From cc6af3fc94ea56b0f081eabcb65404b0fa3716fe Mon Sep 17 00:00:00 2001
From: Huan Xie <huan.xie@citrix.com>
Date: Wed, 23 Dec 2015 02:17:01 +0000
Subject: [PATCH] XenAPI: add support to use local.conf

XenServer install with devstack doesn't support local.conf, this fix
is to add support for using local.conf and backward-compatibility of
localrc

Change-Id: Ie494e01f8f1ecb8720e14392ef3f12d5a5a01dcd
Closes-Bug: #1528520
---
 inc/meta-config              | 19 +++++++++++++++++++
 stack.sh                     | 14 +-------------
 tools/xen/install_os_domU.sh | 11 ++++-------
 3 files changed, 24 insertions(+), 20 deletions(-)

diff --git a/inc/meta-config b/inc/meta-config
index b6fe437802..6eb7a00f69 100644
--- a/inc/meta-config
+++ b/inc/meta-config
@@ -195,6 +195,25 @@ function merge_config_group {
     done
 }
 
+function extract_localrc_section {
+    local configfile=$1    # top_dir/local.conf
+    local localrcfile=$2   # top_dir/localrc
+    local localautofile=$3 # top_dir/.localrc.auto
+
+    if [[ -r $configfile ]]; then
+        LRC=$(get_meta_section_files $configfile local)
+        for lfile in $LRC; do
+            if [[ "$lfile" == "localrc" ]]; then
+                if [[ -r $localrcfile ]]; then
+                    echo "localrc and local.conf:[[local]] both exist, using localrc"
+                else
+                    echo "# Generated file, do not edit" >$localautofile
+                    get_meta_section $configfile local $lfile >>$localautofile
+                fi
+            fi
+        done
+    fi
+}
 
 # Restore xtrace
 $_XTRACE_INC_META
diff --git a/stack.sh b/stack.sh
index 09ab4747f1..df893da57a 100755
--- a/stack.sh
+++ b/stack.sh
@@ -149,19 +149,7 @@ GetDistro
 
 # Phase: local
 rm -f $TOP_DIR/.localrc.auto
-if [[ -r $TOP_DIR/local.conf ]]; then
-    LRC=$(get_meta_section_files $TOP_DIR/local.conf local)
-    for lfile in $LRC; do
-        if [[ "$lfile" == "localrc" ]]; then
-            if [[ -r $TOP_DIR/localrc ]]; then
-                warn $LINENO "localrc and local.conf:[[local]] both exist, using localrc"
-            else
-                echo "# Generated file, do not edit" >$TOP_DIR/.localrc.auto
-                get_meta_section $TOP_DIR/local.conf local $lfile >>$TOP_DIR/.localrc.auto
-            fi
-        fi
-    done
-fi
+extract_localrc_section $TOP_DIR/local.conf $TOP_DIR/localrc $TOP_DIR/.localrc.auto
 
 # ``stack.sh`` is customizable by setting environment variables.  Override a
 # default setting via export::
diff --git a/tools/xen/install_os_domU.sh b/tools/xen/install_os_domU.sh
index e24d9ed0b9..46ff0b6fda 100755
--- a/tools/xen/install_os_domU.sh
+++ b/tools/xen/install_os_domU.sh
@@ -12,13 +12,6 @@ set -o xtrace
 
 export LC_ALL=C
 
-# Abort if localrc is not set
-if [ ! -e ../../localrc ]; then
-    echo "You must have a localrc with ALL necessary passwords defined before proceeding."
-    echo "See the xen README for required passwords."
-    exit 1
-fi
-
 # This directory
 THIS_DIR=$(cd $(dirname "$0") && pwd)
 
@@ -31,6 +24,10 @@ THIS_DIR=$(cd $(dirname "$0") && pwd)
 #
 # Get Settings
 #
+TOP_DIR=$(cd $THIS_DIR/../../ && pwd)
+source $TOP_DIR/inc/meta-config
+rm -f $TOP_DIR/.localrc.auto
+extract_localrc_section $TOP_DIR/local.conf $TOP_DIR/localrc $TOP_DIR/.localrc.auto
 
 # Source params - override xenrc params in your localrc to suit your taste
 source $THIS_DIR/xenrc