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87 lines
2.0 KiB
87 lines
2.0 KiB
package main
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import (
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"encoding/xml"
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"fmt"
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"fluux.io/xmpp"
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)
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func main() {
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component := MyComponent{Name: "MQTT Component", Category: "gateway", Type: "mqtt"}
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component.xmpp = &xmpp.Component{Host: "mqtt.localhost", Secret: "mypass"}
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component.xmpp.Connect("localhost:8888")
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for {
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packet, err := component.xmpp.ReadPacket()
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if err != nil {
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fmt.Println("read error", err)
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return
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}
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switch p := packet.(type) {
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case xmpp.IQ:
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switch inner := p.Payload.(type) {
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case *xmpp.Node:
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fmt.Printf("%q\n", inner)
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data, err := xml.Marshal(inner)
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if err != nil {
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fmt.Println("cannot marshall payload")
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}
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fmt.Println("data=", string(data))
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component.processIQ(p.Type, p.Id, p.From, inner)
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default:
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fmt.Println("default")
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}
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default:
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fmt.Println("Packet unhandled packet:", packet)
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}
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}
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}
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const (
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NSDiscoInfo = "http://jabber.org/protocol/disco#info"
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)
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type MyComponent struct {
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Name string
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// Typical categories and types: https://xmpp.org/registrar/disco-categories.html
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Category string
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Type string
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xmpp *xmpp.Component
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}
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func (c MyComponent) processIQ(iqType, id, from string, inner *xmpp.Node) {
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fmt.Println("Node:", inner.XMLName.Space, inner.XMLName.Local)
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switch inner.XMLName.Space + " " + iqType {
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case NSDiscoInfo + " get":
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fmt.Println("Send Disco Info")
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result := fmt.Sprintf(`<iq type='result'
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from='%s'
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to='%s'
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id='%s'>
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<query xmlns='http://jabber.org/protocol/disco#info'>
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<identity
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category='%s'
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type='%s'
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name='%s'/>
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<feature var='http://jabber.org/protocol/disco#info'/>
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<feature var='http://jabber.org/protocol/disco#items'/>
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</query>
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</iq>`, c.xmpp.Host, from, id, c.Category, c.Type, c.Name)
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c.xmpp.Send(result)
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default:
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iqErr := fmt.Sprintf(`<iq type='error'
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from='%s'
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to='%s'
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id='%s'>
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<error type="cancel" code="501">
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<feature-not-implemented xmlns="urn:ietf:params:xml:ns:xmpp-stanzas"/>
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</error>
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</iq>`, c.xmpp.Host, from, id)
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c.xmpp.Send(iqErr)
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}
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}
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