Popular Encoding Formats - YAML
Explore how YAML is used as a configuration format in DevOps environments, particularly with Kubernetes. Learn the advantages of YAML over JSON, its common flaws, and practical methods for marshaling and unmarshaling YAML data in Go using structs and maps. Understand how to handle errors and effectively manage YAML data for automation and configuration tasks.
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YAML (yet another markup language/YAML ain’t markup language) is a language that is commonly used to write configurations. YAML is the default language of services such as Kubernetes to hold configurations, and as DevOps engineers, we are likely to come across it in a variety of applications.
YAML has a few advantages over JSON for use in configurations:
Support for comments
More flexible for humans, such as unquoted strings and quoted strings.
Multiline strings
Anchors and references to avoid repetition of the same text data.
YAML is often cited as having the following flaws:
It is schemaless.
The standard is large and some features are confusing.
Large ...