Docker: Fix get rid of warning messages (#3071)

If basic auth isn't configured the node containers log

Warning: The provided HTTP header '' does not look like a header?

every second.

Signed-off-by: Mårten Svantesson <marten.svantesson@ticket.se>

Author: msvticket

Base/check-grid.sh

@@ -5,9 +5,10 @@ set -e
 
 HOST="localhost"
 PORT="4444"
+declare -a extra_args
 if [ -n "${SE_ROUTER_USERNAME}" ] && [ -n "${SE_ROUTER_PASSWORD}" ]; then
   BASIC_AUTH="$(echo -en "${SE_ROUTER_USERNAME}:${SE_ROUTER_PASSWORD}" | base64 -w0)"
-  BASIC_AUTH="Authorization: Basic ${BASIC_AUTH}"
+  extra_args=(-H "Authorization: Basic ${BASIC_AUTH}")
 fi
 
 echoerr() { echo "$@" 1>&2; }
@@ -30,4 +31,4 @@ while [[ $# -gt 0 ]]; do
   esac
 done
 
-curl -skSL --noproxy "*" -H "${BASIC_AUTH}" ${SE_SERVER_PROTOCOL:-"http"}://${HOST}:${PORT}/wd/hub/status | jq -r '.value.ready' | grep -q "true" || exit 1
+curl -skSL --noproxy "*" "${extra_args[@]}" ${SE_SERVER_PROTOCOL:-"http"}://${HOST}:${PORT}/wd/hub/status | jq -r '.value.ready' | grep -q "true" || exit 1