build: rpm

Add rpm spec and Makefile targets to install and run host-metering from
RPM.

The Makefile targets allow to build it directly on current host (rpm) or
via mock in several build targets.

Signed-off-by: Petr Vobornik <[email protected]>

.gitignore

@@ -1,6 +1,7 @@
 # Build / Release
 dist/
 vendor/
+contrib/rpm/host-metering.spec
 
 # Coverage
 coverage.*

Makefile

@@ -1,9 +1,13 @@
 #!/usr/bin/make -f
 
 PROJECT := host-metering
+RPMNAME := host-metering
 VERSION := $(shell grep "Version" version/version.go | awk -F '"' '{print $$2}')
+SHORT_COMMIT ?= $(shell git rev-parse --short=8 HEAD)
+AUTORELEASE ?= "git$(shell date "+%Y%m%d%H%M")G$(SHORT_COMMIT)"
 
 DISTDIR ?= $(CURDIR)/dist
+RPMTOPDIR := $(DISTDIR)/rpmbuild
 
 GO := go
 TESTDIR := $(CURDIR)/test
@@ -59,6 +63,44 @@ tarball: distdir vendor
 	@echo "Compressing the tarball..."
 	gzip -f $(DISTDIR)/$(PROJECT)-$(VERSION).tar
 
+# RPM build
+.PHONY: rpm/spec
+rpm/spec:
+	sed "s/#VERSION#/${VERSION}/" contrib/rpm/host-metering.spec.in > contrib/rpm/$(RPMNAME).spec
+	sed "s/#AUTORELEASE#/${AUTORELEASE}/" -i contrib/rpm/$(RPMNAME).spec
+
+.PHONY: rpm/srpm
+rpm/srpm: tarball rpm/spec
+	mkdir -p $(RPMTOPDIR)/SOURCES
+	cp $(DISTDIR)/$(PROJECT)-$(VERSION).tar.gz $(RPMTOPDIR)/SOURCES/
+	rm -rf $(RPMTOPDIR)/SRPMS/*
+	rpmbuild --define '_topdir $(RPMTOPDIR)' -bs contrib/rpm/$(RPMNAME).spec
+
+.PHONY: rpm
+rpm: rpm/srpm
+	rpmbuild --define '_topdir $(RPMTOPDIR)' -bb contrib/rpm/$(RPMNAME).spec
+
+.PHONY: rpm/mock
+rpm/mock: rpm/srpm
+	mkdir -p $(DISTDIR)/mock7
+	mock -r epel-7-x86_64 \
+	     --resultdir=$(DISTDIR)/mock7/ \
+	     --rebuild $(RPMTOPDIR)/SRPMS/$(shell ls -1 $(RPMTOPDIR)/SRPMS)
+
+.PHONY: rpm/mock-8
+rpm/mock-8: rpm/srpm
+	mkdir -p $(DISTDIR)/mock8
+	mock -r centos-stream-8-x86_64 \
+	     --resultdir=$(DISTDIR)/mock8/ \
+	     --rebuild $(RPMTOPDIR)/SRPMS/$(shell ls -1 $(RPMTOPDIR)/SRPMS)
+
+.PHONY: rpm/mock-9
+rpm/mock-9: rpm/srpm
+	mkdir -p $(DISTDIR)/mock9
+	mock -r centos-stream-9-x86_64 \
+	     --resultdir=$(DISTDIR)/mock9 \
+	     --rebuild $(RPMTOPDIR)/SRPMS/$(shell ls -1 $(RPMTOPDIR)/SRPMS)
+
 # Clean
 .PHONY: clean
 clean:

contrib/rpm/host-metering.spec.in

@@ -0,0 +1,71 @@
+%bcond_without check
+
+%if 0%{?rhel} <= 7 && ! 0%{?fedora} && ! 0%{?centos}
+%define gobuild(o:) scl enable go-toolset-1.19 -- go build -mod vendor -buildmode pie -compiler gc -tags="rpm_crashtraceback ${BUILDTAGS:-}" -ldflags "${GO_LDFLAGS:-} ${LDFLAGS:-} -B 0x$(head -c20 /dev/urandom|od -An -tx1|tr -d ' \\n') -extldflags '-Wl,-z,relro -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld'" -a -v %{?**};
+%endif
+%if 0%{?rhel} <= 7 && ! 0%{?fedora} && 0%{?centos}
+
+%define gobuild(o:) go build -mod vendor -buildmode pie -compiler gc -tags="rpm_crashtraceback ${BUILDTAGS:-}" -ldflags "${GO_LDFLAGS:-} ${LDFLAGS:-} -B 0x$(head -c20 /dev/urandom|od -An -tx1|tr -d ' \\n') -extldflags '-Wl,-z,relro -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld'" -a -v %{?**};
+%endif
+
+%global goipath         github.com/RedHatInsights/host-metering
+%global forgeurl        https://github.com/RedHatInsights/host-metering/
+%global autorelease     #AUTORELEASE#
+%global gomodulesmode   GO111MODULE=on
+
+
+%global godocs          README.md
+
+Name:           host-metering
+Version:        #VERSION#
+Release:        %{autorelease}%{?dist}
+Summary:        None
+
+License:        Apache-2.0
+ExcludeArch:    %{ix86} s390 ppc ppc64
+URL:            %{gourl}
+
+Source:         %{name}-%{version}.tar.gz
+
+%if 0%{?rhel} <= 7 && ! 0%{?fedora} && ! 0%{?centos}
+BuildRequires: go-toolset-1.19
+%else
+BuildRequires: golang >= 1.19
+BuildRequires: systemd-rpm-macros
+%endif
+BuildRequires: git
+
+%description
+Host metering service
+
+%gopkg
+
+%prep
+%setup -q -b 0
+
+# for possible downstream patches
+%autopatch -p1
+
+%build
+pwd
+%gobuild -o $(pwd)/bin/host-metering %{goipath}
+
+%install
+install -m 0755 -vd                     %{buildroot}%{_bindir}
+install -m 0755 -vp $(pwd)/bin/*        %{buildroot}%{_bindir}/
+install -m 0755 -vd                     %{buildroot}%{_unitdir}
+install -m 644 contrib/systemd/host-metering.service %{buildroot}%{_unitdir}/%{name}.service
+
+%if %{with check}
+%check
+%endif
+
+%files
+%doc README.md
+%{_bindir}/*
+%attr(644,root,root) %{_unitdir}/%{name}.service
+
+
+%changelog
+* Mon Oct 2 2023 Vobornik Petr <[email protected]> - #VERSION#-#AUTORELEASE#
+- No changelog. The history is kept in Git, downstreams have own logs.