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Copy pathconfd.go
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67 lines (57 loc) · 1.32 KB
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Copy pathconfd.go
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67 lines (57 loc) · 1.32 KB
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package main
import (
"flag"
"fmt"
"os"
"os/signal"
"syscall"
"github.com/kelseyhightower/confd/backends"
"github.com/kelseyhightower/confd/log"
"github.com/kelseyhightower/confd/resource/template"
)
func main() {
flag.Parse()
if printVersion {
fmt.Printf("confd %s\n", Version)
os.Exit(0)
}
if err := initConfig(); err != nil {
log.Fatal(err.Error())
}
log.Info("Starting confd")
storeClient, err := backends.New(backendsConfig)
if err != nil {
log.Fatal(err.Error())
}
templateConfig.StoreClient = storeClient
if onetime {
if err := template.Process(templateConfig); err != nil {
log.Fatal(err.Error())
}
os.Exit(0)
}
stopChan := make(chan bool)
doneChan := make(chan bool)
errChan := make(chan error, 10)
var processor template.Processor
switch {
case config.Watch:
processor = template.WatchProcessor(templateConfig, stopChan, doneChan, errChan)
default:
processor = template.IntervalProcessor(templateConfig, stopChan, doneChan, errChan, config.Interval)
}
go processor.Process()
signalChan := make(chan os.Signal, 1)
signal.Notify(signalChan, syscall.SIGINT, syscall.SIGTERM)
for {
select {
case err := <-errChan:
log.Error(err.Error())
case s := <-signalChan:
log.Info(fmt.Sprintf("Captured %v. Exiting...", s))
close(doneChan)
case <-doneChan:
os.Exit(0)
}
}
}