gitops_blog_bash_script_v3.sh

#!/bin/bash

# assume default if nothing is passed in
CONFIG_PROFILE=${1:-"default"}

influx config set -n $CONFIG_PROFILE -a > /dev/null 2>&1
if [ $? -eq 0 ]; then
    echo "Successfully set config profile to $CONFIG_PROFILE..."
else
    echo "$CONFIG_PROFILE config profile not found..."
    if [ $CONFIG_PROFILE == "default" ]; then
        echo "Checking if there are any config profiles..."
        IS_SETUP=$(influx config ls --json | jq 'length')
        if [ $IS_SETUP -eq 0 ]; then
            echo "Couldn't find any config profiles, so let's"
            echo "try to set up the instance..."
            influx setup -f -b telegraf -o influxdata -u admin -p something
            if [ $? -eq 0 ]; then
                echo "Successfully set config profile to $CONFIG_PROFILE..."
            fi
        fi
    else
        if [ -z "$INFLUX_TOKEN" ] || [ -z "$INFLUX_ORG" ] || [ -z "$INFLUX_URL" ]; then
            # We are missing the env variables to set it up so let's get out of here
            echo "Config profile $CONFIG_PROFILE not found and there is no way to set it up. Exiting."
            exit 1
        else
            influx config create -n $CONFIG_PROFILE -u $INFLUX_URL -o $INFLUX_ORG -t $INFLUX_TOKEN -a
            if [ $? -eq 0 ]; then
                echo "Successfully set config profile to $CONFIG_PROFILE..."
            else
                echo "There was a problem creating $CONFIG_PROFILE. Exiting."
                exit 1
            fi
        fi
    fi
fi

echo "Checking for existing stacks..."
MONITORING_STACK_ID=$(influx stacks --stack-name monitoring --json | jq -r '.[0].ID')
if [ "$MONITORING_STACK_ID" == "null" ]; then
    echo "No stack found. Initializing our stack..."
    MONITORING_STACK_ID=$(influx stacks init -n monitoring --json | jq -r '.ID')
fi

# Setting the base path
BASE_PATH="$(pwd)"

echo "Applying our stack..."
cat $BASE_PATH/monitoring/*.yml | \
influx apply --force true --stack-id $MONITORING_STACK_ID -q

# Check the last response to see if everything is ok
if [ $? -eq 0 ]; then
    echo "Everything was set up successfully!"
else
    echo "There was a problem applying the stack."
    exit 1
fi