Update makefiles to use specific helm version

Helm is now called by HELM_BIN variable which by default is set to helm
and makefiles use helm from path. HELM_BIN can be overwritten so user
can have two version of helm in system and choose which one to use.

Signed-off-by: Jakub Latusek <j.latusek@samsung.com>
Issue-ID: OOM-2562
Change-Id: I0917796aafe234e87afa0ac3c4c15720296276d5
diff --git a/kubernetes/oof/components/Makefile b/kubernetes/oof/components/Makefile
index 0237136..d62cb0b 100755
--- a/kubernetes/oof/components/Makefile
+++ b/kubernetes/oof/components/Makefile
@@ -18,8 +18,9 @@
 SECRET_DIR := $(OUTPUT_DIR)/secrets
 
 EXCLUDES :=
+HELM_BIN := helm
 HELM_CHARTS := $(filter-out $(EXCLUDES), $(sort $(patsubst %/.,%,$(wildcard */.))))
-HELM_VER := $(shell helm version --template "{{.Version}}")
+HELM_VER := $(shell $(HELM_BIN) version --template "{{.Version}}")
 
 .PHONY: $(EXCLUDES) $(HELM_CHARTS)
 
@@ -33,19 +34,19 @@
 	@if [ -f $*/Makefile ]; then make -C $*; fi
 
 dep-%: make-%
-	@if [ -f $*/requirements.yaml ]; then helm dep up $*; fi
+	@if [ -f $*/requirements.yaml ]; then $(HELM_BIN) dep up $*; fi
 
 lint-%: dep-%
-	@if [ -f $*/Chart.yaml ]; then helm lint $*; fi
+	@if [ -f $*/Chart.yaml ]; then $(HELM_BIN) lint $*; fi
 
 package-%: lint-%
 	@mkdir -p $(PACKAGE_DIR)
 ifeq "$(findstring v3,$(HELM_VER))" "v3"
-	@if [ -f $*/Chart.yaml ]; then PACKAGE_NAME=$$(helm package -d $(PACKAGE_DIR) $* | cut -d":" -f2) && helm push -f $$PACKAGE_NAME local; fi
+	@if [ -f $*/Chart.yaml ]; then PACKAGE_NAME=$$($(HELM_BIN) package -d $(PACKAGE_DIR) $* | cut -d":" -f2) && $(HELM_BIN) push -f $$PACKAGE_NAME local; fi
 else
-	@if [ -f $*/Chart.yaml ]; then helm package -d $(PACKAGE_DIR) $*; fi
+	@if [ -f $*/Chart.yaml ]; then $(HELM_BIN) package -d $(PACKAGE_DIR) $*; fi
 endif
-	@helm repo index $(PACKAGE_DIR)
+	@$(HELM_BIN) repo index $(PACKAGE_DIR)
 
 clean:
 	@rm -f */requirements.lock