| ''' |
| build ebpf program |
| ''' |
| |
| import os |
| import signal |
| from string import Template |
| import subprocess |
| import time |
| from TdcPlugin import TdcPlugin |
| from tdc_config import * |
| |
| class SubPlugin(TdcPlugin): |
| def __init__(self): |
| self.sub_class = 'buildebpf/SubPlugin' |
| self.tap = '' |
| super().__init__() |
| |
| def pre_suite(self, testcount, testidlist): |
| super().pre_suite(testcount, testidlist) |
| |
| if self.args.buildebpf: |
| self._ebpf_makeall() |
| |
| def post_suite(self, index): |
| super().post_suite(index) |
| |
| self._ebpf_makeclean() |
| |
| def add_args(self, parser): |
| super().add_args(parser) |
| |
| self.argparser_group = self.argparser.add_argument_group( |
| 'buildebpf', |
| 'options for buildebpfPlugin') |
| self.argparser_group.add_argument( |
| '--nobuildebpf', action='store_false', default=True, |
| dest='buildebpf', |
| help='Don\'t build eBPF programs') |
| |
| return self.argparser |
| |
| def _ebpf_makeall(self): |
| if self.args.buildebpf: |
| self._make('all') |
| |
| def _ebpf_makeclean(self): |
| if self.args.buildebpf: |
| self._make('clean') |
| |
| def _make(self, target): |
| command = 'make -C {} {}'.format(self.args.NAMES['EBPFDIR'], target) |
| proc = subprocess.Popen(command, |
| shell=True, |
| stdout=subprocess.PIPE, |
| stderr=subprocess.PIPE, |
| env=ENVIR) |
| (rawout, serr) = proc.communicate() |
| |
| if proc.returncode != 0 and len(serr) > 0: |
| foutput = serr.decode("utf-8") |
| else: |
| foutput = rawout.decode("utf-8") |
| |
| proc.stdout.close() |
| proc.stderr.close() |
| return proc, foutput |
