Testcase to find storage bottlenecks using Yardstick for Multistack

JIRA: BOTTLENECK-217

This patch is used to find storage bottlenecks while using
yardstick for multistack.

Change-Id: I8e64ff4145244a4aa822cf63c82d3a90a6579486
Signed-off-by: Shubham Agarwal <shubham.agarwal.coder@gmail.com>

2 files changed, 196 insertions, 0 deletions

diff --git a/testsuites/posca/testcase_cfg/posca_factor_multistack_storage_parallel.yaml b/testsuites/posca/testcase_cfg/posca_factor_multistack_storage_parallel.yaml
new file mode 100644
index 00000000..44147db8
--- /dev/null
+++ b/testsuites/posca/testcase_cfg/posca_factor_multistack_storage_parallel.yaml
@@ -0,0 +1,32 @@
+##############################################################################
+# Copyright (c) 2017 HUAWEI TECHNOLOGIES CO.,LTD and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+load_manager:
+  scenarios:
+    tool: fio
+    # for this option we provide " write, read, rw, rr"
+    rw: "randrw"
+    bs: "4k"
+    size: "50g"
+    rwmixwrite: "50"
+    num_stack: 1, 3
+    volume_num: "1"
+    num_jobs: "1"
+    direct: "1"
+
+  runners:
+    stack_create: yardstick
+    flavor:
+    yardstick_test_dir: "samples"
+    yardstick_testcase: "storage_bottlenecks"
+
+contexts:
+  dashboard: "Bottlenecks-ELK"
+  yardstick: "Bottlenecks-Yardstick"
+  yardstick_envpre: True
\ No newline at end of file
diff --git a/testsuites/posca/testcase_script/posca_factor_multistack_storage_parallel.py b/testsuites/posca/testcase_script/posca_factor_multistack_storage_parallel.py
new file mode 100644
index 00000000..58f9dc8c
--- /dev/null
+++ b/testsuites/posca/testcase_script/posca_factor_multistack_storage_parallel.py
@@ -0,0 +1,164 @@
+#!/usr/bin/env python
+##############################################################################
+# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+'''This file realize the function of run posca multistack storage stress test
+This file contain several part:
+First is create a script to realize several threading run'''
+
+import utils.logger as log
+import uuid
+import json
+import os
+import time
+from utils.parser import Parser as conf_parser
+import utils.env_prepare.quota_prepare as quota_prepare
+import utils.env_prepare.stack_prepare as stack_prepare
+import utils.infra_setup.runner.yardstick as yardstick_task
+
+import utils.infra_setup.runner.docker_env as docker_env
+
+# --------------------------------------------------
+# logging configuration
+# --------------------------------------------------
+LOG = log.Logger(__name__).getLogger()
+
+test_dict = {
+    "action": "runTestCase",
+    "args": {
+        "opts": {
+            "task-args": {}
+        },
+        "testcase": "multistack_storage_bottlenecks_parallel"
+    }
+}
+testfile = os.path.basename(__file__)
+testcase, file_format = os.path.splitext(testfile)
+cidr = "/home/opnfv/repos/yardstick/samples/storage_bottlenecks.yaml"
+runner_DEBUG = True
+
+
+def env_pre(test_config):
+    test_yardstick = False
+    if "yardstick" in test_config["contexts"].keys():
+        test_yardstick = True
+    stack_prepare._prepare_env_daemon(test_yardstick)
+    quota_prepare.quota_env_prepare()
+    if(test_config["contexts"]['yardstick_envpre']):
+        cmd = ('yardstick env prepare')
+        LOG.info("yardstick environment prepare!")
+        yardstick_container = docker_env.yardstick_info['container']
+        stdout = docker_env.docker_exec_cmd(yardstick_container, cmd)
+        LOG.debug(stdout)
+
+
+def testcase_parser(out_file="yardstick.out", **parameter_info):
+    cmd = yardstick_task.yardstick_command_parser(debug=runner_DEBUG,
+                                                  cidr=cidr,
