pihole-exporter/main.go
2022-01-05 21:25:14 +01:00

56 lines
1.0 KiB
Go

package main
import (
"log"
"github.com/eko/pihole-exporter/config"
"github.com/eko/pihole-exporter/internal/metrics"
"github.com/eko/pihole-exporter/internal/pihole"
"github.com/eko/pihole-exporter/internal/server"
"github.com/xonvanetta/shutdown/pkg/shutdown"
)
func main() {
envConf, clientConfigs, err := config.Load()
if err != nil {
log.Fatal(err.Error())
}
metrics.Init()
serverDead := make(chan struct{})
clients := buildClients(clientConfigs)
s := server.NewServer(envConf.Port, clients)
go func() {
s.ListenAndServe()
close(serverDead)
}()
ctx := shutdown.Context()
go func() {
<-ctx.Done()
s.Stop()
}()
select {
case <-ctx.Done():
case <-serverDead:
}
log.Println("pihole-exporter HTTP server stopped")
}
func buildClients(clientConfigs []config.Config) []*pihole.Client {
clients := make([]*pihole.Client, 0, len(clientConfigs))
for i := range clientConfigs {
clientConfig := &clientConfigs[i]
client := pihole.NewClient(clientConfig)
clients = append(clients, client)
}
return clients
}