ttcn3: Allow remote hosts (sysmobts) to access RSL srv inside TTCN3 docker

And extra IP address is required/requested on the docker host because
the BSC handling the OML instance is binding to it's address, so we
cannot ask docker to use that one because it fails binding to it.

Change-Id: I734fba91db535d7b183ddc7f51d324a6cd2eaf6f

ttcn3/default-suites.conf

@@ -1 +1,2 @@
 - ttcn3_bts_tests:trx
+- ttcn3_bts_tests:sysmo

ttcn3/suites/ttcn3_bts_tests/scripts/run_ttcn3_docker.sh

@@ -3,8 +3,9 @@ set -x
 
 RUNDIR="$1"
 JUNIT_TTCN3_DST_FILE="$2"
-L2_SOCKET_PATH="$3"
-PCU_SOCKET_PATH="$4"
+BSC_RSL_ADDR="$3"
+L2_SOCKET_PATH="$4"
+PCU_SOCKET_PATH="$5"
 
 # Absolute path to this script
 SCRIPT=$(readlink -f "$0")
@@ -27,7 +28,7 @@ DOCKER_NAME="$BUILD_TAG-$SUITE_NAME"
 network_create() {
 	NET=$1
 	echo Creating network $NET_NAME
-	docker network create --internal --subnet $NET $NET_NAME
+	docker network create --subnet $NET $NET_NAME
 }
 
 network_remove() {
@@ -70,6 +71,7 @@ else
 fi
 docker run	--rm \
 		--network $NET_NAME --ip 172.18.9.10 \
+		-p ${BSC_RSL_ADDR}:3003:3003 \
 		-e "TTCN3_PCAP_PATH=/data" \
 		--mount type=bind,source=$VOL_BASE_DIR/bts-tester,destination=/data \
 		--mount type=bind,source="$(dirname "$L2_SOCKET_PATH")",destination=/data/unix_l2 \

ttcn3/suites/ttcn3_bts_tests/suite.conf

@@ -1,6 +1,6 @@
 resources:
   ip_address:
-  - times: 7 # msc, bsc, hlr, stp, mgw, sgsn, ggsn
+  - times: 8 # msc, bsc, hlr, stp, mgw, sgsn, ggsn
   bts:
   - times: 1
   osmocon_phone:

ttcn3/suites/ttcn3_bts_tests/ttcn3_bts_tests.py

@@ -30,7 +30,8 @@ stp_dummy.start()
 msc_dummy.start()
 mgw_dummy.start()
 
-bsc.set_rsl_ip('172.18.9.10')
+nat_rsl_ip = suite.ip_address().get('addr')
+bsc.set_rsl_ip(nat_rsl_ip)
 bsc.bts_add(bts)
 sgsn_dummy.bts_add(bts)
 
@@ -52,7 +53,7 @@ if bts.bts_type() == 'osmo-bts-trx':
 else: # PCU unix socket not available locally
     pcu_available = False
     pcu_sk = ''
-docker_cmd = (script_file, str(script_run_dir), junit_ttcn3_dst_file, osmocon.l2_socket_path(), pcu_sk)
+docker_cmd = (script_file, str(script_run_dir), junit_ttcn3_dst_file, nat_rsl_ip, osmocon.l2_socket_path(), pcu_sk)
 
 print('Creating template')
 mytemplate = Template(filename=bts_tmpl_file)