ServerSetupFedora: Difference between revisions

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==Install etckepper and initalize it==
==Install etckepper and initalize it==
<syntaxhighlight>
<syntaxhighlight lang=bash>
sudo dnf install etckeeper
sudo dnf install etckeeper
sudo etckeepeer init
sudo etckeepeer init
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==Install fail2ban, enable, and start it==
==Install fail2ban, enable, and start it==
<syntaxhighlight>
<syntaxhighlight lang=bash>
sudo dnf install fail2ban
sudo dnf install fail2ban
sudo systemctl enable fail2ban
sudo systemctl enable fail2ban
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==Disable root login via password ssh==
==Disable root login via password ssh==
<syntaxhighlight>
<syntaxhighlight lang=bash>
$ grep Root /etc/ssh/sshd_config
$ grep Root /etc/ssh/sshd_config
PermitRootLogin prohibit-password
PermitRootLogin prohibit-password
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==Add TCP/22 to firewalld==
==Add TCP/22 to firewalld==
Done in kickstart, manually though:
Done in kickstart, manually though:
<syntaxhighlight>
<syntaxhighlight lang=bash>
firewall-cmd --permanent --add-port=22/tcp --add-port==80/tcp--add-port=443/tcp
firewall-cmd --permanent --add-port=22/tcp --add-port==80/tcp--add-port=443/tcp
firewall-cmd --reload
firewall-cmd --reload
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==Enable sudo==
==Enable sudo==
User drew is added to wheel in kickstart, manually though:
User drew is added to wheel in kickstart, manually though:
<syntaxhighlight>
<syntaxhighlight lang=bash>
$ sudo visudo
$ sudo visudo
drew ALL=(ALL) NOPASSWD:ALL
drew ALL=(ALL) NOPASSWD:ALL
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==dnf upgrade==
==dnf upgrade==
<syntaxhighlight>
<syntaxhighlight lang=bash>
sudo dnf upgrade -y
sudo dnf upgrade -y
</syntaxhighlight>
</syntaxhighlight>
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==Enable SElinux==
==Enable SElinux==
Done in kickstart, however:
Done in kickstart, however:
<syntaxhighlight>
<syntaxhighlight lang=bash>
$ grep enforcing /etc/selinux/config
$ grep enforcing /etc/selinux/config
SELINUXTYPE=enforcing
SELINUXTYPE=enforcing
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==Extend days of sysstat logging==
==Extend days of sysstat logging==
<syntaxhighlight>
<syntaxhighlight lang=bash>
$ grep -vE '^($|#)' /etc/sysconfig/sysstat
$ grep -vE '^($|#)' /etc/sysconfig/sysstat
HISTORY=365
HISTORY=365
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=Install other software=
=Install other software=
Do this in kickstart
Do this in kickstart
<syntaxhighlight>
<syntaxhighlight lang=bash>
# dnf install -y man screen wget strace rsync mailx fdupes logwatch grep lsof screen binutils tar mcelog nfs-utils \
# dnf install -y man screen wget strace rsync mailx fdupes logwatch grep lsof screen binutils tar mcelog nfs-utils \
OpenIPMI ipmitool sysstat clamav clamav-update iscsi-initiator-utils samba openvpn lldpad ntp \
OpenIPMI ipmitool sysstat clamav clamav-update iscsi-initiator-utils samba openvpn lldpad ntp \
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===add .forward file===
===add .forward file===
<syntaxhighlight>
<syntaxhighlight lang=bash>
$ sudo echo drew > /root/.forward
$ sudo echo drew > /root/.forward
$ sudo echo "andrew: drew" >> /etc/aliases
$ sudo echo "andrew: drew" >> /etc/aliases
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===Configure lm-sensors===
===Configure lm-sensors===
Do this in kickstart
Do this in kickstart
<syntaxhighlight>
<syntaxhighlight lang=bash>
$ sudo sensors-detect --auto
$ sudo sensors-detect --auto
</syntaxhighlight>
</syntaxhighlight>
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===lldpad===
===lldpad===
Do this in kickstart
Do this in kickstart
<syntaxhighlight>
<syntaxhighlight lang=bash>
$ sudo systemctl enable llpdad
$ sudo systemctl enable llpdad
$ sudo systemctl start llpdad
$ sudo systemctl start llpdad
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===mcelog===
===mcelog===
Do this in kickstart
Do this in kickstart
<syntaxhighlight>
<syntaxhighlight lang=bash>
systemctl enable mcelog
systemctl enable mcelog
systemctl start mcelog
systemctl start mcelog
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===SMARTmon HDD Alerts===
===SMARTmon HDD Alerts===
<syntaxhighlight>
<syntaxhighlight lang=bash>
DEVICESCAN -H -m root -M exec /usr/libexec/smartmontools/smartdnotify -n standby,10,q
DEVICESCAN -H -m root -M exec /usr/libexec/smartmontools/smartdnotify -n standby,10,q
/dev/sda -H -m root -M daily -M exec /home/drew/cron/smartmon.sh -M daily -f -l error -o on -S on -s (S/../.././02|L/../../6/03) -W 0,0,45 -d sat
/dev/sda -H -m root -M daily -M exec /home/drew/cron/smartmon.sh -M daily -f -l error -o on -S on -s (S/../.././02|L/../../6/03) -W 0,0,45 -d sat
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==Configure logrotate==
==Configure logrotate==
Do this via kickstart.  
Do this via kickstart.  
<syntaxhighlight>
<syntaxhighlight lang=bash>
compress
compress
</syntaxhighlight>
</syntaxhighlight>
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==Enable samba==
==Enable samba==
Add TCP139,445/24 to IPTables
Add TCP139,445/24 to IPTables
<syntaxhighlight>
<syntaxhighlight lang=bash>
sudo systemctl enable smb;  
sudo systemctl enable smb;  
sudo systemctl start smb
sudo systemctl start smb
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/etc/samba/smb.conf
/etc/samba/smb.conf
<syntaxhighlight>
<syntaxhighlight lang=bash>
[global]
[global]
         workgroup = WORKGROUP
         workgroup = WORKGROUP
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== Setup cron jobs ==
== Setup cron jobs ==
Keep anacron from waking me up at night!  
Keep anacron from waking me up at night!  
<syntaxhighlight>
<syntaxhighlight lang=bash>
$ sudo vi /etc/anacrontab // START_HOURS_RANGE</pre>
$ sudo vi /etc/anacrontab // START_HOURS_RANGE
</syntaxhighlight>
</syntaxhighlight>


