{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "ICS-SimLab configuration.json (observed from examples)",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "ui",
    "hmis",
    "plcs",
    "sensors",
    "actuators",
    "hils",
    "serial_networks",
    "ip_networks"
  ],
  "properties": {
    "ui": {
      "type": "object",
      "additionalProperties": false,
      "required": ["network"],
      "properties": {
        "network": { "$ref": "#/$defs/network_ui" }
      }
    },
    "hmis": { "type": "array", "items": { "$ref": "#/$defs/hmi" } },
    "plcs": { "type": "array", "items": { "$ref": "#/$defs/plc" } },
    "sensors": { "type": "array", "items": { "$ref": "#/$defs/sensor" } },
    "actuators": { "type": "array", "items": { "$ref": "#/$defs/actuator" } },
    "hils": { "type": "array", "items": { "$ref": "#/$defs/hil" } },
    "serial_networks": { "type": "array", "items": { "$ref": "#/$defs/serial_network" } },
    "ip_networks": {
      "type": "array",
      "minItems": 1,
      "items": { "$ref": "#/$defs/ip_network" }
    }
  },
  "$defs": {
    "docker_safe_name": {
      "type": "string",
      "pattern": "^[a-z0-9_]+$"
    },
    "ipv4": {
      "type": "string",
      "pattern": "^(?:[0-9]{1,3}\\.){3}[0-9]{1,3}$"
    },
    "cidr": {
      "type": "string",
      "pattern": "^(?:[0-9]{1,3}\\.){3}[0-9]{1,3}\\/[0-9]{1,2}$"
    },

    "network": {
      "type": "object",
      "additionalProperties": false,
      "required": ["ip", "docker_network"],
      "properties": {
        "ip": { "$ref": "#/$defs/ipv4" },
        "docker_network": { "$ref": "#/$defs/docker_safe_name" }
      }
    },
    "network_ui": {
      "type": "object",
      "additionalProperties": false,
      "required": ["ip", "port", "docker_network"],
      "properties": {
        "ip": { "$ref": "#/$defs/ipv4" },
        "port": { "type": "integer", "minimum": 1, "maximum": 65535 },
        "docker_network": { "$ref": "#/$defs/docker_safe_name" }
      }
    },

    "ip_network": {
      "type": "object",
      "additionalProperties": false,
      "required": ["docker_name", "name", "subnet"],
      "properties": {
        "docker_name": { "$ref": "#/$defs/docker_safe_name" },
        "name": { "$ref": "#/$defs/docker_safe_name" },
        "subnet": { "$ref": "#/$defs/cidr" }
      }
    },

    "serial_network": {
      "type": "object",
      "additionalProperties": false,
      "required": ["src", "dest"],
      "properties": {
        "src": { "type": "string" },
        "dest": { "type": "string" }
      }
    },

    "connection_inbound": {
      "anyOf": [
        {
          "type": "object",
          "additionalProperties": false,
          "required": ["type", "ip", "port"],
          "properties": {
            "type": { "type": "string", "const": "tcp" },
            "ip": { "$ref": "#/$defs/ipv4" },
            "port": { "type": "integer", "minimum": 1, "maximum": 65535 }
          }
        },
        {
          "type": "object",
          "additionalProperties": false,
          "required": ["type", "slave_id", "comm_port"],
          "properties": {
            "type": { "type": "string", "const": "rtu" },
            "slave_id": { "type": "integer", "minimum": 1 },
            "comm_port": { "type": "string" }
          }
        }
      ]
    },

    "connection_outbound": {
      "anyOf": [
        {
          "type": "object",
          "additionalProperties": false,
          "required": ["type", "ip", "port", "id"],
          "properties": {
            "type": { "type": "string", "const": "tcp" },
            "ip": { "$ref": "#/$defs/ipv4" },
            "port": { "type": "integer", "minimum": 1, "maximum": 65535 },
            "id": { "$ref": "#/$defs/docker_safe_name" }
          }
        },
        {
          "type": "object",
          "additionalProperties": false,
          "required": ["type", "comm_port", "id"],
          "properties": {
            "type": { "type": "string", "const": "rtu" },
            "comm_port": { "type": "string" },
            "id": { "$ref": "#/$defs/docker_safe_name" }
          }
        }
      ]
    },

