a2.ansible 生产实战案例 -- 系统初始化playbook

Raymond运维
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系统初始化playbook

源码下载地址：github.com/raymond9999…

[root@ansible-server ansible]# mkdir playbook/reset
[root@ansible-server ansible]# cd playbook/reset

[root@ansible-server reset]# vim vars.yml
ROCKY_URL: mirrors.ustc.edu.cn
URL: mirrors.cloud.tencent.com

[root@ansible-server reset]# mkdir templates

[root@ansible-server reset]# vim templates/yum8.repo.j2 
[BaseOS]
name=BaseOS
{% if ansible_distribution =="Rocky" %}
baseurl=https://{{ ROCKY_URL }}/rocky/$releasever/BaseOS/$basearch/os/
{% elif ansible_distribution=="CentOS" %}
baseurl=https://{{ URL }}/centos/$releasever-stream/BaseOS/$basearch/os/
{% endif %}
gpgcheck=1
{% if ansible_distribution =="Rocky" %}
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-rockyofficial
{% elif ansible_distribution=="CentOS" %}
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
{% endif %}

[AppStream]
name=AppStream
{% if ansible_distribution =="Rocky" %}
baseurl=https://{{ ROCKY_URL }}/rocky/$releasever/AppStream/$basearch/os/
{% elif ansible_distribution=="CentOS" %}
baseurl=https://{{ URL }}/centos/$releasever-stream/AppStream/$basearch/os/
{% endif %}
gpgcheck=1
{% if ansible_distribution =="Rocky" %}
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-rockyofficial
{% elif ansible_distribution=="CentOS" %}
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
{% endif %}

[extras]
name=extras
{% if ansible_distribution =="Rocky" %}
baseurl=https://{{ ROCKY_URL }}/rocky/$releasever/extras/$basearch/os/
{% elif ansible_distribution=="CentOS" %}
baseurl=https://{{ URL }}/centos/$releasever-stream/extras/$basearch/os/
{% endif %}
gpgcheck=1
{% if ansible_distribution =="Rocky" %}
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-rockyofficial
{% elif ansible_distribution=="CentOS" %}
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
{% endif %}

{% if ansible_distribution =="Rocky" %}
[plus]
{% elif ansible_distribution=="CentOS" %}
[centosplus]
{% endif %}
{% if ansible_distribution =="Rocky" %}
name=plus
{% elif ansible_distribution=="CentOS" %}
name=centosplus
{% endif %}
{% if ansible_distribution =="Rocky" %}
baseurl=https://{{ ROCKY_URL }}/rocky/$releasever/plus/$basearch/os/
{% elif ansible_distribution=="CentOS" %}
baseurl=https://{{ URL }}/centos/$releasever-stream/centosplus/$basearch/os/
{% endif %}
gpgcheck=1
{% if ansible_distribution =="Rocky" %}
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-rockyofficial
{% elif ansible_distribution=="CentOS" %}
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
{% endif %}

[PowerTools]
name=PowerTools
{% if ansible_distribution =="Rocky" %}
baseurl=https://{{ ROCKY_URL }}/rocky/$releasever/PowerTools/$basearch/os/
{% elif ansible_distribution=="CentOS" %}
baseurl=https://{{ URL }}/centos/$releasever-stream/PowerTools/$basearch/os/
{% endif %}
gpgcheck=1
{% if ansible_distribution =="Rocky" %}
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-rockyofficial
{% elif ansible_distribution=="CentOS" %}
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
{% endif %}

[epel]
name=epel
{% if ansible_distribution =="Rocky" %}
baseurl=https://{{ ROCKY_URL }}/fedora/epel/$releasever/Everything/$basearch/
{% elif ansible_distribution=="CentOS" %}
baseurl=https://{{ URL }}/epel/$releasever/Everything/$basearch/
{% endif %}
gpgcheck=1
{% if ansible_distribution =="Rocky" %}
gpgkey=https://{{ ROCKY_URL }}/fedora/epel/RPM-GPG-KEY-EPEL-$releasever
{% elif ansible_distribution=="CentOS" %}
gpgkey=https://{{ URL }}/epel/RPM-GPG-KEY-EPEL-$releasever
{% endif %}

[root@ansible-server reset]# vim templates/yum7.repo.j2 
[base]
name=base
baseurl=https://{{ URL }}/centos/$releasever/os/$basearch/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-$releasever

[extras]
name=extras
baseurl=https://{{ URL }}/centos/$releasever/extras/$basearch/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-$releasever

[updates]
name=updates
baseurl=https://{{ URL }}/centos/$releasever/updates/$basearch/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-$releasever

[centosplus]
name=centosplus
baseurl=https://{{ URL }}/centos/$releasever/centosplus/$basearch/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-$releasever

[epel]
name=epel
baseurl=https://{{ URL }}/epel/$releasever/$basearch/
gpgcheck=1
gpgkey=https://{{ URL }}/epel/RPM-GPG-KEY-EPEL-$releasever

[root@ansible-server reset]# vim templates/apt.list.j2 
deb http://{{ URL }}/ubuntu/ {{ ansible_distribution_release }} main restricted universe multiverse
deb-src http://{{ URL }}/ubuntu/ {{ ansible_distribution_release }} main restricted universe multiverse

deb http://{{ URL }}/ubuntu/ {{ ansible_distribution_release }}-security main restricted universe multiverse
deb-src http://{{ URL }}/ubuntu/ {{ ansible_distribution_release }}-security main restricted universe multiverse

deb http://{{ URL }}/ubuntu/ {{ ansible_distribution_release }}-updates main restricted universe multiverse
deb-src http://{{ URL }}/ubuntu/ {{ ansible_distribution_release }}-updates main restricted universe multiverse

deb http://{{ URL }}/ubuntu/ {{ ansible_distribution_release }}-proposed main restricted universe multiverse
deb-src http://{{ URL }}/ubuntu/ {{ ansible_distribution_release }}-proposed main restricted universe multiverse

deb http://{{ URL }}/ubuntu/ {{ ansible_distribution_release }}-backports main restricted universe multiverse
deb-src http://{{ URL }}/ubuntu/ {{ ansible_distribution_release }}-backports main restricted universe multiverse

