Service Function Chaining test cases

Change-Id: Id4c8b1bc05e768bdb2b8f17798f13f4d83dcd9d6
Signed-off-by: Ricardo Noriega <ricardo.noriega.de.soto@ericsson.com>
(cherry picked from commit 805aaa50d226e8c91b69af0252aef68eda1551c3)

1 files changed, 105 insertions, 0 deletions

diff --git a/yardstick/benchmark/scenarios/networking/sfc.py b/yardstick/benchmark/scenarios/networking/sfc.py
new file mode 100644
index 000000000..dc032ee5c
--- /dev/null
+++ b/yardstick/benchmark/scenarios/networking/sfc.py
@@ -0,0 +1,105 @@
+import pkg_resources
+import logging
+import subprocess
+
+import yardstick.ssh as ssh
+from yardstick.benchmark.scenarios import base
+
+LOG = logging.getLogger(__name__)
+
+
+class Sfc(base.Scenario):
+    ''' SFC scenario class '''
+
+    __scenario_type__ = "sfc"
+
+    PRE_SETUP_SCRIPT = 'sfc_pre_setup.bash'
+    TACKER_SCRIPT = 'sfc_tacker.bash'
+    SERVER_SCRIPT = 'sfc_server.bash'
+    TEARDOWN_SCRIPT = "sfc_teardown.bash"
+
+    def __init__(self, scenario_cfg, context_cfg):
+        self.scenario_cfg = scenario_cfg
+        self.context_cfg = context_cfg
+        self.setup_done = False
+        self.teardown_done = False
+
+    def setup(self):
+        '''scenario setup'''
+        self.tacker_script = pkg_resources.resource_filename(
+            'yardstick.benchmark.scenarios.networking',
+            Sfc.TACKER_SCRIPT)
+
+        self.server_script = pkg_resources.resource_filename(
+            'yardstick.benchmark.scenarios.networking',
+            Sfc.SERVER_SCRIPT)
+
+        ''' calling Tacker to instantiate VNFs and Service Chains '''
+        cmd_tacker = "%s" % (self.tacker_script)
+        subprocess.call(cmd_tacker, shell=True)
+
+        target = self.context_cfg['target']
+        target_user = target.get('user', 'root')
+        target_pwd = target.get('password', 'octopus')
+        target_ip = target.get('ip', None)
+
+        ''' webserver start automatically during the vm boot '''
+        LOG.info("user:%s, target:%s", target_user, target_ip)
+        self.server = ssh.SSH(target_user, target_ip, password=target_pwd)
+        self.server.wait(timeout=600)
+        self.server.run("cat > ~/server.sh",
+                        stdin=open(self.server_script, "rb"))
+        cmd_server = "sudo bash server.sh"
+        LOG.debug("Executing command: %s", cmd_server)
+        status, stdout, stderr = self.server.execute(cmd_server)
+        LOG.debug("Output server command: %s", status)
+
+        self.setup_done = True
+
+    def run(self, result):
+        ''' Creating client and server VMs to perform the test'''
+        host = self.context_cfg['host']
+        host_user = host.get('user', 'cirros')
+        host_pwd = host.get('password', 'cubswin:)')
+        host_ip = host.get('ip', None)
+
+        LOG.info("user:%s, host:%s", host_user, host_ip)
+        self.client = ssh.SSH(host_user, host_ip, password=host_pwd)
+        self.client.wait(timeout=600)
+
+        if not self.setup_done:
+            self.setup()
+
+        target = self.context_cfg['target']
+        target_ip = target.get('ip', None)
+
+        cmd_client = "curl %s", target_ip
+        LOG.debug("Executing command: %s", cmd_client)
+        result = self.client.execute(cmd_client)
+        LOG.debug("Output client command: %s", result)
+
+    def teardown(self):
+        ''' for scenario teardown remove tacker VNFs, chains and classifiers'''
+        self.teardown_script = pkg_resources.resource_filename(
+            "yardstick.benchmark.scenarios.sfc",
+            Sfc.TEARDOWN_SCRIPT)
+        subprocess.call(self.teardown_script, shell=True)
+        self.teardown_done = True
+
+
+'''def _test():
+
+    internal test function
+    logger = logging.getLogger("Sfc Yardstick")
+    logger.setLevel(logging.DEBUG)
+
+    result = {}
+
+    sfc = Sfc()
+    sfc.setup()
+    sfc.run(result)
+    print result
+    sfc.teardown()
+
+if __name__ == '__main__':
+    _test()'''