edge

package
v0.0.0-...-e673523 Latest Latest
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 Go to latest Published: Mar 19, 2024 License: GPL-3.0 Imports: 21 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var Codecs = map[string]Codec{}
View Source 
var DefaultInterval = time.Second * 5

DefaultInterval for sync.

View Source 
var ErrNotFound = CodeError{404, "device or sensor/actuator not found"}

ErrNotFound is returned when the entity was not found.

View Source 
var ScriptExecutors = map[string]ScriptExecutor{}

Functions

func AddUser 

func AddUser(user *User) error

AddUser creates a new user.

func CheckCustomJSCodecsAvailable 

func CheckCustomJSCodecsAvailable() error

TODO: use proper logging and error handling

func Connect 

func Connect(addr string) error

func ConnectWithInfo 

func ConnectWithInfo(info *mgo.DialInfo) error

ConnectWithInfo initializes the edge core by connecting to the database.

func DeleteActuator 

func DeleteActuator(deviceID string, actuatorID string) (int, error)

DeleteActuator removes this actuator from the device and deletes all data points. This returns the number of data points deleted.

func DeleteCodec 

func DeleteCodec(id string) error

func DeleteSensor 

func DeleteSensor(deviceID string, sensorID string) (int, error)

DeleteSensor removes this sensor from the device and deletes all data points. This returns the number of data points deleted.

func DeleteUser 

func DeleteUser(userID string) error

DeleteUser removes the giveb user.

func GenerateNewGatewayID 

func GenerateNewGatewayID() string

GenerateNewGatewayID generated a new ID for the gateway that will be Unique and Random

func GetConfig 

func GetConfig(key string) (string, error)

GetConfig returns the Wazigate user

func GetDeviceMeta 

func GetDeviceMeta(deviceID string) (map[string]interface{}, error)

GetDeviceMeta returns the metadata of that device.

func GetDeviceName 

func GetDeviceName(deviceID string) (string, error)

GetDeviceName returns the name of that device.

func GetMessages 

func GetMessages(query *MessagesQuery) *messagesIterator

func LocalID 

func LocalID() string

LocalID returns the ID of this device

func MakeDefaultUser 

func MakeDefaultUser() error

MakeDefaultUser checks if there is no user registered in database, it makes a default user user: admin pass: loragateway

func MarshalDevice 

func MarshalDevice(deviceID string, headers http.Header, w io.Writer) (string, error)

MarshalDevice writes complex data to the device. This might be JSON data, LoRaWAN XLPP payload or something else.

func NewError 

func NewError(code int, text string) error

func NewErrorf 

func NewErrorf(code int, format string, a ...interface{}) error

func PostActuator 

func PostActuator(deviceID string, actuator *Actuator) error

PostActuator creates a new actuator for this device.

func PostCodec 

func PostCodec(codec *ScriptCodec) error

func PostDevices 

func PostDevices(device *Device) error

PostDevices creates a new device a the database.

func PostMessage 

func PostMessage(m *Message) error

func PostSensor 

func PostSensor(deviceID string, sensor *Sensor) error

PostSensor creates a new sensor for this device.

func SetActuatorMeta 

func SetActuatorMeta(deviceID string, actuatorID string, meta map[string]interface{}) error

SetActuatorMeta changes this actuators metadata.

func SetConfig 

func SetConfig(key string, value string) error

SetConfig saved a new value for a config key and creates if it does not exist

func SetDeviceID 

func SetDeviceID(newID string) error

SetDeviceID changes the gateway ID.

func SetDeviceMeta 

func SetDeviceMeta(deviceID string, meta Meta) error

SetDeviceMeta changes a device metadata.

func SetSensorMeta 

func SetSensorMeta(deviceID string, sensorID string, meta Meta) error

SetSensorMeta changes this sensors metadata.

func SetSensorMetaField 

func SetSensorMetaField(deviceID string, sensorID string, field string, value interface{}) error

func UnmarshalDevice 

func UnmarshalDevice(deviceID string, headers http.Header, r io.Reader) error

UnmarshalDevice writes complex data to the device. This might be JSON data, LoRaWAN XLPP payload or something else.

func UpdateUser 

func UpdateUser(userID string, newProfileData *User) error

Types

type Actuator 

type Actuator struct {
	ID   string `json:"id" bson:"id"`
	Name string `json:"name" bson:"name"`

	Modified time.Time `json:"modified" bson:"modified"`
	Created  time.Time `json:"created" bson:"created"`

	Time  *time.Time  `json:"time" bson:"time"`
	Value interface{} `json:"value" bson:"value"`

	Meta Meta `json:"meta" bson:"meta"`
	// contains filtered or unexported fields
}

Actuator represents a Waziup actuator

func GetActuator 

func GetActuator(deviceID string, actuatorID string) (*Actuator, error)

