fix systemd timer, handle when noaa gives bad data

feeder/README.md

@@ -5,10 +5,9 @@ EarthData which is done through Selenium and the Chrome browser.
 
 ## Install
 
-1. Create an account at <https://urs.earthdata.nasa.gov>
-2. `pip install -r requirements.txt`
-3. `sudo apt-get install redis-server`
-4. `sudo systemctl enable --now redis-server`
+1. `pip install -r requirements.txt`
+2. `sudo apt-get install redis-server`
+3. `sudo systemctl enable --now redis-server`
 
 ## Run
 

feeder/lib/glotec.py

@@ -1,4 +1,6 @@
+import logging
 import time
+import traceback
 
 import cartopy.crs as ccrs
 import matplotlib.pyplot as plt
@@ -12,13 +14,19 @@ from scipy.interpolate import griddata
 
 
 def get_latest_glotec():
-    r = requests.get('https://services.swpc.noaa.gov/experimental/products/glotec/geojson_2d_urt.json')
-    r.raise_for_status()
-    index_json = r.json()[-1]
-    data_url = 'https://services.swpc.noaa.gov' + index_json['url']
-    r2 = requests.get(data_url)
-    r2.raise_for_status()
-    return r2.json()
+    try:
+        r = requests.get('https://services.swpc.noaa.gov/experimental/products/glotec/geojson_2d_urt.json')
+        r.raise_for_status()
+        index_json = r.json()[-1]
+        data_url = 'https://services.swpc.noaa.gov' + index_json['url']
+        r2 = requests.get(data_url)
+        r2.raise_for_status()
+        return r2.json()
+    except:
+        logging.basicConfig()
+        logger = logging.getLogger(__name__)
+        logger.error(traceback.format_exc())
+        return None
 
 
 def plot_glotec_map(data: dict, lon_range: list, lat_range: list):

feeder/requirements.txt

@@ -1,6 +1,4 @@
 paho-mqtt==1.5.0
-chromedriver-autoinstaller==0.6.4
-selenium==4.23.1
 requests==2.32.3
 matplotlib==3.9.2
 cartopy==0.23.0
@@ -9,7 +7,6 @@ redis==5.0.8
 async-timeout==4.0.3
 Pillow
 flask==3.0.3
-schedule==1.2.2
 gunicorn==23.0.0
 python-dateutil==2.9.0.post0
 scipy==1.14.1

feeder/systemd/space-weather-cache.service

@@ -1,6 +1,6 @@
 [Unit]
 Description=Space Weather Cache
-After=network.target space-weather-cache.service
+After=network.target
 
 [Service]
 Type=simple

feeder/systemd/space-weather-mqtt.service

@@ -1,6 +1,6 @@
 [Unit]
 Description=Space Weather MQTT
-After=network.target
+After=network.target space-weather-cache.service
 
 [Service]
 Type=simple

feeder/systemd/space-weather-mqtt.timer

@@ -4,6 +4,7 @@ Description=Space Weather MQTT timer
 [Timer]
 OnCalendar=hourly
 Persistent=true
+Unit=space-weather-mqtt.service
 
 [Install]
 WantedBy=timers.target