diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..b861e7d
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,164 @@
+
+# Created by https://www.toptal.com/developers/gitignore/api/macos,go,intellij
+# Edit at https://www.toptal.com/developers/gitignore?templates=macos,go,intellij
+
+### Go ###
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+
+# Test binary, built with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Dependency directories (remove the comment below to include it)
+# vendor/
+
+### Go Patch ###
+/vendor/
+/Godeps/
+
+### Intellij ###
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+# User-specific stuff
+.idea/**/workspace.xml
+.idea/**/tasks.xml
+.idea/**/usage.statistics.xml
+.idea/**/dictionaries
+.idea/**/shelf
+
+# Generated files
+.idea/**/contentModel.xml
+
+# Sensitive or high-churn files
+.idea/**/dataSources/
+.idea/**/dataSources.ids
+.idea/**/dataSources.local.xml
+.idea/**/sqlDataSources.xml
+.idea/**/dynamic.xml
+.idea/**/uiDesigner.xml
+.idea/**/dbnavigator.xml
+
+# Gradle
+.idea/**/gradle.xml
+.idea/**/libraries
+
+# Gradle and Maven with auto-import
+# When using Gradle or Maven with auto-import, you should exclude module files,
+# since they will be recreated, and may cause churn. Uncomment if using
+# auto-import.
+# .idea/artifacts
+# .idea/compiler.xml
+# .idea/jarRepositories.xml
+# .idea/modules.xml
+# .idea/*.iml
+# .idea/modules
+# *.iml
+# *.ipr
+
+# CMake
+cmake-build-*/
+
+# Mongo Explorer plugin
+.idea/**/mongoSettings.xml
+
+# File-based project format
+*.iws
+
+# IntelliJ
+out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Cursive Clojure plugin
+.idea/replstate.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+# Editor-based Rest Client
+.idea/httpRequests
+
+# Android studio 3.1+ serialized cache file
+.idea/caches/build_file_checksums.ser
+
+### Intellij Patch ###
+# Comment Reason: https://github.com/joeblau/gitignore.io/issues/186#issuecomment-215987721
+
+# *.iml
+# modules.xml
+# .idea/misc.xml
+# *.ipr
+
+# Sonarlint plugin
+# https://plugins.jetbrains.com/plugin/7973-sonarlint
+.idea/**/sonarlint/
+
+# SonarQube Plugin
+# https://plugins.jetbrains.com/plugin/7238-sonarqube-community-plugin
+.idea/**/sonarIssues.xml
+
+# Markdown Navigator plugin
+# https://plugins.jetbrains.com/plugin/7896-markdown-navigator-enhanced
+.idea/**/markdown-navigator.xml
+.idea/**/markdown-navigator-enh.xml
+.idea/**/markdown-navigator/
+
+# Cache file creation bug
+# See https://youtrack.jetbrains.com/issue/JBR-2257
+.idea/$CACHE_FILE$
+
+# CodeStream plugin
+# https://plugins.jetbrains.com/plugin/12206-codestream
+.idea/codestream.xml
+
+### macOS ###
+# General
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+# End of https://www.toptal.com/developers/gitignore/api/macos,go,intellij
+
+# CUSTOM
+.env
+gpsconfig.yml
+config.yml
+_db
diff --git a/.idea/codeStyles/codeStyleConfig.xml b/.idea/codeStyles/codeStyleConfig.xml
new file mode 100644
index 0000000..a55e7a1
--- /dev/null
+++ b/.idea/codeStyles/codeStyleConfig.xml
@@ -0,0 +1,5 @@
+
+
+
+
+
\ No newline at end of file
diff --git a/cmd/serial_only/serial_only.go b/cmd/serial_only/serial_only.go
deleted file mode 100644
index 352585e..0000000
--- a/cmd/serial_only/serial_only.go
+++ /dev/null
@@ -1,21 +0,0 @@
-package main
-
-import (
- "fmt"
- "git.timovolkmann.de/gyrogpsc/core"
-)
-
-const (
- SERIAL_PORT = "/dev/tty.usbmodem14201"
-)
-
-func main() {
- core.SerialCollector(&printer{}, SERIAL_PORT)
-}
-
-type printer struct{}
-
-func (p *printer) Process(data *core.Sensordata) error {
- fmt.Println(data)
- return nil
-}
diff --git a/cmd/server/server.go b/cmd/server/server.go
index 3e7f029..f69458e 100644
--- a/cmd/server/server.go
+++ b/cmd/server/server.go
@@ -2,29 +2,48 @@ package main
import (
"git.timovolkmann.de/gyrogpsc/core"
- "log"
-)
-
-const (
- TCP_PORT = ":3010"
- HTTP_PORT = ":3011"
- SERIAL_PORT = "COM6"
+ "git.timovolkmann.de/gyrogpsc/storage"
+ "git.timovolkmann.de/gyrogpsc/web"
+ "github.com/sirupsen/logrus"
+ "github.com/spf13/viper"
)
func main() {
- log.Println("setup dispatcher")
- dispatcher := core.NewDispatcher()
- log.Println("initialize processing pipeline")
- processor := core.NewPipeline(dispatcher, 50, 494)
- processor.Run()
- collectRoutines(processor)
- log.Println("start http server")
- core.HttpListenAndServe(dispatcher, HTTP_PORT)
+ conf := configurationFromFile()
+
+ repo := storage.NewRepository(conf)
+ disp := core.NewDispatcher()
+
+ service := core.TrackingService(repo, disp, conf)
+
+ web.CreateServer(service, disp, conf)
}
-func collectRoutines(proc core.Processor) {
- // collect Sensor data from Serial UBX in Goroutine
- go core.SerialCollector(proc, SERIAL_PORT)
- // collect Sensor data from JSON over TCP in Goroutine
- go core.TcpCollector(proc, TCP_PORT)
+func configurationFromFile() *core.Configuration {
+ viper.SetDefault("collectors.porttcp", ":3010")
+ viper.SetDefault("collectors.portserial", "/dev/tty.usbmodem14201")
+ viper.SetDefault("webserver.port", ":3011")
+ viper.SetDefault("pipeline.publishIntervalMs", 50)
+ viper.SetDefault("pipeline.syncUpdateIntervalMs", 494)
+ viper.SetDefault("debuglevel", "INFO")
+
+ viper.SetConfigName("gpsconfig") // name of config file (without extension)
+ viper.SetConfigType("yaml")
+ viper.AddConfigPath(".")
+ viper.AddConfigPath("./../../")
+ if err := viper.ReadInConfig(); err != nil {
+ logrus.Warn("couldn't find config file. using standard configuration")
+ }
+
+ c := core.Configuration{}
+ if err := viper.Unmarshal(&c); err != nil {
+ logrus.Debug("couldn't load config...")
+ logrus.Error(err)
+ }
+ lvl, err := logrus.ParseLevel(c.Debuglevel)
+ if err != nil {
+ logrus.Error(err)
+ }
+ logrus.SetLevel(lvl)
+ return &c
}
diff --git a/cmd/tcp_only/tcp_only.go b/cmd/tcp_only/tcp_only.go
deleted file mode 100644
index d535377..0000000
--- a/cmd/tcp_only/tcp_only.go
+++ /dev/null
@@ -1,27 +0,0 @@
-package main
-
-import (
- "git.timovolkmann.de/gyrogpsc/core"
- "log"
-)
-
-const (
- TCP_PORT = ":3010"
- HTTP_PORT = ":3011"
-)
-
-func main() {
- log.Println("setup dispatcher")
- dispatcher := core.NewDispatcher()
- log.Println("initialize processing pipeline")
- processor := core.NewPipeline(dispatcher, 50, 494)
- processor.Run()
- collectRoutines(processor)
- log.Println("start http server")
- core.HttpListenAndServe(dispatcher, HTTP_PORT)
-}
-
-func collectRoutines(proc core.Processor) {
- // collect Sensor data from JSON over TCP in Goroutine
- go core.TcpCollector(proc, TCP_PORT)
-}
diff --git a/cmd/test/autorun.go b/cmd/test/autorun.go
new file mode 100644
index 0000000..ea54994
--- /dev/null
+++ b/cmd/test/autorun.go
@@ -0,0 +1,83 @@
+package main
+
+import (
+ "git.timovolkmann.de/gyrogpsc/core"
+ "git.timovolkmann.de/gyrogpsc/storage"
+ "git.timovolkmann.de/gyrogpsc/web"
+ "github.com/sirupsen/logrus"
+ "github.com/spf13/viper"
+ "net/http"
+ _ "net/http/pprof"
+ "os"
+ "time"
+)
+
+func main() {
+ //f, err := os.Create("_profile.pprof")
+ //if err != nil {
+ // logrus.Fatal(err)
+ //}
+ //pprof.StartCPUProfile(f)
+ go func() {
+ logrus.Println(http.ListenAndServe("localhost:6060", nil))
+ }()
+ //defer pprof.StopCPUProfile()
+
+ conf := configurationFromFile()
+
+ repo := storage.NewRepository(conf)
+ disp := core.NewDispatcher()
+
+ service := core.TrackingService(repo, disp, conf)
+
+ go func() {
+ service.StartPipeline(core.TCP, core.SERIAL)
+ time.Sleep(5 * time.Second)
+ service.StartRecord()
+ time.Sleep(10 * time.Second)
+ service.StopRecord()
+ time.Sleep(5 * time.Second)
+ service.StartPipeline(core.TCP, core.SERIAL)
+ time.Sleep(5 * time.Second)
+ service.StartRecord()
+ time.Sleep(60 * time.Second)
+ service.StopRecord()
+ time.Sleep(2 * time.Second)
+ service.StopAll()
+ time.Sleep(1 * time.Second)
+
+ //pprof.StopCPUProfile()
+ os.Exit(0)
+ }()
+
+ web.CreateServer(service, disp, conf)
+}
+
+func configurationFromFile() *core.Configuration {
+ viper.SetDefault("collectors.porttcp", ":3010")
+ viper.SetDefault("collectors.portserial", "/dev/tty.usbmodem14201")
+ viper.SetDefault("webserver.port", ":3011")
+ viper.SetDefault("pipeline.publishIntervalMs", 50)
+ viper.SetDefault("pipeline.syncUpdateIntervalMs", 494)
+ viper.SetDefault("debuglevel", "INFO")
+
+ viper.SetConfigName("gpsconfig") // name of config file (without extension)
+ viper.SetConfigType("yaml")
+ viper.AddConfigPath(".")
+ viper.AddConfigPath("./../../")
+ if err := viper.ReadInConfig(); err != nil {
+ logrus.Warn("couldn't find config file. using standard configuration")
+ }
+
+ c := core.Configuration{}
+ if err := viper.Unmarshal(&c); err != nil {
+ logrus.Debug("couldn't load config...")
+ logrus.Error(err)
+ }
+ lvl, err := logrus.ParseLevel(c.Debuglevel)
+ if err != nil {
+ logrus.Error(err)
+ }
+ logrus.SetLevel(lvl)
+ return &c
+}
diff --git a/core/collectors.go b/core/collectors.go
index 923d6fe..0cac1d9 100644
--- a/core/collectors.go
+++ b/core/collectors.go
@@ -2,41 +2,182 @@ package core
import (
"fmt"
- "log"
+ "git.timovolkmann.de/gyrogpsc/ublox"
+ "github.com/sirupsen/logrus"
+ "go.bug.st/serial"
"net"
"os"
-
- "git.timovolkmann.de/gyrogpsc/ublox"
- "go.bug.st/serial"
+ "sync"
+ "time"
)
-func TcpCollector(proc Processor, tcpPort string) {
- log.Println("start tcp collectors")
+type Collector interface {
+ Collect()
+ Close()
+}
- listener, err := net.Listen("tcp", tcpPort)
- if err != nil {
- fmt.Println("Error listening:", err.Error())
- os.Exit(1)
- }
- // Close the listener when the application closes.
