source: MondoRescue/branches/3.2/mindi/rootfs/usr/sbin/start-netfs@ 3445

Last change on this file since 3445 was 3445, checked in by Bruno Cornec, 9 years ago
  • If cloning use the frst NIC in case of need of start-netfs
  • Property svn:executable set to *
File size: 6.2 KB
Line 
1#!/bin/sh
2#
3# $Id$
4#
5# This script sets up the network + Network FS environment if needed.
6#
7
8
9# number of ping
10ipcount=3
11
12# Get info from config file
13ipdev=`grep netfs-dev /tmp/mondorestore.cfg 2> /dev/null | cut -d' ' -f2-`
14# MAC address in uppercases
15hwaddr=`grep netfs-client-hwaddr /tmp/mondorestore.cfg 2> /dev/null | cut -d' ' -f2- | tr '[a-z]' '[A-Z]'`
16ipaddress=`grep netfs-client-ipaddr /tmp/mondorestore.cfg 2> /dev/null | cut -d' ' -f2-`
17ipnetmask=`grep netfs-client-netmask /tmp/mondorestore.cfg 2> /dev/null | cut -d' ' -f2-`
18ipbroadcast=`grep netfs-client-broadcast /tmp/mondorestore.cfg 2> /dev/null | cut -d' ' -f2-`
19ipgateway=`grep netfs-client-defgw /tmp/mondorestore.cfg 2> /dev/null | cut -d' ' -f2-`
20proto=`grep netfs-proto /tmp/mondorestore.cfg 2> /dev/null | cut -d' ' -f2-`
21iproute=`grep netfs-route /tmp/mondorestore.cfg 2> /dev/null | cut -d' ' -f2-`
22ipconf=""
23ipmode="STATIC"
24pre=""
25post=""
26export netfsmount=`grep netfs-server-mount /tmp/mondorestore.cfg 2> /dev/null | cut -d' ' -f2-`
27export imgname=`grep iso-prefix /tmp/mondorestore.cfg 2> /dev/null | cut -d' ' -f2-`
28if [ "$imgname" = "" ]; then
29 export imgname="mondorescue"
30fi
31export dirimg=`grep iso-dir /tmp/mondorestore.cfg 2> /dev/null | cut -d' ' -f2-`
32if [ "$dirimg" = "" ]; then
33 export dirimg="/"
34fi
35
36# info from cmdline are predominent
37for i in `cat /proc/cmdline` ; do
38 echo $i | grep -qi ping= && ipcount=`echo $i | cut -d= -f2`
39 echo $i | grep -qi hwaddr= && hwaddr=`echo $i | cut -d= -f2 | tr '[a-z]' '[A-Z]'`
40 echo $i | grep -qi ipconf= && ipconf=`echo $i | cut -d= -f2`
41 echo $i | grep -qi netfsmount= && export netfsmount=`echo $i | cut -d= -f2`
42 echo $i | grep -qi netfsopt= && export netfsopt=`echo $i | cut -d= -f2`
43 echo $i | grep -qi prefix= && export imgname=`echo $i | cut -d= -f2`
44 echo $i | grep -qi netfspath= && export dirimg=`echo $i | cut -d= -f2`
45 echo $i | grep -qi pre= && pre=`echo $i | cut -d= -f2`
46 echo $i | grep -qi post= && post=`echo $i | cut -d= -f2`
47 echo $i | grep -qi proto= && proto=`echo $i | cut -d= -f2`
48 echo $i | grep -qi iproute= && iproute=`echo $i | cut -d= -f2`
49 echo $i | grep -qi ipmode= && ipmode=`echo $i | cut -d= -f2`
50done
51
52if [ "$ipdev" != "" ] || [ "$ipconf" != "" ]; then
53 # Network configuration stored during archive
54 # or on cmdline so network wanted => starting it
55 LogIt "INFO: Starting Network..."
56
57 # Activate loobback
58 ifconfig lo 127.0.0.1
59
60 # ipconf has priority
61 if [ "$ipconf" != "" ]; then
62 echo "$ipconf" | grep -q "dhcp"
63 if [ $? -eq 0 ]; then
64 ipdev=`echo $ipconf | cut -d: -f1`
65 ipmode="DHCP"
66 else
67 ipdev=`echo $ipconf | cut -d: -f1`
68 ipaddress=`echo $ipconf | cut -d: -f2`
69 ipnetmask=`echo $ipconf | cut -d: -f3`
70 ipbroadcast=`echo $ipconf | cut -d: -f4`
71 ipgateway=`echo $ipconf | cut -d: -f5`
72 fi
73 else
74 # Now relying on ipdev which isn't empty
75 # ipmode is either STATIC by default or DHCP if a parameter was passed
76 # If same system, map to the right MAC address
77
78 # Look at our previous device
79 hwaddr_found=`ifconfig $ipdev 2> /dev/null | grep HWaddr | awk '{print $NF}' | tr '[a-z]' '[A-Z]'`
80 if [ "$hwaddr_found" != "" ]; then
81 # That device always exists
82 if [ "$hwaddr" = "$hwaddr_found" ]; then
83 # No renaming took place use it
84 LogIt "INFO: Using device $ipdev (Mac Addr: $hwaddr_found)"
85 fi
86 else
87 # maybe there was a change of NIC numbering e.g.
