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How to use _get_failure_logs method in autotest

Best Python code snippet using autotest_python

profilers.py

Source:profilers.py

...99                os.makedirs(local_dir)100        else:101            local_dir = test.profdir102        return local_dir103    def _get_failure_logs(self, autodir, test, host):104        """105        Collect the client logs from a profiler run and put them in a106        file named failure-*.log.107        """108        try:109            fd, path = tempfile.mkstemp(suffix='.log', prefix='failure-',110                    dir=self._get_local_profilers_dir(test, host.hostname))111            os.close(fd)112            host.get_file(get_profiler_log_path(autodir), path)113            # try to collect any partial profiler logs114            self._get_profiler_logs(autodir, test, host)115        except (error.AutotestError, error.AutoservError):116            logging.exception('Profiler failure log collection failed')117            # swallow the exception so that we don't override an existing118            # exception being thrown119    def _get_all_failure_logs(self, test, hosts):120        for host, at, autodir in hosts:121            self._get_failure_logs(autodir, test, host)122    def _get_profiler_logs(self, autodir, test, host):123        results_dir = get_profiler_results_dir(autodir)124        local_dir = self._get_local_profilers_dir(test, host.hostname)125        self.job.remove_client_log(host.hostname, results_dir, local_dir)126        tempdir = tempfile.mkdtemp(dir=self.job.tmpdir)127        try:128            host.get_file(results_dir + '/', tempdir)129        except error.AutoservRunError:130            pass # no files to pull back, nothing we can do131        utils.merge_trees(tempdir, local_dir)132        shutil.rmtree(tempdir, ignore_errors=True)133    def _run_clients(self, test, hosts):134        """135        We initialize the profilers just before start because only then we136        know all the hosts involved.137        """138        hostnames = [host_info[0].hostname for host_info in hosts]139        profilers_args = [(p.name, p.args, p.dargs)140                          for p in self.list]141        for host, at, autodir in hosts:142            control_script = standalone_profiler.generate_test(hostnames,143                                                               host.hostname,144                                                               profilers_args,145                                                               180, None)146            try:147                at.run(control_script, background=True)148            except Exception:149                self._get_failure_logs(autodir, test, host)150                raise151            remote_results_dir = get_profiler_results_dir(autodir)152            local_results_dir = self._get_local_profilers_dir(test,153                                                              host.hostname)154            self.job.add_client_log(host.hostname, remote_results_dir,155                                    local_results_dir)156        try:157            # wait for the profilers to be added158            standalone_profiler.wait_for_profilers(hostnames)159        except Exception:160            self._get_all_failure_logs(test, hosts)161            raise162    def before_start(self, test, host=None):163        # create host objects and install the needed clients...

profiler.py

Source:profiler.py

...116        elif host in self.installed_hosts:117            return {host: self.installed_hosts[host]}118        else:119            return {}120    def _get_failure_logs(self, autodir, test, host):121        """Collect the client logs from a profiler run and put them in a122        file named failure-*.log."""123        try:124            profdir = os.path.join(test.profdir, host.hostname)125            if not os.path.exists(profdir):126                os.makedirs(profdir)127            fd, path = tempfile.mkstemp(suffix=".log", prefix="failure-",128                                        dir=os.path.join(test.profdir,129                                                         host.hostname))130            os.close(fd)131            host.get_file(get_profiler_log_path(autodir), path)132        except (error.AutotestError, error.AutoservError):133            logging.exception("Profiler failure log collection failed")134            # swallow the exception so that we don't override an existing135            # exception being thrown136    def start(self, test, host=None):137        self._install()138        encoded_args = encode_args(self.name, self.args, self.dargs)139        control_script = run_profiler_control % (encoded_args, self.name)140        for host, (at, autodir) in self._get_hosts(host).iteritems():141            fifo_pattern = os.path.join(autodir, "profiler.*")142            host.run("rm -f %s" % fifo_pattern)143            host.run("mkfifo %s" % os.path.join(autodir, "profiler.ready"))144            try:145                at.run(control_script, background=True)146                self._wait_on_client(host, autodir, "ready")147                self._signal_client(host, autodir, "start")148                remote_results_dir = get_profiler_results_dir(autodir)149                local_results_dir = os.path.join(test.profdir, host.hostname)150                self.job.add_client_log(host.hostname, remote_results_dir,151                                        local_results_dir)152            except:153                self._get_failure_logs(autodir, test, host)154                raise155        self.current_test = test156    def stop(self, test, host=None):157        assert self.current_test == test158        for host, (at, autodir) in self._get_hosts(host).iteritems():159            try:160                self._signal_client(host, autodir, "stop")161            except:162                self._get_failure_logs(autodir, test, host)163                raise164    def report(self, test, host=None, wait_on_client=True):165        assert self.current_test == test166        self.current_test = None167        # signal to all the clients that they should report168        if wait_on_client:169            for host, (at, autodir) in self._get_hosts(host).iteritems():170                try:171                    self._signal_client(host, autodir, "report")172                except:173                    self._get_failure_logs(autodir, test, host)174                    raise175        # pull back all the results176        for host, (at, autodir) in self._get_hosts(host).iteritems():177            if wait_on_client:178                self._wait_on_client(host, autodir, "finished")179            results_dir = get_profiler_results_dir(autodir)180            local_dir = os.path.join(test.profdir, host.hostname)181            if not os.path.exists(local_dir):182                os.makedirs(local_dir)183            self.job.remove_client_log(host.hostname, results_dir, local_dir)184            tempdir = tempfile.mkdtemp(dir=self.job.tmpdir)185            try:186                host.get_file(results_dir + "/", tempdir)187            except error.AutoservRunError:...

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