add bump-version to makefile

Signed-off-by: Jess Frazelle <acidburn@google.com>

.travis.yml

@@ -25,19 +25,41 @@
     provider: releases
     api_key:
       secure: "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"
-    go: 1.7
+    go: 1.8
     file:
-      - cross/reg-darwin-386
-      - cross/reg-freebsd-386
-      - cross/reg-linux-386
-      - cross/reg-windows-386
-      - cross/reg-darwin-amd64
-      - cross/reg-freebsd-amd64
-      - cross/reg-linux-amd64
+      - cross/reg-linux-amd64.md5
+      - cross/reg-windows-386.sha256
       - cross/reg-linux-arm
+      - cross/reg-darwin-amd64.md5
+      - cross/reg-darwin-amd64
+      - cross/reg-solaris-amd64.md5
+      - cross/reg-linux-arm64.sha256
+      - cross/reg-linux-arm.sha256
+      - cross/reg-linux-386.sha256
+      - cross/reg-darwin-386.md5
+      - cross/reg-windows-386.md5
+      - cross/reg-freebsd-amd64.md5
+      - cross/reg-linux-arm64.md5
       - cross/reg-linux-arm64
-      - cross/reg-solaris-amd64
+      - cross/reg-freebsd-amd64.sha256
+      - cross/reg-freebsd-386.md5
+      - cross/reg-linux-amd64.sha256
+      - cross/reg-linux-386.md5
+      - cross/reg-freebsd-386
+      - cross/reg-solaris-amd64.sha256
       - cross/reg-windows-amd64
+      - cross/reg-windows-amd64.md5
+      - cross/reg-windows-amd64.sha256
+      - cross/reg-linux-arm.md5
+      - cross/reg-darwin-386.sha256
+      - cross/reg-darwin-amd64.sha256
+      - cross/reg-windows-386
+      - cross/reg-solaris-amd64
+      - cross/reg-darwin-386
+      - cross/reg-linux-386
+      - cross/reg-freebsd-amd64
+      - cross/reg-freebsd-386.sha256
+      - cross/reg-linux-amd64
     skip_cleanup: true
     on:
       tags: true

Makefile

@@ -73,6 +73,8 @@ GOOS=$(1) GOARCH=$(2) CGO_ENABLED=0 go build \
 	 -o $(BUILDDIR)/$(1)/$(2)/$(NAME) \
 	 -a -tags "$(BUILDTAGS) static_build netgo" \
 	 -installsuffix netgo ${GO_LDFLAGS_STATIC} .;
+md5sum $(BUILDDIR)/$(1)/$(2)/$(NAME) > $(BUILDDIR)/$(1)/$(2)/$(NAME).md5;
+sha256sum $(BUILDDIR)/$(1)/$(2)/$(NAME) > $(BUILDDIR)/$(1)/$(2)/$(NAME).sha256;
 endef
 
 .PHONY: cross
@@ -85,6 +87,8 @@ GOOS=$(1) GOARCH=$(2) CGO_ENABLED=0 go build \
 	 -o $(BUILDDIR)/$(NAME)-$(1)-$(2) \
 	 -a -tags "$(BUILDTAGS) static_build netgo" \
 	 -installsuffix netgo ${GO_LDFLAGS_STATIC} .;
+md5sum $(BUILDDIR)/$(NAME)-$(1)-$(2) > $(BUILDDIR)/$(NAME)-$(1)-$(2).md5;
+sha256sum $(BUILDDIR)/$(NAME)-$(1)-$(2) > $(BUILDDIR)/$(NAME)-$(1)-$(2).sha256;
 endef
 
 .PHONY: release
@@ -92,6 +96,19 @@ release: *.go VERSION ## Builds the cross-compiled binaries, naming them in such
 	@echo "+ $@"
 	$(foreach GOOSARCH,$(GOOSARCHES), $(call buildrelease,$(subst /,,$(dir $(GOOSARCH))),$(notdir $(GOOSARCH))))
 
+.PHONY: bump-version
+BUMP := patch
+bump-version: ## Bump the version in the version file. Set KIND to [ patch | major | minor ]
+	@go get -u github.com/jessfraz/junk/sembump # update sembump tool
+	$(eval NEW_VERSION = $(shell sembump --kind $(BUMP) $(VERSION)))
+	@echo "Bumping VERSION from $(VERSION) to $(NEW_VERSION)"
+	echo $(NEW_VERSION) > VERSION
+	@echo "Updating links to download binaries in README.md"
+	sed -i s/$(VERSION)/$(NEW_VERSION)/g README.md
+	git add VERSION README.md
+	git commit -vsam "Bump version to $(NEW_VERSION)"
+	@echo "Run make tag to create and push the tag for new version $(NEW_VERSION)"
+
 .PHONY: tag
 tag: ## Create a new git tag to prepare to build a release
 	git tag -sa $(VERSION) -m "$(VERSION)"