Migrate bluetooth stack to tinygo.org/x/bluetooth

README.md

@@ -28,7 +28,7 @@ $ go get -u github.com/amuttsch/go-idasen
 
 ## Configuration
 Configuration that is not expected to change frequency can be provided via a
-YAML configuration file located at ``~/.config/idasen/idasen.yaml``.
+YAML configuration file located at ``./idasen.yaml``.
 
 You can use this command to initialize a new configuartion file:
 

cmd/root.go

@@ -70,9 +70,7 @@ func init() {
 }
 
 func getConfigFilePath() string {
-	path, _ := os.UserConfigDir()
-
-	return path  + "/idasen/idasen.yaml"
+	return "./idasen.yaml"
 }
 
 func initConfig() {

go.mod

@@ -3,9 +3,9 @@ module github.com/amuttsch/go-idasen
 go 1.15
 
 require (
-	github.com/muka/go-bluetooth v0.0.0-20201211051136-07f31c601d33
 	github.com/sirupsen/logrus v1.6.0
 	github.com/spf13/cobra v1.1.1
 	github.com/spf13/viper v1.7.0
 	gopkg.in/yaml.v2 v2.4.0 // indirect
+	tinygo.org/x/bluetooth v0.5.0
 )

go.sum

@@ -14,6 +14,8 @@ dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
+github.com/JuulLabs-OSS/cbgo v0.0.2 h1:gCDyT0+EPuI8GOFyvAksFcVD2vF4CXBAVwT6uVnD9oo=
+github.com/JuulLabs-OSS/cbgo v0.0.2/go.mod h1:L4YtGP+gnyD84w7+jN66ncspFRfOYB5aj9QSXaFHmBA=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
@@ -23,6 +25,7 @@ github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
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+github.com/bgould/http v0.0.0-20190627042742-d268792bdee7/go.mod h1:BTqvVegvwifopl4KTEDth6Zezs9eR+lCWhvGKvkxJHE=
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 github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
@@ -37,16 +40,20 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
 github.com/dgryski/go-sip13 v0.0.0-20181026042036-e10d5fee7954/go.mod h1:vAd38F8PWV+bWy6jNmig1y/TA+kYO4g3RSRF0IAv0no=
+github.com/eclipse/paho.mqtt.golang v1.2.0/go.mod h1:H9keYFcgq3Qr5OUJm/JZI/i6U7joQ8SYLhZwfeOo6Ts=
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
 github.com/fatih/structs v1.1.0 h1:Q7juDM0QtcnhCpeyLGQKyg4TOIghuNXrkL32pHAUMxo=
 github.com/fatih/structs v1.1.0/go.mod h1:9NiDSp5zOcgEDl+j00MP/WkGVPOlPRLejGD8Ga6PJ7M=
+github.com/frankban/quicktest v1.10.2/go.mod h1:K+q6oSqb0W0Ininfk863uOk1lMy69l/P6txr3mVT54s=
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 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
 github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
 github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE=
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+github.com/go-ole/go-ole v1.2.4 h1:nNBDSCOigTSiarFpYE9J/KtEA1IOW4CNeqT9TQDqCxI=
+github.com/go-ole/go-ole v1.2.4/go.mod h1:XCwSNxSkXRo4vlyPy93sltvi/qJq0jqQhjqQNIwKuxM=
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@@ -64,6 +71,7 @@ github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Z
 github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
+github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
 github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
 github.com/google/pprof v0.0.0-20190515194954-54271f7e092f/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
@@ -113,6 +121,7 @@ github.com/konsorten/go-windows-terminal-sequences v1.0.3 h1:CE8S1cTafDpPvMhIxNJ
 github.com/konsorten/go-windows-terminal-sequences v1.0.3/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
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 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