88 # and the one used at backup doesn't exist anymore
89 # ipdev is not good anymore probably
90 oldipdev=$ipdev
91
92 for hwdev in `ifconfig -a | grep HWaddr | awk '{print $1}'` ; do
93 mac=`ifconfig $hwdev | grep HWaddr | awk '{print $NF}' | tr '[a-z]' '[A-Z]'`
94 if [ "$hwaddr" = "$mac" ]; then
95 # This is the new device for the MAC address of our card at backup time
96 LogIt "INFO: Interface with MAC address $hwaddr changed from $ipdev to $hwdev"
97 LogIt "INFO: Using $hwdev for network configuration from now on"
98 ipdev=$hwdev
99 break
100 fi
101 done
102
103 if [ "$oldipdev" = "$ipdev" ]; then
104 # We didn't find a new device for this MAC and it doesn't exist
105 # Take the first interface and hope it's good
106 ipdev=`ifconfig -a | grep HWaddr | awk '{print $1}' | head -1`
107 LogIt "WARN: Using $ipdev as no device matches the MAC address $hwaddr"
108 fi
109 fi
110 fi
111
112 if [ "$ipmode" = "DHCP" ]; then
113 LogIt "INFO: Making DHCP request on $ipdev"
114 udhcpc -i $ipdev
115 else
116 LogIt "INFO: Configuring $ipdev statically ($ipaddress/$ipnetmask/$ipgateway)"
117 ifconfig $ipdev $ipaddress netmask $ipnetmask broadcast $ipbroadcast
118 route add default gw $ipgateway
119 fi
120 # Leave time to the stack to wake up (reported by some users)
121 sleep 5
122
123 # Handle a potential static route
124 if [ _"$iproute" != _"" ]; then
125 iproute=`echo $iproute | sed -i 's/:/ /g'`
126 LogIt "INFO: Adding static route with route add $iproute"
127 route add $iproute
128 fi
129
130 # ping server helps waking interface up
131 LogIt "INFO: Pinging Remote server..."
132 netfs_server_ipaddr=`echo $netfsmount | cut -d: -f1 | cut -d@ -f2`
133 ping -c $ipcount $netfs_server_ipaddr
134
135 # Which is our protocol for file sharing
136 if [ "$proto" = "" ]; then
137 LogIt "WARN: No protocol specified, defaulting to NFS"
138 proto="nfs"
139 fi
140
141 if [ "$proto" = "sshfs" ]; then
142 LogIt "INFO: Mounting SSHFS share ($netfsmount) on /tmp/isodir..."
143 # We need a correct console for ssh
144 ln -sf /dev/console /dev/tty
145 sshfs -o ro,StrictHostKeyChecking=no $netfsopt $netfsmount /tmp/isodir
146 elif [ "$proto" = "smbfs" ]; then
147 LogIt "INFO: Mounting SMBFS share ($netfsmount) on /tmp/isodir..."
148 mount -t cifs $netfsmount /tmp/isodir -o ro $netfsopt
149 elif [ "$proto" != "" ]; then
150 if [ -x /sbin/rpcbind ]; then
151 echo "Starting rpcbind daemon..."
152 /sbin/rpcbind -w &
153 fi
154 LogIt "INFO: Mounting Network share ($netfsmount) on /tmp/isodir..."
155 touch /etc/mtab
156 mount -t $proto -o nolock,ro $netfsopt $netfsmount /tmp/isodir
157 else
158 LogIt "ERROR: Unknown protocol $proto"
159 fi
160
161 LogIt "INFO: Mounting Remote image ${imgname}-1.iso in $dirimg on /mnt/cdrom in loopback"
162 mount -o ro,loop -t iso9660 /tmp/isodir/$dirimg/${imgname}-1.iso /mnt/cdrom
163
164 # Save the scripts on the Network share locally
165 if [ "`echo $pre | grep -E '^/tmp/isodir'`" ]; then
166 cp $pre /tmp
167 LogIt "INFO: Copying $pre under /tmp"
168 fi
169 if [ "`echo $post | grep -E '^/tmp/isodir'`" ]; then
170 cp $post /tmp
171 LogIt "INFO: Copying $post under /tmp"
172 fi
173fi
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