[root@ansible-server reset]# vim reset.yml  
---
- hosts: all
  vars_files:
    vars.yml 

  tasks:
    - name: set hostname
      hostname:
        name: "{{ hname }}.{{ domain }}"
    - name: disable selinux
      replace:
        path: /etc/sysconfig/selinux
        regexp: '^(SELINUX=).*'
        replace: '\1disabled'
      when:
        - (ansible_distribution=="CentOS" or ansible_distribution=="Rocky")
    - name: disable firewall
      systemd:
        name: firewalld
        state: stopped
        enabled: no
      when:
        - (ansible_distribution=="CentOS" or ansible_distribution=="Rocky")
    - name: disable ufw
      systemd:
        name: ufw
        state: stopped
        enabled: no
      when:
        - ansible_distribution=="Ubuntu"
    - name: optimization sshd disable UseDNS
      replace:
        path: /etc/ssh/sshd_config
        regexp: '^#(UseDNS).*'
        replace: '\1 no'
    - name: optimization sshd diaable CentOS or Rocky GSSAPIAuthentication
      replace:
        path: /etc/ssh/sshd_config
        regexp: '^(GSSAPIAuthentication).*'
        replace: '\1 no'
      when:
        - (ansible_distribution=="CentOS" or ansible_distribution=="Rocky")
    - name: optimization sshd diaable Ubuntu GSSAPIAuthentication
      replace:
        path: /etc/ssh/sshd_config
        regexp: '^#(GSSAPIAuthentication).*'
        replace: '\1 no'
      when:
        - ansible_distribution=="Ubuntu"
    - name: set CentOS or Rocky alias
      lineinfile:
        path: ~/.bashrc
        line: "{{ item }}"
      loop:
        - "alias cdnet=\"cd /etc/sysconfig/network-scripts\""
        - "alias vie0=\"vim /etc/sysconfig/network-scripts/ifcfg-eth0\""
        - "alias vie1=\"vim /etc/sysconfig/network-scripts/ifcfg-eth1\""
        - "alias scandisk=\"echo '- - -' > /sys/class/scsi_host/host0/scan;echo '- - -' > /sys/class/scsi_host/host1/scan;echo '- - -' > /sys/class/scsi_host/host2/scan\""
      when:
        - (ansible_distribution=="CentOS" or ansible_distribution=="Rocky")
    - name: set Ubuntu alias
      lineinfile:
        path: ~/.bashrc
        line: "{{ item }}"
      loop:
        - "alias cdnet=\"cd /etc/netplan\""
        - "alias scandisk=\"echo '- - -' > /sys/class/scsi_host/host0/scan;echo '- - -' > /sys/class/scsi_host/host1/scan;echo '- - -' > /sys/class/scsi_host/host2/scan\""
      when:
        - ansible_distribution=="Ubuntu"
    - name: find CentOS or Rocky repo files
      find:
        paths: /etc/yum.repos.d/
        patterns: "*.repo"
      register: FILENAME
      when:
        - (ansible_distribution=="CentOS" or ansible_distribution=="Rocky")
    - name: delete CentOS or Rocky repo files
      file:
        path: "{{ item.path }}"
        state: absent
      with_items: "{{ FILENAME.files }}"
      when:
        - (ansible_distribution=="CentOS" or ansible_distribution=="Rocky")
    - name: set CentOS8 or Rocky8 Mirror warehouse
      template:
        src: yum8.repo.j2
        dest: /etc/yum.repos.d/base.repo
      when:
        - (ansible_distribution=="CentOS" or ansible_distribution=="Rocky")
        - ansible_distribution_major_version=="8"
    - name: set CentOS7 Mirror warehouse
      template:
        src: yum7.repo.j2
        dest: /etc/yum.repos.d/base.repo
      when:
        - ansible_distribution=="CentOS"
        - ansible_distribution_major_version=="7"
    - name: set Ubuntu Mirror warehouse
      template:
        src: apt.list.j2
        dest: /etc/apt/sources.list
      when:
        - ansible_distribution=="Ubuntu"
    - name: delete lock files
      file:
        path: "{{ item }}"
        state: absent
      loop:
        - /var/lib/dpkg/lock
        - /var/lib/apt/lists/lock
        - /var/cache/apt/archives/lock
      when:
        - ansible_distribution=="Ubuntu"
    - name: apt update
      apt:
        update_cache: yes 
        force: yes 
      when:
        - ansible_distribution=="Ubuntu"
    - name: install Centos or Rocky package
      yum:
        name: vim,tree,lrzsz
      when:
        - (ansible_distribution=="CentOS" or ansible_distribution=="Rocky")
    - name: install Ubuntu package
      apt:
        name: tree,lrzsz
        force: yes 
      when:
        - ansible_distribution=="Ubuntu"
    - name: reboot system
      reboot:
 
[root@ansible-server playbook]# cd ..
[root@ansible-server ansible]# ansible-playbook playbook/reset/reset.yml 

PLAY [all] ************************************************************************************************************************************

TASK [Gathering Facts] ************************************************************************************************************************
ok: [172.31.0.103]
ok: [172.31.0.101]
ok: [172.31.0.104]
ok: [172.31.0.102]
ok: [172.31.0.105]

TASK [set hostname] ***************************************************************************************************************************
changed: [172.31.0.105]
changed: [172.31.0.104]
changed: [172.31.0.103]
changed: [172.31.0.101]
changed: [172.31.0.102]

TASK [disable selinux] ************************************************************************************************************************
skipping: [172.31.0.104]
skipping: [172.31.0.105]
changed: [172.31.0.103]
changed: [172.31.0.101]
changed: [172.31.0.102]

TASK [disable firewall] ***********************************************************************************************************************
skipping: [172.31.0.104]
skipping: [172.31.0.105]
changed: [172.31.0.103]
changed: [172.31.0.101]
changed: [172.31.0.102]

TASK [disable ufw] ****************************************************************************************************************************
skipping: [172.31.0.101]
skipping: [172.31.0.102]
skipping: [172.31.0.103]
changed: [172.31.0.104]
changed: [172.31.0.105]

