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logspout.go
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/
logspout.go
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package main
import (
"fmt"
"log"
"os"
"strings"
"text/tabwriter"
"github.com/gliderlabs/logspout/router"
)
var Version string
func getopt(name, dfault string) string {
value := os.Getenv(name)
if value == "" {
value = dfault
}
return value
}
func main() {
if len(os.Args) == 2 && os.Args[1] == "--version" {
fmt.Println(Version)
os.Exit(0)
}
fmt.Printf("# logspout %s by gliderlabs\n", Version)
fmt.Printf("# adapters: %s\n", strings.Join(router.AdapterFactories.Names(), " "))
fmt.Printf("# options : ")
if getopt("DEBUG", "") != "" {
fmt.Printf("debug:%s ", getopt("DEBUG", ""))
}
fmt.Printf("persist:%s\n", getopt("ROUTESPATH", "/mnt/routes"))
var jobs []string
for _, job := range router.Jobs.All() {
err := job.Setup()
if err != nil {
fmt.Println("!!", err)
os.Exit(1)
}
if job.Name() != "" {
jobs = append(jobs, job.Name())
}
}
fmt.Printf("# jobs : %s\n", strings.Join(jobs, " "))
routes, _ := router.Routes.GetAll()
if len(routes) > 0 {
fmt.Println("# routes :")
w := new(tabwriter.Writer)
w.Init(os.Stdout, 0, 8, 0, '\t', 0)
fmt.Fprintln(w, "# ADAPTER\tADDRESS\tCONTAINERS\tSOURCES\tOPTIONS")
for _, route := range routes {
fmt.Fprintf(w, "# %s\t%s\t%s\t%s\t%s\n",
route.Adapter,
route.Address,
route.FilterID+route.FilterName+strings.Join(route.FilterLabels, ","),
strings.Join(route.FilterSources, ","),
route.Options)
}
w.Flush()
} else {
fmt.Println("# routes : none")
}
for _, job := range router.Jobs.All() {
job := job
go func() {
log.Fatalf("%s ended: %s", job.Name(), job.Run())
}()
}
select {}
}