#service_name)
* [`service_enable`](#service_enable)
* [`service_ensure`](#service_ensure)
* [`service_group`](#service_group)
* [`service_user`](#service_user)
* [`set_max_intset_entries`](#set_max_intset_entries)
* [`slave_priority`](#slave_priority)
* [`slave_read_only`](#slave_read_only)
* [`slave_serve_stale_data`](#slave_serve_stale_data)
* [`slaveof`](#slaveof)
* [`slowlog_log_slower_than`](#slowlog_log_slower_than)
* [`slowlog_max_len`](#slowlog_max_len)
* [`stop_writes_on_bgsave_error`](#stop_writes_on_bgsave_error)
* [`syslog_enabled`](#syslog_enabled)
* [`syslog_facility`](#syslog_facility)
* [`tcp_backlog`](#tcp_backlog)
* [`tcp_keepalive`](#tcp_keepalive)
* [`timeout`](#timeout)
* [`ulimit`](#ulimit)
* [`ulimit_managed`](#ulimit_managed)
* [`unixsocket`](#unixsocket)
* [`unixsocketperm`](#unixsocketperm)
* [`workdir`](#workdir)
* [`workdir_mode`](#workdir_mode)
* [`zset_max_ziplist_entries`](#zset_max_ziplist_entries)
* [`zset_max_ziplist_value`](#zset_max_ziplist_value)
* [`cluster_enabled`](#cluster_enabled)
* [`cluster_config_file`](#cluster_config_file)
* [`cluster_node_timeout`](#cluster_node_timeout)
* [`cluster_slave_validity_factor`](#cluster_slave_validity_factor)
* [`cluster_require_full_coverage`](#cluster_require_full_coverage)
* [`cluster_migration_barrier`](#cluster_migration_barrier)
* [`output_buffer_limit_slave`](#output_buffer_limit_slave)
* [`output_buffer_limit_pubsub`](#output_buffer_limit_pubsub)
* [`managed_by_cluster_manager`](#managed_by_cluster_manager)
* [`manage_service_file`](#manage_service_file)
##### <a name="activerehashing"></a>`activerehashing`
Data type: `Boolean`
Enable/disable active rehashing.
Default value: `$redis::activerehashing`
##### <a name="aof_load_truncated"></a>`aof_load_truncated`
Data type: `Boolean`
Enable/disable loading truncated AOF file
Default value: `$redis::aof_load_truncated`
##### <a name="aof_rewrite_incremental_fsync"></a>`aof_rewrite_incremental_fsync`
Data type: `Boolean`
Enable/disable fsync for AOF file
Default value: `$redis::aof_rewrite_incremental_fsync`
##### <a name="appendfilename"></a>`appendfilename`
Data type: `String[1]`
The name of the append only file
Default value: `$redis::appendfilename`
##### <a name="appendfsync"></a>`appendfsync`
Data type: `Enum['no', 'always', 'everysec']`
Adjust fsync mode. Valid options: always, everysec, no.
Default value: `$redis::appendfsync`
##### <a name="appendonly"></a>`appendonly`
Data type: `Boolean`
Enable/disable appendonly mode.
Default value: `$redis::appendonly`
##### <a name="auto_aof_rewrite_min_size"></a>`auto_aof_rewrite_min_size`
Data type: `String[1]`
Adjust minimum size for auto-aof-rewrite.
Default value: `$redis::auto_aof_rewrite_min_size`
##### <a name="auto_aof_rewrite_percentage"></a>`auto_aof_rewrite_percentage`
Data type: `Integer[0]`
Adjust percentatge for auto-aof-rewrite.
Default value: `$redis::auto_aof_rewrite_percentage`
##### <a name="bind"></a>`bind`
Data type: `Variant[Stdlib::IP::Address, Array[Stdlib::IP::Address]]`
Configure which IP address(es) to listen on. To bind on all interfaces, use an empty array.
Default value: `$redis::bind`
##### <a name="config_file_orig"></a>`config_file_orig`
Data type: `Stdlib::Absolutepath`
The location and name of a config file that provides the source
Default value: `$redis::config_file_orig`
##### <a name="config_file"></a>`config_file`
Data type: `Stdlib::Absolutepath`
Adjust main configuration file.
