@@ -354,6 +354,18 @@ function is_ubuntu {

 }

+# Determine if current distribution is a Fedora-based distribution

+# (Fedora, RHEL, CentOS).

+# is_fedora

+function is_fedora {

+    if [[ -z "$os_VENDOR" ]]; then

+        GetOSVersion

+    fi

+

+    [ "$os_VENDOR" = "Fedora" ] || [ "$os_VENDOR" = "Red Hat" ] || [ "$os_VENDOR" = "CentOS" ]

+}

+

+

 # Determine if current distribution is a SUSE-based distribution

 # (openSUSE, SLE).

 # is_suse

@@ -366,6 +378,23 @@ function is_suse {

 }

+# Exit after outputting a message about the distribution not being supported.

+# exit_distro_not_supported [optional-string-telling-what-is-missing]

+function exit_distro_not_supported {

+    if [[ -z "$DISTRO" ]]; then

+        GetDistro

+    fi

+

+    if [ $# -gt 0 ]; then

+        echo "Support for $DISTRO is incomplete: no support for $@"

+    else

+        echo "Support for $DISTRO is incomplete."

+    fi

+

+    exit 1

+}

+

+

 # git clone only if directory doesn't exist already.  Since ``DEST`` might not

 # be owned by the installation user, we create the directory and change the

 # ownership to the proper user.

@@ -598,12 +627,12 @@ function install_package() {

         NO_UPDATE_REPOS=True

         apt_get install "$@"

+    elif is_fedora; then

+        yum_install "$@"

+    elif is_suse; then

+        zypper_install "$@"

     else

-        if is_suse; then

-            zypper_install "$@"

-        else

-            yum_install "$@"

-        fi

+        exit_distro_not_supported "installing packages"

     fi

 }

@@ -622,9 +651,11 @@ function is_package_installed() {

     if [[ "$os_PACKAGE" = "deb" ]]; then

         dpkg -l "$@" > /dev/null

         return $?

-    else

+    elif [[ "$os_PACKAGE" = "rpm" ]]; then

         rpm --quiet -q "$@"

         return $?

+    else

+        exit_distro_not_supported "finding if a package is installed"

     fi

 }

@@ -1032,20 +1063,20 @@ function add_user_to_group() {

 function get_rootwrap_location() {

     local module=$1

-    if is_ubuntu || is_suse; then

-        echo "/usr/local/bin/$module-rootwrap"

-    else

+    if is_fedora; then

         echo "/usr/bin/$module-rootwrap"

+    else

+        echo "/usr/local/bin/$module-rootwrap"

     fi

 }

 # Get the path to the pip command.

 # get_pip_command

 function get_pip_command() {

-    if is_ubuntu || is_suse; then

-        echo "/usr/bin/pip"

-    else

+    if is_fedora; then

         echo "/usr/bin/pip-python"

+    else

+        echo "/usr/bin/pip"

     fi

 }

@@ -195,8 +195,8 @@ function init_cinder() {

         mkdir -p $CINDER_STATE_PATH/volumes

         if sudo vgs $VOLUME_GROUP; then

-            if [[ "$os_PACKAGE" = "rpm" ]]; then

-                # RPM doesn't start the service

+            if is_fedora || is_suse; then

+                # service is not started by default

                 start_service tgtd

             fi

@@ -245,9 +245,15 @@ function start_cinder() {

             # do it in two steps

             sudo stop tgt || true

             sudo start tgt

-        else

+        elif is_fedora; then

             # bypass redirection to systemctl during restart

             sudo /sbin/service --skip-redirect tgtd restart

+        elif is_suse; then

+            restart_service tgtd

+        else

+            # note for other distros: unstack.sh also uses the tgt/tgtd service

+            # name, and would need to be adjusted too

+            exit_distro_not_supported "restarting tgt"

         fi

     fi

@@ -23,22 +23,28 @@ function configure_database_mysql {

     if is_ubuntu; then

         MY_CONF=/etc/mysql/my.cnf

         MYSQL=mysql

-    else

+    elif is_fedora; then

+        MY_CONF=/etc/my.cnf

+        MYSQL=mysqld

+    elif is_suse; then

         MY_CONF=/etc/my.cnf

-        if is_suse; then

-            MYSQL=mysql

-        else

-            MYSQL=mysqld

-        fi

+        MYSQL=mysql

+    else

+        exit_distro_not_supported "mysql configuration"

     fi

     # Start mysql-server

-    if [[ "$os_PACKAGE" = "rpm" ]]; then

-        # RPM doesn't start the service

+    if is_fedora || is_suse; then

+        # service is not started by default

         start_service $MYSQL

-        # Set the root password - only works the first time

+    fi

+

+    # Set the root password - only works the first time. For Ubuntu, we already

+    # did that with debconf before installing the package.

