I'm stuck

source/boards.go

@@ -0,0 +1,8 @@
+package main
+
+// Board definition
+type Board struct {
+	ID   string `mapstructure:"id"`
+	Name string `mapstructure:"name"`
+	Type string `mapstructure:"type"`
+}

source/config.go

@@ -1,14 +1,24 @@
 package main
 
 import (
+	"fmt"
 	"log"
 
 	"github.com/spf13/viper"
 )
 
-func readConfig() {
-	viper.SetConfigName("openpdu.yaml") // name of config file (without extension)
-	viper.SetConfigType("yaml")
+// Config definition
+type Config struct {
+	hostname string   `mapstructure:"hostname"`
+	boards   []*Board `flow,mapstructure:"boards"`
+}
+
+// Configuration container
+var Configuration Config
+
+func init() {
+	viper.SetConfigName("openpdu")       // name of config file (without extension)
+	viper.SetConfigType("yaml")          // type of config file
 	viper.AddConfigPath("/etc/openpdu/") // path to look for the config file in
 	viper.AddConfigPath(".")             // optionally look for config in the working directory
 	err := viper.ReadInConfig()          // Find and read the config file
@@ -16,5 +26,53 @@ func readConfig() {
 		log.Printf("Fatal error config file: %s \n", err)
 	}
 
-	viper.SetDefault("hostname", "openpdu")
+	viper.SetDefault("hostname", "openpdu1")
+	br := viper.Get("boards").([]interface{})
+	for k, v := range br {
+		log.Printf("Key: %v", k)
+		log.Printf(" Value: %v", v)
+		var ba Board
+		viper.UnmarshalKey("boards."+string(k), ba)
+		log.Printf(" Valueid: %v", ba.ID)
+	}
+
+	log.Printf("basdo: %v", viper.Get("boards[0]"))
+	log.Printf("todo: %v", viper.AllSettings())
+
+	Configuration := Config{}
+	err = viper.Unmarshal(&Configuration)
+	if err != nil {
+		fmt.Printf("unable to decode into config struct, %v", err)
+	}
+
+	viper.WriteConfigAs("openpdu_out.yaml")
+
+	log.Printf("All settings - hostname: %v \n", Configuration.hostname)
+	for idx, b := range Configuration.boards {
+		log.Printf("b %v: %v (%v)", idx, b.Name, b.Type)
+
+	}
+	// var b []Board
+	// var brd Board
+	// b = viper.Get("boards").([]Board)
+	// for brd := range viper.Get("boards") {
+	// 	log.Printf("brd: %v", brd)
+	// }
+	// log.Printf("bo: %v", viper.Get("boards"))
+	// log.Printf("bo: %v", b)
+	log.Printf("cfg: %v", Configuration)
+	log.Printf("cfgb: %v", Configuration.boards)
+}
+
+func writeConfig() {
+	viper.SetConfigName("openpdu") // name of config file (without extension)
+	viper.SetConfigType("yaml")
+	viper.AddConfigPath("/etc/openpdu/") // path to look for the config file in
+	viper.SetDefault("hostname", "openpdu")
+	err := viper.WriteConfig()
+	if err != nil { // Handle errors reading the config file
+		log.Printf("Fatato error config file: %s \n", err)
+	}
+	log.Printf("ok credo \n")
+
 }

source/i2c.go

@@ -72,7 +72,7 @@ func (b I2CBoard) channelToggle(ch uint) error {
 	return nil
 }
 
-func initI2C() {
+func init() {
 	// Make sure periph is initialized.
 	if _, err := host.Init(); err != nil {
 		log.Fatal(err)
@@ -101,14 +101,4 @@ func initI2C() {
 	MyBoard.i2cdev = *mydevice
 	MyBoard.data = make([]byte, (MyBoard.channels-1)/8+1)
 
-	go func() {
-		var i uint
-		for i = 0; i < 8; i++ {
-			v, err := MyBoard.channelStatus(i)
-			if err != nil {
-				log.Fatal(err)
-			}
-			log.Printf("Channel %d status: %v", i, v)
-		}
-	}()
 }

source/main.go

@@ -1,26 +1,18 @@
 package main
 
 import (
-	//	"encoding/json"
 	"log"
 
-	//    "periph.io/x/periph"
-
 	"github.com/spf13/viper"
 )
 
-// Dictionary aaa
+// Dictionary definition
 type Dictionary map[string]interface{}
 
 func main() {
-
-	readConfig()
-
 	nam := viper.Get("hostname")
 	log.Printf("hostname: %v\n", nam)
 
-	initI2C()
-
 	startServer()
 }
 

source/outlets.go

@@ -0,0 +1,64 @@
+package main
+
+import (
+	"log"
+
+	"github.com/spf13/viper"
+)
+
+// Outlet definition
+type Outlet interface {
+	On() error
+	Off() error
+	Toggle() (bool, error)
+	Name() (string, error)
+	Status() (bool, error)
+	Location() string
+	Board() Board
+	Channel() uint
+}
+
+type config struct {
+	outlets []g
+}
+type g struct {
+	n string
+	k string
+}
+
+func inita() {
+	viper.SetConfigName("openpdu")
+	viper.SetConfigType("json")
+	viper.AddConfigPath(".")
+	viper.ReadInConfig()
+
+	viper.Set("sboards[0].name", "ciao")
+	viper.Set("sboards[0].type", "virtual")
+	viper.Set("sboards[1].name", "ciao1")
+	viper.Set("sboards[1].type", "virtual1")
+	viper.WriteConfigAs("openpdu_out.json")
+
+	allSettings := viper.AllSettings()
+	log.Printf("All settings: %v \n", allSettings)
+}
+
+func inzxcit() {
+	var err error
+	var C = config{
+		outlets: []g{
+			{n: "pio1", k: "pao1"},
+			{n: "pio2", k: "pao2"},
+			{n: "pio3", k: "pao3"},
+		},
+	}
+
+	// err = viper.Marshal(&C)
+	// if err != nil {
+	// 	log.Printf("unable to decode into struct, %v", err)
+	// }
+
+	err = viper.Unmarshal(&C)
+	if err != nil {
+		log.Printf("unable to decode into struct, %v", err)
+	}
+}

source/virtualoutlet.go

@@ -0,0 +1,51 @@
+package main
+
+// VirtualOutlet definition
+type VirtualOutlet struct {
+	name     string
+	status   bool
+	location string
+}
+
+// On - Switch on the virtual outlet
+func (o VirtualOutlet) On() error {
+	o.status = true
+	return nil
+}
+
+// Off - Switch off the virtual outlet
+func (o VirtualOutlet) Off() error {
+	o.status = false
+	return nil
+}
+
+// Toggle - Toggle the virtual outlet and return actual status
+func (o VirtualOutlet) Toggle() (bool, error) {
+	o.status = !o.status
+	return o.status, nil
+}
+
+// Name - Returns the virtual outlet name
+func (o VirtualOutlet) Name() (string, error) {
+	return o.name, nil
+}
+
+// Status - Returns the virtual outlet status
+func (o VirtualOutlet) Status() (bool, error) {
+	return o.status, nil
+}
+
+// Location - Returns the virtual outlet location (set in configuration)
+func (o VirtualOutlet) Location() string {
+	return o.location
+}
+
+// Board - There's no physical board, so it's always an empty Board
+func (o VirtualOutlet) Board() Board {
+	return Board{}
+}
+
+// Channel - There's no physical channel, so it's always zero
+func (o VirtualOutlet) Channel() uint {
+	return 0
+}