Merge pull request #58 from theobarberbany/adds-specfile

OCPCLOUD-2463: Adds auth-provider-gcp .spec file and build script

gcr-credential-provider.spec

@@ -0,0 +1,151 @@
+# Built from this template:
+# https://github.com/openshift/release/blob/master/tools/hack/golang/package.spec
+#
+# See also: https://github.com/openshift/kubernetes/blob/master/openshift.spec
+
+#debuginfo not supported with Go
+%global debug_package %{nil}
+
+# modifying the Go binaries breaks the DWARF debugging
+%global __os_install_post %{_rpmconfigdir}/brp-compress
+
+# %commit and os_git_vars are intended to be set by tito custom builders
+# provided in the .tito/lib directory. The values in this spec file will not be
+# kept up to date.
+%{!?commit: %global commit HEAD }
+%global shortcommit %(c=%{commit}; echo ${c:0:7})
+# os_git_vars needed to run hack scripts during rpm builds
+%{!?os_git_vars: %global os_git_vars OS_GIT_VERSION='' OS_GIT_COMMIT='' OS_GIT_MAJOR='' OS_GIT_MINOR='' OS_GIT_TREE_STATE='' }
+
+%if 0%{?skip_build}
+%global do_build 0
+%else
+%global do_build 1
+%endif
+%if 0%{?skip_prep}
+%global do_prep 0
+%else
+%global do_prep 1
+%endif
+
+%if 0%{?fedora} || 0%{?epel}
+%global need_redistributable_set 0
+%else
+# Due to library availability, redistributable builds only work on x86_64
+%ifarch x86_64
+%global need_redistributable_set 1
+%else
+%global need_redistributable_set 0
+%endif
+%endif
+%{!?make_redistributable: %global make_redistributable %{need_redistributable_set}}
+
+#
+# Customize from here.
+#
+
+%global golang_version 1.21.0
+%{!?version: %global version 0.0.1}
+%{!?release: %global release 1}
+%global package_name gcr-credential-provider 
+%global product_name gcr-credential-provider
+
+Name:           %{package_name}
+Version:        %{version}
+Release:        %{release}%{?dist}
+Summary:        GCP gcr kubelet image credential provider
+License:        ASL 2.0
+
+Source0:        %{name}.tar.gz
+BuildRequires:  bsdtar
+BuildRequires:  golang >= %{golang_version}
+Provides:       ose-gcp-gcr-image-credential-provider = %{version}-%{release}
+
+# If go_arches not defined fall through to implicit golang archs
+%if 0%{?go_arches:1}
+ExclusiveArch:  %{go_arches}
+%else
+ExclusiveArch:  x86_64 aarch64 ppc64le s390x
+%endif
+
+### AUTO-BUNDLED-GEN-ENTRY-POINT
+
+%description
+This package provides gcr-credential-provider. It is a kubelet image
+credential provider. It dynamically provides kubelet with credentials to pull
+images from gcr. For more information see:
+https://kubernetes.io/docs/tasks/administer-cluster/kubelet-credential-provider/
+
+%prep
+%if 0%{do_prep}
+%setup -q
+%endif
+
+%build
+
+%if 0%{do_build}
+# Expand os_git_vars macro so we can use the variables it defines
+%{os_git_vars}
+
+
+# This is likely unneeded, however we are leaving it in to stick as closeley to
+# the template as possible in case anything changes in the future.
+#
+# We call the same make target as below. See the comment below for more detail
+%if 0%{make_redistributable}
+
+CGO_ENABLED=0 GOOS="$(go env GOHOSTOS)" GOARCH="$(go env GOHOSTARCH)" go build \
+	-ldflags="-w -s -X 'main.version=v${OS_GIT_VERSION}'" \
+	-o=gcr-credential-provider \
+	./cmd/auth-provider-gcp
+
+%else
+# Create Binaries only for building arch
+%ifarch x86_64
+  BUILD_PLATFORM="linux/amd64"
+%endif
+%ifarch %{ix86}
+  BUILD_PLATFORM="linux/386"
+%endif
+%ifarch ppc64le
+  BUILD_PLATFORM="linux/ppc64le"
+%endif
+%ifarch %{arm} aarch64
+  BUILD_PLATFORM="linux/arm64"
+%endif
+%ifarch s390x
+  BUILD_PLATFORM="linux/s390x"
+%endif
+
+# Brew (the build tooling for RPMs) will build on a machine where the desired
+# arch matches the host arch. This means we can use the standard make target,
+# as it builds for the arch that it detects (GOARCH).
+CGO_ENABLED=0 GOOS="$(go env GOHOSTOS)" GOARCH="$(go env GOHOSTARCH)" go build \
+	-ldflags="-w -s -X 'main.version=v${OS_GIT_VERSION}'" \
+	-o=gcr-credential-provider \
+	./cmd/auth-provider-gcp
+
+%endif
+%endif
+
+%install
+
+PLATFORM="$(go env GOHOSTOS)-$(go env GOHOSTARCH)"
+install -d %{buildroot}%{_libexecdir}/kubelet-image-credential-provider-plugins
+
+# Install linux components
+for bin in gcr-credential-provider 
+do
+  echo "+++ INSTALLING ${bin}"
+  install -p -m 755 %{_builddir}/%{name}-%{version}/${bin} %{buildroot}%{_libexecdir}/kubelet-image-credential-provider-plugins/${bin}
+done
+
+%files
+%license LICENSE
+%{_libexecdir}/kubelet-image-credential-provider-plugins/gcr-credential-provider
+
+%pre
+
+%changelog
+* Mon Feb 5 2024 Theo Barber-Bany <tbarberb@redhat.com> - 0.0.1
+- First version being packaged

openshift-hack/build-rpms.sh

@@ -0,0 +1,27 @@
+#!/bin/bash -x
+
+source_path=_output/SOURCES
+
+mkdir -p ${source_path}
+
+# Getting version from args
+version=${1:-4.14.0}
+
+# Install dependencies required
+dnf install -y rpmdevtools
+dnf install -y createrepo
+dnf builddep -y gcr-credential-provider.spec
+
+# Use the build time as the release, ensuring we install this build.
+release=${2:-$(date -u +'%Y%m%dT%H%M%SZ')}
+
+# NOTE:        rpmbuild requires that inside the tar there will be a
+#              ${service}-${version} directory, hence this --transform option.
+#              We exclude .git as rpmbuild will do its own `git init`.
+#              Excluding .tox is convenient for local builds.
+tar -czf ${source_path}/gcr-credential-provider.tar.gz --exclude=.git --exclude=.tox --transform "flags=r;s|\.|gcr-credential-provider-${version}|" .
+
+
+rpmbuild -ba -D "version $version" -D "release $release" -D "os_git_vars OS_GIT_VERSION=$version" -D "_topdir `pwd`/_output" gcr-credential-provider.spec
+
+createrepo _output/RPMS/x86_64