-
- protocol_to_min_frame_size = {
- "ip4": 64,
- "ip6": 78,
- "vxlan+ip4": 114 # What is the real minimum for latency stream?
- }
- min_frame_size_values = protocol_to_min_frame_size.values()
-
- def get_iface_and_suite_id(filename):
- """Get interface and suite ID.
-
- :param filename: Suite file.
- :type filename: str
- :returns: Interface ID, Suite ID.
- :rtype: tuple
- """
- dash_split = filename.split("-", 1)
- if len(dash_split[0]) <= 4:
- # It was something like "2n1l", we need one more split.
- dash_split = dash_split[1].split("-", 1)
- return dash_split[0], dash_split[1].split(".", 1)[0]
-
- def add_testcase(testcase, iface, suite_id, file_out, num, **kwargs):
- """Add testcase to file.
-
- :param testcase: Testcase class.
- :param iface: Interface.
- :param suite_id: Suite ID.
- :param file_out: File to write testcases to.
- :param num: Testcase number.
- :param kwargs: Key-value pairs used to construct testcase.
- :type testcase: Testcase
- :type iface: str
- :type suite_id: str
- :type file_out: file
- :type num: int
- :type kwargs: dict
- :returns: Next testcase number.
- :rtype: int
- """
- # TODO: Is there a better way to disable some combinations?
- emit = True
- if kwargs["frame_size"] == 9000:
- if "vic1227" in iface:
- # Not supported in HW.
- emit = False
- if "avf" in suite_id:
- # Not supported by AVF driver.
- # https://git.fd.io/vpp/tree/src/plugins/avf/README.md
- emit = False
- if "-16vm2t-" in suite_id or "-16dcr2t-" in suite_id:
- if kwargs["phy_cores"] > 3:
- # CSIT lab only has 28 (physical) core processors,
- # so these test would fail when attempting to assign cores.
- emit = False
- if "soak" in suite_id:
- # Soak test take too long, do not risk other than tc01.
- if kwargs["phy_cores"] != 1:
- emit = False
- if kwargs["frame_size"] not in min_frame_size_values:
- emit = False
- if emit:
- file_out.write(testcase.generate(num=num, **kwargs))
- # We bump tc number in any case, so that future enables/disables
- # do not affect the numbering of other test cases.
- return num + 1
-
- def add_testcases(testcase, iface, suite_id, file_out, tc_kwargs_list):
- """Add testcases to file.
-
- :param testcase: Testcase class.
- :param iface: Interface.
- :param suite_id: Suite ID.
- :param file_out: File to write testcases to.
- :param tc_kwargs_list: Key-value pairs used to construct testcases.
- :type testcase: Testcase
- :type iface: str
- :type suite_id: str
- :type file_out: file
- :type tc_kwargs_list: dict
- """
- num = 1
- for tc_kwargs in tc_kwargs_list:
- num = add_testcase(
- testcase, iface, suite_id, file_out, num, **tc_kwargs)
-
- def replace_defensively(
- whole, to_replace, replace_with, how_many, msg, in_filename):
- """Replace substrings while checking the number of occurences.
-
- Return edited copy of the text (so original string is not affected).
-
- :param whole: The text to perform replacements on.
- :param to_replace: Substring occurences of which to replace.
- :param replace_with: Substring to replace occurences with.
- :param how_many: Number of occurences to expect.
- :param msg: Error message to raise.
- :param in_filename: File name in which the error occured.
- :type whole: str
- :type to_replace: str
- :type replace_with: str
- :type how_many: int
- :type msg: str
- :type in_filename: str
- :return: The whole text after replacements are done.
- :rtype: str
- :raise ValueError: If number of occurences does not match.
- """
- found = whole.count(to_replace)
- if found != how_many:
- raise ValueError(in_filename + ": " + msg)
- return whole.replace(to_replace, replace_with)
-
- def write_files(in_filename, in_prolog, kwargs_list):
- """Using given filename and prolog, write all generated suites.
-
- :param in_filename: Template filename to derive real filenames from.
- :param in_prolog: Template content to derive real content from.
- :param kwargs_list: List of kwargs for add_testcase.
- :type in_filename: str
- :type in_prolog: str
- :type kwargs_list: list of dict
- """
- for suite_type in Constants.PERF_TYPE_TO_KEYWORD.keys():
- tmp_filename = replace_defensively(
- in_filename, "ndrpdr", suite_type, 1,
- "File name should contain suite type once.", in_filename)
- tmp_prolog = replace_defensively(
- in_prolog, "ndrpdr".upper(), suite_type.upper(), 1,
- "Suite type should appear once in uppercase (as tag).",
- in_filename)
- tmp_prolog = replace_defensively(
- tmp_prolog,
- "Find NDR and PDR intervals using optimized search",
- Constants.PERF_TYPE_TO_KEYWORD[suite_type], 1,
- "Main search keyword should appear once in suite.",
- in_filename)
- tmp_prolog = replace_defensively(
- tmp_prolog,
- Constants.PERF_TYPE_TO_SUITE_DOC_VER["ndrpdr"],
- Constants.PERF_TYPE_TO_SUITE_DOC_VER[suite_type],
- 1, "Exact suite type doc not found.", in_filename)
- tmp_prolog = replace_defensively(
- tmp_prolog,
- Constants.PERF_TYPE_TO_TEMPLATE_DOC_VER["ndrpdr"],
- Constants.PERF_TYPE_TO_TEMPLATE_DOC_VER[suite_type],
- 1, "Exact template type doc not found.", in_filename)
- _, suite_id = get_iface_and_suite_id(tmp_filename)
- testcase = self.testcase_class(suite_id)
- for nic_name in Constants.NIC_NAME_TO_CODE.keys():
- out_filename = replace_defensively(
- tmp_filename, "10ge2p1x710",
- Constants.NIC_NAME_TO_CODE[nic_name], 1,
- "File name should contain NIC code once.", in_filename)
- out_prolog = replace_defensively(
- tmp_prolog, "Intel-X710", nic_name, 2,
- "NIC name should appear twice (tag and variable).",
- in_filename)
- if out_prolog.count("HW_") == 2:
- # TODO CSIT-1481: Crypto HW should be read
- # from topology file instead.
- if nic_name in Constants.NIC_NAME_TO_CRYPTO_HW.keys():
- out_prolog = replace_defensively(
- out_prolog, "HW_DH895xcc",
- Constants.NIC_NAME_TO_CRYPTO_HW[nic_name], 1,
- "HW crypto name should appear.", in_filename)
- iface, suite_id = get_iface_and_suite_id(out_filename)
- with open(out_filename, "w") as file_out:
- file_out.write(out_prolog)
- add_testcases(
- testcase, iface, suite_id, file_out, kwargs_list)
-