Default value: `$redis::config_file`
##### <a name="config_file_mode"></a>`config_file_mode`
Data type: `Stdlib::Filemode`
Adjust permissions for configuration files.
Default value: `$redis::config_file_mode`
##### <a name="config_group"></a>`config_group`
Data type: `String[1]`
Adjust filesystem group for config files.
Default value: `$redis::config_group`
##### <a name="config_owner"></a>`config_owner`
Data type: `String[1]`
Adjust filesystem owner for config files.
Default value: `$redis::config_owner`
##### <a name="conf_template"></a>`conf_template`
Data type: `String[1]`
Define which template to use.
Default value: `$redis::conf_template`
##### <a name="daemonize"></a>`daemonize`
Data type: `Boolean`
Have Redis run as a daemon.
Default value: ``true``
##### <a name="databases"></a>`databases`
Data type: `Integer[1]`
Set the number of databases.
Default value: `$redis::databases`
##### <a name="dbfilename"></a>`dbfilename`
Data type: `Variant[String[1], Boolean]`
The filename where to dump the DB
Default value: `$redis::dbfilename`
##### <a name="extra_config_file"></a>`extra_config_file`
Data type: `Optional[String]`
Optional extra config file to include
Default value: `$redis::extra_config_file`
##### <a name="hash_max_ziplist_entries"></a>`hash_max_ziplist_entries`
Data type: `Integer[0]`
Set max ziplist entries for hashes.
Default value: `$redis::hash_max_ziplist_entries`
##### <a name="hash_max_ziplist_value"></a>`hash_max_ziplist_value`
Data type: `Integer[0]`
Set max ziplist values for hashes.
Default value: `$redis::hash_max_ziplist_value`
##### <a name="hll_sparse_max_bytes"></a>`hll_sparse_max_bytes`
Data type: `Integer[0]`
HyperLogLog sparse representation bytes limit
Default value: `$redis::hll_sparse_max_bytes`
##### <a name="hz"></a>`hz`
Data type: `Integer[1, 500]`
Set redis background tasks frequency
Default value: `$redis::hz`
##### <a name="latency_monitor_threshold"></a>`latency_monitor_threshold`
Data type: `Integer[0]`
Latency monitoring threshold in milliseconds
Default value: `$redis::latency_monitor_threshold`
##### <a name="list_max_ziplist_entries"></a>`list_max_ziplist_entries`
Data type: `Integer[0]`
Set max ziplist entries for lists.
Default value: `$redis::list_max_ziplist_entries`
##### <a name="list_max_ziplist_value"></a>`list_max_ziplist_value`
Data type: `Integer[0]`
Set max ziplist values for lists.
Default value: `$redis::list_max_ziplist_value`
##### <a name="log_dir"></a>`log_dir`
Data type: `Stdlib::Absolutepath`
Specify directory where to write log entries.
Default value: `$redis::log_dir`
##### <a name="log_dir_mode"></a>`log_dir_mode`
Data type: `Stdlib::Filemode`
Adjust mode for directory containing log files.
Default value: `$redis::log_dir_mode`
##### <a name="log_file"></a>`log_file`
Data type: `String`
Specify file where to write log entries. Relative paths will be prepended
with log_dir but absolute paths are also accepted.
Default value: `"redis-server-${name}.log"`
##### <a name="log_level"></a>`log_level`
Data type: `Redis::LogLevel`
Specify the server verbosity level.
Default value: `$redis::log_level`
##### <a name="masterauth"></a>`masterauth`
Data type: `Optional[String[1]]`
If the master is password protected (using the "requirepass" configuration
Default value: `$redis::masterauth`
##### <a name="maxclients"></a>`maxclients`
Data type: `Integer[1]`
Set the max number of connected clients at the same time.
Default value: `$redis::maxclients`
##### <a name="maxmemory"></a>`maxmemory`
Data type: `Any`
Don't use more memory than the specified amount of bytes.
Default value: `$redis::maxmemory`
##### <a name="maxmemory_policy"></a>`maxmemory_policy`
Data type: `Any`
How Redis will select what to remove when maxmemory is reached.
