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JSON is ubiquitous in computing and finding shortcuts to parsing it is essential to simple easy to manage code. The jsonquery filter lets you query a complex JSON structure. In the following example output from kubectl get node node-name -o json, there isn’t an easy way to get the status for the type Ready using Ansible’s native JSON parsing without looping through the list. Filters in Ansible are from Jinja2, and are used for transforming data inside a template expression. The output from these sources often contains a lot of information, parsing all of that information just to get what needed and transforming it into a usable format is often difficult. 1 min read Data manipulation in Ansible: jsonquery The second big change in Ansible is an introduction of jsonquery filter in templates. Luckily, due to JSON’s popularity, it has wide support and there are many packages, like JMESPath, available to help parse complex JSON structures.įrequently when I am deploying or updating infrastructure using Ansible I have to parse JSON results from a cloud provider or the output of a command like kubectl when interacting with Kubernetes. ansible jsonquery is used to parse JSON data and query for the elemtns.
#Json query ansible how to#
Just about anyone who writes code to interact with Web APIs or retrieve the results of an application will need to know how to parse JSON. How to Parse JSON data with Ansible and use it as a variable in your playbook. Hot Network Questions What is the difference bewteen CP and.
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Can variables be use as ansible filter parameters. During the infrastructure automation, we might end up in a situation where we need to process Huge datasets, especially in JSON format. But in this article, we are going to talk about how to process the JSON FILE and read the JSON file into ansible playbook and process it. In this post we are going to how Ansible JSON processing works. Ansible jsonquery Example Parse JSON with Ansible. JSON has become the lingua franca of the computer world for sharing information between applications. ansible, jinja2, json - Using jsonquery in Jinja 0. Ansible jsonquery is an on-demand feature that every ansible user wants to explore.