Add python3 and perl vici bindings

Work in progress to enable vici bindings. It seems they are not under
active support, because changes required for python3 are not in upstream
code.

strongswan.spec

@@ -1,9 +1,12 @@
 %global _hardened_build 1
 #%%define prerelease dr1
 
+%bcond_without python3
+%bcond_without perl
+
 Name:           strongswan
 Version:        5.9.4
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        An OpenSource IPsec-based VPN and TNC solution
 License:        GPLv2+
 URL:            http://www.strongswan.org/
@@ -34,6 +37,16 @@ BuildRequires:  libcap-devel
 BuildRequires:  tpm2-tss-devel
 Recommends:     tpm2-tools
 
+%if %{with python3}
+BuildRequires:  python3-devel
+BuildRequires:  python3-setuptools
+%endif
+
+%if %{with perl}
+BuildRequires:  perl-devel perl-macros
+BuildRequires:  perl(ExtUtils::MakeMaker)
+%endif
+
 BuildRequires:  NetworkManager-libnm-devel
 Requires(post): systemd
 Requires(preun): systemd
@@ -80,9 +93,38 @@ modules can be used by any third party TNC Client/Server implementation
 possessing a standard IF-IMC/IMV interface. In addition, it implements
 PT-TLS to support TNC over TLS.
 
+%if %{with python3}
+%package -n python3-vici
+Summary: Strongswan Versatile IKE Configuration Interface python bindings
+BuildArch: noarch
+%description -n python3-vici
+VICI is an attempt to improve the situation for system integrators by providing
+a stable IPC interface, allowing external tools to query, configure
+and control the IKE daemon.
+
+The Versatile IKE Configuration Interface (VICI) python bindings provides module
+for Strongswan runtime configuration from python applications.
+
+%endif
+
+%if %{with perl}
+%package -n perl-vici
+Summary: Strongswan Versatile IKE Configuration Interface perl bindings
+BuildArch: noarch
+%description -n perl-vici
+VICI is an attempt to improve the situation for system integrators by providing
+a stable IPC interface, allowing external tools to query, configure
+and control the IKE daemon.
+
+The Versatile IKE Configuration Interface (VICI) perl bindings provides module
+for Strongswan runtime configuration from perl applications.
+%endif
+
+# TODO: make also ruby-vici
+
+
 %prep
-%setup -q -n %{name}-%{version}%{?prerelease}
+%autosetup -n %{name}-%{version}%{?prerelease} -p1
-%patch0 -p1
 
 %build
 # only for snapshots
@@ -171,20 +213,58 @@ PT-TLS to support TNC over TLS.
     --enable-duplicheck \
 %ifarch x86_64 %{ix86}
     --enable-aesni \
+%endif
+%if %{with python3}
+    --enable-python-eggs \
+%endif
+%if %{with perl}
+    --enable-perl-cpan \
 %endif
     --enable-kernel-libipsec \
     --with-capabilities=libcap \
     CPPFLAGS="-DSTARTER_ALLOW_NON_ROOT"
+# TODO: --enable-python-eggs-install not python3 ready
 
 # disable certain plugins in the daemon configuration by default
 for p in bypass-lan; do
     echo -e "\ncharon.plugins.${p}.load := no" >> conf/plugins/${p}.opt
 done
 
-make %{?_smp_mflags}
+%make_build
+
+pushd src/libcharon/plugins/vici
+
+%if %{with python3}
+  pushd python
+    sed -e "s,/var/run/charon.vici,%{_rundir}/strongswan/charon.vici," -i vici/session.py
+    %py3_build
+  popd
+%endif
+
+%if %{with perl}
+  pushd perl/Vici-Session/
+    perl Makefile.PL INSTALLDIRS=vendor
+    %make_build
+  popd
+%endif
+
+popd
 
 %install
-make install DESTDIR=%{buildroot}
+%make_install
+
+
+pushd src/libcharon/plugins/vici
+%if %{with python3}
+  pushd python
+    %py3_install
+  popd
+%endif
+%if %{with perl}
+  %make_install -C perl/Vici-Session
+  rm -f %{buildroot}{%{perl_archlib}/perllocal.pod,%{perl_vendorarch}/auto/Vici/Session/.packlist}
+%endif
+popd
 # prefix man pages
 for i in %{buildroot}%{_mandir}/*/*; do
     if echo "$i" | grep -vq '/strongswan[^\/]*$'; then
@@ -275,7 +355,24 @@ install -D -m 0644 %{SOURCE1} %{buildroot}/%{_tmpfilesdir}/strongswan-starter.co
 %{_datadir}/dbus-1/system.d/nm-strongswan-service.conf
 %{_libexecdir}/strongswan/charon-nm
 
+%if %{with python3}
+%files -n python3-vici
+%license COPYING
+%doc src/libcharon/plugins/vici/python/README.rst
+%{python3_sitelib}/vici
+%{python3_sitelib}/vici-%{version}-py*.egg-info
+%endif
+
+%if %{with perl}
+%license COPYING
+%files -n perl-vici
+%{perl_vendorlib}/Vici
+%endif
+
 %changelog
+* Thu Nov 11 2021 Petr Menšík <pemensik@redhat.com> - 5.9.4-3
+- Resolves rhbz#1419441 Add python and perl vici bindings
+
 * Tue Nov 09 2021 Paul Wouters <paul.wouters@aiven.io> - 5.9.4-2
 - Resolves rhbz#2018547 'strongswan restart' breaks ipsec started with strongswan-starter
 - Return to using tmpfiles, but extend to cover strongswan-starter service too