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= Completing / Wrap-up =
= Completing / Wrap-up =
* Verify all log files in /var/log are not giving any errors or notifications
* Verify all log files in /var/log are not giving any errors or notifications
* Check logs for whats growing! <pre># ls -alR /var/log | grep ^- | awk {'print $5" "$8'} | sort -k 2| sort -n</pre>
* Check logs for whats growing! <syntaxhighlight lang=bash># ls -alR /var/log | grep ^- | awk {'print $5" "$8'} | sort -k 2| sort -n</syntaxhighlight>

Latest revision as of 01:13, 7 September 2021

Fedora 27 Net Install ISO

Write to thumb drive https://download.fedoraproject.org/pub/fedora/linux/releases/27/Server/x86_64/iso/Fedora-Server-netinst-x86_64-27-1.6.iso

kickstart.ks

<script src="https://gist.github.com/drew-holt/e00fc2879db092e7c42b4d0101935caf.js"></script>

Immediate post install steps

Install etckepper and initalize it

sudo dnf install etckeeper
sudo etckeepeer init

Install fail2ban, enable, and start it

sudo dnf install fail2ban
sudo systemctl enable fail2ban
sudo systemctl start fail2ban

Disable root login via password ssh

$ grep Root /etc/ssh/sshd_config
PermitRootLogin prohibit-password

Add TCP/22 to firewalld

Done in kickstart, manually though: 

firewall-cmd --permanent --add-port=22/tcp --add-port==80/tcp--add-port=443/tcp
firewall-cmd --reload

Enable sudo

User drew is added to wheel in kickstart, manually though: 

