Clean the build directory before validation

Change-Id: Ibebd7cf5564ecaa4dc78678bd11f16e0df268210
Signed-off-by: Michele Carignani <michele.carignani@etsi.org>

.jenkins.sh

@@ -6,6 +6,9 @@ cd "$(dirname "$0")"
 
 run_dir="$(pwd)"
 
+rm build/*-API.yaml
+rm build/*-API.json
+
 cd docker
 
 ./build-container.sh

docker/validate-in-docker.sh

@@ -55,9 +55,10 @@ function get_deliverable_from_fn () {
 wd="${1?"Usage: $0 <working-directory> <storage-directory>"}"
 storage_dir="${2?"Usage: $0 <working-directory> <storage-directory>"}"
 
+mkdir -p "$wd/build"
+
 echo "Entering dir $wd/src"
 cd "$wd/src"
-mkdir -p "$wd/build"
 
 # Stores the overall validation result
 # (single results in OR)
@@ -76,6 +77,8 @@ for f in $(find -name "*.yaml") ; do
       fi
 done
 
+chmod -R o+w "$wd/build"
+
 # Exit code needed for jenkins to know the verdict of the build
 echo "-- Final validator returns $fres."
 exit $fres