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Diffstat (limited to 'common/ci/setup.sh')
| -rwxr-xr-x | common/ci/setup.sh | 270 |
1 files changed, 270 insertions, 0 deletions
diff --git a/common/ci/setup.sh b/common/ci/setup.sh new file mode 100755 index 000000000..bb54147b3 --- /dev/null +++ b/common/ci/setup.sh @@ -0,0 +1,270 @@ +#!/usr/bin/env bash + +#Script that install prerequisites +#author: Szilard Cserey (szilard.cserey@ericsson.com) +# +#Installs qemu-kvm, libvirt and prepares networking for Fuel VM + +##VARS +reset=`tput sgr0` +blue=`tput setaf 4` +red=`tput setaf 1` +green=`tput setaf 2` +private_interface='enp6s0' +public_interface='enp8s0' +pxe_bridge='pxebr' +fuel_gw_ip='10.20.0.1/16' +management_vid=300 +management_interface="${private_interface}.${management_vid}" +##END VARS + +##FUNCTIONS +###check whether qemu-kvm is installed, otherwise install it +install_qemu_kvm() { + echo "${blue}Checking whether qemu-kvm is installed, otherwise install it${reset}" + if ! rpm -qa | grep -iE 'qemu-kvm'; then + echo "${blue}qemu-kvm is not installed, installing...${reset}" + yum -y install qemu-kvm + else + echo "${green}OK!${reset}" + fi +} + +###check whether libvirt is installed, otherwise install it +install_libvirt() { + echo "${blue}Checking whether libvirt is installed, otherwise install it${reset}" + if ! rpm -qa | grep -iE 'libvirt'; then + echo "${blue}libvirt is not installed, installing...${reset}" + yum -y install libvirt + else + echo "${green}OK!${reset}" + fi +} + +###check whether kvm kernel module is loaded, otherwise load it +load_kvm_kernel_mod() { + echo "${blue}Checking whether kvm kernel module is loaded, otherwise load it${reset}" + if ! lsmod | grep -iE 'kvm'; then + if [[ `lscpu | grep 'Vendor ID' | awk 'BEGIN { FS = ":" } ; {print $2}' | tr -d ' '` == 'GenuineIntel' ]]; then + echo "${blue}Intel processor identified, loading kernel module kvm-intel${reset}" + kernel_mod='kvm-intel' + modprobe ${kernel_mod} + fi + if [[ `lscpu | grep 'Vendor ID' | awk 'BEGIN { FS = ":" } ; {print $2}' | tr -d ' '` == 'AuthenticAMD' ]]; then + echo "${blue}AMD processor identified, loading kernel module kvm-amd${reset}" + kernel_mod='kvm-amd' + modprobe ${kernel_mod} + fi + if ! lsmod | grep -iE 'kvm'; then + echo "${red}Failed to load kernel module ${kernel_mod}!${reset}" + exit 1 + fi + else + echo "${green}OK!${reset}" + fi +} + +###check whether libvirtd service is running otherwise start it +start_libvirtd_service() { + echo "${blue}Checking whether libvirtd service is running otherwise start it${reset}" + if ! sudo systemctl status libvirtd | grep -iE 'active \(running\)'; then + echo "${blue}starting libvirtd service${reset}" + systemctl start libvirtd + if ! sudo systemctl status libvirtd | grep -iE 'active \(running\)'; then + echo "${red}Failed to start libvirtd service!${reset}" + exit 1 + fi + else + echo "${green}OK!${reset}" + fi +} + + +#Check whether interface exists +check_interface_exists() { + if [ -z $1 ]; then + echo "${red}Cannot check whether interface exists! No interface specified!${reset}" + exit 1 + fi + local interface=$1 + #Check whether interface exists + echo "${blue}Checking whether interface ${interface} exists${reset}" + if ! ip link show ${interface}; then + echo "${red}Interface ${interface} does not exists!${reset}" + exit 1 + else + echo "${green}OK!${reset}" + fi +} + +#Check whether interface is UP +check_interface_up() { + if [ -z $1 ]; then + echo "${red}Cannot check whether interface is UP! No interface specified!${reset}" + exit 1 + fi + local interface=$1 + + #Check whether interface is UP + echo "${blue}Checking whether interface ${interface} is UP${reset}" + link_state=$(ip link show ${interface} | grep -oP 'state \K[^ ]+') + if [[ ${link_state} != 'UP' ]]; then + echo "${blue}${interface} state is ${link_state}. Bringing it UP!${reset}" + ip link set dev ${interface} up + sleep 5 + link_state=$(ip link show ${interface} | grep -oP 'state \K[^ ]+') + if [[ ${link_state} == 'DOWN' ]]; then + echo "${red}Could not bring UP interface ${interface} link state is ${link_state}${reset}" + exit 1 + fi + else + echo "${green}OK!${reset}" + fi +} + +#Create VLAN interface +create_vlan_interface() { + if [ -z $1 ]; then + echo "${red}Cannot create VLAN interface. No base interface specified!${reset}" + exit 1 + fi + if [ -z $2 ]; then + echo "${red}Cannot create VLAN interface. No VLAN ID specified!${reset}" + exit 1 + fi + + local base_interface=$1 + local vid=$2 + local interface="${base_interface}.${vid}" + + echo "${blue}Checking whether VLAN ${vid} interface ${interface} exists, otherwise create it${reset}" + if ! ip link show ${interface}; then + echo "${blue}Creating VLAN ${vid} interface ${interface}${reset}" + ip link add link ${base_interface} name ${interface} type vlan id ${vid} + else + echo "${green}OK!${reset}" + fi + + #Check whether VLAN interface is UP + check_interface_up ${interface} +} + +###setup PXE Bridge +setup_pxe_bridge() { + pxe_vid=0 + pxe_interface="${private_interface}.