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|
# frozen_string_literal: true
module Import
class PlaceholderUserLimit
UNLIMITED = 0
LIMIT_TIER_1 = :import_placeholder_user_limit_tier_1
EXCEEDANCE_CACHE_TTL = 1.minute
LIMIT_CACHE_TTL = 1.hour
def initialize(namespace:)
@root_namespace = namespace.root_ancestor
end
def exceeded?
return false if unlimited?
cache.read(cache_key).present? || calculate_has_exceeded.tap do |has_exceeded|
if has_exceeded
log_limit_exceeded
# Cache when the limit has been exceeded.
# As placeholder users can be deleted during contribution reassignment, a namespace
# can go below their limit again so we only cache for a short period of time.
cache.write(cache_key, true, timeout: EXCEEDANCE_CACHE_TTL)
end
end
end
private
attr_reader :root_namespace
def calculate_has_exceeded
count = ::Import::SourceUser.namespace_placeholder_user_count(root_namespace, limit: limit)
return false unless count > 0
count >= limit
end
def limit
cached_limit = cache.read_integer(limit_cache_key)
return cached_limit unless cached_limit.nil?
calculate_limit.tap do |limit|
# Cache to avoid looking up the plan and seat count again (in the EE module).
# As these details rarely change, we can cache for a longer period.
cache.write(limit_cache_key, limit, timeout: LIMIT_CACHE_TTL)
end
end
def calculate_limit
plan.actual_limits.limit_for(limit_name) || UNLIMITED
end
def unlimited?
limit == UNLIMITED
end
# Overridden in EE to return limit names based on licensed seats
def limit_name
LIMIT_TIER_1
end
def plan
@plan ||= root_namespace.actual_plan
end
def cache
Gitlab::Cache::Import::Caching
end
def cache_key
"import_placeholder_user_limit:exceeded:#{root_namespace.id}"
end
def limit_cache_key
"import_placeholder_user_limit:limit:#{root_namespace.id}"
end
def log_limit_exceeded
Gitlab::ApplicationContext.with_context(namespace: root_namespace) do
Import::Framework::Logger.info(
message: 'Placeholder user limit exceeded for namespace',
limit: limit
)
end
end
end
end
Import::PlaceholderUserLimit.prepend_mod
|
