CORD-1151
Make cord_dir and cord_profile_dir local to config node
use head_* and config_* prefixes to avoid hardcoding paths
config-side ssh key generation+
fix frontend & mock builds
[build] group in inventory
fix inventory strangeness
raise privs when creating ssh_pki_dir
move admin-openrc.sh.j2 to cord-profile
add copy-cord-playbook.yml, clarify where it runs
fix paths for head_cord_profile_dir with mock/frontend
use /opt/cord_profile/admin-openrc.sh rather than ~/admin-openrc.sh
install pki
make comment in do-enlist-compute-node accurate, set correct interface
remove hardcoded credential path
logging and ssh key fixes

Change-Id: Ie7560c911dce1558e09806c9997884dfbd475e9c
diff --git a/roles/onos-cord-install/templates/org.ops4j.pax.logging.cfg.j2 b/roles/onos-cord-install/templates/org.ops4j.pax.logging.cfg.j2
index 2761c7e..d1c712a 100644
--- a/roles/onos-cord-install/templates/org.ops4j.pax.logging.cfg.j2
+++ b/roles/onos-cord-install/templates/org.ops4j.pax.logging.cfg.j2
@@ -18,7 +18,7 @@
 ################################################################################
 
 # Root logger
-log4j.rootLogger=INFO, out, logstash, osgi:*
+log4j.rootLogger={{ onos_log_level }}, out, logstash, osgi:*
 log4j.throwableRenderer=org.apache.log4j.OsgiThrowableRenderer
 
 # CONSOLE appender not used by default
@@ -28,7 +28,6 @@
 
 # logstash log4j appender
 log4j.appender.logstash=org.apache.log4j.net.SocketAppender
-log4j.appender.logstash.threshold=DEBUG
 log4j.appender.logstash.Port={{ log4j_port }}
 log4j.appender.logstash.RemoteHost={{ logging_host }}
 log4j.appender.logstash.ReconnectionDelay=5000