TASK [optimization sshd disable UseDNS] *******************************************************************************************************
changed: [172.31.0.103]
changed: [172.31.0.104]
changed: [172.31.0.102]
changed: [172.31.0.101]
changed: [172.31.0.105]

TASK [optimization sshd diaable CentOS or Rocky GSSAPIAuthentication] *************************************************************************
skipping: [172.31.0.104]
skipping: [172.31.0.105]
changed: [172.31.0.103]
changed: [172.31.0.102]
changed: [172.31.0.101]

TASK [optimization sshd diaable Ubuntu GSSAPIAuthentication] **********************************************************************************
skipping: [172.31.0.101]
skipping: [172.31.0.102]
skipping: [172.31.0.103]
changed: [172.31.0.104]
changed: [172.31.0.105]

TASK [set CentOS or Rocky alias] **************************************************************************************************************
skipping: [172.31.0.104] => (item=alias cdnet="cd /etc/sysconfig/network-scripts") 
skipping: [172.31.0.104] => (item=alias vie0="vim /etc/sysconfig/network-scripts/ifcfg-eth0") 
skipping: [172.31.0.104] => (item=alias vie1="vim /etc/sysconfig/network-scripts/ifcfg-eth1") 
skipping: [172.31.0.104] => (item=alias scandisk="echo '- - -' > /sys/class/scsi_host/host0/scan;echo '- - -' > /sys/class/scsi_host/host1/scan;echo '- - -' > /sys/class/scsi_host/host2/scan") 
skipping: [172.31.0.105] => (item=alias cdnet="cd /etc/sysconfig/network-scripts") 
skipping: [172.31.0.105] => (item=alias vie0="vim /etc/sysconfig/network-scripts/ifcfg-eth0") 
skipping: [172.31.0.105] => (item=alias vie1="vim /etc/sysconfig/network-scripts/ifcfg-eth1") 
skipping: [172.31.0.105] => (item=alias scandisk="echo '- - -' > /sys/class/scsi_host/host0/scan;echo '- - -' > /sys/class/scsi_host/host1/scan;echo '- - -' > /sys/class/scsi_host/host2/scan") 
changed: [172.31.0.103] => (item=alias cdnet="cd /etc/sysconfig/network-scripts")
changed: [172.31.0.102] => (item=alias cdnet="cd /etc/sysconfig/network-scripts")
changed: [172.31.0.101] => (item=alias cdnet="cd /etc/sysconfig/network-scripts")
changed: [172.31.0.103] => (item=alias vie0="vim /etc/sysconfig/network-scripts/ifcfg-eth0")
changed: [172.31.0.102] => (item=alias vie0="vim /etc/sysconfig/network-scripts/ifcfg-eth0")
changed: [172.31.0.103] => (item=alias vie1="vim /etc/sysconfig/network-scripts/ifcfg-eth1")
changed: [172.31.0.101] => (item=alias vie0="vim /etc/sysconfig/network-scripts/ifcfg-eth0")
changed: [172.31.0.103] => (item=alias scandisk="echo '- - -' > /sys/class/scsi_host/host0/scan;echo '- - -' > /sys/class/scsi_host/host1/scan;echo '- - -' > /sys/class/scsi_host/host2/scan")
changed: [172.31.0.102] => (item=alias vie1="vim /etc/sysconfig/network-scripts/ifcfg-eth1")
changed: [172.31.0.101] => (item=alias vie1="vim /etc/sysconfig/network-scripts/ifcfg-eth1")
changed: [172.31.0.102] => (item=alias scandisk="echo '- - -' > /sys/class/scsi_host/host0/scan;echo '- - -' > /sys/class/scsi_host/host1/scan;echo '- - -' > /sys/class/scsi_host/host2/scan")
changed: [172.31.0.101] => (item=alias scandisk="echo '- - -' > /sys/class/scsi_host/host0/scan;echo '- - -' > /sys/class/scsi_host/host1/scan;echo '- - -' > /sys/class/scsi_host/host2/scan")

TASK [set Ubuntu alias] ***********************************************************************************************************************
skipping: [172.31.0.101] => (item=alias cdnet="cd /etc/netplan") 
skipping: [172.31.0.101] => (item=alias scandisk="echo '- - -' > /sys/class/scsi_host/host0/scan;echo '- - -' > /sys/class/scsi_host/host1/scan;echo '- - -' > /sys/class/scsi_host/host2/scan") 
skipping: [172.31.0.102] => (item=alias cdnet="cd /etc/netplan") 
skipping: [172.31.0.102] => (item=alias scandisk="echo '- - -' > /sys/class/scsi_host/host0/scan;echo '- - -' > /sys/class/scsi_host/host1/scan;echo '- - -' > /sys/class/scsi_host/host2/scan") 
skipping: [172.31.0.103] => (item=alias cdnet="cd /etc/netplan") 
skipping: [172.31.0.103] => (item=alias scandisk="echo '- - -' > /sys/class/scsi_host/host0/scan;echo '- - -' > /sys/class/scsi_host/host1/scan;echo '- - -' > /sys/class/scsi_host/host2/scan") 
changed: [172.31.0.105] => (item=alias cdnet="cd /etc/netplan")
changed: [172.31.0.104] => (item=alias cdnet="cd /etc/netplan")
changed: [172.31.0.105] => (item=alias scandisk="echo '- - -' > /sys/class/scsi_host/host0/scan;echo '- - -' > /sys/class/scsi_host/host1/scan;echo '- - -' > /sys/class/scsi_host/host2/scan")
changed: [172.31.0.104] => (item=alias scandisk="echo '- - -' > /sys/class/scsi_host/host0/scan;echo '- - -' > /sys/class/scsi_host/host1/scan;echo '- - -' > /sys/class/scsi_host/host2/scan")

TASK [find CentOS or Rocky repo files] ********************************************************************************************************
skipping: [172.31.0.104]
skipping: [172.31.0.105]
ok: [172.31.0.103]
ok: [172.31.0.101]
ok: [172.31.0.102]

