ShareDAV/cmd_share.go

192 lines
6.2 KiB
Go

// Copyright (c) 2020, Andreas Schneider
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of the <organization> nor the
// names of its contributors may be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
package main
import (
"fmt"
"os"
"path"
uuid "github.com/satori/go.uuid"
)
type CmdShare struct {
CmdList CmdShareList `cmd:"" name:"list" help:"List all shares."`
CmdCreate CmdShareCreate `cmd:"" name:"create" help:"Create a new share."`
CmdDelete CmdShareDelete `cmd:"" name:"delete" help:"Delete a share."`
CmdAddUser CmdShareAddUser `cmd:"" name:"add-user" help:"Add user to share."`
CmdAddLogin CmdShareAddLogin `cmd:"" name:"add-login" help:"Add login to share."`
CmdRemoveUser CmdShareRemoveUser `cmd:"" name:"remove-user" help:"Remove user from share."`
CmdRemoveLogin CmdShareRemoveLogin `cmd:"" name:"remove-login" help:"Remove login from share."`
}
type CmdShareList struct{}
func (cmd *CmdShareList) Run(app *app) error {
shares, err := app.shareStore.GetShares()
if err != nil {
return err
}
for _, share := range shares {
fmt.Printf("* %s (%s)\n", share.UUID.String(), share.Name)
shareUsers, err := app.shareStore.GetShareUsers(share)
if err != nil {
fmt.Printf(" !! Users cannot be listed: %v\n", err)
continue
}
for _, shareUser := range shareUsers {
fmt.Printf(" * User: %s (%s)\n", shareUser.Username, shareUser.Role)
shareLogins, err := app.shareStore.GetShareLogins(share, shareUser.Username)
if err != nil {
fmt.Printf(" !! Logins cannot be listed: %v\n", err)
continue
}
for _, shareLogin := range shareLogins {
info := ""
if shareLogin.ReadOnly {
info += " (readonly)"
}
fmt.Printf(" * Login: %s%s\n", shareLogin.LoginName, info)
}
}
}
return nil
}
type CmdShareCreate struct {
Name string `name:"name" help:"Name of the share." required:""`
}
func (cmd *CmdShareCreate) Run(app *app) error {
share, err := app.shareStore.CreateShare()
if err != nil {
return err
}
share.Name = cmd.Name
if err := app.shareStore.UpdateShareAttributes(share); err != nil {
// Best effort cleanup.
_ = app.shareStore.RemoveShare(share.UUID)
return fmt.Errorf("cannot set share attributes: %v", err)
}
if err := os.MkdirAll(path.Join(app.DataDirectory, share.UUID.String()), 0750); err != nil {
// Best effort cleanup.
_ = app.shareStore.RemoveShare(share.UUID)
return fmt.Errorf("cannot create data dir: %v", err)
}
fmt.Printf("Share created: %s\n", share.UUID.String())
return nil
}
type ShareIdentifier struct {
UUID uuid.UUID `arg:"" name:"id" help:"ID of the share to be deleted." required:""`
}
type CmdShareDelete struct {
ShareIdentifier
}
func (cmd *CmdShareDelete) Run(app *app) error {
if err := os.RemoveAll(path.Join(app.DataDirectory, cmd.UUID.String())); err != nil {
return fmt.Errorf("cannot remove data directory: %v", err)
}
if err := app.shareStore.RemoveShare(cmd.UUID); err != nil {
return fmt.Errorf("cannot remove share: %v", err)
}
return nil
}
type CmdShareAddUser struct {
ShareIdentifier
Username string `arg:"" name:"username" help:"Username of the user to add."`
Role ShareRole `name:"role" help:"Role of the user (reader/writer/admin)" default:"writer"`
}
func (cmd *CmdShareAddUser) Run(app *app) error {
if _, err := app.userStore.GetUser(cmd.Username); err != nil {
return err
}
share := Share{UUID: cmd.UUID}
return app.shareStore.AddUserToShare(share, cmd.Username, cmd.Role)
}
type CmdShareAddLogin struct {
ShareIdentifier
Username string `arg:"" name:"username" help:"Username of the user to add the login for."`
LoginName string `arg:"" name:"loginname" help:"Name of the login. Must be unique."`
ReadOnly bool `name:"readonly" help:"If set, the login can only read."`
PasswordParam
}
func (cmd *CmdShareAddLogin) Run(app *app) error {
if _, err := app.userStore.GetUser(cmd.Username); err != nil {
return err
}
password, err := cmd.acquirePassword()
if err != nil {
return fmt.Errorf("cannot acquire password for login: %w", err)
}
share := Share{UUID: cmd.UUID}
login := Login{
LoginName: cmd.LoginName,
Password: password,
ReadOnly: cmd.ReadOnly,
}
return app.shareStore.AddLogin(share, cmd.Username, login)
}
type CmdShareRemoveUser struct {
ShareIdentifier
Username string `arg:"" name:"username" help:"Username of the user to remove."`
}
func (cmd *CmdShareRemoveUser) Run(app *app) error {
share := Share{UUID: cmd.UUID}
return app.shareStore.RemoveUserFromShare(share, cmd.Username)
}
type CmdShareRemoveLogin struct {
ShareIdentifier
Username string `arg:"" name:"username" help:"Username of the user to remove the login for."`
LoginName string `arg:"" name:"loginname" help:"Name of the login to remove."`
}
func (cmd *CmdShareRemoveLogin) Run(app *app) error {
share := Share{UUID: cmd.UUID}
return app.shareStore.RemoveLogin(share, cmd.Username, cmd.LoginName)
}