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authorPeter Mikus <pmikus@cisco.com>2018-10-08 09:33:20 +0000
committerPeter Mikus <pmikus@cisco.com>2018-10-17 14:35:07 +0000
commit2f5317d594411424be9bffeb4ccfe441e7b50530 (patch)
tree62cb091db415ac9067a040ca209fd2413ccb2137 /resources/libraries
parentcf4c60a780c0090174634ca87289001d7f02fc99 (diff)
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 <pmikus@cisco.com>
Diffstat (limited to 'resources/libraries')
-rwxr-xr-xresources/libraries/bash/entry/bootstrap_setup_testbed.sh35
-rw-r--r--resources/libraries/bash/function/setup.sh190
2 files changed, 225 insertions, 0 deletions
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:
+# ++ ${@} = <linux_ip> <mgmt_ip> <mgmt_username> <mgmt_pass>
+# Consequences (and specific assumptions) are multiple,
+# examine tree of functions for current description.
+
+# "set -eu" handles failures from the following two lines.
+BASH_ENTRY_DIR="$(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!"
+}