seaweedfs/weed/shell/commands.go

67 lines
1.4 KiB
Go

package shell
import (
"fmt"
"github.com/chrislusf/seaweedfs/weed/wdclient"
"google.golang.org/grpc"
"io"
"net/url"
"path/filepath"
"strconv"
"strings"
)
type ShellOptions struct {
Masters *string
GrpcDialOption grpc.DialOption
// shell transient context
FilerHost string
FilerPort int64
Directory string
}
type commandEnv struct {
env map[string]string
masterClient *wdclient.MasterClient
option ShellOptions
}
type command interface {
Name() string
Help() string
Do([]string, *commandEnv, io.Writer) error
}
var (
commands = []command{}
)
func (ce *commandEnv) parseUrl(input string) (filerServer string, filerPort int64, path string, err error) {
if strings.HasPrefix(input, "http") {
return parseFilerUrl(input)
}
if !strings.HasPrefix(input, "/") {
input = filepath.ToSlash(filepath.Join(ce.option.Directory, input))
}
return ce.option.FilerHost, ce.option.FilerPort, input, err
}
func parseFilerUrl(entryPath string) (filerServer string, filerPort int64, path string, err error) {
if strings.HasPrefix(entryPath, "http") {
var u *url.URL
u, err = url.Parse(entryPath)
if err != nil {
return
}
filerServer = u.Hostname()
portString := u.Port()
if portString != "" {
filerPort, err = strconv.ParseInt(portString, 10, 32)
}
path = u.Path
} else {
err = fmt.Errorf("path should have full url http://<filer_server>:<port>/path/to/dirOrFile : %s", entryPath)
}
return
}