Class: Wellness::Services::RedisService

Inherits:
Base
  • Object
show all
Defined in:
lib/wellness/services/redis_service.rb

Constant Summary collapse

KEYS = 
[
  'used_memory_human',
  'connected_clients',
  'keyspace_misses',
  'keyspace_hits',
  'evicted_keys',
  'expired_keys',
  'sync_partial_err',
  'sync_partial_ok',
  'sync_full',
  'rejected_connections',
  'total_commands_processed',
  'total_connections_received',
  'uptime_in_seconds',
  'uptime_in_days'
]

Instance Method Summary collapse

Methods inherited from Base

dependency

Constructor Details

#initialize(args = {}) ⇒ RedisService

Returns a new instance of RedisService.



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# File 'lib/wellness/services/redis_service.rb', line 23

def initialize(args={})
  @params = args
end

Instance Method Details

#call ⇒ Hash

Returns:

  • (Hash) 


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# File 'lib/wellness/services/redis_service.rb', line 28

def call
  client  = Redis.new(@params)
  details = client.info.select { |k, _| KEYS.include?(k) }
  client.quit

  {
    'status' => 'HEALTHY',
    'details' => details
  }
rescue Redis::BaseError => error
  failed(error)
rescue Exception => error
  failed(error)
end

#failed(error) ⇒ Object 



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# File 'lib/wellness/services/redis_service.rb', line 43

def failed(error)
  {
    'status' => 'UNHEALTHY',
    'details' => {
      'error' => error.message
    }
  }
end