Class: Knockoff::Config

Inherits:
Object
  • Object
show all
Defined in:
lib/knockoff/config.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Config

Returns a new instance of Config.



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# File 'lib/knockoff/config.rb', line 13

def initialize
  @environment = 'development'
  @replicas_configurations = {}
  set_replica_configs

  if !properly_configured? && Knockoff.enabled
    puts "[Knockoff] WARNING: Detected enabled Knockoff without proper replica pool configuration. Setting Knockoff.enabled to false."
    Knockoff.enabled = false
  end
end

Instance Attribute Details

#environment ⇒ Object (readonly)

The current environment. Normally set to Rails.env, but will default to ‘development’ outside of Rails apps.



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# File 'lib/knockoff/config.rb', line 5

def environment
  @environment
end

#replica_configs ⇒ Object (readonly)

An array of configs to use for the replica pool.



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# File 'lib/knockoff/config.rb', line 8

def replica_configs
  @replica_configs
end

#replicas_configurations ⇒ Object (readonly)

A hash of replica configs to their config hash.



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# File 'lib/knockoff/config.rb', line 11

def replicas_configurations
  @replicas_configurations
end

Instance Method Details

#properly_configured? ⇒ Boolean

If replica_configs actually containts some configuration information, then we know it was properly configured. Improper URI’s will be ignored during the initialization step.

Returns:

  • (Boolean) 


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# File 'lib/knockoff/config.rb', line 46

def properly_configured?
  !@replica_configs.empty?
end

#replica_database_keys ⇒ Object 



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# File 'lib/knockoff/config.rb', line 24

def replica_database_keys
  @replicas_configurations.keys
end

#replica_env_keys ⇒ Object 



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# File 'lib/knockoff/config.rb', line 28

def replica_env_keys
  if ENV['KNOCKOFF_REPLICA_ENVS'].nil?
    []
  else
    ENV['KNOCKOFF_REPLICA_ENVS'].split(',').map(&:strip)
  end
end

#update_replica_configs(new_configs) ⇒ Object 



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# File 'lib/knockoff/config.rb', line 36

def update_replica_configs(new_configs)
  ActiveRecord::Base.configurations['knockoff_replicas'].merge(new_configs) if ActiveRecord::Base.configurations['knockoff_replicas'].present?
  @replicas_configurations.each do |key, _config|
    update_replica_config(key, new_configs)
  end
end