mc_man/mc_man.go
Brian Buller 76cc9b7336 Spin up Webserver
Also, actually read minecraft's op/whitelist files
2015-04-16 11:57:48 -05:00

109 lines
2.1 KiB
Go

package main
import (
"fmt"
"gogs.bullercodeworks.com/brian/mc_man/util"
"log"
"os"
"os/exec"
"time"
)
func main() {
xmxVal := "1024M"
xmsVal := "1024M"
args := os.Args[1:]
if len(args) > 0 {
if args[0] == "-help" {
fmt.Println("Usage: mc_man <Xmx Value> <Xms Value>")
fmt.Println(" <Xmx Value> - The Maximum Memory Allocation Pool for the JVM")
fmt.Println(" <Xms Value> - The Initial Memory Allocation Pool")
os.Exit(0)
}
if len(args) > 0 {
xmxVal = args[0]
if len(args) > 1 {
xmsVal = args[1]
}
}
}
// The minecraft server command
cmd := exec.Command("java", "-Xmx"+xmxVal, "-Xms"+xmsVal, "-jar", "minecraft_server.jar", "nogui")
// Control StdIn
stdin, err := cmd.StdinPipe()
if err != nil {
log.Fatal(err)
}
// Pipe the process' stdout to stdout for monitoring
stdout, err := cmd.StdoutPipe()
if err != nil {
log.Fatal(err)
}
// Kick off the process
if err := cmd.Start(); err != nil {
log.Fatal(err)
}
// Build a string channel for stdout
ch := make(chan string)
// And a routine to keep the channel updated
go func() {
buf := make([]byte, 1024)
for {
n, err := stdout.Read(buf)
if n != 0 {
// Something there throw it into the channel
ch <- string(buf[:n])
}
if err != nil {
fmt.Print("Caught: ", err, "\n")
// Error, break out of loop
break
}
}
fmt.Println("mc_man stopped")
util.StopServer = true
close(ch)
}()
// Load the Config
mm := util.NewManager(stdin)
util.LoadConfig(&mm)
go func() {
for {
s, ok := <-ch
if !ok {
break
}
m := util.NewMessage(s)
fmt.Printf("\x1b[34;1m%s\x1b[0m", m.Output())
mm.ProcessMessage(s)
}
}()
// Web Server Routine
go func() {
util.StartServer(ch)
}()
// The forever loop to monitor everything
for {
time.Sleep(time.Second)
if util.StopServer {
break
}
// fmt.Printf("Monitoring... (%d users)\n", len(util.GetConfig().LoggedInUsers))
// for i, u := range util.GetConfig().LoggedInUsers {
// if !u.HasQuota() {
// fmt.Printf(">> User %s is out of quota\n", u.Name)
// }
// }
}
}