Correct an issue when stats use old stats (example network). Had also to deal with the export CSV module not working.

glances/exports/glances_csv.py

@@ -107,6 +107,9 @@ class Export(GlancesExport):
                 # Others lines: stats
                 csv_data += itervalues(all_stats[plugin])
 
+        logger.info(len(csv_data))
+        logger.info(csv_data)
+
         # Export to CSV
         # Manage header
         if self.first_line:

glances/plugins/glances_diskio.py

@@ -52,6 +52,7 @@ class Plugin(GlancesPlugin):
 
         # We want to display the stat in the curse interface
         self.display_curse = True
+
         # Hide stats if it has never been != 0
         if config is not None:
             self.hide_zero = config.get_bool_value(
@@ -60,6 +61,10 @@ class Plugin(GlancesPlugin):
             self.hide_zero = False
         self.hide_zero_fields = ['read_bytes', 'write_bytes']
 
+        # Force a first update because we need two update to have the first stat
+        self.update()
+        self.refresh_timer.set(0)
+
     def get_key(self):
         """Return the key of the list."""
         return 'disk_name'

glances/plugins/glances_docker.py

@@ -95,6 +95,10 @@ class Plugin(GlancesPlugin):
         # value: instance of ThreadDockerGrabber
         self.thread_list = {}
 
+        # Force a first update because we need two update to have the first stat
+        self.update()
+        self.refresh_timer.set(0)
+
     def exit(self):
         """Overwrite the exit method to close threads."""
         for t in itervalues(self.thread_list):
@@ -303,8 +307,8 @@ class Plugin(GlancesPlugin):
             precpu_new['system'] = all_stats['precpu_stats'].get(
                 'system_cpu_usage', None)
             # Issue #1857
-            # If either precpu_stats.online_cpus or cpu_stats.online_cpus is nil 
-            # then for compatibility with older daemons the length of 
+            # If either precpu_stats.online_cpus or cpu_stats.online_cpus is nil
+            # then for compatibility with older daemons the length of
             # the corresponding cpu_usage.percpu_usage array should be used.
             if 'online_cpus' in all_stats['cpu_stats'] and \
                all_stats['cpu_stats']['online_cpus'] is not None:
@@ -558,7 +562,7 @@ class Plugin(GlancesPlugin):
         # Get the maximum containers name
         # Max size is configurable. See feature request #1723.
         name_max_width = min(self.config.get_int_value('docker', 'max_name_size', default=20),
-                             len(max(self.stats['containers'], 
+                             len(max(self.stats['containers'],
                                  key=lambda x: len(x['name']))['name']))
         msg = ' {:{width}}'.format('Name', width=name_max_width)
         ret.append(self.curse_add_line(msg))

glances/plugins/glances_network.py

@@ -60,6 +60,7 @@ class Plugin(GlancesPlugin):
 
         # We want to display the stat in the curse interface
         self.display_curse = True
+
         # Hide stats if it has never been != 0
         if config is not None:
             self.hide_zero = config.get_bool_value(
@@ -68,11 +69,15 @@ class Plugin(GlancesPlugin):
             self.hide_zero = False
         self.hide_zero_fields = ['rx', 'tx']
 
+        # Force a first update because we need two update to have the first stat
+        self.update()
+        self.refresh_timer.set(0)
+
     def get_key(self):
         """Return the key of the list."""
         return 'interface_name'
 
-    @GlancesPlugin._check_decorator
+    # @GlancesPlugin._check_decorator
     @GlancesPlugin._log_result_decorator
     def update(self):
         """Update network stats using the input method.

glances/plugins/glances_plugin.py

@@ -1013,7 +1013,7 @@ class GlancesPlugin(object):
         - if the refresh_timer is finished
         """
         def wrapper(self, *args, **kw):
-            if self.is_enable() and self.refresh_timer.finished():
+            if self.is_enable() and (self.refresh_timer.finished() or self.stats == {} or self.stats == []):
                 # Run the method
                 ret = fct(self, *args, **kw)
                 # Reset the timer