Reveal dashboards and panels that have alerts but no notification channels

grafana_alert_maint.py

# Reveal dashboards and panels that have alerts but no notification channels
# Works on Grafana v8 Alerts (v9 changes alerts a lot)
# This script is useful for when you accidentally change alert notification channel
import requests
from config import base_url, api_key
headers = {'Authorization': f'Bearer {api_key}'}

def get_dashboards():
    url = f'{base_url}/api/search'
    response = requests.get(url, headers=headers)
    response.raise_for_status()
    return response.json()

def get_dashboard_by_uid(uid):
    url = f'{base_url}/api/dashboards/uid/{uid}'
    response = requests.get(url, headers=headers)
    response.raise_for_status()
    return response.json()

def get_notification_channel(channel_uid):
    url = f'{base_url}/api/alert-notifications/uid/{channel_uid}'
    response = requests.get(url, headers=headers)
    response.raise_for_status()
    return response.json()

def get_panels_from_rows(rows):
    panels = []
    for row in rows:
        if 'panels' in row:
            panels.extend(row['panels'])
    return panels

dashboards = get_dashboards()

for db in dashboards:
    dashboard = get_dashboard_by_uid(db['uid'])
    panels = []

    if 'panels' in dashboard['dashboard']:
        panels.extend(dashboard['dashboard']['panels'])

    if 'rows' in dashboard['dashboard']:
        panels.extend(get_panels_from_rows(dashboard['dashboard']['rows']))

    for panel in panels:
        if 'alert' in panel:
            alert = panel['alert']
            notification_channels = []
            for notification in alert['notifications']:
                notification_channel = get_notification_channel(notification['uid'])
                notification_channels.append(notification_channel['name'])
            if len(notification_channels) == 0:
                print(f"Dashboard: {dashboard['meta']['slug']} Panel: {panel['title']} has no notification channels, go to {base_url}{dashboard['meta']['url']}?editPanel={panel['id']}&tab=alert to add one.")