Docker optimization

.github/workflows/compile.yml

@@ -82,6 +82,16 @@
             with:
               name: lint-report
               path: ${{ github.workspace }}/lint-report.json
+          - name: Setup Python      
+            uses: actions/setup-python@v5
+            with:
+              python-version: "3.12"
+          - name: Setup uncompromising Python code formatter
+            run: |
+              python -m pip install black==24.3.0
+          - name: Run Black in the check mode (and ignore output)
+            run: |
+              black --check --verbose --line-length 120 --target-version py312 deploy || true
     check_flasher:
         runs-on: ubuntu-latest
         steps:

deploy/alerts/Dockerfile

@@ -1,5 +1,5 @@
-FROM python:3.10.6
-ADD alerts.py .
-ADD requirements.txt .
-RUN pip install -r requirements.txt --no-cache-dir && rm -f requirements.txt
+FROM python:3.12-slim
+COPY alerts.py .
+RUN --mount=type=bind,source=requirements.txt,target=/tmp/requirements.txt \
+    python -m pip install --no-cache-dir -r /tmp/requirements.txt
 CMD python alerts.py

deploy/alerts/alerts.py

@@ -17,15 +17,13 @@
 alarm_url = "https://api.ukrainealarm.com/api/v3/alerts"
 region_url = "https://api.ukrainealarm.com/api/v3/regions"
 
-alert_token = os.environ.get('ALERT_TOKEN') or 'token'
-memcached_host = os.environ.get('MEMCACHED_HOST') or 'localhost'
+alert_token = os.environ.get("ALERT_TOKEN") or "token"
+memcached_host = os.environ.get("MEMCACHED_HOST") or "localhost"
 
-alert_loop_time = int(os.environ.get('ALERT_PERIOD', 3))
+alert_loop_time = int(os.environ.get("ALERT_PERIOD", 3))
 
 # Authorization header
-headers = {
-    "Authorization": "%s" % alert_token
-}
+headers = {"Authorization": "%s" % alert_token}
 
 regions = {
     "Закарпатська область": {"id": 1},
@@ -73,38 +71,33 @@ async def alarm_data(mc):
         alerts_cached = await mc.get(b"alerts")
 
         if alerts_cached:
-            alerts_cached_data = json.loads(alerts_cached.decode('utf-8'))
+            alerts_cached_data = json.loads(alerts_cached.decode("utf-8"))
         else:
             alerts_cached_data = {}
 
         empty_data = {
-            'alertnow': False,
-            'changed': None,
+            "alertnow": False,
+            "changed": None,
         }
 
         current_datetime = datetime.utcnow().strftime("%Y-%m-%dT%H:%M:%SZ")
-        if alerts_cached_data.get('info', {}).get('is_started', False) is False \
-                or alerts_cached_data.get('version', 0) != version:
+        if (
+            alerts_cached_data.get("info", {}).get("is_started", False) is False
+            or alerts_cached_data.get("version", 0) != version
+        ):
             logging.debug("fill empty fields")
-            alerts_cached_data = {
-                "version": version,
-                "states": {},
-                "info": {
-                    "last_update": None,
-                    "is_started": False
-                }
-            }
+            alerts_cached_data = {"version": version, "states": {}, "info": {"last_update": None, "is_started": False}}
 
             logging.debug("fill start data")
             async with aiohttp.ClientSession() as session:
                 response = await session.get(region_url, headers=headers)  # Replace with your URL
                 new_data = await response.text()
                 data = json.loads(new_data)
-            for item in data['states']:
+            for item in data["states"]:
                 region_name = item["regionName"]
                 alerts_cached_data["states"][region_name] = copy(empty_data)
 
