Module: Legion::API::Routes::Extensions

Defined in:
lib/legion/api/extensions.rb

Class Method Summary collapse

Class Method Details

.extension_entries ⇒ Object 



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# File 'lib/legion/api/extensions.rb', line 162

def extension_entries
  handles = if Legion::Extensions.respond_to?(:extension_handles)
              Legion::Extensions.extension_handles
            else
              []
            end
  return handles.map { |handle| serialize_handle(handle) } unless handles.empty?

  Legion::Extensions::Catalog.all.filter_map do |name, entry|
    serialize_catalog_entry(name, entry)
  end
end

.extension_entry(name) ⇒ Object 



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# File 'lib/legion/api/extensions.rb', line 175

def extension_entry(name)
  handle = Legion::Extensions.extension_handle(name) if Legion::Extensions.respond_to?(:extension_handle)
  return serialize_handle(handle) if handle

  serialize_catalog_entry(name, Legion::Extensions::Catalog.entry(name))
end

.register_available_route(app) ⇒ Object 



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# File 'lib/legion/api/extensions.rb', line 32

def self.register_available_route(app)
  app.get '/api/extension_catalog/available' do
    entries = Legion::Extensions::Catalog::Available.all
    entries = entries.select { |e| e[:category] == params[:category] } if params[:category]
    json_response(entries)
  end
end

.register_extension_routes(app) ⇒ Object 



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# File 'lib/legion/api/extensions.rb', line 40

def self.register_extension_routes(app)
  app.get '/api/extension_catalog' do
    entries = Routes::Extensions.extension_entries
    entries = entries.select { |e| e[:state] == params[:state] } if params[:state]
    json_response(entries)
  end

  app.get '/api/extension_catalog/:name' do
    name = params[:name]
    entry = Routes::Extensions.extension_entry(name)
    halt_not_found("extension '#{name}' not found") unless entry

    ext_mod = find_extension_module(name)

    runners = ext_mod ? runner_summaries(ext_mod) : []

    json_response(entry.merge(runners: runners).compact)
  end
end

.register_function_routes(app) ⇒ Object 



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# File 'lib/legion/api/extensions.rb', line 92

def self.register_function_routes(app)
  app.get '/api/extension_catalog/:name/runners/:runner_name/functions' do
    name = params[:name]
    halt_not_found("extension '#{name}' not found") unless Legion::Extensions::Catalog.entry(name)

    ext_mod = find_extension_module(name)
    halt_not_found("extension '#{name}' not loaded") unless ext_mod

    info = find_runner_info(ext_mod, params[:runner_name])
    halt_not_found("runner '#{params[:runner_name]}' not found") unless info

    functions = info[:runner_module].instance_methods(false).map do |m|
      args = info.dig(:class_methods, m, :args)
      { name: m.to_s, args: args }
    end
    json_response(functions)
  end

  app.get '/api/extension_catalog/:name/runners/:runner_name/functions/:function_name' do
    name = params[:name]
    halt_not_found("extension '#{name}' not found") unless Legion::Extensions::Catalog.entry(name)

    ext_mod = find_extension_module(name)
    halt_not_found("extension '#{name}' not loaded") unless ext_mod

    info = find_runner_info(ext_mod, params[:runner_name])
    halt_not_found("runner '#{params[:runner_name]}' not found") unless info

    func_sym = params[:function_name].to_sym
    halt_not_found("function '#{params[:function_name]}' not found") unless info[:runner_module].method_defined?(func_sym, false)

    args = info.dig(:class_methods, func_sym, :args)
    json_response({ name: params[:function_name], runner: params[:runner_name], args: args })
  end
end

