From 2c5c119731e3782f8097041d347e0459d3e0e44a Mon Sep 17 00:00:00 2001
From: John Bowdre <john@bowdre.net>
Date: Sun, 24 Jul 2022 21:17:23 -0500
Subject: [PATCH] additional resources

---
 CKA_Course/role-pod-reader.yaml           |   9 ++
 CKA_Course/rolebinding-sa-pod-reader.yaml |  13 ++
 CKA_Course/sa-my-service-account.yaml     |   5 +
 yelb/yelb-lb.yaml                         | 159 ++++++++++++++++++++++
 4 files changed, 186 insertions(+)
 create mode 100644 CKA_Course/role-pod-reader.yaml
 create mode 100644 CKA_Course/rolebinding-sa-pod-reader.yaml
 create mode 100644 CKA_Course/sa-my-service-account.yaml
 create mode 100644 yelb/yelb-lb.yaml

diff --git a/CKA_Course/role-pod-reader.yaml b/CKA_Course/role-pod-reader.yaml
new file mode 100644
index 0000000..c9ea67b
--- /dev/null
+++ b/CKA_Course/role-pod-reader.yaml
@@ -0,0 +1,9 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  namespace: cka
+  name: pod-reader
+rules:
+- apiGroups: [""]
+  resources: ["pods", "pods/log"]
+  verbs: ["get", "watch", "list"]
diff --git a/CKA_Course/rolebinding-sa-pod-reader.yaml b/CKA_Course/rolebinding-sa-pod-reader.yaml
new file mode 100644
index 0000000..e1913cf
--- /dev/null
+++ b/CKA_Course/rolebinding-sa-pod-reader.yaml
@@ -0,0 +1,13 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: sa-pod-reader
+  namespace: cka
+subjects:
+- kind: ServiceAccount
+  name: my-serviceaccount
+  namespace: cka
+roleRef:
+  kind: Role
+  name: pod-reader
+  apiGroup: rbac.authorization.k8s.io
diff --git a/CKA_Course/sa-my-service-account.yaml b/CKA_Course/sa-my-service-account.yaml
new file mode 100644
index 0000000..9f7ccb9
--- /dev/null
+++ b/CKA_Course/sa-my-service-account.yaml
@@ -0,0 +1,5 @@
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: my-serviceaccount
+  namespace: cka
diff --git a/yelb/yelb-lb.yaml b/yelb/yelb-lb.yaml
new file mode 100644
index 0000000..df8af79
--- /dev/null
+++ b/yelb/yelb-lb.yaml
@@ -0,0 +1,159 @@
+# Minor modification from http://www.it20.info/2017/07/yelb-yet-another-sample-app/ for demo purposes
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: yelb
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: redis-server
+  labels:
+    app: redis-server
+    tier: cache
+  namespace: yelb
+spec:
+  type: ClusterIP
+  ports:
+  - port: 6379
+  selector:
+    app: redis-server
+    tier: cache
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: yelb-db
+  labels:
+    app: yelb-db
+    tier: backenddb
+  namespace: yelb
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+  selector:
+    app: yelb-db
+    tier: backenddb
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: yelb-appserver
+  labels:
+    app: yelb-appserver
+    tier: middletier
+  namespace: yelb
+spec:
+  type: ClusterIP
+  ports:
+  - port: 4567
+  selector:
+    app: yelb-appserver
+    tier: middletier
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: yelb-ui
+  labels:
+    app: yelb-ui
+    tier: frontend
+  namespace: yelb
+spec:
+  type: LoadBalancer
+  ports:
+  - port: 80
+    protocol: TCP
+    targetPort: 80
+  selector:
+    app: yelb-ui
+    tier: frontend
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: yelb-ui
+  namespace: yelb
+spec:
+  selector:
+    matchLabels:
+      app: yelb-ui
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: yelb-ui
+        tier: frontend
+    spec:
+      containers:
+      - name: yelb-ui
+        image: mreferre/yelb-ui:0.6
+        ports:
+        - containerPort: 80
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: redis-server
+  namespace: yelb
+spec:
+  selector:
+    matchLabels:
+      app: redis-server
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: redis-server
+        tier: cache
+    spec:
+      containers:
+      - name: redis-server
+        image: redis:4.0.2
+        ports:
+        - containerPort: 6379
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: yelb-db
+  namespace: yelb
+spec:
+  selector:
+    matchLabels:
+      app: yelb-db
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: yelb-db
+        tier: backenddb
+    spec:
+      containers:
+      - name: yelb-db
+        image: mreferre/yelb-db:0.5
+        ports:
+        - containerPort: 5432
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: yelb-appserver
+  namespace: yelb
+spec:
+  selector:
+    matchLabels:
+      app: yelb-appserver
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: yelb-appserver
+        tier: middletier
+    spec:
+      containers:
+      - name: yelb-appserver
+        image: mreferre/yelb-appserver:0.5
+        ports:
+        - containerPort: 4567