2020-05-04 14:58:02 +00:00
|
|
|
// Copyright or © or Copr. happyDNS (2020)
|
|
|
|
//
|
|
|
|
// contact@happydns.org
|
|
|
|
//
|
|
|
|
// This software is a computer program whose purpose is to provide a modern
|
|
|
|
// interface to interact with DNS systems.
|
|
|
|
//
|
|
|
|
// This software is governed by the CeCILL license under French law and abiding
|
|
|
|
// by the rules of distribution of free software. You can use, modify and/or
|
|
|
|
// redistribute the software under the terms of the CeCILL license as
|
|
|
|
// circulated by CEA, CNRS and INRIA at the following URL
|
|
|
|
// "http://www.cecill.info".
|
|
|
|
//
|
|
|
|
// As a counterpart to the access to the source code and rights to copy, modify
|
|
|
|
// and redistribute granted by the license, users are provided only with a
|
|
|
|
// limited warranty and the software's author, the holder of the economic
|
|
|
|
// rights, and the successive licensors have only limited liability.
|
|
|
|
//
|
|
|
|
// In this respect, the user's attention is drawn to the risks associated with
|
|
|
|
// loading, using, modifying and/or developing or reproducing the software by
|
|
|
|
// the user in light of its specific status of free software, that may mean
|
|
|
|
// that it is complicated to manipulate, and that also therefore means that it
|
|
|
|
// is reserved for developers and experienced professionals having in-depth
|
|
|
|
// computer knowledge. Users are therefore encouraged to load and test the
|
|
|
|
// software's suitability as regards their requirements in conditions enabling
|
|
|
|
// the security of their systems and/or data to be ensured and, more generally,
|
|
|
|
// to use and operate it in the same conditions as regards security.
|
|
|
|
//
|
|
|
|
// The fact that you are presently reading this means that you have had
|
|
|
|
// knowledge of the CeCILL license and that you accept its terms.
|
|
|
|
|
2019-07-16 09:07:03 +00:00
|
|
|
package main
|
|
|
|
|
|
|
|
import (
|
2020-04-19 06:49:30 +00:00
|
|
|
"context"
|
2020-06-08 19:07:53 +00:00
|
|
|
"fmt"
|
2019-07-16 09:07:03 +00:00
|
|
|
"log"
|
2020-04-20 09:55:37 +00:00
|
|
|
"math/rand"
|
2020-06-08 19:07:53 +00:00
|
|
|
"net"
|
2019-07-16 09:07:03 +00:00
|
|
|
"net/http"
|
|
|
|
"net/url"
|
2020-06-08 19:07:53 +00:00
|
|
|
"os"
|
|
|
|
"os/signal"
|
2019-07-16 09:07:03 +00:00
|
|
|
"strings"
|
2020-06-08 19:07:53 +00:00
|
|
|
"syscall"
|
2020-04-20 09:55:37 +00:00
|
|
|
"time"
|
2019-07-16 09:07:03 +00:00
|
|
|
|
2020-06-08 19:07:53 +00:00
|
|
|
"git.happydns.org/happydns/admin"
|
2019-10-04 10:27:47 +00:00
|
|
|
"git.happydns.org/happydns/api"
|
2020-04-19 06:49:30 +00:00
|
|
|
"git.happydns.org/happydns/config"
|
2021-01-03 21:40:47 +00:00
|
|
|
"git.happydns.org/happydns/model"
|
2020-04-05 11:07:42 +00:00
|
|
|
"git.happydns.org/happydns/storage"
|
2020-04-22 11:12:27 +00:00
|
|
|
|
2020-07-21 06:59:03 +00:00
|
|
|
