Lionel Gauthier
8b6a2e2e52
git-svn-id: http://svn.eurecom.fr/openair4G/trunk@5565 818b1a75-f10b-46b9-bf7c-635c3b92a50f
353 lines
16 KiB
Bash
Executable File
353 lines
16 KiB
Bash
Executable File
#!/bin/bash
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################################################################################
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# OpenAirInterface
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# Copyright(c) 1999 - 2014 Eurecom
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#
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# OpenAirInterface is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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#
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# OpenAirInterface is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with OpenAirInterface.The full GNU General Public License is
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# included in this distribution in the file called "COPYING". If not,
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# see <http://www.gnu.org/licenses/>.
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#
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# Contact Information
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# OpenAirInterface Admin: openair_admin@eurecom.fr
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# OpenAirInterface Tech : openair_tech@eurecom.fr
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# OpenAirInterface Dev : openair4g-devel@eurecom.fr
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#
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# Address : Eurecom, Compus SophiaTech 450, route des chappes, 06451 Biot, France.
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#
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################################################################################
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# start MME+S/P-GW with openvswitch setting
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# hss.eur
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# +-----------+ +------+ +-----------+ v +----------+
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# | eNB +------+ | ovs | VLAN 1+------+ MME +----+ +---+ HSS |
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# | |cpenb0+------------------+cpmme0| | +------+ | |
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# | +------+ |bridge| +------+ +----+ +---+ |
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# | |upenb0+-------+ | | | +----------+
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# +-----------+------+ | | | +-----------+
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# +---|--+ | router.eur
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# | +-----------+ | +--------------+
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# | | S+P-GW | v | ROUTER |
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# | VLAN2 +------+ +-------+ +----+ +----+
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# +----------+upsgw0| |sgi +-...-+ | | +---...Internet
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# +------+ +-------+ +----+ +----+
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# | | 11 VLANS | |
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# +-----------+ ids=[5..15] +--------------+
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#
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BRIDGE="vswitch"
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IPTABLES=/sbin/iptables
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THIS_SCRIPT_PATH=$(dirname $(readlink -f $0))
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source $THIS_SCRIPT_PATH/utils.bash
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cleanvlan() {
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echo "Caught a signal -> Exiting"
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bash_exec "ovs-vsctl del-br $BRIDGE"
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for i in 5 6 7 8 9 10 11 12 13 14 15
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do
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# create vlan interface
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bash_exec "vconfig rem $PGW_INTERFACE_NAME_FOR_SGI.$i"
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sync
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done
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pkill oai_epc
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exit 0
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}
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###########################################################
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declare -x OPENAIR_DIR=""
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declare -x OPENAIR1_DIR=""
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declare -x OPENAIR2_DIR=""
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declare -x OPENAIR3_DIR=""
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declare -x OPENAIR_TARGETS=""
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###########################################################
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set_openair
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cecho "OPENAIR_DIR = $OPENAIR_DIR" $green
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cecho "OPENAIR1_DIR = $OPENAIR1_DIR" $green
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cecho "OPENAIR2_DIR = $OPENAIR2_DIR" $green
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cecho "OPENAIR3_DIR = $OPENAIR3_DIR" $green
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cecho "OPENAIR_TARGETS = $OPENAIR_TARGETS" $green
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check_for_root_rights
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check_for_epc_executable
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check_enb_config
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check_epc_config
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cat $OPENAIR3_DIR/OPENAIRMME/objs/Makefile | grep CFLAGS\ \=\ | grep DENABLE_USE_NETFILTER_FOR_SGI
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if [ $? -ne 0 ]
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then
