From 49ca674b141a80c74afc92d8ce1de48eb74619d4 Mon Sep 17 00:00:00 2001
From: alias-rahil <rahil.kabani.4@gmail.com>
Date: Sun, 13 Mar 2022 19:10:08 +0000
Subject: [PATCH] feat: add hack dockefiles to regenerate code and crd manifest

---
 .dockerignore                  | 10 ++++++++++
 .gitignore                     |  2 +-
 README.md                      | 27 +++++++++++++++++++++------
 hack/Dockerfile.update-codegen | 14 ++++++++++++++
 hack/Dockerfile.update-crds    | 14 ++++++++++++++
 5 files changed, 60 insertions(+), 7 deletions(-)
 create mode 100644 .dockerignore
 create mode 100644 hack/Dockerfile.update-codegen
 create mode 100644 hack/Dockerfile.update-crds

diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..17e2b2b
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,10 @@
+config/
+hack/
+manifests/
+.vscode/
+.git/
+.dockerignore
+.gitignore
+Dockerfile
+README.md
+kluster
diff --git a/.gitignore b/.gitignore
index 47afa24..2b00056 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,3 @@
 kluster
 config/
-.vscode
+.vscode/
diff --git a/README.md b/README.md
index 7177baf..2782e6d 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,4 @@
 
-
 # Kluster
 
 A example Kubernetes operator to create Kubernetes cluster on DigitalOcean.
@@ -10,7 +9,7 @@ This operator was written as part of one of my [YouTube playlist](https://www.yo
 
 Here is an example of the Kluster resource
 
-```
+```yaml
 apiVersion: viveksingh.dev/v1alpha1
 kind: Kluster
 metadata:
@@ -32,13 +31,13 @@ Execute below command, from root of the repo
 
 Create Kluster CRD
 
-```
+```sh
 kubectl create -f manifests/viveksingh.dev_klusters.yaml
 ```
 
 Create RBAC resources and deployment
 
-```
+```sh
 kubectl create -f manifests/install/
 ```
 
@@ -47,7 +46,7 @@ kubectl create -f manifests/install/
 To call DigitalOcean APIs we will have to create a secret with DigitalOcean token that
 will be used in the Kluster CR that we create.
 
-```
+```sh
 kubectl create secret generic dosecret --from-literal token=<your-DO-token>
 ```
 
@@ -55,6 +54,22 @@ kubectl create secret generic dosecret --from-literal token=<your-DO-token>
 
 Create the kluster resource to create a k8s cluster in DigitalOcean
 
-```
+```sh
 kubectl create -f manifests/klusterone.yaml
 ```
+
+# Updating CRD manifest
+
+Update the CRD manifest (`manifests/viveksingh.dev_klusters.yaml`) using docker:
+
+```sh
+docker buildx build --file hack/Dockerfile.update-crds -o . .
+```
+
+# Updating the auto-generated code
+
+Update the auto-generated code (`pkg/client/` and `pkg/apis/viveksingh.dev/v1alpha1/zz_generated.deepcopy.go`) using docker:
+
+```sh
+docker buildx build --file hack/Dockerfile.update-codegen -o . .
+```
diff --git a/hack/Dockerfile.update-codegen b/hack/Dockerfile.update-codegen
new file mode 100644
index 0000000..b20bf3f
--- /dev/null
+++ b/hack/Dockerfile.update-codegen
@@ -0,0 +1,14 @@
+# hack/Dockerfile.update-codegen
+
+# Usage: docker buildx build --file hack/Dockerfile.update-codegen -o . .
+
+FROM golang:1.13 AS build
+WORKDIR /go/src/github.com/viveksinghggits/kluster
+RUN go mod download k8s.io/code-generator@v0.21.3
+COPY . .
+RUN bash /go/pkg/mod/k8s.io/code-generator@v0.21.3/generate-groups.sh all \
+    github.com/viveksinghggits/kluster/pkg/client github.com/viveksinghggits/kluster/pkg/apis viveksingh.dev:v1alpha1 \
+    --go-header-file /go/pkg/mod/k8s.io/code-generator@v0.21.3/hack/boilerplate.go.txt
+
+FROM scratch
+COPY --from=build /go/src/github.com/viveksinghggits/kluster/pkg pkg
diff --git a/hack/Dockerfile.update-crds b/hack/Dockerfile.update-crds
new file mode 100644
index 0000000..a27b94d
--- /dev/null
+++ b/hack/Dockerfile.update-crds
@@ -0,0 +1,14 @@
+# hack/Dockerfile.update-crds
+
+# Usage: docker buildx build --file hack/Dockerfile.update-crds -o . .
+
+FROM golang:1.13 AS build
+WORKDIR /go/src/github.com/viveksinghggits/kluster
+RUN GO111MODULE=on go get sigs.k8s.io/controller-tools/cmd/controller-gen@v0.2.5
+COPY . .
+RUN controller-gen paths=github.com/viveksinghggits/kluster/pkg/apis/viveksingh.dev/v1alpha1 \
+    crd:crdVersions=v1 \
+    output:crd:artifacts:config=manifests
+
+FROM scratch
+COPY --from=build /go/src/github.com/viveksinghggits/kluster/manifests manifests