Add devstack plugin

This adds the actual devstack plugin, with a signal to devstack that the
plugin is in use, and devstack should not run the ironic code in the
devstack tree.

Note that this is not yet configured to run in the gate.

Change-Id: I147ea059f75720132dd82ff9e7cd3bfdff7fa584

devstack/lib/ironic

@@ -34,6 +34,7 @@ GITDIR["python-ironicclient"]=$DEST/python-ironicclient
 GITDIR["ironic-lib"]=$DEST/ironic-lib
 
 IRONIC_DIR=$DEST/ironic
+IRONIC_DEVSTACK_DIR=$IRONIC_DIR/devstack
 IRONIC_PYTHON_AGENT_DIR=$DEST/ironic-python-agent
 IRONIC_DATA_DIR=$DATA_DIR/ironic
 IRONIC_STATE_PATH=/var/lib/ironic
@@ -60,8 +61,8 @@ IRONIC_IPMIINFO_FILE=${IRONIC_IPMIINFO_FILE:-$IRONIC_DATA_DIR/hardware_info}
 
 # Set up defaults for functional / integration testing
 IRONIC_NODE_UUID=${IRONIC_NODE_UUID:-`uuidgen`}
-IRONIC_SCRIPTS_DIR=${IRONIC_SCRIPTS_DIR:-$TOP_DIR/tools/ironic/scripts}
-IRONIC_TEMPLATES_DIR=${IRONIC_TEMPLATES_DIR:-$TOP_DIR/tools/ironic/templates}
+IRONIC_SCRIPTS_DIR=${IRONIC_SCRIPTS_DIR:-$IRONIC_DEVSTACK_DIR/tools/ironic/scripts}
+IRONIC_TEMPLATES_DIR=${IRONIC_TEMPLATES_DIR:-$IRONIC_DEVSTACK_DIR/tools/ironic/templates}
 IRONIC_BAREMETAL_BASIC_OPS=$(trueorfalse False IRONIC_BAREMETAL_BASIC_OPS)
 IRONIC_ENABLED_DRIVERS=${IRONIC_ENABLED_DRIVERS:-fake,pxe_ssh,pxe_ipmitool}
 IRONIC_SSH_USERNAME=${IRONIC_SSH_USERNAME:-`whoami`}
@@ -177,7 +178,7 @@ function is_deployed_with_ipa_ramdisk {
     return 1
 }
 
-# install_ironic() - Collect source and prepare
+# install_ironic() - Install the things!
 function install_ironic {
     # make sure all needed service were enabled
     local req_services="key"
@@ -195,7 +196,6 @@ function install_ironic {
         setup_dev_lib "ironic-lib"
     fi
 
-    git_clone $IRONIC_REPO $IRONIC_DIR $IRONIC_BRANCH
     setup_develop $IRONIC_DIR
 
     if [[ "$IRONIC_IPXE_ENABLED" == "True" ]] ; then

devstack/override-defaults

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+# NOTE(jroll) this is used for the transition to a devstack plugin in
+# the ironic tree, and can be removed when the transition is complete.
+IRONIC_USING_PLUGIN=True

devstack/plugin.sh

@@ -0,0 +1,44 @@
+#!/bin/bash
+# plugin.sh - devstack plugin for ironic
+
+echo_summary "ironic's plugin.sh was called..."
+source $DEST/ironic/devstack/lib/ironic
+
+if is_service_enabled ir-api ir-cond; then
+    if [[ "$1" == "stack" && "$2" == "install" ]]; then
+        echo_summary "Installing Ironic"
+        install_ironic
+        install_ironicclient
+        cleanup_ironic
+    elif [[ "$1" == "stack" && "$2" == "post-config" ]]; then
+        echo_summary "Configuring Ironic"
+        configure_ironic
+
+        if is_service_enabled key; then
+            create_ironic_accounts
+        fi
+
+    elif [[ "$1" == "stack" && "$2" == "extra" ]]; then
+        # Initialize ironic
+        init_ironic
+
+        # Start the ironic API and ironic taskmgr components
+        echo_summary "Starting Ironic"
+        start_ironic
+
+        if [[ "$IRONIC_BAREMETAL_BASIC_OPS" = "True" ]]; then
+            prepare_baremetal_basic_ops
+        fi
+    fi
+
+    if [[ "$1" == "unstack" ]]; then
+        stop_ironic
+        if [[ "$IRONIC_BAREMETAL_BASIC_OPS" = "True" ]]; then
+            cleanup_baremetal_basic_ops
+        fi
+    fi
+
+    if [[ "$1" == "clean" ]]; then
+        cleanup_ironic
+    fi
+fi

devstack/settings

@@ -0,0 +1 @@
+enable_service ironic ir-api ir-cond