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mkdir.go
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mkdir.go
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// Copyright 2016 Keybase Inc. All rights reserved.
// Use of this source code is governed by a BSD
// license that can be found in the LICENSE file.
package main
import (
"flag"
"fmt"
"os"
"github.com/keybase/client/go/kbfs/data"
"github.com/keybase/client/go/kbfs/fsrpc"
"github.com/keybase/client/go/kbfs/libkbfs"
"golang.org/x/net/context"
)
func maybePrintPath(path string, err error, verbose bool) {
if err == nil && verbose {
fmt.Fprintf(os.Stderr, "mkdir: created directory %q\n", path)
}
}
func createDir(ctx context.Context, kbfsOps libkbfs.KBFSOps, parentNode libkbfs.Node, dirname, path string, verbose bool) (libkbfs.Node, error) {
childNode, _, err := kbfsOps.CreateDir(
ctx, parentNode, parentNode.ChildName(dirname))
maybePrintPath(path, err, verbose)
return childNode, err
}
func mkdirOne(ctx context.Context, config libkbfs.Config, dirPathStr string, createIntermediate, verbose bool) error {
p, err := fsrpc.NewPath(dirPathStr)
if err != nil {
return err
}
kbfsOps := config.KBFSOps()
if createIntermediate {
if p.PathType != fsrpc.TLFPathType || len(p.TLFComponents) == 0 {
// Nothing to do.
return nil
}
tlfRoot := fsrpc.Path{
PathType: fsrpc.TLFPathType,
TLFType: p.TLFType,
TLFName: p.TLFName,
}
tlfNode, err := tlfRoot.GetDirNode(ctx, config)
if err != nil {
return err
}
currP := tlfRoot
currNode := tlfNode
for i := 0; i < len(p.TLFComponents); i++ {
dirname := p.TLFComponents[i]
currP, err = currP.Join(dirname)
if err != nil {
return err
}
nextNode, err := createDir(ctx, kbfsOps, currNode, dirname, currP.String(), verbose)
if err == (data.NameExistsError{Name: dirname}) {
nextNode, _, err = kbfsOps.Lookup(
ctx, currNode, currNode.ChildName(dirname))
}
if err != nil {
return err
}
currNode = nextNode
}
} else {
if p.PathType != fsrpc.TLFPathType {
return data.NameExistsError{Name: p.String()}
}
parentDir, dirname, err := p.DirAndBasename()
if err != nil {
return err
}
if parentDir.PathType != fsrpc.TLFPathType {
// TODO: Ideally, this would error out if
// p already existed.
_, err := p.GetDirNode(ctx, config)
maybePrintPath(p.String(), err, verbose)
return err
}
parentNode, err := parentDir.GetDirNode(ctx, config)
if err != nil {
return err
}
_, err = createDir(ctx, kbfsOps, parentNode, dirname, p.String(), verbose)
if err != nil {
return err
}
}
return nil
}
func mkdir(ctx context.Context, config libkbfs.Config, args []string) (exitStatus int) {
flags := flag.NewFlagSet("kbfs mkdir", flag.ContinueOnError)
createIntermediate := flags.Bool("p", false, "Create intermediate directories as required.")
verbose := flags.Bool("v", false, "Print extra status output.")
err := flags.Parse(args)
if err != nil {
printError("mkdir", err)
return 1
}
nodePaths := flags.Args()
if len(nodePaths) == 0 {
printError("mkdir", errAtLeastOnePath)
return 1
}
for _, nodePath := range nodePaths {
err := mkdirOne(ctx, config, nodePath, *createIntermediate, *verbose)
if err != nil {
printError("mkdir", err)
exitStatus = 1
}
}
return
}