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export ENABLE_USE_NETFILTER_FOR_SGI=0
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else
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export ENABLE_USE_NETFILTER_FOR_SGI=1
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fi
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cat $OPENAIR3_DIR/OPENAIRMME/objs/Makefile | grep CFLAGS\ \=\ | grep DENABLE_USE_RAW_FOR_SGI
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if [ $? -ne 0 ]
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then
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export ENABLE_USE_RAW_FOR_SGI=0
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else
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export ENABLE_USE_RAW_FOR_SGI=1
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fi
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pkill oaisim_mme
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pkill oai_epc
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pkill oai_sgw
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rm -f /tmp/source.txt
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cat $OPENAIR3_DIR/OPENAIRMME/UTILS/CONF/epc_$HOSTNAME.conf | tr -d " " > /tmp/source.txt
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source /tmp/source.txt
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rm -f /tmp/source.txt
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cat $OPENAIR3_DIR/OPENAIRMME/UTILS/CONF/enb_$HOSTNAME.conf | tr -d " " > /tmp/source.txt
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source /tmp/source.txt
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ping -c 1 hss.eur || { echo "hss.eur does not respond to ping" >&2 ; exit ; }
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ping -c 1 router.eur || { echo "router.eur does not respond to ping" >&2 ; exit ; }
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IP_ROUTER=`python -c 'import socket; print socket.gethostbyname("router.eur")'`
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export MAC_ROUTER=`ip neigh show | grep $IP_ROUTER | cut -d ' ' -f5 | tr -d ':'`
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trap cleanvlan SIGINT SIGKILL SIGTERM
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echo_success "ROUTER MAC ADDRESS= $MAC_ROUTER"
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bash_exec "modprobe tun"
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bash_exec "modprobe ip_tables"
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bash_exec "modprobe iptable_nat"
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bash_exec "modprobe x_tables"
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bash_exec "$IPTABLES -P INPUT ACCEPT"
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bash_exec "$IPTABLES -F INPUT"
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bash_exec "$IPTABLES -P OUTPUT ACCEPT"
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bash_exec "$IPTABLES -F OUTPUT"
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bash_exec "$IPTABLES -P FORWARD ACCEPT"
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bash_exec "$IPTABLES -F FORWARD"
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bash_exec "$IPTABLES -t raw -F"
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bash_exec "$IPTABLES -t nat -F"
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bash_exec "$IPTABLES -t mangle -F"
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bash_exec "$IPTABLES -t filter -F"
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bash_exec "ip route flush cache"
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echo " Disabling forwarding"
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bash_exec "sysctl -w net.ipv4.ip_forward=0"
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assert " `sysctl -n net.ipv4.ip_forward` -eq 0" $LINENO
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echo " Enabling DynamicAddr.."
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bash_exec "sysctl -w net.ipv4.ip_dynaddr=1"
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assert " `sysctl -n net.ipv4.ip_dynaddr` -eq 1" $LINENO
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bash_exec "sysctl -w net.ipv4.conf.all.log_martians=1"
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assert " `sysctl -n net.ipv4.conf.all.log_martians` -eq 1" $LINENO
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echo " Disabling reverse path filtering"
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bash_exec "sysctl -w net.ipv4.conf.all.rp_filter=0"
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assert " `sysctl -n net.ipv4.conf.all.rp_filter` -eq 0" $LINENO
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start_openswitch_daemon
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# REMINDER:
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# +-----------+ +------+ +-----------+
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# | eNB +------+ | ovs | VLAN 1+------+ MME |
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# | |cpenb0+------------------+cpmme0| |
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# | +------+ |bridge| +------+ |
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# | |upenb0+-------+ | | |
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# +-----------+------+ | | | +-----------+
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# +---|--+ |
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# | +-----------+
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# | | S+P-GW |
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# | VLAN2 +------+ +-------+ +----+ +----+
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# +----------+upsgw0| |pgwsgi0+---+br2 +----+eth0|
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# +------+ +-------+ +----+ +----+
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# | |
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# +-----------+
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#
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##################################################
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# del bridge between eNB and MME/SPGW
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##################################################
