Add RPM packaging.

pkg/rpm/pkg

+#! /bin/bash -ex
+
+# Build script for a VMOD dispatch el7 RPM
+# to be run in the rpmbuild/centos7 docker container.
+
+# Env variables VERSION and RELEASE MUST be set in the docker invocation.
+# DIST is set by the rpmbuild/centos7 container.
+
+# The directory mounted to /srv MUST contain these files:
+# - this script (named pkg)
+# - VMOD dispatch tarball (vmod-dispatch-$VERSION.tar.gz)
+# - RPM spec file (vmod-dispatch.spec)
+# - yum repo config for varnish63@packagecloud (varnishcache_varnish63.repo)
+#   (see https://packagecloud.io/varnishcache/varnish63/install#manual-rpm)
+
+# Sample docker invocation:
+# $ docker run -t -v $PWD:/srv -e VERSION=47.1.1 -e RELEASE=815 \
+#       rpmbuild/centos7 /srv/pkg
+
+# At the end of the run, binary, source and debuginfo RPMs are in the
+# directory mounted to /srv.
+
+if [ -z $VERSION ]; then
+   echo "Env variable VERSION MUST be set"
+   exit 1
+fi
+
+if [ -z $RELEASE ]; then
+   echo "Env variable RELEASE MUST be set"
+   exit 1
+fi
+
+# delete the peculiar macros from the rpmbuild/centos7 image
+rm /home/builder/.rpmmacros
+
+# set up the build environment
+cd /home/builder
+mkdir -p rpmbuild/{BUILD,BUILDROOT,RPMS,SOURCES,SPECS,SRPMS}
+cp /srv/vmod-dispatch.spec rpmbuild/SPECS
+cp /srv/vmod-dispatch-${VERSION}.tar.gz rpmbuild/SOURCES
+
+# install epel7 repo
+sudo yum install -y -q epel-release
+
+# set up varnish repo
+sudo cp /srv/varnishcache_varnish63.repo /etc/yum.repos.d/
+
+sudo yum -q makecache -y fast
+
+# build requirements (cf. Requires for varnish-src.rpm)
+sudo yum install -y -v varnish-devel pkgconfig make gcc python-docutils \
+     yum-utils python3-sphinx jemalloc-devel libedit-devel ncurses-devel \
+     pcre-devel python3-docutils systemd-units
+
+# build Varnish source
+yumdownloader --source varnish-6.3.0-1.el7.src
+rpm -ivh ./varnish-6.3.0-1.el7.src.rpm
+
+cd rpmbuild/SOURCES
+tar xfz varnish-6.3.0.tgz
+cd varnish-6.3.0
+./autogen.sh
+./configure
+make -j
+
+# build RPMs
+cd /home/builder
+
+rpmbuild -ba -D "dist .${DIST}" \
+         -D "_version ${VERSION}" \
+         -D "_release ${RELEASE}" \
+	 -D "VARNISHSRC ${HOME}/rpmbuild/SOURCES/varnish-6.3.0" \
+         rpmbuild/SPECS/vmod-dispatch.spec
+
+sudo cp rpmbuild/RPMS/*/* /srv
+sudo cp rpmbuild/SRPMS/* /srv

pkg/rpm/varnishcache_varnish63.repo

+[varnishcache_varnish63]
+name=varnishcache_varnish63
+baseurl=https://packagecloud.io/varnishcache/varnish63/el/7/$basearch
+repo_gpgcheck=1
+gpgcheck=0
+enabled=1
+gpgkey=https://packagecloud.io/varnishcache/varnish63/gpgkey
+sslverify=1
+sslcacert=/etc/pki/tls/certs/ca-bundle.crt
+metadata_expire=300
+
+[varnishcache_varnish63-source]
+name=varnishcache_varnish63-source
+baseurl=https://packagecloud.io/varnishcache/varnish63/el/7/SRPMS
+repo_gpgcheck=1
+gpgcheck=0
+enabled=1
+gpgkey=https://packagecloud.io/varnishcache/varnish63/gpgkey
+sslverify=1
+sslcacert=/etc/pki/tls/certs/ca-bundle.crt
+metadata_expire=300

pkg/rpm/vmod-dispatch.spec

+# -D MUST pass in _version and _release, and SHOULD pass in dist.
+
+Summary: Varnish Module for dispatching control to VCL labels or subroutines
+Name: vmod-dispatch
+Version: %{_version}
+Release: %{_release}%{?dist}
+License: BSD
+Group: System Environment/Daemons
+URL: https://code.uplex.de/uplex-varnish/libvmod-dispatch
+Source0: %{name}-%{version}.tar.gz
+
+# varnish from varnish62 at packagecloud
+# Strictly require 6.3.0 by commit ID.
+Requires: varnishd(abi)%{?_isa} == 0c9a93f1b2c6de49b8c6ec8cefd9d2be50041d79
+
+BuildRequires: varnish-devel == 6.3.0
+BuildRequires: pkgconfig
+BuildRequires: make
+BuildRequires: gcc
+BuildRequires: python-docutils >= 0.6
+
+# git builds
+#BuildRequires: automake
+#BuildRequires: autoconf
+#BuildRequires: autoconf-archive
+#BuildRequires: libtool
+#BuildRequires: python-docutils >= 0.6
+
+Provides: vmod-dispatch, vmod-dispatch-debuginfo
+
+%description
+Varnish Module (VMOD) for dispatching control to VCL labels or subroutines.
+
+%prep
+%setup -q -n %{name}-%{version}
+
+%build
+
+# if this were a git build
+# ./autogen.sh
+
+%configure VARNISHSRC=%{VARNISHSRC}
+
+%{__make} %{?_smp_mflags}
+
+%check
+
+%{__make} %{?_smp_mflags} check
+
+%install
+
+%{__make} install DESTDIR=%{buildroot}
+
+# Only use the version-specific docdir created by %doc below
+rm -rf %{buildroot}%{_docdir}
+
+# None of these for fedora/epel
+find %{buildroot}/%{_libdir}/ -name '*.la' -exec rm -f {} ';'
+find %{buildroot}/%{_libdir}/ -name '*.a' -exec rm -f {} ';'
+
+%clean
+rm -rf %{buildroot}
+
+%files
+%defattr(-,root,root,-)
+%{_libdir}/varnish*/vmods/
+%{_mandir}/man3/*.3*
+%doc README.rst COPYING LICENSE
+
+%post
+/sbin/ldconfig
+
+%changelog
+* Tue Oct 8 2019 Geoff Simmons <geoff@uplex.de> - %{_version}-%{_release}
+  Compatible with Varnish 6.3.0.
+
+* Tue Apr 16 2019 Geoff Simmons <geoff@uplex.de> - 0.2.0-1
+  Compatible with Varnish 6.2.0.
+
+* Tue Apr 16 2019 Geoff Simmons <geoff@uplex.de> - 0.1.0-1
+  Compatible with Varnish 6.0.3.