diff --git a/lib/ceilometer b/lib/ceilometer
index 8772867d35..c676521aa5 100644
--- a/lib/ceilometer
+++ b/lib/ceilometer
@@ -68,7 +68,7 @@ function configure_ceilometer() {
 
     iniset $CEILOMETER_CONF DEFAULT notification_topics 'notifications,glance_notifications'
     iniset $CEILOMETER_CONF DEFAULT verbose True
-    iniset $CEILOMETER_CONF DEFAULT sql_connection $BASE_SQL_CONN/nova?charset=utf8
+    iniset $CEILOMETER_CONF DEFAULT `database_connection_url nova`
 
     # Install the policy file for the API server
     cp $CEILOMETER_DIR/etc/ceilometer/policy.json $CEILOMETER_CONF_DIR
diff --git a/lib/cinder b/lib/cinder
index f487c8ec0f..0243cb1ff7 100644
--- a/lib/cinder
+++ b/lib/cinder
@@ -185,9 +185,7 @@ function configure_cinder() {
         iniset $CINDER_CONF DEFAULT volume_name_template ${VOLUME_NAME_PREFIX}%s
     fi
     iniset $CINDER_CONF DEFAULT iscsi_helper tgtadm
-    local dburl
-    database_connection_url dburl cinder
-    iniset $CINDER_CONF DEFAULT sql_connection $dburl
+    iniset $CINDER_CONF DEFAULT sql_connection `database_connection_url cinder`
     iniset $CINDER_CONF DEFAULT api_paste_config $CINDER_API_PASTE_INI
     iniset $CINDER_CONF DEFAULT rootwrap_config "$CINDER_CONF_DIR/rootwrap.conf"
     iniset $CINDER_CONF DEFAULT osapi_volume_extension cinder.api.contrib.standard_extensions
diff --git a/lib/databases/mysql b/lib/databases/mysql
index 94aedc6409..ec65c36396 100644
--- a/lib/databases/mysql
+++ b/lib/databases/mysql
@@ -115,9 +115,8 @@ EOF
 }
 
 function database_connection_url_mysql {
-    local output=$1
-    local db=$2
-    eval "$output=$BASE_SQL_CONN/$db?charset=utf8"
+    local db=$1
+    echo "$BASE_SQL_CONN/$db?charset=utf8"
 }
 
 # Restore xtrace
diff --git a/lib/databases/postgresql b/lib/databases/postgresql
index 2c37f49b71..7d4a6c57e1 100644
--- a/lib/databases/postgresql
+++ b/lib/databases/postgresql
@@ -70,9 +70,8 @@ EOF
 }
 
 function database_connection_url_postgresql {
-    local output=$1
-    local db=$2
-    eval "$output=$BASE_SQL_CONN/$db?client_encoding=utf8"
+    local db=$1
+    echo "$BASE_SQL_CONN/$db?client_encoding=utf8"
 }
 
 # Restore xtrace
diff --git a/lib/glance b/lib/glance
index 87c160e8dc..dd99658c1a 100644
--- a/lib/glance
+++ b/lib/glance
@@ -81,8 +81,7 @@ function configure_glance() {
     cp $GLANCE_DIR/etc/glance-registry.conf $GLANCE_REGISTRY_CONF
     iniset $GLANCE_REGISTRY_CONF DEFAULT debug True
     inicomment $GLANCE_REGISTRY_CONF DEFAULT log_file
-    local dburl
-    database_connection_url dburl glance
+    local dburl=`database_connection_url glance`
     iniset $GLANCE_REGISTRY_CONF DEFAULT sql_connection $dburl
     iniset $GLANCE_REGISTRY_CONF DEFAULT use_syslog $SYSLOG
     iniset $GLANCE_REGISTRY_CONF paste_deploy flavor keystone
diff --git a/lib/heat b/lib/heat
index 5b8b360ae7..56d6f396ff 100644
--- a/lib/heat
+++ b/lib/heat
@@ -117,9 +117,7 @@ function configure_heat() {
     iniset $HEAT_ENGINE_CONF DEFAULT heat_metadata_server_url http://$HEAT_API_CFN_HOST:$HEAT_API_CFN_PORT
     iniset $HEAT_ENGINE_CONF DEFAULT heat_waitcondition_server_url http://$HEAT_API_CFN_HOST:$HEAT_API_CFN_PORT/v1/waitcondition
     iniset $HEAT_ENGINE_CONF DEFAULT heat_watch_server_url http://$HEAT_API_CW_HOST:$HEAT_API_CW_PORT
-    local dburl
-    database_connection_url dburl heat
-    iniset $HEAT_ENGINE_CONF DEFAULT sql_connection $dburl
+    iniset $HEAT_ENGINE_CONF DEFAULT sql_connection `database_connection_url heat`
     iniset $HEAT_ENGINE_CONF DEFAULT auth_encryption_key `hexdump -n 16 -v -e '/1 "%02x"' /dev/random`
 
