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|
package main
import (
"flag"
"fmt"
"log"
"path/filepath"
"io/ioutil"
"net"
)
// VERSION stores the information about the semantic version of application
var VERSION = "dev"
// REVISION stores the information about the git revision of application
var REVISION = "HEAD"
var pagesDomain = flag.String("pages-domain", "gitlab-example.com", "The domain to serve static pages")
var pagesRoot = flag.String("pages-root", "shared/pages", "The directory where pages are stored")
func evalSymlinks(directory string) (result string) {
result, err := filepath.EvalSymlinks(directory)
if err != nil {
log.Fatalln(err)
}
return
}
func readFile(file string) (result []byte) {
result, err := ioutil.ReadFile(file)
if err != nil {
log.Fatalln(err)
}
return
}
func createSocket(addr string) (l net.Listener, fd uintptr) {
l, err := net.Listen("tcp", addr)
if err != nil {
log.Fatalln(err)
}
f, err := l.(*net.TCPListener).File()
if err != nil {
log.Fatalln(err)
}
fd = f.Fd()
return
}
func main() {
var listenHTTP = flag.String("listen-http", ":80", "The address to listen for HTTP requests")
var listenHTTPS = flag.String("listen-https", "", "The address to listen for HTTPS requests")
var listenProxy = flag.String("listen-proxy", "", "The address to listen for proxy requests")
var pagesRootCert = flag.String("root-cert", "", "The default path to file certificate to serve static pages")
var pagesRootKey = flag.String("root-key", "", "The default path to file certificate to serve static pages")
var redirectHTTP = flag.Bool("redirect-http", true, "Serve the pages under HTTP")
var useHTTP2 = flag.Bool("use-http2", true, "Enable HTTP2 support")
fmt.Printf("GitLab Pages Daemon %s (%s)", VERSION, REVISION)
fmt.Printf("URL: https://gitlab.com/gitlab-org/gitlab-pages")
flag.Parse()
var app theApp
app.Domain = *pagesDomain
app.RootDir = evalSymlinks(*pagesRoot)
app.RedirectHTTP = *redirectHTTP
app.HTTP2 = *useHTTP2
if *pagesRootCert != "" {
app.RootCertificate = readFile(*pagesRootCert)
}
if *pagesRootKey != "" {
app.RootKey = readFile(*pagesRootKey)
}
if *listenHTTP != "" {
var l net.Listener
l, app.ListenHTTP = createSocket(*listenHTTP)
defer l.Close()
}
if *listenHTTPS != "" {
var l net.Listener
l, app.ListenHTTPS = createSocket(*listenHTTPS)
defer l.Close()
}
if *listenProxy != "" {
var l net.Listener
l, app.ListenHTTPS = createSocket(*listenProxy)
defer l.Close()
}
}
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