echo "Generating configurations for forwarder..."
eval $(cat $NFVBENCH_CONF)
touch /nfvbench_configured.flag
-NICS=`lspci -D | grep Ethernet | cut -d' ' -f1 | xargs`
-PCI_ADDRESS_1=`echo $NICS | awk '{ print $1 }'`
-PCI_ADDRESS_2=`echo $NICS | awk '{ print $2 }'`
-CPU_CORES=`grep -c ^processor /proc/cpuinfo`
-CPU_MASKS=0x`echo "obase=16; 2 ^ $CPU_CORES - 1" | bc`
-WORKER_CORES=`expr $CPU_CORES - 1`
+
+# WE assume there are at least 2 cores available for the VM
+CPU_CORES=$(grep -c ^processor /proc/cpuinfo)
+
+# We need at least 1 admin core.
+if [ $CPU_CORES -le 2 ]; then
+ ADMIN_CORES=1
+else
+ # If the number of cores is even we
+ # reserve 2 cores for admin (second being idle) so the number of
+ # workers is either 1 (if CPU_CORES is 2) or always even
+ if (( $CPU_CORES % 2 )); then
+ ADMIN_CORES=1
+ else
+ ADMIN_CORES=2
+ fi
+fi
+# 2 vcpus: AW (core 0: Admin, core 1: Worker)
+# 3 vcpus: AWW (core 0: Admin, core 1,2: Worker)
+# 4 vcpus: AWWU (core 0: Admin, core 1,2: Worker, core 3: Unused)
+# 5 vcpus: AWWWW
+# 6 vcpus: AWWWWU
+WORKER_CORES=$(expr $CPU_CORES - $ADMIN_CORES)
+# worker cores are all cores except the admin core (core 0) and the eventual unused core
+# AW -> 1
+# AWW -> 1,2
+# AWWU -> 1,2
+WORKER_CORE_LIST=$(seq -s, $ADMIN_CORES $WORKER_CORES)
+# always use all cores
+CORE_MASK=0x$(echo "obase=16; 2 ^ $CPU_CORES - 1" | bc)
+
+logger "NFVBENCHVM: CPU_CORES=$CPU_CORES, ADMIN_CORES=$ADMIN_CORES, WORKER_CORES=$WORKER_CORES ($WORKER_CORE_LIST)"
# CPU isolation optimizations
echo 1 > /sys/bus/workqueue/devices/writeback/cpumask
echo 1 > /sys/devices/virtual/workqueue/cpumask
echo 1 > /proc/irq/default_smp_affinity
for irq in `ls /proc/irq/`; do
- echo 1 > /proc/irq/$irq/smp_affinity
+ if [ -f /proc/irq/$irq/smp_affinity ]; then
+ echo 1 > /proc/irq/$irq/smp_affinity
+ fi
done
-tuna -c $(seq -s, 1 1 $WORKER_CORES) --isolate
+
+# Isolate all cores that are reserved for workers
+tuna -c $WORKER_CORE_LIST --isolate
+
+NET_PATH=/sys/class/net
+
+get_pci_address() {
+ # device mapping for CentOS Linux 7:
+ # lspci:
+ # 00.03.0 Ethernet controller: Red Hat, Inc. Virtio network device
+ # 00.04.0 Ethernet controller: Red Hat, Inc. Virtio network device
+ # /sys/class/net:
+ # /sys/class/net/eth0 -> ../../devices/pci0000:00/0000:00:03.0/virtio0/net/eth0
+ # /sys/class/net/eth1 -> ../../devices/pci0000:00/0000:00:04.0/virtio1/net/eth1
+
+ mac=$1
+ for f in $(ls $NET_PATH/); do
+ if grep -q "$mac" $NET_PATH/$f/address; then
+ pci_addr=$(readlink $NET_PATH/$f | cut -d "/" -f5)
+ # some virtual interfaces match on MAC and do not have a PCI address
+ if [ "$pci_addr" -a "$pci_addr" != "N/A" ]; then
+ # Found matching interface
+ logger "NFVBENCHVM: found interface $f ($pci_addr) matching $mac"
+ break
+ else
+ pci_addr=""
+ fi
+ fi;
+ done
+ if [ -z "$pci_addr" ]; then
+ echo "ERROR: Cannot find pci address for MAC $mac" >&2
+ logger "NFVBENCHVM ERROR: Cannot find pci address for MAC $mac"
+ return 1
+ fi
+ echo $pci_addr
+ return 0
+}
+
+get_eth_port() {
+ # device mapping for CentOS Linux 7:
+ # lspci:
+ # 00.03.0 Ethernet controller: Red Hat, Inc. Virtio network device