    "reg_plc_entry": {
      "type": "object",
      "additionalProperties": false,
      "required": ["address", "count", "io", "id"],
      "properties": {
        "address": { "type": "integer", "minimum": 0 },
        "count": { "type": "integer", "minimum": 1 },
        "io": { "type": "string", "enum": ["input", "output"] },
        "id": { "$ref": "#/$defs/docker_safe_name" }
      }
    },
    "reg_hmi_entry": {
      "type": "object",
      "additionalProperties": false,
      "required": ["address", "count", "id"],
      "properties": {
        "address": { "type": "integer", "minimum": 0 },
        "count": { "type": "integer", "minimum": 1 },
        "id": { "$ref": "#/$defs/docker_safe_name" }
      }
    },
    "reg_field_entry": {
      "type": "object",
      "additionalProperties": false,
      "required": ["address", "count", "physical_value"],
      "properties": {
        "address": { "type": "integer", "minimum": 0 },
        "count": { "type": "integer", "minimum": 1 },
        "physical_value": { "$ref": "#/$defs/docker_safe_name" }
      }
    },

    "registers_plc": {
      "type": "object",
      "additionalProperties": false,
      "required": ["coil", "discrete_input", "holding_register", "input_register"],
      "properties": {
        "coil": { "type": "array", "items": { "$ref": "#/$defs/reg_plc_entry" } },
        "discrete_input": { "type": "array", "items": { "$ref": "#/$defs/reg_plc_entry" } },
        "holding_register": { "type": "array", "items": { "$ref": "#/$defs/reg_plc_entry" } },
        "input_register": { "type": "array", "items": { "$ref": "#/$defs/reg_plc_entry" } }
      }
    },
    "registers_hmi": {
      "type": "object",
      "additionalProperties": false,
      "required": ["coil", "discrete_input", "holding_register", "input_register"],
      "properties": {
        "coil": { "type": "array", "items": { "$ref": "#/$defs/reg_hmi_entry" } },
        "discrete_input": { "type": "array", "items": { "$ref": "#/$defs/reg_hmi_entry" } },
        "holding_register": { "type": "array", "items": { "$ref": "#/$defs/reg_hmi_entry" } },
        "input_register": { "type": "array", "items": { "$ref": "#/$defs/reg_hmi_entry" } }
      }
    },
    "registers_field": {
      "type": "object",
      "additionalProperties": false,
      "required": ["coil", "discrete_input", "holding_register", "input_register"],
      "properties": {
        "coil": { "type": "array", "items": { "$ref": "#/$defs/reg_field_entry" } },
        "discrete_input": { "type": "array", "items": { "$ref": "#/$defs/reg_field_entry" } },
        "holding_register": { "type": "array", "items": { "$ref": "#/$defs/reg_field_entry" } },
        "input_register": { "type": "array", "items": { "$ref": "#/$defs/reg_field_entry" } }
      }
    },

    "monitor": {
      "type": "object",
      "additionalProperties": false,
      "required": ["outbound_connection_id", "id", "value_type", "address", "count", "interval", "slave_id"],
      "properties": {
        "outbound_connection_id": { "$ref": "#/$defs/docker_safe_name" },
        "id": { "$ref": "#/$defs/docker_safe_name" },
        "value_type": {
          "type": "string",
          "enum": ["coil", "discrete_input", "holding_register", "input_register"]
        },
        "address": { "type": "integer", "minimum": 0 },
        "count": { "type": "integer", "minimum": 1 },
        "interval": { "type": "number", "exclusiveMinimum": 0 },
        "slave_id": { "type": "integer", "minimum": 1 }
      }
    },

    "controller": {
      "type": "object",
      "additionalProperties": false,
      "required": ["outbound_connection_id", "id", "value_type", "address", "count", "interval", "slave_id"],
      "properties": {
        "outbound_connection_id": { "$ref": "#/$defs/docker_safe_name" },
        "id": { "$ref": "#/$defs/docker_safe_name" },
        "value_type": { "type": "string", "enum": ["coil", "holding_register"] },
        "address": { "type": "integer", "minimum": 0 },
        "count": { "type": "integer", "minimum": 1 },
        "interval": { "type": "number", "exclusiveMinimum": 0 },
        "slave_id": { "type": "integer", "minimum": 1 }
      }
    },

