Healthcheck command doesn't need the aprsd.yml config

This patch updates the healthcheck command to not require
the aprsd.yml config file to exist.   The healthcheck
calls a running aprsd, collects the stats to determine if it's
healthy.

aprsd/cli_helper.py

@@ -65,3 +65,24 @@ def process_standard_options(f: F) -> F:
         return f(*args, **kwargs)
 
     return update_wrapper(t.cast(F, new_func), f)
+
+
+def process_standard_options_no_config(f: F) -> F:
+    """Use this as a decorator when config isn't needed."""
+    def new_func(*args, **kwargs):
+        ctx = args[0]
+        ctx.ensure_object(dict)
+        ctx.obj["loglevel"] = kwargs["loglevel"]
+        ctx.obj["config_file"] = kwargs["config_file"]
+        ctx.obj["quiet"] = kwargs["quiet"]
+        log.setup_logging_no_config(
+            ctx.obj["loglevel"],
+            ctx.obj["quiet"],
+        )
+
+        del kwargs["loglevel"]
+        del kwargs["config_file"]
+        del kwargs["quiet"]
+        return f(*args, **kwargs)
+
+    return update_wrapper(t.cast(F, new_func), f)

aprsd/cmds/healthcheck.py

@@ -40,10 +40,9 @@ LOG = logging.getLogger("APRSD")
     help="How long to wait for healtcheck url to come back",
 )
 @click.pass_context
-@cli_helper.process_standard_options
+@cli_helper.process_standard_options_no_config
 def healthcheck(ctx, health_url, timeout):
     """Check the health of the running aprsd server."""
-    ctx.obj["config"]
     LOG.debug(f"APRSD HealthCheck version: {aprsd.__version__}")
 
     try:

aprsd/log.py

@@ -51,3 +51,20 @@ def setup_logging(config, loglevel, quiet):
         LOG.addHandler(sh)
         if imap_logger:
             imap_logger.addHandler(sh)
+
+
+def setup_logging_no_config(loglevel, quiet):
+    log_level = aprsd_config.LOG_LEVELS[loglevel]
+    LOG.setLevel(log_level)
+    log_format = aprsd_config.DEFAULT_LOG_FORMAT
+    date_format = aprsd_config.DEFAULT_DATE_FORMAT
+    log_formatter = logging.Formatter(fmt=log_format, datefmt=date_format)
+    fh = NullHandler()
+
+    fh.setFormatter(log_formatter)
+    LOG.addHandler(fh)
+
+    if not quiet:
+        sh = logging.StreamHandler(sys.stdout)
+        sh.setFormatter(log_formatter)
+        LOG.addHandler(sh)