-                region_alert_url = "%s/%s" % (alarm_url, item['regionId'])
+                region_alert_url = "%s/%s" % (alarm_url, item["regionId"])
                 async with aiohttp.ClientSession() as session:
                     response = await session.get(region_alert_url, headers=headers)  # Replace with your URL
                     new_data = await response.text()
@@ -121,26 +114,24 @@ async def alarm_data(mc):
         alert_region_names = []
         for item in data:
             for alert in item["activeAlerts"]:
-                if (alert["regionId"] == item["regionId"]
-                        and alert["regionType"] == "State"
-                        and alert["type"] == "AIR"):
+                if alert["regionId"] == item["regionId"] and alert["regionType"] == "State" and alert["type"] == "AIR":
                     region_name = item["regionName"]
-                    region_data = alerts_cached_data['states'].get(region_name, empty_data)
+                    region_data = alerts_cached_data["states"].get(region_name, empty_data)
                     alert_region_names.append(region_name)
                     region_data["alertnow"] = True
-                    region_data["changed"] = alert['lastUpdate']
+                    region_data["changed"] = alert["lastUpdate"]
                     alerts_cached_data["states"][region_name] = region_data
 
         logging.debug("parse states")
         for region_name, data in regions.items():
-            if region_name not in alert_region_names and alerts_cached_data['states'][region_name]['alertnow'] is True:
-                alerts_cached_data['states'][region_name]['alertnow'] = False
-                alerts_cached_data['states'][region_name]['changed'] = current_datetime
+            if region_name not in alert_region_names and alerts_cached_data["states"][region_name]["alertnow"] is True:
+                alerts_cached_data["states"][region_name]["alertnow"] = False
+                alerts_cached_data["states"][region_name]["changed"] = current_datetime
 
-        alerts_cached_data['info']['is_started'] = True
-        alerts_cached_data['info']['last_update'] = current_datetime
+        alerts_cached_data["info"]["is_started"] = True
+        alerts_cached_data["info"]["last_update"] = current_datetime
         logging.debug("store alerts data: %s" % current_datetime)
-        await mc.set(b"alerts", json.dumps(alerts_cached_data).encode('utf-8'))
+        await mc.set(b"alerts", json.dumps(alerts_cached_data).encode("utf-8"))
         logging.debug("alerts data stored")
 
     except Exception as e:

deploy/alerts/requirements.txt

@@ -1,2 +1,2 @@
-aiohttp==3.9.2
+aiohttp==3.9.3
 aiomcache==0.8.1

deploy/check/Dockerfile

@@ -1,5 +1,5 @@
-FROM python:3.10.6
-ADD check.py .
-ADD requirements.txt .
-RUN pip install -r requirements.txt --no-cache-dir && rm -f requirements.txt
+FROM python:3.12-slim
+COPY check.py .
+RUN --mount=type=bind,source=requirements.txt,target=/tmp/requirements.txt \
+    python -m pip install --no-cache-dir -r /tmp/requirements.txt
 CMD python check.py

deploy/check/check.py

@@ -7,9 +7,9 @@
 logging.basicConfig(level=logging.DEBUG)
 logger = logging.getLogger(__name__)
 
-memcached_host = os.environ.get('MEMCACHED_HOST') or 'localhost'
+memcached_host = os.environ.get("MEMCACHED_HOST") or "localhost"
 
-alert_loop_time = os.environ.get('ALERT_PERIOD') or 3
+alert_loop_time = os.environ.get("ALERT_PERIOD") or 3
 
 
 async def alarm_data(mc, alerts_cached_data):
@@ -19,8 +19,8 @@ async def alarm_data(mc, alerts_cached_data):
 
         if task1_result:
             logger.debug("result")
-            encoded_result = json.loads(task1_result.decode('utf-8'))
-            logging.info(task1_result.decode('utf-8'))
+            encoded_result = json.loads(task1_result.decode("utf-8"))
+            logging.info(task1_result.decode("utf-8"))
 
         await asyncio.sleep(alert_loop_time)
 
@@ -48,9 +48,10 @@ async def main():
         finally:
             asyncio.sleep(1)
 
