bloat/main.go

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1.6 KiB
Go
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package main
import (
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"errors"
"flag"
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"fmt"
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"log"
"net/http"
"os"
"path/filepath"
"strings"
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"bloat/config"
"bloat/renderer"
"bloat/service"
)
var (
configFiles = []string{"bloat.conf", "/etc/bloat.conf"}
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)
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func errExit(err error) {
fmt.Fprintln(os.Stderr, err.Error())
os.Exit(1)
}
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func main() {
configFile := flag.String("f", "", "config file")
flag.Parse()
if len(*configFile) > 0 {
configFiles = []string{*configFile}
}
config, err := config.ParseFiles(configFiles)
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if err != nil {
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errExit(err)
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}
if !config.IsValid() {
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errExit(errors.New("invalid config"))
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}
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templatesGlobPattern := filepath.Join(config.TemplatesPath, "*")
renderer, err := renderer.NewRenderer(templatesGlobPattern)
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if err != nil {
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errExit(err)
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}
customCSS := config.CustomCSS
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if len(customCSS) > 0 && !strings.HasPrefix(customCSS, "http://") &&
!strings.HasPrefix(customCSS, "https://") {
customCSS = "/static/" + customCSS
}
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var logger *log.Logger
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if len(config.LogFile) < 1 {
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logger = log.New(os.Stdout, "", log.LstdFlags)
} else {
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lf, err := os.OpenFile(config.LogFile,
os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0644)
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if err != nil {
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errExit(err)
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}
defer lf.Close()
logger = log.New(lf, "", log.LstdFlags)
}
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s := service.NewService(config.ClientName, config.ClientScope,
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config.ClientWebsite, customCSS, config.SingleInstance,
config.PostFormats, renderer)
handler := service.NewHandler(s, logger, config.StaticDirectory)
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logger.Println("listening on", config.ListenAddress)
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err = http.ListenAndServe(config.ListenAddress, handler)
if err != nil {
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errExit(err)
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}
}