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main.go
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main.go
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package main
import (
"flag"
"fmt"
"net/url"
"os"
"github.com/kmcsr/go-logger"
"github.com/kmcsr/go-logger/logrus"
installer "github.com/kmcsr/server-installer"
)
var loger logger.Logger
func initLogger() {
loger = logrus.Logger
if os.Getenv("DEBUG") == "true" {
loger.SetLevel(logger.TraceLevel)
}
_, err := logger.OutputToFile(loger, "./server-installer.log", os.Stdout)
if err != nil {
panic(err)
}
installer.SetLogger(loger)
return
}
var (
TargetVersion string = "latest"
ServerType string = ""
InstallPath string = "."
ExecutableName string = "minecraft"
)
func parseArgs() {
flag.StringVar(&TargetVersion, "version", TargetVersion,
"the version of the server need to be installed, could be [latest snapshot latest-snapshot]")
flag.StringVar(&InstallPath, "output", InstallPath,
"the path need to be installed")
flag.StringVar(&ExecutableName, "name", ExecutableName,
"the executable name, without suffix such as '.sh' or '.jar'")
flag.Usage = func() {
out := flag.CommandLine.Output()
fmt.Fprintf(out, "Usage of %s (%s):\n", os.Args[0], installer.PkgVersion)
fmt.Fprint(out, UsageText)
fmt.Fprintln(out, "Flags:")
fmt.Fprintln(out, " -h, -help")
fmt.Fprintln(out, " Show this help page")
flag.PrintDefaults()
fmt.Fprintln(out, "Args:")
fmt.Fprintln(out, " <server_type> string")
fmt.Fprintf(out, " type of the server %v (default \"vanilla\" for `versions`)", installer.GetInstallerNames())
fmt.Fprintln(out, " <modpack_file> filepath | URL")
fmt.Fprintln(out, " the modpack's local path or an URL. If it's an URL, installer will download the modpack first")
}
flag.Parse()
if flag.NArg() == 0 {
flag.Usage()
os.Exit(0)
}
ServerType = flag.Arg(0)
}
func main() {
parseArgs()
initLogger()
fmt.Println()
switch ServerType {
case "modpack":
if flag.NArg() < 2 {
flag.Usage()
loger.Fatal("Missing argument <modpack_file>")
}
path := flag.Arg(1)
if _, err := url.ParseRequestURI(path); err == nil {
var mpath string
loger.Infof("Downloading modpack %q ...", path)
if mpath, err = installer.DefaultHTTPClient.DownloadTmp(path, "server-*.mrpack", 0, nil, -1, nil); err != nil {
loger.Fatalf("Couldn't download modpack %q: %v", path, err)
}
defer os.Remove(mpath)
path = mpath
}
loger.Infof("Loading modpack %q ...", path)
pack, err := installer.OpenMrpack(path)
if err != nil {
loger.Fatalf("Couldn't load modpack %q: %v", path, err)
}
err = pack.InstallServer(InstallPath)
pack.Close()
if err != nil {
loger.Fatalf("Install modpack error: %v", err)
}
var installed string
minecraft, mok := pack.Deps["minecraft"]
if forge, ok := pack.Deps["forge"]; ok {
installed, err = installer.DefaultForgeInstaller.InstallWithLoader(InstallPath, ExecutableName, minecraft, forge)
} else if fabric, ok := pack.Deps["fabric-loader"]; ok {
installed, err = installer.DefaultFabricInstaller.InstallWithLoader(InstallPath, ExecutableName, minecraft, fabric)
} else if quilt, ok := pack.Deps["quilt-loader"]; ok {
installed, err = installer.DefaultQuiltInstaller.InstallWithLoader(InstallPath, ExecutableName, minecraft, quilt)
} else if mok {
installed, err = installer.VanillaIns.Install(InstallPath, ExecutableName, minecraft)
} else {
loger.Warnf("Modpack didn't contain any dependencies")
fmt.Println("\nServer executable file installed to:")
fmt.Println("NULL")
return
}
if err != nil {
loger.Fatalf("Install error: %v", err)
}
loger.Infof("installed: %s", installed)
fmt.Println("\nServer executable file installed to:")
fmt.Println(installed)
case "versions":
if flag.NArg() > 1 {
ServerType = flag.Arg(1)
} else {
ServerType = "vanilla"
}
snapshot := TargetVersion == "snapshot"
loger.Infof("Getting version list for %s server", ServerType)
ir, ok := installer.Get(ServerType)
if !ok {
loger.Fatalf("Could not found installer for server %q", ServerType)
}
versions, err := ir.ListVersions(snapshot)
if err != nil {
loger.Fatalf("Couldn't get versions: %v", err)
}
fmt.Println("Total versions count:", len(versions))
for _, v := range versions {
fmt.Println(v)
}
default:
loger.Infof("Getting version %q for %s server", TargetVersion, ServerType)
loger.Infof("Install into %q with name %q", InstallPath, ExecutableName)
fmt.Println()
ir, ok := installer.Get(ServerType)
if !ok {
loger.Fatalf("Could not found installer for server %q", ServerType)
}
installed, err := ir.Install(InstallPath, ExecutableName, TargetVersion)
if err != nil {
loger.Fatalf("Install error: %v", err)
}
loger.Infof("installed: %s", installed)
fmt.Println("\nServer executable file installed to:")
fmt.Println(installed)
}
}