+
 if __name__ == "__main__":
     try:
         logger.debug("Task 1: Doing some cool async stuff...")
         asyncio.run(main())
     except KeyboardInterrupt:
-        pass
+        pass

deploy/check/requirements.txt

@@ -1,2 +1,2 @@
-aiohttp==3.9.2
+aiohttp==3.9.3
 aiomcache==0.8.1

deploy/explosions/Dockerfile

@@ -1,5 +1,5 @@
-FROM python:3.10.6
-ADD explosions.py .
-ADD requirements.txt .
-RUN pip install -r requirements.txt --no-cache-dir && rm -f requirements.txt
+FROM python:3.12-slim
+COPY explosions.py .
+RUN --mount=type=bind,source=requirements.txt,target=/tmp/requirements.txt \
+    python -m pip install --no-cache-dir -r /tmp/requirements.txt
 CMD python explosions.py

deploy/explosions/explosions.py

@@ -12,40 +12,40 @@
 logging.basicConfig(level=logging.DEBUG)
 logger = logging.getLogger(__name__)
 
-etryvoga_url = os.environ.get('ETRYVOGA_HOST') or 'localhost'
+etryvoga_url = os.environ.get("ETRYVOGA_HOST") or "localhost"
 
-memcached_host = os.environ.get('MEMCACHED_HOST') or 'localhost'
+memcached_host = os.environ.get("MEMCACHED_HOST") or "localhost"
 
-etryvoga_loop_time = int(os.environ.get('ETRYVOGA_PERIOD', 30))
+etryvoga_loop_time = int(os.environ.get("ETRYVOGA_PERIOD", 30))
 
 
 regions = {
-  'ZAKARPATSKA': {"name": "Закарпатська область"},
-  'IVANOFRANKIWSKA': {"name": "Івано-Франківська область"},
-  'TERNOPILSKA': {"name": "Тернопільська область"},
-  'LVIVKA': {"name": "Львівська область"},
-  'VOLYNSKA': {"name": "Волинська область"},
-  'RIVENSKA': {"name": "Рівненська область"},
-  'JITOMIRSKAYA': {"name": "Житомирська область"},
-  'KIYEWSKAYA': {"name": "Київська область"},
-  'CHERNIGIWSKA': {"name": "Чернігівська область"},
-  'SUMSKA': {"name": "Сумська область"},
-  'HARKIVSKA': {"name": "Харківська область"},
-  'LUGANSKA': {"name": "Луганська область"},
-  'DONETSKAYA': {"name": "Донецька область"},
-  'ZAPORIZKA': {"name": "Запорізька область"},
-  'HERSONSKA': {"name": "Херсонська область"},
-  'KRIMEA': {"name": "Автономна Республіка Крим"},
-  'ODESKA': {"name": "Одеська область"},
-  'MYKOLAYIV': {"name": "Миколаївська область"},
-  'DNIPROPETROVSKAYA': {"name": "Дніпропетровська область"},
-  'POLTASKA': {"name": "Полтавська область"},
-  'CHERKASKA': {"name": "Черкаська область"},
-  'KIROWOGRADSKA': {"name": "Кіровоградська область"},
-  'VINNYTSA': {"name": "Вінницька область"},
-  'HMELNYCKA': {"name": "Хмельницька область"},
-  'CHERNIVETSKA': {"name": "Чернівецька область"},
-  'KIYEW': {"name": "м. Київ"}
+    "ZAKARPATSKA": {"name": "Закарпатська область"},
+    "IVANOFRANKIWSKA": {"name": "Івано-Франківська область"},
+    "TERNOPILSKA": {"name": "Тернопільська область"},
+    "LVIVKA": {"name": "Львівська область"},
+    "VOLYNSKA": {"name": "Волинська область"},
+    "RIVENSKA": {"name": "Рівненська область"},
+    "JITOMIRSKAYA": {"name": "Житомирська область"},
+    "KIYEWSKAYA": {"name": "Київська область"},
+    "CHERNIGIWSKA": {"name": "Чернігівська область"},
+    "SUMSKA": {"name": "Сумська область"},
+    "HARKIVSKA": {"name": "Харківська область"},
+    "LUGANSKA": {"name": "Луганська область"},
+    "DONETSKAYA": {"name": "Донецька область"},
+    "ZAPORIZKA": {"name": "Запорізька область"},
+    "HERSONSKA": {"name": "Херсонська область"},
+    "KRIMEA": {"name": "Автономна Республіка Крим"},
+    "ODESKA": {"name": "Одеська область"},
+    "MYKOLAYIV": {"name": "Миколаївська область"},
+    "DNIPROPETROVSKAYA": {"name": "Дніпропетровська область"},
+    "POLTASKA": {"name": "Полтавська область"},
+    "CHERKASKA": {"name": "Черкаська область"},
+    "KIROWOGRADSKA": {"name": "Кіровоградська область"},
+    "VINNYTSA": {"name": "Вінницька область"},
+    "HMELNYCKA": {"name": "Хмельницька область"},
+    "CHERNIVETSKA": {"name": "Чернівецька область"},
+    "KIYEW": {"name": "м. Київ"},
 }
 
