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Diffstat (limited to 'resources/tools/telemetry/bundle_vppctl.py')
| -rw-r--r-- | resources/tools/telemetry/bundle_vppctl.py | 425 |
1 files changed, 425 insertions, 0 deletions
diff --git a/resources/tools/telemetry/bundle_vppctl.py b/resources/tools/telemetry/bundle_vppctl.py new file mode 100644 index 0000000000..d0ee3754c7 --- /dev/null +++ b/resources/tools/telemetry/bundle_vppctl.py @@ -0,0 +1,425 @@ +# Copyright (c) 2022 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: +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +"""VPP execution bundle.""" + +from logging import getLogger +from re import fullmatch, sub +import subprocess +import sys + +from .constants import Constants + +M_RUN_THREAD = ( + r"Thread\s" + r"(?P<thread_id>\d+)\s" + r"(?P<thread_name>\S+)\s.*" + r"(?P<thread_lcore>\d+).*" +) +M_RUN_SEPARATOR = ( + r"(-)+" +) +M_RUN_NODES = ( + r"(?P<node_name>\S+)\s+" + r"(?P<state>\S+\s\S+|\S+)\s+" + r"(?P<calls>\d+)\s+" + r"(?P<vectors>\d+)\s+" + r"(?P<suspends>\d+)\s+" + r"(?P<clocks>\S+)\s+" + r"(?P<vectors_calls>\S+)" +) +M_RUN_TIME = ( + r"Time\s\S+,\s\d+\ssec\sinternal\snode\svector\srate\s" + r"(?P<rate>\S+)\sloops/sec\s" + r"(?P<loops>\S+)" +) +M_INT_BEGIN = ( + r"(?P<name>\S+)\s+" + r"(?P<index>\S+)\s+" + r"(?P<state>\S+)\s+" + r"(?P<mtu>\S+)\s+" + r"(?P<counter>\S+\s\S+|\S+)\s+" + r"(?P<count>\d+)" +) +M_INT_CONT = ( + r"\s+" + r"(?P<counter>\S+\s\S+|\S+)\s+" + r"(?P<count>\d+)" +) +M_NODE_COUNTERS_THREAD = ( + r"Thread\s" + r"(?P<thread_id>\d+)\s\(" + r"(?P<thread_name>\S+)\):\s*" +) +M_NODE_COUNTERS = ( + r"\s*" + r"(?P<count>\d+)\s+" + r"(?P<name>\S+)\s+" + r"(?P<reason>(\S+\s)+)\s+" + r"(?P<severity>\S+)\s+" + r"(?P<index>\d+)\s*" +) +M_PMB_CS_HEADER = ( + r"\s*per-thread\s+context\s+switches.*" +) +M_PMB_CS = ( + r"(?P<thread_name>\S+)\s+\(" + r"(?P<thread_id>\S+)\)\s+\S+\s+" + r"(?P<context_switches>[\d\.]+)" +) +M_PMB_PF_HEADER = ( + r"\s*per-thread\s+page\s+faults.*" +) +M_PMB_PF = ( + r"(?P<thread_name>\S+)\s+\(" + r"(?P<thread_id>\S+)\)\s+\S+\s+" + r"(?P<minor_page_faults>[\d\.]+)\s+" + r"(?P<major_page_faults>[\d\.]+)" +) +M_PMB_THREAD = ( + r"\s*" + r"(?P<thread_name>\S+)\s+\(" + r"(?P<thread_id>\d+)\)\s*" +) +M_PMB_IC_HEADER = ( + r"\s*instructions/packet,\s+cycles/packet\s+and\s+IPC.*" +) +M_PMB_IC_NODE = ( + r"\s*" + r"(?P<node_name>\S+)\s+" + r"(?P<calls>[\d\.]+)\s+" + r"(?P<packets>[\d\.]+)\s+" + r"(?P<packets_per_call>[\d\.]+)\s+" + r"(?P<clocks_per_packets>[\d\.]+)\s+" + r"(?P<instructions_per_packets>[\d\.]+)\s+" + r"(?P<ipc>[\d\.]+)" +) +M_PMB_CM_HEADER = ( + r"\s*cache\s+hits\s+and\s+misses.*" +) +M_PMB_CM_NODE = ( + r"\s*" + r"(?P<node_name>\S+)\s+" + r"(?P<l1_hit>[\d\.]+)\s+" + r"(?P<l1_miss>[\d\.]+)\s+" + r"(?P<l2_hit>[\d\.]+)\s+" + r"(?P<l2_miss>[\d\.]+)\s+" + r"(?P<l3_hit>[\d\.]+)\s+" + r"(?P<l3_miss>[\d\.]+)" +) +M_PMB_LO_HEADER = ( + r"\s*load\s+operations.*" +) +M_PMB_LO_NODE = ( + r"\s*" + r"(?P<node_name>\S+)\s+" + r"(?P<calls>[\d\.]+)\s+" + r"(?P<packets>[\d\.]+)\s+" + r"(?P<one>[\d\.]+)\s+" + r"(?P<two>[\d\.]+)\s+" + r"(?P<three>[\d\.]+)" +) +M_PMB_BM_HEADER = ( + r"\s*Branches,\s+branches\s+taken\s+and\s+mis-predictions.*" +) +M_PMB_BM_NODE = ( + r"\s*" + r"(?P<node_name>\S+)\s+" + r"(?P<branches_per_call>[\d\.]+)\s+" + r"(?P<branches_per_packet>[\d\.]+)\s+" + r"(?P<taken_per_call>[\d\.]+)\s+" + r"(?P<taken_per_packet>[\d\.]+)\s+" + r"(?P<mis_predictions>[\d\.]+)" +) +M_PMB_MB_HEADER = ( + r"\s*memory\s+reads\s+and\s+writes\s+per\s+memory\s+controller.*" +) +M_PMB_MB = ( + r"\s*" + r"(?P<name>\S+)\s+" + r"(?P<runtime>[\d\.]+)\s+" + r"(?P<reads_mbs>[\d\.]+)\s+" + r"(?P<writes_mbs>[\d\.]+)\s+" + r"(?P<total_mbs>[\d\.]