tests: script to test a lot of update

* Adds a script to test the server with a lot of update request.

Co-Authored-by: Sébastien Délèze <sebastien.deleze@rero.ch>

scripts/load_testing.py

@@ -0,0 +1,167 @@
+# -*- coding: utf-8 -*-
+#
+# RERO ILS
+# Copyright (C) 2021 RERO
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, version 3 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+"""Script to test bulk updates.
+
+Example of execution:
+python load_testing.py [index] [threads] [calls] [records_size] [token] [host]
+python load_testing.py documents 10 10 1000 ABCD localhost:5000
+"""
+
+import json
+import random
+import sys
+import threading
+
+import requests
+import urllib3
+from elasticsearch import Elasticsearch
+from elasticsearch_dsl import Search
+
+urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
+
+
+class UpdateThread(threading.Thread):
+    """Thread updating records."""
+    pids = []
+    calls = 50
+    locks = {}
+    token = None
+    index = 'documents'
+    host = 'localhost:5000'
+
+    def __init__(self, thread_number):
+        """Init.
+
+        param int thread_number: Thread assigned number.
+        """
+        threading.Thread.__init__(self)
+        self.thread_number = thread_number
+        self.headers = {
+            'Authorization': f'Bearer {UpdateThread.token}',
+            'Content-type': 'application/json'
+        }
+
+    def run(self):
+        """Execute command."""
+        for index in range(0, UpdateThread.calls):
+            pid = random.choice(UpdateThread.pids)
+
+            # Create lock if not exists
+            if not UpdateThread.locks.get(pid):
+                UpdateThread.locks[pid] = threading.Lock()
+
+            # Lock for PID
+            UpdateThread.locks[pid].acquire()
+
+            url = f'https://{UpdateThread.host}/api/{UpdateThread.index}/{pid}'
+
+            try:
+                response = requests.get(url,
+                                        verify=False,
+                                        headers=self.headers)
+
+                if response.status_code != 200:
+                    raise Exception(f'GET error {response.status_code}')
+
+                def remove_calculated_properties(data):
+                    """Remove calculated properties to avoid a 400 error.
+
+                    :param dict data: Data to process.
+                    """
+                    for key in list(data):
+                        if key.startswith('_'):
+                            del data[key]
+                        else:
+                            if isinstance(data[key], list):
+                                for item in data[key]:
+                                    if isinstance(item, dict):
+                                        remove_calculated_properties(item)
+
+                            if isinstance(data[key], dict):
+                                remove_calculated_properties(data[key])
+
+                data = response.json()
+                remove_calculated_properties(data)
+
+                response = requests.put(url,
+                                        verify=False,
+                                        headers=self.headers,
+                                        data=json.dumps(data['metadata']))
+
+                if response.status_code != 200:
+                    raise Exception(f'PUT error {response.status_code}')
+
+                print(
+                    f'Updated {url} in execution {index+1} of thread ' \
+                    f'{(self.thread_number+1)}: Status {response.status_code}, ' \
+                    f'Time {response.elapsed.total_seconds()}'
+                )
+            except Exception as exception:
+                print(
+                    f'Error during processing of {url} in execution {index} ' \
+                    f'of thread {(self.thread_number+1)}: {str(exception)}'
+                )
+
+            # Unlock
+            UpdateThread.locks[pid].release()
+
+
+def get_records_pids(index='documents', size=1000):
+    """Get a list of records PIDs for the given index.
+
+    :param str index: Index to search for records.
+    :param int size: Number of records to return.
+    """
+    results = Search(using=Elasticsearch(),
+                     index=index)[0:size].source(includes=['pid']).execute()
+
+    return [item['pid'] for item in results]
+
+
+if __name__ == "__main__":
+    INDEX = sys.argv[1] if len(sys.argv) > 1 else 'documents'
+    NUMBER_OF_THREADS = int(sys.argv[2]) if len(sys.argv) > 2 else 10
+    CALLS_PER_THREAD = int(sys.argv[3]) if len(sys.argv) > 3 else 50
+    RECORDS_SIZE = int(sys.argv[4]) if len(sys.argv) > 4 else 1000
+    TOKEN = sys.argv[5] if len(sys.argv) > 5 else None
+    HOST = sys.argv[6] if len(sys.argv) > 6 else 'localhost:5000'
+
+    print()
+    print(f'Index: {INDEX}')
+    print(f'Number of threads: {NUMBER_OF_THREADS}')
+    print(f'Calls per thread: {CALLS_PER_THREAD}')
+    print(f'Records size: {RECORDS_SIZE}')
+    print(f'Authentication token: {TOKEN}')
+    print(f'Host: {HOST}')
+
+    RESPONSE = input('\nIs that correct? [y/N]: ')
+
+    if RESPONSE.lower() != 'y':
+        exit(0)
+
+    print()
+
+    UpdateThread.pids = get_records_pids(index=INDEX, size=RECORDS_SIZE)
+    UpdateThread.calls = CALLS_PER_THREAD
+    UpdateThread.token = TOKEN
+    UpdateThread.index = INDEX
+    UpdateThread.host = HOST
+
+    for i in range(0, NUMBER_OF_THREADS):
+        thread = UpdateThread(i)
+        thread.start()