    "hil_physical_value": {
      "type": "object",
      "additionalProperties": false,
      "required": ["name", "io"],
      "properties": {
        "name": { "$ref": "#/$defs/docker_safe_name" },
        "io": { "type": "string", "enum": ["input", "output"] }
      }
    },
    "hil": {
      "type": "object",
      "additionalProperties": false,
      "required": ["name", "logic", "physical_values"],
      "properties": {
        "name": { "$ref": "#/$defs/docker_safe_name" },
        "logic": { "type": "string", "pattern": "^[^/\\\\]+\\.py$" },
        "physical_values": {
          "type": "array",
          "minItems": 1,
          "items": { "$ref": "#/$defs/hil_physical_value" }
        }
      }
    },

    "plc": {
      "type": "object",
      "additionalProperties": false,
      "required": ["name", "logic", "network", "inbound_connections", "outbound_connections", "registers", "monitors", "controllers"],
      "properties": {
        "name": { "$ref": "#/$defs/docker_safe_name" },
        "logic": { "type": "string", "pattern": "^[^/\\\\]+\\.py$" },
        "network": { "$ref": "#/$defs/network" },
        "inbound_connections": { "type": "array", "items": { "$ref": "#/$defs/connection_inbound" } },
        "outbound_connections": { "type": "array", "items": { "$ref": "#/$defs/connection_outbound" } },
        "registers": { "$ref": "#/$defs/registers_plc" },
        "monitors": { "type": "array", "items": { "$ref": "#/$defs/monitor" } },
        "controllers": { "type": "array", "items": { "$ref": "#/$defs/controller" } }
      }
    },

    "hmi": {
      "type": "object",
      "additionalProperties": false,
      "required": ["name", "network", "inbound_connections", "outbound_connections", "registers", "monitors", "controllers"],
      "properties": {
        "name": { "$ref": "#/$defs/docker_safe_name" },
        "network": { "$ref": "#/$defs/network" },
        "inbound_connections": { "type": "array", "items": { "$ref": "#/$defs/connection_inbound" } },
        "outbound_connections": { "type": "array", "items": { "$ref": "#/$defs/connection_outbound" } },
        "registers": { "$ref": "#/$defs/registers_hmi" },
        "monitors": { "type": "array", "items": { "$ref": "#/$defs/monitor" } },
        "controllers": { "type": "array", "items": { "$ref": "#/$defs/controller" } }
      }
    },

    "sensor": {
      "type": "object",
      "additionalProperties": false,
      "required": ["name", "hil", "network", "inbound_connections", "registers"],
      "properties": {
        "name": { "$ref": "#/$defs/docker_safe_name" },
        "hil": { "$ref": "#/$defs/docker_safe_name" },
        "network": { "$ref": "#/$defs/network" },
        "inbound_connections": { "type": "array", "items": { "$ref": "#/$defs/connection_inbound" } },
        "registers": { "$ref": "#/$defs/registers_field" }
      }
    },

    "actuator_physical_value_ref": {
      "type": "object",
      "additionalProperties": false,
      "required": ["name"],
      "properties": {
        "name": { "$ref": "#/$defs/docker_safe_name" }
      }
    },

    "actuator": {
      "anyOf": [
        {
          "type": "object",
          "additionalProperties": false,
          "required": ["name", "hil", "network", "inbound_connections", "registers"],
          "properties": {
            "name": { "$ref": "#/$defs/docker_safe_name" },
            "hil": { "$ref": "#/$defs/docker_safe_name" },
            "network": { "$ref": "#/$defs/network" },
            "inbound_connections": { "type": "array", "items": { "$ref": "#/$defs/connection_inbound" } },
            "registers": { "$ref": "#/$defs/registers_field" }
          }
        },
        {
          "type": "object",
          "additionalProperties": false,
          "required": ["name", "hil", "logic", "physical_values", "network", "inbound_connections", "registers"],
          "properties": {
            "name": { "$ref": "#/$defs/docker_safe_name" },
            "hil": { "$ref": "#/$defs/docker_safe_name" },
            "logic": { "type": "string", "pattern": "^[^/\\\\]+\\.py$" },
            "physical_values": { "type": "array", "items": { "$ref": "#/$defs/actuator_physical_value_ref" } },
            "network": { "$ref": "#/$defs/network" },
            "inbound_connections": { "type": "array", "items": { "$ref": "#/$defs/connection_inbound" } },
            "registers": { "$ref": "#/$defs/registers_field" }
          }
        }
      ]
    }
  }
}