Add redeploy_server script
This script can be used to execute the redeploy server workflow. Note that the Shipyard CLI should be installed prior to running this script. Change-Id: Ia5a799b822cbf84099f5373a65e8b0b4a56f5237
This commit is contained in:
parent
2abf00876b
commit
8d0ebfaeb1
|
@ -0,0 +1,144 @@
|
|||
#!/bin/bash
|
||||
# Copyright 2018 AT&T Intellectual Property. All other rights reserved.
|
||||
#
|
||||
# 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 -ex
|
||||
|
||||
# Check to ensure that the Shipyard CLI has been installed on
|
||||
# the Genesis host during the deckhand YAML load phase. Exit
|
||||
# script if Shipyard CLI is not installed.
|
||||
command -v shipyard >/dev/null 2>&1 || { echo >&2 "Please install Shipyard CLI before executing the script."; exit 1; }
|
||||
|
||||
# We will need to pass the name of the server that we want to redeploy
|
||||
# when we execute the script. It is mandatory to do so and the script
|
||||
# will exit with exception if the server name is missing. For instance,
|
||||
# we can excute the script in the following manner:
|
||||
#
|
||||
# $ ./redeploy_server.sh controller01
|
||||
#
|
||||
if [[ -z "$1" ]]; then
|
||||
echo -e "Please specify the server name!"
|
||||
exit 1
|
||||
fi
|
||||
|
||||
# Define Variables
|
||||
server=$1
|
||||
namespace="ucp"
|
||||
|
||||
# Initialize Variables
|
||||
# Note that 'query_time' has a default value of 90 seconds
|
||||
# Note that 'redeploy_server_max_count' has a default value of 40 loops (based on
|
||||
# 90 seconds back off per cycle, i.e. 40 * 90 = 3600 seconds = 1 hr)
|
||||
# Note that user can use a different value for each of the variables by exporting
|
||||
# the required environment variable prior to running the script
|
||||
query_time=${query_time:-90}
|
||||
redeploy_server_max_count=${redeploy_server_max_count:-40}
|
||||
|
||||
# Export Environment Variables
|
||||
export OS_USER_DOMAIN_NAME="${OS_USER_DOMAIN_NAME:-default}"
|
||||
export OS_PROJECT_DOMAIN_NAME="${OS_PROJECT_DOMAIN_NAME:-default}"
|
||||
export OS_PROJECT_NAME="${OS_PROJECT_NAME:-service}"
|
||||
export OS_USERNAME="${OS_USERNAME:-shipyard}"
|
||||
export OS_PASSWORD="${OS_PASSWORD:-password}"
|
||||
export OS_AUTH_URL="${OS_AUTH_URL:-http://keystone.${namespace}:80/v3}"
|
||||
|
||||
# Define Color
|
||||
NC='\033[0m'
|
||||
RED='\033[0;31m'
|
||||
GREEN='\033[0;32m'
|
||||
|
||||
# Execute redeploy_server dag
|
||||
echo -e "Execute redeploy_server Dag...\n"
|
||||
shipyard create action redeploy_server --param="server-name=${server}"
|
||||
|
||||
# The status or lifecycle phase of an action can be
|
||||
#
|
||||
# 1) Pending - The action is scheduled or preparing for execution.
|
||||
# 2) Processing - The action is underway.
|
||||
# 3) Complete - The action has completed successfully.
|
||||
# 4) Failed - The action has encountered an error, and has failed.
|
||||
# 5) Paused - The action has been paused by a user.
|
||||
# 6) Unknown (*) - Unknown State for corner cases
|
||||
# 7) null - We will end up with a `null` response from Shipyard if we
|
||||
# query the status of the task with an expired keystone token.
|
||||
# Note that this should never happen if we use Shipyard CLI as
|
||||
# new token is retrieved each time. Description for state 'null'
|
||||
# is included here for information only.
|
||||
#
|
||||
# Print current list of actions in Shipyard
|
||||
shipyard get actions
|
||||
|
||||
# Retrieve the ID of the 'redeploy_server' action that is currently being executed
|
||||
echo -e "Retrieving Action ID...\n"
|
||||
action_id=`shipyard get actions | grep redeploy_server | grep -i Processing | awk '{print $2}'`
|
||||
|
||||
if ! [[ ${action_id} ]]; then
|
||||
echo "Unable to Retrieve 'redeploy_server' Action ID!"
|
||||
exit 1
|
||||
else
|
||||
echo "The Action ID is" ${action_id}
|
||||
fi
|
||||
|
||||
# Initialize 'action_lifecycle' to 'Pending'
|
||||
action_lifecycle="Pending"
|
||||
|
||||
# Polling for 'redeploy_server' action
|
||||
redeploy_server_counter=1
|
||||
|
||||
check_timeout_counter() {
|
||||
|
||||
# Check total elapsed time
|
||||
# The default time out is set to 1 hr
|
||||
if [[ $redeploy_server_counter -ge $redeploy_server_max_count ]]; then
|
||||
echo 'Redeploy server task has timed out.'
|
||||
break
|
||||
fi
|
||||
}
|
||||
|
||||
while true;
|
||||
do
|
||||
# Get Current State of Action Lifecycle
|
||||
describe_action=`shipyard describe ${action_id}`
|
||||
action_lifecycle=`echo ${describe_action} | awk '{print $6}'`
|
||||
|
||||
if [[ $action_lifecycle == "Complete" ]]; then
|
||||
echo -e '\nServer Successfully Redeployed\n'
|
||||
break
|
||||
fi
|
||||
|
||||
# Check Dag state
|
||||
if [[ $action_lifecycle == "Failed" ]] || [[ $action_lifecycle == "Paused" ]] || \
|
||||
[[ $action_lifecycle == "Unknown"* ]] || [[ $action_lifecycle == "null" ]]; then
|
||||
echo -e "Dag Execution is in" ${RED}$action_lifecycle${NC} "state\n"
|
||||
break
|
||||
else
|
||||
echo -e "Dag Execution is in" ${GREEN}$action_lifecycle${NC} "state\n"
|
||||
|
||||
# Back off between each iteration
|
||||
echo -e "Back Off for $query_time seconds...\n"
|
||||
sleep $query_time
|
||||
|
||||
# Step counter and check the timeout counter
|
||||
((redeploy_server_counter++))
|
||||
check_timeout_counter
|
||||
fi
|
||||
done
|
||||
|
||||
# Return exit code so that we can use it to determine the final
|
||||
# state of the workflow
|
||||
if [[ $action_lifecycle == "Complete" ]]; then
|
||||
exit 0
|
||||
else
|
||||
exit 1
|
||||
fi
|
Loading…
Reference in New Issue