TASK [delete CentOS or Rocky repo files] ******************************************************************************************************
skipping: [172.31.0.104]
skipping: [172.31.0.105]
changed: [172.31.0.103] => (item={'uid': 0, 'woth': False, 'mtime': 1603464839.0, 'inode': 134321074, 'isgid': False, 'size': 1664, 'roth': True, 'isuid': False, 'isreg': True, 'pw_name': 'root', 'gid': 0, 'ischr': False, 'wusr': True, 'xoth': False, 'rusr': True, 'nlink': 1, 'issock': False, 'rgrp': True, 'gr_name': 'root', 'path': '/etc/yum.repos.d/CentOS-Base.repo', 'xusr': False, 'atime': 1603464839.0, 'isdir': False, 'ctime': 1608541503.913163, 'isblk': False, 'xgrp': False, 'dev': 2050, 'wgrp': False, 'isfifo': False, 'mode': '0644', 'islnk': False})
changed: [172.31.0.102] => (item={'path': '/etc/yum.repos.d/CentOS-Linux-AppStream.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 719, 'inode': 67385230, 'dev': 64768, 'nlink': 1, 'atime': 1631668297.0, 'mtime': 1631668297.0, 'ctime': 1641029333.4996922, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.101] => (item={'path': '/etc/yum.repos.d/Rocky-AppStream.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 700, 'inode': 201329274, 'dev': 66306, 'nlink': 1, 'atime': 1633735759.0, 'mtime': 1633735759.0, 'ctime': 1637138057.3176675, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.103] => (item={'uid': 0, 'woth': False, 'mtime': 1603464839.0, 'inode': 134321075, 'isgid': False, 'size': 1309, 'roth': True, 'isuid': False, 'isreg': True, 'pw_name': 'root', 'gid': 0, 'ischr': False, 'wusr': True, 'xoth': False, 'rusr': True, 'nlink': 1, 'issock': False, 'rgrp': True, 'gr_name': 'root', 'path': '/etc/yum.repos.d/CentOS-CR.repo', 'xusr': False, 'atime': 1603464839.0, 'isdir': False, 'ctime': 1608541503.913163, 'isblk': False, 'xgrp': False, 'dev': 2050, 'wgrp': False, 'isfifo': False, 'mode': '0644', 'islnk': False})
changed: [172.31.0.103] => (item={'uid': 0, 'woth': False, 'mtime': 1603464839.0, 'inode': 134321076, 'isgid': False, 'size': 649, 'roth': True, 'isuid': False, 'isreg': True, 'pw_name': 'root', 'gid': 0, 'ischr': False, 'wusr': True, 'xoth': False, 'rusr': True, 'nlink': 1, 'issock': False, 'rgrp': True, 'gr_name': 'root', 'path': '/etc/yum.repos.d/CentOS-Debuginfo.repo', 'xusr': False, 'atime': 1603464839.0, 'isdir': False, 'ctime': 1608541503.913163, 'isblk': False, 'xgrp': False, 'dev': 2050, 'wgrp': False, 'isfifo': False, 'mode': '0644', 'islnk': False})
changed: [172.31.0.101] => (item={'path': '/etc/yum.repos.d/Rocky-BaseOS.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 685, 'inode': 201329275, 'dev': 66306, 'nlink': 1, 'atime': 1633735759.0, 'mtime': 1633735759.0, 'ctime': 1637138057.3176675, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.102] => (item={'path': '/etc/yum.repos.d/CentOS-Linux-BaseOS.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 704, 'inode': 67385231, 'dev': 64768, 'nlink': 1, 'atime': 1631668297.0, 'mtime': 1631668297.0, 'ctime': 1641029333.4996922, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.103] => (item={'uid': 0, 'woth': False, 'mtime': 1603464839.0, 'inode': 134321077, 'isgid': False, 'size': 630, 'roth': True, 'isuid': False, 'isreg': True, 'pw_name': 'root', 'gid': 0, 'ischr': False, 'wusr': True, 'xoth': False, 'rusr': True, 'nlink': 1, 'issock': False, 'rgrp': True, 'gr_name': 'root', 'path': '/etc/yum.repos.d/CentOS-Media.repo', 'xusr': False, 'atime': 1603464839.0, 'isdir': False, 'ctime': 1608541503.913163, 'isblk': False, 'xgrp': False, 'dev': 2050, 'wgrp': False, 'isfifo': False, 'mode': '0644', 'islnk': False})
changed: [172.31.0.102] => (item={'path': '/etc/yum.repos.d/CentOS-Linux-ContinuousRelease.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 1130, 'inode': 67385232, 'dev': 64768, 'nlink': 1, 'atime': 1631668297.0, 'mtime': 1631668297.0, 'ctime': 1641029333.4996922, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.101] => (item={'path': '/etc/yum.repos.d/Rocky-Debuginfo.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 1753, 'inode': 201329276, 'dev': 66306, 'nlink': 1, 'atime': 1633735759.0, 'mtime': 1633735759.0, 'ctime': 1637138057.3176675, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.103] => (item={'uid': 0, 'woth': False, 'mtime': 1603464839.0, 'inode': 134321078, 'isgid': False, 'size': 1331, 'roth': True, 'isuid': False, 'isreg': True, 'pw_name': 'root', 'gid': 0, 'ischr': False, 'wusr': True, 'xoth': False, 'rusr': True, 'nlink': 1, 'issock': False, 'rgrp': True, 'gr_name': 'root', 'path': '/etc/yum.repos.d/CentOS-Sources.repo', 'xusr': False, 'atime': 1603464839.0, 'isdir': False, 'ctime': 1608541503.913163, 'isblk': False, 'xgrp': False, 'dev': 2050, 'wgrp': False, 'isfifo': False, 'mode': '0644', 'islnk': False})
changed: [172.31.0.103] => (item={'uid': 0, 'woth': False, 'mtime': 1603464839.0, 'inode': 134321079, 'isgid': False, 'size': 8515, 'roth': True, 'isuid': False, 'isreg': True, 'pw_name': 'root', 'gid': 0, 'ischr': False, 'wusr': True, 'xoth': False, 'rusr': True, 'nlink': 1, 'issock': False, 'rgrp': True, 'gr_name': 'root', 'path': '/etc/yum.repos.d/CentOS-Vault.repo', 'xusr': False, 'atime': 1603464839.0, 'isdir': False, 'ctime': 1608541503.913163, 'isblk': False, 'xgrp': False, 'dev': 2050, 'wgrp': False, 'isfifo': False, 'mode': '0644', 'islnk': False})
changed: [172.31.0.102] => (item={'path': '/etc/yum.repos.d/CentOS-Linux-Debuginfo.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 318, 'inode': 67385233, 'dev': 64768, 'nlink': 1, 'atime': 1631668297.0, 'mtime': 1631668297.0, 'ctime': 1641029333.4996922, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.101] => (item={'path': '/etc/yum.repos.d/Rocky-Devel.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 350, 'inode': 201329277, 'dev': 66306, 'nlink': 1, 'atime': 1633735759.0, 'mtime': 1633735759.0, 'ctime': 1637138057.3176675, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.103] => (item={'uid': 0, 'woth': False, 'mtime': 1603464839.0, 'inode': 134321080, 'isgid': False, 'size': 314, 'roth': True, 'isuid': False, 'isreg': True, 'pw_name': 'root', 'gid': 0, 'ischr': False, 'wusr': True, 'xoth': False, 'rusr': True, 'nlink': 1, 'issock': False, 'rgrp': True, 'gr_name': 'root', 'path': '/etc/yum.repos.d/CentOS-fasttrack.repo', 'xusr': False, 'atime': 1603464839.0, 'isdir': False, 'ctime': 1608541503.915163, 'isblk': False, 'xgrp': False, 'dev': 2050, 'wgrp': False, 'isfifo': False, 'mode': '0644', 'islnk': False})
