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-rw-r--r--meta/recipes-connectivity/dhcp/dhcp/replace-ifconfig-route.patch176
1 files changed, 176 insertions, 0 deletions
diff --git a/meta/recipes-connectivity/dhcp/dhcp/replace-ifconfig-route.patch b/meta/recipes-connectivity/dhcp/dhcp/replace-ifconfig-route.patch
new file mode 100644
index 0000000..61dd6a7
--- /dev/null
+++ b/meta/recipes-connectivity/dhcp/dhcp/replace-ifconfig-route.patch
@@ -0,0 +1,176 @@
1Found this patch here:
2https://lists.isc.org/pipermail/dhcp-users/2011-January/012910.html
3
4and made some adjustments/updates to make it work with this version.
5Wasn't able to find that why this patch was not accepted by ISC DHCP developers.
6
7Upstream-Status: Pending
8
9Signed-off-by: Muhammad Shakeel <muhammad_shakeel@mentor.com>
10
11--- dhcp-4.2.5-P1/client/scripts/linux.orig 2013-09-04 12:22:55.000000000 +0500
12+++ dhcp-4.2.5-P1/client/scripts/linux 2013-09-04 12:52:19.068761518 +0500
13@@ -103,17 +103,11 @@
14 if [ x$old_broadcast_address != x ]; then
15 old_broadcast_arg="broadcast $old_broadcast_address"
16 fi
17-if [ x$new_subnet_mask != x ]; then
18- new_subnet_arg="netmask $new_subnet_mask"
19-fi
20-if [ x$old_subnet_mask != x ]; then
21- old_subnet_arg="netmask $old_subnet_mask"
22-fi
23-if [ x$alias_subnet_mask != x ]; then
24- alias_subnet_arg="netmask $alias_subnet_mask"
25+if [ -n "$new_subnet_mask" ]; then
26+ new_mask="/$new_subnet_mask"
27 fi
28-if [ x$new_interface_mtu != x ]; then
29- mtu_arg="mtu $new_interface_mtu"
30+if [ -n "$alias_subnet_mask" ]; then
31+ alias_mask="/$alias_subnet_mask"
32 fi
33 if [ x$IF_METRIC != x ]; then
34 metric_arg="metric $IF_METRIC"
35@@ -127,9 +121,9 @@
36 if [ x$reason = xPREINIT ]; then
37 if [ x$alias_ip_address != x ]; then
38 # Bring down alias interface. Its routes will disappear too.
39- ifconfig $interface:0- inet 0
40+ ${ip} -4 addr flush dev ${interface} label ${interface}:0
41 fi
42- ifconfig $interface 0 up
43+ ${ip} link set dev ${interface} up
44
45 # We need to give the kernel some time to get the interface up.
46 sleep 1
47@@ -156,25 +150,30 @@
48 if [ x$old_ip_address != x ] && [ x$alias_ip_address != x ] && \
49 [ x$alias_ip_address != x$old_ip_address ]; then
50 # Possible new alias. Remove old alias.
51- ifconfig $interface:0- inet 0
52+ ${ip} -4 addr flush dev ${interface} label ${interface}:0
53 fi
54 if [ x$old_ip_address != x ] && [ x$old_ip_address != x$new_ip_address ]; then
55 # IP address changed. Bringing down the interface will delete all routes,
56 # and clear the ARP cache.
57- ifconfig $interface inet 0 down
58+ ${ip} -4 addr flush dev ${interface} label ${interface}
59
60 fi
61 if [ x$old_ip_address = x ] || [ x$old_ip_address != x$new_ip_address ] || \
62 [ x$reason = xBOUND ] || [ x$reason = xREBOOT ]; then
63
64- ifconfig $interface inet $new_ip_address $new_subnet_arg \
65- $new_broadcast_arg $mtu_arg
66+ ${ip} -4 addr add ${new_ip_address}${new_mask} ${new_broadcast_arg} \
67+ dev ${interface} label ${interface}
68+ if [ -n "$new_interface_mtu" ]; then
69+ # set MTU
70+ ${ip} link set dev ${interface} mtu ${new_interface_mtu}
71+ fi
72 # Add a network route to the computed network address.
73 for router in $new_routers; do
74 if [ "x$new_subnet_mask" = "x255.255.255.255" ] ; then
75- route add -host $router dev $interface
76+ ${ip} -4 route add ${router} dev $interface >/dev/null 2>&1
77 fi
78- route add default gw $router $metric_arg dev $interface
79+ ${ip} -4 route add default via ${router} dev ${interface} \
80+ ${metric_arg} >/dev/null 2>&1
81 done
82 else
83 # we haven't changed the address, have we changed other options
84@@ -182,21 +181,23 @@
85 if [ x$new_routers != x ] && [ x$new_routers != x$old_routers ] ; then
86 # if we've changed routers delete the old and add the new.
