From 4ddc1663f2181511a2eb2575b41c3a7c3acf7dc7 Mon Sep 17 00:00:00 2001 From: Qiming Teng Date: Thu, 2 Jul 2020 16:30:52 +0800 Subject: [PATCH] Add a kubectl tip for working with keys with dots --- content/en/docs/reference/kubectl/cheatsheet.md | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/content/en/docs/reference/kubectl/cheatsheet.md b/content/en/docs/reference/kubectl/cheatsheet.md index 36629d2c29..dda75574a9 100644 --- a/content/en/docs/reference/kubectl/cheatsheet.md +++ b/content/en/docs/reference/kubectl/cheatsheet.md @@ -166,6 +166,10 @@ kubectl get pv --sort-by=.spec.capacity.storage kubectl get pods --selector=app=cassandra -o \ jsonpath='{.items[*].metadata.labels.version}' +# Retrieve the value of a key with dots, e.g. 'ca.crt' +kubectl get configmap myconfig \ + -o jsonpath='{.data.ca\.crt}' + # Get all worker nodes (use a selector to exclude results that have a label # named 'node-role.kubernetes.io/master') kubectl get node --selector='!node-role.kubernetes.io/master'