kopia lustrzana https://git.sr.ht/~michalr/go-satel
Get device name from SATEL
Michał Rudowicz
rodzic
bed9818777
commit
fc947e4325
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@ -0,0 +1,45 @@
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package satel
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import (
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"strings"
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"golang.org/x/text/encoding/charmap"
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)
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type DeviceType byte
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const (
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DeviceType_Partition DeviceType = 0
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DeviceType_Zone DeviceType = 1
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DeviceType_User DeviceType = 2
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DeviceType_ExpanderOrLCD DeviceType = 3
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DeviceType_Output DeviceType = 4
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DeviceType_ZoneWithPartitionAssignment DeviceType = 5
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DeviceType_Timer DeviceType = 6
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DeviceType_Telephone DeviceType = 7
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DeviceType_Object DeviceType = 15
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DeviceType_PartitionWithObjectAssignment DeviceType = 16
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DeviceType_OutputWithDurationTime DeviceType = 17
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DeviceType_PartitionWithObjectAssignmentAndOptions DeviceType = 18
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)
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type NameEvent struct {
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DevType DeviceType
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DevNumber byte
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DevTypeFunction byte
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DevName string
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}
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func makeNameEvent(bytes []byte) NameEvent {
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cp1250dec := charmap.Windows1250.NewDecoder()
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name, err := cp1250dec.String(string(bytes[3:19]))
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if err != nil {
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name = "CP1250 DECODE ERROR"
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}
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return NameEvent{
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DevType: DeviceType(bytes[0]),
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DevNumber: bytes[1],
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DevTypeFunction: bytes[2],
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DevName: strings.TrimSpace(name),
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}
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}
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@ -0,0 +1,16 @@
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package satel
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import (
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"github.com/stretchr/testify/assert"
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"testing"
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)
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func TestMakeNameEvent(t *testing.T) {
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assert := assert.New(t)
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assert.Equal(NameEvent{
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DevType: DeviceType(1),
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DevNumber: 2,
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DevTypeFunction: 3,
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DevName: "0123456789ABCDEF",
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}, makeNameEvent([]byte{01, 02, 03, '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F', 0xFF}))
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}
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5
go.mod
5
go.mod
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@ -2,4 +2,7 @@ module github.com/probakowski/go-satel
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go 1.16
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require github.com/stretchr/testify v1.7.0
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require (
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github.com/stretchr/testify v1.7.0
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golang.org/x/text v0.14.0
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)
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32
go.sum
32
go.sum
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@ -5,6 +5,38 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
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github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
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github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
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github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
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golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
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golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
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golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
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golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
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golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
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golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
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golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
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golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
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golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
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golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
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golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
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golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
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golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
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golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
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golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
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golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
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golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
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golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
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golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
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golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
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golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
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golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
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116
satel.go
116
satel.go
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@ -3,6 +3,7 @@ package satel
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import (
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"bufio"
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"errors"
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"fmt"
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"net"
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"sync"
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"time"
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@ -20,11 +21,13 @@ type Config struct {
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}
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type Satel struct {
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conn net.Conn
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mu sync.Mutex
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cmdSize int
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cmdChan chan int
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Events chan Event
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conn net.Conn
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mu sync.Mutex
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cmdSize int
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cmdChan chan int
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rawEvents chan []byte
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commandQueue chan func()
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Events chan Event
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}
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func New(conn net.Conn) *Satel {
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@ -33,9 +36,11 @@ func New(conn net.Conn) *Satel {
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func NewConfig(conn net.Conn, config Config) *Satel {
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s := &Satel{
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conn: conn,
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cmdChan: make(chan int),
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Events: make(chan Event, config.EventsQueueSize),
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conn: conn,
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cmdChan: make(chan int),
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rawEvents: make(chan []byte, config.EventsQueueSize),
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commandQueue: make(chan func(), config.EventsQueueSize),
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Events: make(chan Event, config.EventsQueueSize),
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}
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if config.LongCommands {
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s.cmdSize = 32
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@ -50,13 +55,21 @@ func NewConfig(conn net.Conn, config Config) *Satel {
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}
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go func() {
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for {
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err = s.sendCmd(0x0A)
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if err != nil {
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return
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s.commandQueue <- func() {
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err = s.sendCmd(0x0A)
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if err != nil {
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return
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}
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s.readRawEvents()
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}
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time.Sleep(5 * time.Second)
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}
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}()
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go func() {
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for f := range s.commandQueue {
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f()
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}
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}()
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return s
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}
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@ -92,6 +105,44 @@ func (s *Satel) SetOutput(code string, index int, value bool) error {
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return s.sendCmd(bytes...)
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}
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func (s *Satel) GetName(devType DeviceType, devIndex byte) NameEvent {
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resultChan := make(chan NameEvent)
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s.commandQueue <- func() {
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err := s.sendCmd(0xEE, byte(devType), devIndex)
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if err != nil {
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resultChan <- NameEvent{
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DevType: DeviceType(devType),
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DevNumber: devIndex,
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DevTypeFunction: 0,
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DevName: fmt.Sprint("ERROR RETRIEVING NAME ", devType, devIndex),
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}
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}
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var bytes = <-s.rawEvents
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cmd := bytes[0]
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bytes = bytes[1 : len(bytes)-2]
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if cmd == 0xEF {
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resultChan <- NameEvent{
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DevType: DeviceType(devType),
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DevNumber: devIndex,
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DevTypeFunction: 0,
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DevName: fmt.Sprint("NO NAME ", devType, devIndex),
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}
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} else if cmd == 0xEE {
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resultChan <- makeNameEvent(bytes)
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} else {
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resultChan <- NameEvent{
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DevType: DeviceType(devType),
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DevNumber: devIndex,
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DevTypeFunction: 0,
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DevName: fmt.Sprint("ERROR GETTING NAME ", devType, devIndex),
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}
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}
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}
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return <-resultChan
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}
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func prepareCommand(code string, cmd byte, data ...byte) []byte {
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bytes := append([]byte{cmd}, transformCode(code)...)
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return append(bytes, data...)
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@ -106,36 +157,33 @@ type command struct {
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initialized bool
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}
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func (s *Satel) readRawEvents() {
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var bytes = <-s.rawEvents
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cmd := bytes[0]
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bytes = bytes[1 : len(bytes)-2]
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if cmd == 0xEF {
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return
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}
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for i, bb := range bytes {
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for j := 0; j < 8; j++ {
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index := byte(1 << j)
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s.Events <- Event{
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Type: ChangeType(cmd),
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Index: i*8 + j,
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Value: bb&index != 0,
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}
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}
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}
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}
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func (s *Satel) read() {
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scanner := bufio.NewScanner(s.conn)
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scanner.Split(scan)
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commands := make(map[byte]command)
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for ok := scanner.Scan(); ok; ok = scanner.Scan() {
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bytes := scanner.Bytes()
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cmd := bytes[0]
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bytes = bytes[1 : len(bytes)-2]
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s.cmdRes()
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if cmd == 0xEF {
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continue
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}
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c := commands[cmd]
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for i, bb := range bytes {
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change := bb ^ c.prev[i]
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for j := 0; j < 8; j++ {
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index := byte(1 << j)
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if !c.initialized || change&index != 0 {
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s.Events <- Event{
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Type: ChangeType(cmd),
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Index: i*8 + j,
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Value: bb&index != 0,
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}
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}
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}
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c.prev[i] = bytes[i]
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}
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c.initialized = true
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commands[cmd] = c
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s.rawEvents <- bytes
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}
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close(s.Events)
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_ = s.conn.Close()
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