From 7509ce3f0670153655197089247456e19b21c87d Mon Sep 17 00:00:00 2001
From: kirinnee <kirinnee97@gmail.com>
Date: Wed, 20 Dec 2023 11:32:17 +0800
Subject: [PATCH] feat: seamless configuration for pulling kubeconfig

---
 Taskfile.yml                    |  1 +
 scripts/local/update-kubectl.sh | 32 ++++++++++++++++++++++++++++++++
 tasks/Taskfile.kubectl.yaml     | 17 +++++++++++++++++
 3 files changed, 50 insertions(+)
 create mode 100755 scripts/local/update-kubectl.sh
 create mode 100644 tasks/Taskfile.kubectl.yaml

diff --git a/Taskfile.yml b/Taskfile.yml
index abb7ffa..1d9b01d 100644
--- a/Taskfile.yml
+++ b/Taskfile.yml
@@ -5,6 +5,7 @@ env:
 
 includes:
   util: tasks/Taskfile.util.yaml
+  kubectl: tasks/Taskfile.kubectl.yaml
   suicune:opal-ruby:
     taskfile: tasks/Taskfile.cluster.yaml
     vars:
diff --git a/scripts/local/update-kubectl.sh b/scripts/local/update-kubectl.sh
new file mode 100755
index 0000000..ec5b2a2
--- /dev/null
+++ b/scripts/local/update-kubectl.sh
@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+
+set -eou pipefail
+
+L=$(echo "$LANDSCAPE" | tr '[:upper:]' '[:lower:]')
+C=$(echo "$CLUSTER" | tr '[:upper:]' '[:lower:]')
+
+name="${L}-${C}"
+
+# wait for virtual cluster to be ready
+echo "⌛️ Waiting for cluster '$name' to be ready..."
+kubectl --context "${name}" -n pichu wait --for=jsonpath=.status.readyReplicas=1 --timeout=300s deployment "${L}-pichu-iodine"
+kubectl --context "${name}" -n pikachu wait --for=jsonpath=.status.readyReplicas=1 --timeout=300s deployment "${L}-pikachu-iodine"
+kubectl --context "${name}" -n raichu wait --for=jsonpath=.status.readyReplicas=1 --timeout=300s deployment "${L}-raichu-iodine"
+
+echo "✅ Virtual clusters are ready!"
+
+pichu_kube=$(kubectl get secrets --context "${name}" -n pichu "vc-${L}-pichu-iodine" -o jsonpath='{.data.config}' | base64 -d)
+pikachu_kube=$(kubectl get secrets --context "${name}" -n pikachu "vc-${L}-pikachu-iodine" -o jsonpath='{.data.config}' | base64 -d)
+raichu_kube=$(kubectl get secrets --context "${name}" -n raichu "vc-${L}-raichu-iodine" -o jsonpath='{.data.config}' | base64 -d)
+
+echo "📝 Writing to '$HOME/.kube/k3dconfigs/pichu-${C}'"
+echo "${pichu_kube}" >"$HOME/.kube/k3dconfigs/pichu-${C}"
+echo "📝 Writing to '$HOME/.kube/k3dconfigs/pikachu-${C}'"
+echo "${pikachu_kube}" >"$HOME/.kube/k3dconfigs/pikachu-${C}"
+echo "📝 Writing to '$HOME/.kube/k3dconfigs/raichu-${C}'"
+echo "${raichu_kube}" >"$HOME/.kube/k3dconfigs/raichu-${C}"
+
+echo "🛠️ Attempting to merge kubeconfig cluster '$name'..."
+KUBECONFIG=$(cd ~/.kube/configs && find "$(pwd)"/* | awk 'ORS=":"')$(cd ~/.kube/k3dconfigs && find "$(pwd)"/* | awk 'ORS=":"') kubectl config view --flatten >~/.kube/config
+chmod 600 ~/.kube/config
+echo "✅ Config is merged!"
diff --git a/tasks/Taskfile.kubectl.yaml b/tasks/Taskfile.kubectl.yaml
new file mode 100644
index 0000000..4fa60f5
--- /dev/null
+++ b/tasks/Taskfile.kubectl.yaml
@@ -0,0 +1,17 @@
+version: "3"
+
+tasks:
+  entei:opal:
+    desc: Obtain Entei Opal Virtual Cluster KubeConfigs
+    env:
+      CLUSTER: opal
+      LANDSCAPE: entei
+    cmds:
+      - ./scripts/local/update-kubectl.sh
+  entei:ruby:
+    desc: Obtain Entei Ruby Virtual Cluster KubeConfigs
+    env:
+      CLUSTER: ruby
+      LANDSCAPE: entei
+    cmds:
+      - ./scripts/local/update-kubectl.sh