+    if ! is_ubuntu; then

         sudo mysqladmin -u root password $DATABASE_PASSWORD || true

     fi

+

     # Update the DB to give user ‘$DATABASE_USER’@’%’ full control of the all databases:

     sudo mysql -uroot -p$DATABASE_PASSWORD -h127.0.0.1 -e "GRANT ALL PRIVILEGES ON *.* TO '$DATABASE_USER'@'%' identified by '$DATABASE_PASSWORD';"

@@ -84,10 +90,12 @@ EOF

         chmod 0600 $HOME/.my.cnf

     fi

     # Install mysql-server

-    if is_suse; then

+    if is_ubuntu || is_fedora; then

+        install_package mysql-server

+    elif is_suse; then

         install_package mysql-community-server

     else

-        install_package mysql-server

+        exit_distro_not_supported "mysql installation"

     fi

 }

@@ -20,7 +20,7 @@ function recreate_database_postgresql {

 function configure_database_postgresql {

     echo_summary "Configuring and starting PostgreSQL"

-    if [[ "$os_PACKAGE" = "rpm" ]]; then

+    if is_fedora || is_suse; then

         PG_HBA=/var/lib/pgsql/data/pg_hba.conf

         PG_CONF=/var/lib/pgsql/data/postgresql.conf

         sudo [ -e $PG_HBA ] || sudo postgresql-setup initdb

@@ -53,10 +53,12 @@ EOF

     else

         sed -i "s/:root:\w\+/:root:$DATABASE_PASSWORD/" $PGPASS

     fi

-    if [[ "$os_PACKAGE" = "rpm" ]]; then

+    if is_ubuntu; then

+        install_package postgresql

+    elif is_fedora || is_suse; then

         install_package postgresql-server

     else

-        install_package postgresql

+        exit_distro_not_supported "postgresql installation"

     fi

 }

@@ -81,19 +81,18 @@ function init_horizon() {

         sudo a2ensite horizon

         # WSGI doesn't enable by default, enable it

         sudo a2enmod wsgi

+    elif is_fedora; then

+        APACHE_NAME=httpd

+        APACHE_CONF=conf.d/horizon.conf

+        sudo sed '/^Listen/s/^.*$/Listen 0.0.0.0:80/' -i /etc/httpd/conf/httpd.conf

+    elif is_suse; then

+        APACHE_NAME=apache2

+        APACHE_CONF=vhosts.d/horizon.conf

+        # Append wsgi to the list of modules to load

+        grep -q "^APACHE_MODULES=.*wsgi" /etc/sysconfig/apache2 ||

+            sudo sed '/^APACHE_MODULES=/s/^\(.*\)"$/\1 wsgi"/' -i /etc/sysconfig/apache2

     else

-        # Install httpd, which is NOPRIME'd

-        if is_suse; then

-            APACHE_NAME=apache2

-            APACHE_CONF=vhosts.d/horizon.conf

-            # Append wsgi to the list of modules to load

-            grep -q "^APACHE_MODULES=.*wsgi" /etc/sysconfig/apache2 ||

-                sudo sed '/^APACHE_MODULES=/s/^\(.*\)"$/\1 wsgi"/' -i /etc/sysconfig/apache2

-        else

-            APACHE_NAME=httpd

-            APACHE_CONF=conf.d/horizon.conf

-            sudo sed '/^Listen/s/^.*$/Listen 0.0.0.0:80/' -i /etc/httpd/conf/httpd.conf

-        fi

+        exit_distro_not_supported "apache configuration"

     fi

     # Configure apache to run horizon

@@ -113,11 +112,13 @@ function install_horizon() {

     if is_ubuntu; then

         # Install apache2, which is NOPRIME'd

         install_package apache2 libapache2-mod-wsgi

+    elif is_fedora; then

+        sudo rm -f /etc/httpd/conf.d/000-*

+        install_package httpd mod_wsgi

     elif is_suse; then

         install_package apache2 apache2-mod_wsgi

     else

-        sudo rm -f /etc/httpd/conf.d/000-*

-        install_package httpd mod_wsgi

+        exit_distro_not_supported "apache installation"