GetActuator returns the Waziup actuator.

func (*Actuator) MarshalJSON 

func (actuator *Actuator) MarshalJSON() ([]byte, error)

func (*Actuator) SetJSONSelect 

func (actuator *Actuator) SetJSONSelect(s []string)

type CodeError 

type CodeError struct {
	Code int
	Text string
}

CodeError is a error with a code (like 404 Not Found).

func (CodeError) Error 

func (e CodeError) Error() string

type Codec 

type Codec interface {
	UnmarshalDevice(deviceID string, headers http.Header, r io.Reader) error
	MarshalDevice(deviceID string, headers http.Header, w io.Writer) error
	CodecName() string
}

func FindCodec 

func FindCodec(deviceID string, contentType string) (name string, codec Codec, err error)

type CodecsIter 

type CodecsIter struct {
	// contains filtered or unexported fields
}

CodecsIter iterates over codecs. Call .Next() to get the next codec.

func GetCodecs 

func GetCodecs() *CodecsIter

GetCodecs returns an iterator over all codecs.

func (*CodecsIter) Close 

func (iter *CodecsIter) Close() error

Close closes the iterator.

func (*CodecsIter) Next 

func (iter *CodecsIter) Next() (*ScriptCodec, error)

Next returns the next codec or nil.

type Config 

type Config struct {
	Key   string `json:"key" bson:"key"`
	Value string `json:"value" bson:"value"`
}

Config represents a Wazigate edge Config

type Device 

type Device struct {
	Name      string      `json:"name" bson:"name"`
	ID        string      `json:"id" bson:"_id"`
	Sensors   []*Sensor   `json:"sensors" bson:"sensors"`
	Actuators []*Actuator `json:"actuators" bson:"actuators"`
	Modified  time.Time   `json:"modified" bson:"modified"`
	Created   time.Time   `json:"created" bson:"created"`
	Meta      Meta        `json:"meta" bson:"meta"`
	// contains filtered or unexported fields
}

Device represents a Waziup Device.

func DeleteDevice 

func DeleteDevice(deviceID string) (*Device, int, int, error)

DeleteDevice removes the device and all sensor and actuator values from the database. This returns the removed device and the number of sensor and actuator values that were removed.

func GetDevice 

func GetDevice(deviceID string) (*Device, error)

GetDevice returns the Waziup device with that id.

func (*Device) MarshalJSON 

func (device *Device) MarshalJSON() ([]byte, error)

func (*Device) SetJSONSelect 

func (device *Device) SetJSONSelect(s []string)

type DeviceIterator 

type DeviceIterator struct {
	// contains filtered or unexported fields
}

DeviceIterator iterates over devices. Call .Next() to get the next device.

func GetDevices 

func GetDevices(query *Query) *DeviceIterator

GetDevices returns an iterator over all devices.

func (*DeviceIterator) Close 

func (iter *DeviceIterator) Close() error

Close closes the iterator.

func (*DeviceIterator) Next 

func (iter *DeviceIterator) Next() (*Device, error)

Next returns the next device or nil.

type Message 

type Message struct {
	ID              bson.ObjectId `json:"id" bson:"_id"`
	Text            string        `json:"text" bson:"text"`
	Title           string        `json:"title" bson:"title"`
	Severity        string        `json:"severity" bson:"severity"`
	HRef            string        `json:"href" bson:"href"`
	Target          string        `json:"target" bson:"target"`
	Time            time.Time     `json:"time" bson:"time"`
	DisplayDuration int           `json:"displayDuration" bson:"displayDuration"`
}

type MessagesQuery 

type MessagesQuery struct {
	Limit int64
	From  time.Time
	To    time.Time
}

func (*MessagesQuery) Parse 

func (query *MessagesQuery) Parse(req *http.Request) string

Parse reads url.Values into the DevicesQuery.

type Meta 

type Meta map[string]interface{}

Meta holds entity metadata.

func PostActuatorValue 

func PostActuatorValue(deviceID string, actuatorID string, val Value) (Meta, error)

PostActuatorValue stores a new actuator value for this actuator.

func PostActuatorValues 

func PostActuatorValues(deviceID string, actuatorID string, vals []Value) (Meta, error)

PostActuatorValues can be used to post multiple data point for this actuator.

func PostSensorValue 

func PostSensorValue(deviceID string, sensorID string, val Value) (Meta, error)

PostSensorValue stores a new sensor value for this sensor.

func PostSensorValues 

func PostSensorValues(deviceID string, sensorID string, vals []Value) (Meta, error)

PostSensorValues can be used to post multiple data point for this sensor.

func SetActuatorName 

func SetActuatorName(deviceID string, actuatorID string, name string) (Meta, error)

SetActuatorName changes this actuators name.