- defer listener.Close()
+type CollectorType string
- for {
- // Listen for an incoming connection.
- conn, err := listener.Accept()
- if err != nil {
- fmt.Println("Error accepting: ", err.Error())
- os.Exit(1)
+const (
+ SERIAL CollectorType = "SERIAL_COLLECTOR" //"\x00SERIAL?/"
+ TCP CollectorType = "TCP_COLLECTOR" //"\x00TCP?/"
+)
+
+var tcpSingleton *tcpCollector
+
+func NewCollector(typ CollectorType, proc Pusher, config *Configuration) Collector {
+ var coll Collector
+ switch typ {
+ case SERIAL:
+ coll = newSerial(proc, config)
+ case TCP:
+ if tcpSingleton == nil {
+ tcpSingleton = newTcp(proc, config)
+ } else {
+ tcpSingleton.SetProcessor(proc)
}
- log.Println("...new incoming tcp connection...")
+ coll = tcpSingleton
+ default:
+ panic("selected collector type not implemented")
+ }
+ return coll
+}
- // Handle connections in a new goroutine.
- go jsonHandler(conn, proc)
+type serialCollector struct {
+ active bool
+ proc Pusher
+ config *Configuration
+ mu sync.RWMutex
+}
+
+func (s *serialCollector) isSerialCollActive() bool {
+ s.mu.RLock()
+ defer s.mu.RUnlock()
+ return s.active
+}
+
+func (s *serialCollector) Collect() {
+ s.mu.Lock()
+ s.active = true
+ s.mu.Unlock()
+ go func() {
+ logrus.Println("start serial collector")
+ mode := &serial.Mode{
+ BaudRate: 115200,
+ }
+ port, err := serial.Open(s.config.Collectors.SerialCollectorPort, mode)
+ if err != nil {
+ logrus.Warn("can't open serial port:", err)
+ //if e, ok := err.(serial.PortError); ok && e.Code() == serial.PortBusy {
+ for i := 3; i < 20; i = i + 2 {
+ logrus.Warnf("try again in -> %vms", i*i)
+ time.Sleep(time.Millisecond * time.Duration(i*i))
+ port, err = serial.Open(s.config.Collectors.SerialCollectorPort, mode)
+ if err == nil {
+ break
+ }
+ }
+ if err != nil {
+ logrus.Fatal(err)
+ }
+ //}
+ }
+ defer port.Close()
+
+ decoder := ublox.NewDecoder(port)
+
+ for s.isSerialCollActive() {
+ meas, err := decoder.Decode()
+ if err != nil {
+ if err.Error() == "NMEA not implemented" {
+ continue
+ }
+ logrus.Println("serial read err:", err)
+ break
+ }
+ sd, err := ConvertUbxToSensorData(meas)
+ if err != nil {
+ logrus.Println("convert err:", err, meas, sd)
+ continue
+ }
+ // skip irrelevant messages
+ if sd == nil {
+ continue
+ }
+
+ err = s.proc.Push(sd)
+ if err != nil {
+ logrus.Println("process err:", err, *sd)
+ continue
+ }
+ }
+ logrus.Println("serial collector stopped")
+ }()
+}
+
+func (s *serialCollector) Close() {
+ s.mu.Lock()
+ s.active = false
+ s.mu.Unlock()
+}
+
+func newSerial(proc Pusher, config *Configuration) *serialCollector {
+ return &serialCollector{
+ active: false,
+ proc: proc,
+ config: config,
}
}
+type tcpCollector struct {
+ active bool
+ processor Pusher
+ //config *Configuration
+}
+
+func (t *tcpCollector) Collect() {
+ t.active = true
+}
+
+func (t *tcpCollector) Close() {
+ t.active = false
+}
+
+func (t *tcpCollector) SetProcessor(p Pusher) {
+ t.processor = p
+}
+
+func newTcp(proc Pusher, config *Configuration) *tcpCollector {
+ logrus.Println("start tcp collector")
+
+ listener, err := net.Listen("tcp", config.Collectors.TcpCollectorPort)
+ if err != nil {
+ fmt.Println("Error listening:", err)
+ //os.Exit(1)
+ }
+ coll := &tcpCollector{
+ active: false,
+ processor: proc,
+ }
+ go func() {
+ for {
+ // Listen for an incoming connection.
+ conn, err := listener.Accept()
+ if err != nil {
+ fmt.Println("Error accepting: ", err.Error())
+ os.Exit(1)
+ }
+ logrus.Println("...new incoming tcp connection...")
+
+ // Handle connections in a new goroutine.
+ go coll.jsonHandler(conn)
+ }
+ }()
+ return coll
+}
+
// handles incoming tcp connections with json payload.
-func jsonHandler(conn net.Conn, proc Processor) {
+func (c *tcpCollector) jsonHandler(conn net.Conn) {
defer conn.Close()
@@ -54,52 +195,16 @@ func jsonHandler(conn net.Conn, proc Processor) {
//fmt.Println(string(buf[:n]))
sd, err := ConvertSensorDataPhone(buf[:n])
if err != nil {
- log.Println(err)
+ logrus.Println(err)
continue
}
-
- err = proc.Process(sd)
- if err != nil {
- log.Println(err)
- continue
- }
- }
-}
-
-func SerialCollector(proc Processor, serialPort string) {
- log.Println("start serial collectors")
- mode := &serial.Mode{
- BaudRate: 115200,
- }
- port, err := serial.Open(serialPort, mode)
- if err != nil {
- log.Fatalln(err.Error())
- }
-
- decoder := ublox.NewDecoder(port)
-
- for {
- meas, err := decoder.Decode()
- if err != nil {
- if err.Error() == "NMEA not implemented" {
- continue
- }
- log.Println(err)
- continue
- }
- sd, err := ConvertUbxToSensorData(meas)
- if err != nil {
- log.Println("convert err:", err, meas)
- continue
- }
- if sd == nil {
- continue
- }
-
- err = proc.Process(sd)
- if err != nil {
- log.Println("process err:", err, *sd)
+ if !c.active {
+ //time.Sleep(50 * time.Millisecond)
continue
}
+ err = c.processor.Push(sd)
+ if err != nil {
+ logrus.Fatalln(err)
+ }
}
}
diff --git a/core/config.go b/core/config.go
new file mode 100644
index 0000000..adabf79
--- /dev/null
+++ b/core/config.go
@@ -0,0 +1,16 @@
+package core
+
+type Configuration struct {
+ Collectors struct {
+ TcpCollectorPort string `mapstructure:"porttcp"`
+ SerialCollectorPort string `mapstructure:"portserial"`
+ } `mapstructure:"Collectors"`
+ Webserver struct {
+ Port string `mapstructure:"port"`
+ } `mapstructure:"webserver"`
+ Pipeline struct {
+ PublishIntervalMs int `mapstructure:"publishintervalms"`
+ SyncUpdateIntervalMs int `mapstructure:"syncupdateintervalms"`
+ } `mapstructure:"pipeline"`
+ Debuglevel string `mapstructure:"debuglevel"`
+}
diff --git a/core/dispatcher.go b/core/dispatcher.go
index e6a97b7..a705d67 100644
--- a/core/dispatcher.go
+++ b/core/dispatcher.go
@@ -2,18 +2,9 @@ package core
import (
"errors"
- "log"
+ "github.com/sirupsen/logrus"
)
-type Subscriber interface {
- Subscribe() (int16, <-chan string)
- Unsubscribe(id int16) error
-}
-
-type Publisher interface {
- Publish(message string)
-}
-
type dispatcher struct {
listeners map[int16]chan string
counter int16
@@ -27,7 +18,8 @@ func NewDispatcher() *dispatcher {
}
func (d *dispatcher) Publish(message string) {
- log.Printf("publish to %v listeners:\n%v\n", len(d.listeners), message)
+ logrus.Debugf("publish to %v listeners\n", len(d.listeners))
+ logrus.Debug(message)
for _, ch := range d.listeners {
ch <- message
}
diff --git a/core/http.go b/core/http.go
deleted file mode 100644
index 8e9468d..0000000
--- a/core/http.go
+++ /dev/null
@@ -1,71 +0,0 @@
-package core
-
-import (
- "fmt"
- "github.com/gorilla/websocket"
- "html/template"
- "log"
- "net/http"
-)
-
-func echo(sub Subscriber) func(w http.ResponseWriter, r *http.Request) {
- var upgrader = websocket.Upgrader{} // use default options
- return func(w http.ResponseWriter, r *http.Request) {
- fmt.Println("upgrading to ws")
- c, err := upgrader.Upgrade(w, r, nil)
- if err != nil {
- log.Print("upgrade:", err)
- return
- }
- //defer c.Close()
- go func() {
- for {
- if _, _, err := c.NextReader(); err != nil {
- c.Close()
- break
- }
- }
- }()
-
- dispatcherId, channel := sub.Subscribe()
- defer sub.Unsubscribe(dispatcherId)
- for {
- //log.Println("")
- //if err != nil {
- // log.Println("read:", err)
- // break
- //}
- cmsg := <-channel
- err = c.WriteMessage(websocket.TextMessage, []byte(cmsg))
- if err != nil {
- log.Println("write:", err)
-
- break
- }
- }
- }
-}
-
-func home(w http.ResponseWriter, r *http.Request) {
- //var homeTemplate = template.Must(template.NewDispatcher("").ParseFiles("index.html"))
- tpl, err := template.ParseFiles("static/index.html")
- if err != nil {
- log.Fatalln(err)
- }
- err = tpl.Execute(w, "ws://"+r.Host+"/echo")
- if err != nil {
- log.Fatalln(err)
- }
-}
-
-func HttpListenAndServe(sub Subscriber, httpPort string) {
- log.Println("register websocket handler")
- http.HandleFunc("/echo", echo(sub))
- log.Println("register index handler")
- http.HandleFunc("/", home)
- log.Println("register static file handler")
- http.Handle("/static/", http.FileServer(http.Dir(".")))
