Linux From Scratch - Version 12.2

Chapter 8. Installing Basic System Software

8.81. Sysklogd-2.6.1

The Sysklogd package contains programs for logging system messages, such as those emitted by the kernel when unusual things happen.

Approximate build time: less than 0.1 SBU
Required disk space: 3.9 MB

8.81.1. Installation of Sysklogd

Prepare the package for compilation: 

./configure --prefix=/usr      \
            --sysconfdir=/etc  \
            --runstatedir=/run \
            --without-logger

Compile the package: 

make

This package does not come with a test suite.

Install the package: 

make install

8.81.2. Configuring Sysklogd

Create a new /etc/syslog.conf file by running the following: 

cat > /etc/syslog.conf << "EOF"
# Begin /etc/syslog.conf

auth,authpriv.* -/var/log/auth.log
*.*;auth,authpriv.none -/var/log/sys.log
daemon.* -/var/log/daemon.log
kern.* -/var/log/kern.log
mail.* -/var/log/mail.log
user.* -/var/log/user.log
*.emerg *

# Do not open any internet ports.
secure_mode 2

# End /etc/syslog.conf
EOF

8.81.3. Contents of Sysklogd

Installed program: syslogd

Short Descriptions

syslogd

Logs the messages that system programs offer for logging [Every logged message contains at least a date stamp and a hostname, and normally the program's name too, but that depends on how trusting the logging daemon is told to be.]