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To select a single element or a data subset from a complex data structure in JSON format (for example, Ansible facts), use the json_query filter. The json_query filter lets you query a complex JSON structure and iterate over it using a loop structure.

Ansible selectattr filter is to select matching objects from the dictionary by applying a test across all the objects in a ...

01.01.2022 · Ansible Automation is really powerful with its filters and functions. It does provide various string manipulation and formatting filters from Jinja and Python. In this article, we are going to see how to Split strings in Ansible. As you might have already guessed, Ansible provides filters/functions to ease our job.

Jinja2 has a few filters that provide this functionality: map , select , reject , selectattr , rejectattr . map: this is a basic for loop that just allows you ...

Selecting only 1 node in ansible group. Ask Question Asked 4 years, 9 months ago. Active 1 year ago. Viewed 5k times 2 I have an ansible inventory file that looks like: [database] 172.29.225.95 is_master=true 172.29.225.93 is_master=false 172.29.225.94 is_master=false I …

Nov 21, 2021 · Ansible selectattr Example – Filter dictionary and select matching item. Updated on: November 21, 2021 Sarav AK. Ansible selectattr filter is to select matching objects from the dictionary by applying a test across all the objects in a dictionary/sequence. Ansible selectattr filter is basically an inherited version of Jinja selectattr filter.

To select a single element or a data subset from a complex data structure in JSON format (for example, Ansible facts), use the json_query filter. The json_query filter lets you query a complex JSON structure and iterate over it using a loop structure.

Ansible filters and lists operators · filter – to select just matching elements from the list and create a new list from them · map – to convert ...

select the correct vars file, template, or file for each host with a variable based on that Ansible fact Ansible separates variables from tasks, keeping your playbooks from turning into arbitrary code with nested conditionals.

21.11.2021 · Ansible selectattr Example – Filter dictionary and select matching item. Updated on: November 21, 2021 Sarav AK. Ansible selectattr filter is to select matching objects from the dictionary by applying a test across all the objects in a dictionary/sequence. Ansible selectattr filter is basically an inherited version of Jinja selectattr filter.

The task below does the job - set_fact: dir_lst: "{{ dir_lst_raw|reject('match', my_regex)|list }}" vars: my_regex: '^(.*)\.ansible_backup_( ...

ansible. I have a dictionary and I would like to select all elements having vg_name == 'vgapplis' and calculate the sum of their size_FS .

By default, Ansible represents what machines it manages using a very simple INI file that puts all of your managed machines in groups of your own choosing. To add new machines, there is no additional SSL signing server involved, so there's never any hassle deciding why a particular machine didn’t get linked up due to obscure NTP or DNS issues.

Dec 21, 2021 · Data manipulation . In many cases, you need to do some complex operation with your variables, while Ansible is not recommended as a data processing/manipulation tool, you can use the existing Jinja2 templating in conjunction with the many added Ansible filters, lookups and tests to do some very complex transformations.

Select items from lists in Ansible. Raw. select_playbook.yml. ---. ## See. ## https://docs.ansible.com/ansible/latest/plugins/lookup/vars.html.

21.06.2019 · use select and map with ansible. Ask Question Asked 2 years, 6 months ago. Active 2 years, 1 month ago. Viewed 17k times 0 I have a dictionary and I would like to select all elements having vg_name == 'vgapplis' and calculate the sum of their size_FS. I …

21.12.2021 · Data manipulation . In many cases, you need to do some complex operation with your variables, while Ansible is not recommended as a data processing/manipulation tool, you can use the existing Jinja2 templating in conjunction with the many added Ansible filters, lookups and tests to do some very complex transformations.

Dec 31, 2017 · filter – to select just matching elements from the list and create a new list from them. map – to convert all elements on the list according to transformation function that operates on a single element. reduce – to convert (aggregate) all elements of a list into a single value. flat map – to merge multiple lists into a single list.

10.03.2021 · ansible select one value from list. Ask Question Asked 9 months ago. Active 9 months ago. Viewed 1k times 0 I am writing a ansible playbook. In this Playbook I use the function read_csv to read a csv into a list. The csv file has this format: Name;Hostname;fqdn;Typ ...

Once you load your csv into a variable using the corresponding read_csv module, you can filter and select values inside the list with the ...

31.12.2017 · filter – to select just matching elements from the list and create a new list from them. map – to convert all elements on the list according to transformation function that operates on a single element. reduce – to convert (aggregate) all elements of a list into a single value. flat map – to merge multiple lists into a single list.

Jun 21, 2019 · In your case, you are looking for a specific value of an attribute of your hashmap. This can be done with the selectattr filter which will apply a test to a given attribute of the objects in the list and return only the ones passing the test. There is a different approach to your problem which is more compact IMO using the json_query filter.