ansible playbook variables

As we all know, Ansible's playbook will not show the standard output.How can you make ansible like commands line with standard output?Ansible boss+merchant+web-m shell-a "Hostname;ip a" 192.168.6.210 |Success | Rc=0 >>pay-boss+merchant+web1:lo: Let's try it with playbook [emailprotected]:/etc/

(the colon must be followed by a space):---# One employee's record name:example Developerjob:Developerskill:EliteDictionaries can also be expressed in indented form, if you like:---# A worker's record {name:example Developer, job:developer, Skill:elite}Ansible does not use this format too much, but you can specify a Boolean value (True/fase) in the following format:---create_key:yesneeds_agent:noknows_oop:Truelikes_emacs:TRUEuses_cvs:falseLet's put t

1. Create a MySQL playbook structure[Email protected] roles]# pwd/etc/ansible/roles[[email protected] roles]# mkdir-p Mysql_install/{files,handlers,meta, Tasks,templates,vars}[[email protected] roles]# tree mysql_install/mysql_install/├──files├──handlers├──meta├── Tasks├──templates└──vars2. Create the VARs you need to use[Email protected] roles]# cat/etc/ansible/

Cluster O M automation tool ansible uses playbook to install mysql Cluster Last time I introduced how to use ansible playbook to install the zabbix client (http://www.bitsCN.com/article/52158.htm), this time I introduced how to use playbook to install mysql. The following

Today, we found a bash vulnerability, but I have nearly 1000 servers. To facilitate and save time, I feel that I am using ansible to install the bash update package. Next I will share my installation method. 1. Installed playbook content 19:00:03#cd/etc/ansible[emailprotected]:/etc/ansible19:00:06#catupdate_bash.yml----hosts:"{{host}}"remote_user:"{{user}}"gather

Last described how to install the Zabbix client (http://www.jb51.net/article/52158.htm) using Ansible playbook, this time describes how to use playbook to install MySQL. Here is the information for installing MySQL: Mysql_basedir:/data/mysql/basedir Source directory mysql_datadir:/data/mysql/datadir Data Directory mysql_user:mysql MySQL

listvariable_manager.set_inventory (Inventory)#Create play with TasksPlay_source =dict (Name="Ansible Play", the hosts='Web',#the hosts variable that corresponds to the Playbook entry Yaml file, or it can be an IPGather_facts ='No', Tasks=[Dict (Action=dict (module='Shell', args='ifconfig'), register='Shell_out'), #dict (action=dict (module= ' Debug ', Args=dict (msg= ' {{shell_out.stdout}} ' ))

Tags: ansible-playbook automatic deployment MySQL master-slave copy read/write separation Directory structure: ansible-mysql-replication├──group_vars│├──all│├── mysql-proxy│└──mysql-slave├──hosts├──mysql-replication.retry├── Mysql-replication.yml└──roles ├──amoeba │ ├──files ││├── Amoeba-mysql-3.0.5-rc-distribution.zip ││└── jdk-7u79-linux-x64.tar.gz │├──handler

Ansible-playbook JDK InstallationThe directory structure for JDK role is as follows:[Email protected] roles]# tree Jdkjdk├──defaults├──files│└──jdk-8u101-linux-x64.tar.gz├──handlers├──meta├──tasks │└──main.yml├──templates└──vars└──main.yml#vars下面的忽略, that's the one that was written before.The contents of the task file are as follows:[[emailprotected]tasks]#catmain.yml-name:copy jdk-8u101-linux-x64.tar.gzrem

Example of ansible compiling httpd playbook, ansibleplaybook The following is the content of the playbook. The process is as follows: 1. First, a total of 3 .tar.gz files are downloaded in the local directory of apr, apr-util, and httpd. 2. decompress the three files. 3. Install the pcre and pcre-devel dependency packages. 4. Compile and install apr. 5. Compile a

-util--with-apr=/usr/local/Apr Make Make Install-name:complie httpd Shell:|CD/root/httpd-2.4. - ./configure--prefix=/usr/local/apache--sysconfdir=/etc/Apache--enable-mpms-shared= All--with-z--with-Pcre--with-apr=/usr/local/Apr--with-apr-util=/usr/local/apr-util--with-mpm=Event Make Make InstallAfter compiling, there are a series of actions, such as setting the PATH environment variable, setting the man path, modifying the configuration file, starting httpd, and so on. The

Include:In a large complex architecture, the first problem is the growing playbook file size, a large playbook difficult to understand and maintain, the end method is to use include, your plays break down into different segments and then include them in the other plays . Different segments are categorized according to different purposes. All are included in the main plays . There are four types of inclusion

Ansible-playbook Tomcat Deployment#目录树结构如下:[Email protected] roles]# tree Tomcattomcat├──defaults├──files│└──apache-tomcat-7.0.63.zip├──handlers│└──main. Yml├──meta├──tasks│└──main.yml├──templates└──vars└──main.yml#handlers这块并没有用上# Cat Handlers/main.yml-name:stop Tomcat Shell: "Ps-ef |grep tomcat |grep-v grep |awk ' {print $} ' |xargs kill-9"- Name:start Tomcat Shell:chdir=/usr/local/tomcat/bin Sh./startup.

Ansible-playbook Reference(1) Basic example~]# vim base.yaml-hosts:192.168.1.114 remote_user:root tasks:-name:install httpd server yum:name=httpd state= Present-name:start httpd Server service:name=httpd state=started(2) Handlers example~]# vim handlers.yaml-hosts:192.168.1.114 remote_user:root task:-Name:install httpd yum:name=httpd state=pres Ent-name:install Configure file copy:src=file/httpd.conf dest=/

Speaking of variables, the variables in ansible are almost the same as those in the pillar + grains in the salt-stack. The main sources of variables in ansible are as follows: Inventory (host vars, group vars) Playbook Command

In the previous article, we summarized the variables in ansible, where did this come from. The examples given by the landlord may be more idiotic, But they focus on the principles and processes. When you have actual needs, you can have a great deal of fun. As you said, where does variables come from? How should variables