Disk Space Monitoring Script to HA

Download Script proxmox_subscription_autofix.sh

🚀 One-Line Download & Execute

clear && curl -fsSL https://docs.greenhome.stream/attachments/23 -o monitor_disk_space_to_ha.sh && chmod +x os-update.sh

Create the script file.

Disk Space Monitoring Script and inform Home Assistant with an entity.

nano monitor_disk_space_to_ha.sh

and copy / paste the below code inside the script file monitor_disk_space_to_ha.sh

# Home Assistant Settings
url_base="https://<your domain>/api/states"
token="IsImlcwNzIzOTE0MyoxNzA3MjM5MTR9..."

# Server name
srv_name="vps_server"

# Constants for device info
DEVICE_IDENTIFIERS='["amnisia_server"]'
DEVICE_NAME="Server Disk Space Monitor"
DEVICE_MANUFACTURER="Amnisia"
DEVICE_MODEL="Disk Monitor"

# Function to send data to Home Assistant
send_to_ha() {
  local sensor_name=$1
  local value=$2
  local friendly_name=$3
  local icon=$4
  local unique_id=$5
  local url="${url_base}/${sensor_name}"
  local device_info="{\"identifiers\":${DEVICE_IDENTIFIERS},\"name\":\"${DEVICE_NAME}\",\"manufacturer\":\"${DEVICE_MANUFACTURER}\",\"model\":\"${DEVICE_MODEL}\"}"
  local payload="{\"state\":\"${value}\",\"attributes\":{\"friendly_name\":\"${friendly_name}\",\"icon\":\"${icon}\",\"device\":${device_info}}}"
  curl -X POST -H "Authorization: Bearer ${token}" -H 'Content-Type: application/json' --data "${payload}" "${url}"
}

# Function to check disk space
check_disk_space() {
  # Get disk space usage and free space
  disk_usage_kb=$(df / | awk 'NR==2 {print $3}')  # Used space in KB
  disk_free_kb=$(df / | awk 'NR==2 {print $4}')   # Free space in KB

  # Convert KB to GB
  disk_usage_gb=$(df / | awk 'NR==2 {printf "%.2f", $3/1024/1024}')  # Used space in GB
  disk_free_gb=$(df / | awk 'NR==2 {printf "%.2f", $4/1024/1024}')   # Free space in GB
  # Send disk usage and free space to Home Assistant
  send_to_ha "sensor.${srv_name}_disk_usage" "${disk_usage_gb}" "Disk Used Space (GB)" "mdi:harddisk" "${srv_name}_disk_usage"
  send_to_ha "sensor.${srv_name}_disk_free" "${disk_free_gb}" "Disk Free Space (GB)" "mdi:harddisk" "${srv_name}_disk_free"
}

# Run the function to check disk space
check_disk_space

Download the script.

Attachment link : monitor_disk_space_to_ha.sh

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