 
@@ -57,18 +57,11 @@ async def explosions_data(mc):
         etryvoga_cached = await mc.get(b"explosions")
 
         if etryvoga_cached:
-            etryvoga_cached_data = json.loads(etryvoga_cached.decode('utf-8'))
+            etryvoga_cached_data = json.loads(etryvoga_cached.decode("utf-8"))
         else:
-            etryvoga_cached_data = {
-                "version": 1,
-                "states": {},
-                "info": {
-                    "last_update": None,
-                    "last_id": 0
-                }
-            }
-
-        last_id_cached = int(etryvoga_cached_data['info']['last_id'])
+            etryvoga_cached_data = {"version": 1, "states": {}, "info": {"last_update": None, "last_id": 0}}
+
+        last_id_cached = int(etryvoga_cached_data["info"]["last_id"])
         last_id = None
 
         async with aiohttp.ClientSession() as session:
@@ -77,20 +70,20 @@ async def explosions_data(mc):
                 new_data = await response.text()
                 data = json.loads(new_data)
                 for message in data[::-1]:
-                    if int(message['id']) > last_id_cached:
+                    if int(message["id"]) > last_id_cached:
 
-                        if message['type'] == 'INFO':
-                            region_name = regions[message['region']]['name']
+                        if message["type"] == "INFO":
+                            region_name = regions[message["region"]]["name"]
                             region_data = {
-                                'changed': message['createdAt'],
+                                "changed": message["createdAt"],
                             }
                             etryvoga_cached_data["states"][region_name] = region_data
-                    last_id = int(message['id'])
+                    last_id = int(message["id"])
 
-                etryvoga_cached_data['info']['last_id'] = last_id
-                etryvoga_cached_data['info']['last_update'] = current_datetime
+                etryvoga_cached_data["info"]["last_id"] = last_id
+                etryvoga_cached_data["info"]["last_update"] = current_datetime
                 logging.debug("store explosions data: %s" % current_datetime)
-                await mc.set(b"explosions", json.dumps(etryvoga_cached_data).encode('utf-8'))
+                await mc.set(b"explosions", json.dumps(etryvoga_cached_data).encode("utf-8"))
                 logging.debug("explosions data stored")
             else:
                 logging.error(f"Request failed with status code: {response.status_code}")

deploy/explosions/requirements.txt

@@ -1,2 +1,2 @@
-aiohttp==3.9.2
+aiohttp==3.9.3
 aiomcache==0.8.1

deploy/svg_generator/Dockerfile

@@ -1,5 +1,5 @@
-FROM python:3.10.6
-ADD svg_generator.py .
-ADD requirements.txt .
-RUN pip install -r requirements.txt --no-cache-dir && rm -f requirements.txt
+FROM python:3.12-bullseye
+COPY svg_generator.py .
+RUN --mount=type=bind,source=requirements.txt,target=/tmp/requirements.txt \
+    python -m pip install --no-cache-dir -r /tmp/requirements.txt
 CMD python svg_generator.py