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bash_exec "tunctl -d $ENB_INTERFACE_NAME_FOR_S1_MME"
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bash_exec "tunctl -d $ENB_INTERFACE_NAME_FOR_S1U"
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bash_exec "tunctl -d $MME_INTERFACE_NAME_FOR_S1_MME"
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bash_exec "tunctl -d $SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP"
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bash_exec "ovs-vsctl del-br $BRIDGE"
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##################################################
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# build bridge between eNB and MME/SPGW
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##################################################
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bash_exec "tunctl -t $ENB_INTERFACE_NAME_FOR_S1_MME"
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bash_exec "tunctl -t $ENB_INTERFACE_NAME_FOR_S1U"
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bash_exec "tunctl -t $MME_INTERFACE_NAME_FOR_S1_MME"
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bash_exec "tunctl -t $SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP"
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bash_exec "ovs-vsctl add-br $BRIDGE"
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bash_exec "ovs-vsctl add-port $BRIDGE $ENB_INTERFACE_NAME_FOR_S1_MME tag=1"
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bash_exec "ovs-vsctl add-port $BRIDGE $MME_INTERFACE_NAME_FOR_S1_MME tag=1"
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bash_exec "ovs-vsctl add-port $BRIDGE $ENB_INTERFACE_NAME_FOR_S1U tag=2"
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bash_exec "ovs-vsctl add-port $BRIDGE $SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP tag=2"
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bash_exec "ifconfig $MME_INTERFACE_NAME_FOR_S1_MME promisc up"
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bash_exec "ifconfig $MME_INTERFACE_NAME_FOR_S1_MME $MME_IP_ADDRESS_FOR_S1_MME netmask `cidr2mask $MME_IP_NETMASK_FOR_S1_MME` promisc up"
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bash_exec "ifconfig $SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP promisc up"
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bash_exec "ifconfig $SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP $SGW_IP_ADDRESS_FOR_S1U_S12_S4_UP netmask `cidr2mask $SGW_IP_NETMASK_FOR_S1U_S12_S4_UP` promisc up"
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bash_exec "ifconfig $ENB_INTERFACE_NAME_FOR_S1_MME promisc up"
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bash_exec "ifconfig $ENB_INTERFACE_NAME_FOR_S1_MME $ENB_IP_ADDRESS_FOR_S1_MME netmask `cidr2mask $ENB_IP_NETMASK_FOR_S1_MME` promisc up"
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bash_exec "ifconfig $ENB_INTERFACE_NAME_FOR_S1U promisc up"
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bash_exec "ifconfig $ENB_INTERFACE_NAME_FOR_S1U $ENB_IP_ADDRESS_FOR_S1U netmask `cidr2mask $ENB_IP_NETMASK_FOR_S1U` promisc up"
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##################################################
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# del bridge between SPGW and Internet
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##################################################
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#bash_exec "tunctl -d $PGW_INTERFACE_NAME_FOR_SGI"
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#bash_exec "ovs-vsctl del-br $SGI_BRIDGE"
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##################################################
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# build bridge between SPGW and Internet
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##################################################
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# # get ipv4 address from PGW_INTERFACE_NAME_FOR_SGI
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# IP_ADDR=`ifconfig $PGW_INTERFACE_NAME_FOR_SGI | awk '/inet addr/ {split ($2,A,":"); print A[2]}' | tr '\n' ' ' | sed -n '1h;1!H;${;g;s/^[ \t]*//g;s/[ \t]*$//g;p;}'`
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# if [ $IP_ADDR ]; then
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# bash_exec "ip -4 addr del $IP_ADDR dev $PGW_INTERFACE_NAME_FOR_SGI"
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# fi
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#
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# # remove all ipv6 address from PGW_INTERFACE_NAME_FOR_SGI
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# IP_ADDR="not empty"
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# until [ "$IP_ADDR"x == "x" ]; do
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# IP_ADDR=`ifconfig $PGW_INTERFACE_NAME_FOR_SGI | grep 'inet6' | head -1 | tr '\n' ' ' | sed -n '1h;1!H;${;g;s/^[ \t]*//g;s/[ \t]*$//g;p;}' | cut -d ' ' -f3`
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# if [ $IP_ADDR ]; then
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# bash_exec "ip -6 addr del $IP_ADDR dev $PGW_INTERFACE_NAME_FOR_SGI"
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# fi
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# done
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if [ $ENABLE_USE_NETFILTER_FOR_SGI -eq 1 ]; then
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bash_exec "modprobe nf_conntrack"
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bash_exec "modprobe nf_conntrack_ftp"
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######################################################
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# PREROUTING
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######################################################
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# We restore the mark following the CONNMARK mark. In fact, it does a simple MARK=CONNMARK
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# where MARK is the standard mark (usable by tc)
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# In French: Cette option de cible restaure le paquet marqué dans la marque de connexion
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# comme défini par CONNMARK. Un masque peut aussi être défini par l'option --mask.
