build: Move otp version number to RPM's release part

deploy/packages/rpm/Makefile

@@ -5,8 +5,9 @@ BUILT := $(SRCDIR)/BUILT
 dash := -
 none :=
 space := $(none) $(none)
-RPM_VSN ?= $(shell echo $(PKG_VSN) | grep -oE "[0-9]+\.[0-9]+(\.[0-9]+)?")
-RPM_REL ?= $(shell echo $(PKG_VSN) | grep -oE "(alpha|beta|rc)\.[0-9]+")
+## RPM does not allow '-' in version nubmer and release string, replace with '_'
+RPM_VSN := $(subst -,_,$(PKG_VSN))
+RPM_REL := otp$(subst -,_,$(OTP_VSN))
 
 ARCH ?= amd64
 ifeq ($(ARCH),mips64)
@@ -17,11 +18,7 @@ EMQX_NAME=$(subst -pkg,,$(EMQX_BUILD))
 
 TAR_PKG := $(EMQX_REL)/_build/$(EMQX_BUILD)/rel/emqx/emqx-$(PKG_VSN).tar.gz
 TARGET_PKG := $(EMQX_NAME)-$(PKG_VSN)-otp$(OTP_VSN)-$(SYSTEM)-$(ARCH)
-ifeq ($(RPM_REL),)
-	# no tail
-	RPM_REL := 1
-endif
-SOURCE_PKG := emqx-$(RPM_VSN)-$(RPM_REL)-otp$(OTP_VSN)-$(SYSTEM).$(shell uname -m)
+SOURCE_PKG := emqx-$(RPM_VSN)-$(RPM_REL).$(shell uname -m)
 
 SYSTEMD := $(shell if command -v systemctl >/dev/null 2>&1; then echo yes; fi)
 # Not $(PWD) as it does not work for make -C
@@ -47,8 +44,6 @@ all: | $(BUILT)
 		--define "_service_dst $(SERVICE_DST)" \
 		--define "_post_addition $(POST_ADDITION)" \
 		--define "_preun_addition $(PREUN_ADDITION)" \
-		--define "_ostype $(SYSTEM)" \
-		--define "_otp_vsn $(OTP_VSN)" \
 		--define "_sharedstatedir /var/lib" \
 		emqx.spec
 	mkdir -p $(EMQX_REL)/_packages/$(EMQX_NAME)

deploy/packages/rpm/emqx.spec

@@ -5,7 +5,7 @@
 %define _log_dir %{_var}/log/%{_name}
 %define _lib_home /usr/lib/%{_name}
 %define _var_home %{_sharedstatedir}/%{_name}
-%define _build_name_fmt %{_arch}/%{_name}-%{_version}-%{_release}-otp%{_otp_vsn}-%{?_ostype}.%{_arch}.rpm
+%define _build_name_fmt %{_arch}/%{_name}-%{_version}-%{_release}.%{_arch}.rpm
 %define _build_id_links none
 
 Name: %{_package_name}