+ # 00.04.0 Ethernet controller: Red Hat, Inc. Virtio network device
+ # /sys/class/net:
+ # /sys/class/net/eth0 -> ../../devices/pci0000:00/0000:00:03.0/virtio0/net/eth0
+ # /sys/class/net/eth1 -> ../../devices/pci0000:00/0000:00:04.0/virtio1/net/eth1
+
+ mac=$1
+ for f in $(ls $NET_PATH/); do
+ if grep -q "$mac" $NET_PATH/$f/address; then
+ eth_port=$(readlink $NET_PATH/$f | cut -d "/" -f8)
+ # some virtual interfaces match on MAC and do not have a PCI address
+ if [ "$eth_port" -a "$eth_port" != "N/A" ]; then
+ # Found matching interface
+ logger "NFVBENCHVM: found interface $f ($eth_port) matching $mac"
+ break
+ else
+ eth_port=""
+ fi
+ fi;
+ done
+ if [ -z "$eth_port" ]; then
+ echo "ERROR: Cannot find eth port for MAC $mac" >&2
+ logger "NFVBENCHVM ERROR: Cannot find eth port for MAC $mac"
+ return 1
+ fi
+ echo $eth_port
+ return 0
+}
+
+# Set VM MANAGEMENT port up and running
+if [ $INTF_MGMT_CIDR ] && [ $INTF_MGMT_IP_GW ]; then
+ if [ $INTF_MAC_MGMT ]; then
+ ETH_PORT=$(get_eth_port $INTF_MAC_MGMT)
+ else
+ ETH_PORT="eth0"
+ fi
+ ip addr add $INTF_MGMT_CIDR dev $ETH_PORT
+ ip link set $ETH_PORT up
+ ip route add default via $INTF_MGMT_IP_GW dev $ETH_PORT
+else
+ echo "INFO: VM management IP Addresses missing in $NFVBENCH_CONF"
+fi
+
+# Set dynamically interfaces mac values, if VM is spawn without using NFVBench
+# and management interface is used on eth0
+if [ -z "$INTF_MAC1" ] && [ -z "$INTF_MAC2" ]; then
+ INTF_MAC1=$(ip l show eth1 | grep -o -Ei '([a-fA-F0-9:]{17}|[a-fA-F0-9]{12}$)' | head -1)
+ INTF_MAC2=$(ip l show eth2 | grep -o -Ei '([a-fA-F0-9:]{17}|[a-fA-F0-9]{12}$)' | head -1)
+fi
+
# Sometimes the interfaces on the loopback VM will use different drivers, e.g.
# one from vswitch which is virtio based, one is from SRIOV VF. In this case,
# we have to make sure the forwarder uses them in the right order, which is
# especially important if the VM is in a PVVP chain.
-SWAP_FLAG=0
if [ $INTF_MAC1 ] && [ $INTF_MAC2 ]; then
- NET_PATH=/sys/class/net
- EXP_INTF_1=$(for f in $(ls $NET_PATH/); do if grep -q "$INTF_MAC1" $NET_PATH/$f/address; then echo $f; break; fi; done)
- EXP_PCI_ADDRESS_1=$(ethtool -i $EXP_INTF_1 | grep "bus-info" | awk -F' ' '{ print $2 }')
- EXP_INTF_2=$(for f in $(ls $NET_PATH/); do if grep -q "$INTF_MAC2" $NET_PATH/$f/address; then echo $f; break; fi; done)
- EXP_PCI_ADDRESS_2=$(ethtool -i $EXP_INTF_2 | grep "bus-info" | awk -F' ' '{ print $2 }')
- if [ "$PCI_ADDRESS_1" == "$EXP_PCI_ADDRESS_2" ] && [ "$PCI_ADDRESS_2" == "$EXP_PCI_ADDRESS_1" ]; then
- # Interfaces are not coming in the expected order:
- # (1) Swap the traffic generator MAC in the case of testpmd;
- # (2) Swap the interface configs in the case of VPP;
- SWAP_FLAG=1
- fi
+ PCI_ADDRESS_1=$(get_pci_address $INTF_MAC1)
+ PCI_ADDRESS_2=$(get_pci_address $INTF_MAC2)
+else
+ echo "ERROR: VM MAC Addresses missing in $NFVBENCH_CONF"
+ logger "NFVBENCHVM ERROR: VM MAC Addresses missing in $NFVBENCH_CONF"
fi
-# Configure the forwarder
-if [ -z "`lsmod | grep igb_uio`" ]; then
- modprobe uio
- insmod /dpdk/igb_uio.ko
-fi
-if [ "$FORWARDER" == "testpmd" ]; then
- echo "Configuring testpmd..."
