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#!/bin/bash
# Copyright 2016 AT&T Intellectual Property, Inc
#
# 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.
#
# What this is: Startup script for a simple web server as part of the
# vHello_VES test of the OPNFV VES project.
#
# Status: this is a work in progress, under test.
#
# How to use:
# Intended to be invoked from vHello_VES.sh
# $ bash start.sh type params
# type: type of VNF component [webserver|lb|monitor]
# webserver params: ID CollectorIP username password
# lb params: ID CollectorIP username password app1_ip app2_ip
# collector params: ID CollectorIP username password
# ID: VM ID
# CollectorIP: IP address of the collector
# username: Username for Collector RESTful API authentication
# password: Password for Collector RESTful API authentication
# app1_ip app2_ip: address of the web servers
setup_agent () {
echo "$0: Install prerequisites"
sudo apt-get install -y gcc
# NOTE: force is required as some packages can't be authenticated...
sudo apt-get install -y --force-yes libcurl4-openssl-dev
sudo apt-get install -y make
echo "$0: Clone agent library"
cd /home/ubuntu
git clone https://github.com/att/evel-library.git
echo "$0: Clone VES repo"
git clone https://gerrit.opnfv.org/gerrit/ves
echo "$0: Use vHello_VES blueprint version of agent_demo.c"
cp ves/tests/blueprints/tosca-vnfd-hello-ves/evel_demo.c evel-library/code/evel_demo/evel_demo.c
echo "$0: Update parameters and build agent demo"
sed -i -- "/api_secure,/{n;s/.*/ \"$username\",/}" evel-library/code/evel_demo/evel_demo.c
sed -i -- "/\"hello\",/{n;s/.*/ \"$password\",/}" evel-library/code/evel_demo/evel_demo.c
echo "$0: Build evel_demo agent"
cd evel-library/bldjobs
make
export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/home/ubuntu/evel-library/libs/x86_64
echo "$0: Start evel_demo agent"
nohup ../output/x86_64/evel_demo --id $vm_id --fqdn $collector_ip --port 30000 --username $username --password $password > /dev/null 2>&1 &
echo "$0: Install collectd plugin"
cd ~
git clone https://github.com/maryamtahhan/OpenStackBarcelonaDemo.git
cd OpenStackBarcelonaDemo/ves_plugin
host=$(hostname)
sed -i -- "s/23380d70-2c71-4e35-99e2-f43f97e4ec65/$vm_id/g" ves_plugin.py
sed -i -- "s/cscf0001vm001abc001/$host/g" ves_plugin.py
sed -i -- "s/cscf0001vm001oam001/$host/g" ves_plugin.py
sed -i -- "s/SGW/$type/" ves_plugin.py
sed -i -- "s/reporting_entity_id = \"\"/reporting_entity_id = \"$vm_id\"/g" ves_plugin.py
sed -i -- "s/reporting_entity_name = \"cscf0001vm001oam001\"/reporting_entity_name = \"$host\"/g" ves_plugin.py
sed -i -- "s/self.__username = ''/self.__username = 'hello'/g" ves_plugin.py
sed -i -- "s/self.__password = ''/self.__password = 'world'/g" ves_plugin.py
sed -i -- "s/self.__domain = '127.0.0.1'/self.__domain = '$collector_ip'/g" ves_plugin.py
sed -i -- "s/measurementForVfScaling/measurementsForVfScaling/g" ves_plugin.py
sudo apt-get install -y collectd
sudo sed -i -- "s/FQDNLookup true/FQDNLookup false/" /etc/collectd/collectd.conf
cat <<EOF | sudo tee -a /etc/collectd/collectd.conf
<LoadPlugin python>
Globals true
</LoadPlugin>
<Plugin python>
ModulePath "/home/ubuntu/OpenStackBarcelonaDemo/ves_plugin/"
LogTraces true
Interactive false
Import "ves_plugin"
</Plugin>
EOF
sudo service collectd restart
}
setup_webserver () {
echo "$0: Setup website and dockerfile"
mkdir ~/www
