Applies to: reference, configuration

Directory Data Service Settings

This configuration controls database connections, security settings, MQTT messaging, HTTP server behavior, and logging outputs and levels for the Directory Data Service.

Format	Path	Filename	Purpose
JSON	`./conf/mops-dd/`	`mops-dd.config`	Backend service Directory Data configuration

The configuration of this service follows the format for: MOPS 4.0 Native Service Configuration.

Configuration File Example

{
  "database": {
    "pools": {
      "pgdb": {
        "driver": "postgres",
        "connectionString": "postgres://u_dirdb:<password>@<host>:5432/dirdb"
      },
      "mopsdb": {
        "driver": "odbc",
        "options": "ODBC_ASYNC_METHOD=POLLING;ODBC_ASYNC_CONNECT=FALSE",
        "connectionString": "DRIVER={Oracle in ORADB21Home1};DBQ=<host>:1521/<service>;UID=MOPSSYS;PWD=<password>;"
      },
      "quality": {
        "driver": "odbc",
        "options": "ODBC_ASYNC_METHOD=POLLING;ODBC_ASYNC_CONNECT=FALSE",
        "connectionString": "DSN=<dsn_name>"
      }
    },
    "names": {
      "dirdb": "pgdb",
      "pqis": "quality"
    }
  },
  "tagbroker": {
    "sources": [
      {
        "name": "hist",
        "remote_source": "hist",
        "endpoint": "http://localhost:9996/historian",
        "keepalive_seconds": 60,
        "keepalive_request_count": 100
      }
    ],
    "default_source": "hist"
  },
  "security": {
    "jwks_cache": true,
    "jwks_cache_folder": "C:\\mops\\cache",
    "issuers": [
      "https://login.microsoftonline.com/<tenant-id>/v2.0"
    ]
  },
  "ntservice": {
    "service_name": "mops.dd",
    "display_name": "MOPS 4.0 Directory Data",
    "description": "MOPS 4.0 Directory Data Service",
    "username": "NT AUTHORITY\\NETWORK SERVICE",
    "password": ""
  },
  "http": {
    "address": "0.0.0.0",
    "port": 9994
  },
  "settings": {
    "directory_endpoint": "http://localhost:9993"
  },
  "log": {
    "flushInterval": 10,
    "sinks": [
      { "type": "console" },
      {
        "type": "file",
        "path": "logs/mops-dd.log",
        "strategy": "timestamped",
        "maxSize": 64,
        "maxFiles": 10,
        "rotateOnOpen": false
      }
    ],
    "loggers": {
      "default": { "level": "err" },
      "db": { "level": "err" },
      "odbc": { "level": "err" },
      "http": { "level": "err" },
      "sec": { "level": "err" },
      "pgsql": { "level": "err" }
    }
  }
}

Service-Specific Settings

tagbroker

The tagbroker section configures connections to tag data sources.

Name	Type	Description
sources	array	Array of tag source configurations
sources[].name	string	Source name exposed for tags with notation `source::tag.attr`
sources[].remote_source	string	The source name on the remote service
sources[].endpoint	string	URL endpoint of the tag broker service
sources[].keepalive_seconds	int	Keepalive interval in seconds
sources[].keepalive_request_count	int	Number of requests before keepalive refresh
default_source	string	Default source when not specified in tag notation

settings

Name	Type	Description
directory_endpoint	string	URL endpoint of the Directory Service (mops-dir)

ntservice

The ntservice section configures the Windows service properties when running as a native Windows service.

Name	Type	Description
service_name	string	Internal Windows service name
display_name	string	Display name shown in Windows Services Manager
description	string	Service description
username	string	Windows account to run the service under
password	string	Password for the service account (if required)