goproxy/main.go

52 lines
1.1 KiB
Go

//go:generate bash build/generate.sh
package main
import (
"flag"
"log"
"net/http"
"os"
"path/filepath"
"time"
"github.com/goproxyio/goproxy/pkg/proxy"
)
var listen string
var cacheDir string
func init() {
log.SetOutput(os.Stdout)
flag.StringVar(&cacheDir, "cacheDir", "", "go modules cache dir")
flag.StringVar(&listen, "listen", "0.0.0.0:8081", "service listen address")
flag.Parse()
}
func main() {
log.Printf("goproxy: %s inited. listen on %s\n", time.Now().Format("2006-01-02 15:04:05"), listen)
if cacheDir == "" {
cacheDir = "/go"
gpEnv := os.Getenv("GOPATH")
gp := filepath.SplitList(gpEnv)
if gp[0] != "" {
cacheDir = gp[0]
}
}
fullCacheDir := filepath.Join(cacheDir, "pkg", "mod", "cache", "download")
if _, err := os.Stat(fullCacheDir); os.IsNotExist(err) {
log.Printf("goproxy: cache dir %s is not exist. To create it.\n", fullCacheDir)
if err := os.MkdirAll(fullCacheDir, 0755); err != nil {
log.Fatalf("make cache dir failed: %s", err)
}
}
http.Handle("/", proxy.NewProxy(cacheDir))
// TODO: TLS, graceful shutdown
err := http.ListenAndServe(listen, nil)
if nil != err {
panic(err)
}
}