#!/bin/bash set -o xtrace # print commands during script execution set -o errexit # exit on command errors SCRIPT_VERSION=$(cat /opt/config/script_version.txt) CLOUD_ENV=$(cat /opt/config/cloud_env.txt) BNG_GMUX_NET_CIDR=$(cat /opt/config/bng_gmux_net_cidr.txt) BNG_GMUX_NET_IPADDR=$(cat /opt/config/bng_gmux_net_ipaddr.txt) BRGEMU_BNG_NET_CIDR=$(cat /opt/config/brgemu_bng_net_cidr.txt) BRGEMU_BNG_NET_IPADDR=$(cat /opt/config/brgemu_bng_net_ipaddr.txt) CPE_SIGNAL_NET_CIDR=$(cat /opt/config/cpe_signal_net_cidr.txt) CPE_SIGNAL_NET_IPADDR=$(cat /opt/config/cpe_signal_net_ipaddr.txt) SDNC_IP_ADDR=$(cat /opt/config/sdnc_ip_addr.txt) # Convert Network CIDR to Netmask cdr2mask () { # Number of args to shift, 255..255, first non-255 byte, zeroes set -- $(( 5 - ($1 / 8) )) 255 255 255 255 $(( (255 << (8 - ($1 % 8))) & 255 )) 0 0 0 [ $1 -gt 1 ] && shift $1 || shift echo ${1-0}.${2-0}.${3-0}.${4-0} } # OpenStack network configuration if [[ $CLOUD_ENV == "openstack" ]] then echo 127.0.0.1 $(hostname) >> /etc/hosts # Allow remote login as root mv /root/.ssh/authorized_keys /root/.ssh/authorized_keys.bk cp /home/ubuntu/.ssh/authorized_keys /root/.ssh MTU=$(/sbin/ifconfig | grep MTU | sed 's/.*MTU://' | sed 's/ .*//' | sort -n | head -1) IP=$(cat /opt/config/oam_ipaddr.txt) BITS=$(cat /opt/config/oam_cidr.txt | cut -d"/" -f2) NETMASK=$(cdr2mask $BITS) echo "auto eth2" >> /etc/network/interfaces echo "iface eth2 inet static" >> /etc/network/interfaces echo " address $IP" >> /etc/network/interfaces echo " netmask $NETMASK" >> /etc/network/interfaces echo " mtu $MTU" >> /etc/network/interfaces # eth2 probably doesn't exist yet and we should reboot after this anyway # ifup eth2 fi # Auto-start configuration for the VPP cat > /etc/vpp/startup.conf << EOF unix { nodaemon log /tmp/vpp.log full-coredump cli-listen localhost:5002 startup-config /etc/vpp/setup.gate } api-trace { on } api-segment { gid vpp } cpu { ## In the VPP there is one main thread and optionally the user can create worker(s) ## The main thread and worker thread(s) can be pinned to CPU core(s) manually or automatically ## Manual pinning of thread(s) to CPU core(s) ## Set logical CPU core where main thread runs # main-core 1 ## Set logical CPU core(s) where worker threads are running # corelist-workers 2-3,18-19 ## Automatic pinning of thread(s) to CPU core(s) ## Sets number of CPU core(s) to be skipped (1 ... N-1) ## Skipped CPU core(s) are not used for pinning main thread and working thread(s). ## The main thread is automatically pinned to the first available CPU core and worker(s) ## are pinned to next free CPU core(s) after core assigned to main thread # skip-cores 4 ## Specify a number of workers to be created ## Workers are pinned to N consecutive CPU cores while skipping "skip-cores" CPU core(s) ## and main thread's CPU core # workers 2 ## Set scheduling policy and priority of main and worker threads ## Scheduling policy options are: other (SCHED_OTHER), batch (SCHED_BATCH) ## idle (SCHED_IDLE), fifo (SCHED_FIFO), rr (SCHED_RR) # scheduler-policy fifo ## Scheduling priority is used only for "real-time policies (fifo and rr), ## and has to be in the range of priorities supported for a particular policy # scheduler-priority 50 } # dpdk { ## Change default settings for all intefaces # dev default { ## Number of receive queues, enables RSS ## Default is 1 # num-rx-queues 3 ## Number of transmit queues, Default is equal ## to number of worker threads or 1 if no workers treads # num-tx-queues 3 ## Number of descriptors in transmit and receive rings ## increasing or reducing number can impact performance ## Default is 1024 for both rx and tx # num-rx-desc 512 # num-tx-desc 512 ## VLAN strip offload mode for interface ## Default is off # vlan-strip-offload on # } ## Whitelist specific interface by specifying PCI address # dev 0000:02:00.0 ## Whitelist specific interface by specifying PCI address and in ## addition specify custom parameters for this interface # dev 0000:02:00.1 { # num-rx-queues 2 # } ## Change UIO driver used by VPP, Options are: igb_uio, vfio-pci ## and uio_pci_generic (default) # uio-driver vfio-pci ## Disable mutli-segment buffers, improves performance but ## disables Jumbo MTU support # no-multi-seg ## Increase number of buffers allocated, needed only in scenarios with ## large number of interfaces and worker threads. Value is per CPU socket. ## Default is 16384 # num-mbufs 128000 ## Change hugepages allocation per-socket, needed only if there is need for ## larger number of mbufs. Default is 256M on each detected CPU socket # socket-mem 2048,2048 # } EOF get_nic_pci_list() { while read -r line ; do if [ "$line" != "${line#*network device}" ]; then echo -n "${line%% *} " fi done < <(lspci) } NICS=$(get_nic_pci_list) NICS=`echo ${NICS} | sed 's/[0]\+\([0-9]\)/\1/g' | sed 's/[.:]/\//g'` BRGEMU_BNG_NIC=GigabitEthernet`echo ${NICS} | cut -d " " -f 2` # second interface in list CPE_SIGNAL_NIC=GigabitEthernet`echo ${NICS} | cut -d " " -f 4` # fourth interface in list BNG_GMUX_NIC=GigabitEthernet`echo ${NICS} | cut -d " " -f 5` # fifth interface in list cat > /etc/vpp/setup.gate << EOF set int state ${BRGEMU_BNG_NIC} up set interface ip address ${BRGEMU_BNG_NIC} ${BRGEMU_BNG_NET_IPADDR}/${BRGEMU_BNG_NET_CIDR#*/} set int state ${CPE_SIGNAL_NIC} up set interface ip address ${CPE_SIGNAL_NIC} ${CPE_SIGNAL_NET_IPADDR}/${CPE_SIGNAL_NET_CIDR#*/} set int state ${BNG_GMUX_NIC} up set interface ip address ${BNG_GMUX_NIC} ${BNG_GMUX_NET_IPADDR}/${BNG_GMUX_NET_CIDR#*/} set vbng dhcp4 remote 10.4.0.1 local ${CPE_SIGNAL_NET_IPADDR} set vbng aaa config /etc/vpp/vbng-aaa.cfg nas-port 5060 tap connect tap0 address 192.168.40.40/24 set int state tap-0 up set int ip address tap-0 192.168.40.41/24 ip route add ${SDNC_IP_ADDR}/32 via 192.168.40.40 tap-0 EOF cat > /etc/vpp/vbng-aaa.cfg << EOF # General settings # specify which authentication comes first respectively which # authentication is used. possible values are: "radius" and "local". # if you specify "radius,local" then the RADIUS server is asked # first then the local one. if only one keyword is specified only # this server is asked. auth_order radius,local # maximum login tries a user has login_tries 2 # timeout for all login tries # if this time is exceeded the user is kicked out login_timeout 5 # name of the nologin file which when it exists disables logins. # it may be extended by the ttyname which will result in # a terminal specific lock (e.g. /etc/nologin.ttyS2 will disable # logins on /dev/ttyS2) nologin /etc/nologin # name of the issue file. it's only display when no username is passed # on the radlogin command line issue /usr/local/etc/radiusclient/issue # RADIUS settings # RADIUS server to use for authentication requests. this config # item can appear more then one time. if multiple servers are # defined they are tried in a round robin fashion if one # server is not answering. # optionally you can specify a the port number on which