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authorTibor Frank <tifrank@cisco.com>2019-06-03 12:55:55 +0200
committerTibor Frank <tifrank@cisco.com>2019-06-19 13:54:08 +0000
commit3c863def2096b573832499985e3a12bbccf82ea8 (patch)
tree91aac8216465b211dbd4c7f8b1d7887aa9ba9c7f /resources/libraries/python/VppCounters.py
parent287ef8c6dc057220e403a1493cb23450dd8db2b2 (diff)
VAT-to-PAPI: VPPCounters
Change-Id: I5954fdd61ead9b4143f8cc4e20294cf8e199e0af Signed-off-by: Tibor Frank <tifrank@cisco.com>
Diffstat (limited to 'resources/libraries/python/VppCounters.py')
-rw-r--r--resources/libraries/python/VppCounters.py204
1 files changed, 124 insertions, 80 deletions
diff --git a/resources/libraries/python/VppCounters.py b/resources/libraries/python/VppCounters.py
index b65b58c89b..cc3554829e 100644
--- a/resources/libraries/python/VppCounters.py
+++ b/resources/libraries/python/VppCounters.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2016 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:
@@ -15,10 +15,11 @@
import time
+from pprint import pformat
+
from robot.api import logger
from resources.libraries.python.PapiExecutor import PapiExecutor
from resources.libraries.python.topology import NodeType, Topology
-from resources.libraries.python.VatExecutor import VatExecutor, VatTerminal
class VppCounters(object):
@@ -28,15 +29,51 @@ class VppCounters(object):
self._stats_table = None
@staticmethod
+ def _run_cli_cmd(node, cmd, log=True):
+ """Run a CLI command.
+
+ :param node: Node to run command on.
+ :param cmd: The CLI command to be run on the node.
+ :param log: If True, the response is logged.
+ :type node: dict
+ :type cmd: str
+ :type log: bool
+ :returns: Verified data from PAPI response.
+ :rtype: dict
+ """
+ cli = 'cli_inband'
+ args = dict(cmd=cmd)
+ err_msg = "Failed to run 'cli_inband {cmd}' PAPI command on host " \
+ "{host}".format(host=node['host'], cmd=cmd)
+
+ with PapiExecutor(node) as papi_exec:
+ data = papi_exec.add(cli, **args).get_replies(err_msg). \
+ verify_reply(err_msg=err_msg)
+
+ if log:
+ logger.info("{cmd}:\n{data}".format(cmd=cmd, data=data["reply"]))
+
+ return data
+
+ @staticmethod
+ def _get_non_zero_items(data):
+ """Extract and return non-zero items from the input data.
+
+ :param data: Data to filter.
+ :type data: dict
+ :returns: Dictionary with non-zero items.
+ :rtype dict
+ """
+ return {k: data[k] for k in data.keys() if sum(data[k])}
+
+ @staticmethod
def vpp_show_errors(node):
"""Run "show errors" debug CLI command.
:param node: Node to run command on.
:type node: dict
"""
- vat = VatExecutor()
- vat.execute_script("show_errors.vat", node, json_out=False)
- vat.script_should_have_passed()
+ VppCounters._run_cli_cmd(node, 'show errors')
@staticmethod
def vpp_show_errors_verbose(node):
@@ -45,9 +82,7 @@ class VppCounters(object):
:param node: Node to run command on.
:type node: dict
"""
- vat = VatExecutor()
- vat.execute_script("show_errors_verbose.vat", node, json_out=False)
- vat.script_should_have_passed()
+ VppCounters._run_cli_cmd(node, 'show errors verbose')
@staticmethod
def vpp_show_errors_on_all_duts(nodes, verbose=False):
@@ -58,7 +93,6 @@ class VppCounters(object):
:type nodes: dict
:type verbose: bool
"""
-
for node in nodes.values():
if node['type'] == NodeType.DUT:
if verbose:
@@ -67,16 +101,73 @@ class VppCounters(object):
VppCounters.vpp_show_errors(node)
@staticmethod
- def vpp_show_runtime(node):
+ def vpp_show_runtime(node, log_zeros=False):
"""Run "show runtime" CLI command.
:param node: Node to run command on.
+ :param log_zeros: Log also items with zero values.
:type node: dict
+ :type log_zeros: bool
"""
- vat = VatExecutor()
- vat.execute_script("show_runtime.vat", node, json_out=False)
- logger.info(vat.get_script_stdout())
- vat.script_should_have_passed()
+ args = dict(path='^/sys/node')
+ with PapiExecutor(node) as papi_exec:
+ stats = papi_exec.add("vpp-stats", **args).get_stats()[0]
+
+ names = stats['/sys/node/names']
+
+ if not names:
+ return
+
+ runtime = []
+ runtime_non_zero = []
+
+ for name in names:
+ runtime.append({'name': name})
+
+ for idx, runtime_item in enumerate(runtime):
+
+ calls_th = []
+ for thread in stats['/sys/node/calls']:
+ calls_th.append(thread[idx])
+ runtime_item["calls"] = calls_th
+
+ vectors_th = []
+ for thread in stats['/sys/node/vectors']:
+ vectors_th.append(thread[idx])
+ runtime_item["vectors"] = vectors_th
+
+ suspends_th = []
+ for thread in stats['/sys/node/suspends']:
+ suspends_th.append(thread[idx])
+ runtime_item["suspends"] = suspends_th
+
+ clocks_th = []
+ for thread in stats['/sys/node/clocks']:
+ clocks_th.append(thread[idx])
+ runtime_item["clocks"] = clocks_th
+
+ if (sum(calls_th) or sum(vectors_th) or
+ sum(suspends_th) or sum(clocks_th)):
+ runtime_non_zero.append(runtime_item)
+
+ if log_zeros:
+ logger.info("Runtime:\n{runtime}".format(
+ runtime=pformat(runtime)))
+ else:
+ logger.info("Runtime:\n{runtime}".format(
+ runtime=pformat(runtime_non_zero)))
+
+ @staticmethod
+ def vpp_show_runtime_verbose(node):
+ """Run "show runtime verbose" CLI command.
+
+ TODO: Remove?
+ Only verbose output is possible to get using VPPStats.
+
+ :param node: Node to run command on.
+ :type node: dict
+ """
+ VppCounters.vpp_show_runtime(node)
@staticmethod
def show_runtime_counters_on_all_duts(nodes):
@@ -90,27 +181,13 @@ class VppCounters(object):
VppCounters.vpp_show_runtime(node)
@staticmethod
- def vpp_show_runtime_verbose(node):
- """Run "show runtime verbose" CLI command.
-
- :param node: Node to run command on.
- :type node: dict
- """
- vat = VatExecutor()
- vat.execute_script("show_runtime_verbose.vat", node, json_out=False)
- logger.info(vat.get_script_stdout())
- vat.script_should_have_passed()
-
- @staticmethod
def vpp_show_hardware_detail(node):
"""Run "show hardware-interfaces detail" debug CLI command.
:param node: Node to run command on.
:type node: dict
"""
- vat = VatExecutor()
- vat.execute_script("show_hardware_detail.vat", node, json_out=False)
- vat.script_should_have_passed()
+ VppCounters._run_cli_cmd(node, 'show hardware detail')
@staticmethod
def vpp_clear_runtime(node):
@@ -118,18 +195,10 @@ class VppCounters(object):
:param node: Node to run command on.
:type node: dict
+ :returns: Verified data from PAPI response.
+ :rtype: dict
"""
- cmd = 'cli_inband'
- cmd_reply = 'cli_inband_reply'
- err_msg = "Failed to run '{cmd}' PAPI command on host {host}!".format(
- host=node['host'], cmd=cmd)
- args = dict(cmd='clear runtime')
- with PapiExecutor(node) as papi_exec:
- papi_resp = papi_exec.add(cmd, **args).execute_should_pass(err_msg)
- data = papi_resp.reply[0]['api_reply'][cmd_reply]
- if data['retval'] != 0:
- raise RuntimeError("Failed to clear runtime on host {host}".
- format(host=node['host']))
+ return VppCounters._run_cli_cmd(node, 'clear runtime', log=False)
@staticmethod
def clear_runtime_counters_on_all_duts(nodes):
@@ -144,22 +213,14 @@ class VppCounters(object):
@staticmethod
def vpp_clear_interface_counters(node):
- """Clear interface counters on VPP node.
+ """Run "clear interfaces" CLI command.
- :param node: Node to clear interface counters on.
+ :param node: Node to run command on.
:type node: dict
+ :returns: Verified data from PAPI response.
+ :rtype: dict
"""
- cmd = 'cli_inband'
- cmd_reply = 'cli_inband_reply'
- err_msg = "Failed to run '{cmd}' PAPI command on host {host}!".format(
- host=node['host'], cmd=cmd)
- args = dict(cmd='clear interfaces')
- with PapiExecutor(node) as papi_exec:
- papi_resp = papi_exec.add(cmd, **args).execute_should_pass(err_msg)
- data = papi_resp.reply[0]['api_reply'][cmd_reply]
- if data['retval'] != 0:
- raise RuntimeError("Failed to clear interfaces on host {host}".
- format(host=node['host']))
+ return VppCounters._run_cli_cmd(node, 'clear interfaces', log=False)
@staticmethod
def clear_interface_counters_on_all_duts(nodes):
@@ -174,14 +235,14 @@ class VppCounters(object):
@staticmethod
def vpp_clear_hardware_counters(node):
- """Clear interface hardware counters on VPP node.
+ """Run "clear hardware" CLI command.
- :param node: Node to clear hardware counters on.
+ :param node: Node to run command on.
:type node: dict
+ :returns: Verified data from PAPI response.
+ :rtype: dict
"""
- vat = VatExecutor()
- vat.execute_script('clear_hardware.vat', node)
- vat.script_should_have_passed()
+ return VppCounters._run_cli_cmd(node, 'clear hardware', log=False)
@staticmethod
def clear_hardware_counters_on_all_duts(nodes):
@@ -196,14 +257,14 @@ class VppCounters(object):
@staticmethod
def vpp_clear_errors_counters(node):
- """Clear errors counters on VPP node.
+ """Run "clear errors" CLI command.
- :param node: Node to clear errors counters on.
+ :param node: Node to run command on.
:type node: dict
+ :returns: Verified data from PAPI response.
+ :rtype: dict
"""
- vat = VatExecutor()
- vat.execute_script('clear_errors.vat', node)
- vat.script_should_have_passed()
+ return VppCounters._run_cli_cmd(node, 'clear errors', log=False)
@staticmethod
def clear_error_counters_on_all_duts(nodes):
@@ -216,23 +277,6 @@ class VppCounters(object):
if node['type'] == NodeType.DUT:
VppCounters.vpp_clear_errors_counters(node)
- def vpp_dump_stats_table(self, node):
- """Dump stats table on VPP node.
-
- :param node: Node to dump stats table on.
- :type node: dict
- :returns: Stats table.
- """
- with VatTerminal(node) as vat:
- vat.vat_terminal_exec_cmd('want_stats enable')
- for _ in range(0, 12):
- stats_table = vat.vat_terminal_exec_cmd('dump_stats_table')
- if stats_table['interface_counters']:
- self._stats_table = stats_table
- return stats_table
- time.sleep(1)
- return None
-
def vpp_get_ipv4_interface_counter(self, node, interface):
"""