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'2015/01/08'에 해당되는 글 3건

2015/01/08 리눅스 베드 블럭 체크 및 치료

2015/01/08 우분투 추가된 디스크 UUID 확인

2015/01/08 ubuntu 14.04 ( VSFTPD ) 설치

Linux 2015/01/08 02:50

sudo badblocks -v /dev/sda1 > bad-blocks-result
 
확인해본다.
 
sudo fsck -t ext4 -l bad-blocks-result /dev/sda1
 
치료한다.
 
 

umount 시키고 아래와 같이 하면 write 검사까지 할수 있다.
 
sudo badblocks -vsn /dev/sda1 > bad-blocks-result
 
했으면 다시 mount 붙히는건 당연 ~

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Linux 2015/01/08 02:23

우분투 추가된 디스크 UUID 확인

$ ls -l /dev/disk/by-uuid/

합계 0
lrwxrwxrwx 1 root root 10 11월 4 15:17 1416d714-a348-420d-88a4-d3643116999d -> ../../sda5
lrwxrwxrwx 1 root root 10 11월 4 15:17 866b5285-3103-4d49-a5de-0db96c4b46b4 -> ../../sda2
lrwxrwxrwx 1 root root 10 11월 4 15:32 a1fd40c6-e10a-4cf3-ac90-6ab2c97818c0 -> ../../sdb1

sudo vi /etc/fstab

...
# /tmp was on /dev/sda2
UUID=a1fd40c6-e10a-4cf3-ac90-6ab2c97818c0 /mnt ext4 errors=remount-ro 0 1

확인해주면 종료~

$ sudo mount -a

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Linux 2015/01/08 02:21

ubuntu 14.04 ( VSFTPD ) 설치

Setup FTP server on Ubuntu 14.04

Step 1 » Update repositories .
krizna@leela:~$ sudo apt-get update

Step 2 » Install VsFTPD package using the below command.
krizna@leela:~$ sudo apt-get install vsftpd

Step 3 » After installation open /etc/vsftpd.conf file and make changes as follows.
Uncomment the below lines (line no:29 and 33).

write_enable=YES
 local_umask=022

» Uncomment the below line (line no: 120 ) to prevent access to the other folders outside the Home directory.
chroot_local_user=YES and add the following line at the end.
allow_writeable_chroot=YES» Add the following lines to enable passive mode.

pasv_enable=Yes
 pasv_min_port=40000
 pasv_max_port=40100

Step 4 » Restart vsftpd service using the below command.
krizna@leela:~$ sudo service vsftpd restart

Step 5 » Now ftp server will listen on port 21. Create user with the below command.Use /usr/sbin/nologin shell to prevent access to the bash shell for the ftp users .

krizna@leela:~$ sudo useradd -m john -s /usr/sbin/nologin
 krizna@leela:~$ sudo passwd john

Step 6 » Allow login access for nologin shell . Open /etc/shells and add the following line at the end.
/usr/sbin/nologin

Now try to connect this ftp server with the username on port 21 using winscp or filezilla client and make sure that user cannot access the other folders outside the home directory.

sftp 는 아래의 출처를 통해..
http://www.krizna.com/ubuntu/setup-ftp-server-on-ubuntu-14-04-vsftpd/

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