graph LR
CLI_Server_Manager["CLI Server Manager"]
Server_Initialization_Orchestrator["Server Initialization Orchestrator"]
Base_Server_Abstraction["Base Server Abstraction"]
Threaded_Concurrency_Server["Threaded Concurrency Server"]
Asynchronous_Concurrency_Server["Asynchronous Concurrency Server"]
Multi_Process_Concurrency_Server["Multi-Process Concurrency Server"]
Base_Worker_Process["Base Worker Process"]
HTTP_Request_Worker["HTTP Request Worker"]
CLI_Server_Manager -- "delegates initialization to" --> Server_Initialization_Orchestrator
Server_Initialization_Orchestrator -- "initializes" --> Threaded_Concurrency_Server
Server_Initialization_Orchestrator -- "initializes" --> Asynchronous_Concurrency_Server
Server_Initialization_Orchestrator -- "initializes" --> Multi_Process_Concurrency_Server
Threaded_Concurrency_Server -- "inherits from" --> Base_Server_Abstraction
Asynchronous_Concurrency_Server -- "inherits from" --> Base_Server_Abstraction
Multi_Process_Concurrency_Server -- "inherits from" --> Base_Server_Abstraction
Threaded_Concurrency_Server -- "spawns and manages" --> HTTP_Request_Worker
Asynchronous_Concurrency_Server -- "manages execution context for" --> HTTP_Request_Worker
Multi_Process_Concurrency_Server -- "spawns and manages" --> HTTP_Request_Worker
HTTP_Request_Worker -- "inherits from" --> Base_Worker_Process
HTTP_Request_Worker -- "receives from" --> Threaded_Concurrency_Server
HTTP_Request_Worker -- "receives from" --> Asynchronous_Concurrency_Server
HTTP_Request_Worker -- "receives from" --> Multi_Process_Concurrency_Server
Abstract Components Overview
Serves as the primary command-line interface for initiating and managing the Odoo server. It handles initial setup, pre-startup validations (e.g., user permissions, PostgreSQL connectivity), configuration reporting, and translation management. It then delegates the initialization of the appropriate server type to the Server Initialization Orchestrator. This component is the user's direct interface to the server's operational control.
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Manages the overall server startup sequence after CLI invocation. This includes loading server-wide modules, initializing the selected server concurrency model, and setting up file system watchers for automatic reloads. It acts as the central coordinator for the server's initial setup.
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Provides an abstract foundation for all concrete server implementations. It defines common lifecycle methods such as stop, ensuring a consistent interface for managing different concurrency models. This aligns with the "Modular Business Suite" pattern by providing a clear extension point for various server types, promoting code reusability and maintainability.
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Implements a multi-threaded server model, handling HTTP requests and scheduling background cron jobs within dedicated threads. It also manages memory limits and server reloads. This model is suitable for general-purpose web application serving.
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Implements an asynchronous server model using Gevent, optimized for I/O-bound operations. It efficiently manages HTTP connections and process limits within a non-blocking context, crucial for a "Web Application" handling many concurrent connections.
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Implements a multi-process (preforking) server model, spawning and managing dedicated worker processes for HTTP requests and long-polling. It handles inter-process communication, signals, and the lifecycle management of its worker processes, contributing significantly to the scalability of the "Web Application".
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Serves as the abstract base class for all worker processes. It defines common behaviors such as checking resource limits, managing sleep cycles, and executing the main work loop for specific tasks. This abstraction is key to the "Modular Business Suite" pattern, allowing different types of work to be handled consistently.
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A concrete worker implementation specifically designed to process incoming HTTP requests. These workers are typically spawned by PreforkServer or managed by Threaded Concurrency Server/Asynchronous Concurrency Server. They are the direct handlers of client interactions in the "Web Application" architecture.
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