From 7a47c004b907ed5469b78d559cae6d151e4d626b Mon Sep 17 00:00:00 2001
From: Jiffin Tony Thottan <jthottan@redhat.com>
Date: Thu, 23 Feb 2017 16:21:52 +0530
Subject: [PATCH 065/124] ganesha/scripts : remove dependency over export
 configuration file for unexport

Currently unexport is performed by reading export id from volume configuration
file. So unexport has dependency over that file. This patch will unexport with
help of dbus command ShowExport. And it will only unexport the share which is
added via cli.

Label: DOWNSTREAM ONLY

Change-Id: I6f3c9b2bb48f0328b18e9cc0e4b9356174afd596
Signed-off-by: Jiffin Tony Thottan <jthottan@redhat.com>
Reviewed-on: https://review.gluster.org/16771
Smoke: Gluster Build System <jenkins@build.gluster.org>
NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org>
CentOS-regression: Gluster Build System <jenkins@build.gluster.org>
Reviewed-by: Kaleb KEITHLEY <kkeithle@redhat.com>
Reviewed-by: Raghavendra Talur <rtalur@redhat.com>
Signed-off-by: Jiffin Tony Thottan <jthottan@redhat.com>
Reviewed-on: https://code.engineering.redhat.com/gerrit/167150
Reviewed-by: Soumya Koduri <skoduri@redhat.com>
Tested-by: RHGS Build Bot <nigelb@redhat.com>
Reviewed-by: Sunil Kumar Heggodu Gopala Acharya <sheggodu@redhat.com>
---
 extras/ganesha/scripts/dbus-send.sh | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/extras/ganesha/scripts/dbus-send.sh b/extras/ganesha/scripts/dbus-send.sh
index ec8d948..9d613a0 100755
--- a/extras/ganesha/scripts/dbus-send.sh
+++ b/extras/ganesha/scripts/dbus-send.sh
@@ -41,8 +41,18 @@ string:"EXPORT(Path=/$VOL)"
 #This function removes an export dynamically(uses the export_id of the export)
 function dynamic_export_remove()
 {
-        removed_id=`cat $GANESHA_DIR/exports/export.$VOL.conf |\
-grep Export_Id | awk -F"[=,;]" '{print$2}'| tr -d '[[:space:]]'`
+        # Below bash fetch all the export from ShowExport command and search
+        # export entry based on path and then get its export entry.
+        # There are two possiblities for path, either entire volume will be
+        # exported or subdir. It handles both cases. But it remove only first
+        # entry from the list based on assumption that entry exported via cli
+        # has lowest export id value
+	removed_id=$(dbus-send --type=method_call --print-reply --system \
+                    --dest=org.ganesha.nfsd /org/ganesha/nfsd/ExportMgr \
+                    org.ganesha.nfsd.exportmgr.ShowExports | grep -B 1 -we \
+                    "/"$VOL -e "/"$VOL"/" | grep uint16 | awk '{print $2}' \
+		    | head -1)
+
         dbus-send --print-reply --system \
 --dest=org.ganesha.nfsd /org/ganesha/nfsd/ExportMgr \
 org.ganesha.nfsd.exportmgr.RemoveExport uint16:$removed_id
-- 
1.8.3.1