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FAQ (87)
 

How to change cPanel password from command line

1. Login to your server as root via SSH.

2. Execute the following script from the command line.

Replace [username] with the cPanel user name of the domain & [password] with the new password.
=====
/scripts/chpass [username] [password]
=====

If you are facing this error, please use the following command and reset.

warn [realchpass] Insecure passing of password on ARGV.
ERROR: /usr/local/cpanel/scripts/realchpass
interface. You can force a password
change through this script by setting
the environment variable
‘ALLOW_PASSWORD_CHANGE=1′.

-=-=-=-
export ALLOW_PASSWORD_CHANGE=1
-=-=-=-

3. Synchronizing the new password with FTP password;

In cPanel/WHM servers, whenever a new account is created in WHM, by default a FTP account is created. The cPanel password and FTP password are synchronized. Use the following command to synchronize the new password with FTP password.

====
/scripts/ftpupdate
====

If you have any questions, please contact a colleague or your superior.

smartd is SMART Disk Monitoring Daemon for Linux. SMART is acronym for Self-Monitoring, Analysis and Reporting Technology (SMART) system built into many ATA-3 and later ATA, IDE and SCSI-3 hard drives. The purpose of SMART is to monitor the reliability of the hard drive and predict drive failures, and to carry out different types of drive self-tests.

smartd works with following operating systems:

  1. Linux
  2. *BSD
  3. Solaris etc

How do I Install smartd?

However, smartd is not installed by default. Following are distribution specific steps to install smartd:

Debian Linux:
# apt-get install smartmontools
Red hat/Fedora Linux:
# rpm –ivh kernel-utils
OR
# up2date kernel-utils
OR if you are using Fedora Linux, CentOS
# yum kernel-utils
FreeBSD:
# pkg_add -r -v smartmontools

Before configuring hard disk for SMART monitoring make sure your hard disk is SMART capable:
# smartctl -i /dev/hda
Output:

smartctl version 5.34 [i686-pc-linux-gnu] Copyright (C) 2002-5 Bruce Allen
Home page is http://smartmontools.sourceforge.net/
=== START OF INFORMATION SECTION ===
Device Model:     SAMSUNG SV2002H
Serial Number:    0395J1FR904324
Firmware Version: RA100-04
User Capacity:    20,060,651,520 bytes
Device is:        In smartctl database [for details use: -P show]
ATA Version is:   6
ATA Standard is:  ATA/ATAPI-6 T13 1410D revision 1
Local Time is:    Tue May  2 15:44:09 2006 IST
SMART support is: Available - device has SMART capability.
SMART support is: Enabled
You can configure the smartd daemon by editing the file /etc/smartd.conf. 

In above output the lines:
SMART support is: Available - device has SMART capability.
SMART support is: Enabled

Indicates that it is SMART capable and it is enabled.

Configure SMARTD

Debian Linux

  • Enable smart by editing /etc/default/smartmontools file.
  • Smart Configuration file: /etc/smartd.conf
  • Start/Stop smart: /etc/init.d/smartmontools start | stop

Red Hat Linux

  • Enable smart by editing /etc/smartd.conf file.
  • Smart Configuration file: /etc/smartd.conf
  • Start/Stop smart: /etc/init.d/smartd start | stop

FreeBSD

  • Enable smart by editing /etc/rc.conf file (add line smartd_enable=”YES").
  • Smart Configuration file: /etc/smartd.conf
  • Start/Stop smart: /usr/local/etc/rc.d/smartd.sh start | stop

Example

You can put following directives in Smart Configuration file:
(a) Send an email to alert@example.com for /dev/sdb:
/dev/sdb -m alert@example.com
(b) Read error log:
# smartctl -l error /dev/hdb
(c) Testing hard disk (short or long test):
# smartctl -t short /dev/hdb
# smartctl -t long /dev/hdb

Caution smartd is a monitoring tool not a backup solution. Always perform data backup.


If you have any questions, please contact a colleague or your superior.

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