Version 2.2

• Official reference implementation of the MTConnect Agent version 2.2
• Added workflows for GitHub Actions moving to CI/CD

Change Log

Version 2.2.0.1 major changes

• All 2.2 changes in the information model
• Added dynamic changes to the device XML configuration from adapters and upstream agents
• Additional conan2 changes for the build environment
• Swagger documentation from the agent (/swagger)
• Updated JSON document generation

Version 2.2.0.1 Release Candidate 4

• Changed pipeline to use std::move instead of copy-on-write. The semantics allow for greater performance in the transforms.
• Fixed issues when building on Raspberry Pi 32 bit ARM architecture
• Allow device models to be delivered by adapters (sources) and automatically version Device.xml file in config.
  • VersionDeviceXml: Automatically create backup files whenever the Device set changes
  • CreateUniqueIds: Create a unique id for all elements in the Device file.
    • Rewrite all id references to point to the new id
    • Persist the original ids for secondary lookup for adapter consistency. (Gets written to the Device.xml)
• Fixed mqtt tests because of timing issue.
• Many other small fixes.

Version 2.2.0.1 Release Candidate 3

• Add MTConnect 2.2 support for the following features:
  • Added hash for Assets and Devices
  • Added ImageFiles for Configuration
  • Added ComponentConfigurationParameters Asset
  • Added uuid support for CoordinateSystems
• Added Swagger json API for Agent
  • Path is /swagger and optional query parameter pretty to format JSON
• Changed json serialization for version 2 based on feedback
• Objects where multiplicity can be > 1 now are always array
• Switched from nlohmann to rapidjson to improve json serializaton performance
• Pre-expand mruby Oniguruma source for windows build
• Fixed some conan build issues with install of mruby and mqtt_cpp in configuration

What's Changed

• Default with_docs false to avoid unnecessary dependencies if doxygen is not installed
• Fixed bug when DataItems have duplicate names–caused crash in streaming
  • Added warning when duplicate names and sources are given for the same device
• Added fix for shared library installation
• Changed data item lookup to Id, Name, Source

Additions in this release:

• Better plugin support using shared libraries ( -o shared=True )
  • Supports shared agent library as a DLL, so, or dylib
  • Plugin hooks for initializing during startup
  • Doxygen API Documentation
• Enhanced MQTT authentication
• Added asset relationships to device model

Changes in this version:

• Fixed conan to version 1.59.0 for appveyor builds

Fixes in this release:

• Fixed JSON version 2 streams document – including UUID and device name to device stream

• readme - clarify logging_level values by @bburns in mtconnect/cppagent_dev#231
• Revert nasm to conan center build by @wsobel in mtconnect/cppagent_dev#233
• Update schema version on device xml reload by @wsobel in mtconnect/cppagent_dev#235
• add ability to specify MqttClientId as its necessary for authentication by @jaxer in mtconnect/cppagent_dev#238
• Cpp agent mqtt sink by @rajwork9 in mtconnect/cppagent_dev#237
• Made username and password optional. Ran cla… by @wsobel in mtconnect/cppagent_dev#239
• Added test and verified use of assets when no device or type supplied by @wsobel in mtconnect/cppagent_dev#240

Additions

• Added MQTT Sink to stream data to an MQTT broker
• Added Okuma machine to the twin demo
• Added DisableAgentDevice to suppress the agent device for 2.0 agents
• mruby topic generation for MQTT to overwrite topic names
• Added certificate support to MQTT client

Bug Fixes and Changes

• Fixed issues related to monitoring files and reloading of Device XML and configuration files
• Schema version issues when loading Device XML files
• Retry resolver for Docker support when DNS names do not resolve for adapters
• Fixed reconnect issues when broker not running with MQTT
• Fixed issues with pipeline restart when options change
• Fixed possible race during MQTT sink connection and published events
• Upgraded to redboltz mqtt_cpp version 13.1.0 MQTT CPP Releases
  • Made the agent device UUID a hash of the IP address and port of the agent
• Fixed issues with missing adapter identity when building the device list for plugins and other sources
• Specify Visual Studio as the compiler in the vs profiles in case conan tries to default to msvc
• Fixed asset counts when assets are removed
• Fixed asset count by device
• Fixed issues when device file is updated and observations are orphaned
• Reattaches the observations to the data items when Device.xml changes
• Cleaned up asset storage

What's Changed

• Added units and nativeUnits to SolidModel per 2.0 Spec

• Fixed agent adapter framing issue with streaming data
• Fixed ordering of elements for CuttingToolLifecycle in XML
• Better support for numeric event types with units like counts and 3 space values

• Fixed closed on Data Set and Table observations when unavailable.
• Merged fixes from schemas

• Removed Asset counts from header when version >= 2.0
• Added AssetCount data item when version >= 2.0
• Updated schema to match public schema

What's Changed

• Remove cppagent_dev references from docker
• Fixed static version fixe at 1.7 in the Agent device