1 files changed, 152 insertions, 0 deletions
diff --git a/syz-hub/http.go b/syz-hub/http.go
new file mode 100644
index 000000000..026219be1
--- /dev/null
+++ b/syz-hub/http.go
@@ -0,0 +1,152 @@
+// Copyright 2016 syzkaller project authors. All rights reserved.
+// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
+
+package main
+
+import (
+	"fmt"
+	"html/template"
+	"net"
+	"net/http"
+	"sort"
+	"strings"
+
+	. "github.com/google/syzkaller/log"
+)
+
+func (hub *Hub) initHttp(addr string) {
+	http.HandleFunc("/", hub.httpSummary)
+
+	ln, err := net.Listen("tcp4", addr)
+	if err != nil {
+		Fatalf("failed to listen on %v: %v", addr, err)
+	}
+	Logf(0, "serving http on http://%v", ln.Addr())
+	go func() {
+		err := http.Serve(ln, nil)
+		Fatalf("failed to serve http: %v", err)
+	}()
+}
+
+func (hub *Hub) httpSummary(w http.ResponseWriter, r *http.Request) {
+	hub.mu.Lock()
+	defer hub.mu.Unlock()
+
+	data := &UISummaryData{
+		Log: CachedLogOutput(),
+	}
+	total := UIManager{
+		Name:   "total",
+		Corpus: len(hub.st.Corpus),
+	}
+	for name, mgr := range hub.st.Managers {
+		total.Added += mgr.Added
+		total.Deleted += mgr.Added
+		total.New += mgr.New
+		data.Managers = append(data.Managers, UIManager{
+			Name:    name,
+			Corpus:  len(mgr.Corpus),
+			Added:   mgr.Added,
+			Deleted: mgr.Deleted,
+			New:     mgr.New,
+		})
+	}
+	sort.Sort(UIManagerArray(data.Managers))
+	data.Managers = append([]UIManager{total}, data.Managers...)
+	if err := summaryTemplate.Execute(w, data); err != nil {
+		Logf(0, "failed to execute template: %v", err)
+		http.Error(w, fmt.Sprintf("failed to execute template: %v", err), http.StatusInternalServerError)
+		return
+	}
+}
+
+func compileTemplate(html string) *template.Template {
+	return template.Must(template.New("").Parse(strings.Replace(html, "{{STYLE}}", htmlStyle, -1)))
+}
+
+type UISummaryData struct {
+	Managers []UIManager
+	Log      string
+}
+
+type UIManager struct {
+	Name    string
+	Corpus  int
+	Added   int
+	Deleted int
+	New     int
+}
+
+type UIManagerArray []UIManager
+
+func (a UIManagerArray) Len() int           { return len(a) }
+func (a UIManagerArray) Less(i, j int) bool { return a[i].Name < a[j].Name }
+func (a UIManagerArray) Swap(i, j int)      { a[i], a[j] = a[j], a[i] }
+
+var summaryTemplate = compileTemplate(`
+<!doctype html>
+<html>
+<head>
+	<title>syz-hub</title>
+	{{STYLE}}
+</head>
+<body>
+<b>syz-hub</b>
+<br><br>
+
+<table>
+	<caption>Managers:</caption>
+	<tr>
+		<th>Name</th>
+		<th>Corpus</th>
+		<th>Added</th>
+		<th>Deleted</th>
+		<th>New</th>
+	</tr>
+	{{range $m := $.Managers}}
+	<tr>
+		<td>{{$m.Name}}</td>
+		<td>{{$m.Corpus}}</td>
+		<td>{{$m.Added}}</td>
+		<td>{{$m.Deleted}}</td>
+		<td>{{$m.New}}</td>
+	</tr>
+	{{end}}
+</table>
+<br><br>
+
+Log:
+<br>
+<textarea id="log_textarea" readonly rows="50">
+{{.Log}}
+</textarea>
+<script>
+	var textarea = document.getElementById("log_textarea");
+	textarea.scrollTop = textarea.scrollHeight;
+</script>
+
+</body></html>
+`)
+
+const htmlStyle = `
+	<style type="text/css" media="screen">
+		table {
+			border-collapse:collapse;
+			border:1px solid;
+		}
+		table caption {
+			font-weight: bold;
+		}
+		table td {
+			border:1px solid;
+			padding: 3px;
+		}
+		table th {
+			border:1px solid;
+			padding: 3px;
+		}
+		textarea {
+			width:100%;
+		}
+	</style>
+`