_ "git.happydns.org/happydns/sources/alwaysdata"
|
2020-04-22 11:12:27 +00:00
|
|
|
_ "git.happydns.org/happydns/sources/ddns"
|
2020-07-22 18:36:37 +00:00
|
|
|
_ "git.happydns.org/happydns/sources/gandi"
|
2021-01-06 02:22:14 +00:00
|
|
|
_ "git.happydns.org/happydns/sources/godaddy"
|
2020-04-28 06:50:02 +00:00
|
|
|
_ "git.happydns.org/happydns/sources/ovh"
|
2020-07-07 18:13:50 +00:00
|
|
|
|
2020-10-10 16:44:17 +00:00
|
|
|
_ "git.happydns.org/happydns/services/providers/google"
|
|
|
|
|
2020-07-07 18:13:50 +00:00
|
|
|
_ "git.happydns.org/happydns/storage/leveldb"
|
2019-07-16 09:07:03 +00:00
|
|
|
)
|
|
|
|
|
|
|
|
type ResponseWriterPrefix struct {
|
|
|
|
real http.ResponseWriter
|
|
|
|
prefix string
|
|
|
|
}
|
|
|
|
|
|
|
|
func (r ResponseWriterPrefix) Header() http.Header {
|
|
|
|
return r.real.Header()
|
|
|
|
}
|
|
|
|
|
|
|
|
func (r ResponseWriterPrefix) WriteHeader(s int) {
|
|
|
|
if v, exists := r.real.Header()["Location"]; exists {
|
|
|
|
r.real.Header().Set("Location", r.prefix+v[0])
|
|
|
|
}
|
|
|
|
r.real.WriteHeader(s)
|
|
|
|
}
|
|
|
|
|
|
|
|
func (r ResponseWriterPrefix) Write(z []byte) (int, error) {
|
|
|
|
return r.real.Write(z)
|
|
|
|
}
|
|
|
|
|
2020-04-19 06:49:30 +00:00
|
|
|
func StripPrefix(opts *config.Options, h http.Handler) http.Handler {
|
2019-07-16 09:07:03 +00:00
|
|
|
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
2020-04-19 06:49:30 +00:00
|
|
|
// Add in the context's request options
|
|
|
|
ctx := r.Context()
|
|
|
|
ctx = context.WithValue(ctx, "opts", opts)
|
|
|
|
r = r.WithContext(ctx)
|
|
|
|
|
|
|
|
if opts.BaseURL != "" && r.URL.Path == "/" {
|
|
|
|
http.Redirect(w, r, opts.BaseURL+"/", http.StatusFound)
|
|
|
|
} else if p := strings.TrimPrefix(r.URL.Path, opts.BaseURL); len(p) < len(r.URL.Path) {
|
2019-07-16 09:07:03 +00:00
|
|
|
r2 := new(http.Request)
|
|
|
|
*r2 = *r
|
|
|
|
r2.URL = new(url.URL)
|
|
|
|
*r2.URL = *r.URL
|
|
|
|
r2.URL.Path = p
|
2020-04-19 06:49:30 +00:00
|
|
|
h.ServeHTTP(ResponseWriterPrefix{w, opts.BaseURL}, r2)
|
2019-07-16 09:07:03 +00:00
|
|
|
} else {
|
|
|
|
h.ServeHTTP(w, r)
|
|
|
|
}
|
|
|
|
})
|
|
|
|
}
|
|
|
|
|
|
|
|
func main() {
|
2020-04-19 06:49:30 +00:00
|
|
|
var err error
|
2019-07-16 09:07:03 +00:00
|
|
|
|
2020-04-20 09:55:37 +00:00
|
|
|
rand.Seed(time.Now().UTC().UnixNano())
|
|
|
|
|
2020-04-19 06:49:30 +00:00
|
|
|
// Load and parse options
|
|
|
|
var opts *config.Options
|
|
|
|
if opts, err = config.ConsolidateConfig(); err != nil {
|
|
|
|
log.Fatal(err)
|
2019-07-16 09:07:03 +00:00
|
|
|
}
|
|
|
|
|
2020-07-07 18:13:50 +00:00
|
|
|
// Initialize storage
|
|
|
|
if s, ok := storage.StorageEngines[opts.StorageEngine]; !ok {
|
|
|
|
log.Fatal(fmt.Sprintf("Unexistant storage engine: %q, please select one between: %v", opts.StorageEngine, storage.GetStorageEngines()))
|
2020-04-20 09:55:37 +00:00
|
|
|
} else {
|
2020-07-07 18:13:50 +00:00
|
|
|
log.Println("Opening database...")
