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base: da/kamojiserv:4e401cbb7a65360106b2234873c753c2248f3ec1
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da/kamojiserv:master
..
compare: da/kamojiserv:master
Branches Tags
da/kamojiserv:master
11 Commits
4e401cbb7a .. master
Author SHA1 Message Date
Daniel Aberger 9db57ad178 add main binary to .gitignore 2021-11-05 12:21:20 +01:00
da 96798db689 set top padding to fixed 50px in template 2021-09-28 11:42:18 +02:00
da 12b5f9a75f adjust font-scaling in template 2021-09-28 11:40:41 +02:00
da 366130e9f4 add centering and font-scaling to template 2021-09-28 11:38:54 +02:00
Daniel Aberger dcc58a331a remove og:title meta tag from template 2021-08-01 11:43:13 +02:00
Daniel Aberger 3fa2760726 set rand seed for true randomness 2021-08-01 11:34:04 +02:00
Daniel Aberger 16a06ade68 reword log output for consistent experience 2021-08-01 11:33:45 +02:00
Daniel Aberger 82b78bc58c add some blank lines for readability 2021-08-01 11:33:17 +02:00
Daniel Aberger 79f1771d35 enhance log output with timestamp and more verbosity 2021-07-31 23:46:38 +02:00
Daniel Aberger 09462288b1 add logrus and additional log outputs 2021-07-31 03:59:05 +02:00
Daniel Aberger f64e0a6457 add flags for custom port, kamoji file and template file 2021-07-31 03:58:26 +02:00
5 changed files with 51 additions and 11 deletions
Expand all files Collapse all files
.gitignore
+1
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@@ -5,6 +5,7 @@
*.dll *.dll
*.so *.so
*.dylib *.dylib
main
# Test binary, built with `go test -c` # Test binary, built with `go test -c`
*.test *.test
go.mod
+5
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@@ -0,0 +1,5 @@
module dev.ixab.de/da/kamojiserv
go 1.16
require github.com/sirupsen/logrus v1.8.1
go.sum
+10
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@@ -0,0 +1,10 @@
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/sirupsen/logrus v1.8.1 h1:dJKuHgqk1NNQlqoA6BTlM1Wf9DOH3NBjQyu0h9+AZZE=
github.com/sirupsen/logrus v1.8.1/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=
github.com/stretchr/testify v1.2.2 h1:bSDNvY7ZPG5RlJ8otE/7V6gMiyenm9RtJ7IUVIAoJ1w=
github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
golang.org/x/sys v0.0.0-20191026070338-33540a1f6037 h1:YyJpGZS1sBuBCzLAR1VEpK193GlqGZbnPFnPV/5Rsb4=
golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
kamoji_template.html
+3 -1
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@@ -4,14 +4,16 @@
<meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate" /> <meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate" />
<meta http-equiv="Pragma" content="no-cache" /> <meta http-equiv="Pragma" content="no-cache" />
<meta http-equiv="Expires" content="0" /> <meta http-equiv="Expires" content="0" />
<meta property="og:title" content="{{.Kamoji}}" /> <meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta property="og:description" content="{{.Kamoji}}" /> <meta property="og:description" content="{{.Kamoji}}" />
<meta charset="UTF-8"> <meta charset="UTF-8">
<title>{{.Kamoji}}</title> <title>{{.Kamoji}}</title>
</head> </head>
<body> <body>
<p style="text-align: center; padding: 50px 0; font-size: 5vw">
{{.Kamoji}} {{.Kamoji}}
</p>
</body> </body>
</html> </html>
main.go
+32 -10
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@@ -2,12 +2,14 @@ package main
import ( import (
"bufio" "bufio"
"flag"
"html/template" "html/template"
"log"
"math/rand" "math/rand"
"net/http" "net/http"
"os" "os"
"time" "time"
log "github.com/sirupsen/logrus"
) )
type Kamoji struct { type Kamoji struct {
@@ -18,10 +20,10 @@ type Kamojis struct {
Kamojis []Kamoji Kamojis []Kamoji
} }
func loadKamojis() Kamojis { func loadKamojis(path string) Kamojis {
kamojis := Kamojis{} kamojis := Kamojis{}
log.Println("load kamojis from " + path + ".")
file, err := os.Open("kamojis.txt") file, err := os.Open(path)
if err != nil { if err != nil {
log.Fatal(err) log.Fatal(err)
} }
@@ -31,28 +33,48 @@ func loadKamojis() Kamojis {
for scanner.Scan() { for scanner.Scan() {
kamojis.Kamojis = append(kamojis.Kamojis, Kamoji{Kamoji: scanner.Text()}) kamojis.Kamojis = append(kamojis.Kamojis, Kamoji{Kamoji: scanner.Text()})
} }
log.Println("kamojis loaded.")
if err := scanner.Err(); err != nil { if err := scanner.Err(); err != nil {
log.Fatal(err) log.Fatal(err)
} }
return kamojis return kamojis
} }
func randNum(i int) int {
rand.Seed(time.Now().UnixNano())
return rand.Intn(i)
}
func main() { func main() {
tmpl, err := template.ParseFiles("kamoji_template.html") port := flag.String("port", "80", "http listening port")
kamojisPath := flag.String("kamojis", "kamojis.txt", "path to file with kamojis")
templatePath := flag.String("template", "kamoji_template.html", "path to HTML template file")
flag.Parse()
log.SetFormatter(&log.TextFormatter{FullTimestamp: true})
log.Println("parsing template file from " + *templatePath + ".")
tmpl, err := template.ParseFiles(*templatePath)
if err != nil { if err != nil {
log.Fatal(err) log.Fatal(err)
} }
allk := loadKamojis()
allk := loadKamojis(*kamojisPath)
timestamp := time.Now().Unix() timestamp := time.Now().Unix()
randomNumber := rand.Intn(len(allk.Kamojis)) randomNumber := randNum(len(allk.Kamojis))
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) { http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
if time.Now().Unix()-timestamp > 60 { if time.Now().Unix()-timestamp > 60 {
randomNumber = rand.Intn(len(allk.Kamojis)) randomNumber = randNum(len(allk.Kamojis))
timestamp = time.Now().Unix() timestamp = time.Now().Unix()
log.Println("rotating kamoji.")
} }
log.Println("serving kamoji to " + r.Header.Get("x-forwarded-for") + ".")
k := allk.Kamojis[randomNumber] k := allk.Kamojis[randomNumber]
tmpl.Execute(w, k) tmpl.Execute(w, k)
}) })
http.ListenAndServe(":80", nil)
http.ListenAndServe(":"+*port, nil)
log.Println("starting webserver on port " + *port + ". press ctrl-c to exit.")
} }