From d2deecefbcdc0cc40006dac6f241b7d1b893ba66 Mon Sep 17 00:00:00 2001
From: Brian On <brian.on@addepar.com>
Date: Sat, 1 Jan 2022 22:15:21 -0800
Subject: [PATCH] test

---
 .gitignore                                    |  2 +
 deploy/Makefile                               | 16 ++++++++
 deploy/addepar/certs/Makefile                 | 16 ++++++++
 deploy/addepar/certs/gencerts.sh              | 37 +++++++++++++++++++
 deploy/addepar/custom-metrics-namespace.json  | 10 +++++
 .../custom-metrics-apiserver-deployment.yaml  |  3 +-
 6 files changed, 83 insertions(+), 1 deletion(-)
 create mode 100644 deploy/Makefile
 create mode 100644 deploy/addepar/certs/Makefile
 create mode 100755 deploy/addepar/certs/gencerts.sh
 create mode 100644 deploy/addepar/custom-metrics-namespace.json

diff --git a/.gitignore b/.gitignore
index 1b9f0ec0..180486c4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,5 @@
 *~
 /vendor
 /adapter
+deploy/addepar/certs/test
+.idea
diff --git a/deploy/Makefile b/deploy/Makefile
new file mode 100644
index 00000000..e249f819
--- /dev/null
+++ b/deploy/Makefile
@@ -0,0 +1,16 @@
+# Run in custom metrics namespace
+deploy-adapter-local:
+	kubectl apply -f manifests/
+
+# Run in custom metrics namespace
+delete-adapter-local:
+	kubectl delete -f manifests/
+
+namespace:
+	kubectl create -f addepar/custom-metrics-namespace.json
+
+raw:
+	kubectl get --raw /apis/custom.metrics.k8s.io/v1beta1
+
+shell:
+	kubectl run -it --rm --restart=Never alpine --image=alpine sh --limits="cpu=500m,memory=512Mi"
diff --git a/deploy/addepar/certs/Makefile b/deploy/addepar/certs/Makefile
new file mode 100644
index 00000000..cb693372
--- /dev/null
+++ b/deploy/addepar/certs/Makefile
@@ -0,0 +1,16 @@
+.PHONY: build clean deploy
+
+all: clean build deploy
+
+build:
+	$(shell cd test && ../gencerts.sh)
+
+clean:
+	rm -rf test
+	mkdir test
+
+deploy:
+	kubectl -n custom-metrics create -f test/cm-adapter-serving-certs.yaml
+
+delete:
+	kubectl -n custom-metrics delete -f test/cm-adapter-serving-certs.yaml
diff --git a/deploy/addepar/certs/gencerts.sh b/deploy/addepar/certs/gencerts.sh
new file mode 100755
index 00000000..17abb6b9
--- /dev/null
+++ b/deploy/addepar/certs/gencerts.sh
@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+# exit immediately when a command fails
+set -e
+# only exit with zero if all commands of the pipeline exit successfully
+set -o pipefail
+# error on unset variables
+set -u
+
+# Detect if we are on mac or should use GNU base64 options
+case $(uname) in
+        Darwin)
+            b64_opts='-b=0'
+            ;;
+        *)
+            b64_opts='--wrap=0'
+esac
+
+#go get -v -u github.com/cloudflare/cfssl/cmd/...
+
+export PURPOSE=metrics
+openssl req -x509 -sha256 -new -nodes -days 365 -newkey rsa:2048 -keyout ${PURPOSE}-ca.key -out ${PURPOSE}-ca.crt -subj "/CN=ca"
+echo '{"signing":{"default":{"expiry":"43800h","usages":["signing","key encipherment","'${PURPOSE}'"]}}}' > "${PURPOSE}-ca-config.json"
+
+export SERVICE_NAME=custom-metrics-apiserver
+export ALT_NAMES='"custom-metrics-apiserver.monitoring","custom-metrics-apiserver.monitoring.svc"'
+echo "{\"CN\":\"${SERVICE_NAME}\", \"hosts\": [${ALT_NAMES}], \"key\": {\"algo\": \"rsa\",\"size\": 2048}}" | \
+       	cfssl gencert -ca=metrics-ca.crt -ca-key=metrics-ca.key -config=metrics-ca-config.json - | cfssljson -bare apiserver
+
+cat <<-EOF > cm-adapter-serving-certs.yaml
+apiVersion: v1
+kind: Secret
+metadata:
+  name: cm-adapter-serving-certs
+data:
+  serving.crt: $(base64 ${b64_opts} < apiserver.pem)
+  serving.key: $(base64 ${b64_opts} < apiserver-key.pem)
+EOF
diff --git a/deploy/addepar/custom-metrics-namespace.json b/deploy/addepar/custom-metrics-namespace.json
new file mode 100644
index 00000000..472b9f11
--- /dev/null
+++ b/deploy/addepar/custom-metrics-namespace.json
@@ -0,0 +1,10 @@
+{
+  "apiVersion": "v1",
+  "kind": "Namespace",
+  "metadata": {
+    "name": "custom-metrics",
+    "labels": {
+      "name": "custom-metrics"
+    }
+  }
+}
diff --git a/deploy/manifests/custom-metrics-apiserver-deployment.yaml b/deploy/manifests/custom-metrics-apiserver-deployment.yaml
index 0fc61d79..2227585f 100644
--- a/deploy/manifests/custom-metrics-apiserver-deployment.yaml
+++ b/deploy/manifests/custom-metrics-apiserver-deployment.yaml
@@ -19,7 +19,8 @@ spec:
       serviceAccountName: custom-metrics-apiserver
       containers:
       - name: custom-metrics-apiserver
-        image: gcr.io/k8s-staging-prometheus-adapter-amd64
+        image: gcr.io/k8s-staging-prometheus-adapter/prometheus-adapter-amd64
+        imagePullPolicy: Never
         args:
         - --secure-port=6443
         - --tls-cert-file=/var/run/serving-cert/serving.crt