"ntp_allow_network, ntp_allow_netmask, external_ntp_server 수정 필요
"
| --- - hosts: server user: root vars: ntp_allow_network: 192.168.200.0 ntp_allow_netmask: 255.255.255.0 external_ntp_server: time.bora.net tasks: - name: ntp 설치 yum: name: ntp state: latest - name: ntp.conf 수정1 - 기존 서버 주석처리 replace: path: /etc/ntp.conf regexp: '^server ' replace: '#server ' - name: ntp.conf 수정2 - 클라이언트 허용 대역 설정 lineinfile: path: /etc/ntp.conf regexp: '^#restrict' line: "restrict {{ ntp_allow_network }} mask {{ ntp_allow_netmask }} nomodify notrap" - name: ntp.conf 수정3 - 외부 ntp 서버 추가 blockinfile: path: /etc/ntp.conf insertafter: '^#server 3' block: | server {{ external_ntp_server }} iburst - name: ntp.conf 수정3 - 외부 ntp 서버 추가 blockinfile: path: /etc/ntp.conf insertafter: '^keys /etc/ntp/keys$' block: | server 127.127.1.0 fudge 127.127.1.0 stratum 3 - name: ntpd 구동 service: name: ntpd state: started enabled: yes |