From 4717ba0aae3d2cb7fed370ee55fc6e6841def315 Mon Sep 17 00:00:00 2001
From: Markus Grüneis <gimpf@gimpf.org>
Date: Thu, 23 Oct 2014 13:24:04 +0200
Subject: hub: serve viz app under /viz

---
 src/hub/src/spreadspace.org/sfive-hub/s5hub.go |  3 ++-
 src/hub/src/spreadspace.org/sfive/s5srvWeb.go  | 13 ++++++++++++-
 src/hub/test-srv                               |  2 +-
 3 files changed, 15 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/hub/src/spreadspace.org/sfive-hub/s5hub.go b/src/hub/src/spreadspace.org/sfive-hub/s5hub.go
index 3f41fea..2509139 100644
--- a/src/hub/src/spreadspace.org/sfive-hub/s5hub.go
+++ b/src/hub/src/spreadspace.org/sfive-hub/s5hub.go
@@ -19,6 +19,7 @@ func main() {
 	startGramPipe := flag.Bool("start-pipegram-server", true, "start a datagram oriented pipe server; see option pipegram")
 	startWeb := flag.Bool("start-web-server", true, "start a webserver")
 	forward := flag.String("forward-url", "", "forward to another sfive-server with http server at base-url")
+	vizAppDir := flag.String("viz-dir", "./viz", "base-path to the viz application")
 
 	flag.Parse()
 
@@ -56,7 +57,7 @@ func main() {
 		go func() {
 			defer wg.Done()
 			s5hl.Println("start web-srv")
-			server.ServeWeb()
+			server.ServeWeb(*vizAppDir)
 			s5hl.Println("web finished")
 		}()
 	}
diff --git a/src/hub/src/spreadspace.org/sfive/s5srvWeb.go b/src/hub/src/spreadspace.org/sfive/s5srvWeb.go
index 7adbb81..31964ad 100644
--- a/src/hub/src/spreadspace.org/sfive/s5srvWeb.go
+++ b/src/hub/src/spreadspace.org/sfive/s5srvWeb.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"io/ioutil"
 	"net/http"
+	"os"
 	"strconv"
 	"time"
 
@@ -180,7 +181,15 @@ func (self StatsSinkServer) getStats(c web.C, w http.ResponseWriter, r *http.Req
 	fmt.Fprintf(w, "%s", jsonString)
 }
 
-func (self StatsSinkServer) ServeWeb() {
+func (self StatsSinkServer) ServeWeb(vizAppLocation string) {
+	if _, err := os.Stat(vizAppLocation); err != nil {
+		if os.IsNotExist(err) {
+			s5l.Panicf("web: viz-app at %s does not exist.", vizAppLocation)
+		} else {
+			s5l.Printf("web: failed to stat %s: %v", vizAppLocation, err)
+		}
+	}
+
 	goji.Get("/hello/:name", hello)
 	goji.Get("/tags", self.getTagList)
 	goji.Get("/sources", self.getSourcesList)
@@ -189,5 +198,7 @@ func (self StatsSinkServer) ServeWeb() {
 	goji.Get("/updates/:id", self.getUpdate)
 	goji.Post("/updates", self.postUpdate)
 	goji.Get("/stats", self.getStats)
+	goji.Handle("/viz/*", http.StripPrefix("/viz/", http.FileServer(http.Dir(vizAppLocation))))
+
 	goji.Serve()
 }
diff --git a/src/hub/test-srv b/src/hub/test-srv
index 8240868..f21c879 100755
--- a/src/hub/test-srv
+++ b/src/hub/test-srv
@@ -1,4 +1,4 @@
 #!/bin/sh
 
 rm -f /run/sfive/pipe /run/sfive/pipegram
-./bin/sfive-hub -db /var/lib/sfive/db.sqlite -start-pipe-server -pipe /var/run/sfive/pipe -start-web-server
+./bin/sfive-hub -db /var/lib/sfive/db.sqlite -start-pipe-server -pipe /var/run/sfive/pipe -start-web-server -viz-dir "$(pwd)/../viz"
-- 
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