+                                                  outfile=out_file,
+                                                  parameter=parameter_info)
+    return cmd
+
+
+def do_test(test_config):
+    out_file = ("/tmp/yardstick_" + str(uuid.uuid4()) + ".out")
+    yardstick_container = docker_env.yardstick_info['container']
+    cmd = testcase_parser(out_file=out_file, **test_config)
+    print(cmd)
+    stdout = docker_env.docker_exec_cmd(yardstick_container, cmd)
+    LOG.info(stdout)
+    loop_value = 0
+    while loop_value < 60:
+        time.sleep(2)
+        loop_value = loop_value + 1
+        with open(out_file) as f:
+            data = json.load(f)
+            if data["status"] == 1:
+                LOG.info("yardstick run success")
+                LOG.info("%s" % data["result"]["testcases"])
+                break
+            elif data["status"] == 2:
+                LOG.error("yardstick error exit")
+                break
+
+    save_data = config_to_result(test_config, data)
+    LOG.info(save_data)
+    return save_data
+
+
+def config_to_result(test_config, test_result):
+    print(test_result)
+    out_data = test_result["result"]["testcases"]
+    test_data = out_data["storage_bottlenecks"]["tc_data"]
+    testdata = {}
+    testdata["read_iops"] = 0
+    testdata["read_bw"] = 0
+    testdata["read_lat"] = 0
+    testdata["write_iops"] = 0
+    testdata["write_bw"] = 0
+    testdata["write_lat"] = 0
+    print(testdata["read_iops"])
+    for result in test_data:
+        testdata["read_iops"] += result["data"]["read_iops"]
+        testdata["read_bw"] += result["data"]["read_bw"]
+        if testdata["read_lat"] is 0:
+            testdata["read_lat"] = result["data"]["read_lat"]
+        else:
+            testdata["read_lat"] += result["data"]["read_lat"]
+            testdata["read_lat"] = testdata["read_lat"]/2
+        testdata["write_iops"] += result["data"]["write_iops"]
+        testdata["write_bw"] += result["data"]["write_bw"]
+        if testdata["write_lat"] is 0:
+            testdata["write_lat"] = result["data"]["write_lat"]
+        else:
+            testdata["write_lat"] += result["data"]["write_lat"]
+            testdata["write_lat"] = testdata["write_lat"]/2
+    return testdata
+
+
+def run(test_config):
+    con_dic = test_config["load_manager"]
+    scenarios_conf = con_dic["scenarios"]
+
+    if test_config["contexts"]["yardstick_ip"] is None:
+        con_dic["contexts"]["yardstick_ip"] =\
+            conf_parser.ip_parser("yardstick_test_ip")
+
+    env_pre(test_config)
+    LOG.info("yardstick environment prepare done!")
+
+    test_num = conf_parser.str_to_list(scenarios_conf["num_stack"])
+    rw = scenarios_conf["rw"]
+    bs = scenarios_conf["bs"]
+    size = scenarios_conf["size"]
+    rwmixwrite = scenarios_conf["rwmixwrite"]
+    numjobs = scenarios_conf["num_jobs"]
+    direct = scenarios_conf["direct"]
+    volume_num = scenarios_conf["volume_num"]
+
+    result = []
+
+    for value in test_num:
+        case_config = {"stack_num": int(value),
+                       "volume_num": volume_num,
+                       "rw": rw,
+                       "bs": bs,
+                       "size": size,
+                       "rwmixwrite": rwmixwrite,
+                       "numjobs": numjobs,
+                       "direct": direct}
+        data_reply = do_test(case_config)
+        result.append(data_reply)
+
+        LOG.info("%s stack successful run" % (value))
+
+        conf_parser.result_to_file(data_reply, test_config["out_file"])
+
+    LOG.info('END POSCA stress multistack storage parallel testcase')
+    LOG.info("The result data is %s", result)
+    return result