Additional Cinder backend: solidfire

Change-Id: I465a77e9862a00885bdccc560404ffcbb26547f8
diff --git a/lib/cinder_backends/solidfire b/lib/cinder_backends/solidfire
new file mode 100644
index 0000000..95ffce1
--- /dev/null
+++ b/lib/cinder_backends/solidfire
@@ -0,0 +1,47 @@
+# lib/cinder_backends/solidfire
+# Configure the solidfire driver
+
+# Enable with:
+#
+#   CINDER_ENABLED_BACKENDS+=,solidfire:<volume-type-name>
+
+# Dependencies:
+#
+# - ``functions`` file
+# - ``cinder`` configurations
+
+# CINDER_CONF
+
+# configure_cinder_driver - make configuration changes, including those to other services
+
+# Save trace setting
+MY_XTRACE=$(set +o | grep xtrace)
+set +o xtrace
+
+
+# Entry Points
+# ------------
+
+# configure_cinder_backend_solidfire - Set config files, create data dirs, etc
+function configure_cinder_backend_solidfire {
+    # To use SolidFire, set the following in local.conf:
+    # CINDER_ENABLED_BACKENDS+=,solidfire:<volume-type-name>
+    # SAN_IP=<mvip>
+    # SAN_LOGIN=<cluster-admin-account>
+    # SAN_PASSWORD=<cluster-admin-password>
+
+    local be_name=$1
+    iniset $CINDER_CONF $be_name volume_backend_name $be_name
+    iniset $CINDER_CONF $be_name volume_driver "cinder.volume.drivers.solidfire.SolidFireDriver"
+    iniset $CINDER_CONF $be_name san_ip $SAN_IP
+    iniset $CINDER_CONF $be_name san_login $SAN_LOGIN
+    iniset $CINDER_CONF $be_name san_password $SAN_PASSWORD
+}
+
+
+# Restore xtrace
+$MY_XTRACE
+
+# Local variables:
+# mode: shell-script
+# End: