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#!/usr/bin/env bash
##############################################################################
# Copyright (c) 2015 Tim Rozet (Red Hat), Dan Radez (Red Hat) and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
##download dependencies if missing and configure host
#params: none
function configure_deps {
if ! verify_internet; then
echo "${red}Will not download dependencies${reset}"
internet=false
fi
# verify ip forwarding
if sysctl net.ipv4.ip_forward | grep 0; then
sudo sysctl -w net.ipv4.ip_forward=1
sudo sh -c "echo 'net.ipv4.ip_forward = 1' >> /etc/sysctl.conf"
fi
# ensure no dhcp server is running on jumphost
if ! sudo systemctl status dhcpd | grep dead; then
echo "${red}WARN: DHCP Server detected on jumphost, disabling...${reset}"
sudo systemctl stop dhcpd
sudo systemctl disable dhcpd
fi
# ensure networks are configured
systemctl status libvirtd || systemctl start libvirtd
systemctl status openvswitch || systemctl start openvswitch
# If flat we only use admin network
if [[ "$net_isolation_enabled" == "FALSE" ]]; then
virsh_enabled_networks="admin_network"
enabled_network_list="admin_network"
# For baremetal we only need to create/attach Undercloud to admin and public
elif [ "$virtual" == "FALSE" ]; then
virsh_enabled_networks="admin_network public_network"
else
virsh_enabled_networks=$enabled_network_list
fi
# ensure default network is configured correctly
libvirt_dir="/usr/share/libvirt/networks"
virsh net-list --all | grep default || virsh net-define ${libvirt_dir}/default.xml
virsh net-list --all | grep -E "default\s+active" > /dev/null || virsh net-start default
virsh net-list --all | grep -E "default\s+active\s+yes" > /dev/null || virsh net-autostart --network default
if [[ -z "$virtual" || "$virtual" == "FALSE" ]]; then
for network in ${enabled_network_list}; do
echo "${blue}INFO: Creating Virsh Network: $network & OVS Bridge: ${NET_MAP[$network]}${reset}"
ovs-vsctl list-br | grep "^${NET_MAP[$network]}$" > /dev/null || ovs-vsctl add-br ${NET_MAP[$network]}
virsh net-list --all | grep $network > /dev/null || (cat > ${libvirt_dir}/apex-virsh-net.xml && virsh net-define ${libvirt_dir}/apex-virsh-net.xml) << EOF
<network>
<name>$network</name>
<forward mode='bridge'/>
<bridge name='${NET_MAP[$network]}'/>
<virtualport type='openvswitch'/>
</network>
EOF
if ! (virsh net-list --all | grep $network > /dev/null); then
echo "${red}ERROR: unable to create network: ${network}${reset}"
exit 1;
fi
rm -f ${libvirt_dir}/apex-virsh-net.xml &> /dev/null;
virsh net-list | grep -E "$network\s+active" > /dev/null || virsh net-start $network
virsh net-list | grep -E "$network\s+active\s+yes" > /dev/null || virsh net-autostart --network $network
done
echo -e "${blue}INFO: Bridges set: ${reset}"
ovs-vsctl list-br
# bridge interfaces to correct OVS instances for baremetal deployment
for network in ${enabled_network_list}; do
if [[ "$network" != "admin_network" && "$network" != "public_network" ]]; then
continue
fi
this_interface=$(eval echo \${${network}_bridged_interface})
# check if this a bridged interface for this network
if [[ ! -z "$this_interface" || "$this_interface" != "none" ]]; then
if ! attach_interface_to_ovs ${NET_MAP[$network]} ${this_interface} ${network}; then
echo -e "${red}ERROR: Unable to bridge interface ${this_interface} to bridge ${NET_MAP[$network]} for enabled network: ${network}${reset}"
exit 1
else
echo -e "${blue}INFO: Interface ${this_interface} bridged to bridge ${NET_MAP[$network]} for enabled network: ${network}${reset}"
fi
else
echo "${red}ERROR: Unable to determine interface to bridge to for enabled network: ${network}${reset}"
exit 1
fi
done
else
for network in ${OPNFV_NETWORK_TYPES}; do
if ! ovs-vsctl --may-exist add-br ${NET_MAP[$network]}; then
echo -e "${red}ERROR: Failed to create ovs bridge ${NET_MAP[$network]}{$reset}"
exit 1
fi
echo "${blue}INFO: Creating Virsh Network: $network${reset}"
virsh net-list --all | grep $network > /dev/null || (cat > ${libvirt_dir}/apex-virsh-net.xml && virsh net-define ${libvirt_dir}/apex-virsh-net.xml) << EOF
<network ipv6='yes'>
<name>$network</name>
<forward mode='bridge'/>
<bridge name='${NET_MAP[$network]}'/>
<virtualport type='openvswitch'/>
</network>
EOF
if ! (virsh net-list --all | grep $network > /dev/null); then
echo "${red}ERROR: unable to create network: ${network}${reset}"
exit 1;
fi
rm -f ${libvirt_dir}/apex-virsh-net.xml &> /dev/null;
virsh net-list | grep -E "$network\s+active" > /dev/null || virsh net-start $network
virsh net-list | grep -E "$network\s+active\s+yes" > /dev/null || virsh net-autostart --network $network
done
echo -e "${blue}INFO: Bridges set: ${reset}"
ovs-vsctl list-br
fi
echo -e "${blue}INFO: virsh networks set: ${reset}"
virsh net-list
# ensure storage pool exists and is started
virsh pool-list --all | grep default > /dev/null || virsh pool-define-as --name default dir --target /var/lib/libvirt/images
virsh pool-list | grep -Eo "default\s+active" > /dev/null || (virsh pool-autostart default; virsh pool-start default)
if ! egrep '^flags.*(vmx|svm)' /proc/cpuinfo > /dev/null; then
echo "${red}virtualization extensions not found, kvm kernel module insertion may fail.\n \
Are you sure you have enabled vmx in your bios or hypervisor?${reset}"
fi
if ! lsmod | grep kvm > /dev/null; then modprobe kvm; fi
if ! lsmod | grep kvm_intel > /dev/null; then modprobe kvm_intel; fi
if ! lsmod | grep kvm > /dev/null; then
echo "${red}kvm kernel modules not loaded!${reset}"
return 1
fi
# try to enabled nested kvm
if [ "$virtual" == "TRUE" ]; then
nested_kvm=`cat /sys/module/kvm_intel/parameters/nested`
if [ "$nested_kvm" != "Y" ]; then
# try to enable nested kvm
echo 'options kvm-intel nested=1' > /etc/modprobe.d/kvm_intel.conf
if rmmod kvm_intel; then
modprobe kvm_intel
fi
nested_kvm=`cat /sys/module/kvm_intel/parameters/nested`
fi
if [ "$nested_kvm" != "Y" ]; then
echo "${red}Cannot enable nested kvm, falling back to qemu for deployment${reset}"
DEPLOY_OPTIONS+=" --libvirt-type qemu"
else
echo "${blue}Nested kvm enabled, deploying with kvm acceleration${reset}"
fi
fi
##sshkeygen for root
if [ ! -e ~/.ssh/id_rsa.pub ]; then
ssh-keygen -t rsa -N "" -f ~/.ssh/id_rsa
fi
echo "${blue}All dependencies installed and running${reset}"
}
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