ansible dnf模塊詳解

概述

Installs, upgrade, removes, and lists packages and groups with the `dnf’ package manager
通過dnf管理數據包，比如安裝、更新、卸載和查看數據包

常用模塊

name : A package name or package specifier with version, like `name-1.0’. When using state=latest, this can be '’ which means run: dnf -y update. You can also pass a url or a local path to a rpm file.To operate on several packages this can accept a comma separated string of packages or a list of packages.
(Aliases: pkg)
指定需要安裝的數據包名稱，星號代表所有數據包

state：Whether to install (present',latest’), or remove (absent') a package.Default isNone’, however in effect the default action is present' unless theautoremove’ option is enabled for this module, then `absent’ is inferred.
(Choices: absent, present, installed, removed, latest)[Default: (null)]
指定軟件包的狀態，installed、present和latest代表安裝，remove和absent代表刪除

disable_gpg_check ：Whether to disable the GPG checking of signatures of packages being installed. Has an effect only if state is present' orlatest’.
[Default: no]
type: bool
用於禁用對 rpm 包的公鑰 gpg 驗證

enablerepo : `Repoid’ of repositories to enable for the install/update operation. These repos will not persist beyond the transaction. When specifying multiple repos, separate them with a “,”.
[Default: (null)]
指定安裝軟件包時臨時啓用的 yum 源

disablerepo : `Repoid’ of repositories to disable for the install/update operation. These repos will not persistbeyond the transaction. When specifying multiple repos, separate them with a “,”.
指定安裝軟件包時臨時禁用的 yum 源

示例

案例1：安裝最新版本的apache

- name: install the latest version of Apache
  dnf:
    name: httpd
    state: latest

[root@control ~]# ansible node1 -m dnf -a 'name=httpd  state=latest'

案例2：安裝最新版本的apache和mariadb

- name: install the latest version of Apache and MariaDB
  dnf:
    name:
      - httpd
      - mariadb-server
state: latest

[root@control ~]# ansible node1 -m dnf -a 'name=httpd,mariadb-server state=latest'

案例3：卸載apache

- name: remove the Apache package
  dnf:
    name: httpd
    state: absent

[root@control ~]# ansible node1 -m dnf -a 'name=httpd state=absent'

案例4：使用testing源安裝apache

- name: install the latest version of Apache from the testing repo
  dnf:
    name: httpd
    enablerepo: testing
    state: present

[root@control ~]# ansible node1 -m dnf -a 'name=httpd state=latest enablerepo=testing'

案例5：更新所有軟件

- name: upgrade all packages
  dnf:
    name: "*"
state: latest

[root@control ~]# ansible node1 -m dnf -a 'name="*" state=latest'

案例6：根據遠端rpm包安裝軟件

- name: install the nginx rpm from a remote repo
  dnf:
    name: 'http://nginx.org/packages/centos/6/noarch/RPMS/nginx-release-centos-6-0.el6.ngx.noarch.rpm'
    state: present

[root@control ~]# ansible node1 -m dnf -a 'name="http://nginx.org/packages/centos/6/noarch/RPMS/nginx-release-centos-6-0.el6.ngx.noarch.rpm" state=present'

案例7：根據本地rpm包安裝軟件

- name: install nginx rpm from a local file
  dnf:
    name: /usr/local/src/nginx-release-centos-6-0.el6.ngx.noarch.rpm
    state: present

[root@control ~]# ansible node1 -m dnf -a 'name=" /usr/local/src/nginx-release-centos-6-0.el6.ngx.noarch.rpm" state=present'

案例8：安裝Development tool軟件集

- name: install the 'Development tools' package group
  dnf:
    name: '@Development tools'
    state: present

[root@control ~]# ansible node1 -m dnf -a 'name=" @Development tools" state=latest'