Simplify make bundling and generate ARM tarballs.

Makefile

@@ -249,36 +249,43 @@ distclean: clean
 #################################################
 
 BINARY_OUTPUT=$(OUTPUT_ROOT)binary/
-BUNDLE_MAKE=v=$v GOOS_OVERRIDE='GOOS=$(1) GOARCH=$(2)' PREFIX=$(3) make $(3)bin/$(BINNAME) $(3)bin/$(CLOUDKMS_BINNAME)
 RELEASE=./.travis-releases
 
+define BUNDLE_MAKE
+	# $(1) -- Go Operating System (e.g. linux, darwin, windows, etc.)
+	# $(2) -- Go Architecture (e.g. amd64, arm, arm64, etc.)
+	# $(3) -- Go ARM architectural family (e.g. 7, 8, etc.)
+	# $(4) -- Parent directory for executables generated by 'make'.
+	$(q) GOOS_OVERRIDE='GOOS=$(1) GOARCH=$(2) GOARM=$(3)' PREFIX=$(4) make $(4)bin/$(BINNAME) $(4)bin/$(CLOUDKMS_BINNAME)
+endef
+
 binary-linux:
-	$(call BUNDLE_MAKE,linux,amd64,$(BINARY_OUTPUT)linux/)
+	$(call BUNDLE_MAKE,linux,amd64,,$(BINARY_OUTPUT)linux/)
+
+binary-linux-arm64:
+	$(call BUNDLE_MAKE,linux,arm64,,$(BINARY_OUTPUT)linux.arm64/)
+
+binary-linux-armv7:
+	$(call BUNDLE_MAKE,linux,arm,7,$(BINARY_OUTPUT)linux.armv7/)
 
 binary-darwin:
-	$(call BUNDLE_MAKE,darwin,amd64,$(BINARY_OUTPUT)darwin/)
+	$(call BUNDLE_MAKE,darwin,amd64,,$(BINARY_OUTPUT)darwin/)
 
 define BUNDLE
-	$(q)BUNDLE_DIR=$(BINARY_OUTPUT)$(1)/bundle; \
-	stepName=step-certificates_$(2); \
- 	mkdir -p $$BUNDLE_DIR $(RELEASE); \
-	TMP=$$(mktemp -d $$BUNDLE_DIR/tmp.XXXX); \
-	trap "rm -rf $$TMP" EXIT INT QUIT TERM; \
-	newdir=$$TMP/$$stepName; \
-	mkdir -p $$newdir/bin; \
-	cp $(BINARY_OUTPUT)$(1)/bin/$(BINNAME) $$newdir/bin/; \
-	cp $(BINARY_OUTPUT)$(1)/bin/$(CLOUDKMS_BINNAME) $$newdir/bin/; \
-	cp README.md $$newdir/; \
-	NEW_BUNDLE=$(RELEASE)/step-certificates_$(2)_$(1)_$(3).tar.gz; \
-	rm -f $$NEW_BUNDLE; \
-    tar -zcvf $$NEW_BUNDLE -C $$TMP $$stepName;
+    # $(1) -- Binary Output Dir Name
+	# $(2) -- Step Platform Name
+	# $(3) -- Step Binary Architecture
+	# $(4) -- Step Binary Name (For Windows Comaptibility)
+	$(q) ./make/bundle.sh "$(BINARY_OUTPUT)$(1)" "$(RELEASE)" "$(VERSION)" "$(2)" "$(3)" "$(4)" "$(5)"
 endef
 
-bundle-linux: binary-linux
-	$(call BUNDLE,linux,$(VERSION),amd64)
+bundle-linux: binary-linux binary-linux-arm64 binary-linux-armv7
+	$(call BUNDLE,linux,linux,amd64,$(BINNAME),$(CLOUDKMS_BINNAME))
+	$(call BUNDLE,linux.arm64,linux,arm64,$(BINNAME),$(CLOUDKMS_BINNAME))
+	$(call BUNDLE,linux.armv7,linux,armv7,$(BINNAME),$(CLOUDKMS_BINNAME))
 
 bundle-darwin: binary-darwin
-	$(call BUNDLE,darwin,$(VERSION),amd64)
+	$(call BUNDLE,darwin,darwin,amd64,$(BINNAME),$(CLOUDKMS_BINNAME))
 
 .PHONY: binary-linux binary-darwin bundle-linux bundle-darwin
 

make/bundle.sh

@@ -0,0 +1,30 @@
+#/bin/sh
+set -ex;
+
+OUTPUT_DIR=$1
+RELEASE_DIR=$2
+
+STEP_VERSION=$3
+STEP_PLATFORM=$4
+STEP_ARCH=$5
+STEP_EXEC_NAME=$6
+STEP_CLOUDKMS_EXEC_NAME=$7
+
+BUNDLE_DIR=${OUTPUT_DIR}/bundle
+
+mkdir -p "$BUNDLE_DIR" "$RELEASE_DIR"
+TMP=$(mktemp -d "$BUNDLE_DIR/tmp.XXXX")
+trap "rm -rf $TMP" EXIT INT QUIT TERM
+
+stepName=step-certificates_${STEP_VERSION}
+newdir="$TMP/${stepName}"
+mkdir -p "$newdir/bin"
+
+cp "$OUTPUT_DIR/bin/${STEP_EXEC_NAME}" "$newdir/bin/${STEP_EXEC_NAME}"
+cp "$OUTPUT_DIR/bin/${STEP_CLOUDKMS_EXEC_NAME}" "$newdir/bin/${STEP_CLOUDKMS_EXEC_NAME}"
+
+cp README.md "$newdir"
+NEW_BUNDLE="${RELEASE_DIR}/step-certificates_${STEP_PLATFORM}_${STEP_VERSION}_${STEP_ARCH}.tar.gz"
+
+rm -f "$NEW_BUNDLE"
+tar -zcvf "$NEW_BUNDLE" -C "$TMP" "${stepName}"