System Design Graphviz Example

digraph MessageArchitecture {

  messageClient

  messageQueue[shape=rarrow]

  messageBackend[shape=rectanble]

  messageDB[shape=cylinder]

  userService[shape=rectangle]

  userDB[shape=cylinder]

  pushNotifications[shape=octagon]

  messageNotifier[shape=rectangle]

  messageClient -> messageBackend[label=sendMessage]

  messageBackend -> userService

  userService -> userDB

  messageBackend -> messageDB

  messageDB -> messageQueue[label="change data captrure"]

  messageQueue -> messageNotifier

  messageNotifier -> pushNotifications

}