87 for router in $old_routers; do
88- route del default gw $router
89+ ${ip} -4 route delete default via ${router}
90 done
91 for router in $new_routers; do
92 if [ "x$new_subnet_mask" = "x255.255.255.255" ] ; then
93- route add -host $router dev $interface
94- fi
95- route add default gw $router $metric_arg dev $interface
96+ ${ip} -4 route add ${router} dev $interface >/dev/null 2>&1
97+ fi
98+ ${ip} -4 route add default via ${router} dev ${interface} \
99+ ${metric_arg} >/dev/null 2>&1
100 done
101 fi
102 fi
103 if [ x$new_ip_address != x$alias_ip_address ] && [ x$alias_ip_address != x ];
104 then
105- ifconfig $interface:0- inet 0
106- ifconfig $interface:0 inet $alias_ip_address $alias_subnet_arg
107- route add -host $alias_ip_address $interface:0
108+ ${ip} -4 addr flush dev ${interface} label ${interface}:0
109+ ${ip} -4 addr add ${alias_ip_address}${alias_mask} \
110+ dev ${interface} label ${interface}:0
111+ ${ip} -4 route add ${alias_ip_address} dev ${interface} >/dev/null 2>&1
112 fi
113 make_resolv_conf
114 exit_with_hooks 0
115@@ -206,42 +207,49 @@
116 || [ x$reason = xSTOP ]; then
117 if [ x$alias_ip_address != x ]; then
118 # Turn off alias interface.
119- ifconfig $interface:0- inet 0
120+ ${ip} -4 addr flush dev ${interface} label ${interface}:0
121 fi
122 if [ x$old_ip_address != x ]; then
123 # Shut down interface, which will delete routes and clear arp cache.
124- ifconfig $interface inet 0 down
125+ ${ip} -4 addr flush dev ${interface} label ${interface}
126 fi
127 if [ x$alias_ip_address != x ]; then
128- ifconfig $interface:0 inet $alias_ip_address $alias_subnet_arg
129- route add -host $alias_ip_address $interface:0
130+ ${ip} -4 addr add ${alias_ip_address}${alias_network_arg} \
131+ dev ${interface} label ${interface}:0
132+ ${ip} -4 route add ${alias_ip_address} dev ${interface} >/dev/null 2>&1
133 fi
134 exit_with_hooks 0
135 fi
136
137 if [ x$reason = xTIMEOUT ]; then
138 if [ x$alias_ip_address != x ]; then
139- ifconfig $interface:0- inet 0
140+ ${ip} -4 addr flush dev ${interface} label ${interface}:0
141+ fi
142+ ${ip} -4 addr add ${new_ip_address}${new_mask} ${new_broadcast_arg} \
143+ dev ${interface} label ${interface}
144+ if [ -n "$new_interface_mtu" ]; then
145+ # set MTU
146+ ip link set dev ${interface} mtu ${new_interface_mtu}
147 fi
148- ifconfig $interface inet $new_ip_address $new_subnet_arg \
149- $new_broadcast_arg $mtu_arg
150 set $new_routers
151 if ping -q -c 1 $1; then
152 if [ x$new_ip_address != x$alias_ip_address ] && \
153 [ x$alias_ip_address != x ]; then
154- ifconfig $interface:0 inet $alias_ip_address $alias_subnet_arg
155- route add -host $alias_ip_address dev $interface:0
156+ ${ip} -4 addr add ${alias_ip_address}${alias_mask} \
157+ dev ${interface} label ${interface}:0
158+ ${ip} -4 route add ${alias_ip_address} dev ${interface} >/dev/null 2>&1
159 fi
160 for router in $new_routers; do
161 if [ "x$new_subnet_mask" = "x255.255.255.255" ] ; then
162- route add -host $router dev $interface
163+ ${ip} -4 route add ${router} dev $interface >/dev/null 2>&1
164 fi
165- route add default gw $router $metric_arg dev $interface
166+ ${ip} -4 route add default via ${router} dev ${interface} \
167+ ${metric_arg} >/dev/null 2>&1
168 done
169 make_resolv_conf
170 exit_with_hooks 0
171 fi
172- ifconfig $interface inet 0 down
173+ ${ip} -4 addr flush dev ${interface}
174 exit_with_hooks 1
175 fi
176