changed: [172.31.0.102] => (item={'path': '/etc/yum.repos.d/CentOS-Linux-Devel.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 732, 'inode': 67385234, 'dev': 64768, 'nlink': 1, 'atime': 1631668297.0, 'mtime': 1631668297.0, 'ctime': 1641029333.4996922, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.103] => (item={'uid': 0, 'woth': False, 'mtime': 1603464839.0, 'inode': 134321081, 'isgid': False, 'size': 616, 'roth': True, 'isuid': False, 'isreg': True, 'pw_name': 'root', 'gid': 0, 'ischr': False, 'wusr': True, 'xoth': False, 'rusr': True, 'nlink': 1, 'issock': False, 'rgrp': True, 'gr_name': 'root', 'path': '/etc/yum.repos.d/CentOS-x86_64-kernel.repo', 'xusr': False, 'atime': 1603464839.0, 'isdir': False, 'ctime': 1608541503.915163, 'isblk': False, 'xgrp': False, 'dev': 2050, 'wgrp': False, 'isfifo': False, 'mode': '0644', 'islnk': False})
changed: [172.31.0.101] => (item={'path': '/etc/yum.repos.d/Rocky-Extras.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 685, 'inode': 201329278, 'dev': 66306, 'nlink': 1, 'atime': 1633735759.0, 'mtime': 1633735759.0, 'ctime': 1637138057.3176675, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.102] => (item={'path': '/etc/yum.repos.d/CentOS-Linux-Extras.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 704, 'inode': 67385235, 'dev': 64768, 'nlink': 1, 'atime': 1631668297.0, 'mtime': 1631668297.0, 'ctime': 1641029333.4996922, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.101] => (item={'path': '/etc/yum.repos.d/Rocky-HighAvailability.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 721, 'inode': 201329279, 'dev': 66306, 'nlink': 1, 'atime': 1633735759.0, 'mtime': 1633735759.0, 'ctime': 1637138057.3176675, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.102] => (item={'path': '/etc/yum.repos.d/CentOS-Linux-FastTrack.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 719, 'inode': 67385236, 'dev': 64768, 'nlink': 1, 'atime': 1631668297.0, 'mtime': 1631668297.0, 'ctime': 1641029333.4996922, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.101] => (item={'path': '/etc/yum.repos.d/Rocky-Media.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 680, 'inode': 201333312, 'dev': 66306, 'nlink': 1, 'atime': 1633735759.0, 'mtime': 1633735759.0, 'ctime': 1637138057.3176675, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.102] => (item={'path': '/etc/yum.repos.d/CentOS-Linux-HighAvailability.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 740, 'inode': 67385237, 'dev': 64768, 'nlink': 1, 'atime': 1631668297.0, 'mtime': 1631668297.0, 'ctime': 1641029333.4996922, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.101] => (item={'path': '/etc/yum.repos.d/Rocky-NFV.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 670, 'inode': 201333313, 'dev': 66306, 'nlink': 1, 'atime': 1633735759.0, 'mtime': 1633735759.0, 'ctime': 1637138057.3176675, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.102] => (item={'path': '/etc/yum.repos.d/CentOS-Linux-Media.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 693, 'inode': 67385238, 'dev': 64768, 'nlink': 1, 'atime': 1631668297.0, 'mtime': 1631668297.0, 'ctime': 1641029333.501692, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.101] => (item={'path': '/etc/yum.repos.d/Rocky-Plus.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 680, 'inode': 201333314, 'dev': 66306, 'nlink': 1, 'atime': 1633735759.0, 'mtime': 1633735759.0, 'ctime': 1637138057.3176675, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.102] => (item={'path': '/etc/yum.repos.d/CentOS-Linux-Plus.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 706, 'inode': 67385239, 'dev': 64768, 'nlink': 1, 'atime': 1631668297.0, 'mtime': 1631668297.0, 'ctime': 1641029333.501692, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.101] => (item={'path': '/etc/yum.repos.d/Rocky-PowerTools.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 705, 'inode': 201333315, 'dev': 66306, 'nlink': 1, 'atime': 1633735759.0, 'mtime': 1633735759.0, 'ctime': 1637138057.3176675, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.102] => (item={'path': '/etc/yum.repos.d/CentOS-Linux-PowerTools.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 724, 'inode': 67385240, 'dev': 64768, 'nlink': 1, 'atime': 1631668297.0, 'mtime': 1631668297.0, 'ctime': 1641029333.501692, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.101] => (item={'path': '/etc/yum.repos.d/Rocky-RT.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 671, 'inode': 201333316, 'dev': 66306, 'nlink': 1, 'atime': 1633735759.0, 'mtime': 1633735759.0, 'ctime': 1637138057.3176675, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.102] => (item={'path': '/etc/yum.repos.d/CentOS-Linux-Sources.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 1124, 'inode': 67385241, 'dev': 64768, 'nlink': 1, 'atime': 1631668297.0, 'mtime': 1631668297.0, 'ctime': 1641029333.501692, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.101] => (item={'path': '/etc/yum.repos.d/Rocky-ResilientStorage.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 736, 'inode': 201333317, 'dev': 66306, 'nlink': 1, 'atime': 1633735759.0, 'mtime': 1633735759.0, 'ctime': 1637138057.3176675, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})
changed: [172.31.0.101] => (item={'path': '/etc/yum.repos.d/Rocky-Sources.repo', 'mode': '0644', 'isdir': False, 'ischr': False, 'isblk': False, 'isreg': True, 'isfifo': False, 'islnk': False, 'issock': False, 'uid': 0, 'gid': 0, 'size': 2335, 'inode': 201333318, 'dev': 66306, 'nlink': 1, 'atime': 1633735759.0, 'mtime': 1633735759.0, 'ctime': 1637138057.319668, 'gr_name': 'root', 'pw_name': 'root', 'wusr': True, 'rusr': True, 'xusr': False, 'wgrp': False, 'rgrp': True, 'xgrp': False, 'woth': False, 'roth': True, 'xoth': False, 'isuid': False, 'isgid': False})

TASK [set CentOS8 or Rocky8 Mirror warehouse] *************************************************************************************************
skipping: [172.31.0.103]
skipping: [172.31.0.104]
skipping: [172.31.0.105]
changed: [172.31.0.102]
changed: [172.31.0.101]

TASK [set CentOS7 Mirror warehouse] ***********************************************************************************************************
skipping: [172.31.0.101]
skipping: [172.31.0.102]
skipping: [172.31.0.104]
skipping: [172.31.0.105]
changed: [172.31.0.103]

TASK [set Ubuntu Mirror warehouse] ************************************************************************************************************
skipping: [172.31.0.101]
skipping: [172.31.0.102]
skipping: [172.31.0.103]
changed: [172.31.0.105]
changed: [172.31.0.104]

TASK [delete lock files] **********************************************************************************************************************
skipping: [172.31.0.101] => (item=/var/lib/dpkg/lock) 
skipping: [172.31.0.101] => (item=/var/lib/apt/lists/lock) 
skipping: [172.31.0.101] => (item=/var/cache/apt/archives/lock) 
skipping: [172.31.0.102] => (item=/var/lib/dpkg/lock) 
skipping: [172.31.0.102] => (item=/var/lib/apt/lists/lock) 
skipping: [172.31.0.102] => (item=/var/cache/apt/archives/lock) 
skipping: [172.31.0.103] => (item=/var/lib/dpkg/lock) 
skipping: [172.31.0.103] => (item=/var/lib/apt/lists/lock) 
skipping: [172.31.0.103] => (item=/var/cache/apt/archives/lock) 
changed: [172.31.0.105] => (item=/var/lib/dpkg/lock)
changed: [172.31.0.104] => (item=/var/lib/dpkg/lock)
changed: [172.31.0.105] => (item=/var/lib/apt/lists/lock)
changed: [172.31.0.104] => (item=/var/lib/apt/lists/lock)
changed: [172.31.0.105] => (item=/var/cache/apt/archives/lock)
changed: [172.31.0.104] => (item=/var/cache/apt/archives/lock)

TASK [apt update] *****************************************************************************************************************************
skipping: [172.31.0.101]
skipping: [172.31.0.102]
skipping: [172.31.0.103]
changed: [172.31.0.105]
changed: [172.31.0.104]

TASK [install Centos or Rocky package] ********************************************************************************************************
skipping: [172.31.0.104]
skipping: [172.31.0.105]
changed: [172.31.0.103]
changed: [172.31.0.101]
changed: [172.31.0.102]

TASK [install Ubuntu package] *****************************************************************************************************************
skipping: [172.31.0.101]
skipping: [172.31.0.102]
skipping: [172.31.0.103]
changed: [172.31.0.105]
changed: [172.31.0.104]

TASK [reboot system] **************************************************************************************************************************
changed: [172.31.0.103]
changed: [172.31.0.101]
changed: [172.31.0.105]
changed: [172.31.0.104]
changed: [172.31.0.102]

PLAY RECAP ************************************************************************************************************************************
172.31.0.101               : ok=12   changed=10   unreachable=0    failed=0    skipped=8    rescued=0    ignored=0   
172.31.0.102               : ok=12   changed=10   unreachable=0    failed=0    skipped=8    rescued=0    ignored=0   
172.31.0.103               : ok=12   changed=10   unreachable=0    failed=0    skipped=8    rescued=0    ignored=0   
172.31.0.104               : ok=11   changed=10   unreachable=0    failed=0    skipped=9    rescued=0    ignored=0   
172.31.0.105               : ok=11   changed=10   unreachable=0    failed=0    skipped=9    rescued=0    ignored=0

[root@rocky8-client ~]# hostname
rocky8-client.example.local
[root@centos8-client ~]# hostname
centos8-client.example.local
[root@centos7-client ~]# hostname
centos7-client.example.local
root@ubuntu1804-client:~# hostname
ubuntu1804-client.example.local
root@ubuntu2004-client:~# hostname
ubuntu2004-client.example.local

[root@rocky8-client ~]# getenforce 
Disabled
[root@centos8-client ~]# getenforce 
Disabled
[root@centos7-client ~]# getenforce
Disabled