@@ -124,7 +133,6 @@ github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5
 github.com/miekg/dns v1.0.14/go.mod h1:W1PPwlIAgtquWBMBEV9nkV9Cazfe8ScdGz/Lj7v3Nrg=
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-github.com/mitchellh/go-homedir v1.1.0 h1:lukF9ziXFxDFPkA1vsr5zpc1XuPDn/wFntq5mG+4E0Y=
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 github.com/mitchellh/go-testing-interface v1.0.0/go.mod h1:kRemZodwjscx+RGhAo8eIhFbs2+BFgRtFPeD/KE+zxI=
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@@ -134,8 +142,8 @@ github.com/mitchellh/mapstructure v1.1.2 h1:fmNYVwqnSfB9mZU6OS2O6GsXM+wcskZDuKQz
 github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
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-github.com/muka/go-bluetooth v0.0.0-20201211051136-07f31c601d33 h1:p3srutpE8TpQmOUQ5Qw94jYFUdoG2jBbILeYLroQNoI=
-github.com/muka/go-bluetooth v0.0.0-20201211051136-07f31c601d33/go.mod h1:dMCjicU6vRBk34dqOmIZm0aod6gUwZXOXzBROqGous0=
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@@ -166,6 +174,7 @@ github.com/ryanuber/columnize v0.0.0-20160712163229-9b3edd62028f/go.mod h1:sm1tb
 github.com/sean-/seed v0.0.0-20170313163322-e2103e2c3529/go.mod h1:DxrIzT+xaE7yg65j358z/aeFdxmN0P9QXhEzd20vsDc=
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@@ -197,6 +206,7 @@ github.com/suapapa/go_eddystone v1.3.1/go.mod h1:bXC11TfJOS+3g3q/Uzd7FKd5g62STQE
 github.com/subosito/gotenv v1.2.0 h1:Slr1R9HxAlEKefgq5jn9U+DnETlIUa6HfgEzj0g5d7s=
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@@ -246,6 +256,7 @@ golang.org/x/net v0.0.0-20190503192946-f4e77d36d62c/go.mod h1:t9HGtf8HONx5eT2rtn
 golang.org/x/net v0.0.0-20190603091049-60506f45cf65/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
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@@ -270,12 +281,16 @@ golang.org/x/sys v0.0.0-20190507160741-ecd444e8653b/go.mod h1:h1NjWce9XRLGQEsW7w
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-golang.org/x/sys v0.0.0-20200728102440-3e129f6d46b1 h1:sIky/MyNRSHTrdxfsiUSS4WIAMvInbeXljJz+jDjeYE=
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@@ -299,6 +314,7 @@ golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtn
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+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/api v0.4.0/go.mod h1:8k5glujaEP+g9n7WNsDg8QP6cUVNI86fCNMcbazEtwE=
 google.golang.org/api v0.7.0/go.mod h1:WtwebWUNSVBH/HAw79HIFXZNqEvBhG+Ra+ax0hx3E3M=
@@ -343,3 +359,12 @@ honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWh
 honnef.co/go/tools v0.0.0-20190418001031-e561f6794a2a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
+tinygo.org/x/bluetooth v0.5.0 h1:UftQTmx/snuTbeoS/R6+ZixmxSl5d6BvyfxlmD8eDng=
+tinygo.org/x/bluetooth v0.5.0/go.mod h1:3rm7IKtmhP7aU2XRJI/Ods3J9Lqc3BAPPTNZmTtb42Q=
+tinygo.org/x/drivers v0.14.0/go.mod h1:uT2svMq3EpBZpKkGO+NQHjxjGf1f42ra4OnMMwQL2aI=
+tinygo.org/x/drivers v0.15.1/go.mod h1:uT2svMq3EpBZpKkGO+NQHjxjGf1f42ra4OnMMwQL2aI=
+tinygo.org/x/drivers v0.16.0/go.mod h1:uT2svMq3EpBZpKkGO+NQHjxjGf1f42ra4OnMMwQL2aI=
+tinygo.org/x/drivers v0.20.0/go.mod h1:uJD/l1qWzxzLx+vcxaW0eY464N5RAgFi1zTVzASFdqI=
+tinygo.org/x/tinyfont v0.2.1/go.mod h1:eLqnYSrFRjt5STxWaMeOWJTzrKhXqpWw7nU3bPfKOAM=
+tinygo.org/x/tinyfs v0.1.0/go.mod h1:ysc8Y92iHfhTXeyEM9+c7zviUQ4fN9UCFgSOFfMWv20=
+tinygo.org/x/tinyterm v0.1.0/go.mod h1:/DDhNnGwNF2/tNgHywvyZuCGnbH3ov49Z/6e8LPLRR4=

