services/ws/main.go

   1 package main
   2
   3 import (
   4         "flag"
   5         "fmt"
   6         "log"
   7         "net/http"
   8         "time"
   9
  10         "git.curoverse.com/arvados.git/sdk/go/config"
  11 )
  12
  13 var debugLogf = func(string, ...interface{}) {}
  14
  15 func main() {
  16         configPath := flag.String("config", "/etc/arvados/ws/ws.yml", "`path` to config file")
  17         dumpConfig := flag.Bool("dump-config", false, "show current configuration and exit")
  18         cfg := DefaultConfig()
  19         flag.Parse()
  20
  21         err := config.LoadFile(&cfg, *configPath)
  22         if err != nil {
  23                 log.Fatal(err)
  24         }
  25         if cfg.Debug {
  26                 debugLogf = log.Printf
  27         }
  28
  29         if *dumpConfig {
  30                 txt, err := config.Dump(&cfg)
  31                 if err != nil {
  32                         log.Fatal(err)
  33                 }
  34                 fmt.Print(string(txt))
  35                 return
  36         }
  37
  38         srv := &http.Server{
  39                 Addr:           cfg.Listen,
  40                 ReadTimeout:    time.Minute,
  41                 WriteTimeout:   time.Minute,
  42                 MaxHeaderBytes: 1 << 20,
  43                 Handler: &router{
  44                         Config: &cfg,
  45                         eventSource: &pgEventSource{
  46                                 PgConfig:  cfg.Postgres,
  47                                 QueueSize: cfg.ServerEventQueue,
  48                         },
  49                 },
  50         }
  51         log.Fatal(srv.ListenAndServe())
  52 }