-
- log.Println("start server")
- log.Fatal(http.ListenAndServe(httpPort, nil))
-}
diff --git a/core/interfaces.go b/core/interfaces.go
new file mode 100644
index 0000000..4beafe9
--- /dev/null
+++ b/core/interfaces.go
@@ -0,0 +1,27 @@
+package core
+
+import "github.com/google/uuid"
+
+type Subscriber interface {
+ Subscribe() (int16, <-chan string)
+ Unsubscribe(id int16) error
+}
+
+type Publisher interface {
+ Publish(message string)
+}
+
+type Pusher interface {
+ Push(data *sensorData) error
+}
+
+type Storer interface {
+ EnqueuePair(tcp sensorData, ser sensorData)
+ EnqueueRaw(data sensorData)
+}
+
+type Repo interface {
+ Save(tracking Tracking) error
+ LoadAll() ([]TrackingMetadata, error)
+ Load(id uuid.UUID) (Tracking, error)
+}
diff --git a/core/pipeline.go b/core/pipeline.go
index 4be7863..36cfc58 100644
--- a/core/pipeline.go
+++ b/core/pipeline.go
@@ -1,169 +1,227 @@
package core
import (
+ "context"
"encoding/json"
"errors"
- "fmt"
- "log"
+ "github.com/google/go-cmp/cmp"
+ "github.com/google/go-cmp/cmp/cmpopts"
+ "github.com/sirupsen/logrus"
+ "golang.org/x/sync/semaphore"
"sync"
"time"
)
-// TODO: adapt HNR-INS data to continue orientation stream
-
-type Processor interface {
- Process(data *Sensordata) error
-}
-
type pipeline struct {
- syn synchronizer
- agr aggregator
- pub Publisher
+ active bool
+ record bool
+ synchroniz synchronizer
+ buffer pipeBuffer
+ publisher Publisher
+ storer Storer
publishTicker *time.Ticker
+ mu sync.RWMutex
+ sema *semaphore.Weighted
}
-func NewPipeline(d Publisher, publishIntervalMs int, delayUpdateIntervalMs int) *pipeline {
+// pipe implements Runner & Pusher
+func NewPipeline(d Publisher, s Storer, conf *Configuration) *pipeline {
return &pipeline{
+ false,
+ false,
synchronizer{
//bufferSize: 100,
- mutex: &sync.Mutex{},
- updateTicker: time.NewTicker(time.Duration(delayUpdateIntervalMs) * time.Millisecond),
+ mutex: &sync.RWMutex{},
+ updateTicker: time.NewTicker(time.Duration(conf.Pipeline.SyncUpdateIntervalMs) * time.Millisecond),
},
- aggregator{
+ pipeBuffer{
tcpMutex: &sync.Mutex{},
serialMutex: &sync.Mutex{},
},
d,
- time.NewTicker(time.Duration(publishIntervalMs) * time.Millisecond),
+ s,
+ time.NewTicker(time.Duration(conf.Pipeline.PublishIntervalMs) * time.Millisecond),
+ sync.RWMutex{},
+ semaphore.NewWeighted(2),
}
}
+func (p *pipeline) isPipeActive() bool {
+ p.mu.RLock()
+ defer p.mu.RUnlock()
+ return p.active
+}
+
func (p *pipeline) Run() {
- go p.scheduleSynchronizer()
+ p.sema.Acquire(context.Background(), 2)
+ p.mu.Lock()
+ p.active = true
+ p.mu.Unlock()
+ logrus.Println("pipe: processing service started")
go func() {
- for {
- <-p.publishTicker.C
- err := p.Publish()
- if err != nil && err.Error() != "no data available" {
- log.Println(err)
+ for p.isPipeActive() {
+ <-p.synchroniz.updateTicker.C
+ err := p.refreshDelay()
+ if err != nil {
+ logrus.Debugln(err)
}
}
+ p.sema.Release(1)
+ logrus.Println("pipe: updater stopped")
+ }()
+ go func() {
+ for p.isPipeActive() {
+ <-p.publishTicker.C
+ err := p.publish()
+ if err != nil && err.Error() != "no data available" {
+ logrus.Debug(err)
+ }
+ }
+ p.sema.Release(1)
+ logrus.Println("pipe: publisher stopped")
}()
- log.Println("pipeline: processing service started")
}
-func (p *pipeline) Publish() error {
- p.agr.tcpMutex.Lock()
- p.agr.serialMutex.Lock()
- //log.Println(pub.tcpSensorData)
- //log.Println(pub.serialSensorData)
- if (p.agr.tcpSensorData == Sensordata{} && p.agr.serialSensorData == Sensordata{}) {
- p.agr.tcpMutex.Unlock()
- p.agr.serialMutex.Unlock()
+func (p *pipeline) Record() {
+ p.record = true
+}
+func (p *pipeline) StopRecord() {
+ p.record = false
+}
+
+func (p *pipeline) publish() error {
+ p.buffer.tcpMutex.Lock()
+ p.buffer.serialMutex.Lock()
+
+ if (p.buffer.MeasTcp == sensorData{} && p.buffer.MeasSerial == sensorData{}) {
+ p.buffer.tcpMutex.Unlock()
+ p.buffer.serialMutex.Unlock()
return errors.New("no data available")
}
- data := map[string]Sensordata{
- string(SOURCE_TCP): p.agr.tcpSensorData,
- string(SOURCE_SERIAL): p.agr.serialSensorData,
+ if cmp.Equal(p.buffer.MeasTcp, p.buffer.LastMeasTcp, cmpopts.IgnoreUnexported(sensorData{})) &&
+ cmp.Equal(p.buffer.MeasSerial, p.buffer.LastMeasSerial, cmpopts.IgnoreUnexported(sensorData{})) {
+ p.buffer.tcpMutex.Unlock()
+ p.buffer.serialMutex.Unlock()
+ return errors.New("same data")
}
- //p.agr.tcpSensorData = Sensordata{}
- //p.agr.serialSensorData = Sensordata{}
- p.agr.tcpMutex.Unlock()
- p.agr.serialMutex.Unlock()
+ logrus.Debug("––––––––––––––––––––––––––––––––––––")
+ logrus.Debugf("SER old: %v", p.buffer.LastMeasSerial)
+ logrus.Debugf("SER new: %v", p.buffer.MeasSerial)
+ logrus.Debugf("TCP old: %v", p.buffer.LastMeasTcp)
+ logrus.Debugf("TCP new: %v", p.buffer.MeasTcp)
+ logrus.Debug("––––––––––––––––––––––––––––––––––––")
+ p.buffer.LastMeasTcp = p.buffer.MeasTcp
+ p.buffer.LastMeasSerial = p.buffer.MeasSerial
+ p.storer.EnqueuePair(p.buffer.MeasTcp, p.buffer.MeasSerial)
+
+ data := map[string]sensorData{
+ string(SOURCE_TCP): p.buffer.MeasTcp,
+ string(SOURCE_SERIAL): p.buffer.MeasSerial,
+ }
+
+ p.buffer.tcpMutex.Unlock()
+ p.buffer.serialMutex.Unlock()
jdata, err := json.Marshal(data)
- //log.Println(string(pretty.Pretty(jdata)))
+ //logrus.Println(string(pretty.Pretty(jdata)))
if err != nil {
return err
}
- p.pub.Publish(string(jdata))
+ p.publisher.Publish(string(jdata))
return nil
}
-type aggregator struct {
- tcpSensorData Sensordata
- serialSensorData Sensordata
- tcpMutex *sync.Mutex
- serialMutex *sync.Mutex
+type pipeBuffer struct {
+ MeasTcp sensorData
+ MeasSerial sensorData
+ LastMeasTcp sensorData
+ LastMeasSerial sensorData
+ tcpMutex *sync.Mutex
+ serialMutex *sync.Mutex
}
type UnixNanoTime int64
type synchronizer struct {
- tcpSerialDelayMs int64
- //tcpBuffer map[UnixNanoTime]Sensordata
- //serialBuffer map[UnixNanoTime]Sensordata
- //bufferSize int
- mutex *sync.Mutex
- updateTicker *time.Ticker
- // should run concurrently
- //
- // Methods:
- // pushSensordata(Sensordata), remove oldest if larger than bufferSize
- // refreshDelay()
- // Schedule()
-}
-
-func (p *pipeline) scheduleSynchronizer() {
- log.Println("synchronizer: started")
- for {
- <-p.syn.updateTicker.C
- err := p.refreshDelay()
- if err != nil {
- log.Println(err)
- }
- }
+ tcpSerialDelayMs int64
+ mutex *sync.RWMutex
+ updateTicker *time.Ticker
}
func (p *pipeline) refreshDelay() error {
- log.Println("refreshing delay....")
- fmt.Println("Delay TCP/SERIAL", p.syn.tcpSerialDelayMs)
- p.agr.serialMutex.Lock()
- p.agr.tcpMutex.Lock()
- tcpTime := time.Unix(0, p.agr.tcpSensorData.Timestamp)
- serTime := time.Unix(0, p.agr.serialSensorData.Timestamp)
- p.agr.serialMutex.Unlock()
- p.agr.tcpMutex.Unlock()
- if tcpTime.UnixNano() == 0 || serTime.UnixNano() == 0 {
- return errors.New("no sync possible. no data to compare")
+ p.synchroniz.mutex.RLock()
+ if p.synchroniz.tcpSerialDelayMs != 0 {
+ logrus.Println("Delay TCP/SERIAL", p.synchroniz.tcpSerialDelayMs)
}
- log.Println("TCP", tcpTime.String())
- log.Println("SER", serTime.String())
- log.Println("Difference", tcpTime.Sub(serTime).Milliseconds())
+ p.synchroniz.mutex.RUnlock()
+ p.buffer.serialMutex.Lock()
+ p.buffer.tcpMutex.Lock()
+ tcpTime := time.Unix(0, p.buffer.MeasTcp.Timestamp)
+ serTime := time.Unix(0, p.buffer.MeasSerial.Timestamp)
+ p.buffer.tcpMutex.Unlock()
+ p.buffer.serialMutex.Unlock()
+ if tcpTime.UnixNano() == 0 || serTime.UnixNano() == 0 {
+ return errors.New("no sync possible. check if both Collectors running. otherwise check GPS fix")
+ }
+ currentDelay := tcpTime.Sub(serTime).Milliseconds()
+ if currentDelay > 5000 || currentDelay < -5000 {
+ p.synchroniz.mutex.Lock()
+ p.synchroniz.tcpSerialDelayMs = 0
+ p.synchroniz.mutex.Unlock()
+ return errors.New("skipping synchronisation! time not properly configured or facing network problems.")
