Enable debug messages via env var

It stops printing in xtesting.debug.log by default.
It decreases testing duration via Raspberry PI without additional
tasks [1].

[1] https://wiki.opnfv.org/display/functest/Run+Functest+containers+on+Raspberry+PI

Change-Id: I2eded47a7a150a45330a69f3262fc7ca6fdb7463
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

3 files changed, 74 insertions, 10 deletions

diff --git a/xtesting/ci/logging.debug.ini b/xtesting/ci/logging.debug.ini
new file mode 100644
index 00000000..1c8d136a
--- /dev/null
+++ b/xtesting/ci/logging.debug.ini
@@ -0,0 +1,60 @@
+[loggers]
+keys=root,xtesting,ci,core,warnings
+
+[handlers]
+keys=console,wconsole,file,dfile
+
+[formatters]
+keys=standard
+
+[logger_root]
+level=NOTSET
+handlers=dfile
+
+[logger_xtesting]
+level=NOTSET
+handlers=file
+qualname=xtesting
+
+[logger_ci]
+level=NOTSET
+handlers=console
+qualname=xtesting.ci
+
+[logger_core]
+level=NOTSET
+handlers=console
+qualname=xtesting.core
+
+[logger_warnings]
+level=NOTSET
+handlers=file,console
+qualname=py.warnings
+
+[handler_console]
+class=StreamHandler
+level=INFO
+formatter=standard
+args=(sys.stdout,)
+
+[handler_wconsole]
+class=StreamHandler
+level=WARN
+formatter=standard
+args=(sys.stdout,)
+
+[handler_file]
+class=FileHandler
+level=DEBUG
+formatter=standard
+args=("/var/lib/xtesting/results/xtesting.log",)
+
+[handler_dfile]
+class=FileHandler
+level=DEBUG
+formatter=standard
+args=("/var/lib/xtesting/results/xtesting.debug.log",)
+
+[formatter_standard]
+format=%(asctime)s - %(name)s - %(levelname)s - %(message)s
+datefmt=
diff --git a/xtesting/ci/logging.ini b/xtesting/ci/logging.ini
index 1c8d136a..a63e406a 100644
--- a/xtesting/ci/logging.ini
+++ b/xtesting/ci/logging.ini
@@ -2,14 +2,14 @@
 keys=root,xtesting,ci,core,warnings
 
 [handlers]
-keys=console,wconsole,file,dfile
+keys=console,wconsole,file,null
 
 [formatters]
 keys=standard
 
 [logger_root]
 level=NOTSET
-handlers=dfile
+handlers=null
 
 [logger_xtesting]
 level=NOTSET
@@ -31,6 +31,12 @@ level=NOTSET
 handlers=file,console
 qualname=py.warnings
 
+[handler_null]
+class=NullHandler
+level=NOTSET
+formatter=standard
+args=()
+
 [handler_console]
 class=StreamHandler
 level=INFO
@@ -49,12 +55,6 @@ level=DEBUG
 formatter=standard
 args=("/var/lib/xtesting/results/xtesting.log",)
 
-[handler_dfile]
-class=FileHandler
-level=DEBUG
-formatter=standard
-args=("/var/lib/xtesting/results/xtesting.debug.log",)
-
 [formatter_standard]
 format=%(asctime)s - %(name)s - %(levelname)s - %(message)s
 datefmt=
diff --git a/xtesting/ci/run_tests.py b/xtesting/ci/run_tests.py
index c8e99663..94bf2787 100644
--- a/xtesting/ci/run_tests.py
+++ b/xtesting/ci/run_tests.py
@@ -307,8 +307,12 @@ def main():
         if ex.errno != errno.EEXIST:
             six.print_("Cannot create /var/lib/xtesting/results/")
             return testcase.TestCase.EX_RUN_ERROR
-    logging.config.fileConfig(pkg_resources.resource_filename(
-        'xtesting', 'ci/logging.ini'))
+    if env.get('DEBUG').lower() == 'true':
+        logging.config.fileConfig(pkg_resources.resource_filename(
+            'xtesting', 'ci/logging.debug.ini'))
+    else:
+        logging.config.fileConfig(pkg_resources.resource_filename(
+            'xtesting', 'ci/logging.ini'))
     logging.captureWarnings(True)
     parser = RunTestsParser()
     args = parser.parse_args(sys.argv[1:])