[PATCH] nodewatcher: Fix leftover use of batman-adv DEBUGFS

[Adrian Schmutzler]

In d9ec8edb15941 ("batman-adv: Move from DEBUGFS to batctl") we
switched from deprecated DEBUGFS to batctl.

This patch fixes a reference to iface_status which has been
overlooked.

Signed-off-by: Adrian Schmutzler <freifunk at adrianschmutzler.de>
---
 src/packages/fff/fff-nodewatcher/Makefile                | 2 +-
 .../fff/fff-nodewatcher/files/usr/sbin/nodewatcher       | 9 ++++-----
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/src/packages/fff/fff-nodewatcher/Makefile b/src/packages/fff/fff-nodewatcher/Makefile
index a5551e04..be5f267a 100644
--- a/src/packages/fff/fff-nodewatcher/Makefile
+++ b/src/packages/fff/fff-nodewatcher/Makefile
@@ -1,7 +1,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=fff-nodewatcher
-PKG_RELEASE:=53
+PKG_RELEASE:=54
 
 PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)
 
diff --git a/src/packages/fff/fff-nodewatcher/files/usr/sbin/nodewatcher b/src/packages/fff/fff-nodewatcher/files/usr/sbin/nodewatcher
index 90509ba1..09f6843d 100755
--- a/src/packages/fff/fff-nodewatcher/files/usr/sbin/nodewatcher
+++ b/src/packages/fff/fff-nodewatcher/files/usr/sbin/nodewatcher
@@ -12,7 +12,7 @@ if ! lock -n "$lockfile"; then
 fi
 trap "lock -u \"$lockfile\"" INT TERM EXIT
 
-SCRIPT_VERSION="53"
+SCRIPT_VERSION="54"
 
 #Get the configuration from the uci configuration file
 #If it does not exists, then get it from a normal bash file with variables.
@@ -219,10 +219,9 @@ crawl() {
     err "$(date): Collecting information from batman advanced and its interfaces"
     #B.A.T.M.A.N. advanced
     if [ -f /sys/module/batman_adv/version ]; then
-        for iface in $(grep active /sys/class/net/*/batman_adv/iface_status); do
-            status=${iface#*:}
-            iface=${iface%/batman_adv/iface_status:active}
-            iface=${iface#/sys/class/net/}
+        for iface in $(batctl if | sed 's/ //'); do
+            status=${iface##*:}
+            iface=${iface%%:*}
             BATMAN_ADV_INTERFACES=$BATMAN_ADV_INTERFACES"<$iface><name>$iface</name><status>$status</status></$iface>"
         done
 
-- 
2.20.1