Spyderserve Web Development

Category: Operating Systems

Use rsyslog and Send Logs to Remote Server (including Apache logs)

rsyslog.conf Setup Modify /etc/rsyslog.conf file and add the following at the end: *.* @[ip address of remote server]:[port] Port number is optional.  Default is 514. httpd.conf Setup (Apache) Modify /etc/httpd/conf/httpd.conf file and add the following: ErrorLog syslog:local1 CustomLog “| /usr/bin/logger -t httpd -p local1.info” [log format] Now restart both Apache and rsyslog service httpd restart […]

Lock an sFTP user to a specific directory on CentOS

I run into the need to give users access to a specific directory to create and update files for a website or other reason.  I don’t like using ftp because of the plain text password issue so I prefer sftp.  sftp is nice because everything is encrypted and secure but it uses ssh which, if […]

Force RHEL 6 to use NFSv3 instead of NFSv4

Here is how to force Redhat Enterprise Linux 6 to use nfs v3 instead of version 4. 1. Edit /etc/sysconfig/autofs and comment out: MOUNT_NFS_DEFAULT_PROTOCOL=4 uncomment: MOUNT_NFS_DEFAULT_PROTOCOL=3 2. Edit /etc/nfsmount.conf and add the following lines: Defaultvers=3 Nfsvers=3 3. Restart autofs sudo service autofs restart 4. Then re-mount and your done. Source: http://serverfault.com/questions/219190/can-i-force-nfs-automounts-to-use-nfsv3

File System Labels in RHEL based Systems

This is the command to use to check if a partition has a label.  Note: If the partition does not have a filesystem already this will error. e2label [partition path] This is the command to assign a new label to a partition. e2label [partition path] [label name] Here is the line to use in you […]

NFS Client setup on RHEL/centos

Here a simple and quick guide to setting up nfs on a RHEL or centos host: 1. Install the needed nfs packages yum install nfs-utils nfs-utils-lib 2. Create the directory that you want to mount the remote directory to mkdir [path to mount point] 3. Add an entry into your systems fstab file to auto-mount […]

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