storj/cmd/linksharing/main.go
Egon Elbre 6615ecc9b6 common: separate repository
Change-Id: Ibb89c42060450e3839481a7e495bbe3ad940610a
2019-12-27 14:11:15 +02:00

144 lines
3.5 KiB
Go

// Copyright (C) 2019 Storj Labs, Inc.
// See LICENSE for copying information.
package main
import (
"crypto/tls"
"fmt"
"os"
"path/filepath"
"github.com/spf13/cobra"
"github.com/zeebo/errs"
"go.uber.org/zap"
"storj.io/common/fpath"
"storj.io/storj/lib/uplink"
"storj.io/storj/linksharing"
"storj.io/storj/linksharing/httpserver"
"storj.io/storj/pkg/cfgstruct"
"storj.io/storj/pkg/process"
)
// LinkSharing defines link sharing configuration
type LinkSharing struct {
Address string `user:"true" help:"public address to listen on" devDefault:"localhost:8080" releaseDefault:":8443"`
CertFile string `user:"true" help:"server certificate file" devDefault:"" releaseDefault:"server.crt.pem"`
KeyFile string `user:"true" help:"server key file" devDefault:"" releaseDefault:"server.key.pem"`
PublicURL string `user:"true" help:"public url for the server" devDefault:"http://localhost:8080" releaseDefault:""`
}
var (
rootCmd = &cobra.Command{
Use: "link sharing service",
Short: "Link Sharing Service",
}
runCmd = &cobra.Command{
Use: "run",
Short: "Run the link sharing service",
RunE: cmdRun,
}
setupCmd = &cobra.Command{
Use: "setup",
Short: "Create config files",
RunE: cmdSetup,
Annotations: map[string]string{"type": "setup"},
}
runCfg LinkSharing
setupCfg LinkSharing
confDir string
)
func init() {
defaultConfDir := fpath.ApplicationDir("storj", "linksharing")
cfgstruct.SetupFlag(zap.L(), rootCmd, &confDir, "config-dir", defaultConfDir, "main directory for link sharing configuration")
defaults := cfgstruct.DefaultsFlag(rootCmd)
rootCmd.AddCommand(runCmd)
rootCmd.AddCommand(setupCmd)
process.Bind(runCmd, &runCfg, defaults, cfgstruct.ConfDir(confDir))
process.Bind(setupCmd, &setupCfg, defaults, cfgstruct.ConfDir(confDir), cfgstruct.SetupMode())
}
func cmdRun(cmd *cobra.Command, args []string) (err error) {
ctx, _ := process.Ctx(cmd)
log := zap.L()
uplink, err := uplink.NewUplink(ctx, nil)
if err != nil {
return err
}
tlsConfig, err := configureTLS(runCfg.CertFile, runCfg.KeyFile)
if err != nil {
return err
}
handler, err := linksharing.NewHandler(log, linksharing.HandlerConfig{
Uplink: uplink,
URLBase: runCfg.PublicURL,
})
if err != nil {
return err
}
server, err := httpserver.New(log, httpserver.Config{
Name: "Link Sharing",
Address: runCfg.Address,
Handler: handler,
TLSConfig: tlsConfig,
ShutdownTimeout: -1,
})
if err != nil {
return err
}
return server.Run(ctx)
}
func cmdSetup(cmd *cobra.Command, args []string) (err error) {
setupDir, err := filepath.Abs(confDir)
if err != nil {
return err
}
valid, _ := fpath.IsValidSetupDir(setupDir)
if !valid {
return fmt.Errorf("link sharing configuration already exists (%v)", setupDir)
}
err = os.MkdirAll(setupDir, 0700)
if err != nil {
return err
}
return process.SaveConfig(cmd, filepath.Join(setupDir, "config.yaml"))
}
func configureTLS(certFile, keyFile string) (*tls.Config, error) {
switch {
case certFile != "" && keyFile != "":
case certFile == "" && keyFile == "":
return nil, nil
case certFile != "" && keyFile == "":
return nil, errs.New("key file must be provided with cert file")
case certFile == "" && keyFile != "":
return nil, errs.New("cert file must be provided with key file")
}
cert, err := tls.LoadX509KeyPair(certFile, keyFile)
if err != nil {
return nil, errs.New("unable to load server keypair: %v", err)
}
return &tls.Config{
Certificates: []tls.Certificate{cert},
}, nil
}
func main() {
process.Exec(rootCmd)
}