Commit 629b2e91 authored by Oleg Dzhimiev's avatar Oleg Dzhimiev
Browse files

restore /etc/elphel393 dir from nand

parent d51ebeb0

src/update/update_nand.php

+26 −2
Original line number Diff line number Diff line
@@ -148,17 +148,38 @@ function backup(){ 
    exec("umount $UBI_MNT");

    if (is_dir($UBI_MNT)) rmdir($UBI_MNT);

    exec("ubidetach /dev/ubi_ctrl -m 4");

    

  }else{

    //booted from nand

    exec("tar -czvf var/$BKP_NAME -C ${BKP_DIR} .");

  }

}



function send_backup(){

  global $BKP_NAME;

  header("Content-Type: application/octet-stream");

  header('Content-Disposition: attachment; filename='.$BKP_NAME);

  print(file_get_contents("var/$BKP_NAME"));

}



function restore_backup(){

  global $NAND_PATH;

  global $UBI_MNT;

  global $BKP_NAME;

  global $BKP_DIR;

  

  if (!is_dir($NAND_PATH)){

    exec("flash_unlock /dev/mtd4");

    exec("ubiattach /dev/ubi_ctrl -m 4");

    if (!is_dir($UBI_MNT)) mkdir($UBI_MNT);

    exec("mount -t ubifs -o ro /dev/ubi0_0 $UBI_MNT");

    exec("tar -C ${UBI_MNT}${BKP_DIR} -xzpf var/$BKP_NAME");

    exec("sync");

    exec("umount $UBI_MNT");

    if (is_dir($UBI_MNT)) rmdir($UBI_MNT);

    exec("ubidetach /dev/ubi_ctrl -m 4");

  }  

}



function remove(){

  global $UPDATE_DIR;

  exec("rm -rf $UPDATE_DIR/*; sync");
@@ -175,10 +196,13 @@ else if (isset($argv[1])) 
switch($cmd){

  case "flash":

    $flash_list = verify(false);

    backup();

    nandflash($flash_list);

    restore_backup();

    break;

  case "backup":

    backup();

    send_backup();

    break;

  case "remove":

    remove();