mirror of
https://gitee.com/XM-GO/PandaX.git
synced 2026-04-23 10:58:35 +08:00
114 lines
3.3 KiB
Go
114 lines
3.3 KiB
Go
package message
|
||
|
||
import "github.com/sirupsen/logrus"
|
||
|
||
// Message ...
|
||
type Message interface {
|
||
GetOriginator() string
|
||
GetType() string
|
||
GetMsg() map[string]interface{}
|
||
GetMetadata() Metadata
|
||
SetType(string)
|
||
SetMsg(map[string]interface{})
|
||
SetOriginator(string)
|
||
SetMetadata(Metadata)
|
||
}
|
||
|
||
// Metadata ...
|
||
type Metadata interface {
|
||
Keys() []string
|
||
GetKeyValue(key string) interface{}
|
||
SetKeyValue(key string, val interface{})
|
||
GetValues() map[string]interface{}
|
||
}
|
||
|
||
// Predefined message types
|
||
const (
|
||
MessageTypePostAttributesRequest = "Post attributes"
|
||
MessageTypePostTelemetryRequest = "Post telemetry"
|
||
MessageTypeActivityEvent = "Activity event"
|
||
MessageTypeInactivityEvent = "Inactivity event"
|
||
MessageTypeConnectEvent = "Connect event"
|
||
MessageTypeDisconnectEvent = "Disconnect event"
|
||
)
|
||
|
||
// NewMessage ...
|
||
func NewMessage() Message {
|
||
return &defaultMessage{
|
||
msg: map[string]interface{}{},
|
||
}
|
||
}
|
||
|
||
type defaultMessage struct {
|
||
id string //uuid
|
||
ts int64 //时间戳
|
||
msgType string //消息类型， attributes（参数），telemetry（遥测），Connect连接事件
|
||
originator string //数据发布者 设备 规则链
|
||
customerId string //客户Id UUID
|
||
deviceId string //设备Id UUID
|
||
msg map[string]interface{} //数据 数据结构JSON 设备原始数据 msg
|
||
metadata Metadata //消息的元数据 包括，设备名称，设备类型，命名空间，时间戳等
|
||
}
|
||
|
||
// NewMessageWithDetail ...
|
||
func NewMessageWithDetail(originator string, messageType string, msg map[string]interface{}, metadata Metadata) Message {
|
||
return &defaultMessage{
|
||
originator: originator,
|
||
msgType: messageType,
|
||
msg: msg,
|
||
metadata: metadata,
|
||
}
|
||
}
|
||
|
||
func (t *defaultMessage) GetOriginator() string { return t.originator }
|
||
func (t *defaultMessage) GetType() string { return t.msgType }
|
||
func (t *defaultMessage) GetMsg() map[string]interface{} { return t.msg }
|
||
func (t *defaultMessage) GetMetadata() Metadata { return t.metadata }
|
||
func (t *defaultMessage) SetType(msgType string) { t.msgType = msgType }
|
||
func (t *defaultMessage) SetMsg(msg map[string]interface{}) { t.msg = msg }
|
||
func (t *defaultMessage) SetOriginator(originator string) { t.originator = originator }
|
||
func (t *defaultMessage) SetMetadata(metadata Metadata) { t.metadata = metadata }
|
||
|
||
// NewMetadata ...
|
||
func NewMetadata() Metadata {
|
||
return &defaultMetadata{
|
||
values: make(map[string]interface{}),
|
||
}
|
||
}
|
||
|
||
type defaultMetadata struct {
|
||
values map[string]interface{}
|
||
}
|
||
|
||
func NewDefaultMetadata(vals map[string]interface{}) Metadata {
|
||
return &defaultMetadata{
|
||
values: vals,
|
||
}
|
||
}
|
||
|
||
func (t *defaultMetadata) Keys() []string {
|
||
keys := make([]string, 0)
|
||
for key := range t.values {
|
||
keys = append(keys, key)
|
||
}
|
||
return keys
|
||
}
|
||
|
||
func (t *defaultMetadata) GetKeyValue(key string) interface{} {
|
||
if _, found := t.values[key]; !found {
|
||
logrus.Fatalf("no key '%s' in metadata", key)
|
||
}
|
||
return t.values[key]
|
||
}
|
||
|
||
func (t *defaultMetadata) SetKeyValue(key string, val interface{}) {
|
||
t.values[key] = val
|
||
}
|
||
|
||
func (t *defaultMetadata) GetValues() map[string]interface{} {
|
||
return t.values
|
||
}
|
||
func (t *defaultMetadata) SetValues(values map[string]interface{}) {
|
||
t.values = values
|
||
}
|