From: Neal Gompa <ngompa13@gmail.com>
Date: Mon, 17 Jul 2017 11:32:46 -0400
Subject: [PATCH] spec: Add support for building the zfs storage driver

Where it can be supported in Fedora, the driver is built and made
available as a subpackage.

Signed-off-by: Neal Gompa <ngompa13@gmail.com>
(cherry picked from commit 9af764e86aef7dfb0191a9561bf1d1abf941da05)
---
 libvirt.spec.in | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/libvirt.spec.in b/libvirt.spec.in
index 8eb67fa2e..f9a705e7c 100644
--- a/libvirt.spec.in
+++ b/libvirt.spec.in
@@ -70,6 +70,13 @@
 %define with_storage_gluster 0%{!?_without_storage_gluster:1}
 %define with_numactl          0%{!?_without_numactl:1}
 
+# F25+ has zfs-fuse
+%if 0%{?fedora} >= 25
+    %define with_storage_zfs      0%{!?_without_storage_zfs:1}
+%else
+    %define with_storage_zfs      0
+%endif
+
 # A few optional bits off by default, we enable later
 %define with_fuse          0%{!?_without_fuse:0}
 %define with_cgconfig      0%{!?_without_cgconfig:0}
@@ -113,6 +120,12 @@
     %endif
 %endif
 
+# zfs-fuse is not available on some architectures
+%ifarch s390 s390x aarch64
+    %define with_storage_zfs 0
+%endif
+
+
 # RHEL doesn't ship OpenVZ, VBox, UML, PowerHypervisor,
 # VMware, libxenserver (xenapi), libxenlight (Xen 4.1 and newer),
 # or HyperV.
@@ -364,6 +377,12 @@ BuildRequires: glusterfs-devel >= 3.4.1
 %if %{with_storage_sheepdog}
 BuildRequires: sheepdog
 %endif
+%if %{with_storage_zfs}
+# Support any conforming implementation of zfs. On stock Fedora
+# this is zfs-fuse, but could be zfsonlinux upstream RPMs
+BuildRequires: /sbin/zfs
+BuildRequires: /sbin/zpool
+%endif
 %if %{with_numactl}
 # For QEMU/LXC numa info
 BuildRequires: numactl-devel
@@ -597,6 +616,11 @@ Requires: device-mapper
 # For Sheepdog support
 Requires: sheepdog
 %endif
+%if %{with_storage_zfs}
+# Support any conforming implementation of zfs
+Requires: /sbin/zfs
+Requires: /sbin/zpool
+%endif
 %if %{with_qemu}
 # From QEMU RPMs
 Requires: /usr/bin/qemu-img
@@ -1063,6 +1087,12 @@ rm -rf .git
     %define arg_storage_gluster --without-storage-gluster
 %endif
 
+%if %{with_storage_zfs}
+    %define arg_storage_zfs --with-storage-zfs
+%else
+    %define arg_storage_zfs --without-storage-zfs
+%endif
+
 %if %{with_numactl}
     %define arg_numactl --with-numactl
 %else
@@ -1170,6 +1200,7 @@ rm -f po/stamp-po
            %{?arg_storage_rbd} \
            %{?arg_storage_sheepdog} \
            %{?arg_storage_gluster} \
+           %{?arg_storage_zfs} \
            %{?arg_numactl} \
            %{?arg_numad} \
            --with-capng \