Refactor functions.sh script
[kuberef.git] / functions.sh
index 5f7c0db..aa9bf68 100755 (executable)
 #!/bin/bash
 # SPDX-license-identifier: Apache-2.0
 ##############################################################################
-# Copyright (c)
+# Copyright (c) Ericsson AB 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
 ##############################################################################
 
-# Clean up
-clean_up() {
-    if sudo virsh list --all | grep "${VM_NAME}.*running" ; then
-        sudo virsh destroy "$VM_NAME"
+info() {
+    _print_msg "INFO" "$1"
+}
+
+error() {
+    _print_msg "ERROR" "$1"
+    exit 1
+}
+
+_print_msg() {
+    echo "$(date +%H:%M:%S) - $1: $2"
+}
+
+assert_non_empty() {
+    if [ -z "$1" ]; then
+        error "$2"
+    fi
+}
+
+check_prerequisites() {
+    info "Check prerequisites"
+
+    #-------------------------------------------------------------------------------
+    # We shouldn't be running as root
+    #-------------------------------------------------------------------------------
+    if [[ "$(whoami)" == "root" ]]; then
+        error "This script must not be run as root! Please switch to a regular user before running the script."
+    fi
+
+    #-------------------------------------------------------------------------------
+    # Check for passwordless sudo
+    #-------------------------------------------------------------------------------
+    if ! sudo -n "true"; then
+        error "passwordless sudo is needed for '$(id -nu)' user."
+    fi
+
+    #-------------------------------------------------------------------------------
+    # Check if SSH key exists
+    #-------------------------------------------------------------------------------
+    if [[ ! -f "$HOME/.ssh/id_rsa" ]]; then
+        error "You must have SSH keypair in order to run this script!"
+    fi
+
+    #-------------------------------------------------------------------------------
+    # We are using sudo so we need to make sure that env_reset is not present
+    #-------------------------------------------------------------------------------
+    sudo sed -i "s/^Defaults.*env_reset/#&/" /etc/sudoers
+
+    #-------------------------------------------------------------------------------
+    # Check if some tools are installed
+    #-------------------------------------------------------------------------------
+    for tool in ansible yq virsh; do
+        if ! command -v "$tool" &> /dev/null; then
+            error "$tool not found. Please install."
+        fi
+    done
+
+    #-------------------------------------------------------------------------------
+    # Check if user belongs to libvirt's group
+    #-------------------------------------------------------------------------------
+    libvirt_group="libvirt"
+    # shellcheck disable=SC1091
+    source /etc/os-release || source /usr/lib/os-release
+    if [ "${ID,,}" == "ubuntu" ] && [ "$VERSION_ID" == "16.04" ]; then
+        libvirt_group+="d"
     fi
-    if sudo virsh list --all | grep "${VM_NAME}" ; then
-        sudo virsh undefine "$VM_NAME"
+    if ! groups | grep "$libvirt_group"; then
+        error "$(id -nu) user doesn't belong to $libvirt_group group."
     fi
-    sudo rm -rf "/var/lib/libvirt/images/$VM_NAME"
-    sleep 5
 }
 
-# Create jumphost VM
-create_jump() {
-    ./create_vm.sh "$VM_NAME"
-    sleep 30
+# Get jumphost VM PXE IP
+get_host_pxe_ip() {
+    local PXE_NETWORK
+    local PXE_IF_INDEX
+    local PXE_IF_IP
+
+    host=$1
+    assert_non_empty "$host" "get_ip - host parameter not provided"
+
+    PXE_NETWORK=$(yq r "$CURRENTPATH"/hw_config/"$VENDOR"/idf.yaml  engine.pxe_network)
+    assert_non_empty "$PXE_NETWORK" "PXE network for jump VM not defined in IDF."
+
+    PXE_IF_INDEX=$(yq r "$CURRENTPATH"/hw_config/"${VENDOR}"/idf.yaml idf.net_config."$PXE_NETWORK".interface)
+    assert_non_empty "$PXE_IF_INDEX" "Index of PXE interface not found in IDF."
+
+    PXE_IF_IP=$(yq r "$CURRENTPATH"/hw_config/"${VENDOR}"/pdf.yaml "$host".interfaces["$PXE_IF_INDEX"].address)
+    assert_non_empty "$PXE_IF_IP" "IP of PXE interface not found in PDF."
+
+    echo "$PXE_IF_IP"
 }
 
 # Get jumphost VM IP
 get_vm_ip() {
-    sudo virsh domifaddr "$VM_NAME" | awk 'FNR == 3 {gsub(/\/.*/, ""); print $4}'
-}
-
-# Setup PXE network
-setup_PXE_network() {
-    ssh -o StrictHostKeyChecking=no -tT "$USERNAME"@"$(get_vm_ip)" << "EOF"
-sudo ifconfig $PXE_IF up
-sudo ifconfig $PXE_IF $PXE_IF_IP netmask $NETMASK
-sudo ifconfig $PXE_IF hw ether $PXE_IF_MAC
-EOF
+    ip=$(get_host_pxe_ip "jumphost")
+    echo "$ip"
 }
 