$ sudo visudo
drew	ALL=(ALL) NOPASSWD:ALL

dnf upgrade

sudo dnf upgrade -y

Enable SElinux

Done in kickstart, however: 

$ grep enforcing /etc/selinux/config
SELINUXTYPE=enforcing
$ setenforce 1

Extend days of sysstat logging

$ grep -vE '^($|#)' /etc/sysconfig/sysstat
HISTORY=365
COMPRESSAFTER=10
SADC_OPTIONS=""

Install other software

Do this in kickstart 

# dnf install -y man screen wget strace rsync mailx fdupes logwatch grep lsof screen binutils tar mcelog nfs-utils \
OpenIPMI ipmitool sysstat clamav clamav-update iscsi-initiator-utils samba openvpn lldpad ntp \
php-pecl-apc lm_sensors hddtemp smartmontools apcupsd apcupsd-cgi

Configure system

Mail

Place holder for postfix config here and firewald rules for TCP25

add .forward file

$ sudo echo drew > /root/.forward
$ sudo echo "andrew: drew" >> /etc/aliases
$ sudo newaliases
$ sudo echo "root: drew" >> /etc/aliases
$ sudo newaliases

Monitoring

Place holder for nagios client config

Configure lm-sensors

Do this in kickstart 

$ sudo sensors-detect --auto

lldpad

Do this in kickstart 

$ sudo systemctl enable llpdad
$ sudo systemctl start llpdad

mcelog

Do this in kickstart 

systemctl enable mcelog
systemctl start mcelog

SMARTmon HDD Alerts

DEVICESCAN -H -m root -M exec /usr/libexec/smartmontools/smartdnotify -n standby,10,q
/dev/sda -H -m root -M daily -M exec /home/drew/cron/smartmon.sh -M daily -f -l error -o on -S on -s (S/../.././02|L/../../6/03) -W 0,0,45 -d sat
/dev/sdb -H -m root -M daily -M exec /home/drew/cron/smartmon.sh -M daily -f -l error -o on -S on -s (S/../.././02|L/../../6/03) -W 0,0,45 -d sat
/dev/sdc -H -m root -M daily -M exec /home/drew/cron/smartmon.sh -M daily -f -l error -o on -S on -s (S/../.././02|L/../../6/03) -W 0,0,45 -d sat
/dev/sdd -H -m root -M daily -M exec /home/drew/cron/smartmon.sh -M daily -f -l error -o on -S on -s (S/../.././02|L/../../6/03) -W 0,0,45 -d sat
/dev/sde -H -m root -M daily -M exec /home/drew/cron/smartmon.sh -M daily -f -l error -o on -S on -s (S/../.././02|L/../../6/03) -W 0,0,47 -d sat

VPN

Place holder for openvpn server

Configure kdump

Configure apcupsd

Time

Do this via kickstart. Install chrony and configure, add to firewall UDP123/24

Rsyslog

Do this via kickstart. For network clients, add UDP514/24 to IPTables

Configure logrotate

Do this via kickstart. 

compress

Configure RAID and filesharing

Mount raid array

Configure md alerts

Setup clamav

Virus protection for Samba and weekly scan

Enable samba

Add TCP139,445/24 to IPTables 

sudo systemctl enable smb; 
sudo systemctl start smb

/etc/samba/smb.conf 

[global]
        workgroup = WORKGROUP
        server string = drewserv
        security = user
        passdb backend = tdbsam
        log file = /var/log/samba/log.%m
        max log size = 50
        load printers = no
        show add printer wizard = no
        printcap name = /dev/null
        disable spoolss = yes
[share]
        path = /mnt/raid5
        valid users = drew pbr
        read only = No
	create mode = 0665
	directory mode = 0775

Setup cron jobs

Keep anacron from waking me up at night! 

$ sudo vi /etc/anacrontab // START_HOURS_RANGE

Configure Web Services

ddclient for dynamicdns updates

Completing / Wrap-up

  • Verify all log files in /var/log are not giving any errors or notifications
  • Check logs for whats growing! 
    # ls -alR /var/log | grep ^- | awk {'print $5" "$8'} | sort -k 2| sort -n
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