Store artifacts from the remote Jenkins slave if present

- collect artifacts from the remote Jenkins slave
  if $jenkins_slave_node_name != ${NODE_NAME}

- store py.test logs into files with different names to
  avoid overwrites

Change-Id: I1ba4fe425c5400f9095e5cd8b7e3d901be01d288
diff --git a/tcp_tests/logger.py b/tcp_tests/logger.py
index 2c73364..1d1c1f1 100644
--- a/tcp_tests/logger.py
+++ b/tcp_tests/logger.py
@@ -24,7 +24,8 @@
 logging.basicConfig(level=logging.DEBUG,
                     format='%(asctime)s - %(levelname)s %(filename)s:'
                     '%(lineno)d -- %(message)s',
-                    filename=os.path.join(settings.LOGS_DIR, 'tests.log'),
+                    filename=os.path.join(settings.LOGS_DIR,
+                                          settings.LOG_NAME),
                     filemode='w')
 
 console = logging.StreamHandler()
diff --git a/tcp_tests/settings.py b/tcp_tests/settings.py
index f98981d..e8968be 100644
--- a/tcp_tests/settings.py
+++ b/tcp_tests/settings.py
@@ -24,6 +24,7 @@
 
 
 LOGS_DIR = os.environ.get('LOGS_DIR', os.getcwd())
+LOG_NAME = os.environ.get('LOG_NAME', 'tests.log')
 TIMESTAT_PATH_YAML = os.environ.get(
     'TIMESTAT_PATH_YAML', os.path.join(
         LOGS_DIR, 'timestat_{}.yaml'.format(time.strftime("%Y%m%d"))))
diff --git a/tcp_tests/templates/heat-cicd-pike-contrail41-sl/underlay--user-data-foundation.yaml b/tcp_tests/templates/heat-cicd-pike-contrail41-sl/underlay--user-data-foundation.yaml
index cb551ef..1677dcd 100644
--- a/tcp_tests/templates/heat-cicd-pike-contrail41-sl/underlay--user-data-foundation.yaml
+++ b/tcp_tests/templates/heat-cicd-pike-contrail41-sl/underlay--user-data-foundation.yaml
@@ -15,6 +15,7 @@
 chpasswd:
   list: |
     root:r00tme
+    jenkins:qalab
   expire: False
 
 packages: