From 2f5317d594411424be9bffeb4ccfe441e7b50530 Mon Sep 17 00:00:00 2001 From: Peter Mikus Date: Mon, 8 Oct 2018 09:33:20 +0000 Subject: Script for PXE host staging Introducing script for staging server via PXE and controlling CIMC/IPMI reboot. Change-Id: I1667e1906e7de73b7bca994d82de75e12c0d382a Signed-off-by: Peter Mikus --- .../bash/entry/bootstrap_setup_testbed.sh | 35 ++++ resources/libraries/bash/function/setup.sh | 190 +++++++++++++++++++++ 2 files changed, 225 insertions(+) create mode 100755 resources/libraries/bash/entry/bootstrap_setup_testbed.sh create mode 100644 resources/libraries/bash/function/setup.sh (limited to 'resources/libraries/bash') diff --git a/resources/libraries/bash/entry/bootstrap_setup_testbed.sh b/resources/libraries/bash/entry/bootstrap_setup_testbed.sh new file mode 100755 index 0000000000..9dd61cfc9d --- /dev/null +++ b/resources/libraries/bash/entry/bootstrap_setup_testbed.sh @@ -0,0 +1,35 @@ +#!/usr/bin/env bash + +# Copyright (c) 2018 Cisco and/or its affiliates. +# 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. + +set -exuo pipefail + +# Assumptions: +# + There is a directory holding CSIT code to use (this script is there). +# ++ This entry script has access to arguments: +# ++ ${@} = +# Consequences (and specific assumptions) are multiple, +# examine tree of functions for current description. + +# "set -eu" handles failures from the following two lines. +BASH_ENTRY_DIR="$(dirname $(readlink -e "${BASH_SOURCE[0]}"))" +BASH_FUNCTION_DIR="$(readlink -e "${BASH_ENTRY_DIR}/../function")" +source "${BASH_FUNCTION_DIR}/common.sh" || { + echo "Source failed." >&2 + exit 1 +} +source "${BASH_FUNCTION_DIR}/setup.sh" || die "Source failed." +common_dirs || die +pxe_host "${@}" || die +ansible_host || die diff --git a/resources/libraries/bash/function/setup.sh b/resources/libraries/bash/function/setup.sh new file mode 100644 index 0000000000..0b863aa17a --- /dev/null +++ b/resources/libraries/bash/function/setup.sh @@ -0,0 +1,190 @@ +#!/usr/bin/env bash + +# Copyright (c) 2018 Cisco and/or its affiliates. +# 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. + +set -exuo pipefail + + +function ansible_host () { + # Setup host via ansible playbook. + # + # Variable read: + # - ${HOST} - Server production IP address (Linux). + + set -exuo pipefail + + pushd "${TOOLS_DIR}"/testbed-setup/ansible || die "Pushd failed!" + ssh-copy-id -o StrictHostKeyChecking=no testuser@"${HOST}" + ansible-playbook --vault-id vault_pass --extra-vars '@vault.yml' \ + --inventory production site.yaml --limit ${HOST} || { + die "Failed to ansible host!" + } + popd || die "Popd failed!" +} + + +function installed () { + # Check if the given utility is installed. Fail if not installed. + # + # Arguments: + # - ${1} - Utility to check. + # Returns: + # - 0 - If command is installed. + # - 1 - If command is not installed. + + set -exuo pipefail + + command -v "${1}" +} + + +function pxe_cimc () { + # Reboot server with next boot set to PXE, disables PXE after server is UP + # to prevent endless loop. + # + # Variable read: + # - ${HOST} - Server production IP address (Linux). + # - ${MGMT} - Server management IP address (IPMI/CIMC). + # - ${USER} - CIMC user. + # - ${PASS} - CIMC pass. + + set -exuo pipefail + + pushd "${TOOLS_DIR}"/testbed-setup/cimc || die "Pushd failed!" + ./cimc.py -u "${USER}" -p "${PASS}" "${MGMT}" --debug -pxe || { + die "Failed to send the PXE reboot command!" + } + for i in $(seq 1 500); do + warn "Waiting for server to become reachable ... " || die + if pingable "${HOST}"; then + ./cimc.py -u "${USER}" -p "${PASS}" "${MGMT}" --debug -hdd || { + die "Failed to send the HDD command!" + } + ssh-keygen -f "/home/testuser/.ssh/known_hosts" -R "${HOST}" || { + die "Failed to remove obsolete SSH key!" + } + warn "Server reachable, PXE running!" || die + break + fi + done + popd || die "Popd failed!" +} + + +function pxe_host () { + # Reboot host into PXE mode and detect once it is up. + # + # Variable read: + # - ${@} - All script arguments from command line. + # Variable set: + # - ${HOST} - Server production IP address (Linux). + # - ${MGMT} - Server management IP address (IPMI/CIMC). + # - ${USER} - User. + # - ${PASS} - Pass. + + set -exuo pipefail + + if ! installed ipmitool; then + die "ipmitool not present. Please install before continue!" + fi + + HOST=${1} + MGMT=${2} + USER=${3} + PASS=${4} + + ipmi="ipmitool -I lanplus -H ${MGMT} -U ${USER} -P ${PASS} chassis status" + cimc="./cimc.py -u ${USER} -p ${PASS} ${MGMT} --mac-table" + pushd "${TOOLS_DIR}"/testbed-setup/cimc || die "Pushd failed!" + if ${ipmi}; then + warn "This is IMPI managed server!" + pxe_supermicro || die + elif ${cimc}; then + warn "This is CIMC managed server!" + pxe_cimc || die + else + die "Unknown management console!" + fi + popd || die "Popd failed!" + + wait_for_ssh || die +} + + +function pxe_supermicro () { + # Reboot server with next boot set to PXE. + # + # Variable read: + # - ${HOST} - Server production IP address (Linux). + # - ${MGMT} - Server management IP address (IPMI/CIMC). + # - ${USER} - IPMI user. + # - ${PASS} - IPMI pass. + + set -exuo pipefail + + if ! installed ipmitool; then + die "ipmitool not present. Please install before continue!" + fi + + cmd="chassis bootdev pxe" + ipmitool -I lanplus -H "${MGMT}" -U "${USER}" -P "${PASS}" "${cmd}" || { + die "Failed to send the ${cmd} command!" + } + cmd="power reset" + ipmitool -I lanplus -H "${MGMT}" -U "${USER}" -P "${PASS}" "${cmd}" || { + die "Failed to send the ${cmd} command!" + } + for i in $(seq 1 500); do + warn "Waiting for server to become reachable ... " || die + if pingable "${HOST}"; then + ssh-keygen -f "/home/testuser/.ssh/known_hosts" -R "${HOST}" || { + die "Failed to remove obsolete SSH key!" + } + warn "Server reachable, PXE running!" || die + break + fi + done +} + + +function pingable () { + # Check if the host is reachable over ping. Fail if not reachable. + # + # Arguments: + # - ${1} - Host to check. + # Returns: + # - 0 - If host is reachable over ping. + # - 1 - If host is not reachable over ping. + + set -exuo pipefail + + ping -q -c 1 "${1}" 2>&1 > /dev/null +} + + +function wait_for_ssh () { + # Check if the host is reachable over SSH. Fail if not reachable. + # + # Variable read: + # - ${HOST} - Server production IP address (Linux). + + set -exuo pipefail + + while ! ssh "${HOST}" + do + warn "SSH not yet reachable, trying again!" + sleep 2 + done + warn "SSH reachable!" +} -- cgit 1.2.3-korg