     fi

     # NOTE(sdague) quantal changed the name of the node binary

@@ -394,11 +394,13 @@ function install_novaclient() {

 function install_nova() {

     if is_service_enabled n-cpu; then

         if is_ubuntu; then

-            LIBVIRT_PKG_NAME=libvirt-bin

+            install_package libvirt-bin

+        elif is_fedora || is_suse; then

+            install_package libvirt

         else

-            LIBVIRT_PKG_NAME=libvirt

+            exit_distro_not_supported "libvirt installation"

         fi

-        install_package $LIBVIRT_PKG_NAME

+

         # Install and configure **LXC** if specified.  LXC is another approach to

         # splitting a system into many smaller parts.  LXC uses cgroups and chroot

         # to simulate multiple systems.

@@ -678,17 +678,21 @@ set -o xtrace

 echo_summary "Installing package prerequisites"

 if is_ubuntu; then

     install_package $(get_packages $FILES/apts)

+elif is_fedora; then

+    install_package $(get_packages $FILES/rpms)

 elif is_suse; then

     install_package $(get_packages $FILES/rpms-suse)

 else

-    install_package $(get_packages $FILES/rpms)

+    exit_distro_not_supported "list of packages"

 fi

 if [[ $SYSLOG != "False" ]]; then

-    if is_suse; then

+    if is_ubuntu || is_fedora; then

+        install_package rsyslog-relp

+    elif is_suse; then

         install_package rsyslog-module-relp

     else

-        install_package rsyslog-relp

+        exit_distro_not_supported "rsyslog-relp installation"

     fi

 fi

@@ -700,20 +704,22 @@ if is_service_enabled rabbit; then

     cat "$tfile"

     rm -f "$tfile"

 elif is_service_enabled qpid; then

-    if [[ "$os_PACKAGE" = "rpm" ]]; then

+    if is_fedora; then

         install_package qpid-cpp-server-daemon

-    else

+    elif is_ubuntu; then

         install_package qpidd

+    else

+        exit_distro_not_supported "qpid installation"

     fi

 elif is_service_enabled zeromq; then

-    if [[ "$os_PACKAGE" = "rpm" ]]; then

-        if is_suse; then

-            install_package libzmq1 python-pyzmq

-        else

-            install_package zeromq python-zmq

-        fi

-    else

+    if is_fedora; then

+        install_package zeromq python-zmq

+    elif is_ubuntu; then

         install_package libzmq1 python-zmq

+    elif is_suse; then

+        install_package libzmq1 python-pyzmq

+    else

+        exit_distro_not_supported "zeromq installation"

     fi

 fi

@@ -909,8 +915,8 @@ fi

 if is_service_enabled rabbit; then

     # Start rabbitmq-server

     echo_summary "Starting RabbitMQ"

-    if [[ "$os_PACKAGE" = "rpm" ]]; then

-        # RPM doesn't start the service

+    if is_fedora || is_suse; then

+        # service is not started by default

         restart_service rabbitmq-server

     fi

     # change the rabbit password since the default is "guest"

@@ -260,9 +260,11 @@ fi

 if [[ "$os_PACKAGE" = "deb" ]]; then

     is_package_installed dpkg

     VAL=$?

-else

+elif [[ "$os_PACKAGE" = "rpm" ]]; then

     is_package_installed rpm

     VAL=$?

+else

+    VAL=1

 fi

 if [[ "$VAL" -eq 0 ]]; then

     echo "OK"

@@ -273,9 +275,11 @@ fi

 if [[ "$os_PACKAGE" = "deb" ]]; then

     is_package_installed dpkg bash

     VAL=$?

-else

+elif [[ "$os_PACKAGE" = "rpm" ]]; then

     is_package_installed rpm bash

     VAL=$?

+else

+    VAL=1

 fi

 if [[ "$VAL" -eq 0 ]]; then

     echo "OK"

@@ -90,15 +90,19 @@ done

 if is_ubuntu; then

     PKG_DIR=$FILES/apts

-else

+elif is_fedora; then

     PKG_DIR=$FILES/rpms

+else

+    exit_distro_not_supported "list of packages"

 fi

 for p in $(get_packages $PKG_DIR); do

     if [[ "$os_PACKAGE" = "deb" ]]; then

         ver=$(dpkg -s $p 2>/dev/null | grep '^Version: ' | cut -d' ' -f2)

-    else

+    elif [[ "$os_PACKAGE" = "rpm" ]]; then

         ver=$(rpm -q --queryformat "%{VERSION}-%{RELEASE}\n" $p)

+    else

+        exit_distro_not_supported "finding version of a package"

     fi

     echo "pkg|${p}|${ver}"

 done