feat: log installed and supported streamer

Signed-off-by: Patrick Gehrsitz <[email protected]>

Author: mryel00

crowsnest.py

@@ -114,6 +114,7 @@ async def main():
     logger.set_log_level(crowsnest.parameters['log_level'].value)
 
     logging_helper.log_host_info()
+    logging_helper.log_streamer()
     logging_helper.log_config(args.config)
     logging_helper.log_cams()
 

pylibs/components/streamer/streamer.py

@@ -3,6 +3,8 @@
 import textwrap
 from configparser import SectionProxy
 from abc import ABC
+from os import listdir
+from os.path import isfile, join
 
 from ..section import Section
 from ...parameter import Parameter
@@ -42,7 +44,8 @@ def __init__(self, name: str) -> None:
         self.missing_bin_txt = textwrap.dedent("""\
             '%s' executable not found!
             Please make sure everything is installed correctly and up to date!
-            Run 'make update' inside the crowsnest directory to install and update everything.""")
+            Run 'make update' inside the crowsnest directory to install and update everything."""
+        )
 
     def parse_config_section(self, config_section: SectionProxy, *args, **kwargs) -> bool:
         success = super().parse_config_section(config_section, *args, **kwargs)
@@ -62,5 +65,24 @@ def parse_config_section(self, config_section: SectionProxy, *args, **kwargs) ->
             return False
         return True
 
+def load_all_streamers():
+    streamer_path = 'pylibs/components/streamer'
+    streamer_files = [
+        f for f in listdir(streamer_path)
+        if isfile(join(streamer_path, f)) and f.endswith('.py')
+    ]
+    for streamer_file in streamer_files:
+        streamer_name = streamer_file[:-3]
+        try:
+            streamer = utils.load_component(streamer_name,
+                                            'temp',
+                                            path=streamer_path.replace('/', '.'))
+        except NotImplementedError:
+            continue
+        Streamer.binaries[streamer_name] = utils.get_executable(
+            streamer.binary_names,
+            streamer.binary_paths
+        )
+
 def load_component(name: str):
     raise NotImplementedError("If you see this, something went wrong!!!")

pylibs/logging_helper.py

@@ -6,6 +6,7 @@
 import shutil
 
 from . import utils, logger, camera
+from .components.streamer.streamer import Streamer, load_all_streamers
 
 def log_initial():
     logger.log_quiet('crowsnest - A webcam Service for multiple Cams and Stream Services.')
@@ -14,21 +15,6 @@ def log_initial():
     logger.log_quiet(f'Version: {version}')
     logger.log_quiet('Prepare Startup ...')
 
-def log_config(config_path):
-    logger.log_info("Print Configfile: '" + config_path + "'")
-    with open(config_path, 'r') as file:
-        config_txt = file.read()
-        # Remove comments
-        config_txt = re.sub(r'#.*$', "", config_txt, flags=re.MULTILINE)
-        # Remove multiple whitespaces next to each other at the end of a line
-        config_txt = re.sub(r'\s*$', "", config_txt, flags=re.MULTILINE)
-        # Add newlines before sections
-        config_txt = re.sub(r'(\[.*\])$', "\n\\1", config_txt, flags=re.MULTILINE)
-        # Remove leading and trailing whitespaces
-        config_txt = config_txt.strip()
-        # Split the config file into lines
-        logger.log_multiline(config_txt, logger.log_info, logger.indentation)
-
 def log_host_info():
     logger.log_info("Host Information:")
     log_pre = logger.indentation
@@ -75,6 +61,30 @@ def log_host_info():
     free = utils.bytes_to_gigabytes(free)
     logger.log_info(f'Diskspace (avail. / total): {free}G / {total}G', log_pre)
 
+def log_streamer():
+    logger.log_info("Found Streamer:")
+    load_all_streamers()
+    log_pre = logger.indentation
+    for bin in Streamer.binaries:
+        if Streamer.binaries[bin] is None:
+            continue
+        logger.log_info(f'{bin}: {Streamer.binaries[bin]}', log_pre)
+
+def log_config(config_path):
+    logger.log_info("Print Configfile: '" + config_path + "'")
+    with open(config_path, 'r') as file:
+        config_txt = file.read()
+        # Remove comments
+        config_txt = re.sub(r'#.*$', "", config_txt, flags=re.MULTILINE)
+        # Remove multiple whitespaces next to each other at the end of a line
+        config_txt = re.sub(r'\s*$', "", config_txt, flags=re.MULTILINE)
+        # Add newlines before sections
+        config_txt = re.sub(r'(\[.*\])$', "\n\\1", config_txt, flags=re.MULTILINE)
+        # Remove leading and trailing whitespaces
+        config_txt = config_txt.strip()
+        # Split the config file into lines
+        logger.log_multiline(config_txt, logger.log_info, logger.indentation)
+
 def log_cams():
     logger.log_info("Detect available Devices")
     libcamera = camera.camera_manager.init_camera_type(camera.Libcamera)