| Technical Terms | Explanation |
|---|---|
| Distro | OS distribution (OS Image) kernel, initrd, variables, install tree |
| Profile | Installing Setting. If you install OS, you select proile's name. kickstart, variables(override distro) |
| Repo | yum mirror |
| System | interfaces, variables(override profile) |
| Command | Operation |
|---|---|
| cobbler check | Checking for Problems of cobbler |
| cobbler list | list distros, profiles, systems, repos and images |
| cobbler report | list detail distros, profiles, systems, repos and images |
| cobbler distro list | list Distribution |
| cobbler distro report --name=fedora17-x86_64 | detailes of distro |
| cobbler profile list | list profiles |
| cobbler profile report --name=centos5-x86_64 | detailes of profile |
| cobbler status | list the output of used cobbler |
| cobbler repo report |
# cobbler profile report |grep -E "Name|Distribution|Kickstart|Proxy" |grep -Ev "Servers|Metadata" Name : centos5.9-x86_64 Distribution : centos5.9-x86_64 Kickstart : /var/lib/cobbler/kickstarts/sample.ks Proxy : Name : centos5.8-x86_64 Distribution : centos5.8-x86_64 Kickstart : /var/lib/cobbler/kickstarts/sample.ks Proxy :
| Command | Operation |
|---|---|
| cobbler sync |
cobbler distro list
Imported Files : /var/www/cobbler/ks_mirror/NAME/
default configuration : /etc/cobbler/distro_signatures.json
shopt -s dotglob mount -t iso9660 -o loop V41362-01.iso /mnt/cdrom cobbler import --path=/mnt/cdrom/ --name=oracle6.5 cobbler distro list umount /mnt/cdrom
wget -c http://ftp.riken.jp/Linux/centos/5.10/isos/x86_64/CentOS-5.10-x86_64-bin-DVD-1of2.iso <- -c:continue wget -c http://ftp.riken.jp/Linux/centos/5.10/isos/x86_64/CentOS-5.10-x86_64-bin-DVD-2of2.iso <- -c:continue shopt -s dotglob mkdir /mnt/cdrom mount -t iso9660 -o loop /iso/CentOS-5.7-x86_64-bin-DVD-1of2.iso /mnt/cdrom mkdir /tmp/centos57 cp -rf /mnt/cdrom/* /tmp/centos57/ umount /mnt/cdrom mount -t iso9660 -o loop /iso/CentOS-5.7-x86_64-bin-DVD-2of2.iso /mnt/cdrom cp -rf /mnt/cdrom/* /tmp/centos57/ umount /mnt/cdrom cobbler import --path=/tmp/centos57 --name=centos5.7 --kickstart=/var/lib/cobbler/kickstarts/kickstart_v5.ks cobbler distro list rm -rf /tmp/centos57
cobbler import --path=rsync://ftp.jaist.ac.jp/pub/Linux/CentOS/5.8/os/x86_64/ --name=CentOS5.8-x86_64
cobbler import --path=rsync://ftp.jaist.ac.jp/pub/Linux/Fedora/releases/7/Fedora/i386/os --name=f7
cobbler import --path=rsync://ftp.jaist.ac.jp/pub/Linux/CentOS/5.5/os/i386/ --name=CentOS5.5-i386
#rename cobbler distro rename --name=CentOS5-i386 --newname=CentOS5-2-i386
#copy cobbler distro copy --name=CentOS5-i386 --newname=CentOS5-2-i386
#remove cobbler distro remove --name=centos5.7-xen-x86_64
cobbler profile list <- list profiles cobbler profile report --name=centos5-x86_64 <- detailes of profile cobbler profile report |grep -E "Name|Distribution|Kickstart|Proxy" |grep -Ev "Servers|Metadata"
#edit cobbler profile edit --name=CentOS6.4-puppet_server --kickstart=/var/lib/cobbler/kickstarts/puppet_server.ks
#copy cobbler profile copy --name=CentOS6.4-x86_64 --newname=CentOS6.4-test cobbler profile copy --name=CentOS5-i386 --newname=CentOS5-2-i386
#add cobbler profile add --name=squad_centos_x86_64 --distro=centos57-x86_64 --kickstart=/etc/cobbler/squad_centos_x86_64.ks cobbler profile add --name=mysql-server --distro=CentOS5.8-x86_64 --kickstart=/var/lib/cobbler/kickstarts/mysql-server.ks
cobbler profile remove --name=centos7.5
configuration of yum mirror
#check cobbler repo report cobbler repo report --name="myrepo"
#adding mirror repository cobbler repo add --name=centos5-x86_64-os --mirror=http://ftp.iij.ad.jp/pub/linux/centos/5/os/x86_64/ #adding local repository cobbler repo add --name=centos5-x86_64-origs --mirror=/home/hoge/rpm/RPMS cobbler repo add --name="myrepo" --mirror=/var/www/html/myrepo
#sync repository (start the copying files from mirrors) cobbler reposync --only=CentOS6.2-x86_64-epel cobbler reposync
#remove cobbler repo remove --name=CentOS5-i386
#edit cobbler system edit --name=SL6.0-x86_64-template --interface=eth0 --virt-bridge=br0 cobbler system edit --name=SL6.0-x86_64-template --interface=eth1 --virt-bridge=virbr0 cobbler system edit --name=SL6.0-x86_64-template --virt-cpus=2 --virt-file-size=16 cobbler system edit --name=SL6.0-x86_64-template --kopts="serial console=ttyS0,115200" --kopts-post="console=ttyS0,115200" cobbler system edit --name=SL6.0-x86_64-template --kickstart=/var/lib/cobbler/kickstarts/SL6.0-x86_64-template.ks
#add cobbler system add --name=test-server --mac=00:0C:29:AA:AA:AA --profile=f7-i386
#cobbler report |grep -E "Name|kickstarts|Proxy" |grep -v Server Name : centos5.9-xen-x86_64 Kickstart : /var/lib/cobbler/kickstarts/sample.ks Proxy : Name : centos5.8-x86_64 Kickstart : /var/lib/cobbler/kickstarts/sample.ks Proxy :
%packages
$SNIPPET('XXXXXX')
%pre
$SNIPPET('XXXXXX')
%post
$SNIPPET('XXXXXX')
$SNIPPET('snippet_name')
->
/var/lib/cobbler/snippets/per_system/$snippet_name/$system_name
or /var/lib/cobbler/snippets/per_profile/$snippet_name/$profile_name
or /var/lib/cobbler/snippets/per_distro/$snippet_name/$distro_name
or /var/lib/cobbler/snippets/$snippet_name
or /var/lib/cobbler/snippets/$snippet_name/$profile_name
Example
%packages
$SNIPPET('func_install_if_enabled')
->
%packages
/var/lib/cobbler/snippets/per_profile/func_install_if_enabled/$profile_name
| GROUP | SNIPPET | Real File |
|---|---|---|
| %packages | $SNIPPET('func_install_if_enabled') | /var/lib/cobbler/snippets/per_profile/func_install_if_enabled/$profile_name |
| %post | $SNIPPET('func_useradd') | /var/lib/cobbler/snippets/per_profile/func_useradd |
# find /var/lib/cobbler/snippets -name "*6.7*" # grep -r xxxxx.sh /var/lib/cobbler/snippets
[core-0] name=core-0 baseurl=http://192.168.0.xxx/cobbler/ks_mirror/oracle6.5-x86_64 enabled=1 gpgcheck=0 priority=1 [core-1] name=core-1 baseurl=http://192.168.0.xxx/cobbler/ks_mirror/oracle6.5-x86_64/LoadBalancer enabled=1 gpgcheck=0 priority=1 (abbr)
#Check rpm file with browser # rpm -Uvh http://download.fedoraproject.org/pub/epel/6/x86_64/epel-release-X-Y.noarch.rpm # yum install cobbler dhcp
Your system is installed createrepo, yum-utils, tftp-server and so on for dependencies.
