Module: Legion::LLM::API::Namespaces::OpenAI::Uploads

Extended by:
Legion::Logging::Helper
Defined in:
lib/legion/llm/api/namespaces/openai/uploads.rb,
lib/legion/llm/api/namespaces/openai/uploads/parts.rb

Defined Under Namespace

Modules: Parts

Constant Summary collapse

UPLOAD_STORE =

rubocop:disable Style/MutableConstant

{}
UPLOAD_MUTEX = 
Mutex.new
UPLOAD_TTL =

1 hour

3600

Class Method Summary collapse

Class Method Details

.registered(app) ⇒ Object

rubocop:disable Metrics/AbcSize,Metrics/MethodLength



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# File 'lib/legion/llm/api/namespaces/openai/uploads.rb', line 21

def self.registered(app) # rubocop:disable Metrics/AbcSize,Metrics/MethodLength
  log.debug('[llm][api][namespaces][openai][uploads] registering routes')

  # POST /v1/uploads
  app.post '/v1/uploads' do
    require_llm!
    body = parse_request_body
    validate_required!(body, :filename, :purpose, :bytes)

    upload_id = "upload_#{SecureRandom.hex(16)}"
    now       = Time.now

    entry = {
      id:         upload_id,
      object:     'upload',
      filename:   body[:filename].to_s,
      purpose:    body[:purpose].to_s,
      bytes:      body[:bytes].to_i,
      created_at: now,
      expires_at: now + UPLOAD_TTL,
      status:     'pending',
      parts:      [],
      file_id:    nil
    }

    UPLOAD_MUTEX.synchronize { UPLOAD_STORE[upload_id] = entry }
    log.debug("[llm][api][openai][uploads] action=create upload_id=#{upload_id} filename=#{entry[:filename]}")

    content_type :json
    status 200
    Legion::JSON.dump(Uploads.serialize_upload(entry))
  rescue StandardError => e
    handle_exception(e, level: :error, handled: false, operation: 'llm.api.openai.uploads.create')
    openai_error(e.message, type: 'server_error', code: 'internal_error', status_code: 500)
  end

  # POST /v1/uploads/:id/cancel
  app.post '/v1/uploads/:id/cancel' do
    require_llm!
    upload_id = params[:id]
    entry     = UPLOAD_MUTEX.synchronize { UPLOAD_STORE[upload_id] }

    unless entry
      halt 404, { 'Content-Type' => 'application/json' },
           Legion::JSON.dump({ error: { message: "Upload '#{upload_id}' not found.",
                                        type: 'invalid_request_error', code: 'upload_not_found' } })
    end

    UPLOAD_MUTEX.synchronize { UPLOAD_STORE[upload_id][:status] = 'cancelled' }
    log.debug("[llm][api][openai][uploads] action=cancel upload_id=#{upload_id}")

    content_type :json
    status 200
    Legion::JSON.dump(Uploads.serialize_upload(UPLOAD_MUTEX.synchronize { UPLOAD_STORE[upload_id] }))
  rescue StandardError => e
    handle_exception(e, level: :error, handled: false, operation: 'llm.api.openai.uploads.cancel')
    openai_error(e.message, type: 'server_error', code: 'internal_error', status_code: 500)
  end

  # POST /v1/uploads/:id/complete
  app.post '/v1/uploads/:id/complete' do # rubocop:disable Metrics/BlockLength
    require_llm!
    upload_id = params[:id]
    body      = parse_request_body
    part_ids  = body[:part_ids] || []

    entry = UPLOAD_MUTEX.synchronize { UPLOAD_STORE[upload_id] }

    unless entry
      halt 404, { 'Content-Type' => 'application/json' },
           Legion::JSON.dump({ error: { message: "Upload '#{upload_id}' not found.",
                                        type: 'invalid_request_error', code: 'upload_not_found' } })
    end

    unless entry[:status] == 'pending'
      halt 400, { 'Content-Type' => 'application/json' },
           Legion::JSON.dump({ error: { message: "Upload '#{upload_id}' is already #{entry[:status]}.",
                                        type: 'invalid_request_error', code: 'upload_already_completed' } })
    end

    ordered_parts = if part_ids.any?
                      part_ids.filter_map { |pid| entry[:parts].find { |p| p[:id] == pid } }
                    else
                      entry[:parts]
                    end

    assembled = ordered_parts.map { |p| p[:data] }.join

    file_id = "file-#{SecureRandom.hex(16)}"
    ::FileUtils.mkdir_p(Files.files_dir)
    ::File.binwrite(::File.join(Files.files_dir, file_id), assembled)

    file_entry = {
      id:         file_id,
      filename:   entry[:filename],
      purpose:    entry[:purpose],
      bytes:      assembled.bytesize,
      created_at: Time.now,
      status:     'uploaded'
    }

    Files::FILE_MUTEX.synchronize { Files::FILE_STORE[file_id] = file_entry }

    UPLOAD_MUTEX.synchronize do
      UPLOAD_STORE[upload_id][:status]  = 'completed'
      UPLOAD_STORE[upload_id][:file_id] = file_id
    end

    completed_entry = UPLOAD_MUTEX.synchronize { UPLOAD_STORE[upload_id] }
    log.debug("[llm][api][openai][uploads] action=complete upload_id=#{upload_id} file_id=#{file_id} bytes=#{assembled.bytesize}")

    content_type :json
    status 200
    Legion::JSON.dump(Uploads.serialize_upload(completed_entry).merge(file: Uploads.serialize_file(file_entry)))
  rescue StandardError => e
    handle_exception(e, level: :error, handled: false, operation: 'llm.api.openai.uploads.complete')
    openai_error(e.message, type: 'server_error', code: 'internal_error', status_code: 500)
  end

  log.debug('[llm][api][namespaces][openai][uploads] routes registered')
rescue StandardError => e
  handle_exception(e, level: :error, handled: false, operation: 'llm.api.openai.uploads.register')
end

.serialize_file(entry) ⇒ Object 



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# File 'lib/legion/llm/api/namespaces/openai/uploads.rb', line 159

def self.serialize_file(entry)
  {
    id:         entry[:id],
    object:     'file',
    bytes:      entry[:bytes],
    created_at: entry[:created_at]&.to_i,
    filename:   entry[:filename],
    purpose:    entry[:purpose],
    status:     entry[:status]
  }
end

.serialize_upload(entry) ⇒ Object 



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# File 'lib/legion/llm/api/namespaces/openai/uploads.rb', line 145

def self.serialize_upload(entry)
  {
    id:         entry[:id],
    object:     'upload',
    filename:   entry[:filename],
    purpose:    entry[:purpose],
    bytes:      entry[:bytes],
    created_at: entry[:created_at]&.to_i,
    expires_at: entry[:expires_at]&.to_i,
    status:     entry[:status],
    file_id:    entry[:file_id]
  }.compact
end