driver

Documentation

Index

• Constants
• type OPCUAClient
  • func NewClient(config OPCUAConfig) (client *OPCUAClient, err error)
  • func (c *OPCUAClient) Get(nodeID string) (results string, err error)
  • func (c *OPCUAClient) GetStatus() string
  • func (c *OPCUAClient) Set(nodeID string, value string) (results string, err error)
• type OPCUAConfig

Constants

const (
	DEVSTOK        = "OK"
	DEVSTERR       = "ERROR"        /* Expected value is not equal as setting */
	DEVSTDISCONN   = "DISCONNECTED" /* Disconnected */
	DEVSTUNHEALTHY = "UNHEALTHY"    /* Unhealthy status from device */
	DEVSTUNKNOWN   = "UNKNOWN"
)

Device status definition.

Types

type OPCUAClient

type OPCUAClient struct {
	Client *opcua.Client
}

OPCUAClient is the client structure.

func NewClient

func NewClient(config OPCUAConfig) (client *OPCUAClient, err error)

NewClient new the OPCUA client.

func (*OPCUAClient) Get

func (c *OPCUAClient) Get(nodeID string) (results string, err error)

Get get register.

func (*OPCUAClient) GetStatus

func (c *OPCUAClient) GetStatus() string

GetStatus get device status. Please rewrite this function depending on your devices.

func (*OPCUAClient) Set

func (c *OPCUAClient) Set(nodeID string, value string) (results string, err error)

Set set register.

type OPCUAConfig

type OPCUAConfig struct {
	URL            string
	User           string
	Passwordfile   string
	SecurityPolicy string
	SecurityMode   string
	Certfile       string
	RemoteCertfile string
	Keyfile        string
}

OPCUAConfig configurations for OPCUA.