|
|
|
|
if store, err := s(); err != nil {
|
|
|
|
log.Fatal("Cannot open the database: ", err)
|
|
|
|
} else {
|
|
|
|
defer store.Close()
|
|
|
|
storage.MainStore = store
|
|
|
|
}
|
2020-04-20 09:55:37 +00:00
|
|
|
}
|
|
|
|
|
2021-01-03 21:40:47 +00:00
|
|
|
if opts.NoAuth {
|
|
|
|
// Check if the default account exists.
|
|
|
|
if !storage.MainStore.UserExists(api.NO_AUTH_ACCOUNT) {
|
|
|
|
if user, err := happydns.NewUser(api.NO_AUTH_ACCOUNT, ""); err != nil {
|
|
|
|
log.Fatal("Unable to create default account:", err)
|
|
|
|
} else {
|
|
|
|
user.Settings = *happydns.DefaultUserSettings()
|
|
|
|
if err := storage.MainStore.CreateUser(user); err != nil {
|
|
|
|
log.Fatal("Unable to create default account in database:", err)
|
|
|
|
} else {
|
|
|
|
log.Println("Default account for NoAuth created.")
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
log.Println("WARNING: NoAuth option has to be use for testing or personnal purpose behind another restriction/authentication method.")
|
|
|
|
}
|
|
|
|
|
2020-04-05 11:07:42 +00:00
|
|
|
log.Println("Do database migrations...")
|
2020-04-19 06:49:30 +00:00
|
|
|
if err = storage.MainStore.DoMigration(); err != nil {
|
2020-04-05 11:07:42 +00:00
|
|
|
log.Fatal("Cannot migrate database: ", err)
|
2019-07-16 09:07:03 +00:00
|
|
|
}
|
|
|
|
|
2020-06-08 19:07:53 +00:00
|
|
|
// Prepare graceful shutdown
|
|
|
|
interrupt := make(chan os.Signal, 1)
|
|
|
|
signal.Notify(interrupt, os.Interrupt, syscall.SIGTERM)
|
|
|
|
|
|
|
|
if opts.AdminBind != "" {
|
|
|
|
adminSrv := &http.Server{
|
|
|
|
Addr: opts.AdminBind,
|
|
|
|
Handler: StripPrefix(opts, admin.Router()),
|
|
|
|
}
|
|
|
|
|
|
|
|
go func() {
|
|
|
|
if !strings.Contains(opts.AdminBind, ":") {
|
|
|
|
if _, err := os.Stat(opts.AdminBind); !os.IsNotExist(err) {
|
|
|
|
if err := os.Remove(opts.AdminBind); err != nil {
|
|
|
|
log.Fatal(err)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
unixListener, err := net.Listen("unix", opts.AdminBind)
|
|
|
|
if err != nil {
|
|
|
|
log.Fatal(err)
|
|
|
|
}
|
|
|
|
log.Fatal(adminSrv.Serve(unixListener))
|
|
|
|
} else {
|
|
|
|
log.Fatal(adminSrv.ListenAndServe())
|
|
|
|
}
|
|
|
|
}()
|
|
|
|
log.Println(fmt.Sprintf("Admin listening on %s", opts.AdminBind))
|
|
|
|
}
|
|
|
|
|
|
|
|
srv := &http.Server{
|
|
|
|
Addr: opts.Bind,
|
|
|
|
Handler: StripPrefix(opts, api.Router()),
|
2019-07-16 09:07:03 +00:00
|
|
|
}
|
2020-06-08 19:07:53 +00:00
|
|
|
|
|
|
|
// Serve content
|
|
|
|
go func() {
|
|
|
|
log.Fatal(srv.ListenAndServe())
|
|
|
|
}()
|
|
|
|
log.Println(fmt.Sprintf("Ready, listening on %s", opts.Bind))
|
|
|
|
|
|
|
|
// Wait shutdown signal
|
|
|
|
<-interrupt
|
|
|
|
|
|
|
|
log.Print("The service is shutting down...")
|
|
|
|
srv.Shutdown(context.Background())
|
|
|
|
log.Println("done")
|
2019-07-16 09:07:03 +00:00
|
|
|
}
|