add certmagic package to host explorer frontend with https

Gopkg.toml

@@ -42,4 +42,12 @@
 
 [prune]
   go-tests = true
-  unused-packages = true
+  unused-packages = true
+
+[[constraint]]
+  branch = "master"
+  name = "github.com/mholt/certmagic"
+
+[[override]]
+  name = "github.com/go-acme/lego"
+  branch = "master"

cmd/rivined/daemon.go

@@ -155,7 +155,21 @@ func runDaemon(cfg daemon.Config, networkCfg daemon.NetworkConfig, moduleIdentif
 		if err != nil {
 			return err
 		}
-		api.RegisterExplorerHTTPHandlers(router, cs, e, tpool)
+		if cfg.HostExplorer {
+			explorerRouter := httprouter.New()
+			api.RegisterExplorerHTTPHandlers(explorerRouter, cs, e, tpool)
+
+			// After registering endpoints start explorer frontend
+			go func() {
+				err = e.ServeFrontend(cfg.StagingCA, cfg.CaddyDomains, cfg.CaddyEmail, explorerRouter)
+				if err != nil {
+					servErrs <- err
+				}
+			}()
+		} else {
+			api.RegisterExplorerHTTPHandlers(router, cs, e, tpool)
+		}
+
 		defer func() {
 			fmt.Println("Closing explorer...")
 			err := e.Close()

modules/explorer.go

@@ -3,6 +3,7 @@ package modules
 import (
 	"math/big"
 
+	"github.com/julienschmidt/httprouter"
 	"github.com/threefoldtech/rivine/types"
 )
 
@@ -146,6 +147,8 @@ type (
 		// Constants returns the constants in use by the chain
 		Constants() DaemonConstants
 
+		ServeFrontend(stagingCA bool, domainNames []NetAddress, email string, router *httprouter.Router) error
+
 		Close() error
 	}
 )