Moved databases from tasks to own concept because they need persistent connections. Tasks do now allow this. (0.24.0)

bin/linspector

@@ -19,7 +19,7 @@ from linspector.environment import Environment
 from linspector.linspector import Linspector
 from linspector.monitors import Monitors
 
-__version__ = '0.23.2'
+__version__ = '0.24.0'
 __author__ = 'Johannes Findeisen <you@hanez.org>'
 
 
@@ -48,6 +48,7 @@ def parse_args():
 
 def linspector():
     args = parse_args()
+    databases = {}
     monitors = {}
     notifications = {}
     plugins = {}
@@ -103,24 +104,40 @@ def linspector():
     environment = Environment(log)
 
     try:
-        if configuration.get_option('linspector', 'tasks'):
-            log.info(configuration.get_option('linspector', 'tasks'))
+        if configuration.get_option('linspector', 'databases'):
+            log.info('Loading databases: ' + configuration.get_option('linspector', 'databases'))
+            database_list = configuration.get_option('linspector', 'databases')
+            database_list = database_list.split(',')
+            for database_name in database_list:
+                database_package = 'linspector.databases.' + database_name
+                if importlib.util.find_spec(database_package) is not None:
+                    database_module = importlib.import_module(database_package)
+                    database_object = database_module.create(configuration, environment, log)
+                    databases[database_name] = database_object
+                else:
+                    log.warning('initialization of database: {0} failed! seems it does not exist.'.
+                                format(database_name))
+    except Exception as err:
+        log.warning('database initialization error: {0}'.format(err))
 
+    try:
+        if configuration.get_option('linspector', 'tasks'):
+            log.info('Loading tasks: ' + configuration.get_option('linspector', 'tasks'))
             task_list = configuration.get_option('linspector', 'tasks')
             task_list = task_list.split(',')
             for task_name in task_list:
                 task_package = 'linspector.tasks.' + task_name
                 if importlib.util.find_spec(task_package) is not None:
                     task_module = importlib.import_module(task_package)
-                    task = task_module.create(configuration, environment, log)
-                    tasks[task_name] = task
+                    task_object = task_module.create(configuration, environment, log)
+                    tasks[task_name] = task_object
                 else:
                     log.warning('initialization of task: {0} failed! seems it does not exist.'.format(task_name))
     except Exception as err:
         log.warning('task initialization error: {0}'.format(err))
 
     try:
-        monitors = Monitors(configuration, environment, log, notifications, services, tasks)
+        monitors = Monitors(configuration, databases, environment, log, notifications, services, tasks)
     except Exception as err:
         log.warning('monitor initialization error: {0}'.format(err))
 

etc/linspector.conf

@@ -24,11 +24,13 @@ logfile_level = DEBUG
 ; size of logfiles (default: 1MB)
 logfile_size = 10MB
 
+databases = mariadb
+
 notifications =
 
 plugins =
 
-tasks = mariadb
+tasks =
 
 ; timezone can be set to a remote timezone to make monitors run at the remote time. this can be overridden in each
 ; monitor configuration.

linspector/database.py

@@ -0,0 +1,13 @@
+"""
+This file is part of Linspector (https://linspector.org/)
+Copyright (c) 2022-2023 Johannes Findeisen <you@hanez.org>. All Rights Reserved.
+See LICENSE (MIT license).
+"""
+
+
+class Database:
+    def __init__(self, configuration, environment, log, **kwargs):
+        self._args = {}
+        self._configuration = configuration
+        self._environment = environment
+        self._log = log

linspector/databases/mariadb.py

@@ -0,0 +1,16 @@
+"""
+This file is part of Linspector (https://linspector.org/)
+Copyright (c) 2022-2023 Johannes Findeisen <you@hanez.org>. All Rights Reserved.
+See LICENSE (MIT license).
+"""
+from linspector.database import Database
+
+
+def create(configuration, environment, log):
+    return MariaDBDatabase(configuration, environment, log)
+
+
+class MariaDBDatabase(Database):
+
+    def execute(self):
+        self._log.debug("Hello from MariaDB Database...")

linspector/monitor.py

@@ -8,10 +8,11 @@ import importlib
 
 
 class Monitor:
-    def __init__(self, configuration, environment, identifier, log, monitor_configuration,
-                 notifications, services, tasks, kwargs):
+    def __init__(self, configuration, databases, environment, identifier, log,
+                 monitor_configuration, notifications, services, tasks, kwargs):
         self._args = kwargs
         self._configuration = configuration
+        self._databases = databases
         self._enabled = True
         self._environment = environment
         self._host = monitor_configuration.get('monitor', 'host')

linspector/monitors.py

@@ -17,8 +17,9 @@ from linspector.monitor import Monitor
 # if a new monitor is added at runtime it needs to be checked manually by running a "reload" command
 # to lish which walks thrue all scheduled jobs and when an unknown monitor is found, schedule it.
 class Monitors:
-    def __init__(self, configuration, environment, log, notifications, services, tasks):
+    def __init__(self, configuration, databases, environment, log, notifications, services, tasks):
         self._configuration = configuration
+        self._databases = databases
         self._environment = environment
         self._log = log
         self._notifications = notifications
@@ -57,6 +58,7 @@ class Monitors:
                 # create Monitor() object and copy monitor_configuration for each instance because
                 # they else refer to the same object? copy.deepcopy(monitor_configuration)???
                 self._monitors[identifier] = Monitor(self._configuration,
+                                                     self._databases,
                                                      self._environment,
                                                      identifier,
                                                      self._log,

linspector/tasks/mariadb.py

@@ -1,17 +0,0 @@
-"""
-This file is part of Linspector (https://linspector.org/)
-Copyright (c) 2022-2023 Johannes Findeisen <you@hanez.org>. All Rights Reserved.
-See LICENSE (MIT license).
-"""
-from linspector.task import Task
-
-
-def create(configuration, environment, log):
-    return MariaDBTask(configuration, environment, log)
-
-
-# TODO: check for all required configuration options and set defaults if needed.
-class MariaDBTask(Task):
-
-    def execute(self):
-        self._log.debug("Hello from MariaDB Task...")

requirements.txt

@@ -2,7 +2,7 @@ APScheduler==3.10.4
 CherryPy==18.8.0
 asyncssh==2.13.2
 fastapi==0.101.1
-fritzconnection==1.13.0
+fritzconnection==1.13.1
 loguru==0.7.0
 paramiko==3.3.1
 pydantic==2.2.1