 # Copy files needed by Infra engine & BMRA in the jumphost VM
 copy_files_jump() {
     scp -r -o StrictHostKeyChecking=no \
-    "$CURRENTPATH/{hw_config/$VENDOR/,sw_config/$INSTALLER/}" \
+    "$CURRENTPATH"/{hw_config/"$VENDOR"/,sw_config/"$INSTALLER"/} \
     "$USERNAME@$(get_vm_ip):$PROJECT_ROOT"
 }
 
 # Host Provisioning
 provision_hosts() {
-    ssh -tT "$USERNAME"@"$(get_vm_ip)" << "EOF"
+    # shellcheck disable=SC2087
+    ssh -o StrictHostKeyChecking=no -tT "$USERNAME"@"$(get_vm_ip)" << EOF
 # Install and run cloud-infra
 if [ ! -d "${PROJECT_ROOT}/engine" ]; then
     ssh-keygen -t rsa -N "" -f ${PROJECT_ROOT}/.ssh/id_rsa
     git clone https://gerrit.nordix.org/infra/engine.git
     cp $PROJECT_ROOT/$VENDOR/{pdf.yaml,idf.yaml} \
     ${PROJECT_ROOT}/engine/engine
-# NOTE: will be removed when centos image path will be added in infra-engine
-sudo mkdir /httpboot
-# sudo cp -r ${PROJECT_ROOT}/deployment_image.qcow2 /httpboot
 fi
 cd ${PROJECT_ROOT}/engine/engine
 ./deploy.sh -s ironic -d centos7 \
@@ -69,39 +133,47 @@ EOF
 
 # Setup networking on provisioned hosts (Adapt setup_network.sh according to your network setup)
 setup_network() {
-    ssh -tT  "$USERNAME"@"$(get_vm_ip)" << "EOF"
-ssh -o StrictHostKeyChecking=no root@$MASTER_IP \
-    'bash -s' <  ${PROJECT_ROOT}/${VENDOR}/setup_network.sh
-ssh -o StrictHostKeyChecking=no root@$WORKER_IP \
+# Set Upper limit of number nodes in RI2 cluster (starting from 0)
+NODE_MAX_ID=$(($(yq r "$CURRENTPATH"/hw_config/"$VENDOR"/idf.yaml --length idf.kubespray.hostnames)-1))
+
+for idx in $(seq 0 "$NODE_MAX_ID")
+do
+    NODE_IP=$(get_host_pxe_ip "nodes[${idx}]")
+# SSH to jumphost
+    # shellcheck disable=SC2087
+    ssh -o StrictHostKeyChecking=no -tT "$USERNAME"@"$(get_vm_ip)" << EOF
+ssh -o StrictHostKeyChecking=no root@${NODE_IP} \
     'bash -s' <  ${PROJECT_ROOT}/${VENDOR}/setup_network.sh
 EOF
+done
 }
 
 # k8s Provisioning (currently BMRA)
 provision_k8s() {
-    ssh -tT  "$USERNAME"@"$(get_vm_ip)" << "EOF"
+    # shellcheck disable=SC2087
+    ssh -o StrictHostKeyChecking=no -tT "$USERNAME"@"$(get_vm_ip)" << EOF
 # Install BMRA
-if [ ! -d "${PROJECT_ROOT}/container-experience-kits" ]; then
+if ! command -v docker; then
     curl -fsSL https://get.docker.com/ | sh
     printf "Waiting for docker service..."
     until sudo docker info; do
         printf "."
         sleep 2
     done
-    git clone https://github.com/intel/container-experience-kits.git
-    cd ${PROJECT_ROOT}/container-experience-kits
-    git checkout v1.4.1
-    git submodule update --init
-    cp -r examples/group_vars examples/host_vars .
-    cp ${PROJECT_ROOT}/${INSTALLER}/inventory.ini \
+fi
+if [ ! -d "${PROJECT_ROOT}/container-experience-kits" ]; then
+    git clone --recurse-submodules --depth 1 https://github.com/intel/container-experience-kits.git -b v1.4.1 ${PROJECT_ROOT}/container-experience-kits/
+    cp -r ${PROJECT_ROOT}/container-experience-kits/examples/group_vars ${PROJECT_ROOT}/container-experience-kits/
+#TODO Remove this once the reported issue is fixed in the next BMRA Release
+    sed -i '/\openshift/a \    extra_args: --ignore-installed PyYAML' \
+        ${PROJECT_ROOT}/container-experience-kits/roles/net-attach-defs-create/tasks/main.yml
+fi
+cp ${PROJECT_ROOT}/${INSTALLER}/inventory.ini \
     ${PROJECT_ROOT}/container-experience-kits/
-    cp ${PROJECT_ROOT}/${INSTALLER}/all.yml \
+cp ${PROJECT_ROOT}/${INSTALLER}/{all.yml,kube-node.yml} \
     ${PROJECT_ROOT}/container-experience-kits/group_vars/
-    cp ${PROJECT_ROOT}/${INSTALLER}/node1.yml \
-    ${PROJECT_ROOT}/container-experience-kits/host_vars/
-fi
-sudo service docker start
 sudo docker run --rm \
+-e ANSIBLE_CONFIG=/bmra/ansible.cfg \
 -v ${PROJECT_ROOT}/container-experience-kits:/bmra \
 -v ~/.ssh/:/root/.ssh/ rihabbanday/bmra-install:centos \
 ansible-playbook -i /bmra/inventory.ini /bmra/playbooks/cluster.yml