Inhaltsverzeichnis

Linux Professional Institute Certification Level 1

xinetd

/etc/xinetd.conf is the general config file of xinetd and /etc/xinetd.d contains a config file for each service, e.g. daytime.

To (de)activate a xinetd subservice use eg chkconfig daytime on

RAID

RAID 1 0 5
read IYES IYES IYES IYES IYES
write INO IYES IYES IYES
reliability IYES INO IYES

Sticky Bit

^ directory | INO | FIXME | only creator can delete(?) |

file run with the rights of the owner of the file run with the rights of the group of the file(?) INO

Services

chkconfig is used to manipulate the runlevel links at boot time (see init.d(7))

/etc/sysconfig: startup config for services

/etc/sysconfig/sysctl: IP_FORWARD=„no“ :!:

Examples

#!/bin/bash
 
cat > $1/fSet.sh << ENDE
#!/bin/bash
 
test -d $1/$2 || groupadd $2
test -d $1/$3 || groupadd $3
test -d $1/$4 || groupadd $4
 
test -d $1/$2 || mkdir $1/$2
test -d $1/$3 || mkdir $1/$3
test -d $1/$4 || mkdir $1/$4
 
chown root:$2 $1/$2
chown root:$3 $1/$3
chown root:$4 $1/$4
 
chmod 3770 $1/$2
chmod 3770 $1/$3
chmod 3770 $1/$4
ENDE
 
chmod +x $1/fSet.sh
grep "^maA:" /etc/passwd | cut -d: -f6
  */2 * * * * date > /dev/tty12
  /var/spool/cron

Todo / Misc