Added baseline project directory layout

Change-Id: I4295fa3cb02b13677662d407dc8f81a16f60110c
Reviewed-by: Maryam Tahhan <maryam.tahhan@intel.com>
Reviewed-by: Stephen Finucane <stephen.finucane@intel.com>
Reviewed-by: Bin Hu <bh526r@att.com>
JIRA: VSPERF-15
Signed-off-by: Aihua Li <aihua.li@huawei.com>

diff --git a/README b/README
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+# vswitchperf project directory layout:
+---------------------------------------
+
+\- vswitchperf
+    \- systems                      - contains linux distributions
+       |- build_base_machine.sh        - Input for generating Makefiles
+       \- Fedora                       - Fedora specific setup
+       \- Ubuntu                       - Ubuntu specific setup
+    \- vswitches                    - API to setup vswitches DUT
+       |- add_switch                   - script to add switch
+       |- add_port                     - script to add ports on switch
+       |- add_flow                     - script to add flow on switch
+       \- ovs-dpdk                     - contains implementation on ovs-dpdk
+       \- ovs-kernel                   - contains implementation on ovs-kernel
+    \- tools                        - collections of tool sets
+       \- pktgen                        - contains various packet generator
+          |- dpkt-pktgen                  - dpdk pkt generator
+          |- pktgen                       - netmap pkt generator
+          |- pktcounter                   - a kernel based packet generator
+          |- spirent                      - script to control spirent
+          |- ixia                         - script to control ixia
+       \- collectors                   - contains various data collectors
+    \- testcases                     - collections of test cases
+       |- p2p                           - test PHY to PHY
+       |- pvp                           - test PHY to VNF to PHY
+       |- pvvp                          - test PHY to VNF to VNF to PHY
+       |- p2v                           - test PHY to VNF
+       |- v2p                           - test VNF to PHY
+    \- jobs                          - collections of job configurations
+       |- dpdk.conf                     - dpdk configuration
+    \- test_spec                     - contains test specifications

diff --git a/jobs/README b/jobs/README
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+This folder contains frequently used test configurations

diff --git a/systems/README b/systems/README
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+This folder abstract out details among linux distros.

diff --git a/systems/Ubuntu/build_base_machine.sh b/systems/Ubuntu/build_base_machine.sh
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+++ b/systems/Ubuntu/build_base_machine.sh
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+#!/bin/bash
+#
+# Build a base machine for Ubuntu style distro
+#
+# Copyright 2015 OPNFV
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# Contributors:
+#   Aihua Li, Huawei Technologies.
+
+# Synchronize package index files
+apt-get -y update
+
+# Make and Compilers
+apt-get -y install make
+apt-get -y install automake
+apt-get -y install gcc
+apt-get -y install gcc++
+apt-get -y install libssl1.0.0
+apt-get -y install libxml2
+apt-get -y install zlib1g-dev
+apt-get -y install scapy
+
+# Linux Kernel Source
+apt-get -y install linux-source
+apt-get -y install pkg-config
+
+# Install package dependecies
+apt-get -y install libncurses5-dev
+apt-get -y install curl
+apt-get -y install libcurl4-openssl-dev
+apt-get -y install autoconf libtool
+apt-get -y install libpcap-dev
+apt-get -y install libglib2.0
+
+# Some useful tools you may optionally install
+#apt-get -y install ctags
+#apt-get -y install wireshark
+
+# packages related to VM
+
+# a few manual fix up on a ubuntu
+cd /lib/x86_64-linux-gnu
+ln -sf libssl.so.1.0.0 libssl.so
+ln -sf libcrypto.so.1.0.0 libcrypto.so
+
+cd /usr/lib/x86_64-linux-gnu
+ln -sf libxml2.so.2 libxml2.so
+
+
+

diff --git a/systems/build_base_machine.sh b/systems/build_base_machine.sh
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+++ b/systems/build_base_machine.sh
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+#!/bin/bash
+#
+# Top level scripts to build basic setup for the host
+#
+
+# Copyright 2015 OPNFV
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#
+# Contributors:
+#   Aihua Li, Huawei Technologies.
+
+# function to emit error message before quitting
+function die() {
+    echo $1
+    exit 1
+}
+
+# determine this machine's distro-version
+
+distro=`lsb_release -i  | cut -f 2`
+distro_dir=$distro
+
+if [ -d "$distro_dir" ] && [ -e $distro_dir/build_base_machine.sh ]; then
+   $distro_dir/build_base_machine.sh
+else
+   die "$distro_dir is not yet supported"
+fi

diff --git a/testcases/README b/testcases/README
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+### This folder contains various test cases for performance test.
+
+* P2P:  packets flow from PHY -> vSwitch -> PHY
+* P2V:  packets flow from PHY -> vSwitch -> VNF
+* V2V:  packets flow from VNF -> vSwitch -> VNF
+* V2P:  packets flow from VNF -> vSwitch -> PHY
+* PVP:  pakcets flow from PHY -> vSwitch -> VNF -> vSwitch -> PHY
+* PVVP: packets flow from PHY -> vSwitch -> VNF -> vswitch -> VNF -> vSwitch -> PHY

diff --git a/tools/README b/tools/README
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+This folder contains various tool sets for vswitch performance

diff --git a/vswitches/README b/vswitches/README
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+++ b/vswitches/README
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+This folder contains various vswitches to be tested
+
+Required API for each vswitch:
+    add_switch
+    add_port
+    add_flow