Nice preset. Added ignore_write_errors shortcut support.

CHANGELOG

@@ -4,6 +4,7 @@ uwsgiconf changelog
 
 Unreleased
 ----------
++ Nice preset. Added 'ignore_write_errors' shortcut support.
 + CLI. Added headers related methods to routing options group.
 + Added 'master_process.set_exception_handling_params'.
 * 'Logging.set_filters' split into 'set_filters' and 'set_requests_filters'.

tests/presets/test_nice.py

@@ -30,6 +30,15 @@ def test_nice_section(assert_lines):
 
     ], Section(workers=13, touch_reload=__file__))
 
+    assert_lines([
+        'disable-write-exception = true',
+        'ignore-write-errors = true',
+        'ignore-sigpipe = true',
+        'log-master = true',
+        'threaded-logger = true',
+
+    ], Section(log_dedicated=True, ignore_write_errors=True))
+
 
 def test_nice_python(assert_lines):
 

uwsgiconf/presets/nice.py

@@ -6,7 +6,8 @@ class Section(_Section):
 
     def __init__(
             self, name=None, touch_reload=None, workers=None, threads=None, mules=None, owner=None,
-            log_into=None, process_prefix=None, log_dedicated=None, **kwargs):
+            log_into=None, process_prefix=None, log_dedicated=None, ignore_write_errors=None,
+            **kwargs):
         """
 
         :param str|unicode name: Section name.
@@ -29,6 +30,12 @@ def __init__(
         :param bool log_dedicated: If ``True`` all logging will be handled with a separate
             thread in master process.
 
+        :param bool ignore_write_errors: If ``True`` no annoying SIGPIPE/write/writev errors
+            will be logged, and no related exceptions will be raised.
+
+            .. note:: Usually such errors could be seen on client connection cancelling
+               and are safe to ignore.
+
         :param kwargs:
         """
         super(Section, self).__init__(strict_config=True, name=name, **kwargs)
@@ -68,6 +75,10 @@ def __init__(
         self.configure_owner(owner=owner)
         self.logging.log_into(target=log_into)
 
+        if ignore_write_errors:
+            self.master_process.set_exception_handling_params(no_write_exception=True)
+            self.logging.set_filters(write_errors=False, sigpipe=False)
+
     def configure_owner(self, owner='www-data'):
         """Shortcut to set process owner data.