1 //
2 // Copyright (C) 2014 Sebastian 'tokkee' Harl <sh@tokkee.org>
3 // All rights reserved.
4 //
5 // Redistribution and use in source and binary forms, with or without
6 // modification, are permitted provided that the following conditions
7 // are met:
8 // 1. Redistributions of source code must retain the above copyright
9 // notice, this list of conditions and the following disclaimer.
10 // 2. Redistributions in binary form must reproduce the above copyright
11 // notice, this list of conditions and the following disclaimer in the
12 // documentation and/or other materials provided with the distribution.
13 //
14 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
15 // ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
16 // TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
18 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
21 // OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
22 // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
23 // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
24 // ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 // webui is a web-based user-interface for SysDB.
27 package main
29 import (
30 "flag"
31 "fmt"
32 "log"
33 "net/http"
34 "os"
35 "os/user"
37 "github.com/sysdb/go/client"
38 "github.com/sysdb/webui/server"
39 )
41 var (
42 addr = flag.String("address", "/var/run/sysdbd.sock", "SysDB server address")
43 username *string
45 listen = flag.String("listen", ":8080", "address to listen for incoming connections")
46 tmpl = flag.String("template-path", "templates", "location of template files")
47 static = flag.String("static-path", "static", "location of static files")
48 )
50 func init() {
51 u, err := user.Current()
52 var def string
53 if err != nil {
54 log.Printf("WARNING: Unable to determine current user: %v", err)
55 } else {
56 def = u.Username
57 }
59 username = flag.String("user", def, "SysDB user name")
60 }
62 func main() {
63 flag.Parse()
65 log.Printf("Connecting to SysDB at %s.", *addr)
66 var conns []*client.Conn
67 for i := 0; i < 10; i++ {
68 conn, err := client.Connect(*addr, *username)
69 if err != nil {
70 fatalf("Failed to connect to SysDB at %q: %v", *addr, err)
71 }
72 conns = append(conns, conn)
73 }
75 srv, err := server.New(server.Config{
76 Conns: conns,
77 TemplatePath: *tmpl,
78 StaticPath: *static,
79 })
80 if err != nil {
81 fatalf("Failed to construct web-server: %v", err)
82 }
84 log.Printf("Listening on %s.", *listen)
85 http.Handle("/", srv)
86 err = http.ListenAndServe(*listen, nil)
87 if err != nil {
88 fatalf("Failed to set up HTTP server on address %q: %v", *listen, err)
89 }
90 }
92 func fatalf(format string, a ...interface{}) {
93 fmt.Fprintf(os.Stderr, format, a...)
94 fmt.Fprintln(os.Stderr)
95 os.Exit(1)
96 }
98 // vim: set tw=78 sw=4 sw=4 noexpandtab :