Adds support for NFS Ganesha

Elements were already available for use with containers.
A few updates on the elements were made in order to get
the latest changes for NFS Ganesha.

Closes-Bug: #1649404
Change-Id: I605e8a3793ec1dde1efcfcef2a84c42abe5219de

README.rst

@@ -48,7 +48,7 @@ Precisely, the syntax is as follows:
 
     tox -e buildimage -- -s nfs
 
-Where <share-protocol> can be nfs, cifs or zfs.
+Where <share-protocol> can be nfs, cifs, zfs or nfs-ganesha.
 
 For example, running:
 

bin/manila-image-create

@@ -56,15 +56,17 @@ err() {
 print_usage() {
     echo "Usage: ${0##*/} [-s share-proto] [-h]"
     echo "Options:"
-    echo " -s | --share-proto: name of the share protocol. Possible options are nfs, cifs or zfs"
+    echo " -s | --share-proto: name of the share protocol. \
+         Possible options are nfs, nfs-ganesha, cifs or zfs"
     echo " -h | --help: print this usage message and exit"
     echo ""
     echo "Usage example: manila_image_elements -s nfs"
 }
 
 valid_share_protocol(){
-    if [ "${MANILA_SHARE_PROTO}" != "nfs" ] && [ "${MANILA_SHARE_PROTO}" != "cifs" ] && [ "${MANILA_SHARE_PROTO}" != "zfs" ]; then
-        err "Protocol ${MANILA_SHARE_PROTO} not supported. Valid options are nfs, cifs or zfs."
+    if [ "${MANILA_SHARE_PROTO}" != "nfs" ] && [ "${MANILA_SHARE_PROTO}" != "nfs-ganesha" ] && 
+       [ "${MANILA_SHARE_PROTO}" != "cifs" ] && [ "${MANILA_SHARE_PROTO}" != "zfs" ]; then
+        err "Protocol ${MANILA_SHARE_PROTO} not supported. Valid options are nfs, nfs-ganesha, cifs or zfs."
         exit 1
     fi
 }
@@ -106,6 +108,8 @@ configure() {
         OPTIONAL_ELEMENTS="$OPTIONAL_ELEMENTS manila-nfs manila-cifs"
     elif [ "$MANILA_SHARE_PROTO" = "nfs" ]; then
         OPTIONAL_ELEMENTS="$OPTIONAL_ELEMENTS manila-nfs"
+    elif [ "$MANILA_SHARE_PROTO" = "nfs-ganesha" ]; then
+        OPTIONAL_ELEMENTS="$OPTIONAL_ELEMENTS manila-nfs-ganesha"
     elif [ "$MANILA_SHARE_PROTO" = "cifs" ]; then
         OPTIONAL_ELEMENTS="$OPTIONAL_ELEMENTS manila-cifs"
     elif [ "$MANILA_SHARE_PROTO" = "zfs" ]; then

elements/manila-ganesha-nfs/install.d/50-manila-ganesha-nfs

@@ -1,35 +0,0 @@
-#!/bin/bash
-
-if [ ${DIB_DEBUG_TRACE:-0} -gt 0 ]; then
-    set -x
-fi
-set -eu
-set -o pipefail
-
-SCRIPTDIR=$(dirname $0)
-
-# Install required packages
-install-packages git-core cmake build-essential libkrb5-dev bison flex
-
-# Build nfs-ganesha
-cd /usr/src
-# TODO(u_glide): Move branch to config option through "environment.d"
-git config --global http.sslVerify false
-git clone --depth 5 --recursive -b "V2.2-stable" \
-    https://github.com/nfs-ganesha/nfs-ganesha.git
-cd nfs-ganesha
-mkdir build && cd build
-cmake ../src && make
-
-# Install nfs-ganesha
-sudo make install
-
-# (aovchinnikov): This will be used later on when all peculiarities of
-# running ganesha inside a container are sorted out.
-#sudo cp ../src/scripts/ganeshactl/org.ganesha.nfsd.conf /etc/dbus-1/system.d/
-#install -D -g root -o root -m 0755 \
-#    ${SCRIPTDIR}/nfs-ganesha /etc/init.d/nfs-ganesha
-#sudo update-rc.d nfs-ganesha defaults
-
-# Remove sources
-cd /usr/src && rm -fR nfs-ganesha

