-
Notifications
You must be signed in to change notification settings - Fork 0
/
main.go
63 lines (53 loc) · 1.29 KB
/
main.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
package main
import (
"fmt"
"github.com/spf13/viper"
"gopkg.in/gin-gonic/gin.v1"
)
type rewriteResult struct {
url string
showLandingPage bool
}
type rewriter interface {
rewrite(string) *rewriteResult
String() string
}
func main() {
loadConfiguration()
s := rewriteServer{}
loadStaticRulesFromConfig(&s)
loadReplaceRulesFromConfig(&s)
loadDatabaseRuleRewritersFromConfig(&s)
s.listRewriters()
r := gin.Default()
if viper.GetBool("app.debug") == false {
gin.SetMode(gin.ReleaseMode)
}
r.LoadHTMLFiles("landingpage.html")
r.Use(s.handleRedirect)
portNumber := viper.GetInt("app.port")
serverURI := fmt.Sprintf(":%v", portNumber)
r.Run(serverURI)
}
func loadConfiguration() {
viper.SetDefault("app.debug", false)
viper.SetDefault("app.port", "8080")
viper.SetDefault("static-rules", []StaticRule{})
viper.SetConfigName("config")
viper.AddConfigPath("/etc/go-there/")
viper.AddConfigPath("$HOME/.go-there")
viper.AddConfigPath(".")
err := viper.ReadInConfig()
if err != nil {
fmt.Println("Could not find a config file:")
fmt.Println(err.Error())
} else {
fmt.Printf("Using configuration file: %s\n", viper.ConfigFileUsed())
}
viper.AutomaticEnv()
}
func debug(msg string, vars ...interface{}) {
if viper.GetBool("app.debug") {
fmt.Printf(msg, vars...)
}
}