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Lines 75-86
IF_CONFIG=$(dialog --backtitle 'FreeBSD Installer' --title 'Network Configuratio
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| 75 |
if [ $? -eq $DIALOG_CANCEL ]; then exit 1; fi |
75 |
if [ $? -eq $DIALOG_CANCEL ]; then exit 1; fi |
| 76 |
exec 3>&- |
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exec 3>&- |
| 77 |
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77 |
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| 78 |
echo $INTERFACE $IF_CONFIG | |
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read IP_ADDRESS NETMASK ROUTER <<EOF |
| 79 |
awk -v prefix="$IFCONFIG_PREFIX" '{ |
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$IF_CONFIG |
| 80 |
printf("ifconfig_%s=\"%s\inet %s netmask %s\"\n", $1, prefix, $2, $3); |
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EOF |
| 81 |
printf("defaultrouter=\"%s\"\n", $4); |
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| 82 |
}' >> $BSDINSTALL_TMPETC/._rc.conf.net |
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inside_subnet() { |
| 83 |
retval=$? |
83 |
local ip1="$1" |
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84 |
local ip2="$2" |
| 85 |
local mask="$3" |
| 86 |
local ip1_int=$(echo "$ip1" | awk -F. '{if ($1 ~ /^0x/) {print $1 + 0} else {x = 0; for (i = 1; i <= 4; i++) {x += $i * 256^(4-i)} print(x)} }') |
| 87 |
local ip2_int=$(echo "$ip2" | awk -F. '{if ($1 ~ /^0x/) {print $1 + 0} else {x = 0; for (i = 1; i <= 4; i++) {x += $i * 256^(4-i)} print(x)} }') |
| 88 |
local mask_int=$(echo "$mask" | awk -F. '{if ($1 ~ /^0x/) {print $1 + 0} else {x = 0; for (i = 1; i <= 4; i++) {x += $i * 256^(4-i)} print(x)} }') |
| 89 |
local mask_bin=$(awk -v x="$mask_int" 'BEGIN {while (x >= 1) {out = sprintf("%d", x%2) out; x/=2} print(out)}') |
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| 91 |
awk -v mask=$mask_bin -v ip1=$ip1_int -v ip2=$ip2_int 'BEGIN {match(mask, /1+/); mask_len = RLENGTH; local_len = 32 - mask_len; ip1 = ip1 / (2^local_len); ip2 = ip2 / (2^local_len); if (sprintf("%d", ip1) != sprintf("%d", ip2)) {exit 1}}' |
| 92 |
} |
| 93 |
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| 94 |
# Check if router is in our subnet. If not, we need to add a route to the router |
| 95 |
if ! inside_subnet $ROUTER $IP_ADDRESS $NETMASK |
| 96 |
then |
| 97 |
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| 98 |
# $1 = Interface |
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# $2 = IP Address |
| 100 |
# $3 = Subnet Mask |
| 101 |
# $4 = Default Router |
| 102 |
echo $INTERFACE $IF_CONFIG | |
| 103 |
awk -v prefix="$IFCONFIG_PREFIX" '{ |
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printf("ifconfig_%s=\"%s\inet %s netmask %s\"\n", $1, prefix, $2, $3); |
| 105 |
printf("gateway_if=\"%s\"\n", $1); |
| 106 |
printf("gateway_ip=\"%s\"\n", $4); |
| 107 |
printf("static_routes=\"gateway\"\n"); |
| 108 |
printf("route_gateway=\"-host $gateway_ip -interface $gateway_if\"\n"); |
| 109 |
printf("defaultrouter=\"%s\"\n", $4); |
| 110 |
}' >> $BSDINSTALL_TMPETC/._rc.conf.net |
| 111 |
retval=$? |
| 112 |
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| 113 |
else |
| 114 |
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| 115 |
echo $INTERFACE $IF_CONFIG | |
| 116 |
awk -v prefix="$IFCONFIG_PREFIX" '{ |
| 117 |
printf("ifconfig_%s=\"%s\inet %s netmask %s\"\n", $1, prefix, $2, $3); |
| 118 |
printf("defaultrouter=\"%s\"\n", $4); |
| 119 |
}' >> $BSDINSTALL_TMPETC/._rc.conf.net |
| 120 |
retval=$? |
| 121 |
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| 122 |
fi |
| 84 |
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| 85 |
if [ "$BSDINSTALL_CONFIGCURRENT" ]; then |
124 |
if [ "$BSDINSTALL_CONFIGCURRENT" ]; then |
| 86 |
. $BSDINSTALL_TMPETC/._rc.conf.net |
125 |
. $BSDINSTALL_TMPETC/._rc.conf.net |
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Lines 91-96
if [ "$BSDINSTALL_CONFIGCURRENT" ]; then
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| 91 |
fi |
130 |
fi |
| 92 |
if [ "$defaultrouter" ]; then |
131 |
if [ "$defaultrouter" ]; then |
| 93 |
route delete -inet default |
132 |
route delete -inet default |
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133 |
# add route to router (just in case it's outside our subnet) |
| 134 |
route add -host $defaultrouter -interface $INTERFACE |
| 94 |
route add -inet default $defaultrouter |
135 |
route add -inet default $defaultrouter |
| 95 |
retval=$? |
136 |
retval=$? |
| 96 |
fi |
137 |
fi |