Default value: `$redis::maxmemory_policy`
##### <a name="maxmemory_samples"></a>`maxmemory_samples`
Data type: `Any`
Select as well the sample size to check.
Default value: `$redis::maxmemory_samples`
##### <a name="min_slaves_max_lag"></a>`min_slaves_max_lag`
Data type: `Integer[0]`
The lag in seconds
Default value: `$redis::min_slaves_max_lag`
##### <a name="min_slaves_to_write"></a>`min_slaves_to_write`
Data type: `Integer[0]`
Minimum number of slaves to be in "online" state
Default value: `$redis::min_slaves_to_write`
##### <a name="no_appendfsync_on_rewrite"></a>`no_appendfsync_on_rewrite`
Data type: `Boolean`
If you have latency problems turn this to 'true'. Otherwise leave it as
Default value: `$redis::no_appendfsync_on_rewrite`
##### <a name="notify_keyspace_events"></a>`notify_keyspace_events`
Data type: `Optional[String[1]]`
Which events to notify Pub/Sub clients about events happening
Default value: `$redis::notify_keyspace_events`
##### <a name="pid_file"></a>`pid_file`
Data type: `Stdlib::Absolutepath`
Where to store the pid.
Default value: `"/var/run/redis/redis-server-${name}.pid"`
##### <a name="port"></a>`port`
Data type: `Stdlib::Port`
Configure which port to listen on.
Default value: `$redis::port`
##### <a name="protected_mode"></a>`protected_mode`
Data type: `Boolean`
Whether protected mode is enabled or not. Only applicable when no bind is set.
Default value: `$redis::protected_mode`
##### <a name="rdbcompression"></a>`rdbcompression`
Data type: `Boolean`
Enable/disable compression of string objects using LZF when dumping.
Default value: `$redis::rdbcompression`
##### <a name="rename_commands"></a>`rename_commands`
Data type: `Hash[String,String]`
A list of Redis commands to rename or disable for security reasons
Default value: `$redis::rename_commands`
##### <a name="repl_backlog_size"></a>`repl_backlog_size`
Data type: `String[1]`
The replication backlog size
Default value: `$redis::repl_backlog_size`
##### <a name="repl_backlog_ttl"></a>`repl_backlog_ttl`
Data type: `Integer[0]`
The number of seconds to elapse before freeing backlog buffer
Default value: `$redis::repl_backlog_ttl`
##### <a name="repl_disable_tcp_nodelay"></a>`repl_disable_tcp_nodelay`
Data type: `Boolean`
Enable/disable TCP_NODELAY on the slave socket after SYNC
Default value: `$redis::repl_disable_tcp_nodelay`
##### <a name="repl_ping_slave_period"></a>`repl_ping_slave_period`
Data type: `Integer[1]`
Slaves send PINGs to server in a predefined interval. It's possible
Default value: `$redis::repl_ping_slave_period`
##### <a name="repl_timeout"></a>`repl_timeout`
Data type: `Integer[1]`
Set the replication timeout for:
Default value: `$redis::repl_timeout`
##### <a name="requirepass"></a>`requirepass`
Data type: `Optional[String]`
Require clients to issue AUTH <PASSWORD> before processing any other
commands.
Default value: `$redis::requirepass`
##### <a name="save_db_to_disk"></a>`save_db_to_disk`
Data type: `Boolean`
Set if save db to disk.
Default value: `$redis::save_db_to_disk`
##### <a name="save_db_to_disk_interval"></a>`save_db_to_disk_interval`
Data type: `Hash`
save the dataset every N seconds if there are at least M changes in the dataset
Default value: `$redis::save_db_to_disk_interval`
##### <a name="service_name"></a>`service_name`
Data type: `String[1]`
The service name for this instance
Default value: `"redis-server-${name}"`
##### <a name="service_enable"></a>`service_enable`
Data type: `Boolean`
Enable/disable daemon at boot.
Default value: `$redis::service_enable`
##### <a name="service_ensure"></a>`service_ensure`
Data type: `Stdlib::Ensure::Service`
Specify if the server should be running.
Default value: `$redis::service_ensure`
##### <a name="service_group"></a>`service_group`
Data type: `String[1]`
Specify which group to run as.
