go-emlid/cmd/configuration/main.go

77 lines
1.9 KiB
Go

package main
import (
"context"
"encoding/json"
"flag"
"fmt"
"log/slog"
"os"
reach "forge.cadoles.com/cadoles/go-emlid/reach/client"
"forge.cadoles.com/cadoles/go-emlid/reach/client/logger"
"forge.cadoles.com/cadoles/go-emlid/reach/client/protocol"
v1 "forge.cadoles.com/cadoles/go-emlid/reach/client/protocol/v1"
v2 "forge.cadoles.com/cadoles/go-emlid/reach/client/protocol/v2"
"github.com/pkg/errors"
)
var (
host string = "192.168.42.1"
preferredProtocol string = string(v2.Identifier)
fallbackProtocol string = string(v1.Identifier)
rawLogLevel string = "ERROR"
)
func init() {
flag.StringVar(&rawLogLevel, "log-level", rawLogLevel, "log level")
flag.StringVar(&host, "host", host, "the reachrs module host")
flag.StringVar(&preferredProtocol, "preferred-protocol", preferredProtocol, "preferred-protocol")
flag.StringVar(&fallbackProtocol, "fallback-protocol", fallbackProtocol, "fallback-protocol")
}
func main() {
flag.Parse()
logLevel, err := logger.ParseLevel(rawLogLevel)
if err != nil {
fmt.Printf("[FATAL] %+v", errors.WithStack(err))
os.Exit(1)
}
slog.SetLogLoggerLevel(logLevel)
ctx := context.Background()
client := reach.NewClient(
host,
reach.WithPreferredProtocol(protocol.Identifier(preferredProtocol)),
reach.WithFallbackProtocol(protocol.Identifier(fallbackProtocol)),
)
if err := client.Connect(ctx); err != nil {
fmt.Printf("[FATAL] %+v", errors.WithStack(err))
os.Exit(1)
}
defer func() {
if err := client.Close(ctx); err != nil {
fmt.Printf("[FATAL] %+v", errors.WithStack(err))
os.Exit(1)
}
}()
config, err := client.Configuration(ctx)
if err != nil {
fmt.Printf("[FATAL] %+v", errors.WithStack(err))
os.Exit(1)
}
data, err := json.MarshalIndent(config, "", " ")
if err != nil {
fmt.Printf("[FATAL] %+v", errors.WithStack(err))
os.Exit(1)
}
fmt.Println(string(data))
}