opcua

package
v1.30.2 Latest Latest
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Published: Apr 22, 2024 License: MIT Imports: 24 Imported by: 0

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Functions

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Types

type ConnectionState

type ConnectionState opcua.ConnState

func (ConnectionState) String added in v1.27.2

func (c ConnectionState) String() string

type DebugLogger added in v1.29.3

type DebugLogger struct {
	Log telegraf.Logger
}

DebugLogger logs messages from opcua at the debug level.

func (*DebugLogger) Write added in v1.29.3

func (l *DebugLogger) Write(p []byte) (n int, err error)

type OpcUAClient

type OpcUAClient struct {
	Config *OpcUAClientConfig
	Log    telegraf.Logger

	Client *opcua.Client
	// contains filtered or unexported fields
}

func (*OpcUAClient) Connect

func (o *OpcUAClient) Connect(ctx context.Context) error

Connect to an OPC UA device

func (*OpcUAClient) Disconnect

func (o *OpcUAClient) Disconnect(ctx context.Context) error

func (*OpcUAClient) SetupOptions added in v1.25.1

func (o *OpcUAClient) SetupOptions() error

/ setupOptions read the endpoints from the specified server and setup all authentication

func (*OpcUAClient) State

func (o *OpcUAClient) State() ConnectionState

func (*OpcUAClient) StatusCodeOK

func (o *OpcUAClient) StatusCodeOK(code ua.StatusCode) bool

type OpcUAClientConfig

type OpcUAClientConfig struct {
	Endpoint       string          `toml:"endpoint"`
	SecurityPolicy string          `toml:"security_policy"`
	SecurityMode   string          `toml:"security_mode"`
	Certificate    string          `toml:"certificate"`
	PrivateKey     string          `toml:"private_key"`
	Username       config.Secret   `toml:"username"`
	Password       config.Secret   `toml:"password"`
	AuthMethod     string          `toml:"auth_method"`
	ConnectTimeout config.Duration `toml:"connect_timeout"`
	RequestTimeout config.Duration `toml:"request_timeout"`
	ClientTrace    bool            `toml:"client_trace"`

	OptionalFields []string         `toml:"optional_fields"`
	Workarounds    OpcUAWorkarounds `toml:"workarounds"`
}

func (*OpcUAClientConfig) CreateClient

func (o *OpcUAClientConfig) CreateClient(telegrafLogger telegraf.Logger) (*OpcUAClient, error)

func (*OpcUAClientConfig) Validate

func (o *OpcUAClientConfig) Validate() error

type OpcUAWorkarounds

type OpcUAWorkarounds struct {
	AdditionalValidStatusCodes []string `toml:"additional_valid_status_codes"`
}

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