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authorJo-Philipp Wich <jow@openwrt.org>2015-11-24 21:16:38 +0000
committerJo-Philipp Wich <jow@openwrt.org>2015-11-24 21:16:38 +0000
commit2d5dbf9b4741e8b338af2ae5ca0f08b2aba5f3e6 (patch)
treea7e448211e3480e7aa16747bafeda9c9cfd437ce
parentd6b5ce48dd95f05842df892cf4afe68d117ac34a (diff)
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base-files: config_generate: support autogenerating vlans
Add support for generating vlans solely from the port layout description given through ucidef_add_switch_ports(). Signed-off-by: Jo-Philipp Wich <jow@openwrt.org> SVN-Revision: 47639
-rwxr-xr-xpackage/base-files/files/bin/config_generate120
1 files changed, 117 insertions, 3 deletions
diff --git a/package/base-files/files/bin/config_generate b/package/base-files/files/bin/config_generate
index 0c8df16840..40d70475a4 100755
--- a/package/base-files/files/bin/config_generate
+++ b/package/base-files/files/bin/config_generate
@@ -31,7 +31,7 @@ generate_network() {
json_select ..
[ -n "$ifname" ] || return
- [ "$create_vlan" -eq 1 ] && case $1 in
+ [ "${create_vlan:-0}" -eq 1 ] && case $1 in
lan) vlan=1;;
wan) vlan=2;;
*)
@@ -94,6 +94,116 @@ set network.@switch_vlan[-1].ports='$ports ${cpu_port}t'
EOF
}
+calculate_switch_vlans() {
+ local switch=$1
+ local ports port
+ local prev_role
+ local num device role index
+ local n_cpu=0 cpu0 cpu1 cpu2 cpu3
+ local dev0 dev1 dev2 dev3 role0 role1 role2 role3
+ local n_vlan=0 vlan_off=-1
+ local vlan_ports cpu_port
+
+ json_get_keys ports ports
+
+ json_select ports
+
+ # gather all cpu ports and count vlans
+ for port in $ports; do
+ json_select "$port"
+ json_get_vars num device role
+
+ if [ -n "$num" ] && [ -n "$device" ]; then
+ export "cpu$n_cpu=$num"
+ export "dev$n_cpu=$device"
+ n_cpu=$((n_cpu + 1))
+ elif [ -n "$num" ] && [ -n "$role" ] && [ "$role" != "$prev_role" ]; then
+ export "role$n_vlan=$role"
+ n_vlan=$((n_vlan + 1))
+ prev_role="$role"
+ fi
+
+ json_select ..
+ done
+
+ unset prev_role
+
+ # autogenerate vlans
+ for port in $ports ""; do
+ json_select "$port"
+
+ if [ -n "$port" ]; then
+ json_get_vars num device role
+ else
+ num="-"; role="-"
+ fi
+
+ if [ -n "$num" ] && [ -n "$role" ]; then
+ if [ "$role" != "$prev_role" ]; then
+ if [ -n "$vlan_ports" ]; then
+ let cpu_port="cpu$((vlan_off % n_cpu))"
+ [ $n_vlan -gt $n_cpu ] && cpu_port="${cpu_port}t"
+
+ uci -q batch <<-EOF
+ add network switch_vlan
+ set network.@switch_vlan[-1].device='$switch'
+ set network.@switch_vlan[-1].vlan='$((vlan_off + 1))'
+ set network.@switch_vlan[-1].ports='$vlan_ports $cpu_port'
+ EOF
+ fi
+
+ vlan_off=$((vlan_off + 1))
+ vlan_ports="$num"
+ prev_role="$role"
+ else
+ vlan_ports="$vlan_ports $num"
+ fi
+
+ fi
+
+ json_select ..
+ done
+
+ json_select ..
+
+ # autogenerate interfaces
+ vlan_off=0; while [ $vlan_off -lt $n_vlan ]; do
+ eval role="\$role$((vlan_off))"
+ eval device="\$dev$((vlan_off++ % n_cpu))"
+ [ $n_vlan -gt $n_cpu ] && device="$device.$vlan_off"
+
+ uci -q batch <<-EOF
+ delete network.$role
+ set network.$role='interface'
+ set network.$role.ifname='$device'
+ EOF
+
+ case $role in
+ lan) uci -q batch <<-EOF
+ set network.lan.type='bridge'
+ set network.lan.proto='static'
+ set network.lan.ipaddr='192.168.1.1'
+ set network.lan.netmask='255.255.255.0'
+ set network.lan.ip6assign='60'
+ EOF
+ ;;
+ wan) uci -q batch <<-EOF
+ set network.wan.proto='dhcp'
+ delete network.wan6
+ set network.wan6='interface'
+ set network.wan6.ifname='$device'
+ set network.wan6.proto='dhcpv6'
+ EOF
+ ;;
+ *) uci -q batch <<-EOF
+ set network.$role.force_link='1'
+ set network.$role.proto='none'
+ EOF
+ ;;
+ esac
+ done
+}
+
generate_switch() {
local key=$1
local vlans
@@ -109,10 +219,14 @@ set network.@switch[-1].reset='$reset'
set network.@switch[-1].enable_vlan='$enable'
set network.@switch[-1].blinkrate='$blinkrate'
EOF
- [ -n "$cpu_port" ] && {
+
+ if [ -n "$cpu_port" ]; then
json_get_keys vlans vlans
for vlan in $vlans; do generate_switch_vlan $1 $vlan $cpu_port; done
- }
+ elif json_is_a ports array; then
+ calculate_switch_vlans $1
+ fi
+
json_select ..
json_select ..
}