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-rw-r--r--sfc/lib/utils.py38
-rw-r--r--sfc/tests/functest/sfc_one_chain_two_service_functions_different_computes.py4
-rw-r--r--sfc/tests/functest/sfc_two_chains_SSH_and_HTTP.py8
3 files changed, 23 insertions, 27 deletions
diff --git a/sfc/lib/utils.py b/sfc/lib/utils.py
index 8bd67e4f..5ca53077 100644
--- a/sfc/lib/utils.py
+++ b/sfc/lib/utils.py
@@ -238,32 +238,28 @@ def vxlan_tool_stop(sf):
run_cmd_remote(sf, cmd)
-def netcat(s_ip, c_ip, port="80", timeout=5):
- """Run netcat on a give machine, Can be VM"""
- cmd = "nc -zv "
- cmd = cmd + " -w %s %s %s" % (timeout, s_ip, port)
- cmd = cmd + " 2>&1"
- _, output, _ = run_cmd_remote(c_ip, cmd)
+def netcat(source_ip, destination_ip, port, timeout=5):
+ """
+ SSH into source_ip, and check the connectivity from there to destination_ip
+ on the specified port, using the netcat command.
+ Returns 0 on successful execution, != 0 on failure
+ """
+ cmd = "nc -zv -w %s %s %s 2>&1" % (timeout, destination_ip, port)
+ rc, output, _ = run_cmd_remote(source_ip, cmd)
+ logger.info("Running netcat from [%s] - connecting to [%s] on port [%s]" %
+ (source_ip, destination_ip, port))
logger.info("%s" % output)
- return output
+ return rc
-def is_ssh_blocked(srv_prv_ip, client_ip):
- res = netcat(srv_prv_ip, client_ip, port="22")
- match = re.search("nc:.*timed out:.*", res, re.M)
- if match:
- return True
-
- return False
+def is_ssh_blocked(source_ip, destination_ip):
+ rc = netcat(source_ip, destination_ip, port="22")
+ return rc != 0
-def is_http_blocked(srv_prv_ip, client_ip):
- res = netcat(srv_prv_ip, client_ip, port="80")
- match = re.search(".* 80 port.* succeeded!", res, re.M)
- if match:
- return False
-
- return True
+def is_http_blocked(source_ip, destination_ip):
+ rc = netcat(source_ip, destination_ip, port="80")
+ return rc != 0
def capture_ovs_logs(ovs_logger, controller_clients, compute_clients, error):
diff --git a/sfc/tests/functest/sfc_one_chain_two_service_functions_different_computes.py b/sfc/tests/functest/sfc_one_chain_two_service_functions_different_computes.py
index 71b69dff..e5a9f206 100644
--- a/sfc/tests/functest/sfc_one_chain_two_service_functions_different_computes.py
+++ b/sfc/tests/functest/sfc_one_chain_two_service_functions_different_computes.py
@@ -218,7 +218,7 @@ def main():
time.sleep(100)
logger.info("Test HTTP")
- if not test_utils.is_http_blocked(srv_prv_ip, client_ip):
+ if not test_utils.is_http_blocked(client_ip, srv_prv_ip):
logger.info('\033[92mTEST 1 [PASSED] ==> HTTP WORKS\033[0m')
update_json_results("Test 1: HTTP works", "Passed")
else:
@@ -235,7 +235,7 @@ def main():
test_utils.vxlan_firewall(sf1, port="80")
logger.info("Test HTTP again")
- if test_utils.is_http_blocked(srv_prv_ip, client_ip):
+ if test_utils.is_http_blocked(client_ip, srv_prv_ip):
logger.info('\033[92mTEST 2 [PASSED] ==> HTTP Blocked\033[0m')
update_json_results("Test 2: HTTP Blocked", "Passed")
else:
diff --git a/sfc/tests/functest/sfc_two_chains_SSH_and_HTTP.py b/sfc/tests/functest/sfc_two_chains_SSH_and_HTTP.py
index 92ef9f16..4117b237 100644
--- a/sfc/tests/functest/sfc_two_chains_SSH_and_HTTP.py
+++ b/sfc/tests/functest/sfc_two_chains_SSH_and_HTTP.py
@@ -190,7 +190,7 @@ def main():
t1.join()
logger.info("Test SSH")
- if test_utils.is_ssh_blocked(srv_prv_ip, client_ip):
+ if test_utils.is_ssh_blocked(client_ip, srv_prv_ip):
results.add_to_summary(2, "PASS", "SSH Blocked")
else:
error = ('\033[91mTEST 1 [FAILED] ==> SSH NOT BLOCKED\033[0m')
@@ -200,7 +200,7 @@ def main():
results.add_to_summary(2, "FAIL", "SSH Blocked")
logger.info("Test HTTP")
- if not test_utils.is_http_blocked(srv_prv_ip, client_ip):
+ if not test_utils.is_http_blocked(client_ip, srv_prv_ip):
results.add_to_summary(2, "PASS", "HTTP works")
else:
error = ('\033[91mTEST 2 [FAILED] ==> HTTP BLOCKED\033[0m')
@@ -243,7 +243,7 @@ def main():
t2.join()
logger.info("Test HTTP")
- if test_utils.is_http_blocked(srv_prv_ip, client_ip):
+ if test_utils.is_http_blocked(client_ip, srv_prv_ip):
results.add_to_summary(2, "PASS", "HTTP Blocked")
else:
error = ('\033[91mTEST 3 [FAILED] ==> HTTP WORKS\033[0m')
@@ -253,7 +253,7 @@ def main():
results.add_to_summary(2, "FAIL", "HTTP Blocked")
logger.info("Test SSH")
- if not test_utils.is_ssh_blocked(srv_prv_ip, client_ip):
+ if not test_utils.is_ssh_blocked(client_ip, srv_prv_ip):
results.add_to_summary(2, "PASS", "SSH works")
else:
error = ('\033[91mTEST 4 [FAILED] ==> SSH BLOCKED\033[0m')