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# Copyright 2015-2016 Intel Corporation.
#
# 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.
"""PerformanceTestCase class
"""

import logging

from testcases import TestCase
from tools.report import report
from conf import settings as S

class PerformanceTestCase(TestCase):
    """PerformanceTestCase class

    In this basic form runs RFC2544 throughput test
    """
    def __init__(self, cfg):
        """ Testcase initialization
        """
        self._type = 'performance'
        super(PerformanceTestCase, self).__init__(cfg)
        self._logger = logging.getLogger(__name__)

    def run_report(self):
        super(PerformanceTestCase, self).run_report()
        if S.getValue('mode') != 'trafficgen-off':
            report.generate(self._output_file, self._tc_results, self._collector.get_results(), self._type)
ow(struct kobject *kobj, struct kobj_attribute *attr, char *buf) { return sprintf(buf, "%d\n", foo); } static ssize_t foo_store(struct kobject *kobj, struct kobj_attribute *attr, const char *buf, size_t count) { int ret; ret = kstrtoint(buf, 10, &foo); if (ret < 0) return ret; return count; } /* Sysfs attributes cannot be world-writable. */ static struct kobj_attribute foo_attribute = __ATTR(foo, 0664, foo_show, foo_store); /* * More complex function where we determine which variable is being accessed by * looking at the attribute for the "baz" and "bar" files. */ static ssize_t b_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf) { int var; if (strcmp(attr->attr.name, "baz") == 0) var = baz; else var = bar; return sprintf(buf, "%d\n", var); } static ssize_t b_store(struct kobject *kobj, struct kobj_attribute *attr, const char *buf, size_t count) { int var, ret; ret = kstrtoint(buf, 10, &var); if (ret < 0) return ret; if (strcmp(attr->attr.name, "baz") == 0) baz = var; else bar = var; return count; } static struct kobj_attribute baz_attribute = __ATTR(baz, 0664, b_show, b_store); static struct kobj_attribute bar_attribute = __ATTR(bar, 0664, b_show, b_store); /* * Create a group of attributes so that we can create and destroy them all * at once. */ static struct attribute *attrs[] = { &foo_attribute.attr, &baz_attribute.attr, &bar_attribute.attr, NULL, /* need to NULL terminate the list of attributes */ }; /* * An unnamed attribute group will put all of the attributes directly in * the kobject directory. If we specify a name, a subdirectory will be * created for the attributes with the directory being the name of the * attribute group. */ static struct attribute_group attr_group = { .attrs = attrs, }; static struct kobject *example_kobj; static int __init example_init(void) { int retval; /* * Create a simple kobject with the name of "kobject_example", * located under /sys/kernel/ * * As this is a simple directory, no uevent will be sent to * userspace. That is why this function should not be used for * any type of dynamic kobjects, where the name and number are * not known ahead of time. */ example_kobj = kobject_create_and_add("kobject_example", kernel_kobj); if (!example_kobj) return -ENOMEM; /* Create the files associated with this kobject */ retval = sysfs_create_group(example_kobj, &attr_group); if (retval) kobject_put(example_kobj); return retval; } static void __exit example_exit(void) { kobject_put(example_kobj); } module_init(example_init); module_exit(example_exit); MODULE_LICENSE("GPL v2"); MODULE_AUTHOR("Greg Kroah-Hartman <greg@kroah.com>");