[root@rocky8-client ~]# systemctl status firewalld
● firewalld.service - firewalld - dynamic firewall daemon
   Loaded: loaded (/usr/lib/systemd/system/firewalld.service; disabled; vendor preset: enabled)
   Active: inactive (dead)
     Docs: man:firewalld(1)
[root@centos8-client ~]# systemctl status firewalld
● firewalld.service - firewalld - dynamic firewall daemon
   Loaded: loaded (/usr/lib/systemd/system/firewalld.service; disabled; vendor preset: enabled)
   Active: inactive (dead)
     Docs: man:firewalld(1)
[root@centos7-client ~]# systemctl status firewalld
● firewalld.service - firewalld - dynamic firewall daemon
   Loaded: loaded (/usr/lib/systemd/system/firewalld.service; disabled; vendor preset: enabled)
   Active: inactive (dead)
     Docs: man:firewalld(1)

root@ubuntu1804-client:~# systemctl status ufw
● ufw.service - Uncomplicated firewall
   Loaded: loaded (/lib/systemd/system/ufw.service; disabled; vendor preset: enabled)
   Active: inactive (dead)
     Docs: man:ufw(8)
root@ubuntu2004-client:~# systemctl status ufw
● ufw.service - Uncomplicated firewall
     Loaded: loaded (/lib/systemd/system/ufw.service; disabled; vendor preset: enabled)
     Active: inactive (dead)
       Docs: man:ufw(8)
     
[root@rocky8-client ~]# grep "^UseDNS" /etc/ssh/sshd_config
UseDNS no
[root@rocky8-client ~]# grep "^GSSAPIAuthentication" /etc/ssh/sshd_config
GSSAPIAuthentication no
[root@centos8-client ~]# grep "^UseDNS" /etc/ssh/sshd_config
UseDNS no
[root@centos8-client ~]# grep "^GSSAPIAuthentication" /etc/ssh/sshd_config
GSSAPIAuthentication no
[root@centos7-client ~]# grep "^UseDNS" /etc/ssh/sshd_config
UseDNS no
[root@centos7-client ~]# grep "^GSSAPIAuthentication" /etc/ssh/sshd_config
GSSAPIAuthentication no
root@ubuntu1804-client:~# grep "^UseDNS" /etc/ssh/sshd_config
UseDNS no
root@ubuntu1804-client:~# grep "GSSAPIAuthentication" /etc/ssh/sshd_config
GSSAPIAuthentication no
root@ubuntu2004-client:~# grep "^UseDNS" /etc/ssh/sshd_config
UseDNS no
root@ubuntu2004-client:~# grep "GSSAPIAuthentication" /etc/ssh/sshd_config
GSSAPIAuthentication no

[root@rocky8-client ~]# ll /etc/yum.repos.d/
total 4
-rw-r--r--. 1 root root 1078 Dec 24 23:24 base.repo
[root@rocky8-client ~]# cat /etc/yum.repos.d/base.repo 
[BaseOS]
name=BaseOS
baseurl=https://mirrors.ustc.edu.cn/rocky/$releasever/BaseOS/$basearch/os/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-rockyofficial

[AppStream]
name=AppStream
baseurl=https://mirrors.ustc.edu.cn/rocky/$releasever/AppStream/$basearch/os/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-rockyofficial

[extras]
name=extras
baseurl=https://mirrors.ustc.edu.cn/rocky/$releasever/extras/$basearch/os/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-rockyofficial
enabled=1

[plus]
name=plus
baseurl=https://mirrors.ustc.edu.cn/rocky/$releasever/plus/$basearch/os/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-rockyofficial

[PowerTools]
name=PowerTools
baseurl=https://mirrors.ustc.edu.cn/rocky/$releasever/PowerTools/$basearch/os/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-rockyofficial

[epel]
name=epel
baseurl=https://mirrors.ustc.edu.cn/fedora/epel/$releasever/Everything/$basearch/
gpgcheck=1
gpgkey=https://mirrors.ustc.edu.cn/fedora/epel/RPM-GPG-KEY-EPEL-$releasever

[root@centos8-client ~]# ll /etc/yum.repos.d/
total 4
-rw-r--r--. 1 root root 1082 Jan  1 18:53 base.repo
[root@centos8-client ~]# cat /etc/yum.repos.d/base.repo 
[BaseOS]
name=BaseOS
baseurl=https://mirrors.cloud.tencent.com/centos/$releasever/BaseOS/$basearch/os/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial

[AppStream]
name=AppStream
baseurl=https://mirrors.cloud.tencent.com/centos/$releasever/AppStream/$basearch/os/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial

[extras]
name=extras
baseurl=https://mirrors.cloud.tencent.com/centos/$releasever/extras/$basearch/os/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial

[centosplus]
name=centosplus
baseurl=https://mirrors.cloud.tencent.com/centos/$releasever/centosplus/$basearch/os/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial

[PowerTools]
name=PowerTools
baseurl=https://mirrors.cloud.tencent.com/centos/$releasever/PowerTools/$basearch/os/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial

[epel]
name=epel
baseurl=https://mirrors.cloud.tencent.com/epel/$releasever/Everything/$basearch/
gpgcheck=1
gpgkey=https://mirrors.cloud.tencent.com/epel/RPM-GPG-KEY-EPEL-$releasever

[root@centos7-client ~]# ll /etc/yum.repos.d/
total 4
-rw-r--r--. 1 root root 876 Dec 26 15:03 base.repo
[root@centos7-client ~]# cat /etc/yum.repos.d/base.repo 
[base]
name=base
baseurl=https://mirrors.cloud.tencent.com/centos/$releasever/os/$basearch/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-$releasever

[extras]
name=extras
baseurl=https://mirrors.cloud.tencent.com/centos/$releasever/extras/$basearch/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-$releasever

[updates]
name=updates
baseurl=https://mirrors.cloud.tencent.com/centos/$releasever/updates/$basearch/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-$releasever

[centosplus]
name=centosplus
baseurl=https://mirrors.cloud.tencent.com/centos/$releasever/centosplus/$basearch/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-$releasever

