How to create a symbolic link with Ansible? I’m going to show you a live Playbook and some simple Ansible code. I’m Luca Berton and welcome to today’s episode of Ansible Pilot
Ansible create a symbolic link
ansible.builtin.file
Manage files and file properties
Today we’re talking about the Ansible module file
.
The full name is ansible.builtin.file
, which means that is part of the collection of modules “builtin” with ansible and shipped with it.
It’s a module pretty stable and out for years.
It works in a different variety of operating systems.
It manages files and file properties.
For a hardlink use see the following parameters of Ansible file module.
For Windows targets, use the ansible.windows.win_file
module instead.
Parameters
src
string - symlink pathdest
string - destination file pathstate
string - file/absent/symbolic link/hard/link/touchmode
/owner
/group
- permissionsetype
/seuser
/selevel
- SELinux
This module has some parameters to perform any tasks. The two required fields are “src” and “dest” which specify the filesystem paths of the link and the target file. The state defines the type of object we are modifying, the default is “file” but for our use case, we need the “link” option. Let me highlight also the permission and SELinux parameters.
Playbook
Let’s jump into a real-life playbook on how to create a symbolic link with Ansible.
code
- create_symlink.yml
---
- name: file module demo
hosts: all
vars:
mylink: "~/example"
mysrc: "/proc/cpuinfo"
tasks:
- name: Creating a symlink
ansible.builtin.file:
src: "{{ mysrc }}"
dest: "{{ mylink }}"
state: link
execution
$ ansible-playbook -i Playbook/inventory create\ symlink/file.yml
PLAY [file module demo] *********************************************************************
TASK [Gathering Facts] **********************************************************************
ok: [demo.example.com]
TASK [Creating a symlink] *******************************************************************
changed: [demo.example.com]
PLAY RECAP **********************************************************************************
demo.example.com : ok=2 changed=1 unreachable=0 failed=0 skipped=0 rescued=0 ignored=0
before execution
$ ssh [email protected]
[devops@demo ~]$ ls -al
total 16
drwx------. 4 devops wheel 111 Nov 14 14:26 .
drwxr-xr-x. 5 root root 50 Nov 8 17:07 ..
drwx------. 3 devops wheel 17 Sep 6 05:53 .ansible
-rw-------. 1 devops wheel 3055 Nov 14 14:26 .bash_history
-rw-r--r--. 1 devops wheel 18 Dec 4 2020 .bash_logout
-rw-r--r--. 1 devops wheel 141 Dec 4 2020 .bash_profile
-rw-r--r--. 1 devops wheel 376 Dec 4 2020 .bashrc
drwx------. 2 devops wheel 94 Sep 16 10:09 .ssh
[devops@demo ~]$
after execution
$ ssh [email protected]
[devops@demo ~]$ ls -al
total 16
drwx------. 4 devops wheel 126 Nov 14 14:29 .
drwxr-xr-x. 5 root root 50 Nov 8 17:07 ..
drwx------. 3 devops wheel 17 Sep 6 05:53 .ansible
-rw-------. 1 devops wheel 3067 Nov 14 14:28 .bash_history
-rw-r--r--. 1 devops wheel 18 Dec 4 2020 .bash_logout
-rw-r--r--. 1 devops wheel 141 Dec 4 2020 .bash_profile
-rw-r--r--. 1 devops wheel 376 Dec 4 2020 .bashrc
drwx------. 2 devops wheel 94 Sep 16 10:09 .ssh
lrwxrwxrwx. 1 devops wheel 13 Nov 14 14:29 example -> /proc/cpuinfo
[devops@demo ~]$ cat example | less
[devops@demo ~]$
Conclusion
Now you know how to create a symbolic link or soft link in Linux with Ansible. Subscribe to the YouTube channel, Medium, and Website, X (formerly Twitter) to not miss the next episode of the Ansible Pilot.
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