build: (opensuse) Revert build remove opensuse build infra

Added missing deps
Removed Thumbleweed support
Changed python2 to python3
Added Dockerfile for suse-leap build

Type: make
Change-Id: Ie73d2382a73ebc9d4475ace1a8f818fe38cf40c0
Signed-off-by: Laszlo Kiraly <laszlo.kiraly@est.tech>
diff --git a/extras/rpm/Makefile b/extras/rpm/Makefile
index b06c9fb..0c422c7 100644
--- a/extras/rpm/Makefile
+++ b/extras/rpm/Makefile
@@ -26,6 +26,13 @@
 
 all: RPM
 
+# SUSE osleap15
+ifeq ($(filter opensuse-leap,$(OS_ID)),$(OS_ID))
+SRC_SPEC_DIR="opensuse"
+else
+SRC_SPEC_DIR="."
+endif
+
 SPEC_FILE='vpp.spec'
 
 spec:
@@ -33,7 +40,7 @@
 	mkdir -p $(RPMBUILD)/RPMS $(RPMBUILD)/SRPMS $(RPMBUILD)/BUILD \
              $(RPMBUILD)/SOURCES $(RPMBUILD)/SPECS
 	cp $(TARBALL) $(RPMBUILD)/SOURCES/vpp-$(VERSION)-$(RELEASE).tar.xz
-	cp $(SPEC_FILE) $(RPMBUILD)/SPECS
+	cp $(SRC_SPEC_DIR)/$(SPEC_FILE) $(RPMBUILD)/SPECS
 
 srpm: spec
 	rpmbuild -bs \