+ }
+ logrus.Debug("TCP", tcpTime.String())
+ logrus.Debug("SER", serTime.String())
+ logrus.Debug("Difference", tcpTime.Sub(serTime).Milliseconds(), "ms")
delay := tcpTime.Sub(serTime).Milliseconds()
- p.syn.tcpSerialDelayMs += delay
+ p.synchroniz.mutex.Lock()
+ p.synchroniz.tcpSerialDelayMs += delay
+ p.synchroniz.mutex.Unlock()
return nil
}
-func (p *pipeline) Process(data *Sensordata) error {
+func (p *pipeline) Push(data *sensorData) error {
if data == nil {
return errors.New("nil processing not allowed")
}
- //log.Println(string(data.SourceId))
- switch data.SourceId {
+ //logrus.Println("push data to pipe:", string(data.source))
+ if p.isPipeActive() {
+ p.storer.EnqueueRaw(*data)
+ }
+ switch data.source {
case SOURCE_TCP:
go p.pushTcpDataToBuffer(*data)
case SOURCE_SERIAL:
go p.pushSerialDataToBuffer(*data)
default:
- return errors.New("invalid data source")
+ panic("pipe: invalid data source")
}
return nil
}
-func (p *pipeline) pushTcpDataToBuffer(data Sensordata) {
- if p.syn.tcpSerialDelayMs > 0 {
- time.Sleep(time.Duration(p.syn.tcpSerialDelayMs) * time.Millisecond)
+func (p *pipeline) pushTcpDataToBuffer(data sensorData) {
+ p.synchroniz.mutex.RLock()
+ if p.synchroniz.tcpSerialDelayMs > 0 {
+ time.Sleep(time.Duration(p.synchroniz.tcpSerialDelayMs) * time.Millisecond)
}
- p.agr.tcpMutex.Lock()
- p.agr.tcpSensorData = p.agr.tcpSensorData.Consolidate2(data)
- p.agr.tcpMutex.Unlock()
+ p.synchroniz.mutex.RLock()
+ p.buffer.tcpMutex.Lock()
+ p.buffer.MeasTcp = p.buffer.MeasTcp.ConsolidateExTime(data)
+ p.buffer.tcpMutex.Unlock()
}
-func (p *pipeline) pushSerialDataToBuffer(data Sensordata) {
- if p.syn.tcpSerialDelayMs < 0 {
- time.Sleep(time.Duration(-p.syn.tcpSerialDelayMs) * time.Millisecond)
+func (p *pipeline) pushSerialDataToBuffer(data sensorData) {
+ p.synchroniz.mutex.RLock()
+ if p.synchroniz.tcpSerialDelayMs < 0 {
+ time.Sleep(time.Duration(-p.synchroniz.tcpSerialDelayMs) * time.Millisecond)
}
- p.agr.serialMutex.Lock()
- p.agr.serialSensorData = p.agr.serialSensorData.Consolidate2(data)
- p.agr.serialMutex.Unlock()
+ p.synchroniz.mutex.RUnlock()
+ p.buffer.serialMutex.Lock()
+ p.buffer.MeasSerial = p.buffer.MeasSerial.ConsolidateEpochsOnly(data)
+ p.buffer.serialMutex.Unlock()
+}
+
+func (p *pipeline) Close() {
+ p.mu.Lock()
+ p.active = false
+ p.mu.Unlock()
}
diff --git a/core/replay.go b/core/replay.go
new file mode 100644
index 0000000..9a8bc95
--- /dev/null
+++ b/core/replay.go
@@ -0,0 +1 @@
+package core
diff --git a/core/format.go b/core/sensordata.go
similarity index 59%
rename from core/format.go
rename to core/sensordata.go
index 4124f64..1114f37 100644
--- a/core/format.go
+++ b/core/sensordata.go
@@ -3,25 +3,12 @@ package core
import (
"errors"
"git.timovolkmann.de/gyrogpsc/ublox"
+ "github.com/sirupsen/logrus"
"github.com/tidwall/gjson"
- "log"
"math"
"time"
)
-/*{
-"smartphone": {
-// hier daten von hyperimu
-},
-"serial": {
-// hier Daten von M8U:
-"timestamp": 37539672354
-"position": [0, 0, 0],
-"orientation": [0, 0, 0]
-}
-}
-*/
-
type sourceId string
const (
@@ -29,90 +16,90 @@ const (
SOURCE_SERIAL sourceId = "SOURCE_SERIAL"
)
-type Sensordata struct {
+type sensorData struct {
itow uint32
- SourceId sourceId
+ source sourceId
+ ServerTime time.Time
Timestamp int64
Position [3]float64
Orientation [3]float64
}
-func (s Sensordata) isSameEpoch(n Sensordata) bool {
+func (s sensorData) isSameEpoch(n sensorData) bool {
if n.itow == 0 {
return false
}
return s.itow == n.itow
}
-func (s Sensordata) Consolidate(n Sensordata) Sensordata {
- if (s.SourceId != n.SourceId && s != Sensordata{}) {
- log.Println(s)
- log.Println(n)
- log.Fatalln("Do not consolidate Sensordata from different Sources")
- }
+// Consolidates two sensordata elements if they are in the same epoch
+func (s sensorData) ConsolidateEpochsOnly(n sensorData) sensorData {
+ s.checkSources(&n)
if s.isSameEpoch(n) {
- null := Sensordata{}
- //if s.Timestamp == null.Timestamp { s.Timestamp = n.Timestamp }
- //if s.Position == null.Position { s.Position = n.Position }
- //if s.Orientation == null.Orientation { s.Orientation = n.Orientation }
- if n.Timestamp != null.Timestamp && s.Timestamp != n.Timestamp {
- s.Timestamp = n.Timestamp
- }
- if n.Position != null.Position && s.Position != n.Position {
- s.Position = n.Position
- }
- if n.Orientation != null.Orientation && s.Orientation != n.Orientation {
- s.Orientation = n.Orientation
- }
+ null := sensorData{}
- return s
+ if n.Timestamp == null.Timestamp {
+ n.Timestamp = s.Timestamp
+ }
+ if n.Position == null.Position {
+ n.Position = s.Position
+ }
+ if n.Orientation == null.Orientation {
+ n.Orientation = s.Orientation
+ }
}
return n
}
-func (s Sensordata) Consolidate2(n Sensordata) Sensordata {
- null := Sensordata{}
- //if s.Timestamp == null.Timestamp { s.Timestamp = n.Timestamp }
- //if s.Position == null.Position { s.Position = n.Position }
- //if s.Orientation == null.Orientation { s.Orientation = n.Orientation }
- //if n.Timestamp == null.Timestamp {
- // n.Timestamp = s.Timestamp
- //}
+// Consolidates two sensordata elements but ignores timestamps
+func (s sensorData) ConsolidateExTime(n sensorData) sensorData {
+ s.checkSources(&n)
+ null := sensorData{}
+
if n.Position == null.Position {
n.Position = s.Position
}
- if n.Orientation == null.Orientation{
+ if n.Orientation == null.Orientation {
n.Orientation = s.Orientation
}
return n
}
+func (s *sensorData) checkSources(n *sensorData) {
+ if (s.source != n.source && *s != sensorData{}) {
+ logrus.Println(s)
+ logrus.Println(n)
+ logrus.Fatalln("Do not consolidate sensorData from different Sources")
+ }
+}
+
var (
errNotImplemented = errors.New("message not implemented")
errRawMessage = errors.New("raw message")
)
-func ConvertUbxToSensorData(msg interface{}) (*Sensordata, error) {
- sd := &Sensordata{
- SourceId: SOURCE_SERIAL,
+func ConvertUbxToSensorData(msg interface{}) (*sensorData, error) {
+ sd := &sensorData{
+ ServerTime: time.Now(),
+ source: SOURCE_SERIAL,
}
switch v := msg.(type) {
case *ublox.NavPvt:
- //log.Println("NAV-PVT")
+ //logrus.Println("NAV-PVT")
sd.itow = v.ITOW_ms
sd.Timestamp = time.Date(int(v.Year_y), time.Month(v.Month_month), int(v.Day_d), int(v.Hour_h), int(v.Min_min), int(v.Sec_s), int(v.Nano_ns), time.UTC).UnixNano()
sd.Position[0] = float64(v.Lat_dege7) / 1e+7
sd.Position[1] = float64(v.Lon_dege7) / 1e+7
sd.Position[2] = float64(v.HMSL_mm) / 1e+3 // mm in m
case *ublox.HnrPvt:
- //log.Println("HNR-PVT")
+ //logrus.Println("HNR-PVT")
sd.itow = v.ITOW_ms
sd.Timestamp = time.Date(int(v.Year_y), time.Month(v.Month_month), int(v.Day_d), int(v.Hour_h), int(v.Min_min), int(v.Sec_s), int(v.Nano_ns), time.UTC).UnixNano()
sd.Position[0] = float64(v.Lat_dege7) / 1e+7
sd.Position[1] = float64(v.Lon_dege7) / 1e+7
sd.Position[2] = float64(v.HMSL_mm) / 1e+3 // mm in m
case *ublox.NavAtt:
- //log.Println("NAV-ATT")
+ //logrus.Println("NAV-ATT")
sd.itow = v.ITOW_ms
sd.Orientation[0] = float64(v.Pitch_deg) * 1e-5
sd.Orientation[1] = float64(v.Roll_deg) * 1e-5
@@ -120,7 +107,7 @@ func ConvertUbxToSensorData(msg interface{}) (*Sensordata, error) {
case *ublox.RawMessage:
//class := make([]byte, 2)
//binary.LittleEndian.PutUint16(class, v.ClassID())
- //log.Printf("%#v, %#v", class[0],class[1])
+ //logrus.Printf("%#v, %#v", class[0],class[1])
return nil, nil
default:
return nil, errNotImplemented
@@ -128,14 +115,14 @@ func ConvertUbxToSensorData(msg interface{}) (*Sensordata, error) {
return sd, nil
}
-func ConvertSensorDataPhone(jsonData []byte) (*Sensordata, error) {
+func ConvertSensorDataPhone(jsonData []byte) (*sensorData, error) {
if gjson.Get(string(jsonData), "os").String() == "hyperimu" {
return convertAndroidHyperImu(jsonData)
}
return convertIPhoneSensorLog(jsonData)
}
-func convertIPhoneSensorLog(jsonData []byte) (*Sensordata, error) {
+func convertIPhoneSensorLog(jsonData []byte) (*sensorData, error) {
timestamp := gjson.Get(string(jsonData), "locationTimestamp_since1970").Float()
lat := gjson.Get(string(jsonData), "locationLatitude").Float()
lon := gjson.Get(string(jsonData), "locationLongitude").Float()
@@ -143,20 +130,20 @@ func convertIPhoneSensorLog(jsonData []byte) (*Sensordata, error) {
pitch := gjson.Get(string(jsonData), "motionPitch").Float() * 180 / math.Pi
roll := gjson.Get(string(jsonData), "motionRoll").Float() * 180 / math.Pi
yaw := gjson.Get(string(jsonData), "motionYaw").Float() * 180 / math.Pi
- sd := &Sensordata{
- SourceId: SOURCE_TCP,
- Timestamp: int64(timestamp * float64(time.Second)),
- //Timestamp: time.Unix(0, prep.Timestamp * int64(time.Millisecond)),
- Position: [3]float64{lat, lon, alt},
+ sd := &sensorData{
+ ServerTime: time.Now(),
+ source: SOURCE_TCP,
+ Timestamp: int64(timestamp * float64(time.Second)),
+ Position: [3]float64{lat, lon, alt},
Orientation: [3]float64{pitch, roll, yaw},
+ //Timestamp: time.Unix(0, prep.Timestamp * int64(time.Millisecond)),
}
- //log.Println(string(pretty.Pretty(jsonData)))
- //log.Println(sd)
+ //logrus.Println(string(pretty.Pretty(jsonData)))
+ //logrus.Println(sd)
return sd, nil
}
-
-func convertAndroidHyperImu(jsonData []byte) (*Sensordata, error) {
+func convertAndroidHyperImu(jsonData []byte) (*sensorData, error) {
timestamp := gjson.Get(string(jsonData), "Timestamp").Int()
lat := gjson.Get(string(jsonData), "GPS.0").Float()
lon := gjson.Get(string(jsonData), "GPS.1").Float()
@@ -165,12 +152,13 @@ func convertAndroidHyperImu(jsonData []byte) (*Sensordata, error) {
roll := gjson.Get(string(jsonData), "orientation.1").Float()
yaw := gjson.Get(string(jsonData), "orientation.2").Float()
- sd := &Sensordata{
- SourceId: SOURCE_TCP,
- Timestamp: timestamp * int64(time.Millisecond),
- //Timestamp: time.Unix(0, prep.Timestamp * int64(time.Millisecond)),
- Position: [3]float64{lat, lon, alt},
+ sd := &sensorData{
+ ServerTime: time.Now(),
+ source: SOURCE_TCP,
+ Timestamp: timestamp * int64(time.Millisecond),
+ Position: [3]float64{lat, lon, alt},
Orientation: [3]float64{pitch, roll, yaw},
+ //Timestamp: time.Unix(0, prep.Timestamp * int64(time.Millisecond)),
}
return sd, nil
}
diff --git a/core/service.go b/core/service.go
new file mode 100644
index 0000000..b05db75
--- /dev/null
+++ b/core/service.go
@@ -0,0 +1,176 @@
+package core
+
+import (
+ "errors"