elements/manila-ganesha-nfs/install.d/nfs-ganesha

@@ -1,71 +0,0 @@
-#!/bin/bash
-
-# nfs-ganesha init script for ubuntu
-
-
-# source function library
-. /lib/lsb/init-functions
-
-PATHPROG=/usr/bin/ganesha.nfsd
-
-LOGFILE=/var/log/ganesha.log
-CONFFILE=/etc/ganesha/ganesha.conf
-
-prog=ganesha.nfsd
-PID_FILE=${PID_FILE:=/var/run/${prog}.pid}
-LOCK_FILE=${LOCK_FILE:=/var/lock/subsys/${prog}}
-
-[ -f /etc/sysconfig/ganesha ] && . /etc/sysconfig/ganesha
-
-OPTIONS="-L $LOGFILE -f $CONFFILE -N NIV_EVENT"
-RETVAL=0
-
-
-start() {
-    log_daemon_msg "Starting $prog"
-
-    start-stop-daemon \
-        --start --oknodo --pidfile "$PID_FILE" --exec $PATHPROG -- $OPTIONS
-
-    status=$?
-    [ $status = 0 ]
-    log_end_msg $status
-    echo
-}
-
-stop() {
-    log_daemon_msg "Stopping $prog"
-    start-stop-daemon \
-        --stop --quiet --retry 5 --oknodo --pidfile $PID_FILE
-    status=$?
-    log_end_msg $status
-}
-
-case "$1" in
-    start)
-        start
-        ;;
-    stop)
-        stop
-        ;;
-    restart)
-        stop
-        sleep 3
-        start
-        ;;
-    status)
-        if pidof ganesha.nfsd >/dev/null
-        then
-            echo "ganesha.nfsd running"
-            exit 0
-        else
-            echo "ganesha.nfsd not running"
-            exit 3
-        fi
-        ;;
-    *)
-        echo $"Usage: $0 {start|stop|restart|reload|try-restart|status}"
-        RETVAL=1
-esac
-
-exit $RETVAL

elements/manila-ganesha-nfs/package-installs.yaml

@@ -1,9 +0,0 @@
-cmake:
-    phase: post-install.d
-    uninstall: True
-build-essential:
-    phase: post-install.d
-    uninstall: True
-git-core:
-    phase: post-install.d
-    uninstall: True

elements/manila-nfs-ganesha/install.d/50-manila-nfs-ganesha

@@ -0,0 +1,32 @@
+#!/bin/bash
+
+if [ ${DIB_DEBUG_TRACE:-0} -gt 0 ]; then
+    set -x
+fi
+set -eu
+set -o pipefail
+
+SCRIPTDIR=$(dirname $0)
+
+# Build nfs-ganesha
+cd /usr/src
+# TODO(u_glide): Move branch to config option through "environment.d"
+git config --global http.sslVerify false
+git clone --recursive -b next https://github.com/nfs-ganesha/nfs-ganesha
+cd nfs-ganesha
+mkdir build && cd build
+cmake -DUSE_DBUS=ON ../src
+make
+make install
+
+# Set up systemd unit files for Xenial
+cp ../src/scripts/systemd/*.service /lib/systemd/system/
+sed -i '/^ExecStart.*/c\ExecStart=\/usr\/lib\/systemd\/scripts\/nfs-ganesha-config.sh' /lib/systemd/system/nfs-ganesha-config.service
+cp ../src/scripts/nfs-ganesha-config.sh /usr/lib/systemd/scripts/
+chmod 755 /usr/lib/systemd/scripts/nfs-ganesha-config.sh
+mkdir -p /etc/sysconfig
+cp ../src/scripts/systemd/sysconfig/nfs-ganesha /etc/sysconfig/ganesha
+cp ../src/scripts/ganeshactl/org.ganesha.nfsd.conf /etc/dbus-1/system.d/
+
+# Remove sources
+cd /usr/src && rm -Rf nfs-ganesha

elements/manila-nfs-ganesha/package-installs.yaml

@@ -0,0 +1,17 @@
+bison:
+build-essential:
+cmake:
+dbus:
+flex:
+git-core:
+libcephfs-dev:
+libdbus-1-dev:
+libkrb5-dev:
+libtirpc1:
+libssl-dev:
+nfs-common:
+pkg-config:
+rpcbind:
+uuid-dev:
+libcap-dev:
+libblkid-dev: