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+#!/usr/bin/env bash

+#

+# Stops that which is started by ``stack.sh`` (mostly)

+# mysql and rabbit are left running as OpenStack code refreshes

+# do not require them to be restarted.

+#

+# Stop all processes by setting UNSTACK_ALL or specifying ``--all``

+# on the command line

+

+# Keep track of the current devstack directory.

+TOP_DIR=$(cd $(dirname "$0") && pwd)

+

+# Import common functions

+source $TOP_DIR/functions

+

+# Load local configuration

+source $TOP_DIR/stackrc

+

+# Determine what system we are running on.  This provides ``os_VENDOR``,

+# ``os_RELEASE``, ``os_UPDATE``, ``os_PACKAGE``, ``os_CODENAME``

+GetOSVersion

+

+if [[ "$1" == "--all" ]]; then

+    UNSTACK_ALL=${UNSTACK_ALL:-1}

+fi

+

+# Shut down devstack's screen to get the bulk of OpenStack services in one shot

+SESSION=$(screen -ls | grep "[0-9].stack" | awk '{ print $1 }')

+if [[ -n "$SESSION" ]]; then

+    screen -X -S $SESSION quit

+fi

+

+# Swift runs daemons

+if is_service_enabled swift; then

+    swift-init all stop

+fi

+

+# Apache has the WSGI processes

+if is_service_enabled horizon; then

+    stop_service apache2

+fi

+

+# Get the iSCSI volumes

+if is_service_enabled n-vol; then

+    TARGETS=$(sudo tgtadm --op show --mode target)

+    if [[ -n "$TARGETS" ]]; then

+        # FIXME(dtroyer): this could very well require more here to

+        #                 clean up left-over volumes

+        echo "iSCSI target cleanup needed:"

+        echo "$TARGETS"

+    fi

+    sudo stop tgt

+fi

+

+if [[ -n "$UNSTACK_ALL" ]]; then

+    # Stop MySQL server

+    if is_service_enabled mysql; then

+        stop_service mysql

+    fi

+fi