+ "github.com/google/uuid"
+ "github.com/sirupsen/logrus"
+ "time"
+)
+
+type OpMode uint8
+
+const (
+ STOPPED OpMode = iota
+ LIVE
+ RECORDING
+ REPLAY
+)
+
+type Service interface {
+ AllTrackings() ([]TrackingMetadata, error)
+ StartPipeline(cols ...CollectorType) (string, error)
+ StartRecord() (string, error)
+ StopRecord() (*TrackingMetadata, error)
+ StopAll() (*TrackingMetadata, error)
+
+ LoadTracking(trackingId uuid.UUID)
+ DeleteTracking(trackingId uuid.UUID)
+
+ StartReplay()
+ PauseReplay()
+ StopReplay()
+}
+
+type trackingService struct {
+ current *Tracking
+ config *Configuration
+ pipe *pipeline
+ repo Repo
+ opMode OpMode
+ collectors []Collector
+}
+
+func TrackingService(r Repo, d Publisher, c *Configuration) *trackingService {
+ t := &Tracking{}
+ ts := &trackingService{
+ current: t,
+ opMode: STOPPED,
+ config: c,
+ repo: r,
+ pipe: NewPipeline(d, t, c),
+ collectors: nil,
+ }
+ //ts.pipe.Run()
+ return ts
+}
+
+func (t *trackingService) StartPipeline(cols ...CollectorType) (string, error) {
+ logrus.Info("SERVICE: NEW SETUP")
+ if t.opMode == RECORDING {
+ txt := "trackingservice: please stop recording before resetting pipeline"
+ logrus.Warn(txt)
+ return "RECORDING", errors.New(txt)
+ }
+ if t.opMode == LIVE {
+ logrus.Warn("trackingservice: stop current running stream/record before creating new one")
+ t.StopAll()
+ //time.Sleep(1000 * time.Millisecond)
+ }
+ logrus.Debug("new tracking:", cols)
+ t.opMode = LIVE
+ t.collectors = nil
+ for _, col := range cols {
+ t.collectors = append(t.collectors, NewCollector(col, t.pipe, t.config))
+ }
+ t.safelyReplaceTracking(emptyTracking())
+ t.current.Collectors = cols
+ for _, e := range t.collectors {
+ e.Collect()
+ }
+ t.pipe.Run()
+ //time.Sleep(3 * time.Second)
+ return "LIVE", nil
+}
+
+func (t *trackingService) AllTrackings() ([]TrackingMetadata, error) {
+ logrus.Info("SERVICE: GET ALL TRACKINGS")
+ data, err := t.repo.LoadAll()
+ return data, err
+}
+
+func (t *trackingService) StartRecord() (string, error) {
+ logrus.Info("SERVICE: START RECORD")
+ if t.opMode != LIVE {
+ if t.opMode == RECORDING {
+ txt := "trackingservice: already recording"
+ logrus.Warn(txt)
+ return "record already running since: " + t.current.TimeCreated.String(), errors.New(txt)
+ } else {
+ txt := "trackingservice: start collector pipeline to record data"
+ logrus.Warn(txt)
+ return "record already running since: " + t.current.TimeCreated.String(), errors.New(txt)
+ }
+ }
+ t.opMode = RECORDING
+ t.current.TimeCreated = time.Now()
+ t.pipe.Record()
+ return "record started at: " + t.current.TimeCreated.String(), nil
+}
+
+func (t *trackingService) StopRecord() (*TrackingMetadata, error) {
+ logrus.Info("SERVICE: STOP RECORD")
+ if t.opMode != RECORDING {
+ txt := "trackingservice: couldn't stop. not recording"
+ logrus.Info(txt)
+ return nil, errors.New(txt)
+ }
+ t.pipe.StopRecord()
+ mRec.Lock()
+ mRaw.Lock()
+ err := t.repo.Save(*t.current)
+ mRaw.Unlock()
+ mRec.Unlock()
+ if err != nil {
+ logrus.Error(err)
+ }
+ t.opMode = LIVE
+ //time.Sleep(20 * time.Millisecond)
+ tm := t.current.TrackingMetadata
+ t.safelyReplaceTracking(emptyTracking())
+ t.current.Collectors = tm.Collectors
+ return &tm, err
+}
+
+func (t *trackingService) StopAll() (*TrackingMetadata, error) {
+ logrus.Info("SERVICE: STOP ALL")
+ var tm *TrackingMetadata = nil
+ var err error
+ t.pipe.Close()
+ for _, e := range t.collectors {
+ e.Close()
+ }
+ if t.opMode == RECORDING {
+ logrus.Warn("trackingservice: stop recording gracefully")
+ tm, err = t.StopRecord()
+ }
+ t.opMode = STOPPED
+ return tm, err
+}
+
+func (t *trackingService) LoadTracking(trackingId uuid.UUID) {
+ panic("implement me")
+}
+
+func (t *trackingService) DeleteTracking(trackingId uuid.UUID) {
+ panic("implement me")
+}
+
+func (t *trackingService) StartReplay() {
+ panic("implement me")
+}
+
+func (t *trackingService) PauseReplay() {
+ panic("implement me")
+}
+
+func (t *trackingService) StopReplay() {
+ panic("implement me")
+}
+
+func (t *trackingService) safelyReplaceTracking(tr Tracking) {
+ mRec.Lock()
+ mRaw.Lock()
+ *t.current = tr
+ mRaw.Unlock()
+ mRec.Unlock()
+}
diff --git a/core/trackings.go b/core/trackings.go
new file mode 100644
index 0000000..6df3672
--- /dev/null
+++ b/core/trackings.go
@@ -0,0 +1,75 @@
+package core
+
+import (
+ "github.com/google/uuid"
+ "github.com/sirupsen/logrus"
+ "sync"
+ "time"
+)
+
+type Tracking struct {
+ TrackingMetadata
+ Records []recordPair
+ Rawdata []rawRecord
+}
+
+var mRec sync.RWMutex
+var mRaw sync.RWMutex
+
+type TrackingMetadata struct {
+ UUID uuid.UUID
+ TimeCreated time.Time
+ Collectors []CollectorType
+}
+
+// persistence wrapper for sensordata
+type recordPair struct {
+ RecordTimeKey time.Time // uniqueness ensured through mutex
+ DataPair map[sourceId]sensorData
+}
+
+type rawRecord struct {
+ RecordTimeKey time.Time // uniqueness ensured through mutex
+ Data sensorData
+}
+
+// END persistence wrapper for sensordata
+
+func (s *Tracking) EnqueuePair(tcp sensorData, ser sensorData) {
+ rp := recordPair{
+ RecordTimeKey: time.Now(),
+ DataPair: map[sourceId]sensorData{
+ tcp.source: tcp,
+ ser.source: ser,
+ },
+ }
+ mRec.Lock()
+ s.Records = append(s.Records, rp)
+ logrus.Debugln("tracking Records: len->", len(s.Records))
+ mRec.Unlock()
+}
+
+func (s *Tracking) EnqueueRaw(data sensorData) {
+ sr := rawRecord{
+ time.Now(),
+ data,
+ }
+ mRec.Lock()
+ s.Rawdata = append(s.Rawdata, sr)
+ logrus.Debugln("raw data points: len->", len(s.Rawdata))
+ mRec.Unlock()
+}
+
+func emptyTracking() Tracking {
+ return Tracking{
+ TrackingMetadata: TrackingMetadata{
+ UUID: uuid.New(),
+ },
+ Records: []recordPair{},
+ Rawdata: []rawRecord{},
+ }
+}
+
+func (s *Tracking) isEmpty() bool {
+ return len(s.Rawdata)+len(s.Records) == 0
+}
diff --git a/example_config.yml b/example_config.yml
new file mode 100644
index 0000000..872032e
--- /dev/null
+++ b/example_config.yml
@@ -0,0 +1,32 @@
+# !!! copy this file and rename it to gpsconfig.yml !!!
+# !!! file must be located in working directory !!!
+
+# server configurations
+webserver:
+ port: ":3011"
+
+# collector configurations
+collectors:
+ porttcp: ":3010"
+ portserial: "/dev/tty.usbmodem14201"
+
+# processing pipeline configurations
+pipeline:
+ publishIntervalMs: 50
+ syncUpdateIntervalMs: 494
+
+debuglevel: "INFO"
+
+#// ErrorLevel level. Logs. Used for errors that should definitely be noted.
+#// Commonly used for hooks to send errors to an error tracking service.
+#ErrorLevel
+
+#// WarnLevel level. Non-critical entries that deserve eyes.
+#WarnLevel
+
+#// InfoLevel level. General operational entries about what's going on inside the
+#// application.
+#InfoLevel
+
+#// DebugLevel level. Usually only enabled when debugging. Very verbose logging.
+#DebugLevel
\ No newline at end of file
diff --git a/go.mod b/go.mod
index 1b52ad7..2483a21 100644
--- a/go.mod
+++ b/go.mod
@@ -3,10 +3,17 @@ module git.timovolkmann.de/gyrogpsc
go 1.15
require (
- github.com/gorilla/websocket v1.4.2
- github.com/m7shapan/njson v1.0.1
+ github.com/dgraph-io/badger/v2 v2.2007.2
+ github.com/gofiber/fiber/v2 v2.2.4
+ github.com/gofiber/template v1.6.6
+ github.com/gofiber/websocket/v2 v2.0.2
+ github.com/google/go-cmp v0.4.0
+ github.com/google/uuid v1.1.2
+ github.com/sirupsen/logrus v1.6.0
+ github.com/spf13/viper v1.7.1
github.com/tidwall/gjson v1.6.0
github.com/tidwall/pretty v1.0.2
go.bug.st/serial v1.1.1
- golang.org/x/sys v0.0.0-20201107080550-4d91cf3a1aaf // indirect
+ golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e
+ golang.org/x/sys v0.0.0-20201211090839-8ad439b19e0f // indirect
)
diff --git a/go.sum b/go.sum
index 6d0f678..15133b6 100644
--- a/go.sum
+++ b/go.sum
@@ -1,18 +1,355 @@
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+honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
+mvdan.cc/gofumpt v0.0.0-20200513141252-abc0db2c416a/go.mod h1:4q/PlrZKQLU5MowSvCKM3U4xJUPtJ8vKWx7vsWFJ3MI=
+mvdan.cc/interfacer v0.0.0-20180901003855-c20040233aed/go.mod h1:Xkxe497xwlCKkIaQYRfC7CSLworTXY9RMqwhhCm+8Nc=
+mvdan.cc/lint v0.0.0-20170908181259-adc824a0674b/go.mod h1:2odslEg/xrtNQqCYg2/jCoyKnw3vv5biOc3JnIcYfL4=
+mvdan.cc/unparam v0.0.0-20190720180237-d51796306d8f/go.mod h1:4G1h5nDURzA3bwVMZIVpwbkw+04kSxk3rAtzlimaUJw=
+rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
+sourcegraph.com/sqs/pbtypes v0.0.0-20180604144634-d3ebe8f20ae4/go.mod h1:ketZ/q3QxT9HOBeFhu6RdvsftgpsbFHBF5Cas6cDKZ0=
diff --git a/static/scripts/websocket.js b/static/scripts/websocket.js
index b65ec87..d5b19fa 100644
--- a/static/scripts/websocket.js
+++ b/static/scripts/websocket.js
@@ -22,7 +22,7 @@ window.addEventListener("load", function(evt) {
print("Websocket already open")
return false;
}
- ws = new WebSocket("ws://localhost:3011/echo");
+ ws = new WebSocket("ws://localhost:3011/ws");
ws.onopen = function(evt) {
print("OPEN");
}
diff --git a/storage/kvstore.go b/storage/kvstore.go
new file mode 100644
index 0000000..3997b9b
--- /dev/null
+++ b/storage/kvstore.go
@@ -0,0 +1,165 @@
+package storage
+
+import (
+ "encoding/binary"
+ "encoding/json"
+ "git.timovolkmann.de/gyrogpsc/core"
+ "github.com/dgraph-io/badger/v2"
+ "github.com/google/uuid"
+ "github.com/sirupsen/logrus"
+ "github.com/tidwall/pretty"
+ "os"
+ "path/filepath"
+ "strconv"
+)
+
+// Must implement Repo
+type badgerStore struct {
+ trackingsDb *badger.DB
+ recordsDb *badger.DB
+ rawdataDb *badger.DB
+}
+
+func NewRepository(c *core.Configuration) *badgerStore {
+ dir, _ := os.Getwd()
+ logrus.Debug(dir)
+ if _, err := os.Stat(filepath.Join(dir, "_db")); os.IsNotExist(err) {
+ os.Mkdir(filepath.Join(dir, "_db"), os.ModePerm)
+ }
+
+ tr, err := badger.Open(badger.DefaultOptions("_db/trackings"))
+ dp, err := badger.Open(badger.DefaultOptions("_db/records"))
+ rd, err := badger.Open(badger.DefaultOptions("_db/raw"))
+
+ if err != nil {
+ logrus.Error(err)
+ }
+ return &badgerStore{trackingsDb: tr, recordsDb: dp, rawdataDb: rd}
+}
+
+func (r *badgerStore) isDbAvailable() bool {
+ return r.trackingsDb.IsClosed() || r.recordsDb.IsClosed() || r.rawdataDb.IsClosed()
+}
+
+func (r *badgerStore) Save(tr core.Tracking) error {
+ if ok := r.isDbAvailable(); ok {
+ logrus.Error("unable to write to database. database closed!")
