From 4e91ed6c22f1af7d0353aeb76c8bc6a7ca3ae60c Mon Sep 17 00:00:00 2001
From: Knut Ahlers <knut@ahlers.me>
Date: Tue, 13 Jun 2023 16:26:00 +0200
Subject: [PATCH] Improve k8s ressource listing / dumping

Signed-off-by: Knut Ahlers <knut@ahlers.me>
---
 .zsh/config.sh.d/kubernetes.sh | 13 +++++++-----
 bin/kube-dump-namespace        | 37 ++++++++++++++++++++++++++++++++++
 2 files changed, 45 insertions(+), 5 deletions(-)
 create mode 100755 bin/kube-dump-namespace

diff --git a/.zsh/config.sh.d/kubernetes.sh b/.zsh/config.sh.d/kubernetes.sh
index abf0999..e0c3066 100644
--- a/.zsh/config.sh.d/kubernetes.sh
+++ b/.zsh/config.sh.d/kubernetes.sh
@@ -2,15 +2,18 @@ function kubectlgetall {
   local namespace="${1}"
   shift
 
-  for i in $(
+  for res in $(
     kubectl api-resources --verbs=list --namespaced -o name |
       grep -v "events.events.k8s.io" |
       grep -v "events" |
       sort | uniq
   ); do
-    echo "Resource:" $i >&2
-    kubectl -n ${namespace} get --ignore-not-found ${i} "${@}"
+    echo "Resource: ${res}" >&2
+
+    kubectl \
+      -n ${namespace} \
+      get --ignore-not-found \
+      "${res}" \
+      "${@}"
   done
 }
-
-# vim: set ft=zsh :
diff --git a/bin/kube-dump-namespace b/bin/kube-dump-namespace
new file mode 100755
index 0000000..e2630af
--- /dev/null
+++ b/bin/kube-dump-namespace
@@ -0,0 +1,37 @@
+#!/bin/bash
+set -euo pipefail
+
+source ~/bin/script_framework.sh
+
+namespace="${1:-}"
+[[ -n $namespace ]] || fatal "Missing namespace."
+
+step "Collecting available api-resources..."
+api_rss=($(
+	kubectl api-resources --verbs=list --namespaced -o name |
+		grep -v "events.events.k8s.io" |
+		grep -v "events" |
+		sort | uniq
+))
+
+for rss in "${api_rss[@]}"; do
+	step "Fetching resources in api-resource ${rss}..."
+
+	names=($(
+		kubectl -n "${namespace}" \
+			get --ignore-not-found "${rss}" \
+			-o name
+	))
+
+	for name in "${names[@]}"; do
+		echo -e "---\n"
+
+		kubectl -n "${namespace}" \
+			get -o yaml "${name}"
+
+		echo
+	done
+
+done
+
+echo -e "..."