From ddda5f6f818831b1fa37337be0ac9c0f619df1ca Mon Sep 17 00:00:00 2001
From: Lukas Nykryn <lnykryn@redhat.com>
Date: Wed, 4 Dec 2013 15:27:18 +0100
Subject: use iw instead of iwconfig and friends (#915343)

---
 sysconfig/network-scripts/ifup-wireless | 100 +++++++-------------------------
 1 file changed, 21 insertions(+), 79 deletions(-)

(limited to 'sysconfig')

diff --git a/sysconfig/network-scripts/ifup-wireless b/sysconfig/network-scripts/ifup-wireless
index 580725fa..3b248cca 100755
--- a/sysconfig/network-scripts/ifup-wireless
+++ b/sysconfig/network-scripts/ifup-wireless
@@ -17,93 +17,35 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 #
-# Configure wireless network device options.  See iwconfig(8) for more info.
+# Configure wireless network device options.  See iw(8) for more info.
 # Valid variables:
 #    MODE: Ad-Hoc, Managed, etc.
 #    ESSID: Name of the wireless network
-#    NWID: Name of this machine on the network.  Hostname is default
 #    FREQ: Frequency to operate on.  See CHANNEL
-#    CHANNEL: Numbered frequency to operate on.  See FREQ
-#    SENS: Sensitivity threshold for packet rejection.
-#    RATE: Transfer rate.  Usually one of Auto, 11, 5, 2, or 1.
 #    KEY: Encryption key for WEP.
-#    RTS: Explicit RTS handshake.  Usually not specified (auto)
-#    FRAG: Fragmentation threshold to split packets.  Usually not specified.
-#    SPYIPS: List of IP addresses to "spy" on for link performance stats.
-#    IWCONFIG: Extra parameters to pass directly to IWCONFIG
-#    SECURITYMODE: Security mode, e.g: 'open' or 'restricted'
-#    IWPRIV: Extra parameters to pass directly to IWPRIV
 
 # Only meant to be called from ifup.
 
-# Mode need to be first : some settings apply only in a specific mode !
-if [ -n "$MODE" ] ; then
-    iwconfig $DEVICE mode $MODE
-fi
+IW=iw
 
-# Set link up (some cards require this.)
-/sbin/ip link set dev ${DEVICE} up
+[ "$DEVICE" -a "$MODE" ] || exit
+[ "$KEY" ] && KEYS="key d:0:$KEY"
 
-# This is a bit hackish, but should do the job right...
-if [ -n "$ESSID" -o -n "$MODE" ] ; then
-    NICKNAME=$(/bin/hostname)
-    iwconfig $DEVICE nick "$NICKNAME" >/dev/null 2>&1
-fi
-# Regular stuff...
-if [ -n "$NWID" ] ; then
-    iwconfig $DEVICE nwid $NWID
-fi
-if [ -n "$FREQ" -a "$MODE" != "Managed" ] ; then
-    iwconfig $DEVICE freq $FREQ
-elif [ -n "$CHANNEL" -a "$MODE" != "Managed" ] ; then
-    iwconfig $DEVICE channel $CHANNEL
-fi
-if [ -n "$SENS" ] ; then
-    iwconfig $DEVICE sens $SENS
-fi
-if [ -n "$RATE" ] ; then
-    iwconfig $DEVICE rate "$RATE"
-fi
-if [ -n "$KEY" -o -n "$KEY1" -o -n "$KEY2" -o -n "$KEY3" -o -n "$KEY4" ] ; then
-    [ -n "$KEY1" ] && iwconfig $DEVICE key "[1]" $KEY1
-    [ -n "$KEY2" ] && iwconfig $DEVICE key "[2]" $KEY2
-    [ -n "$KEY3" ] && iwconfig $DEVICE key "[3]" $KEY3
-    [ -n "$KEY4" ] && iwconfig $DEVICE key "[4]" $KEY4
-    [ -n "$DEFAULTKEY" ] && iwconfig $DEVICE key "[${DEFAULTKEY}]"
-    [ -n "$KEY" ] && iwconfig $DEVICE key $KEY
-else
-    iwconfig $DEVICE key off
-fi
-if [ -n "$SECURITYMODE" ]; then
-    iwconfig $DEVICE enc $SECURITYMODE
-fi
-if [ -n "$RTS" ] ; then
-    iwconfig $DEVICE rts $RTS
-fi
-if [ -n "$FRAG" ] ; then
-    iwconfig $DEVICE frag $FRAG
-fi
+shopt -s nocasematch
 
-# More specific parameters passed directly to IWCONFIG
-if [ -n "$IWCONFIG" ] ; then
-    iwconfig $DEVICE $IWCONFIG
-fi
-
-if [ -n "$SPYIPS" ] ; then
-    for IP in $SPYIPS; do
-	iwspy $DEVICE + $IP
-    done
-fi
-if [ -n "$IWPRIV" ] ; then
-    iwpriv $DEVICE $IWPRIV
-fi
-
-# ESSID need to be last : most device re-perform the scanning/discovery
-# when this is set, and things like encryption keys are better be
-# defined if we want to discover the right set of APs/nodes.
-if [ -n "$ESSID" ] ; then
-    iwconfig $DEVICE essid "$ESSID"
-else
-    # use any essid
-    iwconfig $DEVICE essid any >/dev/null 2>&1
-fi
+case "$MODE" in
+managed)
+    [ "$ESSID" ] || exit
+    $IW dev "$DEVICE" set type managed
+    $IW dev "$DEVICE" connect -w "$ESSID" $FREQ $KEYS
+    ;;
+ad-hoc)
+    [ "$ESSID" && "$FREQ" ] || exit
+    $IW dev "$DEVICE" set type ibss
+    $IW dev "$DEVICE" ibss join "$ESSID" "$FREQ" $KEYS
+    ;;
+monitor)
+    [ "$FREQ" ] || exit
+    $IW dev "$DEVICE" set type monitor
+    $IW dev "$DEVICE" set freq "$FREQ"
+esac
-- 
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