+ return badger.ErrDBClosed
+ }
+ ts, err := tr.TimeCreated.MarshalText()
+ if err != nil {
+ logrus.Error(err, tr)
+ }
+ logrus.Info("save tracking:", tr.TimeCreated)
+ meta, err := json.Marshal(tr.TrackingMetadata)
+ if err != nil {
+ logrus.Error(err, tr)
+ return err
+ }
+ err = r.recordsDb.Update(func(txn *badger.Txn) error {
+ for _, v := range tr.Records {
+ k := createRecordKey(tr.UUID, v.RecordTimeKey.UnixNano())
+ j, err := json.Marshal(v.DataPair)
+ logrus.Debugln("save record k/v:\n", tr.UUID.String(), strconv.FormatInt(v.RecordTimeKey.UnixNano(), 10))
+ logrus.Debugln(string(pretty.Pretty(j)))
+ if err != nil {
+ return err
+ }
+ txn.Set(k, j)
+ }
+ return nil
+ })
+ if err != nil {
+ logrus.Error(err, tr)
+ return err
+ }
+ err = r.rawdataDb.Update(func(txn *badger.Txn) error {
+ for _, v := range tr.Rawdata {
+ k := createRecordKey(tr.UUID, v.RecordTimeKey.UnixNano())
+ j, err := json.Marshal(v)
+ logrus.Debugln("save raw k/v:\n", tr.UUID.String(), strconv.FormatInt(v.RecordTimeKey.UnixNano(), 10))
+ logrus.Debugln(string(pretty.Pretty(j)))
+ if err != nil {
+ return err
+ }
+ txn.Set(k, j)
+ }
+ return nil
+ })
+ if err != nil {
+ logrus.Error(err, tr)
+ return err
+ }
+ err = r.trackingsDb.Update(func(txn *badger.Txn) error {
+ logrus.Debug("save tracking meta k/v:\n", string(ts), string(meta))
+ err := txn.Set(ts, meta)
+ return err
+ })
+ if err != nil {
+ logrus.Error(err, tr)
+ return err
+ }
+
+ dr := 0.5
+ err = r.trackingsDb.RunValueLogGC(dr)
+ logrus.Debug("DB GC:", err)
+ err = r.recordsDb.RunValueLogGC(dr)
+ logrus.Debug("DB GC:", err)
+ err = r.rawdataDb.RunValueLogGC(dr)
+ logrus.Debug("DB GC:", err)
+ logrus.Info("sucessfully saved tracking")
+ return nil
+}
+
+func (r *badgerStore) LoadAll() ([]core.TrackingMetadata, error) {
+ var result []core.TrackingMetadata
+ err := r.trackingsDb.View(func(txn *badger.Txn) error {
+ opts := badger.DefaultIteratorOptions
+ it := txn.NewIterator(opts)
+ defer it.Close()
+ for it.Rewind(); it.Valid(); it.Next() {
+ item := it.Item()
+ el := core.TrackingMetadata{}
+ item.Value(func(val []byte) error {
+ logrus.Debugln(string(val))
+ err := json.Unmarshal(val, &el)
+ return err
+ })
+ result = append(result, el)
+ }
+ return nil
+ })
+ if err != nil {
+ return nil, err
+ }
+ return result, nil
+}
+
+func (r *badgerStore) Load(id uuid.UUID) (core.Tracking, error) {
+ panic("implement me")
+}
+
+func createRecordKey(uid uuid.UUID, timestamp int64) []byte {
+ prefix, err := uid.MarshalText()
+ if err != nil || timestamp < 0 {
+ logrus.Error("unable to create key", err)
+ }
+ suffix := make([]byte, 8)
+ binary.BigEndian.PutUint64(suffix, uint64(timestamp))
+
+ return append(prefix, suffix...)
+}
+
+func unmarshalDataKey(key []byte) (uuid.UUID, int64) {
+ if len(key) != 24 {
+ panic("corrupted key")
+ }
+ prefix := key[0:15]
+ suffix := key[15:24]
+ uid, err := uuid.FromBytes(prefix)
+ if err != nil {
+ panic("corrupted key")
+ }
+ timestamp := int64(binary.BigEndian.Uint64(suffix))
+ return uid, timestamp
+}
diff --git a/static/index.html b/templates/index.html
similarity index 100%
rename from static/index.html
rename to templates/index.html
diff --git a/ublox/decode.go b/ublox/decode.go
index 3e0ccab..5e98eba 100644
--- a/ublox/decode.go
+++ b/ublox/decode.go
@@ -6,152 +6,152 @@
package ublox
import (
- "bufio"
- "bytes"
- "encoding/binary"
- "errors"
- "fmt"
- "io"
+ "bufio"
+ "bytes"
+ "encoding/binary"
+ "errors"
+ "fmt"
+ "io"
)
// A decoder scans an io stream into UBX (0xB5-0x62 separated) or NMEA ("$xxx,,,,*FF\r\n") frames.
// If you have an unmixed stream of NMEA-only data you can use nmea.Decode() on bufio.Scanner.Bytes() directly.
type decoder struct {
- s *bufio.Scanner
+ s *bufio.Scanner
}
// NewDecoder creates a new bufio Scanner with a splitfunc that can handle both UBX and NMEA frames.
func NewDecoder(r io.Reader) *decoder {
- d := bufio.NewScanner(r)
- d.Split(splitFunc)
- return &decoder{s: d}
+ d := bufio.NewScanner(r)
+ d.Split(splitFunc)
+ return &decoder{s: d}
}
// Assume we're either at the start of an NMEA sentence or at the start of a UBX message
// if not, skip to the first $ or UBX SOM.
func splitFunc(data []byte, atEOF bool) (advance int, token []byte, err error) {
- if len(data) == 0 {
- return 0, nil, nil
- }
+ if len(data) == 0 {
+ return 0, nil, nil
+ }
- switch data[0] {
- case '$':
- return bufio.ScanLines(data, atEOF)
+ switch data[0] {
+ case '$':
+ return bufio.ScanLines(data, atEOF)
- case 0xB5:
- if len(data) < 8 {
- if atEOF {
- return len(data), nil, io.ErrUnexpectedEOF
- }
- return 0, nil, nil
- }
+ case 0xB5:
+ if len(data) < 8 {
+ if atEOF {
+ return len(data), nil, io.ErrUnexpectedEOF
+ }
+ return 0, nil, nil
+ }
- sz := 8 + int(data[4]) + int(data[5])*256
- if data[1] == 0x62 {
- if sz <= len(data) {
- return sz, data[:sz], nil
- }
- if sz <= bufio.MaxScanTokenSize {
- return 0, nil, nil
- }
- }
- }
+ sz := 8 + int(data[4]) + int(data[5])*256
+ if data[1] == 0x62 {
+ if sz <= len(data) {
+ return sz, data[:sz], nil
+ }
+ if sz <= bufio.MaxScanTokenSize {
+ return 0, nil, nil
+ }
+ }
+ }
- // resync to SOM or $
- data = data[1:]
- i1 := bytes.IndexByte(data, '$')
- if i1 < 0 {
- i1 = len(data)
- }
+ // resync to SOM or $
+ data = data[1:]
+ i1 := bytes.IndexByte(data, '$')
+ if i1 < 0 {
+ i1 = len(data)
+ }
- i2 := bytes.IndexByte(data, 0xB5)
- if i2 < 0 {
- i2 = len(data)
- }
- if i1 > i2 {
- i1 = i2
- }
- return 1 + i1, nil, nil
+ i2 := bytes.IndexByte(data, 0xB5)
+ if i2 < 0 {
+ i2 = len(data)
+ }
+ if i1 > i2 {
+ i1 = i2
+ }
+ return 1 + i1, nil, nil
}
// Decode reads on NMEA or UBX frame and calls decodeUbx accordingly to parse the message, while skipping NMEA.
func (d *decoder) Decode() (msg interface{}, err error) {
- if !d.s.Scan() {
- if err = d.s.Err(); err == nil {
- err = io.EOF
- }
- return nil, err
- }
+ if !d.s.Scan() {
+ if err = d.s.Err(); err == nil {
+ err = io.EOF
+ }
+ return nil, err
+ }
- switch d.s.Bytes()[0] {
- case '$':
- return nil, errors.New("NMEA not implemented")
- //return nmea.Decode(d.s.Bytes())
- case 0xB5:
- return decodeUbx(d.s.Bytes())
- }
- panic("impossible frame")
+ switch d.s.Bytes()[0] {
+ case '$':
+ return nil, errors.New("NMEA not implemented")
+ //return nmea.Decode(d.s.Bytes())
+ case 0xB5:
+ return decodeUbx(d.s.Bytes())
+ }
+ panic("impossible frame")
}
var (
- errInvalidFrame = errors.New("invalid UBX frame")
- errInvalidChkSum = errors.New("invalid UBX checksum")
+ errInvalidFrame = errors.New("invalid UBX frame")
+ errInvalidChkSum = errors.New("invalid UBX checksum")
)
func decodeUbx(frame []byte) (msg Message, err error) {
- buf := bytes.NewReader(frame)
+ buf := bytes.NewReader(frame)
- var header struct {
- Preamble uint16
- ClassID uint16
- Length uint16
- }
+ var header struct {
+ Preamble uint16
+ ClassID uint16
+ Length uint16
+ }
- if err := binary.Read(buf, binary.LittleEndian, &header); err != nil {
- return nil, err
- }
+ if err := binary.Read(buf, binary.LittleEndian, &header); err != nil {
+ return nil, err
+ }
- if header.Preamble != 0x62B5 {
- return nil, errInvalidFrame
- }
+ if header.Preamble != 0x62B5 {
+ return nil, errInvalidFrame
+ }
- if buf.Len()+2 < int(header.Length) {
- return nil, io.ErrShortBuffer
- }
+ if buf.Len()+2 < int(header.Length) {
+ return nil, io.ErrShortBuffer
+ }
- var a, b byte
- for _, v := range frame[2 : header.Length+6] {
- a += byte(v)
- b += a
- }
+ var a, b byte
+ for _, v := range frame[2 : header.Length+6] {
+ a += byte(v)
+ b += a
+ }
- if frame[header.Length+6] != a || frame[header.Length+7] != b {
- return nil, errInvalidChkSum
- }
+ if frame[header.Length+6] != a || frame[header.Length+7] != b {
+ return nil, errInvalidChkSum
+ }
- switch header.ClassID {
- case 0x0105: // ACK-ACK
- fmt.Println("ACK-ACK not implemented")
- //msg = &AckAck{}
- case 0x0005: // ACK-NAK
- fmt.Println("ACK-NAK not implemented")
- //msg = &AckNak{}
- case 0x0701: // NAV-PVT
- msg = &NavPvt{}
- case 0x0028: // HNR-PVT
- msg = &HnrPvt{}
- case 0x0501: // NAV-ATT
- msg = &NavAtt{}
- default:
- }
- if msg != nil {
- err = binary.Read(buf, binary.LittleEndian, msg)
- } else {
- msg = &RawMessage{classID: header.ClassID, Data: append([]byte(nil), frame[6:len(frame)-2]...)}
- }
- //fmt.Println(msg)
+ switch header.ClassID {
+ case 0x0105: // ACK-ACK
+ fmt.Println("ACK-ACK not implemented")
+ //msg = &AckAck{}
+ case 0x0005: // ACK-NAK
+ fmt.Println("ACK-NAK not implemented")
+ //msg = &AckNak{}
+ case 0x0701: // NAV-PVT
+ msg = &NavPvt{}
+ case 0x0028: // HNR-PVT
+ msg = &HnrPvt{}
+ case 0x0501: // NAV-ATT
+ msg = &NavAtt{}
+ default:
+ }
+ if msg != nil {
+ err = binary.Read(buf, binary.LittleEndian, msg)
+ } else {
+ msg = &RawMessage{classID: header.ClassID, Data: append([]byte(nil), frame[6:len(frame)-2]...)}
+ }
+ //fmt.Println(msg)
- return msg, err
+ return msg, err
}
diff --git a/ublox/messages.go b/ublox/messages.go
index 610f7b2..fbebb09 100644
--- a/ublox/messages.go
+++ b/ublox/messages.go
@@ -1,7 +1,7 @@
package ublox
type Message interface {
- ClassID() uint16
+ ClassID() uint16
}
//type UbxMessage interface {
@@ -11,90 +11,90 @@ type Message interface {
//}
type RawMessage struct {
- classID uint16
- Data []byte
+ classID uint16
+ Data []byte
}
func (msg *RawMessage) ClassID() uint16 { return msg.classID }
type NavPvt struct {
- ITOW_ms uint32 // - GPS time of week of the navigation epoch. See the description of iTOW for details.
