Class: RailsHealthChecks::Checks::CacheCheck

Inherits:
RailsHealthChecks::Check show all
Defined in:
lib/rails_health_checks/checks/cache_check.rb

Constant Summary collapse

PROBE_KEY = 
"rails_health_checks:cache_probe"
PROBE_VALUE = 
"ok"

Instance Attribute Summary

Attributes inherited from RailsHealthChecks::Check

#latency_ms, #message, #status

Instance Method Summary collapse

Instance Method Details

#call ⇒ Object 



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# File 'lib/rails_health_checks/checks/cache_check.rb', line 9

def call
  measure do
    Rails.cache.write(PROBE_KEY, PROBE_VALUE, expires_in: 10)
    result = Rails.cache.read(PROBE_KEY)
    raise "unexpected value: #{result.inspect}" unless result == PROBE_VALUE
  end
  pass
rescue StandardError => e
  fail_with(e.message)
end