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# frozen_string_literal: true
class RemoveCircuitBreaker < ActiveRecord::Migration[4.2]
include Gitlab::Database::MigrationHelpers
# Set this constant to true if this migration requires downtime.
DOWNTIME = false
disable_ddl_transaction!
CIRCUIT_BREAKER_COLUMS_WITH_DEFAULT = {
circuitbreaker_failure_count_threshold: 3,
circuitbreaker_failure_reset_time: 1800,
circuitbreaker_storage_timeout: 15,
circuitbreaker_access_retries: 3,
circuitbreaker_check_interval: 1
}.freeze
def up
CIRCUIT_BREAKER_COLUMS_WITH_DEFAULT.keys.each do |column|
remove_column(:application_settings, column) if column_exists?(:application_settings, column)
end
end
def down
CIRCUIT_BREAKER_COLUMS_WITH_DEFAULT.each do |column, default|
add_column_with_default(:application_settings, column, :integer, default: default) unless column_exists?(:application_settings, column)
end
end
end
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