keyctl/cmd/keyctl/main.go

95 lines
2.2 KiB
Go

// Copyright (C) 2023 Marius Schellenberger
package main
import (
"context"
"flag"
"fmt"
"os"
"os/signal"
"path/filepath"
"syscall"
"time"
"git.giftfish.de/ston1th/keyctl/pkg/api"
"git.giftfish.de/ston1th/keyctl/pkg/cli"
"git.giftfish.de/ston1th/keyctl/pkg/db"
"github.com/go-logr/logr"
"k8s.io/klog/v2"
"k8s.io/klog/v2/klogr"
)
var (
version string
listen string
socket string
path string
log logr.Logger
)
func usage() {
fmt.Printf(`keyctl %s:
supported subcommands:
keyctl server - starts a keyctl server
keyctl new - generates a new key
keyctl get - retrieve a key from the server
keyctl ls - list configured keys
keyctl req - list current key requests
keyctl approve - approve a key request
keyctl reject - reject a key request
keyctl del - delete a key
keyctl help - show this usage
`, version)
os.Exit(1)
}
func main() {
if len(os.Args) < 2 {
usage()
}
arg := os.Args[1]
switch arg {
case "new", "get", "ls", "req", "approve", "reject", "del":
//flag.StringVar(&config, "config", "/etc/keyctl/url.conf", "path to client config file")
//flag.Parse()
cli.Run(arg) // does not return
case "server":
fs := flag.NewFlagSet("", flag.ExitOnError)
klog.InitFlags(fs)
fs.StringVar(&listen, "listen", ":7070", "listen ip:port")
fs.StringVar(&socket, "socket", "keyctl.sock", "listen unix domain socket")
fs.StringVar(&path, "path", "/var/keyctl", "db storage dir")
fs.Parse(os.Args[2:])
default:
usage()
}
log = klogr.New().WithName("main")
log.Info("starting keyctl", "version", version)
srv, err := api.NewServer(klogr.New().WithName("srv"), listen, filepath.Join(path, socket))
if err != nil {
klog.Fatalf("init failed: %s", err)
}
dbstore, err := db.New(klogr.New().WithName("db"), path)
if err != nil {
klog.Fatalf("init failed: %s", err)
}
srv.Start(dbstore)
sigs := make(chan os.Signal, 1)
signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
<-sigs
log.Info("keyctl shutdown initiated")
ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
srv.Shutdown(ctx)
cancel()
err = dbstore.Close()
if err != nil {
log.Error(err, "error closing db")
}
log.Info("keyctl shutdown completed")
os.Exit(0)
}