Add kubectl subcommand for listing all used registries

1 files changed, 13 insertions, 0 deletions

diff --git a/.local/bin/kubectl-registries b/.local/bin/kubectl-registries
new file mode 100755
index 0000000..c0a6d54
--- /dev/null
+++ b/.local/bin/kubectl-registries
@@ -0,0 +1,13 @@
+#!/bin/sh
+
+main() {
+	kubectl get pods \
+		--all-namespaces \
+		-o jsonpath="{.items[*].spec['initContainers', 'containers'][*].image}" \
+		| tr -s '[[:space:]]' '\n' \
+		| sort \
+		| uniq -c \
+		| cut -d "/" -f 1
+}
+
+main "$@"