tftp
# vi /etc/xinetd.d/tftp disable = no
rsync
# vi /etc/xinetd.d/rsync disable = no
DHCP
# cp -p /etc/dhcp/dhcpd.conf /etc/dhcp/dhcpd.conf.org
# cp -p /etc/cobbler/dhcp.template /etc/cobbler/dhcp.template.org
# vi /etc/cobbler/dhcp.template
subnet 192.168.0.0 netmask 255.255.255.0 {
option routers 192.168.0.5;
option domain-name-servers 192.168.0.5;
range dynamic-bootp 192.168.0.30 192.168.0.40;
# diff /etc/cobbler/dhcp.template /etc/cobbler/dhcp.template.org
pxeboot
# cp -p /etc/cobbler/pxe/pxedefault.template /etc/cobbler/pxe/pxedefault.template.org # vi /etc/cobbler/pxe/pxedefault.template # diff /etc/cobbler/pxe/pxedefault.template /etc/cobbler/pxe/pxedefault.template.org
SElinux
#getenforce <- Check Disable Enforcing <- SELinux Enable Permissive <- SELinux Disable # cp -p /etc/selinux/config /etc/selinux/config.org # vi /etc/selinux/config SELINUX=disabled #setenforce 0 <- Set SELinux Disable
Configuring cobbler
# cp -p /etc/cobbler/settings /etc/cobbler/settings.org # vi /etc/cobbler/settings # set to 1 to enable Cobbler's DHCP management features. manage_dhcp: 1 # if using cobbler with manage_dhcp, put the IP address next_server: 192.168.0.5 # this is the address of the cobbler server server: 192.168.0.5 # diff /etc/cobbler/settings /etc/cobbler/settings.bak
root password
# openssl passwd -1 -salt "cobbler" "mypassword" $1$cobbler$zBO0ugOBMyDWhTR8MYoa70 # vi /etc/cobbler/settings default_password_crypted: "$1$cobbler$zBO0ugOBMyDWhTR8MYoa70"
# /etc/init.d/httpd start # /etc/init.d/cobblerd start # cobbler check # cobbler sync # /etc/init.d/dhcpd start ## If you needed after command "cobbler check" , you do the follow command. # cobbler get-loaders # yum install pykickstart
ex1) Import from DVD. It takes about 60 minutes.
# wget -c http://ftp.iij.ad.jp/pub/linux/centos/6.5/isos/x86_64/CentOS-6.5-x86_64-minimal.iso <- -c:continue # mkdir /mnt/dvd # mount -t iso9660 -o loop cdromCentOS-6.5-x86_64-minimal.iso /mnt/dvd or # mount /dev/dvd /mnt/dvd # cobbler import --path /mnt/dvd --name=centos65 # cobbler sync # cobbler report
ex2) Import from Web Sites. It takes about 60 minutes.
##Browser ftp://ftp.jaist.ac.jp/pub/Linux/CentOS/5.10/os/x86_64/ # cobbler import --path=rsync://ftp://ftp.jaist.ac.jp/pub/Linux/CentOS/5.10/os/x86_64/ --name=CentOS5.10-x86_64
create kickstart file
# cp /var/lib/cobbler/kickstarts/sample.ks /var/lib/cobbler/kickstarts/my_cobbler.ks # vi /var/lib/cobbler/kickstarts/my_cobbler.ks firewall --disabled keyboard jp106 lang ja_JP.UTF-8 timezone Asia/Tokyo @base @core @editors @japanese-support @development-libs @legacy-software-support # my script mkdir /home/test chmod 777 /home/test
Change Kickstart
# cobbler profile add --name=squad_centos_x86_64 --distro=centos57-x86_64 --kickstart=/var/lib/cobbler/kickstarts/my_cobbler.ks ##Check # cobbler report Kickstart : /var/lib/cobbler/kickstarts/my_cobbler.ks
Internal Refalence
boot: profilename or boot: menu <- list profiles
#yum install cobbler-web
# cp -p /etc/cobbler/modules.conf /etc/cobbler/modules.conf.org # vi /etc/cobbler/modules.conf [authentication] module = authn_pam [authorization] module = authz_ownership # vi /etc/cobbler/users.conf [admins] testuser1 = "" #this is os user testuser2 = "" #this is os user #/etc/init.d/httpd restart #/etc/init.d/cobbler restart
http://<IP Address>/cobbler_web