     iniset_rpc_backend heat $HEAT_ENGINE_CONF DEFAULT
diff --git a/lib/keystone b/lib/keystone
index 2e2471ae70..a04d9d5a35 100644
--- a/lib/keystone
+++ b/lib/keystone
@@ -91,8 +91,6 @@ function configure_keystone() {
     fi
 
     # Rewrite stock ``keystone.conf``
-    local dburl
-    database_connection_url dburl keystone
 
     if is_service_enabled ldap; then
         #Set all needed ldap values
@@ -123,7 +121,7 @@ function configure_keystone() {
 
     iniset $KEYSTONE_CONF DEFAULT admin_token "$SERVICE_TOKEN"
     iniset $KEYSTONE_CONF signing token_format "$KEYSTONE_TOKEN_FORMAT"
-    iniset $KEYSTONE_CONF sql connection $dburl
+    iniset $KEYSTONE_CONF sql connection `database_connection_url keystone`
     iniset $KEYSTONE_CONF ec2 driver "keystone.contrib.ec2.backends.sql.Ec2"
     sed -e "
         /^pipeline.*ec2_extension crud_/s|ec2_extension crud_extension|ec2_extension s3_extension crud_extension|;
diff --git a/lib/nova b/lib/nova
index 849ec5730d..0e8d1aa8af 100644
--- a/lib/nova
+++ b/lib/nova
@@ -377,12 +377,9 @@ function create_nova_conf() {
     iniset $NOVA_CONF DEFAULT s3_port "$S3_SERVICE_PORT"
     iniset $NOVA_CONF DEFAULT osapi_compute_extension "nova.api.openstack.compute.contrib.standard_extensions"
     iniset $NOVA_CONF DEFAULT my_ip "$HOST_IP"
-    local dburl
-    database_connection_url dburl nova
-    iniset $NOVA_CONF DEFAULT sql_connection "$dburl"
+    iniset $NOVA_CONF DEFAULT sql_connection `database_connection_url nova`
     if is_baremetal; then
-        database_connection_url dburl nova_bm
-        iniset $NOVA_CONF baremetal sql_connection $dburl
+        iniset $NOVA_CONF baremetal sql_connection `database_connection_url nova_bm`
     fi
     iniset $NOVA_CONF DEFAULT libvirt_type "$LIBVIRT_TYPE"
     iniset $NOVA_CONF DEFAULT libvirt_cpu_mode "none"
diff --git a/lib/quantum b/lib/quantum
index 3466162fea..57bcc933ce 100644
--- a/lib/quantum
+++ b/lib/quantum
@@ -405,9 +405,7 @@ function _configure_quantum_common() {
     Q_PLUGIN_CONF_FILE=$Q_PLUGIN_CONF_PATH/$Q_PLUGIN_CONF_FILENAME
     cp $QUANTUM_DIR/$Q_PLUGIN_CONF_FILE /$Q_PLUGIN_CONF_FILE
 
-    database_connection_url dburl $Q_DB_NAME
-    iniset /$Q_PLUGIN_CONF_FILE DATABASE sql_connection $dburl
-    unset dburl
+    iniset /$Q_PLUGIN_CONF_FILE DATABASE sql_connection `database_connection_url $Q_DB_NAME`
 
     _quantum_setup_rootwrap
 }