WIP

go.mod

@@ -0,0 +1,11 @@
+module miflorad
+
+require (
+	github.com/coreos/go-systemd v0.0.0-20181031085051-9002847aa142 // indirect
+	github.com/fatih/structs v1.1.0 // indirect
+	github.com/godbus/dbus v0.0.0-20181031085051-66d97ae // indirect
+	github.com/muka/ble v0.0.0-20180314094923-5613a57406d1 // indirect
+	github.com/muka/go-bluetooth v0.0.0-20181012115104-31d8f53bf9a1
+	github.com/pkg/errors v0.8.0 // indirect
+	github.com/sirupsen/logrus v1.2.0
+)

go.sum

@@ -0,0 +1,25 @@
+github.com/coreos/go-systemd v0.0.0-20181031085051-9002847aa142 h1:3jFq2xL4ZajGK4aZY8jz+DAF0FHjI51BXjjSwCzS1Dk=
+github.com/coreos/go-systemd v0.0.0-20181031085051-9002847aa142/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/fatih/structs v1.1.0 h1:Q7juDM0QtcnhCpeyLGQKyg4TOIghuNXrkL32pHAUMxo=
+github.com/fatih/structs v1.1.0/go.mod h1:9NiDSp5zOcgEDl+j00MP/WkGVPOlPRLejGD8Ga6PJ7M=
+github.com/godbus/dbus v0.0.0-20181031085051-66d97ae h1:NTs1uIj/Ru/QlpKwd9C9dnv/5zblvCXH7Dbn2oi3p98=
+github.com/godbus/dbus v0.0.0-20181031085051-66d97ae/go.mod h1:/YcGZj5zSblfDWMMoOzV4fas9FZnQYTkDnsGvmh2Grw=
+github.com/godbus/dbus v4.1.0+incompatible h1:WqqLRTsQic3apZUK9qC5sGNfXthmPXzUZ7nQPrNITa4=
+github.com/godbus/dbus v4.1.0+incompatible/go.mod h1:/YcGZj5zSblfDWMMoOzV4fas9FZnQYTkDnsGvmh2Grw=
+github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
+github.com/muka/ble v0.0.0-20180314094923-5613a57406d1 h1:DrMDOYCxMG7TUMjhBWnRsgPfpPlz0sFL11ukl+2+CZU=
+github.com/muka/ble v0.0.0-20180314094923-5613a57406d1/go.mod h1:1lEPQDLh8Z86+REeQMqID8UpXCSdHF0fvU0qZj3b1eA=
+github.com/muka/go-bluetooth v0.0.0-20181012115104-31d8f53bf9a1 h1:VKhCDuxZ3+Bg+Plf7+CxgGRlNEdwHDKUqHoZLzer8Ms=
+github.com/muka/go-bluetooth v0.0.0-20181012115104-31d8f53bf9a1/go.mod h1:brKFFAJeW2mWp1W5D/GJhwbn3IpNR69jIm1qGWZcl50=
+github.com/pkg/errors v0.8.0 h1:WdK/asTD0HN+q6hsWO3/vpuAkAr+tw6aNJNDFFf0+qw=
+github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/sirupsen/logrus v1.2.0 h1:juTguoYk5qI21pwyTXY3B3Y5cOTH3ZUyZCg1v/mihuo=
+github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
+github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
+golang.org/x/crypto v0.0.0-20180904163835-0709b304e793 h1:u+LnwYTOOW7Ukr/fppxEb1Nwz0AtPflrblfvUudpo+I=
+golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
+golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33 h1:I6FyU15t786LL7oL/hn43zqTuEGr4PN7F4XJ1p4E3Y8=
+golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=

main.go

@@ -0,0 +1,79 @@
+//shows how to watch for new devices and list them
+package main
+
+import (
+	"os"
+
+	log "github.com/sirupsen/logrus"
+	"github.com/muka/go-bluetooth/api"
+	"github.com/muka/go-bluetooth/emitter"
+	"github.com/muka/go-bluetooth/linux"
+)
+
+const logLevel = log.DebugLevel
+const adapterID = "hci0"
+
+func main() {
+
+	log.SetLevel(logLevel)
+
+	//clean up connection on exit
+	defer api.Exit()
+
+	log.Debugf("Reset bluetooth device")
+	a := linux.NewBtMgmt(adapterID)
+	err := a.Reset()
+	if err != nil {
+		log.Error(err)
+		os.Exit(1)
+	}
+
+	devices, err := api.GetDevices()
+	if err != nil {
+		log.Error(err)
+		os.Exit(1)
+	}
+
+	log.Infof("Cached devices:")
+	for _, dev := range devices {
+		showDeviceInfo(&dev)
+	}
+
+	log.Infof("Discovered devices:")
+	err = discoverDevices(adapterID)
+	if err != nil {
+		log.Error(err)
+		os.Exit(1)
+	}
+
+	select {}
+}
+
+func discoverDevices(adapterID string) error {
+
+	err := api.StartDiscovery()
+	if err != nil {
+		return err
+	}
+
+	log.Debugf("Started discovery")
+	err = api.On("discovery", emitter.NewCallback(func(ev emitter.Event) {
+		discoveryEvent := ev.GetData().(api.DiscoveredDeviceEvent)
+		dev := discoveryEvent.Device
+		showDeviceInfo(dev)
+	}))
+
+	return err
+}
+
+func showDeviceInfo(dev *api.Device) {
+	if dev == nil {
+		return
+	}
+	props, err := dev.GetProperties()
+	if err != nil {
+		log.Errorf("%s: Failed to get properties: %s", dev.Path, err.Error())
+		return
+	}
+	log.Infof("name=%s addr=%s rssi=%d", props.Name, props.Address, props.RSSI)
+}