mkdir ~/www/html
# ref: https://hub.docker.com/_/nginx/
cat > ~/www/Dockerfile <<EOM
FROM nginx
COPY html /usr/share/nginx/html
EOM
host=$(hostname)
cat > ~/www/html/index.html <<EOM
<!DOCTYPE html>
<html>
<head>
<title>Hello World!</title>
<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1"/>
<style>
body { width: 100%; background-color: white; color: black; padding: 0px; margin: 0px; font-family: sans-serif; font-size:100%; }
</style>
</head>
<body>
Hello World!<br>
Welcome to OPNFV @ $host!</large><br/>
<a href="http://wiki.opnfv.org"><img src="https://www.opnfv.org/sites/all/themes/opnfv/logo.png"></a>
</body></html>
EOM
wget https://git.opnfv.org/cgit/ves/plain/tests/blueprints/tosca-vnfd-hello-ves/favicon.ico -O ~/www/html/favicon.ico
echo "$0: Install docker"
# Per https://docs.docker.com/engine/installation/linux/ubuntulinux/
# Per https://www.digitalocean.com/community/tutorials/how-to-install-and-use-docker-on-ubuntu-16-04
sudo apt-get install apt-transport-https ca-certificates
sudo apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 58118E89F3A912897C070ADBF76221572C52609D
echo "deb https://apt.dockerproject.org/repo ubuntu-xenial main" | sudo tee /etc/apt/sources.list.d/docker.list
sudo apt-get update
sudo apt-get purge lxc-docker
sudo apt-get install -y linux-image-extra-$(uname -r) linux-image-extra-virtual
sudo apt-get install -y docker-engine
echo "$0: Get nginx container and start website in docker"
# Per https://hub.docker.com/_/nginx/
sudo docker pull nginx
cd ~/www
sudo docker build -t vhello .
sudo docker run --name vHello -d -p 80:80 vhello
echo "$0: setup VES agents"
setup_agent
# Debug hints
# id=$(sudo ls /var/lib/docker/containers)
# sudo tail -f /var/lib/docker/containers/$id/$id-json.log \
}
setup_lb () {
echo "$0: setup VES load balancer"
echo "$0: install dependencies"
sudo apt-get update
echo "$0: Setup iptables rules"
echo "1" | sudo tee /proc/sys/net/ipv4/ip_forward
sudo sysctl net.ipv4.ip_forward=1
sudo iptables -t nat -A PREROUTING -p tcp --dport 80 -m state --state NEW -m statistic --mode nth --every 2 --packet 0 -j DNAT --to-destination $app1_ip:80
sudo iptables -t nat -A PREROUTING -p tcp --dport 80 -m state --state NEW -m statistic --mode nth --every 2 --packet 0 -j DNAT --to-destination $app2_ip:80
sudo iptables -t nat -A POSTROUTING -j MASQUERADE
# debug hints: list rules (sudo iptables -S -t nat), flush (sudo iptables -F -t nat)
echo "$0: setup VES agents"
setup_agent
}
setup_monitor () {
echo "$0: setup VES Monitor"
echo "$0: install dependencies"
# Note below: python (2.7) is required due to dependency on module 'ConfigParser'
sudo apt-get update
sudo apt-get upgrade -y
sudo apt-get install -y python python-jsonschema
echo "$0: setup VES Monitor config"
sudo mkdir /var/log/att
sudo chown ubuntu /var/log/att
touch /var/log/att/collector.log
sudo chown ubuntu /home/ubuntu/
cd /home/ubuntu/
git clone https://github.com/att/evel-test-collector.git
sed -i -- "s/vel_username = /vel_username = $username/" evel-test-collector/config/collector.conf
sed -i -- "s/vel_password = /vel_password = $password/" evel-test-collector/config/collector.conf
python monitor.py --config evel-test-collector/config/collector.conf --section default
}
type=$1
vm_id=$2
collector_ip=$3
username=$4
password=$5
app1_ip=$6
app2_ip=$7
setup_$type
exit 0
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