- if [ $SWAP_FLAG -eq 1 ]; then
- TEMP=$TG_MAC1; TG_MAC1=$TG_MAC2; TG_MAC2=$TEMP
+if [ $PCI_ADDRESS_1 ] && [ $PCI_ADDRESS_2 ]; then
+ logger "NFVBENCHVM: Using pci $PCI_ADDRESS_1 ($INTF_MAC1)"
+ logger "NFVBENCHVM: Using pci $PCI_ADDRESS_2 ($INTF_MAC2)"
+ # Configure the forwarder
+ if [ -z "`lsmod | grep igb_uio`" ]; then
+ modprobe uio
+ insmod /dpdk/igb_uio.ko
fi
- # Binding ports to DPDK
- /dpdk/dpdk-devbind.py -b igb_uio $PCI_ADDRESS_1
- /dpdk/dpdk-devbind.py -b igb_uio $PCI_ADDRESS_2
- screen -dmSL testpmd /dpdk/testpmd \
- -c $CPU_MASKS \
- -n 4 \
- -- \
- --burst=32 \
- --txd=2048 \
- --rxd=2048 \
- --txqflags=0xf00 \
- --disable-hw-vlan \
- --eth-peer=0,$TG_MAC1 \
- --eth-peer=1,$TG_MAC2 \
- --forward-mode=mac \
- --nb-cores=$WORKER_CORES \
- --max-pkt-len=9000 \
- --cmdline-file=/dpdk/testpmd_cmd.txt
-else
- echo "Configuring vpp..."
- cp /vpp/startup.conf /etc/vpp/startup.conf
- cp /vpp/vm.conf /etc/vpp/vm.conf
-
- sed -i "s/{{PCI_ADDRESS_1}}/$PCI_ADDRESS_1/g" /etc/vpp/startup.conf
- sed -i "s/{{PCI_ADDRESS_2}}/$PCI_ADDRESS_2/g" /etc/vpp/startup.conf
- sed -i "s/{{WORKER_CORES}}/$WORKER_CORES/g" /etc/vpp/startup.conf
- service vpp start
- sleep 10
-
- INTFS=`vppctl show int | grep Ethernet | xargs`
- INTF_1=`echo $INTFS | awk '{ print $1 }'`
- INTF_2=`echo $INTFS | awk '{ print $4 }'`
- if [ $SWAP_FLAG -eq 1 ]; then
- TEMP=$INTF_1; INTF_1=$INTF_2; INTF_2=$TEMP
+ if [ "$FORWARDER" == "testpmd" ]; then
+ echo "Configuring testpmd..."
+ # Binding ports to DPDK
+ /dpdk/dpdk-devbind.py -b igb_uio $PCI_ADDRESS_1
+ /dpdk/dpdk-devbind.py -b igb_uio $PCI_ADDRESS_2
+ screen -dmSL testpmd /dpdk/testpmd \
+ -c $CORE_MASK \
+ -n 4 \
+ -- \
+ --nb-ports=2 \
+ --burst=32 \
+ --txd=256 \
+ --rxd=1024 \
+ --eth-peer=0,$TG_MAC1 \
+ --eth-peer=1,$TG_MAC2 \
+ --forward-mode=mac \
+ --nb-cores=$WORKER_CORES \
+ --txq=$VIF_MQ_SIZE \
+ --rxq=$VIF_MQ_SIZE \
+ --max-pkt-len=9000 \
+ --cmdline-file=/dpdk/testpmd_cmd.txt
+ echo "testpmd running in screen 'testpmd'"
+ logger "NFVBENCHVM: testpmd running in screen 'testpmd'"
+ else
+ echo "Configuring vpp..."