+)" +) + + +class BundleVppctl: + """ + Creates a VPP object. This is the main object for defining a VPP program, + and interacting with its output. + """ + def __init__(self, program, serializer, hook): + """ + Initialize Bundle VPP class. + + :param program: VPP instructions. + :param serializer: Metric serializer. + :param hook: VPP CLI socket. + :type program: dict + :type serializer: Serializer + :type hook: int + """ + self.obj = None + self.code = program["code"] + self.metrics = program["metrics"] + self.cli_command_list = list() + self.cli_replies_list = list() + self.serializer = serializer + self.hook = hook + + def attach(self, duration): + """ + Attach events to VPP. + + :param duration: Trial duration. + :type duration: int + """ + for command in self.code.splitlines(): + self.cli_command_list.append( + command.format(duration=duration, socket=self.hook) + ) + + def detach(self): + """ + Detach from VPP. + """ + + def fetch_data(self): + """ + Fetch data by invoking subprocess calls. + """ + for command in self.cli_command_list: + try: + getLogger(__name__).info(command) + replies = subprocess.getoutput(command) + except (AssertionError, AttributeError): + getLogger("console_stderr").error( + f"Failed when executing command: {command}" + ) + sys.exit(Constants.err_vpp_execute) + + self.cli_replies_list.append(replies) + replies = sub(r"\x1b[^m]*m", "", replies) + if replies: + getLogger(__name__).info(replies) + else: + getLogger(__name__).info("<no reply>") + self.serializer.create(metrics=self.metrics) + + def process_data(self): + """ + Post process command reply. + """ + for command in zip(self.cli_command_list, self.cli_replies_list): + self_fn = command[0].replace( + f"-s {self.hook} ", "").replace(" ", "_") + self_method_list = [meth for meth in dir(self) + if callable(getattr(self, meth)) and + meth.startswith('__') is False] + if self_fn not in self_method_list: + continue + try: + self_fn = getattr(self, self_fn) + self_fn(command[1]) + except AttributeError: + pass + except (KeyError, ValueError, TypeError) as exc: + getLogger("console_stderr").error( + f"Failed when processing data. Error message {exc}" + ) + sys.exit(Constants.err_telemetry_process) + + def vppctl_show_interface(self, reply): + """ + Parse the show interface output. + + :param reply: VPP reply. + :type reply: str + """ + for line in reply.splitlines(): + item = dict() + labels = dict() + if fullmatch(M_INT_BEGIN, line): + ifc = fullmatch(M_INT_BEGIN, line).groupdict() + metric = ifc["counter"].replace(" ", "_").replace("-", "_") + item["name"] = metric + item["value"] = ifc["count"] + if fullmatch(M_INT_CONT, line): + ifc_cnt = fullmatch(M_INT_CONT, line).groupdict() + metric = ifc_cnt["counter"].replace(" ", "_").replace("-", "_") + item["name"] = metric + item["value"] = ifc_cnt["count"] + if fullmatch(M_INT_BEGIN, line) or fullmatch(M_INT_CONT, line): + labels["name"] = ifc["name"] + labels["index"] = ifc["index"] + item["labels"] = labels + self.serializer.serialize( + metric=metric, labels=labels, item=item + ) + + def vppctl_show_runtime(self, reply): + """ + Parse the show runtime output. + + :param reply: VPP reply. + :type reply: str + """ + for line in reply.splitlines(): + if fullmatch(M_RUN_THREAD, line): + thread = fullmatch(M_RUN_THREAD, line).groupdict() + if fullmatch(M_RUN_NODES, line): + nodes = fullmatch(M_RUN_NODES, line).groupdict() + for metric in self.serializer.metric_registry: + item = dict() + labels = dict() + item["name"] = metric + labels["node_name"] = nodes["node_name"] + labels["state"] = nodes["state"] + try: + labels["thread_name"] = thread["thread_name"] + labels["thread_id"] = thread["thread_id"] + labels["thread_lcore"] = thread["thread_lcore"] + except UnboundLocalError: + labels["thread_name"] = "vpp_main" + labels["thread_id"] = "0" + labels["thread_lcore"] = "0" + item["labels"] = labels + item["value"] = nodes[metric] + self.serializer.serialize( + metric=metric, labels=labels, item=item + ) + + def vppctl_show_node_counters_verbose(self, reply): + """ + Parse the show node conuter output. + + :param reply: VPP reply. + :type reply: str + """ + for line in reply.splitlines(): + if fullmatch(M_NODE_COUNTERS_THREAD, line): + thread = fullmatch(M_NODE_COUNTERS_THREAD, line).groupdict() + if fullmatch(M_NODE_COUNTERS, line): + nodes = fullmatch(M_NODE_COUNTERS, line).groupdict() + for metric in self.serializer.metric_registry_registry: + item = dict() + labels = dict() + item["name"] = metric + labels["name"] = nodes["name"] + labels["reason"] = nodes["reason"] + labels["severity"] = nodes["severity"] + try: + labels["thread_name"] = thread["thread_name"] + labels["thread_id"] = thread["thread_id"] + except UnboundLocalError: + labels["thread_name"] = "vpp_main" + labels["thread_id"] = "0" + item["labels"] = labels + item["value"] = nodes["count"] + self.serializer.serialize( + metric=metric, labels=labels, item=item + ) + + def vppctl_show_perfmon_statistics(self, reply): + """ + Parse the perfmon output. + + :param reply: VPP reply. + :type reply: str + """ + def perfmon_threads(reply, regex_threads): + for line in reply.splitlines(): + if fullmatch(regex_threads, line): + threads = fullmatch(regex_threads, line).groupdict() + for metric in self.serializer.metric_registry: + item = dict() + labels = dict() + item["name"] = metric + labels["name"] = threads["thread_name"] + labels["id"] = threads["thread_id"] + item["labels"] = labels + item["value"] = threads[metric] + self.serializer.serialize( + metric=metric, labels=labels, item=item + ) + + def perfmon_nodes(reply, regex_threads, regex_nodes): + for line in reply.splitlines(): + if fullmatch(regex_threads, line): + thread = fullmatch(regex_threads, line).groupdict() + if fullmatch(regex_nodes, line): + node = fullmatch(regex_nodes, line).groupdict() + for metric in self.serializer.metric_registry: + item = dict() + labels = dict() + item["name"] = metric + labels["node_name"] = node["node_name"] + labels["thread_name"] = thread["thread_name"] + labels["thread_id"] = thread["thread_id"] + item["labels"] = labels + item["value"] = node[metric] + self.serializer.serialize( + metric=metric, labels=labels, item=item + ) + + def perfmon_system(reply, regex_line): + for line in reply.splitlines(): + if fullmatch(regex_line, line): + name = fullmatch(regex_line, line).groupdict() + for metric in self.serializer.metric_registry: + item = dict() + labels = dict() + item["name"] = metric + labels["name"] = name["name"] + item["labels"] = labels + item["value"] = name[metric] + self.serializer.serialize( + metric=metric, labels=labels, item=item + ) + + reply = sub(r"\x1b[^m]*m", "", reply) + + if fullmatch(M_PMB_CS_HEADER, reply.splitlines()[0]): + perfmon_threads(reply, M_PMB_CS) + if fullmatch(M_PMB_PF_HEADER, reply.splitlines()[0]): + perfmon_threads(reply, M_PMB_PF) + if fullmatch(M_PMB_IC_HEADER, reply.splitlines()[0]): + perfmon_nodes(reply, M_PMB_THREAD, M_PMB_IC_NODE) + if fullmatch(M_PMB_CM_HEADER, reply.splitlines()[0]): + perfmon_nodes(reply, M_PMB_THREAD, M_PMB_CM_NODE) + if fullmatch(M_PMB_LO_HEADER, reply.splitlines()[0]): + perfmon_nodes(reply, M_PMB_THREAD, M_PMB_LO_NODE) + if fullmatch(M_PMB_BM_HEADER, reply.splitlines()[0]): + perfmon_nodes(reply, M_PMB_THREAD, M_PMB_BM_NODE) + if fullmatch(M_PMB_MB_HEADER, reply.splitlines()[0]): + perfmon_system(reply, M_PMB_MB) + + def vppctl_show_version(self, reply): + """ + Parse the version output. + + :param reply: VPP reply. + :type reply: str + """ + for metric in self.serializer.metric_registry: + version = reply.split()[1] + item = dict() + labels = dict() + item["name"] = metric + labels["version"] = version + item["labels"] = labels + item["value"] = {} + self.serializer.serialize( + metric=metric, labels=labels, item=item + ) |