Preparing the environment:
IP ## three virtual machines are as follows: 10.0.2.10,10.0.2.11,10.0.2.12
## correspond respectively to change the host name: server01, Server02, server03
## configure ssh trust, Ali cloud yum source, turn off the firewall and selinux (omitted here)
Installation Ansible:
yum install -y ansible
## yum installation is complete, the default in / etc there will be corresponding folder
Installation jdk1.8:
## originally comes first kill openjdk
rpm -qa ｜ grep jdk
rpm -e --nodeps java-1.8.0-openjdk-1.8.0.212.b04-0.el7_6.x86_64
rpm -e --nodeps java-1.8.0-openjdk-headless-1.8.0.212.b04-0.el7_6.x86_64
vim /etc/ansible/hosts
## Add a host
cd /etc/ansible/roles
mkdir -p jdk/files jdk/handlers jdk/tasks jdk/templates jdk/vars
cd jdk/
vim jdk.yml
cd files
## downloaded jdk package will be uploaded to this folder
cd tasks
vim main.yml
## In order to facilitate placed directly under the root, we may have seen the figure is zk, kafka, storm the environment variable, follow-up you know!
CD whose
vim main.yml
## Thus, the configuration phase is completed
ansible-playbook -i ../../hosts jdk.yml
After ## successful execution, java has been installed in the / root under
java -version
## look at the other two
## jdk1.8 installed successfully, if -bash appear: java: command not found, source just fine, or broken and then reconnected xshell View ok
source /etc/profile
Next update Ansible installation zookeeper! !