+ cp /vpp/startup.conf /etc/vpp/startup.conf
+ cp /vpp/vm.conf /etc/vpp/vm.conf
+
+ sed -i "s/{{PCI_ADDRESS_1}}/$PCI_ADDRESS_1/g" /etc/vpp/startup.conf
+ sed -i "s/{{PCI_ADDRESS_2}}/$PCI_ADDRESS_2/g" /etc/vpp/startup.conf
+ sed -i "s/{{WORKER_CORES}}/$WORKER_CORES/g" /etc/vpp/startup.conf
+ sed -i "s/{{VIF_MQ_SIZE}}/${VIF_MQ_SIZE}/g" /etc/vpp/startup.conf
+ sed -i "s/{{NUM_MBUFS}}/${NUM_MBUFS}/g" /etc/vpp/startup.conf
+ service vpp start
+ sleep 10
+
+ INTFS=`vppctl show int | grep Ethernet | xargs`
+ INTF_1=`echo $INTFS | awk '{ print $1 }'`
+ INTF_2=`echo $INTFS | awk '{ print $4 }'`
+ sed -i "s/{{INTF_1}}/${INTF_1//\//\/}/g" /etc/vpp/vm.conf
+ sed -i "s/{{INTF_2}}/${INTF_2//\//\/}/g" /etc/vpp/vm.conf
+ sed -i "s/{{VNF_GATEWAY1_CIDR}}/${VNF_GATEWAY1_CIDR//\//\/}/g" /etc/vpp/vm.conf
+ sed -i "s/{{VNF_GATEWAY2_CIDR}}/${VNF_GATEWAY2_CIDR//\//\/}/g" /etc/vpp/vm.conf
+ sed -i "s/{{TG_MAC1}}/${TG_MAC1}/g" /etc/vpp/vm.conf
+ sed -i "s/{{TG_MAC2}}/${TG_MAC2}/g" /etc/vpp/vm.conf
+ sed -i "s/{{TG_NET1}}/${TG_NET1//\//\/}/g" /etc/vpp/vm.conf
+ sed -i "s/{{TG_NET2}}/${TG_NET2//\//\/}/g" /etc/vpp/vm.conf
+ sed -i "s/{{TG_GATEWAY1_IP}}/${TG_GATEWAY1_IP}/g" /etc/vpp/vm.conf
+ sed -i "s/{{TG_GATEWAY2_IP}}/${TG_GATEWAY2_IP}/g" /etc/vpp/vm.conf
+ service vpp restart
+ logger "NFVBENCHVM: vpp service restarted"
fi
- sed -i "s/{{INTF_1}}/${INTF_1//\//\/}/g" /etc/vpp/vm.conf
- sed -i "s/{{INTF_2}}/${INTF_2//\//\/}/g" /etc/vpp/vm.conf
- sed -i "s/{{VNF_GATEWAY1_CIDR}}/${VNF_GATEWAY1_CIDR//\//\/}/g" /etc/vpp/vm.conf
- sed -i "s/{{VNF_GATEWAY2_CIDR}}/${VNF_GATEWAY2_CIDR//\//\/}/g" /etc/vpp/vm.conf
- sed -i "s/{{TG_MAC1}}/${TG_MAC1}/g" /etc/vpp/vm.conf
- sed -i "s/{{TG_MAC2}}/${TG_MAC2}/g" /etc/vpp/vm.conf
- sed -i "s/{{TG_NET1}}/${TG_NET1//\//\/}/g" /etc/vpp/vm.conf
- sed -i "s/{{TG_NET2}}/${TG_NET2//\//\/}/g" /etc/vpp/vm.conf
- sed -i "s/{{TG_GATEWAY1_IP}}/${TG_GATEWAY1_IP}/g" /etc/vpp/vm.conf
- sed -i "s/{{TG_GATEWAY2_IP}}/${TG_GATEWAY2_IP}/g" /etc/vpp/vm.conf
- service vpp restart
+else
+ echo "ERROR: Cannot find PCI Address from MAC"
+ echo "$INTF_MAC1: $PCI_ADDRESS_1"
+ echo "$INTF_MAC2: $PCI_ADDRESS_2"
+ logger "NFVBENCHVM ERROR: Cannot find PCI Address from MAC"
fi
+
+# Set SSH config
+logger $(cat /etc/ssh/sshd_config | grep "PasswordAuthentication")
+sed -i 's/PasswordAuthentication no/#PasswordAuthentication no/g' /etc/ssh/sshd_config
+sed -i 's/#PasswordAuthentication yes/PasswordAuthentication yes/g' /etc/ssh/sshd_config
+logger $(cat /etc/ssh/sshd_config | grep "PasswordAuthentication")
+service sshd restart
Code Review / nfvbench.git / blobdiff