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package main
import (
"flag"
"fmt"
"log"
"net/http"
"os"
"time"
"github.com/gorilla/mux"
)
var (
host string
port int
logFilePath string
databasePath string
sessiondbPath string
globalState *State
)
func initFlags() {
flag.StringVar(&host, "host", "127.0.0.1", "The host to listen on")
flag.StringVar(&host, "h", "127.0.0.1", "The host to listen on (shorthand)")
flag.IntVar(&port, "port", 8080, "The port to listen on")
flag.IntVar(&port, "p", 8080, "The port to listen on (shorthand)")
flag.StringVar(&logFilePath, "logfilepath", "./server.log", "The path to the log file")
flag.StringVar(&databasePath, "databasepath", "./main.db", "The path to the main database")
flag.StringVar(&sessiondbPath, "sessiondbpath", "./sessions.db", "The path to the session database")
}
func indexHandler(w http.ResponseWriter, r *http.Request) {
fmt.Fprintf(w, "Hello World from the backend")
}
func main() {
initFlags()
flag.Parse()
// log init
log.Println("[i] Setting up logging...")
logFile, err := os.OpenFile(logFilePath, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0664)
if err != nil {
log.Fatal("Error opening the server.log file: ", err)
}
logger := loggingMiddleware{logFile}
// db init
log.Println("[i] Setting up Global State Struct...")
s, err := NewState()
if err != nil {
log.Fatal("Error creating the NewState(): ", err)
}
globalState = s
// session init
log.Println("[i] Setting up Session Storage...")
store, err := NewSqliteStore(sessiondbPath, "sessions", "/", 3600, []byte(os.Getenv("SESSION_KEY")))
if err != nil {
panic(err)
}
globalState.sessions = store
r := mux.NewRouter()
r.Use(logger.Middleware)
r.HandleFunc("/", indexHandler)
srv := &http.Server{
Handler: r,
Addr: ":8080",
WriteTimeout: 15 * time.Second,
ReadTimeout: 15 * time.Second,
}
log.Printf("[i] Running the server on %s", srv.Addr)
log.Fatal(srv.ListenAndServe())
}
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