.register_invoke_route(app) ⇒ Object 



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# File 'lib/legion/api/extensions.rb', line 128

def self.register_invoke_route(app)
  app.post '/api/extension_catalog/:name/runners/:runner_name/functions/:function_name/invoke' do
    name = params[:name]
    halt_not_found("extension '#{name}' not found") unless Legion::Extensions::Catalog.entry(name)

    ext_mod = find_extension_module(name)
    halt_not_found("extension '#{name}' not loaded") unless ext_mod

    info = find_runner_info(ext_mod, params[:runner_name])
    halt_not_found("runner '#{params[:runner_name]}' not found") unless info

    func_sym = params[:function_name].to_sym
    halt_not_found("function '#{params[:function_name]}' not found") unless info[:runner_module].method_defined?(func_sym, false)

    body = parse_request_body

    result = Legion::Ingress.run(
      payload:       body,
      runner_class:  info[:runner_class],
      function:      func_sym,
      source:        'api',
      check_subtask: body.fetch(:check_subtask, true),
      generate_task: body.fetch(:generate_task, true)
    )
    json_response(result, status_code: 201)
  rescue NameError => e
    json_error('invalid_runner', e.message, status_code: 422)
  rescue StandardError => e
    Legion::Logging.error "API POST /api/extension_catalog invoke: #{e.class} - #{e.message}" if defined?(Legion::Logging)
    json_error('execution_error', e.message, status_code: 500)
  end
end

.register_loaded_summary_route(app) ⇒ Object 



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# File 'lib/legion/api/extensions.rb', line 16

def self.register_loaded_summary_route(app)
  app.get '/api/extensions' do
    items = Legion::Extensions.loaded_extension_modules.map do |mod|
      version = mod.const_get(:VERSION, false).to_s if mod.const_defined?(:VERSION, false)
      name = if mod.respond_to?(:lex_name)
               mod.lex_name
             else
               mod.name.to_s.split('::').last.to_s.downcase
             end
      { name: name, module: mod.name, version: version }.compact
    end

    json_response(items)
  end
end

.register_runner_routes(app) ⇒ Object 



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# File 'lib/legion/api/extensions.rb', line 60

def self.register_runner_routes(app)
  app.get '/api/extension_catalog/:name/runners' do
    name = params[:name]
    halt_not_found("extension '#{name}' not found") unless Legion::Extensions::Catalog.entry(name)

    ext_mod = find_extension_module(name)
    halt_not_found("extension '#{name}' not loaded") unless ext_mod

    json_response(runner_summaries(ext_mod))
  end

  app.get '/api/extension_catalog/:name/runners/:runner_name' do
    name = params[:name]
    halt_not_found("extension '#{name}' not found") unless Legion::Extensions::Catalog.entry(name)

    ext_mod = find_extension_module(name)
    halt_not_found("extension '#{name}' not loaded") unless ext_mod

    info = find_runner_info(ext_mod, params[:runner_name])
    halt_not_found("runner '#{params[:runner_name]}' not found") unless info

    runner_mod = info[:runner_module]
    functions = runner_mod.instance_methods(false).map(&:to_s)

    json_response({
                    name:         info[:runner_name],
                    runner_class: info[:runner_class],
                    functions:    functions
                  })
  end
end

.registered(app) ⇒ Object 



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# File 'lib/legion/api/extensions.rb', line 7

def self.registered(app)
  register_loaded_summary_route(app)
  register_available_route(app)
  register_extension_routes(app)
  register_runner_routes(app)
  register_function_routes(app)
  register_invoke_route(app)
end

.serialize_catalog_entry(name, entry) ⇒ Object 



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# File 'lib/legion/api/extensions.rb', line 200

def serialize_catalog_entry(name, entry)
  return nil unless entry

  { name: name, state: entry[:state].to_s,
    registered_at: entry[:registered_at]&.iso8601,
    started_at: entry[:started_at]&.iso8601 }
end

.serialize_handle(handle) ⇒ Object 



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# File 'lib/legion/api/extensions.rb', line 182

def serialize_handle(handle)
  {
    name:                     handle.lex_name,
    state:                    handle.state.to_s,
    active_version:           handle.active_version&.to_s,
    latest_installed_version: handle.latest_installed_version&.to_s,
    reload_state:             handle.reload_state.to_s,
    pending_reload:           handle.pending_reload?,
    hot_reloadable:           handle.hot_reloadable,
    loaded_at:                handle.loaded_at&.iso8601,
    last_error:               handle.last_error,
    routes:                   handle.routes,
    tools:                    handle.tools,
    absorbers:                handle.absorbers,
    owned_runners:            handle.runners
  }.compact
end