func SetDeviceName 

func SetDeviceName(deviceID string, name string) (Meta, error)

SetDeviceName changes a device name.

func SetSensorName 

func SetSensorName(deviceID string, sensorID string, name string) (Meta, error)

SetSensorName changes this sensors name.

func (Meta) DoNotSync 

func (meta Meta) DoNotSync() bool

DoNotSync = do not sync with clouds

func (Meta) SyncInterval 

func (meta Meta) SyncInterval() time.Duration

SyncInterval = min time between syncs

type Query 

type Query struct {
	Limit  int64
	Size   int64
	Meta   []string
	Select []string
}

Query is used to range or limit query results.

func (*Query) Parse 

func (query *Query) Parse(values url.Values) error

Parse reads url.Values into the DevicesQuery.

type ScriptCodec 

type ScriptCodec struct {
	ID        string `json:"id" bson:"_id"`
	Internal  bool   `json:"internal" bson:"-"`
	Name      string `json:"name" bson:"name"`
	ServeMime string `json:"serveMime" bson:"serveMime"`
	Mime      string `json:"mime" bson:"mime"`
	Script    string `json:"script" bson:"script"`
}

func (ScriptCodec) CodecName 

func (codec ScriptCodec) CodecName() string

func (*ScriptCodec) MarshalDevice 

func (script *ScriptCodec) MarshalDevice(deviceID string, headers http.Header, w io.Writer) error

func (*ScriptCodec) UnmarshalDevice 

func (script *ScriptCodec) UnmarshalDevice(deviceID string, headers http.Header, r io.Reader) error

type ScriptExecutor 

type ScriptExecutor interface {
	UnmarshalDevice(script *ScriptCodec, deviceID string, headers http.Header, r io.Reader) error
	MarshalDevice(script *ScriptCodec, deviceID string, headers http.Header, w io.Writer) error
	ExecutorName() string
}

type Sensor 

type Sensor struct {
	ID   string `json:"id" bson:"id"`
	Name string `json:"name" bson:"name"`

	Modified time.Time `json:"modified" bson:"modified"`
	Created  time.Time `json:"created" bson:"created"`

	Kind     ontology.SensingKind `json:"kind" bson:"kind"`
	Quantity ontology.Quantity    `json:"quantity" bson:"quantity"`
	Unit     ontology.Unit        `json:"unit" bson:"unit"`

	Time  *time.Time  `json:"time" bson:"time"`
	Value interface{} `json:"value" bson:"value"`

	Meta Meta `json:"meta" bson:"meta"`
	// contains filtered or unexported fields
}

Sensor represents a Waziup sensor

func GetSensor 

func GetSensor(deviceID string, sensorID string) (*Sensor, error)

GetSensor returns the Waziup sensor.

func (*Sensor) MarshalJSON 

func (sensor *Sensor) MarshalJSON() ([]byte, error)

func (*Sensor) SetJSONSelect 

func (sensor *Sensor) SetJSONSelect(s []string)

type User 

type User struct {
	ID          string `json:"id" bson:"_id"`
	Name        string `json:"name" bson:"name"`
	Username    string `json:"username" bson:"username"`
	Password    string `json:"password" bson:"password"`
	NewPassword string `json:"newPassword"`
}

User represents a Wazigate user

func CheckUserCredentials 

func CheckUserCredentials(username string, password string) (User, error)

func FindUserByUsername 

func FindUserByUsername(username string) (User, error)

FindUserByUsername finds and returns the Wazigate user based on a given username

func GetUser 

func GetUser(userID string) (User, error)

GetUser returns the Wazigate user

type Value 

type Value struct {
	Value interface{} `json:"value" bson:"value"`
	Time  time.Time   `json:"time" bson:"time"`
}

Value is one datapoint

func NewValue 

func NewValue(v interface{}, time time.Time) Value

NewValue creates a new data-point.

type ValueIterator 

type ValueIterator interface {
	Next() (Value, error)
	Close() error
}

ValueIterator iterates over data points. Call .Next() to get the next value.

func GetActuatorValues 

func GetActuatorValues(deviceID string, actuatorID string, query *ValuesQuery) ValueIterator

GetActuatorValues returns an iterator over all actuator values.

func GetSensorValues 

func GetSensorValues(deviceID string, sensorID string, query *ValuesQuery) ValueIterator

GetSensorValues returns an iterator over all sensor values.

type ValuesQuery 

type ValuesQuery struct {
	Limit int64
	From  time.Time
	To    time.Time
	Size  int64
}

ValuesQuery is used to range or limit query results.

func (*ValuesQuery) Parse 

func (query *ValuesQuery) Parse(req *http.Request) string

Parse parses the HTTP Request into the Query parameters.

Source Files

View all Source files

Directories

Path Synopsis
codecs
javascript
json
xlpp

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