- Year_y uint16 // - Year (UTC)
- Month_month byte // - Month, range 1..12 (UTC)
- Day_d byte // - Day of month, range 1..31 (UTC)
- Hour_h byte // - Hour of day, range 0..23 (UTC)
- Min_min byte // - Minute of hour, range 0..59 (UTC)
- Sec_s byte // - Seconds of minute, range 0..60 (UTC)
- Valid NavPVTValid // - Validity flags (see graphic below)
- TAcc_ns uint32 // - Time accuracy estimate (UTC)
- Nano_ns int32 // - Fraction of second, range -1e9 .. 1e9 (UTC)
- FixType NavPVTFixType // - GNSSfix Type
- Flags NavPVTFlags // - Fix status flags (see graphic below)
- Flags2 NavPVTFlags2 // - Additional flags (see graphic below)
- NumSV byte // - Number of satellites used in Nav Solution
- Lon_dege7 int32 // 1e-7 Longitude
- Lat_dege7 int32 // 1e-7 Latitude
- Height_mm int32 // - Height above ellipsoid
- HMSL_mm int32 // - Height above mean sea level
- HAcc_mm uint32 // - Horizontal accuracy estimate
- VAcc_mm uint32 // - Vertical accuracy estimate
- VelN_mm_s int32 // - NED north velocity
- VelE_mm_s int32 // - NED east velocity
- VelD_mm_s int32 // - NED down velocity
- GSpeed_mm_s int32 // - Ground Speed (2-D)
- HeadMot_dege5 int32 // 1e-5 Heading of motion (2-D)
- SAcc_mm_s uint32 // - Speed accuracy estimate
- HeadAcc_dege5 uint32 // 1e-5 Heading accuracy estimate (both motion and vehicle)
- PDOPe2 uint16 // 0.01 Position DOP
- Flags3 NavPVTFlags3 // - Additional flags (see graphic below)
- Reserved1 [5]byte // - Reserved
- HeadVeh_dege5 int32 // 1e-5 Heading of vehicle (2-D), this is only valid when headVehValid is set, otherwise the output is set to the heading of motion
- MagDec_dege2 int16 // 1e-2 Magnetic declination. Only supported in ADR 4.10 and later.
- MagAcc_deg2e uint16 // 1e-2 Magnetic declination accuracy. Only supported in ADR 4.10 and later.
+ ITOW_ms uint32 // - GPS time of week of the navigation epoch. See the description of iTOW for details.
+ Year_y uint16 // - Year (UTC)
+ Month_month byte // - Month, range 1..12 (UTC)
+ Day_d byte // - Day of month, range 1..31 (UTC)
+ Hour_h byte // - Hour of day, range 0..23 (UTC)
+ Min_min byte // - Minute of hour, range 0..59 (UTC)
+ Sec_s byte // - Seconds of minute, range 0..60 (UTC)
+ Valid NavPVTValid // - Validity flags (see graphic below)
+ TAcc_ns uint32 // - Time accuracy estimate (UTC)
+ Nano_ns int32 // - Fraction of second, range -1e9 .. 1e9 (UTC)
+ FixType NavPVTFixType // - GNSSfix Type
+ Flags NavPVTFlags // - Fix status flags (see graphic below)
+ Flags2 NavPVTFlags2 // - Additional flags (see graphic below)
+ NumSV byte // - Number of satellites used in Nav Solution
+ Lon_dege7 int32 // 1e-7 Longitude
+ Lat_dege7 int32 // 1e-7 Latitude
+ Height_mm int32 // - Height above ellipsoid
+ HMSL_mm int32 // - Height above mean sea level
+ HAcc_mm uint32 // - Horizontal accuracy estimate
+ VAcc_mm uint32 // - Vertical accuracy estimate
+ VelN_mm_s int32 // - NED north velocity
+ VelE_mm_s int32 // - NED east velocity
+ VelD_mm_s int32 // - NED down velocity
+ GSpeed_mm_s int32 // - Ground Speed (2-D)
+ HeadMot_dege5 int32 // 1e-5 Heading of motion (2-D)
+ SAcc_mm_s uint32 // - Speed accuracy estimate
+ HeadAcc_dege5 uint32 // 1e-5 Heading accuracy estimate (both motion and vehicle)
+ PDOPe2 uint16 // 0.01 Position DOP
+ Flags3 NavPVTFlags3 // - Additional flags (see graphic below)
+ Reserved1 [5]byte // - Reserved
+ HeadVeh_dege5 int32 // 1e-5 Heading of vehicle (2-D), this is only valid when headVehValid is set, otherwise the output is set to the heading of motion
+ MagDec_dege2 int16 // 1e-2 Magnetic declination. Only supported in ADR 4.10 and later.
+ MagAcc_deg2e uint16 // 1e-2 Magnetic declination accuracy. Only supported in ADR 4.10 and later.
}
func (NavPvt) ClassID() uint16 { return 0x0701 }
type HnrPvt struct {
- ITOW_ms uint32 // - GPS time of week of the navigation epoch. See the description of iTOW for details.
- Year_y uint16 // - Year (UTC)
- Month_month byte // - Month, range 1..12 (UTC)
- Day_d byte // - Day of month, range 1..31 (UTC)
- Hour_h byte // - Hour of day, range 0..23 (UTC)
- Min_min byte // - Minute of hour, range 0..59 (UTC)
- Sec_s byte // - Seconds of minute, range 0..60 (UTC)
- Valid byte // - Validity flags (see graphic below)
- Nano_ns int32 // - Fraction of second, range -1e9 .. 1e9 (UTC)
- FixType byte // - GNSSfix Type
- Flags byte // - Fix status flags (see graphic below)
- Reserved [2]byte
- Lon_dege7 int32 // 1e-7 Longitude
- Lat_dege7 int32 // 1e-7 Latitude
- Height_mm int32 // - Height above ellipsoid
- HMSL_mm int32 // - Height above mean sea level
- GSpeed_mm_s int32 // - Ground Speed (2-D)
- Speed_mm_s int32 // Speed (3-D)
- HeadMot_dege5 int32 // 1e-5 Heading of motion (2-D)
- HeadVeh_dege5 int32 // 1e-5 Heading of vehicle (2-D), this is only valid when headVehValid is set, otherwise the output is set to the heading of motion
- HAcc uint32 // 1e-5 Heading accuracy estimate (both motion and vehicle)
- VAcc uint32 // 1e-5 Heading accuracy estimate (both motion and vehicle)
- SAcc uint32 // 1e-5 Heading accuracy estimate (both motion and vehicle)
- HeadAcc_dege5 uint32 // 1e-5 Heading accuracy estimate (both motion and vehicle)
- Reserved1 [4]byte // - Reserved
+ ITOW_ms uint32 // - GPS time of week of the navigation epoch. See the description of iTOW for details.
+ Year_y uint16 // - Year (UTC)
+ Month_month byte // - Month, range 1..12 (UTC)
+ Day_d byte // - Day of month, range 1..31 (UTC)
+ Hour_h byte // - Hour of day, range 0..23 (UTC)
+ Min_min byte // - Minute of hour, range 0..59 (UTC)
+ Sec_s byte // - Seconds of minute, range 0..60 (UTC)
+ Valid byte // - Validity flags (see graphic below)
+ Nano_ns int32 // - Fraction of second, range -1e9 .. 1e9 (UTC)
+ FixType byte // - GNSSfix Type
+ Flags byte // - Fix status flags (see graphic below)
+ Reserved [2]byte
+ Lon_dege7 int32 // 1e-7 Longitude
+ Lat_dege7 int32 // 1e-7 Latitude
+ Height_mm int32 // - Height above ellipsoid
+ HMSL_mm int32 // - Height above mean sea level
+ GSpeed_mm_s int32 // - Ground Speed (2-D)
+ Speed_mm_s int32 // Speed (3-D)
+ HeadMot_dege5 int32 // 1e-5 Heading of motion (2-D)
+ HeadVeh_dege5 int32 // 1e-5 Heading of vehicle (2-D), this is only valid when headVehValid is set, otherwise the output is set to the heading of motion
+ HAcc uint32 // 1e-5 Heading accuracy estimate (both motion and vehicle)
+ VAcc uint32 // 1e-5 Heading accuracy estimate (both motion and vehicle)
+ SAcc uint32 // 1e-5 Heading accuracy estimate (both motion and vehicle)
+ HeadAcc_dege5 uint32 // 1e-5 Heading accuracy estimate (both motion and vehicle)
+ Reserved1 [4]byte // - Reserved
}
func (HnrPvt) ClassID() uint16 { return 0x0028 }
type NavAtt struct {
- ITOW_ms uint32 // - GPS time of week of the navigation epoch. See the description of iTOW for details.
- Version byte
- Reserved1 [3]byte
- Roll_deg int32
- Pitch_deg int32
- Heading_deg int32
- AccRoll_deg uint32
- AccPitch_deg uint32
- AccHeading_deg uint32
+ ITOW_ms uint32 // - GPS time of week of the navigation epoch. See the description of iTOW for details.
+ Version byte
+ Reserved1 [3]byte
+ Roll_deg int32
+ Pitch_deg int32
+ Heading_deg int32
+ AccRoll_deg uint32
+ AccPitch_deg uint32
+ AccHeading_deg uint32
}
func (NavAtt) ClassID() uint16 { return 0x0501 }
@@ -104,43 +104,43 @@ func (NavAtt) ClassID() uint16 { return 0x0501 }
type NavPVTFixType byte
const (
- NavPVTNoFix NavPVTFixType = iota
- NavPVTDeadReckoning
- NavPVTFix2D
- NavPVTFix3D
- NavPVTGNSS
- NavPVTTimeOnly
+ NavPVTNoFix NavPVTFixType = iota
+ NavPVTDeadReckoning
+ NavPVTFix2D
+ NavPVTFix3D
+ NavPVTGNSS
+ NavPVTTimeOnly
)
type NavPVTValid byte
const (
- NavPVTValidDate NavPVTValid = (1 << iota) // valid UTC Date (see Time Validity section for details)
- NavPVTValidTime // valid UTC time of day (see Time Validity section for details)
- NavPVTFullyResolved // UTC time of day has been fully resolved (no seconds uncertainty). Cannot be used to check if time is completely solved.
