1 files changed, 147 insertions, 0 deletions
diff --git a/tests/topotests/srv6_locator_custom_bits_length/test_srv6_locator_custom_bits_length.py b/tests/topotests/srv6_locator_custom_bits_length/test_srv6_locator_custom_bits_length.py
new file mode 100755
index 0000000..92980d3
--- /dev/null
+++ b/tests/topotests/srv6_locator_custom_bits_length/test_srv6_locator_custom_bits_length.py
@@ -0,0 +1,147 @@
+#!/usr/bin/env python
+# SPDX-License-Identifier: ISC
+
+# Copyright (c) 2022, University of Rome Tor Vergata
+# Authored by Carmine Scarpitta <carmine.scarpitta@uniroma2.it>
+#
+
+"""
+test_srv6_manager.py:
+Test for SRv6 manager on zebra
+"""
+
+import os
+import sys
+import json
+import pytest
+import functools
+
+CWD = os.path.dirname(os.path.realpath(__file__))
+sys.path.append(os.path.join(CWD, "../"))
+
+# pylint: disable=C0413
+from lib import topotest
+from lib.topogen import Topogen, TopoRouter, get_topogen
+from lib.topolog import logger
+
+pytestmark = [pytest.mark.bgpd, pytest.mark.sharpd]
+
+
+def open_json_file(filename):
+    try:
+        with open(filename, "r") as f:
+            return json.load(f)
+    except IOError:
+        assert False, "Could not read file {}".format(filename)
+
+
+def setup_module(mod):
+    tgen = Topogen({None: "r1"}, mod.__name__)
+    tgen.start_topology()
+    for rname, router in tgen.routers().items():
+        router.run("/bin/bash {}/{}/setup.sh".format(CWD, rname))
+        router.load_config(
+            TopoRouter.RD_ZEBRA, os.path.join(CWD, "{}/zebra.conf".format(rname))
+        )
+        router.load_config(
+            TopoRouter.RD_BGP, os.path.join(CWD, "{}/bgpd.conf".format(rname))
+        )
+        router.load_config(
+            TopoRouter.RD_SHARP, os.path.join(CWD, "{}/sharpd.conf".format(rname))
+        )
+    tgen.start_router()
+
+
+def teardown_module(mod):
+    tgen = get_topogen()
+    tgen.stop_topology()
+
+
+def test_srv6():
+    tgen = get_topogen()
+    if tgen.routers_have_failure():
+        pytest.skip(tgen.errors)
+    router = tgen.gears["r1"]
+
+    def _check_srv6_locator(router, expected_locator_file):
+        logger.info("checking zebra locator status")
+        output = json.loads(router.vtysh_cmd("show segment-routing srv6 locator json"))
+        expected = open_json_file("{}/{}".format(CWD, expected_locator_file))
+        return topotest.json_cmp(output, expected)
+
+    def _check_sharpd_chunk(router, expected_chunk_file):
+        logger.info("checking sharpd locator chunk status")
+        output = json.loads(router.vtysh_cmd("show sharp segment-routing srv6 json"))
+        expected = open_json_file("{}/{}".format(CWD, expected_chunk_file))
+        return topotest.json_cmp(output, expected)
+
+    def check_srv6_locator(router, expected_file):
+        func = functools.partial(_check_srv6_locator, router, expected_file)
+        success, result = topotest.run_and_expect(func, None, count=10, wait=0.5)
+        assert result is None, "Failed"
+
+    def check_sharpd_chunk(router, expected_file):
+        func = functools.partial(_check_sharpd_chunk, router, expected_file)
+        success, result = topotest.run_and_expect(func, None, count=10, wait=0.5)
+        assert result is None, "Failed"
+
+    # FOR DEVELOPER:
+    # If you want to stop some specific line and start interactive shell,
+    # please use tgen.mininet_cli() to start it.
+
+    logger.info("Test1 for Locator Configuration")
+    check_srv6_locator(router, "expected_locators1.json")
+    check_sharpd_chunk(router, "expected_chunks1.json")
+
+    logger.info("Test2 get chunk for locator loc1")
+    router.vtysh_cmd("sharp srv6-manager get-locator-chunk loc1")
+    check_srv6_locator(router, "expected_locators2.json")
+    check_sharpd_chunk(router, "expected_chunks2.json")
+
+    logger.info("Test3 release chunk for locator loc1")
+    router.vtysh_cmd("sharp srv6-manager release-locator-chunk loc1")
+    check_srv6_locator(router, "expected_locators3.json")
+    check_sharpd_chunk(router, "expected_chunks3.json")
+
+    logger.info("Test4 additional locator loc3")
+    router.vtysh_cmd(
+        """
+        configure terminal
+         segment-routing
+          srv6
+           locators
+            locator loc3
+             prefix 2001:db8:3::/48 block-len 32 node-len 16 func-bits 16
+        """
+    )
+    check_srv6_locator(router, "expected_locators4.json")
+    check_sharpd_chunk(router, "expected_chunks4.json")
+
+    logger.info("Test5 delete locator and chunk is released automatically")
+    router.vtysh_cmd(
+        """
+        configure terminal
+         segment-routing
+          srv6
+           locators
+            no locator loc1
+        """
+    )
+    check_srv6_locator(router, "expected_locators5.json")
+    check_sharpd_chunk(router, "expected_chunks5.json")
+
+    logger.info("Test6 delete srv6 all configuration")
+    router.vtysh_cmd(
+        """
+        configure terminal
+         segment-routing
+          no srv6
+        """
+    )
+    check_srv6_locator(router, "expected_locators6.json")
+    check_sharpd_chunk(router, "expected_chunks6.json")
+
+
+if __name__ == "__main__":
+    args = ["-s"] + sys.argv[1:]
+    sys.exit(pytest.main(args))