From 76289024543fbfb6df3d07f61f15eabc623dd246 Mon Sep 17 00:00:00 2001
From: Yves Fischer <yvesf-git@xapek.org>
Date: Sat, 23 Jul 2016 18:42:06 +0200
Subject: restructure code

rename module to pyinflux
split in client and parser package. the parser depends also on funcparserlib

contains 3 examples of strange influxdb behavior
---
 fuzzer1.py | 74 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100755 fuzzer1.py

(limited to 'fuzzer1.py')

diff --git a/fuzzer1.py b/fuzzer1.py
new file mode 100755
index 0000000..57b5de6
--- /dev/null
+++ b/fuzzer1.py
@@ -0,0 +1,74 @@
+#!/usr/bin/env python3
+"""
+in 2016/07/23 18:37:37 InfluxDB starting, version 0.13.0, branch 0.13, commit e57fb88a051ee40fd9277094345fbd47bb4783ce
+this fuzzer can cause a concurrent read write crash
+"""
+import itertools
+from multiprocessing.pool import ThreadPool as Pool
+from pyinflux.client import InfluxDB, Line
+
+influxdb = InfluxDB('test', 'localhost')
+
+value_generator = itertools.count()
+
+
+def test(number):
+    for value in value_generator:
+        if value + 1 % 500 == 0:
+            print("thread {} at {}".format(number, value))
+        expected = "value{value}".format(value=value)
+        line = Line('series' + str(value),
+                    {'tag': 'tag' + expected},
+                    {'field': 'field' + expected})
+
+        try:
+            influxdb.write([line])
+        except:
+            print(line)
+            raise
+
+        query = """\
+    SELECT *
+    FROM "series{value}"
+    WHERE time >= now() - 2s""".format(value=value)
+        try:
+            results = influxdb.query(query).as_json()['results']
+        except:
+            print("""\
+    Failure. With the following INSERT:
+    {line}""".format(line=line))
+            raise
+        try:
+            assert len(results) == 1
+            series = results[0]['series']
+            assert len(series) == 1
+            series_result = series[0]
+            assert series_result['name'] == 'series' + str(value)
+            assert len(series_result['values']) == 1
+            values = series_result['values']
+            assert len(values) == 1
+            assert len(values[0]) == 3
+            columns = series_result['columns']
+            assert columns == ['time', 'field', 'tag']
+
+            assert values[0][columns.index('field')] == 'fieldvalue' + str(value)
+            assert values[0][columns.index('tag')] == 'tagvalue' + str(value)
+        except:
+            print("""\
+    Failure. With the following INSERT:
+    {line}
+
+    Got this result:
+    {results}""".format(line=line, results=results))
+            raise
+
+
+print(influxdb.query('DROP DATABASE test').as_text())
+print(influxdb.query('CREATE DATABASE test').as_text())
+
+N_PROC = 2
+with Pool(processes=N_PROC) as pool:
+    for res in pool.imap_unordered(test, range(1, N_PROC + 1)):
+        # they are suppossed to run endlessly, if one returns then there was a failure
+        pool.terminate()
+print('Done')
-- 
cgit v1.2.1