From 15ecdba939f0377c0cccaa76e5a070ef2357056b Mon Sep 17 00:00:00 2001
From: fmenguy <francoisregis.menguy@orange.com>
Date: Tue, 29 Oct 2019 15:11:42 +0100
Subject: NFVBENCH-156 Add management interface and ssh config in NFVBench
 image

Change-Id: Ia66553c5dbc9e800bf35c413f6448e394bf53b62
Signed-off-by: fmenguy <francoisregis.menguy@orange.com>
---
 .../elements/nfvbenchvm/static/etc/rc.d/rc.local   | 62 ++++++++++++++++++++++
 .../elements/nfvbenchvm/static/vpp/startup.conf    |  1 +
 2 files changed, 63 insertions(+)

(limited to 'nfvbenchvm/dib/elements/nfvbenchvm/static')

diff --git a/nfvbenchvm/dib/elements/nfvbenchvm/static/etc/rc.d/rc.local b/nfvbenchvm/dib/elements/nfvbenchvm/static/etc/rc.d/rc.local
index 59cb4a1..64557d4 100644
--- a/nfvbenchvm/dib/elements/nfvbenchvm/static/etc/rc.d/rc.local
+++ b/nfvbenchvm/dib/elements/nfvbenchvm/static/etc/rc.d/rc.local
@@ -98,6 +98,60 @@ get_pci_address() {
     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
@@ -150,6 +204,7 @@ if [ $PCI_ADDRESS_1 ] && [ $PCI_ADDRESS_2 ]; then
         sed -i "s/{{PCI_ADDRESS_2}}/$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
 
@@ -175,3 +230,10 @@ else
     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
diff --git a/nfvbenchvm/dib/elements/nfvbenchvm/static/vpp/startup.conf b/nfvbenchvm/dib/elements/nfvbenchvm/static/vpp/startup.conf
index ce5ab45..d174299 100644
--- a/nfvbenchvm/dib/elements/nfvbenchvm/static/vpp/startup.conf
+++ b/nfvbenchvm/dib/elements/nfvbenchvm/static/vpp/startup.conf
@@ -20,6 +20,7 @@ dpdk {
   dev {{PCI_ADDRESS_1}}
   dev {{PCI_ADDRESS_2}}
   uio-driver igb_uio
+  num-mbufs {{NUM_MBUFS}}
 }
 
 api-segment {
-- 
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