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File 0563-40network-collapse-arping-and-dhcp-calls-into-wicked.patch of Package dracut (Revision d4228381c4d260b0d2af2c3d26e30b66)

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From abb2c4123658ec5e9f7b21d92c80e1af7e879180 Mon Sep 17 00:00:00 2001
From: Daniel Molkentin <dmolkentin@suse.com>
Date: Fri, 16 Feb 2018 11:51:18 +0100
Subject: [PATCH] 40network: collapse arping and dhcp calls into wicked binary

References: bsc#1078245
---
 modules.d/40network/dhclient-script.sh |  6 ++----
 modules.d/40network/ifup.sh            | 25 ++++++++++++++++---------
 modules.d/40network/module-setup.sh    |  8 +++-----
 modules.d/40network/net-lib.sh         | 14 +++++++++-----
 4 files changed, 30 insertions(+), 23 deletions(-)

diff --git a/modules.d/40network/dhclient-script.sh b/modules.d/40network/dhclient-script.sh
index f8a558c7..fb9f5858 100755
--- a/modules.d/40network/dhclient-script.sh
+++ b/modules.d/40network/dhclient-script.sh
@@ -113,11 +113,9 @@ case $reason in
         if [ -f /sys/class/net/$netif/device/layer2 ]; then
             read layer2 < /sys/class/net/$netif/device/layer2
         fi
-        if ! which arping > /dev/null 2>&1 ; then
-            layer2=0
-        fi
         if [ "$layer2" != "0" ]; then
-            if ! arping -f -q -D -c 2 -I $netif $new_ip_address ; then
+            wicked arp verify $netif $new_ip_address 2>/dev/null
+            if [ $? -eq 4 ]; then
                 warn "Duplicate address detected for $new_ip_address while doing dhcp. retrying"
                 exit 1
             fi
diff --git a/modules.d/40network/ifup.sh b/modules.d/40network/ifup.sh
index 9775084e..a51b6a30 100755
--- a/modules.d/40network/ifup.sh
+++ b/modules.d/40network/ifup.sh
@@ -214,9 +214,9 @@ do_dhcp() {
         else
             ipv6_mode="managed"
         fi
-        dhclient="wickedd-dhcp6 --test --test-mode $ipv6_mode"
+        dhclient="wicked test dhcp6"
     else
-        dhclient="wickedd-dhcp4 --test"
+        dhclient="wicked test dhcp4"
     fi
 
     if ! linkup $netif; then
@@ -229,9 +229,8 @@ do_dhcp() {
         [ -n "$mtu" ] && ip $1 link set mtu $mtu dev $netif
     fi
 
-    $dhclient --test-format leaseinfo --test-output /tmp/leaseinfo.${netif}.dhcp.ipv${1:1:1} --test-request - $netif << EOF
-<request type="lease"/>
-EOF
+    echo '<request type="lease"/>' > /tmp/request.${netif}.dhcp.ipv${1:1:1}
+    $dhclient --format leaseinfo --output /tmp/leaseinfo.${netif}.dhcp.ipv${1:1:1} --request /tmp/request.${netif}.dhcp.ipv${1:1:1} $netif
     dhcp_apply $1 || return $?
 
     if [ "$1" = "-6" ] ; then
@@ -329,10 +328,18 @@ if strglobin $ip '*:*:*'; then
         wait_for_ipv6_dad $netif
         [ "$gw" = "::" ] && gw=""
     else
-        if which arping > /dev/null 2>&1 -a ! arping -f -q -D -c 2 -I $netif $ip; then
-            warn "Duplicate address detected for $ip for interface $netif."
-            return 1
-        fi
+        wicked arp verify --quiet $netif $ip 2>/dev/null
+        case "$?" in
+            1)
+                info "$netif does not support ARP, cannot attempt to resolve $dest."
+                ;;
+            4)
+                warn "Duplicate address detected for $ip for interface $netif."
+                return 1
+                ;;
+            *)
+                ;;
+        esac
         # Assume /24 prefix for IPv4
         [ -z "$prefix" ] && prefix=24
         ip addr add $ip/$prefix ${srv:+peer $srv} brd + dev $netif
diff --git a/modules.d/40network/module-setup.sh b/modules.d/40network/module-setup.sh
index 2dd3630c..023400ac 100755
--- a/modules.d/40network/module-setup.sh
+++ b/modules.d/40network/module-setup.sh
@@ -1,13 +1,12 @@
 #!/bin/bash
 
-WICKEDD_DHCP_PATH="/usr/lib/wicked/bin"
 WICKED_EXT_PATH="/etc/wicked/extensions"
 
 # called by dracut
 check() {
     local _program
 
-    require_binaries ip $WICKEDD_DHCP_PATH/wickedd-dhcp4 $WICKEDD_DHCP_PATH/wickedd-dhcp6 || return 1
+    require_binaries ip wicked || return 1
 
     return 255
 }
@@ -34,11 +33,10 @@ installkernel() {
 install() {
     local _arch _i _dir
     inst_multiple ip hostname sed
-    inst_multiple -o arping ping ping6
+    inst_multiple ping ping6
     inst_multiple -o teamd teamdctl teamnl
+    inst_multiple wicked
     inst_simple /etc/libnl/classid
-    inst_simple "$WICKEDD_DHCP_PATH/wickedd-dhcp4" "/usr/sbin/wickedd-dhcp4"
-    inst_simple "$WICKEDD_DHCP_PATH/wickedd-dhcp6" "/usr/sbin/wickedd-dhcp6"
     inst_libdir_file "libwicked*.so.*"
     inst_libdir_file "libdbus-1.so.*"
     inst_script "$moddir/ifup.sh" "/sbin/ifup"
diff --git a/modules.d/40network/net-lib.sh b/modules.d/40network/net-lib.sh
index c8ab84d0..b491f8e1 100755
--- a/modules.d/40network/net-lib.sh
+++ b/modules.d/40network/net-lib.sh
@@ -199,12 +199,16 @@ setup_net() {
         read layer2 < /sys/class/net/$netif/device/layer2
     fi
 
-    if ! which arping > /dev/null 2>&1 ; then
-        layer2=0
-    fi
-
     if [ "$layer2" != "0" ] && [ -n "$dest" ] && ! strstr "$dest" ":"; then
-        arping -q -f -w 60 -I $netif $dest || info "Resolving $dest via ARP on $netif failed"
+        wicked arp ping --interval 3000 --replies 1 --timeout 60000 --quiet $netif $dest 2>/dev/null
+        case "$?" in
+            0)
+                # Everything is ok
+                ;;
+            *)
+                info "Resolving $dest via ARP on $netif failed"
+                ;;
+        esac
     fi
     unset layer2
 
-- 
2.13.6

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File 0563-40network-collapse-arping-and-dhcp-calls-into-wicked.patch of Package dracut (Revision d4228381c4d260b0d2af2c3d26e30b66)

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