Default value: `$redis::service_group`
##### <a name="service_user"></a>`service_user`
Data type: `String[1]`
Specify which user to run as.
Default value: `$redis::service_user`
##### <a name="set_max_intset_entries"></a>`set_max_intset_entries`
Data type: `Integer[0]`
The following configuration setting sets the limit in the size of the set
in order to use this special memory saving encoding.
Default value: `$redis::set_max_intset_entries`
##### <a name="slave_priority"></a>`slave_priority`
Data type: `Integer[0]`
The priority number for slave promotion by Sentinel
Default value: `$redis::slave_priority`
##### <a name="slave_read_only"></a>`slave_read_only`
Data type: `Boolean`
You can configure a slave instance to accept writes or not.
Default value: `$redis::slave_read_only`
##### <a name="slave_serve_stale_data"></a>`slave_serve_stale_data`
Data type: `Boolean`
When a slave loses its connection with the master, or when the replication
is still in progress, the slave can act in two different ways:
1) if slave-serve-stale-data is set to 'yes' (the default) the slave will
still reply to client requests, possibly with out of date data, or the
data set may just be empty if this is the first synchronization.
2) if slave-serve-stale-data is set to 'no' the slave will reply with
an error "SYNC with master in progress" to all the kind of commands
but to INFO and SLAVEOF.
Default value: `$redis::slave_serve_stale_data`
##### <a name="slaveof"></a>`slaveof`
Data type: `Optional[String[1]]`
Use slaveof to make a Redis instance a copy of another Redis server.
Default value: `$redis::slaveof`
##### <a name="slowlog_log_slower_than"></a>`slowlog_log_slower_than`
Data type: `Integer[0]`
Tells Redis what is the execution time, in microseconds, to exceed in order
for the command to get logged.
Default value: `$redis::slowlog_log_slower_than`
##### <a name="slowlog_max_len"></a>`slowlog_max_len`
Data type: `Integer[0]`
Tells Redis what is the length to exceed in order for the command
to get logged.
Default value: `$redis::slowlog_max_len`
##### <a name="stop_writes_on_bgsave_error"></a>`stop_writes_on_bgsave_error`
Data type: `Boolean`
If false then Redis will continue to work as usual even if there
are problems with disk, permissions, and so forth.
Default value: `$redis::stop_writes_on_bgsave_error`
##### <a name="syslog_enabled"></a>`syslog_enabled`
Data type: `Boolean`
Enable/disable logging to the system logger.
Default value: `$redis::syslog_enabled`
##### <a name="syslog_facility"></a>`syslog_facility`
Data type: `Optional[String[1]]`
Specify the syslog facility. Must be USER or between LOCAL0-LOCAL7.
Default value: `$redis::syslog_facility`
##### <a name="tcp_backlog"></a>`tcp_backlog`
Data type: `Integer[0]`
Sets the TCP backlog
Default value: `$redis::tcp_backlog`
##### <a name="tcp_keepalive"></a>`tcp_keepalive`
Data type: `Integer[0]`
TCP keepalive.
Default value: `$redis::tcp_keepalive`
##### <a name="timeout"></a>`timeout`
Data type: `Integer[0]`
Close the connection after a client is idle for N seconds (0 to disable).
Default value: `$redis::timeout`
##### <a name="ulimit"></a>`ulimit`
Data type: `Integer[0]`
Limit the use of system-wide resources.
Default value: `$redis::ulimit`
##### <a name="ulimit_managed"></a>`ulimit_managed`
Data type: `Boolean`
Defines wheter the max number of open files for the
systemd service unit is explicitly managed.
Default value: `$redis::ulimit_managed`
##### <a name="unixsocket"></a>`unixsocket`
Data type: `Variant[Stdlib::Absolutepath, Enum['']]`
Define unix socket path
Default value: `"/var/run/redis/redis-server-${name}.sock"`
##### <a name="unixsocketperm"></a>`unixsocketperm`
Data type: `Variant[Stdlib::Filemode , Enum['']]`
Define unix socket file permissions
Default value: `$redis::unixsocketperm`
##### <a name="workdir"></a>`workdir`
Data type: `Stdlib::Absolutepath`
The DB will be written inside this directory, with the filename specified
above using the 'dbfilename' configuration directive.