${pxe_vid}" + #Check whether VLAN 0 (PXE) interface exists, otherwise create it + create_vlan_interface ${private_interface} ${pxe_vid} + + #Check whether PXE bridge exists + echo "${blue}Checking whether PXE bridge ${pxe_bridge} exists${reset}" + if brctl show ${pxe_bridge} 2>&1 | grep 'No such device'; then + echo "${blue}Creating PXE bridge ${pxe_bridge}${reset}" + brctl addbr ${pxe_bridge} + else + echo "${green}OK!${reset}" + fi + + #Add VLAN 0 (PXE) interface to PXE bridge + echo "${blue}Checking whether VLAN 0 (PXE) interface ${pxe_interface} is added to PXE bridge ${pxe_bridge} exists${reset}" + if ! brctl show ${pxe_bridge} 2>&1 | grep ${pxe_interface}; then + echo "${blue}Adding VLAN 0 (PXE) interface ${pxe_interface} to PXE bridge ${pxe_bridge}${reset}" + brctl addif ${pxe_bridge} ${pxe_interface} + if ! brctl show ${pxe_bridge} 2>&1 | grep ${pxe_interface}; then + echo "${red}Could not add VLAN 0 (PXE) interface ${pxe_interface} to PXE bridge ${pxe_bridge}${reset}" + exit 1 + fi + else + echo "${green}OK!${reset}" + fi + + #Check whether PXE bridge is UP + check_interface_up ${pxe_bridge} + + #Add Fuel Gateway IP Address to PXE bridge + echo "${blue}Checking whether Fuel Gateway IP Address ${fuel_gw_ip} is assigned to PXE bridge ${pxe_bridge}${reset}" + if ! ip addr show ${pxe_bridge} | grep ${fuel_gw_ip}; then + echo "${blue}Adding Fuel Gateway IP Address ${fuel_gw_ip} to PXE bridge ${pxe_bridge}${reset}" + sudo ip addr add ${fuel_gw_ip} dev ${pxe_bridge} + if ! ip addr show ${pxe_bridge} | grep ${fuel_gw_ip}; then + echo "${red}Could not add Fuel Gateway IP Address ${fuel_gw_ip} to PXE bridge ${pxe_bridge}${reset}" + exit 1 + fi + else + echo "${green}OK!${reset}" + fi +} + +###check whether access to public network is granted +check_access_enabled_to_public_network() { + #Check whether IP forwarding is enabled + echo "${blue}Checking whether IP Forwarding is enabled ${reset}" + if ! sysctl net.ipv4.ip_forward | grep "net.ipv4.ip_forward = 1"; then + sysctl -w net.ipv4.ip_forward=1 + if ! sysctl net.ipv4.ip_forward | grep "net.ipv4.ip_forward = 1"; then + echo "${red}IP Forwarding could not be enabled!${reset}" + exit 1 + fi + else + echo "${green}OK!${reset}" + fi + + echo "${blue}Checking whether access is granted to public network through interface ${public_interface}${reset}" + if ! sudo iptables -t nat -L POSTROUTING -v | grep "MASQUERADE.*${public_interface}.*anywhere.*anywhere"; then + echo "${blue}Enable access to public network through interface ${public_interface}${reset}" + iptables -t nat -A POSTROUTING -o ${public_interface} -j MASQUERADE + else + echo "${green}OK!${reset}" + fi +} + +###setup Openstack Management Interface +create_openstack_management_interface() { + #Check whether Openstack Management interface exists, otherwise create it + create_vlan_interface ${private_interface} ${management_vid} + + echo "${blue}Moving IP addresses from interface ${private_interface} to VLAN ${management_vid} interface ${management_interface}${reset}" + private_interface_ip_addr_list=$(ip addr show ${private_interface} | grep -oP 'inet \K[^ ]+') + if [[ ! -z ${private_interface_ip_addr_list} ]]; then + echo -e "${blue}Found IP addresses on interface ${private_interface}:\n${private_interface_ip_addr_list}${reset}" + for private_interface_ip_addr in ${private_interface_ip_addr_list} + do + echo "${blue}Removing IP address ${private_interface_ip_addr} from interface ${private_interface}${reset}" + ip addr del ${private_interface_ip_addr} dev ${private_interface} + if ip addr show ${private_interface} | grep ${private_interface_ip_addr}; then + echo "${red}Could not remove IP address ${private_interface_ip_addr} from interface ${private_interface}${reset}" + exit 1 + fi + if ! ip addr show ${management_interface} | grep ${private_interface_ip_addr}; then + echo "${blue}Adding IP address ${private_interface_ip_addr} to VLAN ${management_vid} interface ${management_interface}${reset}" + ip addr add ${private_interface_ip_addr} dev ${management_interface} + if ! ip addr show ${management_interface} | grep ${private_interface_ip_addr}; then + echo "${red}Could not set IP address ${private_interface_ip_addr} to VLAN ${management_vid} interface ${management_interface}${reset}" + exit 1 + fi + else + echo "${blue}VLAN ${management_vid} interface ${management_interface} already has assigned to itself this IP address ${private_interface_ip_addr}${reset}" + fi + done + else + echo "${red}No IP Address is assigned to interface ${private_interface}, there isn't any IP address to move to interface ${management_interface}${reset}" + fi +} + +##END FUNCTIONS + +main() { + install_qemu_kvm + install_libvirt + load_kvm_kernel_mod + start_libvirtd_service + check_interface_exists ${private_interface} + check_interface_up ${private_interface} + check_interface_exists ${public_interface} + check_interface_up ${public_interface} + setup_pxe_bridge + check_access_enabled_to_public_network + create_openstack_management_interface +} + +main "$@" |