Start VM instance when start to work. It will auto stop when computer is idle for certain amount of time as defined on the config vars

gcp-workspace

#!/bin/bash

# Config Vars
MAX_IDLE_TIME_MINUTES=15
GCP_COMPUTE_NAME=ml-node
GCP_COMPUTE_ZONE=us-central1-c
GCP_COMPUTE_IS_STOPPED=0

egress() {
    echo "Exiting script...."
    if [ $GCP_COMPUTE_IS_STOPPED -ne 1 ]; then
        gcloud compute instances stop ${GCP_COMPUTE_NAME} --zone ${GCP_COMPUTE_ZONE}
    fi
}

trap egress EXIT
# trap egress SIGINT SIGTERM SIGTSTP
gcloud compute instances start ${GCP_COMPUTE_NAME} --zone ${GCP_COMPUTE_ZONE}

while true; do
    CUR_IDLE_TIME_MINUTES=$((`xprintidle`/1000/60))
    echo -ne "Current idle time: ${CUR_IDLE_TIME_MINUTES} Minutes ........ "\\r
    if [ $CUR_IDLE_TIME_MINUTES -ge $MAX_IDLE_TIME_MINUTES ]; then
        echo "Stopping*****"
        gcloud compute instances stop ${GCP_COMPUTE_NAME} --zone ${GCP_COMPUTE_ZONE}
        GCP_COMPUTE_IS_STOPPED=1
        break
    fi
    sleep 1
done