From 8e2f79fa3bec7d4fbd42617196bcd26412e29ef9 Mon Sep 17 00:00:00 2001
From: Florian Zink <florian.zink@chefkoch.de>
Date: Thu, 3 Nov 2022 09:48:22 +0100
Subject: [PATCH] SYS-5450: add initial kustomize and helm targets

---
 Makefile     | 29 +++++++++++++++++++------
 helm.mk      | 17 +++++++++++++++
 kustomize.mk | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 99 insertions(+), 7 deletions(-)
 create mode 100644 helm.mk
 create mode 100644 kustomize.mk

diff --git a/Makefile b/Makefile
index 1aeba17..cc0eae8 100644
--- a/Makefile
+++ b/Makefile
@@ -1,12 +1,13 @@
-.PHONY: self-update create-contexts deploy upload pull start stop restart
-
+-include secrets.mk
+include config.mk
 include make-deploy/copy.mk
 include make-deploy/docker.mk
 include make-deploy/k8s.mk
 include make-deploy/cron.mk
+include make-deploy/kustomize.mk
+include make-deploy/helm.mk
 
-include config.mk
-include secrets.mk
+.PHONY: self-update create-contexts deploy upload pull start stop restart
 
 self-update:
 	@- git submodule update --remote
@@ -14,31 +15,45 @@ self-update:
 deploy: upload pre-deploy pre-local pull start post-local post-deploy 
 
 pre-deploy:
+ifdef DEPLOY_HOSTS
 	@- echo "\n### running pre-deploy script(s)"
 	@- $(foreach host,$(DEPLOY_HOSTS), \
 		ssh $(SSH_USER)@$(host) "cd $(DEPLOY_PATH)/$(DEPLOY_NAME); sh pre-deploy.sh; sh pre-deploy_$(host).sh"; \
 	)
-	
+endif
+
 post-deploy:
+ifdef DEPLOY_HOSTS
 	@- echo "\n### running post-deploy script(s)"
 	@- $(foreach host,$(DEPLOY_HOSTS), \
 		ssh $(SSH_USER)@$(host) "cd $(DEPLOY_PATH)/$(DEPLOY_NAME); sh post-deploy.sh; sh post-deploy_$(host).sh"; \
 	)
+endif
 
 pre-local:
+ifneq (,$(wildcard pre-local.sh))
 	@- echo "\n### running pre-local script"
 	@- sh ./pre-local.sh
-	
+else
+	@- echo "\n### no pre-local script found"
+endif
+
 post-local:
+ifneq (,$(wildcard post-local.sh))
 	@- echo "\n### running post-local script"
 	@- sh ./post-local.sh
-	
+else
+	@- echo "\n### no post-local script found"
+endif
+
 upload:
+ifdef DEPLOY_HOSTS
 	@- echo "\n### uploading files"
 	@- $(foreach host,$(DEPLOY_HOSTS), \
 		ssh $(SSH_USER)@$(host) "mkdir -p $(DEPLOY_PATH)/$(DEPLOY_NAME)"; \
 		rsync -rav --exclude '*~' --exclude '.git*' . $(SSH_USER)@$(host):$(DEPLOY_PATH)/$(DEPLOY_NAME); \
 	)
+endif
 
 pull: pull-$(DEPLOY_TYPE)
 
diff --git a/helm.mk b/helm.mk
new file mode 100644
index 0000000..25291ed
--- /dev/null
+++ b/helm.mk
@@ -0,0 +1,17 @@
+# helm
+#
+# deploys helm charts on k8s via helmfile
+
+start-helm:
+	@- echo "\n### starting deployment with helmfile"
+	@- echo "\n### setting kubernetes context to $(K8S_CONTEXT)"
+	@- kubectl config use-context $(K8S_CONTEXT)
+
+	@- echo "\n### generating imagePullSecrets"
+	@- imagePullSecrets.sh
+
+	@- echo "\n### deploying helm chart"
+	@- helmfile --file helmfile.yaml apply --suppress-secrets
+
+pull-helm:
+# nop
\ No newline at end of file
diff --git a/kustomize.mk b/kustomize.mk
new file mode 100644
index 0000000..2746862
--- /dev/null
+++ b/kustomize.mk
@@ -0,0 +1,60 @@
+# kustomize
+#
+# this uses kustomize to install stuff on k8s
+
+start-kustomize:
+	@- echo "\n### starting deployment with kustomize"
+	@- echo "\n### setting kubernetes context to $(K8S_CONTEXT)"
+	@- kubectl config use-context $(K8S_CONTEXT)
+
+	@- echo "\n### generating imagePullSecrets"
+	@- imagePullSecretsOut.sh > kustomize/base/imagepullsecrets.yaml
+
+	@- echo "\n### editing kustomizations"
+
+ifdef KUSTOMIZE_EDIT_NAMESPACE
+	@- echo "\n### setting namespace to $(K8S_NAMESPACE)"
+	@- cd $(KUSTOMIZE_FOLDER) && kustomize edit set namespace $(K8S_NAMESPACE)
+endif
+
+# actual deployment is happening here
+	@- echo "\n### applying kustomizations"
+	@- cd $(KUSTOMIZE_FOLDER) && kubectl apply -k .
+
+pull-kustomize:
+# nop
+
+#TODO: implement annotation
+#	ifeq ($KUSTOMIZE_EDIT),annotation)
+#	@- $(kustomize edit set annotation .....)
+#	endif
+
+#TODO: implement buildmetadata
+#	ifeq ($KUSTOMIZE_EDIT),buildmetadata)
+#	@- $(kustomize edit set buildmetadata .....)
+#	endif
+
+#TODO: implement image
+#	ifeq ($KUSTOMIZE_EDIT),image)
+#	@- $(kustomize edit set image .....)
+#	endif
+
+#TODO: implement label
+#	ifeq ($KUSTOMIZE_EDIT),label)
+#	@- $(kustomize edit set label .....)
+#	endif
+
+#TODO: implement nameprefix
+#	ifeq ($KUSTOMIZE_EDIT),nameprefix)
+#	@- $(kustomize edit set nameprefix .....)
+#	endif
+
+#TODO: implement namesuffix
+#	ifeq ($KUSTOMIZE_EDIT),namesuffix)
+#	@- $(kustomize edit set namesuffix .....)
+#	endif
+
+#TODO: implement replicas
+#	ifeq ($KUSTOMIZE_EDIT),replicas)
+#	@- $(kustomize edit set replicas .....)
+#	endif
\ No newline at end of file