-# Copyright (c) 2021 Cisco and/or its affiliates.
+# 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:
import sys
from bcc import BPF
+from .constants import Constants
class BundleBpf:
sample_period=duration
)
except AttributeError:
- getLogger(__name__).error(u"Cannot attach BPF events!")
- sys.exit(1)
+ getLogger("console_stderr").error(u"Could not attach BPF events!")
+ sys.exit(Constants.err_linux_attach)
def detach(self):
"""
ev_config=event[u"name"]
)
except AttributeError:
- getLogger(__name__).error(u"Cannot dettach BPF events!")
- sys.exit(1)
+ getLogger("console_stderr").error(u"Could not detach BPF events!")
+ sys.exit(Constants.err_linux_detach)
def fetch_data(self):
"""
Fetch data by invoking API calls to BPF.
"""
self.serializer.create(metrics=self.metrics)
+
+ max_len = {"cpu": 3, "pid": 3, "name": 4, "value": 5}
+ text = ""
+ table_name = ""
+ item_list = []
+
for _, metric_list in self.metrics.items():
for metric in metric_list:
for (key, val) in self.obj.get_table(metric[u"name"]).items():
labels = dict()
item[u"name"] = metric[u"name"]
item[u"value"] = val.value
- for label in metric[u"labels"]:
+ for label in metric[u"labelnames"]:
labels[label] = getattr(key, label)
item[u"labels"] = labels
+ item[u'labels'][u'name'] = \
+ item[u'labels'][u'name'].decode(u'utf-8')
+ if item[u"labels"][u"name"] == u"python3":
+ continue
+ if len(str(item[u'labels'][u'cpu'])) > max_len["cpu"]:
+ max_len["cpu"]= len(str(item[u'labels'][u'cpu']))
+ if len(str(item[u'labels'][u'pid'])) > max_len[u"pid"]:
+ max_len[u"pid"] = len(str(item[u'labels'][u'pid']))
+ if len(str(item[u'labels'][u'name'])) > max_len[u"name"]:
+ max_len[u"name"] = len(str(item[u'labels'][u'name']))
+ if len(str(item[u'value'])) > max_len[u"value"]:
+ max_len[u"value"] = len(str(item[u'value']))
+
self.api_replies_list.append(item)
- getLogger(__name__).info(item)
+ item_list.append(item)
+
+ item_list = sorted(item_list, key=lambda x: x['labels']['cpu'])
+ item_list = sorted(item_list, key=lambda x: x['name'])
+
+ for it in item_list:
+ if table_name != it[u"name"]:
+ table_name = it[u"name"]
+ text += f"\n==={table_name}===\n" \
+ f"cpu {u' ' * (max_len[u'cpu'] - 3)} " \
+ f"pid {u' ' * (max_len[u'pid'] - 3)} " \
+ f"name {u' ' * (max_len[u'name'] - 4)} " \
+ f"value {u' ' * (max_len[u'value'] - 5)}\n"
+ text += (
+ f"""{str(it[u'labels'][u'cpu']) + u' ' *
+ (max_len[u"cpu"] - len(str(it[u'labels'][u'cpu'])))} """
+ f"""{str(it[u'labels'][u'pid']) + u' ' *
+ (max_len[u"pid"] - len(str(it[u'labels'][u'pid'])))} """
+ f"""{str(it[u'labels'][u'name']) + u' ' *
+ (max_len[u"name"] - len(str(it[u'labels'][u'name'])))} """
+ f"""{str(it[u'value']) + u' ' *
+ (max_len[u"value"] - len(str(it[u'value'])))}\n""")
+ getLogger(u"console_stdout").info(text)
def process_data(self):
"""