Module: Legion::LLM::API::Native::Providers

Extended by:
Legion::Logging::Helper
Defined in:
lib/legion/llm/api/native/providers.rb

Class Method Summary collapse

Class Method Details

.instance_to_hash(entry) ⇒ Object 



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# File 'lib/legion/llm/api/native/providers.rb', line 80

def self.instance_to_hash(entry)
  health = begin
    Legion::LLM::Router.health_tracker
  rescue StandardError
    nil
  end
  provider_key = entry[:provider].to_sym
  instance_key = entry[:instance].to_sym

  {
    provider:     entry[:provider].to_s,
    instance:     entry[:instance].to_s,
    tier:         entry.dig(:metadata, :tier)&.to_s,
    capabilities: Array(entry.dig(:metadata, :capabilities)).map(&:to_s),
    health:       if health
                    {
                      circuit_state: health.circuit_state(provider_key, instance: instance_key).to_s,
                      adjustment:    health.adjustment(provider_key, instance: instance_key)
                    }
                  else
                    {}
                  end,
    native:       true
  }
end

.registered(app) ⇒ Object 



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# File 'lib/legion/llm/api/native/providers.rb', line 12

def self.registered(app)
  log.debug('[llm][api][providers] registering provider routes')

  app.get '/api/llm/providers' do
    log.debug('[llm][api][providers] action=list_providers')
    require_llm!

    instances = begin
      Legion::LLM::Call::Registry.all_instances
    rescue StandardError => e
      handle_exception(e, level: :warn, handled: true, operation: 'llm.api.providers.registry_read')
      []
    end

    provider_list = instances.map do |entry|
      Legion::LLM::API::Native::Providers.instance_to_hash(entry)
    end

    summary = {
      total:           provider_list.size,
      native:          provider_list.count { |p| p[:native] },
      routing_enabled: Legion::LLM::Router.routing_enabled?
    }

    log.debug("[llm][api][providers] action=listed count=#{provider_list.size}")
    json_response({ providers: provider_list, summary: summary })
  rescue StandardError => e
    handle_exception(e, level: :error, handled: true, operation: 'llm.api.providers.list')
    json_error('provider_error', e.message, status_code: 500)
  end

  app.get '/api/llm/providers/:name' do
    log.debug("[llm][api][providers] action=get_provider name=#{params[:name]}")
    require_llm!

    provider_name = params[:name].to_s
    provider_sym = provider_name.to_sym

    instances = begin
      Legion::LLM::Call::Registry.all_instances
    rescue StandardError => e
      handle_exception(e, level: :warn, handled: true, operation: 'llm.api.providers.registry_read')
      []
    end

    family = instances.select { |entry| entry[:provider].to_sym == provider_sym }

    unless family.any?
      log.debug("[llm][api][providers] action=not_found name=#{params[:name]}")
      halt json_error('provider_not_found',
                      "Provider '#{params[:name]}' not found",
                      status_code: 404)
    end

    provider_list = family.map do |entry|
      Legion::LLM::API::Native::Providers.instance_to_hash(entry)
    end

    log.debug("[llm][api][providers] action=found name=#{params[:name]} instances=#{provider_list.size}")
    json_response({ provider: provider_name, instances: provider_list })
  rescue StandardError => e
    handle_exception(e, level: :error, handled: true, operation: 'llm.api.providers.get')
    json_error('provider_error', e.message, status_code: 500)
  end

  log.debug('[llm][api][providers] provider routes registered')
end