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authorDave Wallace <dwallacelf@gmail.com>2020-01-08 20:51:43 +0000
committerPeter Mikus <pmikus@cisco.com>2020-01-17 13:51:48 +0000
commit6518c73a0e5cdaf12ae01d247a65aec287d01625 (patch)
tree279dcdce117917e835cde9971c5386f23c2d22e2 /resources/libraries/python/HoststackUtil.py
parentac33ed374cb82c9258e4cf57e150f77750362bbc (diff)
perf: add TCP Iperf3+LDPRELOAD test suite
Change-Id: Icff49fb31cce342a2a4ae799e844ec91f9e5e366 Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
Diffstat (limited to 'resources/libraries/python/HoststackUtil.py')
-rw-r--r--resources/libraries/python/HoststackUtil.py44
1 files changed, 44 insertions, 0 deletions
diff --git a/resources/libraries/python/HoststackUtil.py b/resources/libraries/python/HoststackUtil.py
index 9e6e20014c..ad95d5114d 100644
--- a/resources/libraries/python/HoststackUtil.py
+++ b/resources/libraries/python/HoststackUtil.py
@@ -15,6 +15,7 @@
from time import sleep
from robot.api import logger
+from resources.libraries.python.Constants import Constants
from resources.libraries.python.ssh import exec_cmd, exec_cmd_no_error
from resources.libraries.python.PapiExecutor import PapiSocketExecutor
from resources.libraries.python.DUTSetup import DUTSetup
@@ -56,6 +57,49 @@ class HoststackUtil():
return vpp_echo_cmd
@staticmethod
+ def get_iperf3_command(iperf3_attributes):
+ """Construct the iperf3 command using the specified attributes.
+
+ :param iperf3_attributes: iperf3 test program attributes.
+ :type iperf3_attributes: dict
+ :returns: Command line components of the iperf3 command
+ 'env_vars' - environment variables
+ 'name' - program name
+ 'args' - command arguments.
+ :rtype: dict
+ """
+ # TODO: Use a python class instead of dictionary for the return type
+ iperf3_cmd = {}
+ iperf3_cmd[u"env_vars"] = f"VCL_CONFIG={Constants.REMOTE_FW_DIR}/" \
+ f"{Constants.RESOURCES_TPL_VCL}/" \
+ f"{iperf3_attributes[u'vcl_config']}"
+ if iperf3_attributes[u"ld_preload"]:
+ iperf3_cmd[u"env_vars"] += \
+ f" LD_PRELOAD={Constants.VCL_LDPRELOAD_LIBRARY}"
+ if iperf3_attributes[u'transparent_tls']:
+ iperf3_cmd[u"env_vars"] += u" LDP_ENV_TLS_TRANS=1"
+
+ json_results = u" --json" if iperf3_attributes[u'json'] else u""
+ ip_address = f" {iperf3_attributes[u'ip_address']}" if u"ip_address" \
+ in iperf3_attributes else u""
+ iperf3_cmd[u"name"] = u"iperf3"
+ iperf3_cmd[u"args"] = f"--{iperf3_attributes[u'role']}{ip_address} " \
+ f"--interval 0{json_results} " \
+ f"--version{iperf3_attributes[u'ip_version']}"
+
+ if iperf3_attributes[u"role"] == u"server":
+ iperf3_cmd[u"args"] += u" --one-off"
+ else:
+ iperf3_cmd[u"args"] += u" --get-server-output"
+ if u"parallel" in iperf3_attributes:
+ iperf3_cmd[u"args"] += \
+ f" --parallel {iperf3_attributes[u'parallel']}"
+ if u"bytes" in iperf3_attributes:
+ iperf3_cmd[u"args"] += \
+ f" --bytes {iperf3_attributes[u'bytes']}"
+ return iperf3_cmd
+
+ @staticmethod
def set_hoststack_quic_fifo_size(node, fifo_size):
"""Set the QUIC protocol fifo size.