[epel]
name=epel
baseurl=https://mirrors.cloud.tencent.com/epel/$releasever/$basearch/
gpgcheck=1
gpgkey=https://mirrors.cloud.tencent.com/epel/RPM-GPG-KEY-EPEL-$releasever

root@ubuntu1804-client:~# cat /etc/apt/sources.list
deb http://mirrors.cloud.tencent.com/ubuntu/ bionic main restricted universe multiverse
deb-src http://mirrors.cloud.tencent.com/ubuntu/ bionic main restricted universe multiverse

deb http://mirrors.cloud.tencent.com/ubuntu/ bionic-security main restricted universe multiverse
deb-src http://mirrors.cloud.tencent.com/ubuntu/ bionic-security main restricted universe multiverse

deb http://mirrors.cloud.tencent.com/ubuntu/ bionic-updates main restricted universe multiverse
deb-src http://mirrors.cloud.tencent.com/ubuntu/ bionic-updates main restricted universe multiverse

deb http://mirrors.cloud.tencent.com/ubuntu/ bionic-proposed main restricted universe multiverse
deb-src http://mirrors.cloud.tencent.com/ubuntu/ bionic-proposed main restricted universe multiverse

deb http://mirrors.cloud.tencent.com/ubuntu/ bionic-backports main restricted universe multiverse
deb-src http://mirrors.cloud.tencent.com/ubuntu/ bionic-backports main restricted universe multiverse

root@ubuntu2004-client:~# cat /etc/apt/sources.list
deb http://mirrors.cloud.tencent.com/ubuntu/ focal main restricted universe multiverse
deb-src http://mirrors.cloud.tencent.com/ubuntu/ focal main restricted universe multiverse

deb http://mirrors.cloud.tencent.com/ubuntu/ focal-security main restricted universe multiverse
deb-src http://mirrors.cloud.tencent.com/ubuntu/ focal-security main restricted universe multiverse

deb http://mirrors.cloud.tencent.com/ubuntu/ focal-updates main restricted universe multiverse
deb-src http://mirrors.cloud.tencent.com/ubuntu/ focal-updates main restricted universe multiverse

deb http://mirrors.cloud.tencent.com/ubuntu/ focal-proposed main restricted universe multiverse
deb-src http://mirrors.cloud.tencent.com/ubuntu/ focal-proposed main restricted universe multiverse

deb http://mirrors.cloud.tencent.com/ubuntu/ focal-backports main restricted universe multiverse
deb-src http://mirrors.cloud.tencent.com/ubuntu/ focal-backports main restricted universe multiverse

[root@rocky8-client ~]# rpm -q tree
tree-1.7.0-15.el8.x86_64
[root@rocky8-client ~]# rpm -q lrzsz
lrzsz-0.12.20-43.el8.x86_64
[root@rocky8-client ~]# rpm -q vim-enhanced
vim-enhanced-8.0.1763-16.el8.x86_64
[root@centos8-client ~]# rpm -q tree
tree-1.7.0-15.el8.x86_64
[root@centos8-client ~]# rpm -q lrzsz
lrzsz-0.12.20-43.el8.x86_64
[root@centos8-client ~]# rpm -q vim-enhanced
vim-enhanced-8.0.1763-16.el8.x86_64
[root@centos7-client ~]# rpm -q tree
tree-1.6.0-10.el7.x86_64
[root@centos7-client ~]# rpm -q lrzsz
lrzsz-0.12.20-36.el7.x86_64
[root@centos7-client ~]# rpm -q vim-enhanced
vim-enhanced-7.4.629-8.el7_9.x86_64

root@ubuntu1804-client:~# dpkg -s tree
Package: tree
Status: install ok installed
Priority: optional
Section: utils
Installed-Size: 103
Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
Architecture: amd64
Version: 1.7.0-5
Depends: libc6 (>= 2.14)
Description: displays an indented directory tree, in color
 Tree is a recursive directory listing command that produces a depth indented
 listing of files, which is colorized ala dircolors if the LS_COLORS environment
 variable is set and output is to tty.
Original-Maintainer: Florian Ernst <florian@debian.org>
Homepage: http://mama.indstate.edu/users/ice/tree/
root@ubuntu1804-client:~# dpkg -s lrzsz
Package: lrzsz
Status: install ok installed
Priority: optional
Section: comm
Installed-Size: 519
Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
Architecture: amd64
Version: 0.12.21-10~build0.18.04.1
Depends: libc6 (>= 2.15)
Suggests: minicom
Description: Tools for zmodem/xmodem/ymodem file transfer
 Lrzsz is a cosmetically modified zmodem/ymodem/xmodem package built
 from the public-domain version of Chuck Forsberg's rzsz package.
 .
 These programs use error correcting protocols ({z,x,y}modem) to send
 (sz, sx, sb) and receive (rz, rx, rb) files over a dial-in serial port
 from a variety of programs running under various operating systems.
Original-Maintainer: Martin A. Godisch <godisch@debian.org>
Homepage: https://ohse.de/uwe/software/lrzsz.html

root@ubuntu2004-client:~# dpkg -s tree
Package: tree
Status: install ok installed
Priority: optional
Section: utils
Installed-Size: 112
Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
Architecture: amd64
Version: 1.8.0-1
Depends: libc6 (>= 2.4)
Description: displays an indented directory tree, in color
 Tree is a recursive directory listing command that produces a depth indented
 listing of files, which is colorized ala dircolors if the LS_COLORS environment
 variable is set and output is to tty.
Original-Maintainer: Florian Ernst <florian@debian.org>
Homepage: http://mama.indstate.edu/users/ice/tree/
root@ubuntu2004-client:~# dpkg -s lrzsz
Package: lrzsz
Status: install ok installed
Priority: optional
Section: comm
Installed-Size: 519
Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
Architecture: amd64
Version: 0.12.21-10
Depends: libc6 (>= 2.15)
Suggests: minicom
Description: Tools for zmodem/xmodem/ymodem file transfer
 Lrzsz is a cosmetically modified zmodem/ymodem/xmodem package built
 from the public-domain version of Chuck Forsberg's rzsz package.
 .
 These programs use error correcting protocols ({z,x,y}modem) to send
 (sz, sx, sb) and receive (rz, rx, rb) files over a dial-in serial port
 from a variety of programs running under various operating systems.
Original-Maintainer: Martin A. Godisch <godisch@debian.org>
Homepage: https://ohse.de/uwe/software/lrzsz.html
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