- NavPVTValidMag // valid magnetic declination
+ NavPVTValidDate NavPVTValid = (1 << iota) // valid UTC Date (see Time Validity section for details)
+ NavPVTValidTime // valid UTC time of day (see Time Validity section for details)
+ NavPVTFullyResolved // UTC time of day has been fully resolved (no seconds uncertainty). Cannot be used to check if time is completely solved.
+ NavPVTValidMag // valid magnetic declination
)
type NavPVTFlags byte
const (
- NavPVTGnssFixOK NavPVTFlags = 1 << 0 // valid fix (i.e within DOP & accuracy masks)
- NavPVTDiffSoln NavPVTFlags = 1 << 1 // differential corrections were applied
- NavPVTHeadVehValid NavPVTFlags = 1 << 5 // heading of vehicle is valid, only set if the receiver is in sensor fusion mode
- NavPVTCarrSolnFloat NavPVTFlags = 1 << 6 // carrier phase range solution with floating ambiguities
- NavPVTCarrSolnFixed NavPVTFlags = 1 << 7 // carrier phase range solution with fixed ambiguities
+ NavPVTGnssFixOK NavPVTFlags = 1 << 0 // valid fix (i.e within DOP & accuracy masks)
+ NavPVTDiffSoln NavPVTFlags = 1 << 1 // differential corrections were applied
+ NavPVTHeadVehValid NavPVTFlags = 1 << 5 // heading of vehicle is valid, only set if the receiver is in sensor fusion mode
+ NavPVTCarrSolnFloat NavPVTFlags = 1 << 6 // carrier phase range solution with floating ambiguities
+ NavPVTCarrSolnFixed NavPVTFlags = 1 << 7 // carrier phase range solution with fixed ambiguities
)
type NavPVTFlags2 byte
const (
- NavPVTConfirmedAvai NavPVTFlags2 = 1 << 5 // information about UTC Date and Time of Day validity confirmation is available (see Time Validity section for details)
- NavPVTConfirmedDate NavPVTFlags2 = 1 << 6 // UTC Date validity could be confirmed (see Time Validity section for details)
- NavPVTConfirmedTime NavPVTFlags2 = 1 << 7 // UTC Time of Day could be confirmed (see Time Validity section for details)
+ NavPVTConfirmedAvai NavPVTFlags2 = 1 << 5 // information about UTC Date and Time of Day validity confirmation is available (see Time Validity section for details)
+ NavPVTConfirmedDate NavPVTFlags2 = 1 << 6 // UTC Date validity could be confirmed (see Time Validity section for details)
+ NavPVTConfirmedTime NavPVTFlags2 = 1 << 7 // UTC Time of Day could be confirmed (see Time Validity section for details)
)
type NavPVTFlags3 byte
const (
- NavPVTInvalidLlh NavPVTFlags3 = (1 << iota) // 1 = Invalid lon, lat, height and hMSL
+ NavPVTInvalidLlh NavPVTFlags3 = (1 << iota) // 1 = Invalid lon, lat, height and hMSL
)
diff --git a/web/http.go b/web/http.go
new file mode 100644
index 0000000..daee7fe
--- /dev/null
+++ b/web/http.go
@@ -0,0 +1,239 @@
+package web
+
+import (
+ "errors"
+ "git.timovolkmann.de/gyrogpsc/core"
+ "github.com/gofiber/fiber/v2"
+ "github.com/gofiber/template/html"
+ "github.com/gofiber/websocket/v2"
+ "github.com/sirupsen/logrus"
+)
+
+func CreateServer(s core.Service, sub core.Subscriber, c *core.Configuration) {
+ app := fiber.New(fiber.Config{
+ Views: fiberTemplateEngine(c),
+ })
+ app.Static("/static", "static")
+
+ // Application Main Page
+ app.Get("/", fiberHomeHandler)
+
+ // Websocket
+ app.Get("/ws", websocket.New(createFiberWebsocketHandler(sub)))
+
+ // TODO: Get all SerialPorts
+ // app.Get("/serialports")
+
+ // Tracking persistence controls HTTP JSON RPC API
+ trackings := app.Group("/trackings")
+ trackings.Get("/", allTrackingsHandler(s, c)) // Get all trackings Metadata
+ trackings.Post("/", startPipelineHandler(s, c)) // Initialize new tracking, open websocket and prepare for automatic recording. Toggle ?serial=true and ?tcp=true. Returns trackingId
+ trackings.Patch("/", startRecordingHandler(s, c)) // Starts recording
+ trackings.Put("/", stopRecordingHandler(s, c)) // Stops current recording. Returns trackingId if record was successful
+ trackings.Delete("/", stopAllHandler(s, c)) // Stops websocket connection, pipelines and collectors
+
+ trackings.Get("/:trackingId", stubhander()) // Gets Tracking Metadata and loads sensorRecords from storage.
+ trackings.Delete("/:trackingId", stubhander()) // Deletes Tracking from storage
+
+ trackings.Post("/current", stubhander()) // Starts Replay.
+ trackings.Patch("/current", stubhander()) // Pauses Replay.
+ trackings.Put("/current", stubhander()) // Stops Replay.
+
+ logrus.Fatal(app.Listen(c.Webserver.Port))
+}
+
+func stubhander() fiber.Handler {
+ return func(ctx *fiber.Ctx) error {
+ return nil
+ }
+}
+func allTrackingsHandler(s core.Service, c *core.Configuration) fiber.Handler {
+ return func(ctx *fiber.Ctx) error {
+ trackings, err := s.AllTrackings()
+ if err != nil {
+ //ctx.Status(500).JSON(err)
+ //return err
+ }
+ prepres := map[string]interface{}{}
+ prepres["data"] = trackings
+ if err != nil {
+ prepres["error"] = err.Error()
+
+ }
+ err2 := ctx.JSON(prepres)
+ if err2 != nil {
+ ctx.Status(500).JSON(err2)
+ return err2
+ }
+ return nil
+ }
+}
+
+func startPipelineHandler(s core.Service, c *core.Configuration) fiber.Handler {
+ return func(ctx *fiber.Ctx) error {
+ var collecs []core.CollectorType
+ ser := ctx.Query("serial", "true")
+ if ser == "true" {
+ collecs = append(collecs, core.SERIAL)
+ } else if ser != "false" && ser != "" {
+ collecs = append(collecs, core.CollectorType(ser)) // TODO: allow passing serial port as url parameter
+ }
+ tcp := ctx.Query("tcp", "true")
+ logrus.Debugln("query values: serial/tcp", ser, tcp)
+ if tcp == "true" {
+ collecs = append(collecs, core.TCP)
+ }
+ res, err := s.StartPipeline(collecs...)
+ if err != nil {
+ //ctx.Status(500).JSON(err)
+ //return err
+ }
+ prepres := map[string]interface{}{}
+ prepres["tracking_state"] = res
+ prepres["data"] = collecs
+ if err != nil {
+ prepres["error"] = err.Error()
+ }
+ if len(collecs) == 0 {
+ e := errors.New("attention! no collectors running. start a new pipeline")
+ prepres["error"] = e.Error()
+ }
+ err2 := ctx.JSON(prepres)
+ if err2 != nil {
+ ctx.Status(500).JSON(err2)
+ return err2
+ }
+ return nil
+ }
+}
+
+func startRecordingHandler(s core.Service, c *core.Configuration) fiber.Handler {
+ return func(ctx *fiber.Ctx) error {
+ rec, err := s.StartRecord()
+ if err != nil {
+ //ctx.Status(500).JSON(err)
+ //return err
+ }
+ prepres := map[string]interface{}{}
+ prepres["tracking_state"] = "RECORD"
+ prepres["data"] = rec
+ if err != nil {
+ prepres["error"] = err.Error()
+
+ }
+ err2 := ctx.JSON(prepres)
+ if err2 != nil {
+ ctx.Status(500).JSON(err2)
+ return err2
+ }
+ return nil
+ }
+}
+
+func stopRecordingHandler(s core.Service, c *core.Configuration) fiber.Handler {
+ return func(ctx *fiber.Ctx) error {
+ rec, err := s.StopRecord()
+ if err != nil {
+ //ctx.Status(500).JSON(err)
+ //return err
+ }
+ prepres := map[string]interface{}{}
+ prepres["tracking_state"] = "LIVE"
+ prepres["data"] = rec
+ if err != nil {
+ prepres["error"] = err.Error()
+
+ }
+ err2 := ctx.JSON(prepres)
+ if err2 != nil {
+ ctx.Status(500).JSON(err2)
+ return err2
+ }
+ return nil
+ }
+}
+
+func stopAllHandler(s core.Service, c *core.Configuration) fiber.Handler {
+ return func(ctx *fiber.Ctx) error {
+ rec, err := s.StopAll()
+ if err != nil {
+ //ctx.Status(500).JSON(err)
+ //return err
+ }
+ prepres := map[string]interface{}{}
+ prepres["tracking_state"] = "STOPPED"
+ prepres["data"] = rec
+ if err != nil {
+ prepres["error"] = err.Error()
+
+ }
+ err2 := ctx.JSON(prepres)
+ if err2 != nil {
+ ctx.Status(500).JSON(err2)
+ return err2
+ }
+ return nil
+ }
+}
+
+func createFiberWebsocketHandler(s core.Subscriber) func(conn *websocket.Conn) {
+ return func(c *websocket.Conn) {
+ logrus.Info("new websocket client")
+ // Handle and discard inbound messages
+ go func() {
+ for {
+ if _, _, err := c.NextReader(); err != nil {
+ c.Close()
+ break
+ }
+ }
+ }()
+
+ dispatcherId, channel := s.Subscribe()
+ defer s.Unsubscribe(dispatcherId)
+ for {
+ cmsg := <-channel
+ err := c.WriteMessage(websocket.TextMessage, []byte(cmsg))
+ if err != nil {
+ logrus.Info("close websocket connection")
+ c.Close()
+ break
+ }
+ }
+ }
+}
+
+func fiberTemplateEngine(c *core.Configuration) *html.Engine {
+ // Create a new engine by passing the template folder
+ // and template extension using .New(dir, ext string)
+ engine := html.New("./templates", ".html")
+
+ // We also support the http.FileSystem interface
+ // See examples below to load templates from embedded files
+ // engine := html.NewFileSystem(http.Dir("./views"), ".html")
+
+ // Reload the templates on each render, good for development
+ //engine.Reload(strings.ToLower(c.Debuglevel) == "debug") // Optional. Default: false
+ engine.Reload(true) // Optional. Default: false
+
+ // Debug will print each template that is parsed, good for debugging
+ //engine.Debug(strings.ToLower(c.Debuglevel) == "debug") // Optional. Default: false
+ engine.Debug(true) // Optional. Default: false
+
+ // Layout defines the variable name that is used to yield templates within layouts
+ //engine.Layout("embed") // Optional. Default: "embed"
+
+ // Delims sets the action delimiters to the specified strings
+ //engine.Delims("{{", "}}") // Optional. Default: engine delimiters
+
+ // AddFunc adds a function to the template's global function map.
+ //engine.AddFunc("greet", func(name string) string {
+ // return "Hello, " + name + "!"
+ //})
+ return engine
+}
+
+func fiberHomeHandler(c *fiber.Ctx) error {
+ // Render index template
+ return c.Render("index", "ws://"+c.Hostname()+"/ws")
+}