is remote # RADIUS listens separated by a colon from the hostname. if # no port is specified /etc/services is consulted of the radius # service. if this fails also a compiled in default is used. #authserver 10.4.0.2 authserver localhost # RADIUS server to use for accouting requests. All that I # said for authserver applies, too. # #acctserver 10.4.0.2 acctserver localhost # file holding shared secrets used for the communication # between the RADIUS client and server servers /usr/local/etc/radiusclient/servers # dictionary of allowed attributes and values # just like in the normal RADIUS distributions dictionary /usr/local/etc/radiusclient/dictionary # program to call for a RADIUS authenticated login login_radius /usr/local/sbin/login.radius # file which holds sequence number for communication with the # RADIUS server seqfile /var/run/radius.seq # file which specifies mapping between ttyname and NAS-Port attribute mapfile /usr/local/etc/radiusclient/port-id-map # default authentication realm to append to all usernames if no # realm was explicitly specified by the user # the radiusd directly form Livingston doesnt use any realms, so leave # it blank then default_realm # time to wait for a reply from the RADIUS server radius_timeout 10 # resend request this many times before trying the next server radius_retries 3 # The length of time in seconds that we skip a nonresponsive RADIUS # server for transaction requests. Server(s) being in the "dead" state # are tried only after all other non-dead servers have been tried and # failed or timeouted. The deadtime interval starts when the server # does not respond to an authentication/accounting request transmissions. # When the interval expires, the "dead" server would be re-tried again, # and if it's still down then it will be considered "dead" for another # such interval and so on. This option is no-op if there is only one # server in the list. Set to 0 in order to disable the feature. radius_deadtime 0 # local address from which radius packets have to be sent bindaddr * # LOCAL settings # program to execute for local login # it must support the -f flag for preauthenticated login login_local /bin/login EOF cat >> /usr/local/etc/radiusclient/dictionary << EOF # # DHCP Proxy/Relay attributes # ATTRIBUTE DHCP-Agent-Circuit-Id 82.1 integer ATTRIBUTE DHCP-Agent-Remote-Id 82.2 string ATTRIBUTE DHCP-Relay-Circuit-Id 82.1 integer ATTRIBUTE DHCP-Relay-Remote-Id 82.2 string EOF cat >> /usr/local/etc/radiusclient/servers << EOF 10.4.0.2 testing123 localhost/localhost testing123 EOF # Download DHCP config files cd /opt unzip -p -j /opt/vcpe-scripts-$SCRIPT_VERSION.zip v_bng_init.sh > /opt/v_bng_init.sh unzip -p -j /opt/vcpe-scripts-$SCRIPT_VERSION.zip v_bng.sh > /opt/v_bng.sh chmod +x v_bng_init.sh chmod +x v_bng.sh sed -i 's/^\(# Provides:\).*/\1 v_bng/g' ./v_bng.sh mv v_bng.sh /etc/init.d update-rc.d v_bng.sh defaults # Rename network interface in openstack Ubuntu 16.04 images. Then, reboot the VM to pick up changes if [[ $CLOUD_ENV != "rackspace" ]] then sed -i "s/GRUB_CMDLINE_LINUX=.*/GRUB_CMDLINE_LINUX=\"net.ifnames=0 biosdevname=0\"/g" /etc/default/grub grub-mkconfig -o /boot/grub/grub.cfg sed -i "s/ens[0-9]*/eth0/g" /etc/network/interfaces.d/*.cfg touch /etc/udev/rules.d/70-persistent-net.rules sed -i "s/ens[0-9]*/eth0/g" /etc/udev/rules.d/70-persistent-net.rules echo 'network: {config: disabled}' >> /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg reboot fi ./v_bng_init.sh