Default value: `"${redis::workdir}/redis-server-${name}"`
##### <a name="workdir_mode"></a>`workdir_mode`
Data type: `Stdlib::Filemode`
Adjust mode for data directory.
Default value: `$redis::workdir_mode`
##### <a name="zset_max_ziplist_entries"></a>`zset_max_ziplist_entries`
Data type: `Integer[0]`
Set max entries for sorted sets.
Default value: `$redis::zset_max_ziplist_entries`
##### <a name="zset_max_ziplist_value"></a>`zset_max_ziplist_value`
Data type: `Integer[0]`
Set max values for sorted sets.
Default value: `$redis::zset_max_ziplist_value`
##### <a name="cluster_enabled"></a>`cluster_enabled`
Data type: `Boolean`
Enables redis 3.0 cluster functionality
Default value: `$redis::cluster_enabled`
##### <a name="cluster_config_file"></a>`cluster_config_file`
Data type: `String[1]`
Config file for saving cluster nodes configuration. This file is never
touched by humans. Only set if cluster_enabled is true
Default value: `$redis::cluster_config_file`
##### <a name="cluster_node_timeout"></a>`cluster_node_timeout`
Data type: `Integer[1]`
Node timeout. Only set if cluster_enabled is true
Default value: `$redis::cluster_node_timeout`
##### <a name="cluster_slave_validity_factor"></a>`cluster_slave_validity_factor`
Data type: `Integer[0]`
Control variable to disable promoting slave in case of disconnection from
master Only set if cluster_enabled is true
Default value: `$redis::cluster_slave_validity_factor`
##### <a name="cluster_require_full_coverage"></a>`cluster_require_full_coverage`
Data type: `Boolean`
If false Redis Cluster will server queries even if requests about a subset
of keys can be processed Only set if cluster_enabled is true
Default value: `$redis::cluster_require_full_coverage`
##### <a name="cluster_migration_barrier"></a>`cluster_migration_barrier`
Data type: `Integer[0]`
Minimum number of slaves master will remain connected with, for another
slave to migrate to a master which is no longer covered by any slave Only
set if cluster_enabled is true
Default value: `$redis::cluster_migration_barrier`
##### <a name="output_buffer_limit_slave"></a>`output_buffer_limit_slave`
Data type: `String[1]`
Default value: `$redis::output_buffer_limit_slave`
##### <a name="output_buffer_limit_pubsub"></a>`output_buffer_limit_pubsub`
Data type: `String[1]`
Default value: `$redis::output_buffer_limit_pubsub`
##### <a name="managed_by_cluster_manager"></a>`managed_by_cluster_manager`
Data type: `Boolean`
Default value: `$redis::managed_by_cluster_manager`
##### <a name="manage_service_file"></a>`manage_service_file`
Data type: `Boolean`
Default value: ``true``
## Functions
### <a name="redisget"></a>`redis::get`
Type: Ruby 4.x API
```
#### `redis::get(String[1] $key, Redis::RedisUrl $url, Optional[String] $default)`
```
Returns: `Optional[String]` Returns the value of the key from Redis
##### `key`
Data type: `String[1]`
The key to look up in redis
##### `url`
Data type: `Redis::RedisUrl`
The endpoint of the Redis instance
##### `default`
Data type: `Optional[String]`
The value to return if the key is not found or the connection to Redis fails
## Data types
### <a name="redisloglevel"></a>`Redis::LogLevel`
This can be one of:
* debug (a lot of information, useful for development/testing)
* verbose (many rarely useful info, but not a mess like the debug level)
* notice (moderately verbose, what you want in production probably)
* warning (only very important / critical messages are logged)
Alias of
```puppet
Enum['debug', 'verbose', 'notice', 'warning']
```
### <a name="redisredisurl"></a>`Redis::RedisUrl`
The Redis::RedisUrl data type.
Alias of
```puppet
Pattern[/(^redis:\/\/)/]
```
## Tasks
### <a name="redis_cli"></a>`redis_cli`
Executes a redis-cli command on the target system
**Supports noop?** false
#### Parameters
##### `command`
Data type: `String[1]`
The command to run, including all arguments

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