idasen/constants.go

@@ -1,22 +1,27 @@
 package idasen
 
-import "encoding/binary"
+import (
+	"encoding/binary"
+	"tinygo.org/x/bluetooth"
+)
 
 var (
+	adapter = bluetooth.DefaultAdapter
+
 	// Minimum desk height in meters.
 	_MIN_HEIGHT = 0.62
 
 	// Maximum desk height in meters.
 	_MAX_HEIGHT = 1.27
 
-	_UUID_HEIGHT = "99fa0021-338a-1024-8a49-009c0215f78a"
-	_UUID_COMMAND = "99fa0002-338a-1024-8a49-009c0215f78a"
+	_UUID_HEIGHT          = "99fa0021-338a-1024-8a49-009c0215f78a"
+	_UUID_COMMAND         = "99fa0002-338a-1024-8a49-009c0215f78a"
 	_UUID_REFERENCE_INPUT = "99fa0031-338a-1024-8a49-009c0215f78a"
 
-    _COMMAND_REFERENCE_INPUT_STOP = []byte{0x01, 0x80}
-	_COMMAND_UP = []byte{0x47, 0x00}
-	_COMMAND_DOWN = []byte{0x46, 0x00}
-	_COMMAND_STOP = []byte{0xFF, 0x00}
+	_COMMAND_REFERENCE_INPUT_STOP = []byte{0x01, 0x80}
+	_COMMAND_UP                   = []byte{0x47, 0x00}
+	_COMMAND_DOWN                 = []byte{0x46, 0x00}
+	_COMMAND_STOP                 = []byte{0xFF, 0x00}
 )
 
 func getOptions() map[string]interface{} {
@@ -30,5 +35,5 @@ func heightBytesToMeter(b []byte) float64 {
 	}
 
 	raw := binary.LittleEndian.Uint16(b[0:2])
-	return float64(float64(raw) / 10000) + _MIN_HEIGHT
+	return float64(float64(raw)/10000) + _MIN_HEIGHT
 }

idasen/discover.go

@@ -3,98 +3,67 @@ package idasen
 import (
 	"errors"
 	"fmt"
-	"github.com/muka/go-bluetooth/api"
-	"github.com/muka/go-bluetooth/bluez/profile/adapter"
-	"github.com/muka/go-bluetooth/bluez/profile/device"
 	"os"
 	"os/signal"
 	"regexp"
 	"time"
+	"tinygo.org/x/bluetooth"
 )
 
 const _DISCOVER_TIMEOUT = 5 * time.Second
 
 func DiscoverDesk() (*desk, error) {
-	//clean up connection on exit
-	defer api.Exit()
-
-	a, err := adapter.GetDefaultAdapter()
+	result, err := getDesk("")
 	if err != nil {
 		return nil, err
 	}
 
+	return &desk{
+		Name:    result.LocalName(),
+		Address: result.Address.String(),
+	}, nil
+}
+
+func getDesk(mac string) (*bluetooth.ScanResult, error) {
 	log.Debug("Start discovery")
-	discovery, cancel, err := api.Discover(a, nil)
+	err := adapter.Enable()
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("must enable adapter: %w", err)
 	}
-	defer cancel()
 
-	discoverTimeout := time.NewTimer(_DISCOVER_TIMEOUT)
-	deskChan := make(chan *desk)
+	resultCh := make(chan bluetooth.ScanResult, 1)
 
 	deskNameRegex, err := regexp.Compile("Desk \\d+")
 	if err != nil {
 		log.Errorf("invalid regex: %s", err)
 		return nil, errors.New("invalid regex")
 	}
 
-	go func() {
-
-		for ev := range discovery {
-
-			if ev.Type == adapter.DeviceRemoved {
-				continue
-			}
-
-			dev, err := device.NewDevice1(ev.Path)
-			if err != nil {
-				log.Errorf("%s: %s", ev.Path, err)
-				continue
+	// Start scanning.
+	log.Debugln("Scanning...")
+	err = adapter.Scan(func(adapter *bluetooth.Adapter, result bluetooth.ScanResult) {
+		if mac == "" {
+			if deskNameRegex.MatchString(result.LocalName()) {
+				log.Infoln("Found Desk:", result.Address.String(), result.RSSI, result.LocalName())
+				adapter.StopScan()
+				resultCh <- result
 			}
-
-			if dev == nil {
-				log.Errorf("%s: not found", ev.Path)
-				continue
-			}
-
-			log.Debugf("name=%s addr=%s rssi=%d\n", dev.Properties.Name, dev.Properties.Address, dev.Properties.RSSI)
-
-			if deskNameRegex.MatchString(dev.Properties.Name) {
-				if !dev.Properties.Paired {
-					err = dev.Pair()
-					if err != nil {
-						log.Errorf("Pairing failed: %s", err)
-						return
-					}
-
-					log.Debugf("Paired device %s", dev.Properties.Name)
-				}
-
-				err = dev.SetTrusted(true)
-				if err != nil {
-					log.Errorf("Trusting failed: %s", err)
-					return
-				}
-				log.Debugf("Trusting device %s", dev.Properties.Name)
-
-				deskChan <- &desk{
-					Name:    dev.Properties.Name,
-					Address: dev.Properties.Address,
-				}
-
-				return
+		} else {
+			if result.Address.String() == mac {
+				adapter.StopScan()
+				resultCh <- result
 			}
 		}
 
-	}()
+	})
 
+	discoverTimeout := time.NewTimer(_DISCOVER_TIMEOUT)
 	ch := make(chan os.Signal)
 	signal.Notify(ch, os.Interrupt, os.Kill)
 
 	select {
-	case desk := <-deskChan:
-		return desk, nil
+	case result := <-resultCh:
+		return &result, nil
 	case <-discoverTimeout.C:
 		e := fmt.Errorf("Discover timeout reached after %s", _DISCOVER_TIMEOUT.String())
 		log.Debugln(e)

idasen/height.go

@@ -1,15 +1,9 @@
 package idasen
 
 func (i *Idasen) HeightInMeters() (float64, error) {
-	height, err := i.device.GetCharByUUID(_UUID_HEIGHT)
+	raw, err := i.readValue(_UUID_HEIGHT)
 	if err != nil {
-		log.Errorf("Cannot get height %s", err)
-		return 0, err
-	}
-
-	raw, err := height.ReadValue(getOptions())
-	if err != nil {
-		log.Errorf("Cannot ReadValue %s", err)
+		log.Errorf("Cannot get height: %s", err)
 		return 0, err
 	}