Common ad-hoc commands are used to solve some common simple configuration commands, and these commands are executed quickly. Adhoc can be easy to use without having to write playbooks.
Man ansibleansible File transferansible can transmit files to a remote host through SCP # ansible webservers-M copy-a "src =/etc/hosts DEST =/tmp/hosts" to/etc/ copy the hosts file to/tmp/hosts of all hosts in the webservers remote host group. The file module can change
Ansible @ an efficient configuration management tool-Ansibleconfiguremanagement-translation (12)If you do not have written authorization, do not repeat Chapter 5 custom modules.
External inventoriesIn the first chapter we saw how Ansible needs an inventory file, so that it knowswhere its hosts are and how to access them. Ansible also allows you to specify ascript
AnsibleHost group Management:Ansible ConfigurationDescription: About the parameters available in the Ansible Hosts file:Ansible_ssh_port=22 #远程主机登陆端口Ansible_ssh_user=root #远程主机登陆用户名Ansible_ssh_pass=chekir #远程主机登陆用户名的密码Ansible_ssh_private_key_file=/etc/ansible/hosts #指定管理主机群列表文件Host_key_checking=false #跳过第一次连接检测询问是否登陆的提示 (yes/no)Here Hosts file I did a mutual trust authentication, so the hosts file I wrote a
Ansible an open source platform that integrates the configuration management of IT systems, applies deployments, and performs specific tasks. Ansible has the following characteristics:Simple deployment, only the main control side of the deployment of ansible environment, the controlled side does not need to do any action;The device is managed by default using the
Cause of the problemHow to get Changelog (git-client plugin):
First call the git whatchanged command to read the output byte stream (UTF-8 encoded commit Message).
Decodes a byte stream into a string and then writes the character file to the $jenkins_home/jobs/xxx/builds/xx/changelog.xml file.
In the 2nd step, the Git-client plugin now (the latest version of 1.19.2) is decoded using the default encoding of the operating system. The default encoding for Windows is GBK (chcp comm
Meet a demand today when using Ansible-playbook after executing a script, according to the content returned by the script to determine whether to continue execution or break execution, query official website found using Register Register can be used to achieve the recording script output, using when+ Fail module to determine whether to proceed or break down, here is a simple example: Ansible service on 172.
AnsibleSimple DescriptionAnsible is a new automated OPS tool that is developed based on Python and has a large collection of operations tools (puppet,cfengine,chef, Func,fabric), the implementation of batch system configuration, batch program deployment, batch Run command and other functions. Ansible is a module-based operation and does not have the capacity to deploy in bulk. The real batch deployment is the module that
Ansible's first lesson: Install itHow to obtain Ansible:
You can see the implementation method of ansible code from the ansible-github address here, and give it an issue.Ansible installation is simple:
Other Ubuntu CentOS series MacOS
Ansible depends on Linux only, and ansible
Although nginx can also be installed through yum, how can I use the source code package to install and enable some nginx functional modules, and send them to the managed cluster through ansible? The following provides a specific example for the bit viewer for reference.
First, we need to manually compile an nginx server as a template, and then use roles role management to decouple it and deliver it to the managed cluster. The specific steps are as fol
I. Ansible Introduction
Ansbile is a powerful python-based batchcompute Command Execution tool. It has powerful functions in managing a large number of clusters. It is small in size and has little dependencies, and has a general trend.
II. Install
The ansible Binary Package is provided in RHEL6. When using CentOS6, you may need to add an epel source.
# yum install an
Background information:There are a lot of facts in ansible, but not enough in many cases.For example, Ansible has no ansible_private_ipv4_address such a facts, which is used to save a private network IP address.And we just need such a facts, because we have a lot of server's default network card is not eth0, some bond0,eth1,em0,em1, and the public network IP address and private network IP address also does
After reading the basis of ansible, and then wrote three simple deployment of YML, respectively, installation Nginx, MySQL, tomcat+jdkPut the source code here, has been tested to pass theTomcat:/etc/ansible/roles/tomcat/├──defaults│└──main.yml├──files│├──apache-tomcat-7.0.52.tar.gz│├──apr-1.5.1.tar.bz 2│├──apr-util-1.5.4.tar.bz2│├──jdk-7u55-linux-x64.tar.gz│└──profile├──handlers│└──main.yml├──meta│└── Main.
Centos7 compilation and installation of ansible
Shell: The local variable definition word, the global variable definition word export ---- small Q
Bytes -----------------------------------------------------------------------------------------------------
Requirement: most of us are using centos6. When installing ansible, yum installs the extension source and ansible
This paper mainly introduces several command modules of ansible, including:
command-Execute commands on the remote node
shell-Let the remote host execute the command under the shell process
script-Executes the local script after it is delivered to the remote host
raw-Perform low-level and dirty SSH commands
expect-Execute commands and respond to prompts
telnet-Perform low-level and dirty Telnet commands
Command Module
Directory
1, Jenkins CI/CD background 2, environment, software preparation 3, deployment Jenkins Server to Kubernetes 4, Jenkins configuration kubernetes Plugin 5, testing and Validation 5.1, pipeline type support 5 .2, Container Group type Support 5.3, non-Pipeline type support 5.4, configuring custom Jenkins-slave Mi
Ansible-Tower Quick Start-1. Overview [translation], ansibletower
Overview
Tower
Ansible-Tower is a web interface of Ansible and uses rest api as the endpoint for access. By using open-source orchestration engine, whether it is to share operation tasks with your team, or to integrate with your Ansible through REST API
With Ansible also has more than two years, before doing the initialization work is in the Kickstart configuration file with their shell script initialization system environment, now the operation and maintenance environment is different, the pre-system installation work to the IDC department to deal with, What I can do here is to initialize my favorite operations environment with a script. No ansible before
As the signing of the new club, the environment is very good, colleagues are very easy-going, the leadership is also very good to talk, overtime benefits are great, all in all, good work, a lot of money.Batch processing tool My earliest contact is pssh, because it is very simple and rough, but it is too simple and rough, to cope with 10 sets of 20 machines is OK, to cope with 50 100 servers on the heart of the lack of power, and I do not like puppet, always feel that the thing with my eight, so,
Ansible automatic operation and maintenance (ii)(2) Configuring and using Ansible#复制配置文件mkdir/etc/ansible/CP examples/ansible.cfg/etc/ansible/CP examples/hosts/etc/ansible/#修改/etc/ansible/hosts, you can use IP or domain name inste
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