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# Si une option mask est placée, seules les options masquées seront placées.
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# Notez que cette option de cible n'est valide que dans la table mangle.
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bash_exec "$IPTABLES -t mangle -A PREROUTING -j CONNMARK --restore-mark"
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# TEST bash_exec "$IPTABLES -t mangle -A PREROUTING -m mark --mark 0 -i $PGW_INTERFACE_NAME_FOR_SGI -j MARK --set-mark 15"
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# We set the mark of the initial packet as value of the conntrack mark for all the packets of the connection.
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# This mark will be restore for the other packets by the first rule of POSTROUTING --restore-mark).
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bash_exec "$IPTABLES -t mangle -A PREROUTING -j CONNMARK --save-mark"
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######################################################
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# POSTROUTING
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######################################################
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# MARK=CONNMARK
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bash_exec "iptables -A POSTROUTING -t mangle -o tap0 -j CONNMARK --restore-mark"
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# If we’ve got a mark no need to get further[
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bash_exec "iptables -A POSTROUTING -t mangle -o tap0 -m mark ! --mark 0 -j ACCEPT"
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#bash_exec "iptables -A POSTROUTING -p tcp --dport 21 -t mangle -j MARK --set-mark 1"
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#bash_exec "iptables -A POSTROUTING -p tcp --dport 80 -t mangle -j MARK --set-mark 2"
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# We set the mark of the initial packet as value of the conntrack mark for all the packets
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# of the connection. This mark will be restore for the other packets by the first rule
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# of POSTROUTING (–restore-mark).
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bash_exec "iptables -A POSTROUTING -t mangle -j CONNMARK --save-mark"
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bash_exec "iptables -A PREROUTING -t mangle -j CONNMARK --restore-mark"
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# We restore the mark following the CONNMARK mark.
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# In fact, it does a simple MARK=CONNMARK where MARK is the standard mark (usable by tc)
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#bash_exec "$IPTABLES -A OUTPUT -t mangle -m mark ! --mark 0 -j CONNMARK --restore-mark"
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# If we’ve got a mark no need to get further[1]
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#TEST bash_exec "$IPTABLES -A OUTPUT -t mangle -p icmp -j MARK --set-mark 14"
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#bash_exec "$IPTABLES -A OUTPUT -t mangle -m mark ! --mark 0 -j ACCEPT"
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# We set the mark of the initial packet as value of the conntrack mark for all the packets of the connection.
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# This mark will be restore for the other packets by the first rule of OUTPUT (–restore-mark).
