-# Copyright (c) 2018 Cisco and/or its affiliates.
+# Copyright (c) 2019 Cisco and/or its affiliates.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
# See the License for the specific language governing permissions and
# limitations under the License.
-"""TCP util library.
-"""
+"""TCP util library."""
-from resources.libraries.python.VatExecutor import VatTerminal
+from resources.libraries.python.Constants import Constants
+from resources.libraries.python.PapiExecutor import PapiSocketExecutor
-class TCPUtils(object):
- """Implementation of the TCP utilities.
- """
+class TCPUtils:
+ """Implementation of the TCP utilities."""
+
+ www_root_dir = f"{Constants.REMOTE_FW_DIR}/{Constants.RESOURCES_TP_WRK_WWW}"
def __init__(self):
pass
- @staticmethod
- def start_http_server(node):
- """Start HTTP server on the given node.
+ @classmethod
+ def start_vpp_http_server_params(
+ cls, node, http_static_plugin, prealloc_fifos, fifo_size,
+ private_segment_size):
+ """Start the test HTTP server internal application or
+ the HTTP static server plugin internal applicatoin on the given node.
+
+ http static server www-root <www-root-dir> prealloc-fifos <N>
+ fifo-size <size in kB>
+ private-segment-size <seg_size expressed as number + unit, e.g. 100m>
+ -- or --
+ test http server static prealloc-fifos <N> fifo-size <size in kB>
+ private-segment-size <seg_size expressed as number + unit, e.g. 100m>
+
+
+ Where N is the max number of connections you expect to handle at one
+ time and <size> should be small if you test for CPS and exchange few
+ bytes, say 4, if each connection just exchanges few packets. Or it
+ should be much larger, up to 1024/4096 (i.e. 1-4MB) if you have only
+ one connection and exchange a lot of packets, i.e., when you test for
+ RPS. If you need to allocate lots of FIFOs, so you test for CPS, make
+ private-segment-size something like 4g.
+
+ Example:
+
+ For CPS
+ http static server www-root <www-root-dir> prealloc-fifos 10000
+ fifo-size 64 private-segment-size 4000m
+
+ For RPS
+ test http server static prealloc-fifos 500000 fifo-size 4
+ private-segment-size 4000m
:param node: Node to start HTTP server on.
+ :param http_static_plugin: Run HTTP static server plugin
+ :param prealloc_fifos: Max number of connections you expect to handle at
+ one time.
+ :param fifo_size: FIFO size in kB.
+ :param private_segment_size: Private segment size. Number + unit.
:type node: dict
+ :type http_static_plugin: boolean
+ :type prealloc_fifos: str
+ :type fifo_size: str
+ :type private_segment_size: str
"""
+ cmd = f"http static server www-root {cls.www_root_dir} " \
+ f"prealloc-fifos {prealloc_fifos} fifo-size {fifo_size} " \
+ f"private-segment-size {private_segment_size}" \
+ if http_static_plugin \
+ else f"test http server static prealloc-fifos {prealloc_fifos} " \
+ f"fifo-size {fifo_size} private-segment-size {private_segment_size}"
- with VatTerminal(node) as vat:
- vat.vat_terminal_exec_cmd_from_template("start_http_server.vat")
+ PapiSocketExecutor.run_cli_cmd(node, cmd)