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#bash_exec "$IPTABLES -A OUTPUT -t mangle -j CONNMARK --save-mark"
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######################################################
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# NETFILTER QUEUE
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######################################################
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bash_exec "$IPTABLES -t mangle -A PREROUTING -i $PGW_INTERFACE_NAME_FOR_SGI -m connmark --mark 5 -j NFQUEUE --queue-num 1"
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bash_exec "$IPTABLES -t mangle -A PREROUTING -i $PGW_INTERFACE_NAME_FOR_SGI -m connmark --mark 6 -j NFQUEUE --queue-num 1"
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bash_exec "$IPTABLES -t mangle -A PREROUTING -i $PGW_INTERFACE_NAME_FOR_SGI -m connmark --mark 7 -j NFQUEUE --queue-num 1"
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bash_exec "$IPTABLES -t mangle -A PREROUTING -i $PGW_INTERFACE_NAME_FOR_SGI -m connmark --mark 8 -j NFQUEUE --queue-num 1"
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bash_exec "$IPTABLES -t mangle -A PREROUTING -i $PGW_INTERFACE_NAME_FOR_SGI -m connmark --mark 9 -j NFQUEUE --queue-num 1"
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bash_exec "$IPTABLES -t mangle -A PREROUTING -i $PGW_INTERFACE_NAME_FOR_SGI -m connmark --mark 10 -j NFQUEUE --queue-num 1"
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bash_exec "$IPTABLES -t mangle -A PREROUTING -i $PGW_INTERFACE_NAME_FOR_SGI -m connmark --mark 11 -j NFQUEUE --queue-num 1"
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bash_exec "$IPTABLES -t mangle -A PREROUTING -i $PGW_INTERFACE_NAME_FOR_SGI -m connmark --mark 12 -j NFQUEUE --queue-num 1"
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bash_exec "$IPTABLES -t mangle -A PREROUTING -i $PGW_INTERFACE_NAME_FOR_SGI -m connmark --mark 13 -j NFQUEUE --queue-num 1"
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bash_exec "$IPTABLES -t mangle -A PREROUTING -i $PGW_INTERFACE_NAME_FOR_SGI -m connmark --mark 14 -j NFQUEUE --queue-num 1"
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bash_exec "$IPTABLES -t mangle -A PREROUTING -i $PGW_INTERFACE_NAME_FOR_SGI -m connmark --mark 15 -j NFQUEUE --queue-num 1"
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#echo 0 > /proc/sys/net/bridge/bridge-nf-call-iptables #To disable Iptables in the bridge.
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#Raw table: Some years ago appeared a new tables in Iptables.
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#This table can be used to avoid packets (connection really) to enter the NAT table:
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# iptables -t raw -I PREROUTING -i BRIDGE -s x.x.x.x -j NOTRACK.
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#bash_exec "$IPTABLES -t nat -A POSTROUTING -o $PGW_INTERFACE_NAME_FOR_SGI -j SNAT --to-source $PGW_IP_ADDR_FOR_SGI"
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else
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# # get ipv4 address from PGW_INTERFACE_NAME_FOR_SGI
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#IP_ADDR=`ifconfig $PGW_INTERFACE_NAME_FOR_SGI | awk '/inet addr/ {split ($2,A,":"); print A[2]}' | tr '\n' ' ' | sed -n '1h;1!H;${;g;s/^[ \t]*//g;s/[ \t]*$//g;p;}'`
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#NETWORK=`echo $IP_ADDR | cut -d . -f 1,2,3`
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bash_exec "modprobe 8021q"
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for i in 5 6 7 8 9 10 11 12 13 14 15
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do
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# create vlan interface
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bash_exec "vconfig rem $PGW_INTERFACE_NAME_FOR_SGI.$i"
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sync
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bash_exec "vconfig add $PGW_INTERFACE_NAME_FOR_SGI $i"
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sync
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# configure vlan interface
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#CIDR=$NETWORK'.'$i'/24'
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base=200
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NET=$(( $i + $base ))
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CIDR='10.0.'$NET'.2/8'
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bash_exec "ip -4 addr add $CIDR dev $PGW_INTERFACE_NAME_FOR_SGI.$i"
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done
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fi
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bash_exec "ip link set $PGW_INTERFACE_NAME_FOR_SGI promisc on"
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##################################################..
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# LAUNCH MME + S+P-GW executable
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##################################################
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#$OPENAIR3_DIR/OPENAIRMME/objs/OAISIM_MME/oaisim_mme -c $OPENAIR3_DIR/OPENAIRMME/UTILS/CONF/mme_default.conf
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#wait_process_started "oaisim_mme"
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gdb --args $OPENAIR3_DIR/OPENAIRMME/objs/OAI_EPC/oai_epc -c $OPENAIR3_DIR/OPENAIRMME/UTILS/CONF/epc_$HOSTNAME.conf
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wait_process_started "oai_epc"
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#gdb --args $OPENAIR3_DIR/OPENAIRMME/objs/OAI_EPC/oai_epc -c $OPENAIR3_DIR/OPENAIRMME/UTILS/CONF/mme_default.conf
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